Initial commit: WordPress wp-content (themes, plugins, languages)

- Theme: momentry (custom theme with REST API routes)
- Plugins: code-snippets (contains all API proxies)
- Languages: zh_TW translations
- Excludes: cache, backups, uploads, logs

plugins/all-in-one-wp-migration/lib/model/class-ai1wm-backups.php

@@ -0,0 +1,190 @@
+<?php
+/**
+ * Copyright (C) 2014-2025 ServMask Inc.
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ * Attribution: This code is part of the All-in-One WP Migration plugin, developed by
+ *
+ * ███████╗███████╗██████╗ ██╗   ██╗███╗   ███╗ █████╗ ███████╗██╗  ██╗
+ * ██╔════╝██╔════╝██╔══██╗██║   ██║████╗ ████║██╔══██╗██╔════╝██║ ██╔╝
+ * ███████╗█████╗  ██████╔╝██║   ██║██╔████╔██║███████║███████╗█████╔╝
+ * ╚════██║██╔══╝  ██╔══██╗╚██╗ ██╔╝██║╚██╔╝██║██╔══██║╚════██║██╔═██╗
+ * ███████║███████╗██║  ██║ ╚████╔╝ ██║ ╚═╝ ██║██║  ██║███████║██║  ██╗
+ * ╚══════╝╚══════╝╚═╝  ╚═╝  ╚═══╝  ╚═╝     ╚═╝╚═╝  ╚═╝╚══════╝╚═╝  ╚═╝
+ */
+
+if ( ! defined( 'ABSPATH' ) ) {
+	die( 'Kangaroos cannot jump here' );
+}
+
+class Ai1wm_Backups {
+
+	/**
+	 * Get all backup files
+	 *
+	 * @return array
+	 */
+	public static function get_files() {
+		$backups = array();
+
+		try {
+
+			// Iterate over directory
+			$iterator = new Ai1wm_Recursive_Directory_Iterator( AI1WM_BACKUPS_PATH );
+
+			// Filter by extensions
+			$iterator = new Ai1wm_Recursive_Extension_Filter( $iterator, array( 'wpress' ) );
+
+			// Recursively iterate over directory
+			$iterator = new Ai1wm_Recursive_Iterator_Iterator( $iterator, RecursiveIteratorIterator::LEAVES_ONLY, RecursiveIteratorIterator::CATCH_GET_CHILD );
+
+			// Get backup files
+			foreach ( $iterator as $item ) {
+				try {
+					if ( ai1wm_is_filesize_supported( $item->getPathname() ) ) {
+						$backups[] = array(
+							'path'     => $iterator->getSubPath(),
+							'filename' => $iterator->getSubPathname(),
+							'mtime'    => $iterator->getMTime(),
+							'size'     => $iterator->getSize(),
+						);
+					} else {
+						$backups[] = array(
+							'path'     => $iterator->getSubPath(),
+							'filename' => $iterator->getSubPathname(),
+							'mtime'    => $iterator->getMTime(),
+							'size'     => null,
+						);
+					}
+				} catch ( Exception $e ) {
+					$backups[] = array(
+						'path'     => $iterator->getSubPath(),
+						'filename' => $iterator->getSubPathname(),
+						'mtime'    => null,
+						'size'     => null,
+					);
+				}
+			}
+
+			// Sort backups modified date
+			usort( $backups, 'Ai1wm_Backups::compare' );
+
+		} catch ( Exception $e ) {
+		}
+
+		return $backups;
+	}
+
+	/**
+	 * Count all backup files
+	 *
+	 * @return integer
+	 */
+	public static function count_files() {
+		return count( Ai1wm_Backups::get_files() );
+	}
+
+	/**
+	 * Delete backup file
+	 *
+	 * @param  string  $file File name
+	 * @return boolean
+	 */
+	public static function delete_file( $file ) {
+		if ( ai1wm_is_filename_supported( $file ) ) {
+			if ( $deleted = @unlink( ai1wm_backup_path( array( 'archive' => $file ) ) ) ) {
+				do_action( 'ai1wm_status_backup_deleted', $file );
+			}
+
+			return $deleted;
+		}
+
+		return false;
+	}
+
+	/**
+	 * Get all backup labels
+	 *
+	 * @return array
+	 */
+	public static function get_labels() {
+		return get_option( AI1WM_BACKUPS_LABELS, array() );
+	}
+
+	/**
+	 * Set backup label
+	 *
+	 * @param  string  $file  File name
+	 * @param  string  $label File label
+	 * @return boolean
+	 */
+	public static function set_label( $file, $label ) {
+		if ( ( $labels = get_option( AI1WM_BACKUPS_LABELS, array() ) ) !== false ) {
+			$labels[ $file ] = $label;
+		}
+
+		return update_option( AI1WM_BACKUPS_LABELS, $labels );
+	}
+
+	/**
+	 * Delete backup label
+	 *
+	 * @param  string  $file File name
+	 * @return boolean
+	 */
+	public static function delete_label( $file ) {
+		if ( ( $labels = get_option( AI1WM_BACKUPS_LABELS, array() ) ) !== false ) {
+			unset( $labels[ $file ] );
+		}
+
+		return update_option( AI1WM_BACKUPS_LABELS, $labels );
+	}
+
+	/**
+	 * Compare backup files by modified time
+	 *
+	 * @param  array $a File item A
+	 * @param  array $b File item B
+	 * @return integer
+	 */
+	public static function compare( $a, $b ) {
+		if ( $a['mtime'] === $b['mtime'] ) {
+			return 0;
+		}
+
+		return ( $a['mtime'] > $b['mtime'] ) ? - 1 : 1;
+	}
+
+	/**
+	 * Check if backups are downloadable
+	 */
+	public static function are_downloadable() {
+		static $downloadable = null;
+		if ( is_null( $downloadable ) ) {
+			$downloadable = Ai1wm_Backups::are_in_wp_content_folder() || strpos( AI1WM_BACKUPS_PATH, untrailingslashit( ABSPATH ) ) === 0;
+		}
+
+		return $downloadable;
+	}
+
+	public static function are_in_wp_content_folder() {
+		static $in_wp_content = null;
+		if ( is_null( $in_wp_content ) ) {
+			$in_wp_content = strpos( AI1WM_BACKUPS_PATH, untrailingslashit( WP_CONTENT_DIR ) ) === 0;
+		}
+
+		return $in_wp_content;
+	}
+}

plugins/all-in-one-wp-migration/lib/model/class-ai1wm-compatibility.php

@@ -0,0 +1,73 @@
+<?php
+/**
+ * Copyright (C) 2014-2025 ServMask Inc.
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ * Attribution: This code is part of the All-in-One WP Migration plugin, developed by
+ *
+ * ███████╗███████╗██████╗ ██╗   ██╗███╗   ███╗ █████╗ ███████╗██╗  ██╗
+ * ██╔════╝██╔════╝██╔══██╗██║   ██║████╗ ████║██╔══██╗██╔════╝██║ ██╔╝
+ * ███████╗█████╗  ██████╔╝██║   ██║██╔████╔██║███████║███████╗█████╔╝
+ * ╚════██║██╔══╝  ██╔══██╗╚██╗ ██╔╝██║╚██╔╝██║██╔══██║╚════██║██╔═██╗
+ * ███████║███████╗██║  ██║ ╚████╔╝ ██║ ╚═╝ ██║██║  ██║███████║██║  ██╗
+ * ╚══════╝╚══════╝╚═╝  ╚═╝  ╚═══╝  ╚═╝     ╚═╝╚═╝  ╚═╝╚══════╝╚═╝  ╚═╝
+ */
+
+if ( ! defined( 'ABSPATH' ) ) {
+	die( 'Kangaroos cannot jump here' );
+}
+
+class Ai1wm_Compatibility {
+
+	public static function get( $params ) {
+		$extensions = Ai1wm_Extensions::get();
+
+		foreach ( $extensions as $extension_name => $extension_data ) {
+			if ( ! isset( $params[ $extension_data['short'] ] ) ) {
+				unset( $extensions[ $extension_name ] );
+			}
+		}
+
+		// If no extension is used, update everything that is available
+		if ( empty( $extensions ) ) {
+			$extensions = Ai1wm_Extensions::get();
+		}
+
+		$messages = array();
+		foreach ( $extensions as $extension_name => $extension_data ) {
+			if ( ! Ai1wm_Compatibility::check( $extension_data ) ) {
+				if ( defined( 'WP_CLI' ) ) {
+					/* translators: Extension name. */
+					$messages[] = sprintf( __( '%s is out of date. Please update this extension before using it.', 'all-in-one-wp-migration' ), $extension_data['title'] );
+				} else {
+					/* translators: 1: Extension name, 2: Plugins update page. */
+					$messages[] = sprintf( __( '<strong>%1$s</strong> is out of date. You must <a href="%2$s">update this extension</a> before using it.<br />', 'all-in-one-wp-migration' ), $extension_data['title'], network_admin_url( 'plugins.php' ) );
+				}
+			}
+		}
+
+		return $messages;
+	}
+
+	public static function check( $extension ) {
+		if ( $extension['version'] !== 'develop' ) {
+			if ( version_compare( $extension['version'], $extension['requires'], '<' ) ) {
+				return false;
+			}
+		}
+
+		return true;
+	}
+}

plugins/all-in-one-wp-migration/lib/model/class-ai1wm-deprecated.php

@@ -0,0 +1,34 @@
+<?php
+/**
+ * Copyright (C) 2014-2025 ServMask Inc.
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ * Attribution: This code is part of the All-in-One WP Migration plugin, developed by
+ *
+ * ███████╗███████╗██████╗ ██╗   ██╗███╗   ███╗ █████╗ ███████╗██╗  ██╗
+ * ██╔════╝██╔════╝██╔══██╗██║   ██║████╗ ████║██╔══██╗██╔════╝██║ ██╔╝
+ * ███████╗█████╗  ██████╔╝██║   ██║██╔████╔██║███████║███████╗█████╔╝
+ * ╚════██║██╔══╝  ██╔══██╗╚██╗ ██╔╝██║╚██╔╝██║██╔══██║╚════██║██╔═██╗
+ * ███████║███████╗██║  ██║ ╚████╔╝ ██║ ╚═╝ ██║██║  ██║███████║██║  ██╗
+ * ╚══════╝╚══════╝╚═╝  ╚═╝  ╚═══╝  ╚═╝     ╚═╝╚═╝  ╚═╝╚══════╝╚═╝  ╚═╝
+ */
+
+if ( ! defined( 'ABSPATH' ) ) {
+	die( 'Kangaroos cannot jump here' );
+}
+
+class Ai1wm_Export_Abstract {}
+class Ai1wm_Import_Abstract {}
+class Ai1wm_Config {}

plugins/all-in-one-wp-migration/lib/model/class-ai1wm-extensions.php

@@ -0,0 +1,352 @@
+<?php
+/**
+ * Copyright (C) 2014-2025 ServMask Inc.
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ * Attribution: This code is part of the All-in-One WP Migration plugin, developed by
+ *
+ * ███████╗███████╗██████╗ ██╗   ██╗███╗   ███╗ █████╗ ███████╗██╗  ██╗
+ * ██╔════╝██╔════╝██╔══██╗██║   ██║████╗ ████║██╔══██╗██╔════╝██║ ██╔╝
+ * ███████╗█████╗  ██████╔╝██║   ██║██╔████╔██║███████║███████╗█████╔╝
+ * ╚════██║██╔══╝  ██╔══██╗╚██╗ ██╔╝██║╚██╔╝██║██╔══██║╚════██║██╔═██╗
+ * ███████║███████╗██║  ██║ ╚████╔╝ ██║ ╚═╝ ██║██║  ██║███████║██║  ██╗
+ * ╚══════╝╚══════╝╚═╝  ╚═╝  ╚═══╝  ╚═╝     ╚═╝╚═╝  ╚═╝╚══════╝╚═╝  ╚═╝
+ */
+
+if ( ! defined( 'ABSPATH' ) ) {
+	die( 'Kangaroos cannot jump here' );
+}
+
+class Ai1wm_Extensions {
+
+	/**
+	 * Get active extensions
+	 *
+	 * @return array
+	 */
+	public static function get() {
+		$extensions = array();
+
+		// Add Microsoft Azure Extension
+		if ( defined( 'AI1WMZE_PLUGIN_NAME' ) ) {
+			$extensions[ AI1WMZE_PLUGIN_NAME ] = array(
+				'key'      => AI1WMZE_PURCHASE_ID,
+				'title'    => AI1WMZE_PLUGIN_TITLE,
+				'about'    => AI1WMZE_PLUGIN_ABOUT,
+				'check'    => AI1WMZE_PLUGIN_CHECK,
+				'basename' => AI1WMZE_PLUGIN_BASENAME,
+				'version'  => AI1WMZE_VERSION,
+				'requires' => '1.53',
+				'short'    => AI1WMZE_PLUGIN_SHORT,
+			);
+		}
+
+		// Add Backblaze B2 Extension
+		if ( defined( 'AI1WMAE_PLUGIN_NAME' ) ) {
+			$extensions[ AI1WMAE_PLUGIN_NAME ] = array(
+				'key'      => AI1WMAE_PURCHASE_ID,
+				'title'    => AI1WMAE_PLUGIN_TITLE,
+				'about'    => AI1WMAE_PLUGIN_ABOUT,
+				'check'    => AI1WMAE_PLUGIN_CHECK,
+				'basename' => AI1WMAE_PLUGIN_BASENAME,
+				'version'  => AI1WMAE_VERSION,
+				'requires' => '1.59',
+				'short'    => AI1WMAE_PLUGIN_SHORT,
+			);
+		}
+
+		// Add Backup Plugin
+		if ( defined( 'AI1WMVE_PLUGIN_NAME' ) ) {
+			$extensions[ AI1WMVE_PLUGIN_NAME ] = array(
+				'key'      => AI1WMVE_PURCHASE_ID,
+				'title'    => AI1WMVE_PLUGIN_TITLE,
+				'about'    => AI1WMVE_PLUGIN_ABOUT,
+				'check'    => AI1WMVE_PLUGIN_CHECK,
+				'basename' => AI1WMVE_PLUGIN_BASENAME,
+				'version'  => AI1WMVE_VERSION,
+				'requires' => '1.0',
+				'short'    => AI1WMVE_PLUGIN_SHORT,
+			);
+		}
+
+		// Add Box Extension
+		if ( defined( 'AI1WMBE_PLUGIN_NAME' ) ) {
+			$extensions[ AI1WMBE_PLUGIN_NAME ] = array(
+				'key'      => AI1WMBE_PURCHASE_ID,
+				'title'    => AI1WMBE_PLUGIN_TITLE,
+				'about'    => AI1WMBE_PLUGIN_ABOUT,
+				'check'    => AI1WMBE_PLUGIN_CHECK,
+				'basename' => AI1WMBE_PLUGIN_BASENAME,
+				'version'  => AI1WMBE_VERSION,
+				'requires' => '1.69',
+				'short'    => AI1WMBE_PLUGIN_SHORT,
+			);
+		}
+
+		// Add DigitalOcean Spaces Extension
+		if ( defined( 'AI1WMIE_PLUGIN_NAME' ) ) {
+			$extensions[ AI1WMIE_PLUGIN_NAME ] = array(
+				'key'      => AI1WMIE_PURCHASE_ID,
+				'title'    => AI1WMIE_PLUGIN_TITLE,
+				'about'    => AI1WMIE_PLUGIN_ABOUT,
+				'check'    => AI1WMIE_PLUGIN_CHECK,
+				'basename' => AI1WMIE_PLUGIN_BASENAME,
+				'version'  => AI1WMIE_VERSION,
+				'requires' => '1.69',
+				'short'    => AI1WMIE_PLUGIN_SHORT,
+			);
+		}
+
+		// Add Direct Extension
+		if ( defined( 'AI1WMXE_PLUGIN_NAME' ) ) {
+			$extensions[ AI1WMXE_PLUGIN_NAME ] = array(
+				'key'      => AI1WMXE_PURCHASE_ID,
+				'title'    => AI1WMXE_PLUGIN_TITLE,
+				'about'    => AI1WMXE_PLUGIN_ABOUT,
+				'check'    => AI1WMXE_PLUGIN_CHECK,
+				'basename' => AI1WMXE_PLUGIN_BASENAME,
+				'version'  => AI1WMXE_VERSION,
+				'requires' => '1.38',
+				'short'    => AI1WMXE_PLUGIN_SHORT,
+			);
+		}
+
+		// Add Dropbox Extension
+		if ( defined( 'AI1WMDE_PLUGIN_NAME' ) ) {
+			$extensions[ AI1WMDE_PLUGIN_NAME ] = array(
+				'key'      => AI1WMDE_PURCHASE_ID,
+				'title'    => AI1WMDE_PLUGIN_TITLE,
+				'about'    => AI1WMDE_PLUGIN_ABOUT,
+				'check'    => AI1WMDE_PLUGIN_CHECK,
+				'basename' => AI1WMDE_PLUGIN_BASENAME,
+				'version'  => AI1WMDE_VERSION,
+				'requires' => '3.94',
+				'short'    => AI1WMDE_PLUGIN_SHORT,
+			);
+		}
+
+		// Add File Extension
+		if ( defined( 'AI1WMTE_PLUGIN_NAME' ) ) {
+			$extensions[ AI1WMTE_PLUGIN_NAME ] = array(
+				'key'      => AI1WMTE_PURCHASE_ID,
+				'title'    => AI1WMTE_PLUGIN_TITLE,
+				'about'    => AI1WMTE_PLUGIN_ABOUT,
+				'check'    => AI1WMTE_PLUGIN_CHECK,
+				'basename' => AI1WMTE_PLUGIN_BASENAME,
+				'version'  => AI1WMTE_VERSION,
+				'requires' => '1.5',
+				'short'    => AI1WMTE_PLUGIN_SHORT,
+			);
+		}
+
+		// Add FTP Extension
+		if ( defined( 'AI1WMFE_PLUGIN_NAME' ) ) {
+			$extensions[ AI1WMFE_PLUGIN_NAME ] = array(
+				'key'      => AI1WMFE_PURCHASE_ID,
+				'title'    => AI1WMFE_PLUGIN_TITLE,
+				'about'    => AI1WMFE_PLUGIN_ABOUT,
+				'check'    => AI1WMFE_PLUGIN_CHECK,
+				'basename' => AI1WMFE_PLUGIN_BASENAME,
+				'version'  => AI1WMFE_VERSION,
+				'requires' => '2.93',
+				'short'    => AI1WMFE_PLUGIN_SHORT,
+			);
+		}
+
+		// Add Google Cloud Storage Extension
+		if ( defined( 'AI1WMCE_PLUGIN_NAME' ) ) {
+			$extensions[ AI1WMCE_PLUGIN_NAME ] = array(
+				'key'      => AI1WMCE_PURCHASE_ID,
+				'title'    => AI1WMCE_PLUGIN_TITLE,
+				'about'    => AI1WMCE_PLUGIN_ABOUT,
+				'check'    => AI1WMCE_PLUGIN_CHECK,
+				'basename' => AI1WMCE_PLUGIN_BASENAME,
+				'version'  => AI1WMCE_VERSION,
+				'requires' => '1.62',
+				'short'    => AI1WMCE_PLUGIN_SHORT,
+			);
+		}
+
+		// Add Google Drive Extension
+		if ( defined( 'AI1WMGE_PLUGIN_NAME' ) ) {
+			$extensions[ AI1WMGE_PLUGIN_NAME ] = array(
+				'key'      => AI1WMGE_PURCHASE_ID,
+				'title'    => AI1WMGE_PLUGIN_TITLE,
+				'about'    => AI1WMGE_PLUGIN_ABOUT,
+				'check'    => AI1WMGE_PLUGIN_CHECK,
+				'basename' => AI1WMGE_PLUGIN_BASENAME,
+				'version'  => AI1WMGE_VERSION,
+				'requires' => '2.100',
+				'short'    => AI1WMGE_PLUGIN_SHORT,
+			);
+		}
+
+		// Add Amazon Glacier Extension
+		if ( defined( 'AI1WMRE_PLUGIN_NAME' ) ) {
+			$extensions[ AI1WMRE_PLUGIN_NAME ] = array(
+				'key'      => AI1WMRE_PURCHASE_ID,
+				'title'    => AI1WMRE_PLUGIN_TITLE,
+				'about'    => AI1WMRE_PLUGIN_ABOUT,
+				'check'    => AI1WMRE_PLUGIN_CHECK,
+				'basename' => AI1WMRE_PLUGIN_BASENAME,
+				'version'  => AI1WMRE_VERSION,
+				'requires' => '1.55',
+				'short'    => AI1WMRE_PLUGIN_SHORT,
+			);
+		}
+
+		// Add Mega Extension
+		if ( defined( 'AI1WMEE_PLUGIN_NAME' ) ) {
+			$extensions[ AI1WMEE_PLUGIN_NAME ] = array(
+				'key'      => AI1WMEE_PURCHASE_ID,
+				'title'    => AI1WMEE_PLUGIN_TITLE,
+				'about'    => AI1WMEE_PLUGIN_ABOUT,
+				'check'    => AI1WMEE_PLUGIN_CHECK,
+				'basename' => AI1WMEE_PLUGIN_BASENAME,
+				'version'  => AI1WMEE_VERSION,
+				'requires' => '1.64',
+				'short'    => AI1WMEE_PLUGIN_SHORT,
+			);
+		}
+
+		// Add Multisite Extension
+		if ( defined( 'AI1WMME_PLUGIN_NAME' ) ) {
+			$extensions[ AI1WMME_PLUGIN_NAME ] = array(
+				'key'      => AI1WMME_PURCHASE_ID,
+				'title'    => AI1WMME_PLUGIN_TITLE,
+				'about'    => AI1WMME_PLUGIN_ABOUT,
+				'check'    => AI1WMME_PLUGIN_CHECK,
+				'basename' => AI1WMME_PLUGIN_BASENAME,
+				'version'  => AI1WMME_VERSION,
+				'requires' => '4.62',
+				'short'    => AI1WMME_PLUGIN_SHORT,
+			);
+		}
+
+		// Add OneDrive Extension
+		if ( defined( 'AI1WMOE_PLUGIN_NAME' ) ) {
+			$extensions[ AI1WMOE_PLUGIN_NAME ] = array(
+				'key'      => AI1WMOE_PURCHASE_ID,
+				'title'    => AI1WMOE_PLUGIN_TITLE,
+				'about'    => AI1WMOE_PLUGIN_ABOUT,
+				'check'    => AI1WMOE_PLUGIN_CHECK,
+				'basename' => AI1WMOE_PLUGIN_BASENAME,
+				'version'  => AI1WMOE_VERSION,
+				'requires' => '1.84',
+				'short'    => AI1WMOE_PLUGIN_SHORT,
+			);
+		}
+
+		// Add pCloud Extension
+		if ( defined( 'AI1WMPE_PLUGIN_NAME' ) ) {
+			$extensions[ AI1WMPE_PLUGIN_NAME ] = array(
+				'key'      => AI1WMPE_PURCHASE_ID,
+				'title'    => AI1WMPE_PLUGIN_TITLE,
+				'about'    => AI1WMPE_PLUGIN_ABOUT,
+				'check'    => AI1WMPE_PLUGIN_CHECK,
+				'basename' => AI1WMPE_PLUGIN_BASENAME,
+				'version'  => AI1WMPE_VERSION,
+				'requires' => '1.56',
+				'short'    => AI1WMPE_PLUGIN_SHORT,
+			);
+		}
+
+		// Add Pro Plugin
+		if ( defined( 'AI1WMKE_PLUGIN_NAME' ) ) {
+			$extensions[ AI1WMKE_PLUGIN_NAME ] = array(
+				'key'      => AI1WMKE_PURCHASE_ID,
+				'title'    => AI1WMKE_PLUGIN_TITLE,
+				'about'    => AI1WMKE_PLUGIN_ABOUT,
+				'check'    => AI1WMKE_PLUGIN_CHECK,
+				'basename' => AI1WMKE_PLUGIN_BASENAME,
+				'version'  => AI1WMKE_VERSION,
+				'requires' => '1.37',
+				'short'    => AI1WMKE_PLUGIN_SHORT,
+			);
+		}
+
+		// Add S3 Client Extension
+		if ( defined( 'AI1WMNE_PLUGIN_NAME' ) ) {
+			$extensions[ AI1WMNE_PLUGIN_NAME ] = array(
+				'key'      => AI1WMNE_PURCHASE_ID,
+				'title'    => AI1WMNE_PLUGIN_TITLE,
+				'about'    => AI1WMNE_PLUGIN_ABOUT,
+				'check'    => AI1WMNE_PLUGIN_CHECK,
+				'basename' => AI1WMNE_PLUGIN_BASENAME,
+				'version'  => AI1WMNE_VERSION,
+				'requires' => '1.56',
+				'short'    => AI1WMNE_PLUGIN_SHORT,
+			);
+		}
+
+		// Add Amazon S3 Extension
+		if ( defined( 'AI1WMSE_PLUGIN_NAME' ) ) {
+			$extensions[ AI1WMSE_PLUGIN_NAME ] = array(
+				'key'      => AI1WMSE_PURCHASE_ID,
+				'title'    => AI1WMSE_PLUGIN_TITLE,
+				'about'    => AI1WMSE_PLUGIN_ABOUT,
+				'check'    => AI1WMSE_PLUGIN_CHECK,
+				'basename' => AI1WMSE_PLUGIN_BASENAME,
+				'version'  => AI1WMSE_VERSION,
+				'requires' => '3.95',
+				'short'    => AI1WMSE_PLUGIN_SHORT,
+			);
+		}
+
+		// Add Unlimited Extension
+		if ( defined( 'AI1WMUE_PLUGIN_NAME' ) ) {
+			$extensions[ AI1WMUE_PLUGIN_NAME ] = array(
+				'key'      => AI1WMUE_PURCHASE_ID,
+				'title'    => AI1WMUE_PLUGIN_TITLE,
+				'about'    => AI1WMUE_PLUGIN_ABOUT,
+				'check'    => AI1WMUE_PLUGIN_CHECK,
+				'basename' => AI1WMUE_PLUGIN_BASENAME,
+				'version'  => AI1WMUE_VERSION,
+				'requires' => '2.83',
+				'short'    => AI1WMUE_PLUGIN_SHORT,
+			);
+		}
+
+		// Add URL Extension
+		if ( defined( 'AI1WMLE_PLUGIN_NAME' ) ) {
+			$extensions[ AI1WMLE_PLUGIN_NAME ] = array(
+				'key'      => AI1WMLE_PURCHASE_ID,
+				'title'    => AI1WMLE_PLUGIN_TITLE,
+				'about'    => AI1WMLE_PLUGIN_ABOUT,
+				'check'    => AI1WMLE_PLUGIN_CHECK,
+				'basename' => AI1WMLE_PLUGIN_BASENAME,
+				'version'  => AI1WMLE_VERSION,
+				'requires' => '2.79',
+				'short'    => AI1WMLE_PLUGIN_SHORT,
+			);
+		}
+
+		// Add WebDAV Extension
+		if ( defined( 'AI1WMWE_PLUGIN_NAME' ) ) {
+			$extensions[ AI1WMWE_PLUGIN_NAME ] = array(
+				'key'      => AI1WMWE_PURCHASE_ID,
+				'title'    => AI1WMWE_PLUGIN_TITLE,
+				'about'    => AI1WMWE_PLUGIN_ABOUT,
+				'check'    => AI1WMWE_PLUGIN_CHECK,
+				'basename' => AI1WMWE_PLUGIN_BASENAME,
+				'version'  => AI1WMWE_VERSION,
+				'requires' => '1.50',
+				'short'    => AI1WMWE_PLUGIN_SHORT,
+			);
+		}
+
+		return $extensions;
+	}
+}

plugins/all-in-one-wp-migration/lib/model/class-ai1wm-feedback.php

@@ -0,0 +1,86 @@
+<?php
+/**
+ * Copyright (C) 2014-2025 ServMask Inc.
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ * Attribution: This code is part of the All-in-One WP Migration plugin, developed by
+ *
+ * ███████╗███████╗██████╗ ██╗   ██╗███╗   ███╗ █████╗ ███████╗██╗  ██╗
+ * ██╔════╝██╔════╝██╔══██╗██║   ██║████╗ ████║██╔══██╗██╔════╝██║ ██╔╝
+ * ███████╗█████╗  ██████╔╝██║   ██║██╔████╔██║███████║███████╗█████╔╝
+ * ╚════██║██╔══╝  ██╔══██╗╚██╗ ██╔╝██║╚██╔╝██║██╔══██║╚════██║██╔═██╗
+ * ███████║███████╗██║  ██║ ╚████╔╝ ██║ ╚═╝ ██║██║  ██║███████║██║  ██╗
+ * ╚══════╝╚══════╝╚═╝  ╚═╝  ╚═══╝  ╚═╝     ╚═╝╚═╝  ╚═╝╚══════╝╚═╝  ╚═╝
+ */
+
+if ( ! defined( 'ABSPATH' ) ) {
+	die( 'Kangaroos cannot jump here' );
+}
+
+class Ai1wm_Feedback {
+
+	/**
+	 * Submit customer feedback to servmask.com
+	 *
+	 * @param  string  $type      Feedback type
+	 * @param  string  $email     User e-mail
+	 * @param  string  $message   User message
+	 * @param  integer $terms     User accept terms
+	 * @param  string  $purchases Purchases IDs
+	 *
+	 * @return array
+	 */
+	public static function add( $type, $email, $message, $terms, $purchases ) {
+		// Validate email
+		if ( filter_var( $email, FILTER_VALIDATE_EMAIL ) === false ) {
+			throw new Ai1wm_Feedback_Exception( esc_html__( 'Please enter a valid email address.', 'all-in-one-wp-migration' ) );
+		}
+
+		// Validate type
+		if ( empty( $type ) ) {
+			throw new Ai1wm_Feedback_Exception( esc_html__( 'Please select a feedback type.', 'all-in-one-wp-migration' ) );
+		}
+
+		// Validate message
+		if ( empty( $message ) ) {
+			throw new Ai1wm_Feedback_Exception( esc_html__( 'Please describe your issue or feedback.', 'all-in-one-wp-migration' ) );
+		}
+
+		// Validate terms
+		if ( empty( $terms ) ) {
+			throw new Ai1wm_Feedback_Exception( esc_html__( 'Please check the consent box so we can use your email to respond to you.', 'all-in-one-wp-migration' ) );
+		}
+
+		$response = wp_remote_post(
+			AI1WM_FEEDBACK_URL,
+			array(
+				'timeout' => 15,
+				'body'    => array(
+					'type'      => $type,
+					'email'     => $email,
+					'message'   => $message,
+					'purchases' => $purchases,
+				),
+			)
+		);
+
+		if ( is_wp_error( $response ) ) {
+			/* translators: Error message. */
+			throw new Ai1wm_Feedback_Exception( esc_html( sprintf( __( 'An error occurred while submitting your request: %s', 'all-in-one-wp-migration' ), $response->get_error_message() ) ) );
+		}
+
+		return $response;
+	}
+}

plugins/all-in-one-wp-migration/lib/model/class-ai1wm-handler.php

@@ -0,0 +1,63 @@
+<?php
+/**
+ * Copyright (C) 2014-2025 ServMask Inc.
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ * Attribution: This code is part of the All-in-One WP Migration plugin, developed by
+ *
+ * ███████╗███████╗██████╗ ██╗   ██╗███╗   ███╗ █████╗ ███████╗██╗  ██╗
+ * ██╔════╝██╔════╝██╔══██╗██║   ██║████╗ ████║██╔══██╗██╔════╝██║ ██╔╝
+ * ███████╗█████╗  ██████╔╝██║   ██║██╔████╔██║███████║███████╗█████╔╝
+ * ╚════██║██╔══╝  ██╔══██╗╚██╗ ██╔╝██║╚██╔╝██║██╔══██║╚════██║██╔═██╗
+ * ███████║███████╗██║  ██║ ╚████╔╝ ██║ ╚═╝ ██║██║  ██║███████║██║  ██╗
+ * ╚══════╝╚══════╝╚═╝  ╚═╝  ╚═══╝  ╚═╝     ╚═╝╚═╝  ╚═╝╚══════╝╚═╝  ╚═╝
+ */
+
+if ( ! defined( 'ABSPATH' ) ) {
+	die( 'Kangaroos cannot jump here' );
+}
+
+class Ai1wm_Handler {
+
+	/**
+	 * Error handler
+	 *
+	 * @param  integer $errno   Error level
+	 * @param  string  $errstr  Error message
+	 * @param  string  $errfile Error file
+	 * @param  integer $errline Error line
+	 * @return void
+	 */
+	public static function error( $errno, $errstr, $errfile, $errline ) {
+		global $ai1wm_params;
+		if ( ! empty( $ai1wm_params['storage'] ) ) {
+			Ai1wm_Log::error( $ai1wm_params['storage'], array( 'Number' => $errno, 'Message' => $errstr, 'File' => $errfile, 'Line' => $errline ) );
+		}
+	}
+
+	/**
+	 * Shutdown handler
+	 *
+	 * @return void
+	 */
+	public static function shutdown() {
+		global $ai1wm_params;
+		if ( ! empty( $ai1wm_params['storage'] ) ) {
+			if ( ( $error = error_get_last() ) ) {
+				Ai1wm_Log::error( $ai1wm_params['storage'], $error );
+			}
+		}
+	}
+}

plugins/all-in-one-wp-migration/lib/model/class-ai1wm-log.php

@@ -0,0 +1,52 @@
+<?php
+/**
+ * Copyright (C) 2014-2025 ServMask Inc.
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ * Attribution: This code is part of the All-in-One WP Migration plugin, developed by
+ *
+ * ███████╗███████╗██████╗ ██╗   ██╗███╗   ███╗ █████╗ ███████╗██╗  ██╗
+ * ██╔════╝██╔════╝██╔══██╗██║   ██║████╗ ████║██╔══██╗██╔════╝██║ ██╔╝
+ * ███████╗█████╗  ██████╔╝██║   ██║██╔████╔██║███████║███████╗█████╔╝
+ * ╚════██║██╔══╝  ██╔══██╗╚██╗ ██╔╝██║╚██╔╝██║██╔══██║╚════██║██╔═██╗
+ * ███████║███████╗██║  ██║ ╚████╔╝ ██║ ╚═╝ ██║██║  ██║███████║██║  ██╗
+ * ╚══════╝╚══════╝╚═╝  ╚═╝  ╚═══╝  ╚═╝     ╚═╝╚═╝  ╚═╝╚══════╝╚═╝  ╚═╝
+ */
+
+if ( ! defined( 'ABSPATH' ) ) {
+	die( 'Kangaroos cannot jump here' );
+}
+
+class Ai1wm_Log {
+
+	public static function error( $nonce, $params ) {
+		$data = array();
+
+		// Add date
+		$data[] = gmdate( 'M d Y H:i:s', time() );
+
+		// Add params
+		$data[] = json_encode( $params );
+
+		// Add empty line
+		$data[] = PHP_EOL;
+
+		// Write log data
+		if ( $handle = ai1wm_open( ai1wm_error_path( $nonce ), 'a' ) ) {
+			ai1wm_write( $handle, implode( PHP_EOL, $data ) );
+			ai1wm_close( $handle );
+		}
+	}
+}

plugins/all-in-one-wp-migration/lib/model/class-ai1wm-message.php

@@ -0,0 +1,65 @@
+<?php
+/**
+ * Copyright (C) 2014-2025 ServMask Inc.
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ * Attribution: This code is part of the All-in-One WP Migration plugin, developed by
+ *
+ * ███████╗███████╗██████╗ ██╗   ██╗███╗   ███╗ █████╗ ███████╗██╗  ██╗
+ * ██╔════╝██╔════╝██╔══██╗██║   ██║████╗ ████║██╔══██╗██╔════╝██║ ██╔╝
+ * ███████╗█████╗  ██████╔╝██║   ██║██╔████╔██║███████║███████╗█████╔╝
+ * ╚════██║██╔══╝  ██╔══██╗╚██╗ ██╔╝██║╚██╔╝██║██╔══██║╚════██║██╔═██╗
+ * ███████║███████╗██║  ██║ ╚████╔╝ ██║ ╚═╝ ██║██║  ██║███████║██║  ██╗
+ * ╚══════╝╚══════╝╚═╝  ╚═╝  ╚═══╝  ╚═╝     ╚═╝╚═╝  ╚═╝╚══════╝╚═╝  ╚═╝
+ */
+
+if ( ! defined( 'ABSPATH' ) ) {
+	die( 'Kangaroos cannot jump here' );
+}
+
+class Ai1wm_Message {
+
+	public static function flash( $type, $message ) {
+		if ( ( $messages = get_option( AI1WM_MESSAGES, array() ) ) !== false ) {
+			return update_option( AI1WM_MESSAGES, array_merge( $messages, array( $type => $message ) ) );
+		}
+
+		return false;
+	}
+
+	public static function has( $type ) {
+		if ( ( $messages = get_option( AI1WM_MESSAGES, array() ) ) ) {
+			if ( isset( $messages[ $type ] ) ) {
+				return true;
+			}
+		}
+
+		return false;
+	}
+
+	public static function get( $type ) {
+		$message = null;
+		if ( ( $messages = get_option( AI1WM_MESSAGES, array() ) ) ) {
+			if ( isset( $messages[ $type ] ) && ( $message = $messages[ $type ] ) ) {
+				unset( $messages[ $type ] );
+			}
+
+			// Set messages
+			update_option( AI1WM_MESSAGES, $messages );
+		}
+
+		return $message;
+	}
+}

plugins/all-in-one-wp-migration/lib/model/class-ai1wm-notification.php

@@ -0,0 +1,87 @@
+<?php
+/**
+ * Copyright (C) 2014-2025 ServMask Inc.
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ * Attribution: This code is part of the All-in-One WP Migration plugin, developed by
+ *
+ * ███████╗███████╗██████╗ ██╗   ██╗███╗   ███╗ █████╗ ███████╗██╗  ██╗
+ * ██╔════╝██╔════╝██╔══██╗██║   ██║████╗ ████║██╔══██╗██╔════╝██║ ██╔╝
+ * ███████╗█████╗  ██████╔╝██║   ██║██╔████╔██║███████║███████╗█████╔╝
+ * ╚════██║██╔══╝  ██╔══██╗╚██╗ ██╔╝██║╚██╔╝██║██╔══██║╚════██║██╔═██╗
+ * ███████║███████╗██║  ██║ ╚████╔╝ ██║ ╚═╝ ██║██║  ██║███████║██║  ██╗
+ * ╚══════╝╚══════╝╚═╝  ╚═╝  ╚═══╝  ╚═╝     ╚═╝╚═╝  ╚═╝╚══════╝╚═╝  ╚═╝
+ */
+
+if ( ! defined( 'ABSPATH' ) ) {
+	die( 'Kangaroos cannot jump here' );
+}
+
+class Ai1wm_Notification {
+
+	public static function ok( $subject, $message ) {
+		// Enable notifications
+		if ( ! apply_filters( 'ai1wm_notification_ok_toggle', false ) ) {
+			return;
+		}
+
+		// Set email
+		if ( ! ( $email = apply_filters( 'ai1wm_notification_ok_email', get_option( 'admin_email', false ) ) ) ) {
+			return;
+		}
+
+		// Set subject
+		if ( ! ( $subject = apply_filters( 'ai1wm_notification_ok_subject', $subject ) ) ) {
+			return;
+		}
+
+		// Set message
+		if ( ! ( $message = apply_filters( 'ai1wm_notification_ok_message', $message ) ) ) {
+			return;
+		}
+
+		// Send email
+		if ( ai1wm_is_scheduled_backup() ) {
+			wp_mail( $email, $subject, $message, array( 'Content-Type: text/html; charset=UTF-8' ) );
+		}
+	}
+
+	public static function error( $subject, $message ) {
+		// Enable notifications
+		if ( ! apply_filters( 'ai1wm_notification_error_toggle', false ) ) {
+			return;
+		}
+
+		// Set email
+		if ( ! ( $email = apply_filters( 'ai1wm_notification_error_email', get_option( 'admin_email', false ) ) ) ) {
+			return;
+		}
+
+		// Set subject
+		if ( ! ( $subject = apply_filters( 'ai1wm_notification_error_subject', $subject ) ) ) {
+			return;
+		}
+
+		// Set message
+		if ( ! ( $message = apply_filters( 'ai1wm_notification_error_message', $message ) ) ) {
+			return;
+		}
+
+		// Send email
+		if ( ai1wm_is_scheduled_backup() ) {
+			wp_mail( $email, $subject, $message, array( 'Content-Type: text/html; charset=UTF-8' ) );
+		}
+	}
+}

plugins/all-in-one-wp-migration/lib/model/class-ai1wm-status.php

@@ -0,0 +1,83 @@
+<?php
+/**
+ * Copyright (C) 2014-2025 ServMask Inc.
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ * Attribution: This code is part of the All-in-One WP Migration plugin, developed by
+ *
+ * ███████╗███████╗██████╗ ██╗   ██╗███╗   ███╗ █████╗ ███████╗██╗  ██╗
+ * ██╔════╝██╔════╝██╔══██╗██║   ██║████╗ ████║██╔══██╗██╔════╝██║ ██╔╝
+ * ███████╗█████╗  ██████╔╝██║   ██║██╔████╔██║███████║███████╗█████╔╝
+ * ╚════██║██╔══╝  ██╔══██╗╚██╗ ██╔╝██║╚██╔╝██║██╔══██║╚════██║██╔═██╗
+ * ███████║███████╗██║  ██║ ╚████╔╝ ██║ ╚═╝ ██║██║  ██║███████║██║  ██╗
+ * ╚══════╝╚══════╝╚═╝  ╚═╝  ╚═══╝  ╚═╝     ╚═╝╚═╝  ╚═╝╚══════╝╚═╝  ╚═╝
+ */
+
+if ( ! defined( 'ABSPATH' ) ) {
+	die( 'Kangaroos cannot jump here' );
+}
+
+class Ai1wm_Status {
+
+	public static function error( $title, $message ) {
+		self::log( array( 'type' => 'error', 'title' => $title, 'message' => $message ) );
+	}
+
+	public static function left_error( $title, $message ) {
+		self::log( array( 'type' => 'error', 'title' => $title, 'message' => $message, 'leftAligned' => true ) );
+	}
+
+	public static function info( $message ) {
+		self::log( array( 'type' => 'info', 'message' => $message ) );
+	}
+
+	public static function download( $message ) {
+		self::log( array( 'type' => 'download', 'message' => $message ) );
+	}
+
+	public static function disk_space_confirm( $message ) {
+		self::log( array( 'type' => 'disk_space_confirm', 'message' => $message ) );
+	}
+
+	public static function confirm( $message ) {
+		self::log( array( 'type' => 'confirm', 'message' => $message ) );
+	}
+
+	public static function done( $title, $message = null ) {
+		self::log( array( 'type' => 'done', 'title' => $title, 'message' => $message ) );
+	}
+
+	public static function blogs( $title, $message ) {
+		self::log( array( 'type' => 'blogs', 'title' => $title, 'message' => $message ) );
+	}
+
+	public static function progress( $percent ) {
+		self::log( array( 'type' => 'progress', 'percent' => $percent ) );
+	}
+
+	public static function backup_is_encrypted( $error ) {
+		self::log( array( 'type' => 'backup_is_encrypted', 'error' => $error ) );
+	}
+
+	public static function server_cannot_decrypt( $message ) {
+		self::log( array( 'type' => 'server_cannot_decrypt', 'message' => $message ) );
+	}
+
+	public static function log( $data ) {
+		if ( ! ai1wm_is_scheduled_backup() ) {
+			update_option( AI1WM_STATUS, $data );
+		}
+	}
+}

plugins/all-in-one-wp-migration/lib/model/class-ai1wm-template.php

@@ -0,0 +1,68 @@
+<?php
+/**
+ * Copyright (C) 2014-2025 ServMask Inc.
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ * Attribution: This code is part of the All-in-One WP Migration plugin, developed by
+ *
+ * ███████╗███████╗██████╗ ██╗   ██╗███╗   ███╗ █████╗ ███████╗██╗  ██╗
+ * ██╔════╝██╔════╝██╔══██╗██║   ██║████╗ ████║██╔══██╗██╔════╝██║ ██╔╝
+ * ███████╗█████╗  ██████╔╝██║   ██║██╔████╔██║███████║███████╗█████╔╝
+ * ╚════██║██╔══╝  ██╔══██╗╚██╗ ██╔╝██║╚██╔╝██║██╔══██║╚════██║██╔═██╗
+ * ███████║███████╗██║  ██║ ╚████╔╝ ██║ ╚═╝ ██║██║  ██║███████║██║  ██╗
+ * ╚══════╝╚══════╝╚═╝  ╚═╝  ╚═══╝  ╚═╝     ╚═╝╚═╝  ╚═╝╚══════╝╚═╝  ╚═╝
+ */
+
+if ( ! defined( 'ABSPATH' ) ) {
+	die( 'Kangaroos cannot jump here' );
+}
+
+class Ai1wm_Template extends Bandar {
+
+	/**
+	 * Renders a file and returns its contents
+	 *
+	 * @param  string      $view View to render
+	 * @param  array       $args Set of arguments
+	 * @param  string|bool $path Path to template
+	 * @return string            Rendered view
+	 */
+	public static function render( $view, $args = array(), $path = false ) {
+		parent::render( $view, $args, $path );
+	}
+
+	/**
+	 * Returns link to an asset file
+	 *
+	 * @param  string $asset  Asset file
+	 * @param  string $prefix Asset prefix
+	 * @return string         Asset URL
+	 */
+	public static function asset_link( $asset, $prefix = 'AI1WM' ) {
+		return constant( $prefix . '_URL' ) . '/lib/view/assets/' . $asset . '?v=' . constant( $prefix . '_VERSION' );
+	}
+
+	/**
+	 * Renders a file and gets its contents
+	 *
+	 * @param  string      $view View to render
+	 * @param  array       $args Set of arguments
+	 * @param  string|bool $path Path to template
+	 * @return string            Rendered view
+	 */
+	public static function get_content( $view, $args = array(), $path = false ) {
+		return parent::getTemplateContent( $view, $args, $path );
+	}
+}

plugins/all-in-one-wp-migration/lib/model/class-ai1wm-updater.php

@@ -0,0 +1,197 @@
+<?php
+/**
+ * Copyright (C) 2014-2025 ServMask Inc.
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ * Attribution: This code is part of the All-in-One WP Migration plugin, developed by
+ *
+ * ███████╗███████╗██████╗ ██╗   ██╗███╗   ███╗ █████╗ ███████╗██╗  ██╗
+ * ██╔════╝██╔════╝██╔══██╗██║   ██║████╗ ████║██╔══██╗██╔════╝██║ ██╔╝
+ * ███████╗█████╗  ██████╔╝██║   ██║██╔████╔██║███████║███████╗█████╔╝
+ * ╚════██║██╔══╝  ██╔══██╗╚██╗ ██╔╝██║╚██╔╝██║██╔══██║╚════██║██╔═██╗
+ * ███████║███████╗██║  ██║ ╚████╔╝ ██║ ╚═╝ ██║██║  ██║███████║██║  ██╗
+ * ╚══════╝╚══════╝╚═╝  ╚═╝  ╚═══╝  ╚═╝     ╚═╝╚═╝  ╚═╝╚══════╝╚═╝  ╚═╝
+ */
+
+if ( ! defined( 'ABSPATH' ) ) {
+	die( 'Kangaroos cannot jump here' );
+}
+
+class Ai1wm_Updater {
+
+	/**
+	 * Retrieve plugin installer pages from WordPress Plugins API.
+	 *
+	 * @param  mixed        $result
+	 * @param  string       $action
+	 * @param  array|object $args
+	 * @return mixed
+	 */
+	public static function plugins_api( $result, $action = null, $args = null ) {
+		if ( empty( $args->slug ) ) {
+			return $result;
+		}
+
+		// Get extensions
+		$extensions = Ai1wm_Extensions::get();
+
+		// View details page
+		if ( isset( $extensions[ $args->slug ] ) && $action === 'plugin_information' ) {
+			$updater = get_option( AI1WM_UPDATER, array() );
+
+			// Plugin details
+			if ( isset( $updater[ $args->slug ] ) ) {
+				return (object) $updater[ $args->slug ];
+			}
+		}
+
+		return $result;
+	}
+
+	/**
+	 * Update WordPress plugin list page.
+	 *
+	 * @param  object $transient
+	 * @return object
+	 */
+	public static function update_plugins( $transient ) {
+		global $wp_version;
+
+		// Creating default object from empty value
+		if ( ! is_object( $transient ) ) {
+			$transient = (object) array();
+		}
+
+		// Get extensions
+		$extensions = Ai1wm_Extensions::get();
+
+		// Get current updates
+		$updater = get_option( AI1WM_UPDATER, array() );
+
+		// Get extension updates
+		foreach ( $updater as $slug => $update ) {
+			if ( isset( $extensions[ $slug ], $update['version'], $update['homepage'], $update['download_link'], $update['icons'] ) ) {
+
+				// Get download URL
+				$download_url = add_query_arg( array( 'siteurl' => get_site_url() ), sprintf( '%s/%s', $update['download_link'], $extensions[ $slug ]['key'] ) );
+
+				// Set plugin details
+				$plugin_details = (object) array(
+					'slug'        => $slug,
+					'new_version' => $update['version'],
+					'url'         => $update['homepage'],
+					'plugin'      => $extensions[ $slug ]['basename'],
+					'package'     => $download_url,
+					'tested'      => $wp_version,
+					'icons'       => $update['icons'],
+				);
+
+				// Enable auto updates
+				if ( version_compare( $extensions[ $slug ]['version'], $update['version'], '<' ) ) {
+					$transient->response[ $extensions[ $slug ]['basename'] ] = $plugin_details;
+				} else {
+					$transient->no_update[ $extensions[ $slug ]['basename'] ] = $plugin_details;
+				}
+			}
+		}
+
+		return $transient;
+	}
+
+	/**
+	 * Check for extension updates
+	 *
+	 * @return boolean
+	 */
+	public static function check_for_updates() {
+		$updater = get_option( AI1WM_UPDATER, array() );
+
+		// Get extension updates
+		foreach ( Ai1wm_Extensions::get() as $slug => $extension ) {
+			$about = wp_remote_get(
+				$extension['about'],
+				array(
+					'timeout' => 15,
+					'headers' => array( 'Accept' => 'application/json' ),
+				)
+			);
+
+			// Add plugin updates
+			if ( is_wp_error( $about ) ) {
+				$updater[ $slug ]['error_message'] = $about->get_error_message();
+			} else {
+				$body = wp_remote_retrieve_body( $about );
+				if ( ( $data = json_decode( $body, true ) ) ) {
+					if ( isset( $data['slug'], $data['version'], $data['homepage'], $data['download_link'], $data['icons'] ) ) {
+						$updater[ $slug ] = $data;
+					}
+				}
+
+				// Add plugin messages
+				$check = wp_remote_get(
+					add_query_arg( array( 'site_url' => get_site_url(), 'admin_email' => get_option( 'admin_email' ) ), sprintf( '%s/%s', $extension['check'], $extension['key'] ) ),
+					array(
+						'timeout' => 15,
+						'headers' => array( 'Accept' => 'application/json' ),
+					)
+				);
+
+				// Add plugin checks
+				if ( is_wp_error( $check ) ) {
+					$updater[ $slug ]['error_message'] = $check->get_error_message();
+				} else {
+					$body = wp_remote_retrieve_body( $check );
+					if ( ( $data = json_decode( $body, true ) ) ) {
+						if ( isset( $updater[ $slug ], $data['message'] ) ) {
+							$updater[ $slug ]['update_message'] = $data['message'];
+						}
+					}
+				}
+			}
+		}
+
+		return update_option( AI1WM_UPDATER, $updater );
+	}
+
+	/**
+	 * Add "Check for updates" link
+	 *
+	 * @param  array  $plugin_meta An array of the plugin's metadata, including the version, author, author URI, and plugin URI
+	 * @param  string $plugin_file Path to the plugin file relative to the plugins directory
+	 * @return array
+	 */
+	public static function plugin_row_meta( $plugin_meta, $plugin_file ) {
+		$updater = get_option( AI1WM_UPDATER, array() );
+
+		// Add link for each extension
+		foreach ( Ai1wm_Extensions::get() as $slug => $extension ) {
+			if ( $plugin_file === $extension['basename'] ) {
+
+				// Get updater URL
+				$updater_url = add_query_arg( array( 'ai1wm_check_for_updates' => 1, 'ai1wm_nonce' => wp_create_nonce( 'ai1wm_check_for_updates' ) ), network_admin_url( 'plugins.php' ) );
+
+				// Check for updates
+				$plugin_meta[] = Ai1wm_Template::get_content( 'updater/check', array( 'url' => $updater_url ) );
+
+				// Check error message
+				if ( isset( $updater[ $slug ]['error_message'] ) ) {
+					$plugin_meta[] = Ai1wm_Template::get_content( 'updater/error', array( 'message' => $updater[ $slug ]['error_message'] ) );
+				}
+			}
+		}
+
+		return $plugin_meta;
+	}
+}

plugins/all-in-one-wp-migration/lib/model/export/class-ai1wm-export-archive-crc.php

@@ -0,0 +1,141 @@
+<?php
+/**
+ * Copyright (C) 2014-2025 ServMask Inc.
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ * Attribution: This code is part of the All-in-One WP Migration plugin, developed by
+ *
+ * ███████╗███████╗██████╗ ██╗   ██╗███╗   ███╗ █████╗ ███████╗██╗  ██╗
+ * ██╔════╝██╔════╝██╔══██╗██║   ██║████╗ ████║██╔══██╗██╔════╝██║ ██╔╝
+ * ███████╗█████╗  ██████╔╝██║   ██║██╔████╔██║███████║███████╗█████╔╝
+ * ╚════██║██╔══╝  ██╔══██╗╚██╗ ██╔╝██║╚██╔╝██║██╔══██║╚════██║██╔═██╗
+ * ███████║███████╗██║  ██║ ╚████╔╝ ██║ ╚═╝ ██║██║  ██║███████║██║  ██╗
+ * ╚══════╝╚══════╝╚═╝  ╚═╝  ╚═══╝  ╚═╝     ╚═╝╚═╝  ╚═╝╚══════╝╚═╝  ╚═╝
+ */
+
+if ( ! defined( 'ABSPATH' ) ) {
+	die( 'Kangaroos cannot jump here' );
+}
+
+class Ai1wm_Export_Archive_Crc {
+
+	public static function execute( $params ) {
+		$archive_bytes_read = 0;
+
+		// Set progress
+		Ai1wm_Status::info( __( 'Calculating archive checksum...', 'all-in-one-wp-migration' ) );
+
+		// Set archive bytes remaining
+		if ( isset( $params['archive_bytes_remaining'] ) ) {
+			$archive_bytes_remaining = (int) $params['archive_bytes_remaining'];
+		} else {
+			$archive_bytes_remaining = ai1wm_archive_bytes( $params );
+		}
+
+		// Set archive bytes offset
+		if ( isset( $params['archive_bytes_offset'] ) ) {
+			$archive_bytes_offset = (int) $params['archive_bytes_offset'];
+		} else {
+			$archive_bytes_offset = 0;
+		}
+
+		// Set archive CRC value
+		$archive_crc_value = null;
+		if ( isset( $params['archive_crc_value'] ) ) {
+			$archive_crc_value = $params['archive_crc_value'];
+		}
+
+		// Flag to hold if file data has been processed
+		$completed = true;
+
+		// Start time
+		$start = microtime( true );
+
+		// Initialize CRC context for this chunk
+		$hash_ctx = Ai1wm_Crc::init_crc32();
+
+		// Open archive for reading
+		if ( ( $file_handle = ai1wm_open( ai1wm_archive_path( $params ), 'rb' ) ) ) {
+			if ( fseek( $file_handle, $archive_bytes_offset, SEEK_SET ) !== -1 ) {
+
+				// Process file in chunks
+				while ( $archive_bytes_remaining > 0 ) {
+					if ( ( $file_content = ai1wm_read( $file_handle, min( Ai1wm_Archiver::READ_CHUNK_SIZE, $archive_bytes_remaining ) ) ) !== false ) {
+
+						// Empty read indicates EOF
+						if ( strlen( $file_content ) === 0 ) {
+							break;
+						}
+
+						// Add the amount of bytes we read
+						$archive_bytes_read += strlen( $file_content );
+
+						// Subtract the amount of bytes we read
+						$archive_bytes_remaining -= strlen( $file_content );
+
+						// Update CRC with original content
+						Ai1wm_Crc::update_crc32( $hash_ctx, $file_content );
+					}
+
+					// Time elapsed
+					if ( ( $timeout = apply_filters( 'ai1wm_completed_timeout', 10 ) ) ) {
+						if ( ( microtime( true ) - $start ) > $timeout ) {
+							$completed = false;
+							break;
+						}
+					}
+				}
+
+				// Get archive bytes offset
+				$archive_bytes_offset += $archive_bytes_read;
+			}
+
+			ai1wm_close( $file_handle );
+		}
+
+		// Combine and finalize CRC
+		if ( empty( $archive_crc_value ) ) {
+			$params['archive_crc_value'] = Ai1wm_Crc::finalize_crc32( $hash_ctx );
+		} else {
+			$params['archive_crc_value'] = Ai1wm_Crc::combine_crc32( $archive_crc_value, Ai1wm_Crc::finalize_crc32( $hash_ctx ), $archive_bytes_read );
+		}
+
+		// End of the archive file?
+		if ( $completed ) {
+
+			// St archive bytes remaining
+			unset( $params['archive_bytes_remaining'] );
+
+			// Unset archive offset
+			unset( $params['archive_bytes_offset'] );
+
+			// Unset completed flag
+			unset( $params['completed'] );
+
+		} else {
+
+			// St archive bytes remaining
+			$params['archive_bytes_remaining'] = $archive_bytes_remaining;
+
+			// Set archive offset
+			$params['archive_bytes_offset'] = $archive_bytes_offset;
+
+			// Set completed flag
+			$params['completed'] = $completed;
+		}
+
+		return $params;
+	}
+}

plugins/all-in-one-wp-migration/lib/model/export/class-ai1wm-export-archive.php

@@ -0,0 +1,50 @@
+<?php
+/**
+ * Copyright (C) 2014-2025 ServMask Inc.
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ * Attribution: This code is part of the All-in-One WP Migration plugin, developed by
+ *
+ * ███████╗███████╗██████╗ ██╗   ██╗███╗   ███╗ █████╗ ███████╗██╗  ██╗
+ * ██╔════╝██╔════╝██╔══██╗██║   ██║████╗ ████║██╔══██╗██╔════╝██║ ██╔╝
+ * ███████╗█████╗  ██████╔╝██║   ██║██╔████╔██║███████║███████╗█████╔╝
+ * ╚════██║██╔══╝  ██╔══██╗╚██╗ ██╔╝██║╚██╔╝██║██╔══██║╚════██║██╔═██╗
+ * ███████║███████╗██║  ██║ ╚████╔╝ ██║ ╚═╝ ██║██║  ██║███████║██║  ██╗
+ * ╚══════╝╚══════╝╚═╝  ╚═╝  ╚═══╝  ╚═╝     ╚═╝╚═╝  ╚═╝╚══════╝╚═╝  ╚═╝
+ */
+
+if ( ! defined( 'ABSPATH' ) ) {
+	die( 'Kangaroos cannot jump here' );
+}
+
+class Ai1wm_Export_Archive {
+
+	public static function execute( $params ) {
+
+		do_action( 'ai1wm_status_export_start', $params );
+
+		// Set progress
+		Ai1wm_Status::info( __( 'Creating export file...', 'all-in-one-wp-migration' ) );
+
+		// Create empty archive file
+		$archive = new Ai1wm_Compressor( ai1wm_archive_path( $params ) );
+		$archive->close();
+
+		// Set progress
+		Ai1wm_Status::info( __( 'Export file created.', 'all-in-one-wp-migration' ) );
+
+		return $params;
+	}
+}

plugins/all-in-one-wp-migration/lib/model/export/class-ai1wm-export-clean.php

@@ -0,0 +1,50 @@
+<?php
+/**
+ * Copyright (C) 2014-2025 ServMask Inc.
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ * Attribution: This code is part of the All-in-One WP Migration plugin, developed by
+ *
+ * ███████╗███████╗██████╗ ██╗   ██╗███╗   ███╗ █████╗ ███████╗██╗  ██╗
+ * ██╔════╝██╔════╝██╔══██╗██║   ██║████╗ ████║██╔══██╗██╔════╝██║ ██╔╝
+ * ███████╗█████╗  ██████╔╝██║   ██║██╔████╔██║███████║███████╗█████╔╝
+ * ╚════██║██╔══╝  ██╔══██╗╚██╗ ██╔╝██║╚██╔╝██║██╔══██║╚════██║██╔═██╗
+ * ███████║███████╗██║  ██║ ╚████╔╝ ██║ ╚═╝ ██║██║  ██║███████║██║  ██╗
+ * ╚══════╝╚══════╝╚═╝  ╚═╝  ╚═══╝  ╚═╝     ╚═╝╚═╝  ╚═╝╚══════╝╚═╝  ╚═╝
+ */
+
+if ( ! defined( 'ABSPATH' ) ) {
+	die( 'Kangaroos cannot jump here' );
+}
+
+class Ai1wm_Export_Clean {
+
+	public static function execute( $params ) {
+
+		// Delete storage files
+		Ai1wm_Directory::delete( ai1wm_storage_path( $params ) );
+
+		if ( isset( $params['ai1wm_export_cancel'] ) ) {
+			do_action( 'ai1wm_status_export_canceled', $params );
+		}
+
+		// Exit in console
+		if ( defined( 'WP_CLI' ) ) {
+			return $params;
+		}
+
+		exit;
+	}
+}

plugins/all-in-one-wp-migration/lib/model/export/class-ai1wm-export-compatibility.php

@@ -0,0 +1,50 @@
+<?php
+/**
+ * Copyright (C) 2014-2025 ServMask Inc.
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ * Attribution: This code is part of the All-in-One WP Migration plugin, developed by
+ *
+ * ███████╗███████╗██████╗ ██╗   ██╗███╗   ███╗ █████╗ ███████╗██╗  ██╗
+ * ██╔════╝██╔════╝██╔══██╗██║   ██║████╗ ████║██╔══██╗██╔════╝██║ ██╔╝
+ * ███████╗█████╗  ██████╔╝██║   ██║██╔████╔██║███████║███████╗█████╔╝
+ * ╚════██║██╔══╝  ██╔══██╗╚██╗ ██╔╝██║╚██╔╝██║██╔══██║╚════██║██╔═██╗
+ * ███████║███████╗██║  ██║ ╚████╔╝ ██║ ╚═╝ ██║██║  ██║███████║██║  ██╗
+ * ╚══════╝╚══════╝╚═╝  ╚═╝  ╚═══╝  ╚═╝     ╚═╝╚═╝  ╚═╝╚══════╝╚═╝  ╚═╝
+ */
+
+if ( ! defined( 'ABSPATH' ) ) {
+	die( 'Kangaroos cannot jump here' );
+}
+
+class Ai1wm_Export_Compatibility {
+
+	public static function execute( $params ) {
+
+		// Set progress
+		Ai1wm_Status::info( __( 'Checking for compatibility...', 'all-in-one-wp-migration' ) );
+
+		// Get messages
+		$messages = Ai1wm_Compatibility::get( $params );
+
+		// Set messages
+		if ( empty( $messages ) ) {
+			return $params;
+		}
+
+		// Error message
+		throw new Ai1wm_Compatibility_Exception( wp_kses( implode( $messages ), ai1wm_allowed_html_tags() ) );
+	}
+}

plugins/all-in-one-wp-migration/lib/model/export/class-ai1wm-export-config-file.php

@@ -0,0 +1,56 @@
+<?php
+/**
+ * Copyright (C) 2014-2025 ServMask Inc.
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ * Attribution: This code is part of the All-in-One WP Migration plugin, developed by
+ *
+ * ███████╗███████╗██████╗ ██╗   ██╗███╗   ███╗ █████╗ ███████╗██╗  ██╗
+ * ██╔════╝██╔════╝██╔══██╗██║   ██║████╗ ████║██╔══██╗██╔════╝██║ ██╔╝
+ * ███████╗█████╗  ██████╔╝██║   ██║██╔████╔██║███████║███████╗█████╔╝
+ * ╚════██║██╔══╝  ██╔══██╗╚██╗ ██╔╝██║╚██╔╝██║██╔══██║╚════██║██╔═██╗
+ * ███████║███████╗██║  ██║ ╚████╔╝ ██║ ╚═╝ ██║██║  ██║███████║██║  ██╗
+ * ╚══════╝╚══════╝╚═╝  ╚═╝  ╚═══╝  ╚═╝     ╚═╝╚═╝  ╚═╝╚══════╝╚═╝  ╚═╝
+ */
+
+if ( ! defined( 'ABSPATH' ) ) {
+	die( 'Kangaroos cannot jump here' );
+}
+
+class Ai1wm_Export_Config_File {
+
+	public static function execute( $params ) {
+
+		// Set progress
+		Ai1wm_Status::info( __( 'Archiving configuration...', 'all-in-one-wp-migration' ) );
+
+		// Open the archive file for writing
+		$archive = new Ai1wm_Compressor( ai1wm_archive_path( $params ) );
+
+		// Add package.json to archive
+		$archive->add_file( ai1wm_package_path( $params ), AI1WM_PACKAGE_NAME );
+
+		// Set progress
+		Ai1wm_Status::info( __( 'Configuration archived.', 'all-in-one-wp-migration' ) );
+
+		// Truncate the archive file
+		$archive->truncate();
+
+		// Close the archive file
+		$archive->close();
+
+		return $params;
+	}
+}

plugins/all-in-one-wp-migration/lib/model/export/class-ai1wm-export-config.php

@@ -0,0 +1,203 @@
+<?php
+/**
+ * Copyright (C) 2014-2025 ServMask Inc.
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ * Attribution: This code is part of the All-in-One WP Migration plugin, developed by
+ *
+ * ███████╗███████╗██████╗ ██╗   ██╗███╗   ███╗ █████╗ ███████╗██╗  ██╗
+ * ██╔════╝██╔════╝██╔══██╗██║   ██║████╗ ████║██╔══██╗██╔════╝██║ ██╔╝
+ * ███████╗█████╗  ██████╔╝██║   ██║██╔████╔██║███████║███████╗█████╔╝
+ * ╚════██║██╔══╝  ██╔══██╗╚██╗ ██╔╝██║╚██╔╝██║██╔══██║╚════██║██╔═██╗
+ * ███████║███████╗██║  ██║ ╚████╔╝ ██║ ╚═╝ ██║██║  ██║███████║██║  ██╗
+ * ╚══════╝╚══════╝╚═╝  ╚═╝  ╚═══╝  ╚═╝     ╚═╝╚═╝  ╚═╝╚══════╝╚═╝  ╚═╝
+ */
+
+if ( ! defined( 'ABSPATH' ) ) {
+	die( 'Kangaroos cannot jump here' );
+}
+
+class Ai1wm_Export_Config {
+
+	public static function execute( $params ) {
+		global $table_prefix, $wp_version;
+
+		// Set progress
+		Ai1wm_Status::info( __( 'Preparing configuration...', 'all-in-one-wp-migration' ) );
+
+		// Get options
+		$options = wp_load_alloptions();
+
+		// Get database client
+		$db_client = Ai1wm_Database_Utility::get_client();
+
+		$config = array();
+
+		// Set site URL
+		$config['SiteURL'] = site_url();
+
+		// Set home URL
+		$config['HomeURL'] = home_url();
+
+		// Set internal site URL
+		if ( isset( $options['siteurl'] ) ) {
+			$config['InternalSiteURL'] = $options['siteurl'];
+		}
+
+		// Set internal home URL
+		if ( isset( $options['home'] ) ) {
+			$config['InternalHomeURL'] = $options['home'];
+		}
+
+		// Set replace old and new values
+		if ( isset( $params['options']['replace'] ) && ( $replace = $params['options']['replace'] ) ) {
+			for ( $i = 0; $i < count( $replace['old_value'] ); $i++ ) {
+				if ( ! empty( $replace['old_value'][ $i ] ) && ! empty( $replace['new_value'][ $i ] ) ) {
+					$config['Replace']['OldValues'][] = $replace['old_value'][ $i ];
+					$config['Replace']['NewValues'][] = $replace['new_value'][ $i ];
+				}
+			}
+		}
+
+		// Set no spam comments
+		if ( isset( $params['options']['no_spam_comments'] ) ) {
+			$config['NoSpamComments'] = true;
+		}
+
+		// Set no post revisions
+		if ( isset( $params['options']['no_post_revisions'] ) ) {
+			$config['NoPostRevisions'] = true;
+		}
+
+		// Set no media
+		if ( isset( $params['options']['no_media'] ) ) {
+			$config['NoMedia'] = true;
+		}
+
+		// Set no themes
+		if ( isset( $params['options']['no_themes'] ) ) {
+			$config['NoThemes'] = true;
+		}
+
+		// Set no inactive themes
+		if ( isset( $params['options']['no_inactive_themes'] ) ) {
+			$config['NoInactiveThemes'] = true;
+		}
+
+		// Set no must-use plugins
+		if ( isset( $params['options']['no_muplugins'] ) ) {
+			$config['NoMustUsePlugins'] = true;
+		}
+
+		// Set no plugins
+		if ( isset( $params['options']['no_plugins'] ) ) {
+			$config['NoPlugins'] = true;
+		}
+
+		// Set no inactive plugins
+		if ( isset( $params['options']['no_inactive_plugins'] ) ) {
+			$config['NoInactivePlugins'] = true;
+		}
+
+		// Set no cache
+		if ( isset( $params['options']['no_cache'] ) ) {
+			$config['NoCache'] = true;
+		}
+
+		// Set no database
+		if ( isset( $params['options']['no_database'] ) ) {
+			$config['NoDatabase'] = true;
+		}
+
+		// Set no email replace
+		if ( isset( $params['options']['no_email_replace'] ) ) {
+			$config['NoEmailReplace'] = true;
+		}
+
+		// Set plugin version
+		$config['Plugin'] = array( 'Version' => AI1WM_VERSION );
+
+		// Set WordPress version and content
+		$config['WordPress'] = array( 'Version' => $wp_version, 'Absolute' => ABSPATH, 'Content' => WP_CONTENT_DIR, 'Plugins' => ai1wm_get_plugins_dir(), 'Themes' => ai1wm_get_themes_dirs(), 'Uploads' => ai1wm_get_uploads_dir(), 'UploadsURL' => ai1wm_get_uploads_url() );
+
+		// Set database version
+		$config['Database'] = array(
+			'Version' => $db_client->server_info(),
+			'Charset' => defined( 'DB_CHARSET' ) ? DB_CHARSET : 'undefined',
+			'Collate' => defined( 'DB_COLLATE' ) ? DB_COLLATE : 'undefined',
+			'Prefix'  => $table_prefix,
+		);
+
+		// Exclude selected db tables
+		if ( isset( $params['options']['exclude_db_tables'], $params['excluded_db_tables'] ) ) {
+			if ( ( $excluded_db_tables = explode( ',', $params['excluded_db_tables'] ) ) ) {
+				$config['Database']['ExcludedTables'] = $excluded_db_tables;
+			}
+		}
+
+		// Include selected db tables
+		if ( isset( $params['options']['include_db_tables'], $params['included_db_tables'] ) ) {
+			if ( ( $included_db_tables = explode( ',', $params['included_db_tables'] ) ) ) {
+				$config['Database']['IncludedTables'] = $included_db_tables;
+			}
+		}
+
+		// Set PHP version
+		$config['PHP'] = array( 'Version' => PHP_VERSION, 'System' => PHP_OS, 'Integer' => PHP_INT_SIZE );
+
+		// Set active plugins
+		$config['Plugins'] = array_values( array_diff( ai1wm_active_plugins(), ai1wm_active_servmask_plugins() ) );
+
+		// Set active template
+		$config['Template'] = ai1wm_active_template();
+
+		// Set active stylesheet
+		$config['Stylesheet'] = ai1wm_active_stylesheet();
+
+		// Set upload path
+		$config['Uploads'] = get_option( 'upload_path' );
+
+		// Set upload URL path
+		$config['UploadsURL'] = get_option( 'upload_url_path' );
+
+		// Set server info
+		$config['Server'] = array( '.htaccess' => base64_encode( ai1wm_get_htaccess() ), 'web.config' => base64_encode( ai1wm_get_webconfig() ) );
+
+		// Set encrypt backups
+		if ( isset( $params['options']['encrypt_backups'] ) ) {
+			$config['Encrypted'] = true;
+		}
+
+		// Set encrypt password
+		if ( isset( $params['options']['encrypt_password'] ) ) {
+			$config['EncryptedSignature'] = base64_encode( ai1wm_encrypt_string( AI1WM_SIGN_TEXT, $params['options']['encrypt_password'] ) );
+		}
+
+		// Set compression type
+		if ( ! empty( $params['options']['compression_type'] ) ) {
+			$config['Compression'] = array( 'Enabled' => true, 'Type' => $params['options']['compression_type'] );
+		}
+
+		// Save package.json file
+		$handle = ai1wm_open( ai1wm_package_path( $params ), 'w' );
+		ai1wm_write( $handle, json_encode( $config ) );
+		ai1wm_close( $handle );
+
+		// Set progress
+		Ai1wm_Status::info( __( 'Configuration prepared.', 'all-in-one-wp-migration' ) );
+
+		return $params;
+	}
+}

plugins/all-in-one-wp-migration/lib/model/export/class-ai1wm-export-content.php

@@ -0,0 +1,239 @@
+<?php
+/**
+ * Copyright (C) 2014-2025 ServMask Inc.
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ * Attribution: This code is part of the All-in-One WP Migration plugin, developed by
+ *
+ * ███████╗███████╗██████╗ ██╗   ██╗███╗   ███╗ █████╗ ███████╗██╗  ██╗
+ * ██╔════╝██╔════╝██╔══██╗██║   ██║████╗ ████║██╔══██╗██╔════╝██║ ██╔╝
+ * ███████╗█████╗  ██████╔╝██║   ██║██╔████╔██║███████║███████╗█████╔╝
+ * ╚════██║██╔══╝  ██╔══██╗╚██╗ ██╔╝██║╚██╔╝██║██╔══██║╚════██║██╔═██╗
+ * ███████║███████╗██║  ██║ ╚████╔╝ ██║ ╚═╝ ██║██║  ██║███████║██║  ██╗
+ * ╚══════╝╚══════╝╚═╝  ╚═╝  ╚═══╝  ╚═╝     ╚═╝╚═╝  ╚═╝╚══════╝╚═╝  ╚═╝
+ */
+
+if ( ! defined( 'ABSPATH' ) ) {
+	die( 'Kangaroos cannot jump here' );
+}
+
+class Ai1wm_Export_Content {
+
+	public static function execute( $params ) {
+
+		// Set encrypt password
+		$encrypt_password = null;
+		if ( isset( $params['options']['encrypt_backups'], $params['options']['encrypt_password'] ) ) {
+			$encrypt_password = $params['options']['encrypt_password'];
+		}
+
+		// Set compression type
+		$compression_type = null;
+		if ( isset( $params['options']['compression_type'] ) ) {
+			$compression_type = $params['options']['compression_type'];
+		}
+
+		// Set archive bytes offset
+		if ( isset( $params['archive_bytes_offset'] ) ) {
+			$archive_bytes_offset = (int) $params['archive_bytes_offset'];
+		} else {
+			$archive_bytes_offset = ai1wm_archive_bytes( $params );
+		}
+
+		// Set file bytes offset
+		if ( isset( $params['file_bytes_offset'] ) ) {
+			$file_bytes_offset = (int) $params['file_bytes_offset'];
+		} else {
+			$file_bytes_offset = 0;
+		}
+
+		// Set file bytes written
+		if ( isset( $params['file_bytes_written'] ) ) {
+			$file_bytes_written = (int) $params['file_bytes_written'];
+		} else {
+			$file_bytes_written = 0;
+		}
+
+		// Set content bytes offset
+		if ( isset( $params['content_bytes_offset'] ) ) {
+			$content_bytes_offset = (int) $params['content_bytes_offset'];
+		} else {
+			$content_bytes_offset = 0;
+		}
+
+		// Get processed files size
+		if ( isset( $params['processed_files_size'] ) ) {
+			$processed_files_size = (int) $params['processed_files_size'];
+		} else {
+			$processed_files_size = 0;
+		}
+
+		// Get total content files size
+		if ( isset( $params['total_content_files_size'] ) ) {
+			$total_content_files_size = (int) $params['total_content_files_size'];
+		} else {
+			$total_content_files_size = 1;
+		}
+
+		// Get total content files count
+		if ( isset( $params['total_content_files_count'] ) ) {
+			$total_content_files_count = (int) $params['total_content_files_count'];
+		} else {
+			$total_content_files_count = 1;
+		}
+
+		// Set file CRC
+		if ( isset( $params['file_crc'] ) ) {
+			$file_crc = $params['file_crc'];
+		} else {
+			$file_crc = null;
+		}
+
+		// What percent of files have we processed?
+		$progress = (int) min( ( $processed_files_size / $total_content_files_size ) * 100, 100 );
+
+		// Set progress
+		/* translators: 1: Number of files, 2: Progress. */
+		Ai1wm_Status::info( sprintf( __( 'Archiving %1$d content files...<br />%2$d%% complete', 'all-in-one-wp-migration' ), $total_content_files_count, $progress ) );
+
+		// Flag to hold if file data has been processed
+		$completed = true;
+
+		// Start time
+		$start = microtime( true );
+
+		// Get content list file
+		$content_list = ai1wm_open( ai1wm_content_list_path( $params ), 'r' );
+
+		// Set the file pointer at the current index
+		if ( fseek( $content_list, $content_bytes_offset ) !== -1 ) {
+
+			// Open the archive file for writing
+			$archive = new Ai1wm_Compressor( ai1wm_archive_path( $params ), $encrypt_password, $compression_type );
+
+			// Set the file pointer to the one that we have saved
+			$archive->set_file_pointer( $archive_bytes_offset );
+
+			// Loop over files
+			while ( ( $row = ai1wm_getcsv( $content_list ) ) !== false ) {
+				list( $file_abspath, $file_relpath, $file_size, $file_mtime ) = $row;
+				$file_bytes_read = 0;
+
+				// Add file to archive
+				if ( ( $completed = $archive->add_file( $file_abspath, $file_relpath, $file_bytes_read, $file_bytes_offset, $file_bytes_written, $file_crc ) ) ) {
+					$file_crc = null;
+
+					// Reset file bytes
+					$file_bytes_offset = $file_bytes_written = 0;
+
+					// Get content bytes offset
+					$content_bytes_offset = ftell( $content_list );
+				}
+
+				// Increment processed files size
+				$processed_files_size += $file_bytes_read;
+
+				// What percent of files have we processed?
+				$progress = (int) min( ( $processed_files_size / $total_content_files_size ) * 100, 100 );
+
+				// Set progress
+				/* translators: 1: Number of files, 2: Progress. */
+				Ai1wm_Status::info( sprintf( __( 'Archiving %1$d content files...<br />%2$d%% complete', 'all-in-one-wp-migration' ), $total_content_files_count, $progress ) );
+
+				// More than 10 seconds have passed, break and do another request
+				if ( ( $timeout = apply_filters( 'ai1wm_completed_timeout', 10 ) ) ) {
+					if ( ( microtime( true ) - $start ) > $timeout ) {
+						$completed = false;
+						break;
+					}
+				}
+			}
+
+			// Get archive bytes offset
+			$archive_bytes_offset = $archive->get_file_pointer();
+
+			// Truncate the archive file
+			$archive->truncate();
+
+			// Close the archive file
+			$archive->close();
+		}
+
+		// End of the content list?
+		if ( feof( $content_list ) ) {
+
+			// Unset archive bytes offset
+			unset( $params['archive_bytes_offset'] );
+
+			// Unset file bytes offset
+			unset( $params['file_bytes_offset'] );
+
+			// Unset file bytes written
+			unset( $params['file_bytes_written'] );
+
+			// Unset content bytes offset
+			unset( $params['content_bytes_offset'] );
+
+			// Unset processed files size
+			unset( $params['processed_files_size'] );
+
+			// Unset total content files size
+			unset( $params['total_content_files_size'] );
+
+			// Unset total content files count
+			unset( $params['total_content_files_count'] );
+
+			// Unset file CRC
+			unset( $params['file_crc'] );
+
+			// Unset completed flag
+			unset( $params['completed'] );
+
+		} else {
+
+			// Set archive bytes offset
+			$params['archive_bytes_offset'] = $archive_bytes_offset;
+
+			// Set file bytes offset
+			$params['file_bytes_offset'] = $file_bytes_offset;
+
+			// Set file bytes written
+			$params['file_bytes_written'] = $file_bytes_written;
+
+			// Set content bytes offset
+			$params['content_bytes_offset'] = $content_bytes_offset;
+
+			// Set processed files size
+			$params['processed_files_size'] = $processed_files_size;
+
+			// Set total content files size
+			$params['total_content_files_size'] = $total_content_files_size;
+
+			// Set total content files count
+			$params['total_content_files_count'] = $total_content_files_count;
+
+			// Set file CRC
+			$params['file_crc'] = $file_crc;
+
+			// Set completed flag
+			$params['completed'] = $completed;
+		}
+
+		// Close the content list file
+		ai1wm_close( $content_list );
+
+		return $params;
+	}
+}

plugins/all-in-one-wp-migration/lib/model/export/class-ai1wm-export-database-file.php

@@ -0,0 +1,166 @@
+<?php
+/**
+ * Copyright (C) 2014-2025 ServMask Inc.
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ * Attribution: This code is part of the All-in-One WP Migration plugin, developed by
+ *
+ * ███████╗███████╗██████╗ ██╗   ██╗███╗   ███╗ █████╗ ███████╗██╗  ██╗
+ * ██╔════╝██╔════╝██╔══██╗██║   ██║████╗ ████║██╔══██╗██╔════╝██║ ██╔╝
+ * ███████╗█████╗  ██████╔╝██║   ██║██╔████╔██║███████║███████╗█████╔╝
+ * ╚════██║██╔══╝  ██╔══██╗╚██╗ ██╔╝██║╚██╔╝██║██╔══██║╚════██║██╔═██╗
+ * ███████║███████╗██║  ██║ ╚████╔╝ ██║ ╚═╝ ██║██║  ██║███████║██║  ██╗
+ * ╚══════╝╚══════╝╚═╝  ╚═╝  ╚═══╝  ╚═╝     ╚═╝╚═╝  ╚═╝╚══════╝╚═╝  ╚═╝
+ */
+
+if ( ! defined( 'ABSPATH' ) ) {
+	die( 'Kangaroos cannot jump here' );
+}
+
+class Ai1wm_Export_Database_File {
+
+	public static function execute( $params ) {
+
+		// Set exclude database
+		if ( isset( $params['options']['no_database'] ) ) {
+			return $params;
+		}
+
+		$database_bytes_read = 0;
+
+		// Set encrypt password
+		$encrypt_password = null;
+		if ( isset( $params['options']['encrypt_backups'], $params['options']['encrypt_password'] ) ) {
+			$encrypt_password = $params['options']['encrypt_password'];
+		}
+
+		// Set compression type
+		$compression_type = null;
+		if ( isset( $params['options']['compression_type'] ) ) {
+			$compression_type = $params['options']['compression_type'];
+		}
+
+		// Set archive bytes offset
+		if ( isset( $params['archive_bytes_offset'] ) ) {
+			$archive_bytes_offset = (int) $params['archive_bytes_offset'];
+		} else {
+			$archive_bytes_offset = ai1wm_archive_bytes( $params );
+		}
+
+		// Set database bytes offset
+		if ( isset( $params['database_bytes_offset'] ) ) {
+			$database_bytes_offset = (int) $params['database_bytes_offset'];
+		} else {
+			$database_bytes_offset = 0;
+		}
+
+		// Set database bytes written
+		if ( isset( $params['database_bytes_written'] ) ) {
+			$database_bytes_written = (int) $params['database_bytes_written'];
+		} else {
+			$database_bytes_written = 0;
+		}
+
+		// Set database CRC
+		if ( isset( $params['database_crc'] ) ) {
+			$database_crc = $params['database_crc'];
+		} else {
+			$database_crc = null;
+		}
+
+		// Get total database size
+		if ( isset( $params['total_database_size'] ) ) {
+			$total_database_size = (int) $params['total_database_size'];
+		} else {
+			$total_database_size = ai1wm_database_bytes( $params );
+		}
+
+		// What percent of database have we processed?
+		$progress = (int) min( ( $database_bytes_offset / $total_database_size ) * 100, 100 );
+
+		// Set progress
+		/* translators: Progress. */
+		Ai1wm_Status::info( sprintf( __( 'Archiving database...<br />%d%% complete', 'all-in-one-wp-migration' ), $progress ) );
+
+		// Open the archive file for writing
+		$archive = new Ai1wm_Compressor( ai1wm_archive_path( $params ), $encrypt_password, $compression_type );
+
+		// Set the file pointer to the one that we have saved
+		$archive->set_file_pointer( $archive_bytes_offset );
+
+		// Add database.sql to archive
+		if ( $archive->add_file( ai1wm_database_path( $params ), AI1WM_DATABASE_NAME, $database_bytes_read, $database_bytes_offset, $database_bytes_written, $database_crc ) ) {
+
+			// Set progress
+			Ai1wm_Status::info( __( 'Database archived.', 'all-in-one-wp-migration' ) );
+
+			// Unset archive bytes offset
+			unset( $params['archive_bytes_offset'] );
+
+			// Unset database bytes offset
+			unset( $params['database_bytes_offset'] );
+
+			// Unset database bytes written
+			unset( $params['database_bytes_written'] );
+
+			// Unset database CRC
+			unset( $params['database_crc'] );
+
+			// Unset total database size
+			unset( $params['total_database_size'] );
+
+			// Unset completed flag
+			unset( $params['completed'] );
+
+		} else {
+
+			// Get archive bytes offset
+			$archive_bytes_offset = $archive->get_file_pointer();
+
+			// What percent of database have we processed?
+			$progress = (int) min( ( $database_bytes_offset / $total_database_size ) * 100, 100 );
+
+			// Set progress
+			/* translators: Progress. */
+			Ai1wm_Status::info( sprintf( __( 'Archiving database...<br />%d%% complete', 'all-in-one-wp-migration' ), $progress ) );
+
+			// Set archive bytes offset
+			$params['archive_bytes_offset'] = $archive_bytes_offset;
+
+			// Set database bytes offset
+			$params['database_bytes_offset'] = $database_bytes_offset;
+
+			// Set database bytes written
+			$params['database_bytes_written'] = $database_bytes_written;
+
+			// Set database CRC
+			$params['database_crc'] = $database_crc;
+
+			// Set total database size
+			$params['total_database_size'] = $total_database_size;
+
+			// Set completed flag
+			$params['completed'] = false;
+		}
+
+		// Truncate the archive file
+		$archive->truncate();
+
+		// Close the archive file
+		$archive->close();
+
+		return $params;
+	}
+}

plugins/all-in-one-wp-migration/lib/model/export/class-ai1wm-export-database.php

@@ -0,0 +1,215 @@
+<?php
+/**
+ * Copyright (C) 2014-2025 ServMask Inc.
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ * Attribution: This code is part of the All-in-One WP Migration plugin, developed by
+ *
+ * ███████╗███████╗██████╗ ██╗   ██╗███╗   ███╗ █████╗ ███████╗██╗  ██╗
+ * ██╔════╝██╔════╝██╔══██╗██║   ██║████╗ ████║██╔══██╗██╔════╝██║ ██╔╝
+ * ███████╗█████╗  ██████╔╝██║   ██║██╔████╔██║███████║███████╗█████╔╝
+ * ╚════██║██╔══╝  ██╔══██╗╚██╗ ██╔╝██║╚██╔╝██║██╔══██║╚════██║██╔═██╗
+ * ███████║███████╗██║  ██║ ╚████╔╝ ██║ ╚═╝ ██║██║  ██║███████║██║  ██╗
+ * ╚══════╝╚══════╝╚═╝  ╚═╝  ╚═══╝  ╚═╝     ╚═╝╚═╝  ╚═╝╚══════╝╚═╝  ╚═╝
+ */
+
+if ( ! defined( 'ABSPATH' ) ) {
+	die( 'Kangaroos cannot jump here' );
+}
+
+class Ai1wm_Export_Database {
+
+	public static function execute( $params ) {
+
+		// Set exclude database
+		if ( isset( $params['options']['no_database'] ) ) {
+			return $params;
+		}
+
+		// Set query offset
+		if ( isset( $params['query_offset'] ) ) {
+			$query_offset = (int) $params['query_offset'];
+		} else {
+			$query_offset = 0;
+		}
+
+		// Set table index
+		if ( isset( $params['table_index'] ) ) {
+			$table_index = (int) $params['table_index'];
+		} else {
+			$table_index = 0;
+		}
+
+		// Set table offset
+		if ( isset( $params['table_offset'] ) ) {
+			$table_offset = (int) $params['table_offset'];
+		} else {
+			$table_offset = 0;
+		}
+
+		// Set table rows
+		if ( isset( $params['table_rows'] ) ) {
+			$table_rows = (int) $params['table_rows'];
+		} else {
+			$table_rows = 0;
+		}
+
+		// Set total tables count
+		if ( isset( $params['total_tables_count'] ) ) {
+			$total_tables_count = (int) $params['total_tables_count'];
+		} else {
+			$total_tables_count = 1;
+		}
+
+		// What percent of tables have we processed?
+		$progress = (int) ( ( $table_index / $total_tables_count ) * 100 );
+
+		// Set progress
+		/* translators: 1: Progress, 2: Number of records. */
+		Ai1wm_Status::info( sprintf( __( 'Exporting database...<br />%1$d%% complete<br />%2$s records saved', 'all-in-one-wp-migration' ), $progress, number_format_i18n( $table_rows ) ) );
+
+		// Get tables list file
+		$tables_list = ai1wm_open( ai1wm_tables_list_path( $params ), 'r' );
+
+		// Loop over tables
+		$tables = array();
+		while ( ( $row = ai1wm_getcsv( $tables_list ) ) !== false ) {
+			list( $table_name ) = $row;
+			$tables[] = $table_name; // phpcs:ignore Generic.Formatting.MultipleStatementAlignment.NotSameWarning
+		}
+
+		// Close the tables list file
+		ai1wm_close( $tables_list );
+
+		// Get database client
+		$db_client = Ai1wm_Database_Utility::get_client();
+
+		// Exclude spam comments
+		if ( isset( $params['options']['no_spam_comments'] ) ) {
+			$db_client->set_table_where_query( ai1wm_table_prefix() . 'comments', "`comment_approved` != 'spam'" )
+				->set_table_where_query( ai1wm_table_prefix() . 'commentmeta', sprintf( "`comment_ID` IN ( SELECT `comment_ID` FROM `%s` WHERE `comment_approved` != 'spam' )", ai1wm_table_prefix() . 'comments' ) );
+		}
+
+		// Exclude post revisions
+		if ( isset( $params['options']['no_post_revisions'] ) ) {
+			$db_client->set_table_where_query( ai1wm_table_prefix() . 'posts', "`post_type` != 'revision'" )
+				->set_table_where_query( ai1wm_table_prefix() . 'postmeta', sprintf( "`post_id` IN ( SELECT `ID` FROM `%s` WHERE `post_type` != 'revision' )", ai1wm_table_prefix() . 'posts' ) );
+		}
+
+		$old_table_prefixes = $old_column_prefixes = array();
+		$new_table_prefixes = $new_column_prefixes = array();
+
+		// Set table prefixes
+		if ( ai1wm_table_prefix() ) {
+			$old_table_prefixes[] = ai1wm_table_prefix();
+			$new_table_prefixes[] = ai1wm_servmask_prefix();
+		} else {
+			foreach ( $tables as $table_name ) {
+				$old_table_prefixes[] = $table_name;
+				$new_table_prefixes[] = ai1wm_servmask_prefix() . $table_name;
+			}
+		}
+
+		// Set column prefixes
+		if ( strlen( ai1wm_table_prefix() ) > 1 ) {
+			$old_column_prefixes[] = ai1wm_table_prefix();
+			$new_column_prefixes[] = ai1wm_servmask_prefix();
+		} else {
+			foreach ( array( 'user_roles', 'capabilities', 'user_level', 'dashboard_quick_press_last_post_id', 'user-settings', 'user-settings-time' ) as $column_prefix ) {
+				$old_column_prefixes[] = ai1wm_table_prefix() . $column_prefix;
+				$new_column_prefixes[] = ai1wm_servmask_prefix() . $column_prefix;
+			}
+		}
+
+		$db_client->set_tables( $tables )
+			->set_old_table_prefixes( $old_table_prefixes )
+			->set_new_table_prefixes( $new_table_prefixes )
+			->set_old_column_prefixes( $old_column_prefixes )
+			->set_new_column_prefixes( $new_column_prefixes );
+
+		// Exclude column prefixes
+		$db_client->set_reserved_column_prefixes( array( 'wp_force_deactivated_plugins', 'wp_page_for_privacy_policy', 'wp_rocket_settings', 'wp_rocket_dismiss_imagify_notice', 'wp_rocket_no_licence', 'wp_rocket_rocketcdn_old_url', 'wp_rocket_hide_deactivation_form' ) );
+
+		// Exclude site options
+		$db_client->set_table_where_query( ai1wm_table_prefix() . 'options', sprintf( "`option_name` NOT IN ('%s', '%s', '%s', '%s', '%s', '%s', '%s')", AI1WM_STATUS, AI1WM_SECRET_KEY, AI1WM_AUTH_USER, AI1WM_AUTH_PASSWORD, AI1WM_AUTH_HEADER, AI1WM_BACKUPS_LABELS, AI1WM_SITES_LINKS ) );
+
+		// Set table select columns
+		if ( ( $column_names = $db_client->get_column_names( ai1wm_table_prefix() . 'options' ) ) ) {
+			if ( isset( $column_names['option_name'], $column_names['option_value'] ) ) {
+				$column_names['option_value'] = sprintf( "(CASE WHEN option_name = '%s' THEN 'a:0:{}' WHEN (option_name = '%s' OR option_name = '%s') THEN '' ELSE option_value END) AS option_value", AI1WM_ACTIVE_PLUGINS, AI1WM_ACTIVE_TEMPLATE, AI1WM_ACTIVE_STYLESHEET );
+			}
+
+			$db_client->set_table_select_columns( ai1wm_table_prefix() . 'options', $column_names );
+		}
+
+		// Set table prefix columns
+		$db_client->set_table_prefix_columns( ai1wm_table_prefix() . 'options', array( 'option_name' ) )
+			->set_table_prefix_columns( ai1wm_table_prefix() . 'usermeta', array( 'meta_key' ) );
+
+		// Export database
+		if ( $db_client->export( ai1wm_database_path( $params ), $query_offset, $table_index, $table_offset, $table_rows ) ) {
+
+			// Set progress
+			Ai1wm_Status::info( __( 'Database exported.', 'all-in-one-wp-migration' ) );
+
+			// Unset query offset
+			unset( $params['query_offset'] );
+
+			// Unset table index
+			unset( $params['table_index'] );
+
+			// Unset table offset
+			unset( $params['table_offset'] );
+
+			// Unset table rows
+			unset( $params['table_rows'] );
+
+			// Unset total tables count
+			unset( $params['total_tables_count'] );
+
+			// Unset completed flag
+			unset( $params['completed'] );
+
+		} else {
+
+			// What percent of tables have we processed?
+			$progress = (int) ( ( $table_index / $total_tables_count ) * 100 );
+
+			// Set progress
+			/* translators: 1: Progress, 2: Number of records. */
+			Ai1wm_Status::info( sprintf( __( 'Exporting database...<br />%1$d%% complete<br />%2$s records saved', 'all-in-one-wp-migration' ), $progress, number_format_i18n( $table_rows ) ) );
+
+			// Set query offset
+			$params['query_offset'] = $query_offset;
+
+			// Set table index
+			$params['table_index'] = $table_index;
+
+			// Set table offset
+			$params['table_offset'] = $table_offset;
+
+			// Set table rows
+			$params['table_rows'] = $table_rows;
+
+			// Set total tables count
+			$params['total_tables_count'] = $total_tables_count;
+
+			// Set completed flag
+			$params['completed'] = false;
+		}
+
+		return $params;
+	}
+}

plugins/all-in-one-wp-migration/lib/model/export/class-ai1wm-export-download.php

@@ -0,0 +1,115 @@
+<?php
+/**
+ * Copyright (C) 2014-2025 ServMask Inc.
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ * Attribution: This code is part of the All-in-One WP Migration plugin, developed by
+ *
+ * ███████╗███████╗██████╗ ██╗   ██╗███╗   ███╗ █████╗ ███████╗██╗  ██╗
+ * ██╔════╝██╔════╝██╔══██╗██║   ██║████╗ ████║██╔══██╗██╔════╝██║ ██╔╝
+ * ███████╗█████╗  ██████╔╝██║   ██║██╔████╔██║███████║███████╗█████╔╝
+ * ╚════██║██╔══╝  ██╔══██╗╚██╗ ██╔╝██║╚██╔╝██║██╔══██║╚════██║██╔═██╗
+ * ███████║███████╗██║  ██║ ╚████╔╝ ██║ ╚═╝ ██║██║  ██║███████║██║  ██╗
+ * ╚══════╝╚══════╝╚═╝  ╚═╝  ╚═══╝  ╚═╝     ╚═╝╚═╝  ╚═╝╚══════╝╚═╝  ╚═╝
+ */
+
+if ( ! defined( 'ABSPATH' ) ) {
+	die( 'Kangaroos cannot jump here' );
+}
+
+class Ai1wm_Export_Download {
+
+	public static function execute( $params ) {
+
+		// Get archive CRC value
+		$archive_crc_value = null;
+		if ( isset( $params['archive_crc_value'] ) ) {
+			$archive_crc_value = $params['archive_crc_value'];
+		}
+
+		// Set progress
+		Ai1wm_Status::info( __( 'Renaming export file...', 'all-in-one-wp-migration' ) );
+
+		// Open the archive file for writing
+		$archive = new Ai1wm_Compressor( ai1wm_archive_path( $params ) );
+
+		// Append EOF block
+		$archive->close( true, $archive_crc_value );
+
+		// Rename archive file
+		if ( rename( ai1wm_archive_path( $params ), ai1wm_backup_path( $params ) ) ) {
+			$blog_id = null;
+
+			// Get subsite Blog ID
+			if ( isset( $params['options']['sites'] ) && ( $sites = $params['options']['sites'] ) ) {
+				if ( count( $sites ) === 1 ) {
+					$blog_id = array_shift( $sites );
+				}
+			}
+
+			// Set archive details
+			$file = ai1wm_archive_name( $params );
+			$link = ai1wm_backup_url( $params );
+			$size = ai1wm_backup_size( $params );
+			$name = ai1wm_site_name( $blog_id );
+
+			// Set progress
+			if ( ai1wm_direct_download_supported() ) {
+				Ai1wm_Status::download(
+					sprintf(
+						/* translators: 1: Link to archive, 2: Archive title, 3: File name, 4: Archive title, 5: File size. */
+						__(
+							'<a href="%1$s" class="ai1wm-button-green ai1wm-emphasize ai1wm-button-download" title="%2$s" download="%3$s">
+							<span>Download %2$s</span>
+							<em>Size: %4$s</em>
+							</a>',
+							'all-in-one-wp-migration'
+						),
+						$link,
+						$name,
+						$file,
+						$size
+					)
+				);
+			} else {
+				Ai1wm_Status::download(
+					sprintf(
+						/* translators: 1: Archive title, 2: File name, 3: Archive title, 4: File size. */
+						__(
+							'<a href="#" class="ai1wm-button-green ai1wm-emphasize ai1wm-direct-download" title="%1$s" download="%2$s">
+							<span>Download %3$s</span>
+							<em>Size: %4$s</em>
+							</a>',
+							'all-in-one-wp-migration'
+						),
+						$name,
+						$file,
+						$name,
+						$size
+					)
+				);
+			}
+		}
+
+		do_action( 'ai1wm_status_export_done', $params );
+
+		// Run manual on backup created hook
+		if ( isset( $params['ai1wm_manual_backup'] ) ) {
+			do_action( 'ai1wm_status_backup_created', $params );
+		}
+
+		return $params;
+	}
+}

plugins/all-in-one-wp-migration/lib/model/export/class-ai1wm-export-enumerate-content.php

@@ -0,0 +1,126 @@
+<?php
+/**
+ * Copyright (C) 2014-2025 ServMask Inc.
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ * Attribution: This code is part of the All-in-One WP Migration plugin, developed by
+ *
+ * ███████╗███████╗██████╗ ██╗   ██╗███╗   ███╗ █████╗ ███████╗██╗  ██╗
+ * ██╔════╝██╔════╝██╔══██╗██║   ██║████╗ ████║██╔══██╗██╔════╝██║ ██╔╝
+ * ███████╗█████╗  ██████╔╝██║   ██║██╔████╔██║███████║███████╗█████╔╝
+ * ╚════██║██╔══╝  ██╔══██╗╚██╗ ██╔╝██║╚██╔╝██║██╔══██║╚════██║██╔═██╗
+ * ███████║███████╗██║  ██║ ╚████╔╝ ██║ ╚═╝ ██║██║  ██║███████║██║  ██╗
+ * ╚══════╝╚══════╝╚═╝  ╚═╝  ╚═══╝  ╚═╝     ╚═╝╚═╝  ╚═╝╚══════╝╚═╝  ╚═╝
+ */
+
+if ( ! defined( 'ABSPATH' ) ) {
+	die( 'Kangaroos cannot jump here' );
+}
+
+class Ai1wm_Export_Enumerate_Content {
+
+	public static function execute( $params ) {
+
+		$exclude_filters = array_merge( array( ai1wm_get_uploads_dir(), ai1wm_get_plugins_dir() ), ai1wm_get_themes_dirs() );
+
+		// Get total content files count
+		if ( isset( $params['total_content_files_count'] ) ) {
+			$total_content_files_count = (int) $params['total_content_files_count'];
+		} else {
+			$total_content_files_count = 1;
+		}
+
+		// Get total content files size
+		if ( isset( $params['total_content_files_size'] ) ) {
+			$total_content_files_size = (int) $params['total_content_files_size'];
+		} else {
+			$total_content_files_size = 1;
+		}
+
+		// Set progress
+		Ai1wm_Status::info( __( 'Gathering content files...', 'all-in-one-wp-migration' ) );
+
+		// Exclude cache
+		if ( isset( $params['options']['no_cache'] ) ) {
+			$exclude_filters[] = 'cache';
+		}
+
+		// Exclude must-use plugins
+		if ( isset( $params['options']['no_muplugins'] ) ) {
+			$exclude_filters[] = 'mu-plugins';
+		}
+
+		// Exclude media
+		if ( isset( $params['options']['no_media'] ) ) {
+			$exclude_filters[] = 'blogs.dir';
+		}
+
+		// Exclude SQLite file
+		if ( defined( 'FQDB' ) ) {
+			$exclude_filters[] = FQDB;
+		}
+
+		// Exclude selected files
+		if ( isset( $params['options']['exclude_files'], $params['excluded_files'] ) ) {
+			if ( ( $excluded_files = explode( ',', $params['excluded_files'] ) ) ) {
+				foreach ( $excluded_files as $excluded_path ) {
+					$exclude_filters[] = WP_CONTENT_DIR . DIRECTORY_SEPARATOR . untrailingslashit( $excluded_path );
+				}
+			}
+		}
+
+		// Create content list file
+		$content_list = ai1wm_open( ai1wm_content_list_path( $params ), 'w' );
+
+		// Enumerate over content directory
+		if ( isset( $params['options']['no_themes'], $params['options']['no_muplugins'], $params['options']['no_plugins'] ) === false ) {
+
+			// Iterate over content directory
+			$iterator = new Ai1wm_Recursive_Directory_Iterator( WP_CONTENT_DIR );
+
+			// Exclude content files
+			$iterator = new Ai1wm_Recursive_Exclude_Filter( $iterator, apply_filters( 'ai1wm_exclude_content_from_export', ai1wm_content_filters( $exclude_filters ) ) );
+
+			// Recursively iterate over content directory
+			$iterator = new Ai1wm_Recursive_Iterator_Iterator( $iterator, RecursiveIteratorIterator::LEAVES_ONLY, RecursiveIteratorIterator::CATCH_GET_CHILD );
+
+			// Write path line
+			foreach ( $iterator as $item ) {
+				if ( $item->isFile() ) {
+					if ( ai1wm_putcsv( $content_list, array( $iterator->getPathname(), $iterator->getSubPathname(), $iterator->getSize(), $iterator->getMTime() ) ) ) {
+						$total_content_files_count++;
+
+						// Add current file size
+						$total_content_files_size += $iterator->getSize();
+					}
+				}
+			}
+		}
+
+		// Set progress
+		Ai1wm_Status::info( __( 'Content files gathered.', 'all-in-one-wp-migration' ) );
+
+		// Set total content files count
+		$params['total_content_files_count'] = $total_content_files_count;
+
+		// Set total content files size
+		$params['total_content_files_size'] = $total_content_files_size;
+
+		// Close the content list file
+		ai1wm_close( $content_list );
+
+		return $params;
+	}
+}

plugins/all-in-one-wp-migration/lib/model/export/class-ai1wm-export-enumerate-media.php

@@ -0,0 +1,108 @@
+<?php
+/**
+ * Copyright (C) 2014-2025 ServMask Inc.
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ * Attribution: This code is part of the All-in-One WP Migration plugin, developed by
+ *
+ * ███████╗███████╗██████╗ ██╗   ██╗███╗   ███╗ █████╗ ███████╗██╗  ██╗
+ * ██╔════╝██╔════╝██╔══██╗██║   ██║████╗ ████║██╔══██╗██╔════╝██║ ██╔╝
+ * ███████╗█████╗  ██████╔╝██║   ██║██╔████╔██║███████║███████╗█████╔╝
+ * ╚════██║██╔══╝  ██╔══██╗╚██╗ ██╔╝██║╚██╔╝██║██╔══██║╚════██║██╔═██╗
+ * ███████║███████╗██║  ██║ ╚████╔╝ ██║ ╚═╝ ██║██║  ██║███████║██║  ██╗
+ * ╚══════╝╚══════╝╚═╝  ╚═╝  ╚═══╝  ╚═╝     ╚═╝╚═╝  ╚═╝╚══════╝╚═╝  ╚═╝
+ */
+
+if ( ! defined( 'ABSPATH' ) ) {
+	die( 'Kangaroos cannot jump here' );
+}
+
+class Ai1wm_Export_Enumerate_Media {
+
+	public static function execute( $params ) {
+
+		$exclude_filters = array();
+
+		// Get total media files count
+		if ( isset( $params['total_media_files_count'] ) ) {
+			$total_media_files_count = (int) $params['total_media_files_count'];
+		} else {
+			$total_media_files_count = 1;
+		}
+
+		// Get total media files size
+		if ( isset( $params['total_media_files_size'] ) ) {
+			$total_media_files_size = (int) $params['total_media_files_size'];
+		} else {
+			$total_media_files_size = 1;
+		}
+
+		// Set progress
+		Ai1wm_Status::info( __( 'Gathering media files...', 'all-in-one-wp-migration' ) );
+
+		// Exclude selected files
+		if ( isset( $params['options']['exclude_files'], $params['excluded_files'] ) ) {
+			if ( ( $excluded_files = explode( ',', $params['excluded_files'] ) ) ) {
+				foreach ( $excluded_files as $excluded_path ) {
+					$exclude_filters[] = WP_CONTENT_DIR . DIRECTORY_SEPARATOR . untrailingslashit( $excluded_path );
+				}
+			}
+		}
+
+		// Create media list file
+		$media_list = ai1wm_open( ai1wm_media_list_path( $params ), 'w' );
+
+		// Enumerate over media directory
+		if ( isset( $params['options']['no_media'] ) === false ) {
+			if ( is_dir( ai1wm_get_uploads_dir() ) ) {
+
+				// Iterate over media directory
+				$iterator = new Ai1wm_Recursive_Directory_Iterator( ai1wm_get_uploads_dir() );
+
+				// Exclude media files
+				$iterator = new Ai1wm_Recursive_Exclude_Filter( $iterator, apply_filters( 'ai1wm_exclude_media_from_export', ai1wm_media_filters( $exclude_filters ) ) );
+
+				// Recursively iterate over content directory
+				$iterator = new Ai1wm_Recursive_Iterator_Iterator( $iterator, RecursiveIteratorIterator::LEAVES_ONLY, RecursiveIteratorIterator::CATCH_GET_CHILD );
+
+				// Write path line
+				foreach ( $iterator as $item ) {
+					if ( $item->isFile() ) {
+						if ( ai1wm_putcsv( $media_list, array( $iterator->getPathname(), $iterator->getSubPathname(), $iterator->getSize(), $iterator->getMTime() ) ) ) {
+							$total_media_files_count++;
+
+							// Add current file size
+							$total_media_files_size += $iterator->getSize();
+						}
+					}
+				}
+			}
+		}
+
+		// Set progress
+		Ai1wm_Status::info( __( 'Media files gathered.', 'all-in-one-wp-migration' ) );
+
+		// Set total media files count
+		$params['total_media_files_count'] = $total_media_files_count;
+
+		// Set total media files size
+		$params['total_media_files_size'] = $total_media_files_size;
+
+		// Close the media list file
+		ai1wm_close( $media_list );
+
+		return $params;
+	}
+}

plugins/all-in-one-wp-migration/lib/model/export/class-ai1wm-export-enumerate-plugins.php

@@ -0,0 +1,115 @@
+<?php
+/**
+ * Copyright (C) 2014-2025 ServMask Inc.
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ * Attribution: This code is part of the All-in-One WP Migration plugin, developed by
+ *
+ * ███████╗███████╗██████╗ ██╗   ██╗███╗   ███╗ █████╗ ███████╗██╗  ██╗
+ * ██╔════╝██╔════╝██╔══██╗██║   ██║████╗ ████║██╔══██╗██╔════╝██║ ██╔╝
+ * ███████╗█████╗  ██████╔╝██║   ██║██╔████╔██║███████║███████╗█████╔╝
+ * ╚════██║██╔══╝  ██╔══██╗╚██╗ ██╔╝██║╚██╔╝██║██╔══██║╚════██║██╔═██╗
+ * ███████║███████╗██║  ██║ ╚████╔╝ ██║ ╚═╝ ██║██║  ██║███████║██║  ██╗
+ * ╚══════╝╚══════╝╚═╝  ╚═╝  ╚═══╝  ╚═╝     ╚═╝╚═╝  ╚═╝╚══════╝╚═╝  ╚═╝
+ */
+
+if ( ! defined( 'ABSPATH' ) ) {
+	die( 'Kangaroos cannot jump here' );
+}
+
+class Ai1wm_Export_Enumerate_Plugins {
+
+	public static function execute( $params ) {
+
+		$exclude_filters = array( AI1WM_SQLITE_DATABASE_INTEGRATION_NAME );
+
+		// Get total plugins files count
+		if ( isset( $params['total_plugins_files_count'] ) ) {
+			$total_plugins_files_count = (int) $params['total_plugins_files_count'];
+		} else {
+			$total_plugins_files_count = 1;
+		}
+
+		// Get total plugins files size
+		if ( isset( $params['total_plugins_files_size'] ) ) {
+			$total_plugins_files_size = (int) $params['total_plugins_files_size'];
+		} else {
+			$total_plugins_files_size = 1;
+		}
+
+		// Set progress
+		Ai1wm_Status::info( __( 'Gathering plugin files...', 'all-in-one-wp-migration' ) );
+
+		// Exclude inactive plugins
+		if ( isset( $params['options']['no_inactive_plugins'] ) ) {
+			foreach ( get_plugins() as $plugin_name => $plugin_info ) {
+				if ( is_plugin_inactive( $plugin_name ) ) {
+					$exclude_filters[] = ( dirname( $plugin_name ) === '.' ? basename( $plugin_name ) : dirname( $plugin_name ) );
+				}
+			}
+		}
+
+		// Exclude selected files
+		if ( isset( $params['options']['exclude_files'], $params['excluded_files'] ) ) {
+			if ( ( $excluded_files = explode( ',', $params['excluded_files'] ) ) ) {
+				foreach ( $excluded_files as $excluded_path ) {
+					$exclude_filters[] = WP_CONTENT_DIR . DIRECTORY_SEPARATOR . untrailingslashit( $excluded_path );
+				}
+			}
+		}
+
+		// Create plugins list file
+		$plugins_list = ai1wm_open( ai1wm_plugins_list_path( $params ), 'w' );
+
+		// Enumerate over plugins directory
+		if ( isset( $params['options']['no_plugins'] ) === false ) {
+
+			// Iterate over plugins directory
+			$iterator = new Ai1wm_Recursive_Directory_Iterator( ai1wm_get_plugins_dir() );
+
+			// Exclude plugins files
+			$iterator = new Ai1wm_Recursive_Exclude_Filter( $iterator, apply_filters( 'ai1wm_exclude_plugins_from_export', ai1wm_plugin_filters( $exclude_filters ) ) );
+
+			// Recursively iterate over plugins directory
+			$iterator = new Ai1wm_Recursive_Iterator_Iterator( $iterator, RecursiveIteratorIterator::LEAVES_ONLY, RecursiveIteratorIterator::CATCH_GET_CHILD );
+
+			// Write path line
+			foreach ( $iterator as $item ) {
+				if ( $item->isFile() ) {
+					if ( ai1wm_putcsv( $plugins_list, array( $iterator->getPathname(), $iterator->getSubPathname(), $iterator->getSize(), $iterator->getMTime() ) ) ) {
+						$total_plugins_files_count++;
+
+						// Add current file size
+						$total_plugins_files_size += $iterator->getSize();
+					}
+				}
+			}
+		}
+
+		// Set progress
+		Ai1wm_Status::info( __( 'Plugin files gathered.', 'all-in-one-wp-migration' ) );
+
+		// Set total plugins files count
+		$params['total_plugins_files_count'] = $total_plugins_files_count;
+
+		// Set total plugins files size
+		$params['total_plugins_files_size'] = $total_plugins_files_size;
+
+		// Close the plugins list file
+		ai1wm_close( $plugins_list );
+
+		return $params;
+	}
+}

plugins/all-in-one-wp-migration/lib/model/export/class-ai1wm-export-enumerate-tables.php

@@ -0,0 +1,99 @@
+<?php
+/**
+ * Copyright (C) 2014-2025 ServMask Inc.
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ * Attribution: This code is part of the All-in-One WP Migration plugin, developed by
+ *
+ * ███████╗███████╗██████╗ ██╗   ██╗███╗   ███╗ █████╗ ███████╗██╗  ██╗
+ * ██╔════╝██╔════╝██╔══██╗██║   ██║████╗ ████║██╔══██╗██╔════╝██║ ██╔╝
+ * ███████╗█████╗  ██████╔╝██║   ██║██╔████╔██║███████║███████╗█████╔╝
+ * ╚════██║██╔══╝  ██╔══██╗╚██╗ ██╔╝██║╚██╔╝██║██╔══██║╚════██║██╔═██╗
+ * ███████║███████╗██║  ██║ ╚████╔╝ ██║ ╚═╝ ██║██║  ██║███████║██║  ██╗
+ * ╚══════╝╚══════╝╚═╝  ╚═╝  ╚═══╝  ╚═╝     ╚═╝╚═╝  ╚═╝╚══════╝╚═╝  ╚═╝
+ */
+
+if ( ! defined( 'ABSPATH' ) ) {
+	die( 'Kangaroos cannot jump here' );
+}
+
+class Ai1wm_Export_Enumerate_Tables {
+
+	public static function execute( $params ) {
+		// Set exclude database
+		if ( isset( $params['options']['no_database'] ) ) {
+			return $params;
+		}
+
+		// Get total tables count
+		if ( isset( $params['total_tables_count'] ) ) {
+			$total_tables_count = (int) $params['total_tables_count'];
+		} else {
+			$total_tables_count = 1;
+		}
+
+		// Set progress
+		Ai1wm_Status::info( __( 'Gathering database tables...', 'all-in-one-wp-migration' ) );
+
+		// Get database client
+		$db_client = Ai1wm_Database_Utility::get_client();
+
+		// Include table prefixes
+		if ( ai1wm_table_prefix() ) {
+			$db_client->add_table_prefix_filter( ai1wm_table_prefix() );
+
+			// Include table prefixes (Webba Booking and CiviCRM)
+			foreach ( array( 'wbk_', 'civicrm_' ) as $table_name ) {
+				$db_client->add_table_prefix_filter( $table_name );
+			}
+		}
+
+		// Create tables list file
+		$tables_list = ai1wm_open( ai1wm_tables_list_path( $params ), 'w' );
+
+		// Exclude selected db tables
+		$excluded_db_tables = array();
+		if ( isset( $params['options']['exclude_db_tables'], $params['excluded_db_tables'] ) ) {
+			$excluded_db_tables = explode( ',', $params['excluded_db_tables'] );
+		}
+
+		// Write table line
+		foreach ( $db_client->get_tables() as $table_name ) {
+			if ( ! in_array( $table_name, $excluded_db_tables ) && ai1wm_putcsv( $tables_list, array( $table_name ) ) ) {
+				$total_tables_count++;
+			}
+		}
+
+		// Include selected db tables
+		if ( isset( $params['options']['include_db_tables'] ) && ! empty( $params['included_db_tables'] ) ) {
+			foreach ( explode( ',', $params['included_db_tables'] )  as $table_name ) {
+				if ( ai1wm_putcsv( $tables_list, array( $table_name ) ) ) {
+					$total_tables_count++;
+				}
+			}
+		}
+
+		// Set progress
+		Ai1wm_Status::info( __( 'Database tables gathered.', 'all-in-one-wp-migration' ) );
+
+		// Set total tables count
+		$params['total_tables_count'] = $total_tables_count;
+
+		// Close the tables list file
+		ai1wm_close( $tables_list );
+
+		return $params;
+	}
+}

plugins/all-in-one-wp-migration/lib/model/export/class-ai1wm-export-enumerate-themes.php

@@ -0,0 +1,121 @@
+<?php
+/**
+ * Copyright (C) 2014-2025 ServMask Inc.
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ * Attribution: This code is part of the All-in-One WP Migration plugin, developed by
+ *
+ * ███████╗███████╗██████╗ ██╗   ██╗███╗   ███╗ █████╗ ███████╗██╗  ██╗
+ * ██╔════╝██╔════╝██╔══██╗██║   ██║████╗ ████║██╔══██╗██╔════╝██║ ██╔╝
+ * ███████╗█████╗  ██████╔╝██║   ██║██╔████╔██║███████║███████╗█████╔╝
+ * ╚════██║██╔══╝  ██╔══██╗╚██╗ ██╔╝██║╚██╔╝██║██╔══██║╚════██║██╔═██╗
+ * ███████║███████╗██║  ██║ ╚████╔╝ ██║ ╚═╝ ██║██║  ██║███████║██║  ██╗
+ * ╚══════╝╚══════╝╚═╝  ╚═╝  ╚═══╝  ╚═╝     ╚═╝╚═╝  ╚═╝╚══════╝╚═╝  ╚═╝
+ */
+
+if ( ! defined( 'ABSPATH' ) ) {
+	die( 'Kangaroos cannot jump here' );
+}
+
+class Ai1wm_Export_Enumerate_Themes {
+
+	public static function execute( $params ) {
+
+		$exclude_filters = array();
+
+		// Get total themes files count
+		if ( isset( $params['total_themes_files_count'] ) ) {
+			$total_themes_files_count = (int) $params['total_themes_files_count'];
+		} else {
+			$total_themes_files_count = 1;
+		}
+
+		// Get total themes files size
+		if ( isset( $params['total_themes_files_size'] ) ) {
+			$total_themes_files_size = (int) $params['total_themes_files_size'];
+		} else {
+			$total_themes_files_size = 1;
+		}
+
+		// Set progress
+		Ai1wm_Status::info( __( 'Gathering theme files...', 'all-in-one-wp-migration' ) );
+
+		// Exclude inactive themes
+		if ( isset( $params['options']['no_inactive_themes'] ) ) {
+			foreach ( search_theme_directories() as $theme_name => $theme_info ) {
+				if ( ! in_array( $theme_name, array( get_template(), get_stylesheet() ) ) ) {
+					if ( isset( $theme_info['theme_root'] ) ) {
+						$exclude_filters[] = $theme_info['theme_root'] . DIRECTORY_SEPARATOR . $theme_name;
+					}
+				}
+			}
+		}
+
+		// Exclude selected files
+		if ( isset( $params['options']['exclude_files'], $params['excluded_files'] ) ) {
+			if ( ( $excluded_files = explode( ',', $params['excluded_files'] ) ) ) {
+				foreach ( $excluded_files as $excluded_path ) {
+					$exclude_filters[] = WP_CONTENT_DIR . DIRECTORY_SEPARATOR . untrailingslashit( $excluded_path );
+				}
+			}
+		}
+
+		// Create themes list file
+		$themes_list = ai1wm_open( ai1wm_themes_list_path( $params ), 'w' );
+
+		// Enumerate over themes directory
+		if ( isset( $params['options']['no_themes'] ) === false ) {
+			foreach ( ai1wm_get_themes_dirs() as $theme_dir ) {
+				if ( is_dir( $theme_dir ) ) {
+
+					// Iterate over themes directory
+					$iterator = new Ai1wm_Recursive_Directory_Iterator( $theme_dir );
+
+					// Exclude themes files
+					$iterator = new Ai1wm_Recursive_Exclude_Filter( $iterator, apply_filters( 'ai1wm_exclude_themes_from_export', ai1wm_theme_filters( $exclude_filters ) ) );
+
+					// Recursively iterate over themes directory
+					$iterator = new Ai1wm_Recursive_Iterator_Iterator( $iterator, RecursiveIteratorIterator::LEAVES_ONLY, RecursiveIteratorIterator::CATCH_GET_CHILD );
+
+					// Write path line
+					foreach ( $iterator as $item ) {
+						if ( $item->isFile() ) {
+							if ( ai1wm_putcsv( $themes_list, array( $iterator->getPathname(), $iterator->getSubPathname(), $iterator->getSize(), $iterator->getMTime() ) ) ) {
+								$total_themes_files_count++;
+
+								// Add current file size
+								$total_themes_files_size += $iterator->getSize();
+							}
+						}
+					}
+				}
+			}
+		}
+
+		// Set progress
+		Ai1wm_Status::info( __( 'Theme files gathered.', 'all-in-one-wp-migration' ) );
+
+		// Set total themes files count
+		$params['total_themes_files_count'] = $total_themes_files_count;
+
+		// Set total themes files size
+		$params['total_themes_files_size'] = $total_themes_files_size;
+
+		// Close the themes list file
+		ai1wm_close( $themes_list );
+
+		return $params;
+	}
+}

plugins/all-in-one-wp-migration/lib/model/export/class-ai1wm-export-init.php

@@ -0,0 +1,61 @@
+<?php
+/**
+ * Copyright (C) 2014-2025 ServMask Inc.
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ * Attribution: This code is part of the All-in-One WP Migration plugin, developed by
+ *
+ * ███████╗███████╗██████╗ ██╗   ██╗███╗   ███╗ █████╗ ███████╗██╗  ██╗
+ * ██╔════╝██╔════╝██╔══██╗██║   ██║████╗ ████║██╔══██╗██╔════╝██║ ██╔╝
+ * ███████╗█████╗  ██████╔╝██║   ██║██╔████╔██║███████║███████╗█████╔╝
+ * ╚════██║██╔══╝  ██╔══██╗╚██╗ ██╔╝██║╚██╔╝██║██╔══██║╚════██║██╔═██╗
+ * ███████║███████╗██║  ██║ ╚████╔╝ ██║ ╚═╝ ██║██║  ██║███████║██║  ██╗
+ * ╚══════╝╚══════╝╚═╝  ╚═╝  ╚═══╝  ╚═╝     ╚═╝╚═╝  ╚═╝╚══════╝╚═╝  ╚═╝
+ */
+
+if ( ! defined( 'ABSPATH' ) ) {
+	die( 'Kangaroos cannot jump here' );
+}
+
+class Ai1wm_Export_Init {
+
+	public static function execute( $params ) {
+		$blog_id = null;
+
+		// Get subsite Blog ID
+		if ( isset( $params['options']['sites'] ) && ( $sites = $params['options']['sites'] ) ) {
+			if ( count( $sites ) === 1 ) {
+				$blog_id = array_shift( $sites );
+			}
+		}
+
+		do_action( 'ai1wm_status_export_init', $params );
+
+		// Set progress
+		Ai1wm_Status::info( __( 'Preparing to export...', 'all-in-one-wp-migration' ) );
+
+		// Set archive
+		if ( empty( $params['archive'] ) ) {
+			$params['archive'] = ai1wm_archive_file( $blog_id );
+		}
+
+		// Set storage
+		if ( empty( $params['storage'] ) ) {
+			$params['storage'] = ai1wm_storage_folder();
+		}
+
+		return $params;
+	}
+}

plugins/all-in-one-wp-migration/lib/model/export/class-ai1wm-export-media.php

@@ -0,0 +1,239 @@
+<?php
+/**
+ * Copyright (C) 2014-2025 ServMask Inc.
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ * Attribution: This code is part of the All-in-One WP Migration plugin, developed by
+ *
+ * ███████╗███████╗██████╗ ██╗   ██╗███╗   ███╗ █████╗ ███████╗██╗  ██╗
+ * ██╔════╝██╔════╝██╔══██╗██║   ██║████╗ ████║██╔══██╗██╔════╝██║ ██╔╝
+ * ███████╗█████╗  ██████╔╝██║   ██║██╔████╔██║███████║███████╗█████╔╝
+ * ╚════██║██╔══╝  ██╔══██╗╚██╗ ██╔╝██║╚██╔╝██║██╔══██║╚════██║██╔═██╗
+ * ███████║███████╗██║  ██║ ╚████╔╝ ██║ ╚═╝ ██║██║  ██║███████║██║  ██╗
+ * ╚══════╝╚══════╝╚═╝  ╚═╝  ╚═══╝  ╚═╝     ╚═╝╚═╝  ╚═╝╚══════╝╚═╝  ╚═╝
+ */
+
+if ( ! defined( 'ABSPATH' ) ) {
+	die( 'Kangaroos cannot jump here' );
+}
+
+class Ai1wm_Export_Media {
+
+	public static function execute( $params ) {
+
+		// Set encrypt password
+		$encrypt_password = null;
+		if ( isset( $params['options']['encrypt_backups'], $params['options']['encrypt_password'] ) ) {
+			$encrypt_password = $params['options']['encrypt_password'];
+		}
+
+		// Set compression type
+		$compression_type = null;
+		if ( isset( $params['options']['compression_type'] ) ) {
+			$compression_type = $params['options']['compression_type'];
+		}
+
+		// Set archive bytes offset
+		if ( isset( $params['archive_bytes_offset'] ) ) {
+			$archive_bytes_offset = (int) $params['archive_bytes_offset'];
+		} else {
+			$archive_bytes_offset = ai1wm_archive_bytes( $params );
+		}
+
+		// Set file bytes offset
+		if ( isset( $params['file_bytes_offset'] ) ) {
+			$file_bytes_offset = (int) $params['file_bytes_offset'];
+		} else {
+			$file_bytes_offset = 0;
+		}
+
+		// Set file bytes written
+		if ( isset( $params['file_bytes_written'] ) ) {
+			$file_bytes_written = (int) $params['file_bytes_written'];
+		} else {
+			$file_bytes_written = 0;
+		}
+
+		// Set media bytes offset
+		if ( isset( $params['media_bytes_offset'] ) ) {
+			$media_bytes_offset = (int) $params['media_bytes_offset'];
+		} else {
+			$media_bytes_offset = 0;
+		}
+
+		// Get processed files size
+		if ( isset( $params['processed_files_size'] ) ) {
+			$processed_files_size = (int) $params['processed_files_size'];
+		} else {
+			$processed_files_size = 0;
+		}
+
+		// Get total media files size
+		if ( isset( $params['total_media_files_size'] ) ) {
+			$total_media_files_size = (int) $params['total_media_files_size'];
+		} else {
+			$total_media_files_size = 1;
+		}
+
+		// Get total media files count
+		if ( isset( $params['total_media_files_count'] ) ) {
+			$total_media_files_count = (int) $params['total_media_files_count'];
+		} else {
+			$total_media_files_count = 1;
+		}
+
+		// Set file CRC
+		if ( isset( $params['file_crc'] ) ) {
+			$file_crc = $params['file_crc'];
+		} else {
+			$file_crc = null;
+		}
+
+		// What percent of files have we processed?
+		$progress = (int) min( ( $processed_files_size / $total_media_files_size ) * 100, 100 );
+
+		// Set progress
+		/* translators: 1: Number of files, 2: Progress. */
+		Ai1wm_Status::info( sprintf( __( 'Archiving %1$d media files...<br />%2$d%% complete', 'all-in-one-wp-migration' ), $total_media_files_count, $progress ) );
+
+		// Flag to hold if file data has been processed
+		$completed = true;
+
+		// Start time
+		$start = microtime( true );
+
+		// Get media list file
+		$media_list = ai1wm_open( ai1wm_media_list_path( $params ), 'r' );
+
+		// Set the file pointer at the current index
+		if ( fseek( $media_list, $media_bytes_offset ) !== -1 ) {
+
+			// Open the archive file for writing
+			$archive = new Ai1wm_Compressor( ai1wm_archive_path( $params ), $encrypt_password, $compression_type );
+
+			// Set the file pointer to the one that we have saved
+			$archive->set_file_pointer( $archive_bytes_offset );
+
+			// Loop over files
+			while ( ( $row = ai1wm_getcsv( $media_list ) ) !== false ) {
+				list( $file_abspath, $file_relpath, $file_size, $file_mtime ) = $row;
+				$file_bytes_read = 0;
+
+				// Add file to archive
+				if ( ( $completed = $archive->add_file( $file_abspath, 'uploads' . DIRECTORY_SEPARATOR . $file_relpath, $file_bytes_read, $file_bytes_offset, $file_bytes_written, $file_crc ) ) ) {
+					$file_crc = null;
+
+					// Reset file bytes
+					$file_bytes_offset = $file_bytes_written = 0;
+
+					// Get media bytes offset
+					$media_bytes_offset = ftell( $media_list );
+				}
+
+				// Increment processed files size
+				$processed_files_size += $file_bytes_read;
+
+				// What percent of files have we processed?
+				$progress = (int) min( ( $processed_files_size / $total_media_files_size ) * 100, 100 );
+
+				// Set progress
+				/* translators: 1: Number of files, 2: Progress. */
+				Ai1wm_Status::info( sprintf( __( 'Archiving %1$d media files...<br />%2$d%% complete', 'all-in-one-wp-migration' ), $total_media_files_count, $progress ) );
+
+				// More than 10 seconds have passed, break and do another request
+				if ( ( $timeout = apply_filters( 'ai1wm_completed_timeout', 10 ) ) ) {
+					if ( ( microtime( true ) - $start ) > $timeout ) {
+						$completed = false;
+						break;
+					}
+				}
+			}
+
+			// Get archive bytes offset
+			$archive_bytes_offset = $archive->get_file_pointer();
+
+			// Truncate the archive file
+			$archive->truncate();
+
+			// Close the archive file
+			$archive->close();
+		}
+
+		// End of the media list?
+		if ( feof( $media_list ) ) {
+
+			// Unset archive bytes offset
+			unset( $params['archive_bytes_offset'] );
+
+			// Unset file bytes offset
+			unset( $params['file_bytes_offset'] );
+
+			// Unset file bytes written
+			unset( $params['file_bytes_written'] );
+
+			// Unset media bytes offset
+			unset( $params['media_bytes_offset'] );
+
+			// Unset processed files size
+			unset( $params['processed_files_size'] );
+
+			// Unset total media files size
+			unset( $params['total_media_files_size'] );
+
+			// Unset total media files count
+			unset( $params['total_media_files_count'] );
+
+			// Unset file CRC
+			unset( $params['file_crc'] );
+
+			// Unset completed flag
+			unset( $params['completed'] );
+
+		} else {
+
+			// Set archive bytes offset
+			$params['archive_bytes_offset'] = $archive_bytes_offset;
+
+			// Set file bytes offset
+			$params['file_bytes_offset'] = $file_bytes_offset;
+
+			// Set file bytes written
+			$params['file_bytes_written'] = $file_bytes_written;
+
+			// Set media bytes offset
+			$params['media_bytes_offset'] = $media_bytes_offset;
+
+			// Set processed files size
+			$params['processed_files_size'] = $processed_files_size;
+
+			// Set total media files size
+			$params['total_media_files_size'] = $total_media_files_size;
+
+			// Set total media files count
+			$params['total_media_files_count'] = $total_media_files_count;
+
+			// Set file CRC
+			$params['file_crc'] = $file_crc;
+
+			// Set completed flag
+			$params['completed'] = $completed;
+		}
+
+		// Close the media list file
+		ai1wm_close( $media_list );
+
+		return $params;
+	}
+}

plugins/all-in-one-wp-migration/lib/model/export/class-ai1wm-export-plugins.php

@@ -0,0 +1,239 @@
+<?php
+/**
+ * Copyright (C) 2014-2025 ServMask Inc.
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ * Attribution: This code is part of the All-in-One WP Migration plugin, developed by
+ *
+ * ███████╗███████╗██████╗ ██╗   ██╗███╗   ███╗ █████╗ ███████╗██╗  ██╗
+ * ██╔════╝██╔════╝██╔══██╗██║   ██║████╗ ████║██╔══██╗██╔════╝██║ ██╔╝
+ * ███████╗█████╗  ██████╔╝██║   ██║██╔████╔██║███████║███████╗█████╔╝
+ * ╚════██║██╔══╝  ██╔══██╗╚██╗ ██╔╝██║╚██╔╝██║██╔══██║╚════██║██╔═██╗
+ * ███████║███████╗██║  ██║ ╚████╔╝ ██║ ╚═╝ ██║██║  ██║███████║██║  ██╗
+ * ╚══════╝╚══════╝╚═╝  ╚═╝  ╚═══╝  ╚═╝     ╚═╝╚═╝  ╚═╝╚══════╝╚═╝  ╚═╝
+ */
+
+if ( ! defined( 'ABSPATH' ) ) {
+	die( 'Kangaroos cannot jump here' );
+}
+
+class Ai1wm_Export_Plugins {
+
+	public static function execute( $params ) {
+
+		// Set encrypt password
+		$encrypt_password = null;
+		if ( isset( $params['options']['encrypt_backups'], $params['options']['encrypt_password'] ) ) {
+			$encrypt_password = $params['options']['encrypt_password'];
+		}
+
+		// Set compression type
+		$compression_type = null;
+		if ( isset( $params['options']['compression_type'] ) ) {
+			$compression_type = $params['options']['compression_type'];
+		}
+
+		// Set archive bytes offset
+		if ( isset( $params['archive_bytes_offset'] ) ) {
+			$archive_bytes_offset = (int) $params['archive_bytes_offset'];
+		} else {
+			$archive_bytes_offset = ai1wm_archive_bytes( $params );
+		}
+
+		// Set file bytes offset
+		if ( isset( $params['file_bytes_offset'] ) ) {
+			$file_bytes_offset = (int) $params['file_bytes_offset'];
+		} else {
+			$file_bytes_offset = 0;
+		}
+
+		// Set file bytes written
+		if ( isset( $params['file_bytes_written'] ) ) {
+			$file_bytes_written = (int) $params['file_bytes_written'];
+		} else {
+			$file_bytes_written = 0;
+		}
+
+		// Set plugins bytes offset
+		if ( isset( $params['plugins_bytes_offset'] ) ) {
+			$plugins_bytes_offset = (int) $params['plugins_bytes_offset'];
+		} else {
+			$plugins_bytes_offset = 0;
+		}
+
+		// Get processed files size
+		if ( isset( $params['processed_files_size'] ) ) {
+			$processed_files_size = (int) $params['processed_files_size'];
+		} else {
+			$processed_files_size = 0;
+		}
+
+		// Get total plugins files size
+		if ( isset( $params['total_plugins_files_size'] ) ) {
+			$total_plugins_files_size = (int) $params['total_plugins_files_size'];
+		} else {
+			$total_plugins_files_size = 1;
+		}
+
+		// Get total plugins files count
+		if ( isset( $params['total_plugins_files_count'] ) ) {
+			$total_plugins_files_count = (int) $params['total_plugins_files_count'];
+		} else {
+			$total_plugins_files_count = 1;
+		}
+
+		// Set file CRC
+		if ( isset( $params['file_crc'] ) ) {
+			$file_crc = $params['file_crc'];
+		} else {
+			$file_crc = null;
+		}
+
+		// What percent of files have we processed?
+		$progress = (int) min( ( $processed_files_size / $total_plugins_files_size ) * 100, 100 );
+
+		// Set progress
+		/* translators: 1: Number of files, 2: Progress. */
+		Ai1wm_Status::info( sprintf( __( 'Archiving %1$d plugin files...<br />%2$d%% complete', 'all-in-one-wp-migration' ), $total_plugins_files_count, $progress ) );
+
+		// Flag to hold if file data has been processed
+		$completed = true;
+
+		// Start time
+		$start = microtime( true );
+
+		// Get plugins list file
+		$plugins_list = ai1wm_open( ai1wm_plugins_list_path( $params ), 'r' );
+
+		// Set the file pointer at the current index
+		if ( fseek( $plugins_list, $plugins_bytes_offset ) !== -1 ) {
+
+			// Open the archive file for writing
+			$archive = new Ai1wm_Compressor( ai1wm_archive_path( $params ), $encrypt_password, $compression_type );
+
+			// Set the file pointer to the one that we have saved
+			$archive->set_file_pointer( $archive_bytes_offset );
+
+			// Loop over files
+			while ( ( $row = ai1wm_getcsv( $plugins_list ) ) !== false ) {
+				list( $file_abspath, $file_relpath, $file_size, $file_mtime ) = $row;
+				$file_bytes_read = 0;
+
+				// Add file to archive
+				if ( ( $completed = $archive->add_file( $file_abspath, 'plugins' . DIRECTORY_SEPARATOR . $file_relpath, $file_bytes_read, $file_bytes_offset, $file_bytes_written, $file_crc ) ) ) {
+					$file_crc = null;
+
+					// Reset file bytes
+					$file_bytes_offset = $file_bytes_written = 0;
+
+					// Get plugins bytes offset
+					$plugins_bytes_offset = ftell( $plugins_list );
+				}
+
+				// Increment processed files size
+				$processed_files_size += $file_bytes_read;
+
+				// What percent of files have we processed?
+				$progress = (int) min( ( $processed_files_size / $total_plugins_files_size ) * 100, 100 );
+
+				// Set progress
+				/* translators: 1: Number of files, 2: Progress. */
+				Ai1wm_Status::info( sprintf( __( 'Archiving %1$d plugin files...<br />%2$d%% complete', 'all-in-one-wp-migration' ), $total_plugins_files_count, $progress ) );
+
+				// More than 10 seconds have passed, break and do another request
+				if ( ( $timeout = apply_filters( 'ai1wm_completed_timeout', 10 ) ) ) {
+					if ( ( microtime( true ) - $start ) > $timeout ) {
+						$completed = false;
+						break;
+					}
+				}
+			}
+
+			// Get archive bytes offset
+			$archive_bytes_offset = $archive->get_file_pointer();
+
+			// Truncate the archive file
+			$archive->truncate();
+
+			// Close the archive file
+			$archive->close();
+		}
+
+		// End of the plugins list?
+		if ( feof( $plugins_list ) ) {
+
+			// Unset archive bytes offset
+			unset( $params['archive_bytes_offset'] );
+
+			// Unset file bytes offset
+			unset( $params['file_bytes_offset'] );
+
+			// Unset file bytes written
+			unset( $params['file_bytes_written'] );
+
+			// Unset plugins bytes offset
+			unset( $params['plugins_bytes_offset'] );
+
+			// Unset processed files size
+			unset( $params['processed_files_size'] );
+
+			// Unset total plugins files size
+			unset( $params['total_plugins_files_size'] );
+
+			// Unset total plugins files count
+			unset( $params['total_plugins_files_count'] );
+
+			// Unset file CRC
+			unset( $params['file_crc'] );
+
+			// Unset completed flag
+			unset( $params['completed'] );
+
+		} else {
+
+			// Set archive bytes offset
+			$params['archive_bytes_offset'] = $archive_bytes_offset;
+
+			// Set file bytes offset
+			$params['file_bytes_offset'] = $file_bytes_offset;
+
+			// Set file bytes written
+			$params['file_bytes_written'] = $file_bytes_written;
+
+			// Set plugins bytes offset
+			$params['plugins_bytes_offset'] = $plugins_bytes_offset;
+
+			// Set processed files size
+			$params['processed_files_size'] = $processed_files_size;
+
+			// Set total plugins files size
+			$params['total_plugins_files_size'] = $total_plugins_files_size;
+
+			// Set total plugins files count
+			$params['total_plugins_files_count'] = $total_plugins_files_count;
+
+			// Set file CRC
+			$params['file_crc'] = $file_crc;
+
+			// Set completed flag
+			$params['completed'] = $completed;
+		}
+
+		// Close the plugins list file
+		ai1wm_close( $plugins_list );
+
+		return $params;
+	}
+}

plugins/all-in-one-wp-migration/lib/model/export/class-ai1wm-export-themes.php

@@ -0,0 +1,239 @@
+<?php
+/**
+ * Copyright (C) 2014-2025 ServMask Inc.
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ * Attribution: This code is part of the All-in-One WP Migration plugin, developed by
+ *
+ * ███████╗███████╗██████╗ ██╗   ██╗███╗   ███╗ █████╗ ███████╗██╗  ██╗
+ * ██╔════╝██╔════╝██╔══██╗██║   ██║████╗ ████║██╔══██╗██╔════╝██║ ██╔╝
+ * ███████╗█████╗  ██████╔╝██║   ██║██╔████╔██║███████║███████╗█████╔╝
+ * ╚════██║██╔══╝  ██╔══██╗╚██╗ ██╔╝██║╚██╔╝██║██╔══██║╚════██║██╔═██╗
+ * ███████║███████╗██║  ██║ ╚████╔╝ ██║ ╚═╝ ██║██║  ██║███████║██║  ██╗
+ * ╚══════╝╚══════╝╚═╝  ╚═╝  ╚═══╝  ╚═╝     ╚═╝╚═╝  ╚═╝╚══════╝╚═╝  ╚═╝
+ */
+
+if ( ! defined( 'ABSPATH' ) ) {
+	die( 'Kangaroos cannot jump here' );
+}
+
+class Ai1wm_Export_Themes {
+
+	public static function execute( $params ) {
+
+		// Set encrypt password
+		$encrypt_password = null;
+		if ( isset( $params['options']['encrypt_backups'], $params['options']['encrypt_password'] ) ) {
+			$encrypt_password = $params['options']['encrypt_password'];
+		}
+
+		// Set compression type
+		$compression_type = null;
+		if ( isset( $params['options']['compression_type'] ) ) {
+			$compression_type = $params['options']['compression_type'];
+		}
+
+		// Set archive bytes offset
+		if ( isset( $params['archive_bytes_offset'] ) ) {
+			$archive_bytes_offset = (int) $params['archive_bytes_offset'];
+		} else {
+			$archive_bytes_offset = ai1wm_archive_bytes( $params );
+		}
+
+		// Set file bytes offset
+		if ( isset( $params['file_bytes_offset'] ) ) {
+			$file_bytes_offset = (int) $params['file_bytes_offset'];
+		} else {
+			$file_bytes_offset = 0;
+		}
+
+		// Set file bytes written
+		if ( isset( $params['file_bytes_written'] ) ) {
+			$file_bytes_written = (int) $params['file_bytes_written'];
+		} else {
+			$file_bytes_written = 0;
+		}
+
+		// Set themes bytes offset
+		if ( isset( $params['themes_bytes_offset'] ) ) {
+			$themes_bytes_offset = (int) $params['themes_bytes_offset'];
+		} else {
+			$themes_bytes_offset = 0;
+		}
+
+		// Get processed files size
+		if ( isset( $params['processed_files_size'] ) ) {
+			$processed_files_size = (int) $params['processed_files_size'];
+		} else {
+			$processed_files_size = 0;
+		}
+
+		// Get total themes files size
+		if ( isset( $params['total_themes_files_size'] ) ) {
+			$total_themes_files_size = (int) $params['total_themes_files_size'];
+		} else {
+			$total_themes_files_size = 1;
+		}
+
+		// Get total themes files count
+		if ( isset( $params['total_themes_files_count'] ) ) {
+			$total_themes_files_count = (int) $params['total_themes_files_count'];
+		} else {
+			$total_themes_files_count = 1;
+		}
+
+		// Set file CRC
+		if ( isset( $params['file_crc'] ) ) {
+			$file_crc = $params['file_crc'];
+		} else {
+			$file_crc = null;
+		}
+
+		// What percent of files have we processed?
+		$progress = (int) min( ( $processed_files_size / $total_themes_files_size ) * 100, 100 );
+
+		// Set progress
+		/* translators: 1: Number of files, 2: Progress. */
+		Ai1wm_Status::info( sprintf( __( 'Archiving %1$d theme files...<br />%2$d%% complete', 'all-in-one-wp-migration' ), $total_themes_files_count, $progress ) );
+
+		// Flag to hold if file data has been processed
+		$completed = true;
+
+		// Start time
+		$start = microtime( true );
+
+		// Get themes list file
+		$themes_list = ai1wm_open( ai1wm_themes_list_path( $params ), 'r' );
+
+		// Set the file pointer at the current index
+		if ( fseek( $themes_list, $themes_bytes_offset ) !== -1 ) {
+
+			// Open the archive file for writing
+			$archive = new Ai1wm_Compressor( ai1wm_archive_path( $params ), $encrypt_password, $compression_type );
+
+			// Set the file pointer to the one that we have saved
+			$archive->set_file_pointer( $archive_bytes_offset );
+
+			// Loop over files
+			while ( ( $row = ai1wm_getcsv( $themes_list ) ) !== false ) {
+				list( $file_abspath, $file_relpath, $file_size, $file_mtime ) = $row;
+				$file_bytes_read = 0;
+
+				// Add file to archive
+				if ( ( $completed = $archive->add_file( $file_abspath, 'themes' . DIRECTORY_SEPARATOR . $file_relpath, $file_bytes_read, $file_bytes_offset, $file_bytes_written, $file_crc ) ) ) {
+					$file_crc = null;
+
+					// Reset file bytes
+					$file_bytes_offset = $file_bytes_written = 0;
+
+					// Get themes bytes offset
+					$themes_bytes_offset = ftell( $themes_list );
+				}
+
+				// Increment processed files size
+				$processed_files_size += $file_bytes_read;
+
+				// What percent of files have we processed?
+				$progress = (int) min( ( $processed_files_size / $total_themes_files_size ) * 100, 100 );
+
+				// Set progress
+				/* translators: 1: Number of files, 2: Progress. */
+				Ai1wm_Status::info( sprintf( __( 'Archiving %1$d theme files...<br />%2$d%% complete', 'all-in-one-wp-migration' ), $total_themes_files_count, $progress ) );
+
+				// More than 10 seconds have passed, break and do another request
+				if ( ( $timeout = apply_filters( 'ai1wm_completed_timeout', 10 ) ) ) {
+					if ( ( microtime( true ) - $start ) > $timeout ) {
+						$completed = false;
+						break;
+					}
+				}
+			}
+
+			// Get archive bytes offset
+			$archive_bytes_offset = $archive->get_file_pointer();
+
+			// Truncate the archive file
+			$archive->truncate();
+
+			// Close the archive file
+			$archive->close();
+		}
+
+		// End of the themes list?
+		if ( feof( $themes_list ) ) {
+
+			// Unset archive bytes offset
+			unset( $params['archive_bytes_offset'] );
+
+			// Unset file bytes offset
+			unset( $params['file_bytes_offset'] );
+
+			// Unset file bytes written
+			unset( $params['file_bytes_written'] );
+
+			// Unset themes bytes offset
+			unset( $params['themes_bytes_offset'] );
+
+			// Unset processed files size
+			unset( $params['processed_files_size'] );
+
+			// Unset total themes files size
+			unset( $params['total_themes_files_size'] );
+
+			// Unset total themes files count
+			unset( $params['total_themes_files_count'] );
+
+			// Unset file CRC
+			unset( $params['file_crc'] );
+
+			// Unset completed flag
+			unset( $params['completed'] );
+
+		} else {
+
+			// Set archive bytes offset
+			$params['archive_bytes_offset'] = $archive_bytes_offset;
+
+			// Set file bytes offset
+			$params['file_bytes_offset'] = $file_bytes_offset;
+
+			// Set file bytes written
+			$params['file_bytes_written'] = $file_bytes_written;
+
+			// Set themes bytes offset
+			$params['themes_bytes_offset'] = $themes_bytes_offset;
+
+			// Set processed files size
+			$params['processed_files_size'] = $processed_files_size;
+
+			// Set total themes files size
+			$params['total_themes_files_size'] = $total_themes_files_size;
+
+			// Set total themes files count
+			$params['total_themes_files_count'] = $total_themes_files_count;
+
+			// Set file CRC
+			$params['file_crc'] = $file_crc;
+
+			// Set completed flag
+			$params['completed'] = $completed;
+		}
+
+		// Close the themes list file
+		ai1wm_close( $themes_list );
+
+		return $params;
+	}
+}

plugins/all-in-one-wp-migration/lib/model/import/class-ai1wm-import-blogs.php

@@ -0,0 +1,156 @@
+<?php
+/**
+ * Copyright (C) 2014-2025 ServMask Inc.
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ * Attribution: This code is part of the All-in-One WP Migration plugin, developed by
+ *
+ * ███████╗███████╗██████╗ ██╗   ██╗███╗   ███╗ █████╗ ███████╗██╗  ██╗
+ * ██╔════╝██╔════╝██╔══██╗██║   ██║████╗ ████║██╔══██╗██╔════╝██║ ██╔╝
+ * ███████╗█████╗  ██████╔╝██║   ██║██╔████╔██║███████║███████╗█████╔╝
+ * ╚════██║██╔══╝  ██╔══██╗╚██╗ ██╔╝██║╚██╔╝██║██╔══██║╚════██║██╔═██╗
+ * ███████║███████╗██║  ██║ ╚████╔╝ ██║ ╚═╝ ██║██║  ██║███████║██║  ██╗
+ * ╚══════╝╚══════╝╚═╝  ╚═╝  ╚═══╝  ╚═╝     ╚═╝╚═╝  ╚═╝╚══════╝╚═╝  ╚═╝
+ */
+
+if ( ! defined( 'ABSPATH' ) ) {
+	die( 'Kangaroos cannot jump here' );
+}
+
+class Ai1wm_Import_Blogs {
+
+	public static function execute( $params ) {
+
+		// Set progress
+		Ai1wm_Status::info( __( 'Preparing blogs...', 'all-in-one-wp-migration' ) );
+
+		$blogs = array();
+
+		// Check multisite.json file
+		if ( true === is_file( ai1wm_multisite_path( $params ) ) ) {
+
+			// Read multisite.json file
+			$handle = ai1wm_open( ai1wm_multisite_path( $params ), 'r' );
+
+			// Parse multisite.json file
+			$multisite = ai1wm_read( $handle, filesize( ai1wm_multisite_path( $params ) ) );
+			$multisite = json_decode( $multisite, true );
+
+			// Close handle
+			ai1wm_close( $handle );
+
+			// Validate
+			if ( empty( $multisite['Network'] ) ) {
+				if ( isset( $multisite['Sites'] ) && ( $sites = $multisite['Sites'] ) ) {
+					if ( count( $sites ) === 1 && ( $subsite = current( $sites ) ) ) {
+
+						// Set internal Site URL (backward compatibility)
+						if ( empty( $subsite['InternalSiteURL'] ) ) {
+							$subsite['InternalSiteURL'] = null;
+						}
+
+						// Set internal Home URL (backward compatibility)
+						if ( empty( $subsite['InternalHomeURL'] ) ) {
+							$subsite['InternalHomeURL'] = null;
+						}
+
+						// Set active plugins (backward compatibility)
+						if ( empty( $subsite['Plugins'] ) ) {
+							$subsite['Plugins'] = array();
+						}
+
+						// Set active template (backward compatibility)
+						if ( empty( $subsite['Template'] ) ) {
+							$subsite['Template'] = null;
+						}
+
+						// Set active stylesheet (backward compatibility)
+						if ( empty( $subsite['Stylesheet'] ) ) {
+							$subsite['Stylesheet'] = null;
+						}
+
+						// Set uploads path (backward compatibility)
+						if ( empty( $subsite['Uploads'] ) ) {
+							$subsite['Uploads'] = null;
+						}
+
+						// Set uploads URL path (backward compatibility)
+						if ( empty( $subsite['UploadsURL'] ) ) {
+							$subsite['UploadsURL'] = null;
+						}
+
+						// Set uploads path (backward compatibility)
+						if ( empty( $subsite['WordPress']['Uploads'] ) ) {
+							$subsite['WordPress']['Uploads'] = null;
+						}
+
+						// Set uploads URL path (backward compatibility)
+						if ( empty( $subsite['WordPress']['UploadsURL'] ) ) {
+							$subsite['WordPress']['UploadsURL'] = null;
+						}
+
+						// Set blog items
+						$blogs[] = array(
+							'Old' => array(
+								'BlogID'          => $subsite['BlogID'],
+								'SiteURL'         => $subsite['SiteURL'],
+								'HomeURL'         => $subsite['HomeURL'],
+								'InternalSiteURL' => $subsite['InternalSiteURL'],
+								'InternalHomeURL' => $subsite['InternalHomeURL'],
+								'Plugins'         => $subsite['Plugins'],
+								'Template'        => $subsite['Template'],
+								'Stylesheet'      => $subsite['Stylesheet'],
+								'Uploads'         => $subsite['Uploads'],
+								'UploadsURL'      => $subsite['UploadsURL'],
+								'WordPress'       => $subsite['WordPress'],
+							),
+							'New' => array(
+								'BlogID'          => null,
+								'SiteURL'         => site_url(),
+								'HomeURL'         => home_url(),
+								'InternalSiteURL' => site_url(),
+								'InternalHomeURL' => home_url(),
+								'Plugins'         => $subsite['Plugins'],
+								'Template'        => $subsite['Template'],
+								'Stylesheet'      => $subsite['Stylesheet'],
+								'Uploads'         => get_option( 'upload_path' ),
+								'UploadsURL'      => get_option( 'upload_url_path' ),
+								'WordPress'       => array(
+									'UploadsURL' => ai1wm_get_uploads_url(),
+								),
+							),
+						);
+					} else {
+						throw new Ai1wm_Import_Exception( esc_html__( 'The archive must contain only a single WordPress site. The process cannot continue. Please revisit your export settings.', 'all-in-one-wp-migration' ) );
+					}
+				} else {
+					throw new Ai1wm_Import_Exception( esc_html__( 'The archive must contain at least one WordPress site. The process cannot continue. Please check your export settings.', 'all-in-one-wp-migration' ) );
+				}
+			} else {
+				throw new Ai1wm_Import_Exception( esc_html__( 'Could not import a WordPress Network into a single WordPress site. The process cannot continue. Please check your import settings.', 'all-in-one-wp-migration' ) );
+			}
+		}
+
+		// Write blogs.json file
+		$handle = ai1wm_open( ai1wm_blogs_path( $params ), 'w' );
+		ai1wm_write( $handle, json_encode( $blogs ) );
+		ai1wm_close( $handle );
+
+		// Set progress
+		Ai1wm_Status::info( __( 'Blogs prepared.', 'all-in-one-wp-migration' ) );
+
+		return $params;
+	}
+}

plugins/all-in-one-wp-migration/lib/model/import/class-ai1wm-import-check-compression.php

@@ -0,0 +1,73 @@
+<?php
+/**
+ * Copyright (C) 2014-2025 ServMask Inc.
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ * Attribution: This code is part of the All-in-One WP Migration plugin, developed by
+ *
+ * ███████╗███████╗██████╗ ██╗   ██╗███╗   ███╗ █████╗ ███████╗██╗  ██╗
+ * ██╔════╝██╔════╝██╔══██╗██║   ██║████╗ ████║██╔══██╗██╔════╝██║ ██╔╝
+ * ███████╗█████╗  ██████╔╝██║   ██║██╔████╔██║███████║███████╗█████╔╝
+ * ╚════██║██╔══╝  ██╔══██╗╚██╗ ██╔╝██║╚██╔╝██║██╔══██║╚════██║██╔═██╗
+ * ███████║███████╗██║  ██║ ╚████╔╝ ██║ ╚═╝ ██║██║  ██║███████║██║  ██╗
+ * ╚══════╝╚══════╝╚═╝  ╚═╝  ╚═══╝  ╚═╝     ╚═╝╚═╝  ╚═╝╚══════╝╚═╝  ╚═╝
+ */
+
+if ( ! defined( 'ABSPATH' ) ) {
+	die( 'Kangaroos cannot jump here' );
+}
+
+class Ai1wm_Import_Check_Compression {
+
+	public static function execute( $params ) {
+
+		// Read package.json file
+		$handle = ai1wm_open( ai1wm_package_path( $params ), 'r' );
+
+		// Parse package.json file
+		$package = ai1wm_read( $handle, filesize( ai1wm_package_path( $params ) ) );
+		$package = json_decode( $package, true );
+
+		// Close handle
+		ai1wm_close( $handle );
+
+		// No compression provided
+		if ( empty( $package['Compression']['Enabled'] ) || empty( $package['Compression']['Type'] ) ) {
+			return $params;
+		}
+
+		// Check if server supports decompression
+		if ( ! ai1wm_has_compression_type( $package['Compression']['Type'] ) ) {
+			throw new Ai1wm_Import_Exception(
+				wp_kses(
+					sprintf(
+						__(
+							'Importing a compressed backup is not supported on this server.
+							Please ensure <strong>%s</strong> extension is enabled. <a href="https://help.servmask.com/knowledgebase/compressed-backups/" target="_blank">Technical details</a>',
+							'all-in-one-wp-migration'
+						),
+						$package['Compression']['Type']
+					),
+					ai1wm_allowed_html_tags()
+				)
+			);
+		}
+
+		// Set progres
+		Ai1wm_Status::info( __( 'Compressed backup detected. Compression will be handled automatically.', 'all-in-one-wp-migration' ) );
+
+		return $params;
+	}
+}

plugins/all-in-one-wp-migration/lib/model/import/class-ai1wm-import-check-encryption.php

@@ -0,0 +1,89 @@
+<?php
+/**
+ * Copyright (C) 2014-2025 ServMask Inc.
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ * Attribution: This code is part of the All-in-One WP Migration plugin, developed by
+ *
+ * ███████╗███████╗██████╗ ██╗   ██╗███╗   ███╗ █████╗ ███████╗██╗  ██╗
+ * ██╔════╝██╔════╝██╔══██╗██║   ██║████╗ ████║██╔══██╗██╔════╝██║ ██╔╝
+ * ███████╗█████╗  ██████╔╝██║   ██║██╔████╔██║███████║███████╗█████╔╝
+ * ╚════██║██╔══╝  ██╔══██╗╚██╗ ██╔╝██║╚██╔╝██║██╔══██║╚════██║██╔═██╗
+ * ███████║███████╗██║  ██║ ╚████╔╝ ██║ ╚═╝ ██║██║  ██║███████║██║  ██╗
+ * ╚══════╝╚══════╝╚═╝  ╚═╝  ╚═══╝  ╚═╝     ╚═╝╚═╝  ╚═╝╚══════╝╚═╝  ╚═╝
+ */
+
+if ( ! defined( 'ABSPATH' ) ) {
+	die( 'Kangaroos cannot jump here' );
+}
+
+class Ai1wm_Import_Check_Encryption {
+
+	public static function execute( $params ) {
+
+		// Read package.json file
+		$handle = ai1wm_open( ai1wm_package_path( $params ), 'r' );
+
+		// Parse package.json file
+		$package = ai1wm_read( $handle, filesize( ai1wm_package_path( $params ) ) );
+		$package = json_decode( $package, true );
+
+		// Close handle
+		ai1wm_close( $handle );
+
+		// No encryption provided
+		if ( empty( $package['Encrypted'] ) || empty( $package['EncryptedSignature'] ) ) {
+			return $params;
+		}
+
+		// Check decryption support
+		if ( ! ai1wm_can_decrypt() ) {
+			if ( defined( 'WP_CLI' ) ) {
+				WP_CLI::error( __( 'Importing an encrypted backup is not supported on this server. The process cannot continue. Technical details: https://help.servmask.com/knowledgebase/unable-to-encrypt-and-decrypt-backups/', 'all-in-one-wp-migration' ) );
+			} else {
+				Ai1wm_Status::server_cannot_decrypt( __( 'Importing an encrypted backup is not supported on this server. The process cannot continue. <a href="https://help.servmask.com/knowledgebase/unable-to-encrypt-and-decrypt-backups/" target="_blank">Technical details</a>', 'all-in-one-wp-migration' ) );
+				exit;
+			}
+		}
+
+		// Get WP CLI decryption password
+		if ( defined( 'WP_CLI' ) ) {
+			$params['decryption_password'] = readline( __( 'Backup is encrypted. Please provide decryption password: ', 'all-in-one-wp-migration' ) );
+		}
+
+		// Validate decryption password
+		if ( ! empty( $params['decryption_password'] ) ) {
+			if ( ai1wm_is_decryption_password_valid( $package['EncryptedSignature'], $params['decryption_password'] ) ) {
+
+				// Set progress
+				Ai1wm_Status::info( __( 'Decryption password validated.', 'all-in-one-wp-migration' ) );
+
+				return $params;
+			}
+
+			$decryption_password_error = __( 'The decryption password is not valid. The process cannot continue.', 'all-in-one-wp-migration' );
+
+			if ( defined( 'WP_CLI' ) ) {
+				WP_CLI::error( $decryption_password_error );
+			} else {
+				Ai1wm_Status::backup_is_encrypted( $decryption_password_error );
+				exit;
+			}
+		}
+
+		Ai1wm_Status::backup_is_encrypted( null );
+		exit;
+	}
+}

plugins/all-in-one-wp-migration/lib/model/import/class-ai1wm-import-clean.php

@@ -0,0 +1,59 @@
+<?php
+/**
+ * Copyright (C) 2014-2025 ServMask Inc.
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ * Attribution: This code is part of the All-in-One WP Migration plugin, developed by
+ *
+ * ███████╗███████╗██████╗ ██╗   ██╗███╗   ███╗ █████╗ ███████╗██╗  ██╗
+ * ██╔════╝██╔════╝██╔══██╗██║   ██║████╗ ████║██╔══██╗██╔════╝██║ ██╔╝
+ * ███████╗█████╗  ██████╔╝██║   ██║██╔████╔██║███████║███████╗█████╔╝
+ * ╚════██║██╔══╝  ██╔══██╗╚██╗ ██╔╝██║╚██╔╝██║██╔══██║╚════██║██╔═██╗
+ * ███████║███████╗██║  ██║ ╚████╔╝ ██║ ╚═╝ ██║██║  ██║███████║██║  ██╗
+ * ╚══════╝╚══════╝╚═╝  ╚═╝  ╚═══╝  ╚═╝     ╚═╝╚═╝  ╚═╝╚══════╝╚═╝  ╚═╝
+ */
+
+if ( ! defined( 'ABSPATH' ) ) {
+	die( 'Kangaroos cannot jump here' );
+}
+
+class Ai1wm_Import_Clean {
+
+	public static function execute( $params ) {
+		// Get database client
+		$db_client = Ai1wm_Database_Utility::get_client();
+
+		// Flush mainsite tables
+		$db_client->add_table_prefix_filter( ai1wm_table_prefix( 'mainsite' ) );
+		$db_client->flush();
+
+		// Trigger import cancel action
+		if ( isset( $params['ai1wm_import_cancel'] ) ) {
+			do_action( 'ai1wm_status_import_canceled', $params );
+		} else {
+			do_action( 'ai1wm_status_import_done', $params );
+		}
+
+		// Delete storage files
+		Ai1wm_Directory::delete( ai1wm_storage_path( $params ) );
+
+		// Exit in console
+		if ( defined( 'WP_CLI' ) ) {
+			return $params;
+		}
+
+		exit;
+	}
+}

plugins/all-in-one-wp-migration/lib/model/import/class-ai1wm-import-compatibility.php

@@ -0,0 +1,51 @@
+<?php
+/**
+ * Copyright (C) 2014-2025 ServMask Inc.
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ * Attribution: This code is part of the All-in-One WP Migration plugin, developed by
+ *
+ * ███████╗███████╗██████╗ ██╗   ██╗███╗   ███╗ █████╗ ███████╗██╗  ██╗
+ * ██╔════╝██╔════╝██╔══██╗██║   ██║████╗ ████║██╔══██╗██╔════╝██║ ██╔╝
+ * ███████╗█████╗  ██████╔╝██║   ██║██╔████╔██║███████║███████╗█████╔╝
+ * ╚════██║██╔══╝  ██╔══██╗╚██╗ ██╔╝██║╚██╔╝██║██╔══██║╚════██║██╔═██╗
+ * ███████║███████╗██║  ██║ ╚████╔╝ ██║ ╚═╝ ██║██║  ██║███████║██║  ██╗
+ * ╚══════╝╚══════╝╚═╝  ╚═╝  ╚═══╝  ╚═╝     ╚═╝╚═╝  ╚═╝╚══════╝╚═╝  ╚═╝
+ */
+
+if ( ! defined( 'ABSPATH' ) ) {
+	die( 'Kangaroos cannot jump here' );
+}
+
+class Ai1wm_Import_Compatibility {
+
+	public static function execute( $params ) {
+		do_action( 'ai1wm_status_import_start', $params );
+
+		// Set progress
+		Ai1wm_Status::info( __( 'Checking for compatibility...', 'all-in-one-wp-migration' ) );
+
+		// Get messages
+		$messages = Ai1wm_Compatibility::get( $params );
+
+		// Set messages
+		if ( empty( $messages ) ) {
+			return $params;
+		}
+
+		// Error message
+		throw new Ai1wm_Compatibility_Exception( wp_kses( implode( $messages ), ai1wm_allowed_html_tags() ) );
+	}
+}

plugins/all-in-one-wp-migration/lib/model/import/class-ai1wm-import-confirm.php

@@ -0,0 +1,135 @@
+<?php
+/**
+ * Copyright (C) 2014-2025 ServMask Inc.
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ * Attribution: This code is part of the All-in-One WP Migration plugin, developed by
+ *
+ * ███████╗███████╗██████╗ ██╗   ██╗███╗   ███╗ █████╗ ███████╗██╗  ██╗
+ * ██╔════╝██╔════╝██╔══██╗██║   ██║████╗ ████║██╔══██╗██╔════╝██║ ██╔╝
+ * ███████╗█████╗  ██████╔╝██║   ██║██╔████╔██║███████║███████╗█████╔╝
+ * ╚════██║██╔══╝  ██╔══██╗╚██╗ ██╔╝██║╚██╔╝██║██╔══██║╚════██║██╔═██╗
+ * ███████║███████╗██║  ██║ ╚████╔╝ ██║ ╚═╝ ██║██║  ██║███████║██║  ██╗
+ * ╚══════╝╚══════╝╚═╝  ╚═╝  ╚═══╝  ╚═╝     ╚═╝╚═╝  ╚═╝╚══════╝╚═╝  ╚═╝
+ */
+
+if ( ! defined( 'ABSPATH' ) ) {
+	die( 'Kangaroos cannot jump here' );
+}
+
+class Ai1wm_Import_Confirm {
+
+	public static function execute( $params ) {
+
+		$messages = array();
+
+		// Read package.json file
+		$handle = ai1wm_open( ai1wm_package_path( $params ), 'r' );
+
+		// Parse package.json file
+		$package = ai1wm_read( $handle, filesize( ai1wm_package_path( $params ) ) );
+		$package = json_decode( $package, true );
+
+		// Close handle
+		ai1wm_close( $handle );
+
+		// Confirm message
+		if ( defined( 'WP_CLI' ) ) {
+			$messages[] = sprintf(
+				/* translators: Link to Unlimited Extension */
+				__(
+					'Importing this file will only replace matching content. Other items stay unchanged.
+					Need a full reset first? Try Reset Hub in our Unlimited Extension (%s).
+					Ensure you have a current backup. Proceed?',
+					'all-in-one-wp-migration'
+				),
+				'https://servmask.com/products/unlimited-extension'
+			);
+		} else {
+			$messages[] = sprintf(
+				/* translators: Link to Unlimited Extension */
+				__(
+					'Importing this file will only replace matching content. Other items stay unchanged.
+					Need a full reset first? Try Reset Hub in our <a href="%s" target="_blank">Unlimited Extension</a>.<br />
+					Ensure you have a current backup. Proceed?',
+					'all-in-one-wp-migration'
+				),
+				'https://servmask.com/products/unlimited-extension?utm_source=import-confirm&utm_medium=plugin&utm_campaign=ai1wm'
+			);
+		}
+
+		// Check compatibility of PHP versions
+		if ( isset( $package['PHP']['Version'] ) ) {
+			// Extract major and minor version numbers
+			$source_versions = explode( '.', $package['PHP']['Version'] );
+			$target_versions = explode( '.', PHP_VERSION );
+
+			$source_major_version = intval( $source_versions[0] );
+			$source_minor_version = intval( isset( $source_versions[1] ) ? $source_versions[1] : 0 );
+
+			$target_major_version = intval( $target_versions[0] );
+			$target_minor_version = intval( isset( $target_versions[1] ) ? $target_versions[1] : 0 );
+
+			if ( $source_major_version !== $target_major_version ) {
+				$from_php = $source_major_version;
+				$to_php   = $target_major_version;
+			} elseif ( $source_minor_version !== $target_minor_version ) {
+				$from_php = sprintf( '%s.%s', $source_major_version, $source_minor_version );
+				$to_php   = sprintf( '%s.%s', $target_major_version, $target_minor_version );
+			}
+
+			if ( isset( $from_php, $to_php ) ) {
+				if ( defined( 'WP_CLI' ) ) {
+					$messages[] = sprintf(
+						/* translators: 1: Source PHP version, 2: Target PHP version. */
+						__(
+							'Your backup is from a PHP %1$s but the site that you are importing to is PHP %2$s.
+							This could cause the import to fail. Technical details: https://help.servmask.com/knowledgebase/migrate-wordpress-from-php-5-to-php-7/',
+							'all-in-one-wp-migration'
+						),
+						$from_php,
+						$to_php
+					);
+				} else {
+					$messages[] = sprintf(
+						'<i class="ai1wm-import-info">' .
+						/* translators: 1: Source PHP version, 2: Target PHP version. */
+						__(
+							'Your backup is from a PHP %1$s but the site that you are importing to is PHP %2$s. This could cause the import to fail. <a href="https://help.servmask.com/knowledgebase/migrate-wordpress-from-php-5-to-php-7/" target="_blank">Technical details</a>',
+							'all-in-one-wp-migration'
+						) . '</i>',
+						$from_php,
+						$to_php
+					);
+				}
+			}
+		}
+
+		if ( defined( 'WP_CLI' ) ) {
+			$assoc_args = array();
+			if ( isset( $params['cli_args'] ) ) {
+				$assoc_args = $params['cli_args'];
+			}
+
+			WP_CLI::confirm( implode( PHP_EOL, $messages ), $assoc_args );
+
+			return $params;
+		}
+
+		// Set progress
+		Ai1wm_Status::confirm( implode( $messages ) );
+		exit;
+	}
+}

plugins/all-in-one-wp-migration/lib/model/import/class-ai1wm-import-content.php

@@ -0,0 +1,306 @@
+<?php
+/**
+ * Copyright (C) 2014-2025 ServMask Inc.
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ * Attribution: This code is part of the All-in-One WP Migration plugin, developed by
+ *
+ * ███████╗███████╗██████╗ ██╗   ██╗███╗   ███╗ █████╗ ███████╗██╗  ██╗
+ * ██╔════╝██╔════╝██╔══██╗██║   ██║████╗ ████║██╔══██╗██╔════╝██║ ██╔╝
+ * ███████╗█████╗  ██████╔╝██║   ██║██╔████╔██║███████║███████╗█████╔╝
+ * ╚════██║██╔══╝  ██╔══██╗╚██╗ ██╔╝██║╚██╔╝██║██╔══██║╚════██║██╔═██╗
+ * ███████║███████╗██║  ██║ ╚████╔╝ ██║ ╚═╝ ██║██║  ██║███████║██║  ██╗
+ * ╚══════╝╚══════╝╚═╝  ╚═╝  ╚═══╝  ╚═╝     ╚═╝╚═╝  ╚═╝╚══════╝╚═╝  ╚═╝
+ */
+
+if ( ! defined( 'ABSPATH' ) ) {
+	die( 'Kangaroos cannot jump here' );
+}
+
+class Ai1wm_Import_Content {
+
+	public static function execute( $params ) {
+
+		// Set decryption password
+		$decryption_password = null;
+		if ( isset( $params['decryption_password'] ) ) {
+			$decryption_password = $params['decryption_password'];
+		}
+
+		// Set archive bytes offset
+		if ( isset( $params['archive_bytes_offset'] ) ) {
+			$archive_bytes_offset = (int) $params['archive_bytes_offset'];
+		} else {
+			$archive_bytes_offset = 0;
+		}
+
+		// Set file bytes offset
+		if ( isset( $params['file_bytes_offset'] ) ) {
+			$file_bytes_offset = (int) $params['file_bytes_offset'];
+		} else {
+			$file_bytes_offset = 0;
+		}
+
+		// Set file bytes written
+		if ( isset( $params['file_bytes_written'] ) ) {
+			$file_bytes_written = (int) $params['file_bytes_written'];
+		} else {
+			$file_bytes_written = 0;
+		}
+
+		// Get processed files size
+		if ( isset( $params['processed_files_size'] ) ) {
+			$processed_files_size = (int) $params['processed_files_size'];
+		} else {
+			$processed_files_size = 0;
+		}
+
+		// Get total files size
+		if ( isset( $params['total_files_size'] ) ) {
+			$total_files_size = (int) $params['total_files_size'];
+		} else {
+			$total_files_size = 1;
+		}
+
+		// Get total files count
+		if ( isset( $params['total_files_count'] ) ) {
+			$total_files_count = (int) $params['total_files_count'];
+		} else {
+			$total_files_count = 1;
+		}
+
+		// Read blogs.json file
+		$handle = ai1wm_open( ai1wm_blogs_path( $params ), 'r' );
+
+		// Parse blogs.json file
+		$blogs = ai1wm_read( $handle, filesize( ai1wm_blogs_path( $params ) ) );
+		$blogs = json_decode( $blogs, true );
+
+		// Close handle
+		ai1wm_close( $handle );
+
+		// Read package.json file
+		$handle = ai1wm_open( ai1wm_package_path( $params ), 'r' );
+
+		// Parse package.json file
+		$config = ai1wm_read( $handle, filesize( ai1wm_package_path( $params ) ) );
+		$config = json_decode( $config, true );
+
+		// Close handle
+		ai1wm_close( $handle );
+
+		// What percent of files have we processed?
+		$progress = (int) min( ( $processed_files_size / $total_files_size ) * 100, 100 );
+
+		// Set progress
+		/* translators: 1: Number of files, 2: Progress. */
+		Ai1wm_Status::info( sprintf( __( 'Restoring %1$d files...<br />%2$d%% complete', 'all-in-one-wp-migration' ), $total_files_count, $progress ) );
+
+		// Flag to hold if file data has been processed
+		$completed = true;
+
+		// Start time
+		$start = microtime( true );
+
+		// Get compression type
+		$compression_type = null;
+		if ( ! empty( $config['Compression']['Enabled'] ) ) {
+			$compression_type = $config['Compression']['Type'];
+		}
+
+		// Open the archive file for reading
+		$archive = new Ai1wm_Extractor( ai1wm_archive_path( $params ), $decryption_password, $compression_type );
+
+		// Set the file pointer to the one that we have saved
+		$archive->set_file_pointer( $archive_bytes_offset );
+
+		$old_paths = array( 'plugins', 'themes' );
+		$new_paths = array( ai1wm_get_plugins_dir(), get_theme_root() );
+
+		// Set extract paths
+		foreach ( $blogs as $blog ) {
+			if ( ai1wm_is_mainsite( $blog['Old']['BlogID'] ) === false ) {
+				if ( defined( 'UPLOADBLOGSDIR' ) ) {
+					// Old files dir style
+					$old_paths[] = ai1wm_blog_files_relpath( $blog['Old']['BlogID'] );
+					$new_paths[] = ai1wm_blog_files_abspath( $blog['New']['BlogID'] );
+
+					// Old blogs.dir style
+					$old_paths[] = ai1wm_blog_blogsdir_relpath( $blog['Old']['BlogID'] );
+					$new_paths[] = ai1wm_blog_blogsdir_abspath( $blog['New']['BlogID'] );
+
+					// New sites dir style
+					$old_paths[] = ai1wm_blog_sites_relpath( $blog['Old']['BlogID'] );
+					$new_paths[] = ai1wm_blog_files_abspath( $blog['New']['BlogID'] );
+				} else {
+					// Old files dir style
+					$old_paths[] = ai1wm_blog_files_relpath( $blog['Old']['BlogID'] );
+					$new_paths[] = ai1wm_blog_sites_abspath( $blog['New']['BlogID'] );
+
+					// Old blogs.dir style
+					$old_paths[] = ai1wm_blog_blogsdir_relpath( $blog['Old']['BlogID'] );
+					$new_paths[] = ai1wm_blog_sites_abspath( $blog['New']['BlogID'] );
+
+					// New sites dir style
+					$old_paths[] = ai1wm_blog_sites_relpath( $blog['Old']['BlogID'] );
+					$new_paths[] = ai1wm_blog_sites_abspath( $blog['New']['BlogID'] );
+				}
+			}
+		}
+
+		// Set base site extract paths (should be added at the end of arrays)
+		foreach ( $blogs as $blog ) {
+			if ( ai1wm_is_mainsite( $blog['Old']['BlogID'] ) === true ) {
+				if ( defined( 'UPLOADBLOGSDIR' ) ) {
+					// Old files dir style
+					$old_paths[] = ai1wm_blog_files_relpath( $blog['Old']['BlogID'] );
+					$new_paths[] = ai1wm_blog_files_abspath( $blog['New']['BlogID'] );
+
+					// Old blogs.dir style
+					$old_paths[] = ai1wm_blog_blogsdir_relpath( $blog['Old']['BlogID'] );
+					$new_paths[] = ai1wm_blog_blogsdir_abspath( $blog['New']['BlogID'] );
+
+					// New sites dir style
+					$old_paths[] = ai1wm_blog_sites_relpath( $blog['Old']['BlogID'] );
+					$new_paths[] = ai1wm_blog_files_abspath( $blog['New']['BlogID'] );
+				} else {
+					// Old files dir style
+					$old_paths[] = ai1wm_blog_files_relpath( $blog['Old']['BlogID'] );
+					$new_paths[] = ai1wm_blog_sites_abspath( $blog['New']['BlogID'] );
+
+					// Old blogs.dir style
+					$old_paths[] = ai1wm_blog_blogsdir_relpath( $blog['Old']['BlogID'] );
+					$new_paths[] = ai1wm_blog_sites_abspath( $blog['New']['BlogID'] );
+
+					// New sites dir style
+					$old_paths[] = ai1wm_blog_sites_relpath( $blog['Old']['BlogID'] );
+					$new_paths[] = ai1wm_blog_sites_abspath( $blog['New']['BlogID'] );
+				}
+			}
+		}
+
+		$old_paths[] = ai1wm_blog_sites_relpath();
+		$new_paths[] = ai1wm_blog_sites_abspath();
+
+		while ( $archive->has_not_reached_eof() ) {
+			$file_bytes_read = 0;
+
+			// Exclude WordPress files
+			$exclude_files = array_keys( _get_dropins() );
+
+			// Exclude plugin files
+			$exclude_files = array_merge(
+				$exclude_files,
+				array(
+					AI1WM_PACKAGE_NAME,
+					AI1WM_MULTISITE_NAME,
+					AI1WM_DATABASE_NAME,
+					AI1WM_MUPLUGINS_NAME,
+				)
+			);
+
+			// Exclude theme files
+			$exclude_files = array_merge( $exclude_files, array( AI1WM_THEMES_FUNCTIONS_NAME ) );
+
+			// Exclude Elementor files
+			$exclude_files = array_merge( $exclude_files, array( AI1WM_ELEMENTOR_CSS_NAME ) );
+
+			// Exclude CiviCRM files
+			$exclude_files = array_merge( $exclude_files, array( AI1WM_CIVICRM_UPLOADS_NAME ) );
+
+			// Exclude content extensions
+			$exclude_extensions = array( AI1WM_LESS_CACHE_EXTENSION, AI1WM_SQLITE_DATABASE_EXTENSION );
+
+			// Extract a file from archive to WP_CONTENT_DIR
+			if ( ( $completed = $archive->extract_one_file_to( WP_CONTENT_DIR, $exclude_files, $exclude_extensions, $old_paths, $new_paths, $file_bytes_read, $file_bytes_offset, $file_bytes_written ) ) ) {
+				$file_bytes_offset = $file_bytes_written = 0;
+			}
+
+			// Get archive bytes offset
+			$archive_bytes_offset = $archive->get_file_pointer();
+
+			// Increment processed files size
+			$processed_files_size += $file_bytes_read;
+
+			// What percent of files have we processed?
+			$progress = (int) min( ( $processed_files_size / $total_files_size ) * 100, 100 );
+
+			// Set progress
+			/* translators: 1: Number of files, 2: Progress. */
+			Ai1wm_Status::info( sprintf( __( 'Restoring %1$d files...<br />%2$d%% complete', 'all-in-one-wp-migration' ), $total_files_count, $progress ) );
+
+			// More than 10 seconds have passed, break and do another request
+			if ( ( $timeout = apply_filters( 'ai1wm_completed_timeout', 10 ) ) ) {
+				if ( ( microtime( true ) - $start ) > $timeout ) {
+					$completed = false;
+					break;
+				}
+			}
+		}
+
+		// End of the archive?
+		if ( $archive->has_reached_eof() ) {
+
+			// Unset archive bytes offset
+			unset( $params['archive_bytes_offset'] );
+
+			// Unset file bytes offset
+			unset( $params['file_bytes_offset'] );
+
+			// Unset file bytes written
+			unset( $params['file_bytes_written'] );
+
+			// Unset processed files size
+			unset( $params['processed_files_size'] );
+
+			// Unset total files size
+			unset( $params['total_files_size'] );
+
+			// Unset total files count
+			unset( $params['total_files_count'] );
+
+			// Unset completed flag
+			unset( $params['completed'] );
+
+		} else {
+
+			// Set archive bytes offset
+			$params['archive_bytes_offset'] = $archive_bytes_offset;
+
+			// Set file bytes offset
+			$params['file_bytes_offset'] = $file_bytes_offset;
+
+			// Set file bytes written
+			$params['file_bytes_written'] = $file_bytes_written;
+
+			// Set processed files size
+			$params['processed_files_size'] = $processed_files_size;
+
+			// Set total files size
+			$params['total_files_size'] = $total_files_size;
+
+			// Set total files count
+			$params['total_files_count'] = $total_files_count;
+
+			// Set completed flag
+			$params['completed'] = $completed;
+		}
+
+		// Close the archive file
+		$archive->close();
+
+		return $params;
+	}
+}

plugins/all-in-one-wp-migration/lib/model/import/class-ai1wm-import-database-file.php

@@ -0,0 +1,165 @@
+<?php
+/**
+ * Copyright (C) 2014-2025 ServMask Inc.
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ * Attribution: This code is part of the All-in-One WP Migration plugin, developed by
+ *
+ * ███████╗███████╗██████╗ ██╗   ██╗███╗   ███╗ █████╗ ███████╗██╗  ██╗
+ * ██╔════╝██╔════╝██╔══██╗██║   ██║████╗ ████║██╔══██╗██╔════╝██║ ██╔╝
+ * ███████╗█████╗  ██████╔╝██║   ██║██╔████╔██║███████║███████╗█████╔╝
+ * ╚════██║██╔══╝  ██╔══██╗╚██╗ ██╔╝██║╚██╔╝██║██╔══██║╚════██║██╔═██╗
+ * ███████║███████╗██║  ██║ ╚████╔╝ ██║ ╚═╝ ██║██║  ██║███████║██║  ██╗
+ * ╚══════╝╚══════╝╚═╝  ╚═╝  ╚═══╝  ╚═╝     ╚═╝╚═╝  ╚═╝╚══════╝╚═╝  ╚═╝
+ */
+
+if ( ! defined( 'ABSPATH' ) ) {
+	die( 'Kangaroos cannot jump here' );
+}
+
+class Ai1wm_Import_Database_File {
+
+	public static function execute( $params ) {
+
+		// Set decryption password
+		$decryption_password = null;
+		if ( isset( $params['decryption_password'] ) ) {
+			$decryption_password = $params['decryption_password'];
+		}
+
+		// Set archive bytes offset
+		if ( isset( $params['archive_bytes_offset'] ) ) {
+			$archive_bytes_offset = (int) $params['archive_bytes_offset'];
+		} else {
+			$archive_bytes_offset = 0;
+		}
+
+		// Set file bytes offset
+		if ( isset( $params['file_bytes_offset'] ) ) {
+			$file_bytes_offset = (int) $params['file_bytes_offset'];
+		} else {
+			$file_bytes_offset = 0;
+		}
+
+		// Set file bytes written
+		if ( isset( $params['file_bytes_written'] ) ) {
+			$file_bytes_written = (int) $params['file_bytes_written'];
+		} else {
+			$file_bytes_written = 0;
+		}
+
+		// Get total archive size
+		if ( isset( $params['total_archive_size'] ) ) {
+			$total_archive_size = (int) $params['total_archive_size'];
+		} else {
+			$total_archive_size = ai1wm_archive_bytes( $params );
+		}
+
+		// Read package.json file
+		$handle = ai1wm_open( ai1wm_package_path( $params ), 'r' );
+
+		// Parse package.json file
+		$config = ai1wm_read( $handle, filesize( ai1wm_package_path( $params ) ) );
+		$config = json_decode( $config, true );
+
+		// Close handle
+		ai1wm_close( $handle );
+
+		// What percent of archive have we processed?
+		$progress = (int) min( ( $archive_bytes_offset / $total_archive_size ) * 100, 100 );
+
+		// Set progress
+		/* translators: Progress. */
+		Ai1wm_Status::info( sprintf( __( 'Unpacking database...<br />%d%% complete', 'all-in-one-wp-migration' ), $progress ) );
+
+		// Get compression type
+		$compression_type = null;
+		if ( ! empty( $config['Compression']['Enabled'] ) ) {
+			$compression_type = $config['Compression']['Type'];
+		}
+
+		// Open the archive file for reading
+		$archive = new Ai1wm_Extractor( ai1wm_archive_path( $params ), $decryption_password, $compression_type );
+
+		// Set the file pointer to the one that we have saved
+		$archive->set_file_pointer( $archive_bytes_offset );
+
+		// Flag to hold if file data has been processed
+		$completed = true;
+
+		if ( $archive->has_not_reached_eof() ) {
+			$file_bytes_read = 0;
+
+			// Unpack database.sql file
+			if ( ( $completed = $archive->extract_by_files_array( ai1wm_storage_path( $params ), array( AI1WM_DATABASE_NAME ), array(), array(), $file_bytes_read, $file_bytes_offset, $file_bytes_written ) ) ) {
+				$file_bytes_offset = $file_bytes_written = 0;
+			}
+
+			// Get archive bytes offset
+			$archive_bytes_offset = $archive->get_file_pointer();
+		}
+
+		// End of the archive?
+		if ( $archive->has_reached_eof() ) {
+
+			// Set progress
+			Ai1wm_Status::info( __( 'Database unpacked.', 'all-in-one-wp-migration' ) );
+
+			// Unset archive bytes offset
+			unset( $params['archive_bytes_offset'] );
+
+			// Unset file bytes offset
+			unset( $params['file_bytes_offset'] );
+
+			// Unset file bytes written
+			unset( $params['file_bytes_written'] );
+
+			// Unset total archive size
+			unset( $params['total_archive_size'] );
+
+			// Unset completed flag
+			unset( $params['completed'] );
+
+		} else {
+
+			// What percent of archive have we processed?
+			$progress = (int) min( ( $archive_bytes_offset / $total_archive_size ) * 100, 100 );
+
+			// Set progress
+			/* translators: Progress. */
+			Ai1wm_Status::info( sprintf( __( 'Unpacking database...<br />%d%% complete', 'all-in-one-wp-migration' ), $progress ) );
+
+			// Set archive bytes offset
+			$params['archive_bytes_offset'] = $archive_bytes_offset;
+
+			// Set file bytes offset
+			$params['file_bytes_offset'] = $file_bytes_offset;
+
+			// Set file bytes written
+			$params['file_bytes_written'] = $file_bytes_written;
+
+			// Set total archive size
+			$params['total_archive_size'] = $total_archive_size;
+
+			// Set completed flag
+			$params['completed'] = $completed;
+		}
+
+		// Close the archive file
+		$archive->close();
+
+		return $params;
+	}
+}

plugins/all-in-one-wp-migration/lib/model/import/class-ai1wm-import-done.php

@@ -0,0 +1,376 @@
+<?php
+/**
+ * Copyright (C) 2014-2025 ServMask Inc.
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ * Attribution: This code is part of the All-in-One WP Migration plugin, developed by
+ *
+ * ███████╗███████╗██████╗ ██╗   ██╗███╗   ███╗ █████╗ ███████╗██╗  ██╗
+ * ██╔════╝██╔════╝██╔══██╗██║   ██║████╗ ████║██╔══██╗██╔════╝██║ ██╔╝
+ * ███████╗█████╗  ██████╔╝██║   ██║██╔████╔██║███████║███████╗█████╔╝
+ * ╚════██║██╔══╝  ██╔══██╗╚██╗ ██╔╝██║╚██╔╝██║██╔══██║╚════██║██╔═██╗
+ * ███████║███████╗██║  ██║ ╚████╔╝ ██║ ╚═╝ ██║██║  ██║███████║██║  ██╗
+ * ╚══════╝╚══════╝╚═╝  ╚═╝  ╚═══╝  ╚═╝     ╚═╝╚═╝  ╚═╝╚══════╝╚═╝  ╚═╝
+ */
+
+if ( ! defined( 'ABSPATH' ) ) {
+	die( 'Kangaroos cannot jump here' );
+}
+
+class Ai1wm_Import_Done {
+
+	public static function execute( $params ) {
+		global $wp_rewrite;
+
+		// Check multisite.json file
+		if ( is_file( ai1wm_multisite_path( $params ) ) ) {
+
+			// Read multisite.json file
+			$handle = ai1wm_open( ai1wm_multisite_path( $params ), 'r' );
+
+			// Parse multisite.json file
+			$multisite = ai1wm_read( $handle, filesize( ai1wm_multisite_path( $params ) ) );
+			$multisite = json_decode( $multisite, true );
+
+			// Close handle
+			ai1wm_close( $handle );
+
+			// Activate WordPress plugins
+			if ( isset( $multisite['Plugins'] ) && ( $plugins = $multisite['Plugins'] ) ) {
+				ai1wm_activate_plugins( $plugins );
+			}
+
+			// Deactivate WordPress SSL plugins
+			if ( ! is_ssl() ) {
+				ai1wm_deactivate_plugins(
+					array(
+						ai1wm_discover_plugin_basename( 'really-simple-ssl/rlrsssl-really-simple-ssl.php' ),
+						ai1wm_discover_plugin_basename( 'wordpress-https/wordpress-https.php' ),
+						ai1wm_discover_plugin_basename( 'wp-force-ssl/wp-force-ssl.php' ),
+						ai1wm_discover_plugin_basename( 'force-https-littlebizzy/force-https.php' ),
+					)
+				);
+
+				ai1wm_woocommerce_force_ssl( false );
+			}
+
+			// Deactivate WordPress plugins
+			ai1wm_deactivate_plugins(
+				array(
+					ai1wm_discover_plugin_basename( 'invisible-recaptcha/invisible-recaptcha.php' ),
+					ai1wm_discover_plugin_basename( 'wps-hide-login/wps-hide-login.php' ),
+					ai1wm_discover_plugin_basename( 'hide-my-wp/index.php' ),
+					ai1wm_discover_plugin_basename( 'hide-my-wordpress/index.php' ),
+					ai1wm_discover_plugin_basename( 'mycustomwidget/my_custom_widget.php' ),
+					ai1wm_discover_plugin_basename( 'lockdown-wp-admin/lockdown-wp-admin.php' ),
+					ai1wm_discover_plugin_basename( 'rename-wp-login/rename-wp-login.php' ),
+					ai1wm_discover_plugin_basename( 'wp-simple-firewall/icwp-wpsf.php' ),
+					ai1wm_discover_plugin_basename( 'join-my-multisite/joinmymultisite.php' ),
+					ai1wm_discover_plugin_basename( 'multisite-clone-duplicator/multisite-clone-duplicator.php' ),
+					ai1wm_discover_plugin_basename( 'wordpress-mu-domain-mapping/domain_mapping.php' ),
+					ai1wm_discover_plugin_basename( 'wordpress-starter/siteground-wizard.php' ),
+					ai1wm_discover_plugin_basename( 'pro-sites/pro-sites.php' ),
+					ai1wm_discover_plugin_basename( 'wpide/WPide.php' ),
+					ai1wm_discover_plugin_basename( 'page-optimize/page-optimize.php' ),
+					ai1wm_discover_plugin_basename( 'update-services/update-services.php' ),
+				)
+			);
+
+			// Deactivate Swift Optimizer rules
+			ai1wm_deactivate_swift_optimizer_rules(
+				array(
+					ai1wm_discover_plugin_basename( 'all-in-one-wp-migration/all-in-one-wp-migration.php' ),
+					ai1wm_discover_plugin_basename( 'all-in-one-wp-migration-azure-storage-extension/all-in-one-wp-migration-azure-storage-extension.php' ),
+					ai1wm_discover_plugin_basename( 'all-in-one-wp-migration-b2-extension/all-in-one-wp-migration-b2-extension.php' ),
+					ai1wm_discover_plugin_basename( 'all-in-one-wp-migration-backup/all-in-one-wp-migration-backup.php' ),
+					ai1wm_discover_plugin_basename( 'all-in-one-wp-migration-box-extension/all-in-one-wp-migration-box-extension.php' ),
+					ai1wm_discover_plugin_basename( 'all-in-one-wp-migration-digitalocean-extension/all-in-one-wp-migration-digitalocean-extension.php' ),
+					ai1wm_discover_plugin_basename( 'all-in-one-wp-migration-direct-extension/all-in-one-wp-migration-direct-extension.php' ),
+					ai1wm_discover_plugin_basename( 'all-in-one-wp-migration-dropbox-extension/all-in-one-wp-migration-dropbox-extension.php' ),
+					ai1wm_discover_plugin_basename( 'all-in-one-wp-migration-file-extension/all-in-one-wp-migration-file-extension.php' ),
+					ai1wm_discover_plugin_basename( 'all-in-one-wp-migration-ftp-extension/all-in-one-wp-migration-ftp-extension.php' ),
+					ai1wm_discover_plugin_basename( 'all-in-one-wp-migration-gcloud-storage-extension/all-in-one-wp-migration-gcloud-storage-extension.php' ),
+					ai1wm_discover_plugin_basename( 'all-in-one-wp-migration-gdrive-extension/all-in-one-wp-migration-gdrive-extension.php' ),
+					ai1wm_discover_plugin_basename( 'all-in-one-wp-migration-glacier-extension/all-in-one-wp-migration-glacier-extension.php' ),
+					ai1wm_discover_plugin_basename( 'all-in-one-wp-migration-mega-extension/all-in-one-wp-migration-mega-extension.php' ),
+					ai1wm_discover_plugin_basename( 'all-in-one-wp-migration-multisite-extension/all-in-one-wp-migration-multisite-extension.php' ),
+					ai1wm_discover_plugin_basename( 'all-in-one-wp-migration-onedrive-extension/all-in-one-wp-migration-onedrive-extension.php' ),
+					ai1wm_discover_plugin_basename( 'all-in-one-wp-migration-pcloud-extension/all-in-one-wp-migration-pcloud-extension.php' ),
+					ai1wm_discover_plugin_basename( 'all-in-one-wp-migration-pro/all-in-one-wp-migration-pro.php' ),
+					ai1wm_discover_plugin_basename( 'all-in-one-wp-migration-s3-client-extension/all-in-one-wp-migration-s3-client-extension.php' ),
+					ai1wm_discover_plugin_basename( 'all-in-one-wp-migration-s3-extension/all-in-one-wp-migration-s3-extension.php' ),
+					ai1wm_discover_plugin_basename( 'all-in-one-wp-migration-unlimited-extension/all-in-one-wp-migration-unlimited-extension.php' ),
+					ai1wm_discover_plugin_basename( 'all-in-one-wp-migration-url-extension/all-in-one-wp-migration-url-extension.php' ),
+					ai1wm_discover_plugin_basename( 'all-in-one-wp-migration-webdav-extension/all-in-one-wp-migration-webdav-extension.php' ),
+				)
+			);
+
+			// Deactivate Revolution Slider
+			ai1wm_deactivate_revolution_slider( ai1wm_discover_plugin_basename( 'revslider/revslider.php' ) );
+
+			// Deactivate Jetpack modules
+			ai1wm_deactivate_jetpack_modules( array( 'photon', 'sso' ) );
+
+			// Flush Elementor cache
+			ai1wm_elementor_cache_flush();
+
+			// Initial DB version
+			ai1wm_initial_db_version();
+
+		} else {
+
+			// Check package.json file
+			if ( is_file( ai1wm_package_path( $params ) ) ) {
+
+				// Read package.json file
+				$handle = ai1wm_open( ai1wm_package_path( $params ), 'r' );
+
+				// Parse package.json file
+				$package = ai1wm_read( $handle, filesize( ai1wm_package_path( $params ) ) );
+				$package = json_decode( $package, true );
+
+				// Close handle
+				ai1wm_close( $handle );
+
+				// Activate WordPress plugins
+				if ( isset( $package['Plugins'] ) && ( $plugins = $package['Plugins'] ) ) {
+					ai1wm_activate_plugins( $plugins );
+				}
+
+				// Activate WordPress template
+				if ( isset( $package['Template'] ) && ( $template = $package['Template'] ) ) {
+					ai1wm_activate_template( $template );
+				}
+
+				// Activate WordPress stylesheet
+				if ( isset( $package['Stylesheet'] ) && ( $stylesheet = $package['Stylesheet'] ) ) {
+					ai1wm_activate_stylesheet( $stylesheet );
+				}
+
+				// Deactivate WordPress SSL plugins
+				if ( ! is_ssl() ) {
+					ai1wm_deactivate_plugins(
+						array(
+							ai1wm_discover_plugin_basename( 'really-simple-ssl/rlrsssl-really-simple-ssl.php' ),
+							ai1wm_discover_plugin_basename( 'wordpress-https/wordpress-https.php' ),
+							ai1wm_discover_plugin_basename( 'wp-force-ssl/wp-force-ssl.php' ),
+							ai1wm_discover_plugin_basename( 'force-https-littlebizzy/force-https.php' ),
+						)
+					);
+
+					ai1wm_woocommerce_force_ssl( false );
+				}
+
+				// Deactivate WordPress plugins
+				ai1wm_deactivate_plugins(
+					array(
+						ai1wm_discover_plugin_basename( 'invisible-recaptcha/invisible-recaptcha.php' ),
+						ai1wm_discover_plugin_basename( 'wps-hide-login/wps-hide-login.php' ),
+						ai1wm_discover_plugin_basename( 'hide-my-wp/index.php' ),
+						ai1wm_discover_plugin_basename( 'hide-my-wordpress/index.php' ),
+						ai1wm_discover_plugin_basename( 'mycustomwidget/my_custom_widget.php' ),
+						ai1wm_discover_plugin_basename( 'lockdown-wp-admin/lockdown-wp-admin.php' ),
+						ai1wm_discover_plugin_basename( 'rename-wp-login/rename-wp-login.php' ),
+						ai1wm_discover_plugin_basename( 'wp-simple-firewall/icwp-wpsf.php' ),
+						ai1wm_discover_plugin_basename( 'join-my-multisite/joinmymultisite.php' ),
+						ai1wm_discover_plugin_basename( 'multisite-clone-duplicator/multisite-clone-duplicator.php' ),
+						ai1wm_discover_plugin_basename( 'wordpress-mu-domain-mapping/domain_mapping.php' ),
+						ai1wm_discover_plugin_basename( 'wordpress-starter/siteground-wizard.php' ),
+						ai1wm_discover_plugin_basename( 'pro-sites/pro-sites.php' ),
+						ai1wm_discover_plugin_basename( 'wpide/WPide.php' ),
+						ai1wm_discover_plugin_basename( 'page-optimize/page-optimize.php' ),
+						ai1wm_discover_plugin_basename( 'update-services/update-services.php' ),
+					)
+				);
+
+				// Deactivate Swift Optimizer rules
+				ai1wm_deactivate_swift_optimizer_rules(
+					array(
+						ai1wm_discover_plugin_basename( 'all-in-one-wp-migration/all-in-one-wp-migration.php' ),
+						ai1wm_discover_plugin_basename( 'all-in-one-wp-migration-azure-storage-extension/all-in-one-wp-migration-azure-storage-extension.php' ),
+						ai1wm_discover_plugin_basename( 'all-in-one-wp-migration-b2-extension/all-in-one-wp-migration-b2-extension.php' ),
+						ai1wm_discover_plugin_basename( 'all-in-one-wp-migration-backup/all-in-one-wp-migration-backup.php' ),
+						ai1wm_discover_plugin_basename( 'all-in-one-wp-migration-box-extension/all-in-one-wp-migration-box-extension.php' ),
+						ai1wm_discover_plugin_basename( 'all-in-one-wp-migration-digitalocean-extension/all-in-one-wp-migration-digitalocean-extension.php' ),
+						ai1wm_discover_plugin_basename( 'all-in-one-wp-migration-direct-extension/all-in-one-wp-migration-direct-extension.php' ),
+						ai1wm_discover_plugin_basename( 'all-in-one-wp-migration-dropbox-extension/all-in-one-wp-migration-dropbox-extension.php' ),
+						ai1wm_discover_plugin_basename( 'all-in-one-wp-migration-file-extension/all-in-one-wp-migration-file-extension.php' ),
+						ai1wm_discover_plugin_basename( 'all-in-one-wp-migration-ftp-extension/all-in-one-wp-migration-ftp-extension.php' ),
+						ai1wm_discover_plugin_basename( 'all-in-one-wp-migration-gcloud-storage-extension/all-in-one-wp-migration-gcloud-storage-extension.php' ),
+						ai1wm_discover_plugin_basename( 'all-in-one-wp-migration-gdrive-extension/all-in-one-wp-migration-gdrive-extension.php' ),
+						ai1wm_discover_plugin_basename( 'all-in-one-wp-migration-glacier-extension/all-in-one-wp-migration-glacier-extension.php' ),
+						ai1wm_discover_plugin_basename( 'all-in-one-wp-migration-mega-extension/all-in-one-wp-migration-mega-extension.php' ),
+						ai1wm_discover_plugin_basename( 'all-in-one-wp-migration-multisite-extension/all-in-one-wp-migration-multisite-extension.php' ),
+						ai1wm_discover_plugin_basename( 'all-in-one-wp-migration-onedrive-extension/all-in-one-wp-migration-onedrive-extension.php' ),
+						ai1wm_discover_plugin_basename( 'all-in-one-wp-migration-pcloud-extension/all-in-one-wp-migration-pcloud-extension.php' ),
+						ai1wm_discover_plugin_basename( 'all-in-one-wp-migration-pro/all-in-one-wp-migration-pro.php' ),
+						ai1wm_discover_plugin_basename( 'all-in-one-wp-migration-s3-client-extension/all-in-one-wp-migration-s3-client-extension.php' ),
+						ai1wm_discover_plugin_basename( 'all-in-one-wp-migration-s3-extension/all-in-one-wp-migration-s3-extension.php' ),
+						ai1wm_discover_plugin_basename( 'all-in-one-wp-migration-unlimited-extension/all-in-one-wp-migration-unlimited-extension.php' ),
+						ai1wm_discover_plugin_basename( 'all-in-one-wp-migration-url-extension/all-in-one-wp-migration-url-extension.php' ),
+						ai1wm_discover_plugin_basename( 'all-in-one-wp-migration-webdav-extension/all-in-one-wp-migration-webdav-extension.php' ),
+					)
+				);
+
+				// Deactivate Revolution Slider
+				ai1wm_deactivate_revolution_slider( ai1wm_discover_plugin_basename( 'revslider/revslider.php' ) );
+
+				// Deactivate Jetpack modules
+				ai1wm_deactivate_jetpack_modules( array( 'photon', 'sso' ) );
+
+				// Flush Elementor cache
+				ai1wm_elementor_cache_flush();
+
+				// Initial DB version
+				ai1wm_initial_db_version();
+			}
+		}
+
+		// Check blogs.json file
+		if ( is_file( ai1wm_blogs_path( $params ) ) ) {
+
+			// Read blogs.json file
+			$handle = ai1wm_open( ai1wm_blogs_path( $params ), 'r' );
+
+			// Parse blogs.json file
+			$blogs = ai1wm_read( $handle, filesize( ai1wm_blogs_path( $params ) ) );
+			$blogs = json_decode( $blogs, true );
+
+			// Close handle
+			ai1wm_close( $handle );
+
+			// Loop over blogs
+			foreach ( $blogs as $blog ) {
+
+				// Activate WordPress plugins
+				if ( isset( $blog['New']['Plugins'] ) && ( $plugins = $blog['New']['Plugins'] ) ) {
+					ai1wm_activate_plugins( $plugins );
+				}
+
+				// Activate WordPress template
+				if ( isset( $blog['New']['Template'] ) && ( $template = $blog['New']['Template'] ) ) {
+					ai1wm_activate_template( $template );
+				}
+
+				// Activate WordPress stylesheet
+				if ( isset( $blog['New']['Stylesheet'] ) && ( $stylesheet = $blog['New']['Stylesheet'] ) ) {
+					ai1wm_activate_stylesheet( $stylesheet );
+				}
+
+				// Deactivate WordPress SSL plugins
+				if ( ! is_ssl() ) {
+					ai1wm_deactivate_plugins(
+						array(
+							ai1wm_discover_plugin_basename( 'really-simple-ssl/rlrsssl-really-simple-ssl.php' ),
+							ai1wm_discover_plugin_basename( 'wordpress-https/wordpress-https.php' ),
+							ai1wm_discover_plugin_basename( 'wp-force-ssl/wp-force-ssl.php' ),
+							ai1wm_discover_plugin_basename( 'force-https-littlebizzy/force-https.php' ),
+						)
+					);
+
+					ai1wm_woocommerce_force_ssl( false );
+				}
+
+				// Deactivate WordPress plugins
+				ai1wm_deactivate_plugins(
+					array(
+						ai1wm_discover_plugin_basename( 'invisible-recaptcha/invisible-recaptcha.php' ),
+						ai1wm_discover_plugin_basename( 'wps-hide-login/wps-hide-login.php' ),
+						ai1wm_discover_plugin_basename( 'hide-my-wp/index.php' ),
+						ai1wm_discover_plugin_basename( 'hide-my-wordpress/index.php' ),
+						ai1wm_discover_plugin_basename( 'mycustomwidget/my_custom_widget.php' ),
+						ai1wm_discover_plugin_basename( 'lockdown-wp-admin/lockdown-wp-admin.php' ),
+						ai1wm_discover_plugin_basename( 'rename-wp-login/rename-wp-login.php' ),
+						ai1wm_discover_plugin_basename( 'wp-simple-firewall/icwp-wpsf.php' ),
+						ai1wm_discover_plugin_basename( 'join-my-multisite/joinmymultisite.php' ),
+						ai1wm_discover_plugin_basename( 'multisite-clone-duplicator/multisite-clone-duplicator.php' ),
+						ai1wm_discover_plugin_basename( 'wordpress-mu-domain-mapping/domain_mapping.php' ),
+						ai1wm_discover_plugin_basename( 'wordpress-starter/siteground-wizard.php' ),
+						ai1wm_discover_plugin_basename( 'pro-sites/pro-sites.php' ),
+						ai1wm_discover_plugin_basename( 'wpide/WPide.php' ),
+						ai1wm_discover_plugin_basename( 'page-optimize/page-optimize.php' ),
+						ai1wm_discover_plugin_basename( 'update-services/update-services.php' ),
+					)
+				);
+
+				// Deactivate Swift Optimizer rules
+				ai1wm_deactivate_swift_optimizer_rules(
+					array(
+						ai1wm_discover_plugin_basename( 'all-in-one-wp-migration/all-in-one-wp-migration.php' ),
+						ai1wm_discover_plugin_basename( 'all-in-one-wp-migration-azure-storage-extension/all-in-one-wp-migration-azure-storage-extension.php' ),
+						ai1wm_discover_plugin_basename( 'all-in-one-wp-migration-b2-extension/all-in-one-wp-migration-b2-extension.php' ),
+						ai1wm_discover_plugin_basename( 'all-in-one-wp-migration-backup/all-in-one-wp-migration-backup.php' ),
+						ai1wm_discover_plugin_basename( 'all-in-one-wp-migration-box-extension/all-in-one-wp-migration-box-extension.php' ),
+						ai1wm_discover_plugin_basename( 'all-in-one-wp-migration-digitalocean-extension/all-in-one-wp-migration-digitalocean-extension.php' ),
+						ai1wm_discover_plugin_basename( 'all-in-one-wp-migration-direct-extension/all-in-one-wp-migration-direct-extension.php' ),
+						ai1wm_discover_plugin_basename( 'all-in-one-wp-migration-dropbox-extension/all-in-one-wp-migration-dropbox-extension.php' ),
+						ai1wm_discover_plugin_basename( 'all-in-one-wp-migration-file-extension/all-in-one-wp-migration-file-extension.php' ),
+						ai1wm_discover_plugin_basename( 'all-in-one-wp-migration-ftp-extension/all-in-one-wp-migration-ftp-extension.php' ),
+						ai1wm_discover_plugin_basename( 'all-in-one-wp-migration-gcloud-storage-extension/all-in-one-wp-migration-gcloud-storage-extension.php' ),
+						ai1wm_discover_plugin_basename( 'all-in-one-wp-migration-gdrive-extension/all-in-one-wp-migration-gdrive-extension.php' ),
+						ai1wm_discover_plugin_basename( 'all-in-one-wp-migration-glacier-extension/all-in-one-wp-migration-glacier-extension.php' ),
+						ai1wm_discover_plugin_basename( 'all-in-one-wp-migration-mega-extension/all-in-one-wp-migration-mega-extension.php' ),
+						ai1wm_discover_plugin_basename( 'all-in-one-wp-migration-multisite-extension/all-in-one-wp-migration-multisite-extension.php' ),
+						ai1wm_discover_plugin_basename( 'all-in-one-wp-migration-onedrive-extension/all-in-one-wp-migration-onedrive-extension.php' ),
+						ai1wm_discover_plugin_basename( 'all-in-one-wp-migration-pcloud-extension/all-in-one-wp-migration-pcloud-extension.php' ),
+						ai1wm_discover_plugin_basename( 'all-in-one-wp-migration-pro/all-in-one-wp-migration-pro.php' ),
+						ai1wm_discover_plugin_basename( 'all-in-one-wp-migration-s3-client-extension/all-in-one-wp-migration-s3-client-extension.php' ),
+						ai1wm_discover_plugin_basename( 'all-in-one-wp-migration-s3-extension/all-in-one-wp-migration-s3-extension.php' ),
+						ai1wm_discover_plugin_basename( 'all-in-one-wp-migration-unlimited-extension/all-in-one-wp-migration-unlimited-extension.php' ),
+						ai1wm_discover_plugin_basename( 'all-in-one-wp-migration-url-extension/all-in-one-wp-migration-url-extension.php' ),
+						ai1wm_discover_plugin_basename( 'all-in-one-wp-migration-webdav-extension/all-in-one-wp-migration-webdav-extension.php' ),
+					)
+				);
+
+				// Deactivate Revolution Slider
+				ai1wm_deactivate_revolution_slider( ai1wm_discover_plugin_basename( 'revslider/revslider.php' ) );
+
+				// Deactivate Jetpack modules
+				ai1wm_deactivate_jetpack_modules( array( 'photon', 'sso' ) );
+
+				// Flush Elementor cache
+				ai1wm_elementor_cache_flush();
+
+				// Initial DB version
+				ai1wm_initial_db_version();
+			}
+		}
+
+		// Clear auth cookie (WP Cerber)
+		if ( ai1wm_validate_plugin_basename( 'wp-cerber/wp-cerber.php' ) ) {
+			wp_clear_auth_cookie();
+		}
+
+		$should_reset_permalinks = false;
+
+		// Switch to default permalink structure
+		if ( ( $should_reset_permalinks = ai1wm_should_reset_permalinks( $params ) ) ) {
+			$wp_rewrite->set_permalink_structure( '' );
+		}
+
+		// Set progress
+		if ( ai1wm_validate_plugin_basename( 'fusion-builder/fusion-builder.php' ) ) {
+			Ai1wm_Status::done( __( 'Your site has been imported successfully!', 'all-in-one-wp-migration' ), Ai1wm_Template::get_content( 'import/avada', array( 'should_reset_permalinks' => $should_reset_permalinks ) ) );
+		} elseif ( ai1wm_validate_plugin_basename( 'oxygen/functions.php' ) ) {
+			Ai1wm_Status::done( __( 'Your site has been imported successfully!', 'all-in-one-wp-migration' ), Ai1wm_Template::get_content( 'import/oxygen', array( 'should_reset_permalinks' => $should_reset_permalinks ) ) );
+		} else {
+			Ai1wm_Status::done( __( 'Your site has been imported successfully!', 'all-in-one-wp-migration' ), Ai1wm_Template::get_content( 'import/done', array( 'should_reset_permalinks' => $should_reset_permalinks ) ) );
+		}
+
+		do_action( 'ai1wm_status_import_done', $params );
+
+		return $params;
+	}
+}

plugins/all-in-one-wp-migration/lib/model/import/class-ai1wm-import-enumerate.php

@@ -0,0 +1,56 @@
+<?php
+/**
+ * Copyright (C) 2014-2025 ServMask Inc.
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ * Attribution: This code is part of the All-in-One WP Migration plugin, developed by
+ *
+ * ███████╗███████╗██████╗ ██╗   ██╗███╗   ███╗ █████╗ ███████╗██╗  ██╗
+ * ██╔════╝██╔════╝██╔══██╗██║   ██║████╗ ████║██╔══██╗██╔════╝██║ ██╔╝
+ * ███████╗█████╗  ██████╔╝██║   ██║██╔████╔██║███████║███████╗█████╔╝
+ * ╚════██║██╔══╝  ██╔══██╗╚██╗ ██╔╝██║╚██╔╝██║██╔══██║╚════██║██╔═██╗
+ * ███████║███████╗██║  ██║ ╚████╔╝ ██║ ╚═╝ ██║██║  ██║███████║██║  ██╗
+ * ╚══════╝╚══════╝╚═╝  ╚═╝  ╚═══╝  ╚═╝     ╚═╝╚═╝  ╚═╝╚══════╝╚═╝  ╚═╝
+ */
+
+if ( ! defined( 'ABSPATH' ) ) {
+	die( 'Kangaroos cannot jump here' );
+}
+
+class Ai1wm_Import_Enumerate {
+
+	public static function execute( $params ) {
+
+		// Set progress
+		Ai1wm_Status::info( __( 'Gathering WordPress files...', 'all-in-one-wp-migration' ) );
+
+		// Open the archive file for reading
+		$archive = new Ai1wm_Extractor( ai1wm_archive_path( $params ) );
+
+		// Get total files count
+		$params['total_files_count'] = $archive->get_total_files_count();
+
+		// Get total files size
+		$params['total_files_size'] = $archive->get_total_files_size();
+
+		// Close the archive file
+		$archive->close();
+
+		// Set progress
+		Ai1wm_Status::info( __( 'WordPress files gathered.', 'all-in-one-wp-migration' ) );
+
+		return $params;
+	}
+}

plugins/all-in-one-wp-migration/lib/model/import/class-ai1wm-import-mu-plugins.php

@@ -0,0 +1,93 @@
+<?php
+/**
+ * Copyright (C) 2014-2025 ServMask Inc.
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ * Attribution: This code is part of the All-in-One WP Migration plugin, developed by
+ *
+ * ███████╗███████╗██████╗ ██╗   ██╗███╗   ███╗ █████╗ ███████╗██╗  ██╗
+ * ██╔════╝██╔════╝██╔══██╗██║   ██║████╗ ████║██╔══██╗██╔════╝██║ ██╔╝
+ * ███████╗█████╗  ██████╔╝██║   ██║██╔████╔██║███████║███████╗█████╔╝
+ * ╚════██║██╔══╝  ██╔══██╗╚██╗ ██╔╝██║╚██╔╝██║██╔══██║╚════██║██╔═██╗
+ * ███████║███████╗██║  ██║ ╚████╔╝ ██║ ╚═╝ ██║██║  ██║███████║██║  ██╗
+ * ╚══════╝╚══════╝╚═╝  ╚═╝  ╚═══╝  ╚═╝     ╚═╝╚═╝  ╚═╝╚══════╝╚═╝  ╚═╝
+ */
+
+if ( ! defined( 'ABSPATH' ) ) {
+	die( 'Kangaroos cannot jump here' );
+}
+
+class Ai1wm_Import_Mu_Plugins {
+
+	public static function execute( $params ) {
+
+		// Set progress
+		Ai1wm_Status::info( __( 'Activating mu-plugins...', 'all-in-one-wp-migration' ) );
+
+		// Set decryption password
+		$decryption_password = null;
+		if ( isset( $params['decryption_password'] ) ) {
+			$decryption_password = $params['decryption_password'];
+		}
+
+		// Read package.json file
+		$handle = ai1wm_open( ai1wm_package_path( $params ), 'r' );
+
+		// Parse package.json file
+		$config = ai1wm_read( $handle, filesize( ai1wm_package_path( $params ) ) );
+		$config = json_decode( $config, true );
+
+		// Close handle
+		ai1wm_close( $handle );
+
+		// Get compression type
+		$compression_type = null;
+		if ( ! empty( $config['Compression']['Enabled'] ) ) {
+			$compression_type = $config['Compression']['Type'];
+		}
+
+		// List of must-use plugins
+		$exclude_files = array(
+			AI1WM_MUPLUGINS_NAME . DIRECTORY_SEPARATOR . AI1WM_ENDURANCE_PAGE_CACHE_NAME,
+			AI1WM_MUPLUGINS_NAME . DIRECTORY_SEPARATOR . AI1WM_ENDURANCE_PHP_EDGE_NAME,
+			AI1WM_MUPLUGINS_NAME . DIRECTORY_SEPARATOR . AI1WM_ENDURANCE_BROWSER_CACHE_NAME,
+			AI1WM_MUPLUGINS_NAME . DIRECTORY_SEPARATOR . AI1WM_GD_SYSTEM_PLUGIN_NAME,
+			AI1WM_MUPLUGINS_NAME . DIRECTORY_SEPARATOR . AI1WM_WP_STACK_CACHE_NAME,
+			AI1WM_MUPLUGINS_NAME . DIRECTORY_SEPARATOR . AI1WM_WP_COMSH_LOADER_NAME,
+			AI1WM_MUPLUGINS_NAME . DIRECTORY_SEPARATOR . AI1WM_WP_COMSH_HELPER_NAME,
+			AI1WM_MUPLUGINS_NAME . DIRECTORY_SEPARATOR . AI1WM_WP_ENGINE_SYSTEM_PLUGIN_NAME,
+			AI1WM_MUPLUGINS_NAME . DIRECTORY_SEPARATOR . AI1WM_WPE_SIGN_ON_PLUGIN_NAME,
+			AI1WM_MUPLUGINS_NAME . DIRECTORY_SEPARATOR . AI1WM_WP_ENGINE_SECURITY_AUDITOR_NAME,
+			AI1WM_MUPLUGINS_NAME . DIRECTORY_SEPARATOR . AI1WM_WP_CERBER_SECURITY_NAME,
+			AI1WM_MUPLUGINS_NAME . DIRECTORY_SEPARATOR . AI1WM_SQLITE_DATABASE_INTEGRATION_NAME,
+			AI1WM_MUPLUGINS_NAME . DIRECTORY_SEPARATOR . AI1WM_SQLITE_DATABASE_ZERO_NAME,
+			AI1WM_MUPLUGINS_NAME . DIRECTORY_SEPARATOR . AI1WM_EOS_DEACTIVATE_PLUGINS_NAME,
+		);
+
+		// Open the archive file for reading
+		$archive = new Ai1wm_Extractor( ai1wm_archive_path( $params ), $decryption_password, $compression_type );
+
+		// Unpack mu-plugins files
+		$archive->extract_by_files_array( WP_CONTENT_DIR, array( AI1WM_MUPLUGINS_NAME ), $exclude_files );
+
+		// Close the archive file
+		$archive->close();
+
+		// Set progress
+		Ai1wm_Status::info( __( 'Mu-plugins activated.', 'all-in-one-wp-migration' ) );
+
+		return $params;
+	}
+}

plugins/all-in-one-wp-migration/lib/model/import/class-ai1wm-import-options.php

@@ -0,0 +1,79 @@
+<?php
+/**
+ * Copyright (C) 2014-2025 ServMask Inc.
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ * Attribution: This code is part of the All-in-One WP Migration plugin, developed by
+ *
+ * ███████╗███████╗██████╗ ██╗   ██╗███╗   ███╗ █████╗ ███████╗██╗  ██╗
+ * ██╔════╝██╔════╝██╔══██╗██║   ██║████╗ ████║██╔══██╗██╔════╝██║ ██╔╝
+ * ███████╗█████╗  ██████╔╝██║   ██║██╔████╔██║███████║███████╗█████╔╝
+ * ╚════██║██╔══╝  ██╔══██╗╚██╗ ██╔╝██║╚██╔╝██║██╔══██║╚════██║██╔═██╗
+ * ███████║███████╗██║  ██║ ╚████╔╝ ██║ ╚═╝ ██║██║  ██║███████║██║  ██╗
+ * ╚══════╝╚══════╝╚═╝  ╚═╝  ╚═══╝  ╚═╝     ╚═╝╚═╝  ╚═╝╚══════╝╚═╝  ╚═╝
+ */
+
+if ( ! defined( 'ABSPATH' ) ) {
+	die( 'Kangaroos cannot jump here' );
+}
+
+class Ai1wm_Import_Options {
+
+	public static function execute( $params ) {
+		// Set progress
+		Ai1wm_Status::info( __( 'Preparing WordPress options...', 'all-in-one-wp-migration' ) );
+
+		// Get database client
+		$db_client = Ai1wm_Database_Utility::get_client();
+
+		$tables = $db_client->get_tables();
+
+		// Get base prefix
+		$base_prefix = ai1wm_table_prefix();
+
+		// Get mainsite prefix
+		$mainsite_prefix = ai1wm_table_prefix( 'mainsite' );
+
+		// Check WP sitemeta table exists
+		if ( in_array( "{$mainsite_prefix}sitemeta", $tables ) ) {
+
+			// Get fs_accounts option value (Freemius)
+			$result = $db_client->query( "SELECT meta_value FROM `{$mainsite_prefix}sitemeta` WHERE meta_key = 'fs_accounts'" );
+			if ( ( $row = $db_client->fetch_assoc( $result ) ) ) {
+				$fs_accounts = get_option( 'fs_accounts', array() );
+				$meta_value  = maybe_unserialize( $row['meta_value'] );
+
+				// Update fs_accounts option value (Freemius)
+				if ( ( $fs_accounts = array_merge( $fs_accounts, $meta_value ) ) ) {
+					if ( isset( $fs_accounts['users'], $fs_accounts['sites'] ) ) {
+						update_option( 'fs_accounts', $fs_accounts );
+					} else {
+						delete_option( 'fs_accounts' );
+						delete_option( 'fs_dbg_accounts' );
+						delete_option( 'fs_active_plugins' );
+						delete_option( 'fs_api_cache' );
+						delete_option( 'fs_dbg_api_cache' );
+						delete_option( 'fs_debug_mode' );
+					}
+				}
+			}
+		}
+
+		// Set progress
+		Ai1wm_Status::info( __( 'WordPress options prepared.', 'all-in-one-wp-migration' ) );
+
+		return $params;
+	}
+}

plugins/all-in-one-wp-migration/lib/model/import/class-ai1wm-import-permalinks.php

@@ -0,0 +1,48 @@
+<?php
+/**
+ * Copyright (C) 2014-2025 ServMask Inc.
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ * Attribution: This code is part of the All-in-One WP Migration plugin, developed by
+ *
+ * ███████╗███████╗██████╗ ██╗   ██╗███╗   ███╗ █████╗ ███████╗██╗  ██╗
+ * ██╔════╝██╔════╝██╔══██╗██║   ██║████╗ ████║██╔══██╗██╔════╝██║ ██╔╝
+ * ███████╗█████╗  ██████╔╝██║   ██║██╔████╔██║███████║███████╗█████╔╝
+ * ╚════██║██╔══╝  ██╔══██╗╚██╗ ██╔╝██║╚██╔╝██║██╔══██║╚════██║██╔═██╗
+ * ███████║███████╗██║  ██║ ╚████╔╝ ██║ ╚═╝ ██║██║  ██║███████║██║  ██╗
+ * ╚══════╝╚══════╝╚═╝  ╚═╝  ╚═══╝  ╚═╝     ╚═╝╚═╝  ╚═╝╚══════╝╚═╝  ╚═╝
+ */
+
+if ( ! defined( 'ABSPATH' ) ) {
+	die( 'Kangaroos cannot jump here' );
+}
+
+class Ai1wm_Import_Permalinks {
+
+	public static function execute( $params ) {
+		global $wp_rewrite;
+
+		// Set progress
+		Ai1wm_Status::info( __( 'Retrieving WordPress permalinks settings...', 'all-in-one-wp-migration' ) );
+
+		// Get using permalinks
+		$params['using_permalinks'] = (int) $wp_rewrite->using_permalinks();
+
+		// Set progress
+		Ai1wm_Status::info( __( 'WordPress permalinks settings retrieved.', 'all-in-one-wp-migration' ) );
+
+		return $params;
+	}
+}

plugins/all-in-one-wp-migration/lib/model/import/class-ai1wm-import-upload.php

@@ -0,0 +1,202 @@
+<?php
+/**
+ * Copyright (C) 2014-2025 ServMask Inc.
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ * Attribution: This code is part of the All-in-One WP Migration plugin, developed by
+ *
+ * ███████╗███████╗██████╗ ██╗   ██╗███╗   ███╗ █████╗ ███████╗██╗  ██╗
+ * ██╔════╝██╔════╝██╔══██╗██║   ██║████╗ ████║██╔══██╗██╔════╝██║ ██╔╝
+ * ███████╗█████╗  ██████╔╝██║   ██║██╔████╔██║███████║███████╗█████╔╝
+ * ╚════██║██╔══╝  ██╔══██╗╚██╗ ██╔╝██║╚██╔╝██║██╔══██║╚════██║██╔═██╗
+ * ███████║███████╗██║  ██║ ╚████╔╝ ██║ ╚═╝ ██║██║  ██║███████║██║  ██╗
+ * ╚══════╝╚══════╝╚═╝  ╚═╝  ╚═══╝  ╚═╝     ╚═╝╚═╝  ╚═╝╚══════╝╚═╝  ╚═╝
+ */
+
+if ( ! defined( 'ABSPATH' ) ) {
+	die( 'Kangaroos cannot jump here' );
+}
+
+class Ai1wm_Import_Upload {
+
+	public static function execute( $params ) {
+
+		// Get upload tmp name
+		if ( isset( $_FILES['upload_file']['tmp_name'] ) ) {
+			$upload_tmp_name = $_FILES['upload_file']['tmp_name'];
+		} else {
+			throw new Ai1wm_Upload_Exception(
+				wp_kses(
+					__(
+						'The uploaded file is missing a temporary path. The process cannot continue.
+						<a href="https://help.servmask.com/knowledgebase/upload-file-error/" target="_blank">Technical details</a>',
+						'all-in-one-wp-migration'
+					),
+					ai1wm_allowed_html_tags()
+				),
+				400
+			);
+		}
+
+		// Get upload error
+		if ( isset( $_FILES['upload_file']['error'] ) ) {
+			$upload_error = $_FILES['upload_file']['error'];
+		} else {
+			throw new Ai1wm_Upload_Exception(
+				wp_kses(
+					__(
+						'The uploaded file is missing an error code. The process cannot continue.
+						<a href="https://help.servmask.com/knowledgebase/upload-file-error/" target="_blank">Technical details</a>',
+						'all-in-one-wp-migration'
+					),
+					ai1wm_allowed_html_tags()
+				),
+				400
+			);
+		}
+
+		// Verify file extension
+		if ( ! ai1wm_is_filename_supported( ai1wm_archive_path( $params ) ) ) {
+			throw new Ai1wm_Upload_Exception(
+				wp_kses(
+					__(
+						'Invalid file type. Please ensure your file is a <strong>.wpress</strong> backup created with All-in-One WP Migration.
+						<a href="https://help.servmask.com/knowledgebase/invalid-backup-file/" target="_blank">Technical details</a>',
+						'all-in-one-wp-migration'
+					),
+					ai1wm_allowed_html_tags()
+				),
+				415
+			);
+		}
+
+		// Verify file data
+		if ( ! ai1wm_is_filedata_supported( $upload_tmp_name ) ) {
+			throw new Ai1wm_Upload_Exception(
+				wp_kses(
+					__(
+						'Invalid file data. Please ensure your file is a <strong>.wpress</strong> backup created with All-in-One WP Migration.
+						<a href="https://help.servmask.com/knowledgebase/invalid-backup-file/" target="_blank">Technical details</a>',
+						'all-in-one-wp-migration'
+					),
+					ai1wm_allowed_html_tags()
+				),
+				415
+			);
+		}
+
+		// Upload file data
+		switch ( $upload_error ) {
+			case UPLOAD_ERR_OK:
+				try {
+					ai1wm_copy( $upload_tmp_name, ai1wm_archive_path( $params ) );
+					ai1wm_unlink( $upload_tmp_name );
+				} catch ( Exception $e ) {
+					/* translators: Error message. */
+					throw new Ai1wm_Upload_Exception(
+						wp_kses(
+							sprintf(
+								__(
+									'Could not upload the file because %s. The process cannot continue.
+									<a href="https://help.servmask.com/knowledgebase/upload-file-error/" target="_blank">Technical details</a>',
+									'all-in-one-wp-migration'
+								),
+								$e->getMessage()
+							),
+							ai1wm_allowed_html_tags()
+						),
+						400
+					);
+				}
+
+				break;
+
+			case UPLOAD_ERR_INI_SIZE:
+			case UPLOAD_ERR_FORM_SIZE:
+			case UPLOAD_ERR_PARTIAL:
+			case UPLOAD_ERR_NO_FILE:
+				throw new Ai1wm_Upload_Exception(
+					wp_kses(
+						__(
+							'The uploaded file is too large for this server. The process cannot continue.
+							<a href="https://help.servmask.com/knowledgebase/upload-file-error/" target="_blank">Technical details</a>',
+							'all-in-one-wp-migration'
+						),
+						ai1wm_allowed_html_tags()
+					),
+					413
+				);
+
+			case UPLOAD_ERR_NO_TMP_DIR:
+				throw new Ai1wm_Upload_Exception(
+					wp_kses(
+						__(
+							'No temporary folder is available on the server. The process cannot continue.
+							<a href="https://help.servmask.com/knowledgebase/upload-file-error/" target="_blank">Technical details</a>',
+							'all-in-one-wp-migration'
+						),
+						ai1wm_allowed_html_tags()
+					),
+					400
+				);
+
+			case UPLOAD_ERR_CANT_WRITE:
+				throw new Ai1wm_Upload_Exception(
+					wp_kses(
+						__(
+							'Could not save the uploaded file. Please check file permissions and try again.
+							<a href="https://help.servmask.com/knowledgebase/upload-file-error/" target="_blank">Technical details</a>',
+							'all-in-one-wp-migration'
+						),
+						ai1wm_allowed_html_tags()
+					),
+					400
+				);
+
+			case UPLOAD_ERR_EXTENSION:
+				throw new Ai1wm_Upload_Exception(
+					wp_kses(
+						__(
+							'A PHP extension blocked this file upload. The process cannot continue.
+							<a href="https://help.servmask.com/knowledgebase/upload-file-error/" target="_blank">Technical details</a>',
+							'all-in-one-wp-migration'
+						),
+						ai1wm_allowed_html_tags()
+					),
+					400
+				);
+
+			default:
+				/* translators: Error code. */
+				throw new Ai1wm_Upload_Exception(
+					wp_kses(
+						sprintf(
+							__(
+								'An unknown error (code: %s) occurred during the file upload. The process cannot continue.
+								<a href="https://help.servmask.com/knowledgebase/upload-file-error/" target="_blank">Technical details</a>',
+								'all-in-one-wp-migration'
+							),
+							$upload_error
+						),
+						ai1wm_allowed_html_tags()
+					),
+					400
+				);
+		}
+
+		ai1wm_json_response( array( 'errors' => array() ) );
+		exit;
+	}
+}

plugins/all-in-one-wp-migration/lib/model/import/class-ai1wm-import-users.php

@@ -0,0 +1,71 @@
+<?php
+/**
+ * Copyright (C) 2014-2025 ServMask Inc.
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ * Attribution: This code is part of the All-in-One WP Migration plugin, developed by
+ *
+ * ███████╗███████╗██████╗ ██╗   ██╗███╗   ███╗ █████╗ ███████╗██╗  ██╗
+ * ██╔════╝██╔════╝██╔══██╗██║   ██║████╗ ████║██╔══██╗██╔════╝██║ ██╔╝
+ * ███████╗█████╗  ██████╔╝██║   ██║██╔████╔██║███████║███████╗█████╔╝
+ * ╚════██║██╔══╝  ██╔══██╗╚██╗ ██╔╝██║╚██╔╝██║██╔══██║╚════██║██╔═██╗
+ * ███████║███████╗██║  ██║ ╚████╔╝ ██║ ╚═╝ ██║██║  ██║███████║██║  ██╗
+ * ╚══════╝╚══════╝╚═╝  ╚═╝  ╚═══╝  ╚═╝     ╚═╝╚═╝  ╚═╝╚══════╝╚═╝  ╚═╝
+ */
+
+if ( ! defined( 'ABSPATH' ) ) {
+	die( 'Kangaroos cannot jump here' );
+}
+
+class Ai1wm_Import_Users {
+
+	public static function execute( $params ) {
+
+		// Check multisite.json file
+		if ( is_file( ai1wm_multisite_path( $params ) ) ) {
+
+			// Set progress
+			Ai1wm_Status::info( __( 'Preparing WordPress users...', 'all-in-one-wp-migration' ) );
+
+			// Read multisite.json file
+			$handle = ai1wm_open( ai1wm_multisite_path( $params ), 'r' );
+
+			// Parse multisite.json file
+			$multisite = ai1wm_read( $handle, filesize( ai1wm_multisite_path( $params ) ) );
+			$multisite = json_decode( $multisite, true );
+
+			// Close handle
+			ai1wm_close( $handle );
+
+			ai1wm_populate_roles();
+
+			// Set WordPress super admins
+			if ( isset( $multisite['Admins'] ) && ( $admins = $multisite['Admins'] ) ) {
+				foreach ( $admins as $username ) {
+					if ( ( $user = get_user_by( 'login', $username ) ) ) {
+						if ( $user->exists() ) {
+							$user->set_role( 'administrator' );
+						}
+					}
+				}
+			}
+
+			// Set progress
+			Ai1wm_Status::info( __( 'WordPress users prepared.', 'all-in-one-wp-migration' ) );
+		}
+
+		return $params;
+	}
+}

plugins/all-in-one-wp-migration/lib/model/import/class-ai1wm-import-validate-crc.php

@@ -0,0 +1,166 @@
+<?php
+/**
+ * Copyright (C) 2014-2025 ServMask Inc.
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ * Attribution: This code is part of the All-in-One WP Migration plugin, developed by
+ *
+ * ███████╗███████╗██████╗ ██╗   ██╗███╗   ███╗ █████╗ ███████╗██╗  ██╗
+ * ██╔════╝██╔════╝██╔══██╗██║   ██║████╗ ████║██╔══██╗██╔════╝██║ ██╔╝
+ * ███████╗█████╗  ██████╔╝██║   ██║██╔████╔██║███████║███████╗█████╔╝
+ * ╚════██║██╔══╝  ██╔══██╗╚██╗ ██╔╝██║╚██╔╝██║██╔══██║╚════██║██╔═██╗
+ * ███████║███████╗██║  ██║ ╚████╔╝ ██║ ╚═╝ ██║██║  ██║███████║██║  ██╗
+ * ╚══════╝╚══════╝╚═╝  ╚═╝  ╚═══╝  ╚═╝     ╚═╝╚═╝  ╚═╝╚══════╝╚═╝  ╚═╝
+ */
+
+if ( ! defined( 'ABSPATH' ) ) {
+	die( 'Kangaroos cannot jump here' );
+}
+
+class Ai1wm_Import_Validate_Crc {
+
+	public static function execute( $params ) {
+		$archive_bytes_read = 0;
+
+		// Skip validation for v1 archives (no CRC available)
+		if ( empty( $params['archive_crc_value'] ) ) {
+			return $params;
+		}
+
+		// Set progress
+		Ai1wm_Status::info( __( 'Validating archive checksum...', 'all-in-one-wp-migration' ) );
+
+		// Set archive bytes remaining
+		if ( isset( $params['archive_bytes_remaining'] ) ) {
+			$archive_bytes_remaining = (int) $params['archive_bytes_remaining'];
+		} elseif ( isset( $params['archive_crc_size'] ) ) {
+			$archive_bytes_remaining = (int) $params['archive_crc_size'];
+		} else {
+			$archive_bytes_remaining = 0;
+		}
+
+		// Set archive bytes offset
+		if ( isset( $params['archive_bytes_offset'] ) ) {
+			$archive_bytes_offset = (int) $params['archive_bytes_offset'];
+		} else {
+			$archive_bytes_offset = 0;
+		}
+
+		// Set file CRC
+		$file_crc = null;
+		if ( isset( $params['file_crc'] ) ) {
+			$file_crc = $params['file_crc'];
+		}
+
+		// Flag to hold if file data has been processed
+		$completed = true;
+
+		// Start time
+		$start = microtime( true );
+
+		// Initialize CRC context
+		$hash_ctx = Ai1wm_Crc::init_crc32();
+
+		// Open archive for reading
+		if ( ( $file_handle = ai1wm_open( ai1wm_archive_path( $params ), 'rb' ) ) ) {
+			if ( fseek( $file_handle, $archive_bytes_offset, SEEK_SET ) !== -1 ) {
+
+				// Process file in chunks
+				while ( $archive_bytes_remaining > 0 ) {
+					if ( ( $file_content = ai1wm_read( $file_handle, min( Ai1wm_Archiver::READ_CHUNK_SIZE, $archive_bytes_remaining ) ) ) !== false ) {
+
+						// Empty read indicates EOF
+						if ( strlen( $file_content ) === 0 ) {
+							break;
+						}
+
+						// Add the amount of bytes we read
+						$archive_bytes_read += strlen( $file_content );
+
+						// Subtract the amount of bytes we read
+						$archive_bytes_remaining -= strlen( $file_content );
+
+						// Update CRC with original content
+						Ai1wm_Crc::update_crc32( $hash_ctx, $file_content );
+					}
+
+					// Time elapsed
+					if ( ( $timeout = apply_filters( 'ai1wm_completed_timeout', 10 ) ) ) {
+						if ( ( microtime( true ) - $start ) > $timeout ) {
+							$completed = false;
+							break;
+						}
+					}
+				}
+
+				// Get archive bytes offset
+				$archive_bytes_offset += $archive_bytes_read;
+			}
+
+			ai1wm_close( $file_handle );
+		}
+
+		// Combine and finalize CRC
+		if ( empty( $file_crc ) ) {
+			$params['file_crc'] = Ai1wm_Crc::finalize_crc32( $hash_ctx );
+		} else {
+			$params['file_crc'] = Ai1wm_Crc::combine_crc32( $file_crc, Ai1wm_Crc::finalize_crc32( $hash_ctx ), $archive_bytes_read );
+		}
+
+		// End of the archive file?
+		if ( $completed ) {
+
+			// Validate CRC value
+			if ( $params['archive_crc_value'] !== $params['file_crc'] ) {
+				throw new Ai1wm_CRC_Exception(
+					wp_kses(
+						__(
+							'This backup file is damaged and can\'t be imported.<br />' .
+							'Try downloading or transferring the file again.<br /><br />' .
+							'<strong>Reason:</strong> File integrity check failed (CRC mismatch). <a href="https://help.servmask.com/knowledgebase/import-failed-crc-mismatch/" target="_blank">Technical details</a>',
+							'all-in-one-wp-migration'
+						),
+						ai1wm_allowed_html_tags()
+					)
+				);
+			}
+
+			// Unset file CRC
+			unset( $params['file_crc'] );
+
+			// Unset archive bytes remaining
+			unset( $params['archive_bytes_remaining'] );
+
+			// Unset archive bytes offset
+			unset( $params['archive_bytes_offset'] );
+
+			// Unset completed flag
+			unset( $params['completed'] );
+
+		} else {
+
+			// St archive bytes remaining
+			$params['archive_bytes_remaining'] = $archive_bytes_remaining;
+
+			// Set archive bytes offset
+			$params['archive_bytes_offset'] = $archive_bytes_offset;
+
+			// Set completed flag
+			$params['completed'] = $completed;
+		}
+
+		return $params;
+	}
+}

plugins/all-in-one-wp-migration/lib/model/import/class-ai1wm-import-validate.php

@@ -0,0 +1,108 @@
+<?php
+/**
+ * Copyright (C) 2014-2025 ServMask Inc.
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ * Attribution: This code is part of the All-in-One WP Migration plugin, developed by
+ *
+ * ███████╗███████╗██████╗ ██╗   ██╗███╗   ███╗ █████╗ ███████╗██╗  ██╗
+ * ██╔════╝██╔════╝██╔══██╗██║   ██║████╗ ████║██╔══██╗██╔════╝██║ ██╔╝
+ * ███████╗█████╗  ██████╔╝██║   ██║██╔████╔██║███████║███████╗█████╔╝
+ * ╚════██║██╔══╝  ██╔══██╗╚██╗ ██╔╝██║╚██╔╝██║██╔══██║╚════██║██╔═██╗
+ * ███████║███████╗██║  ██║ ╚████╔╝ ██║ ╚═╝ ██║██║  ██║███████║██║  ██╗
+ * ╚══════╝╚══════╝╚═╝  ╚═╝  ╚═══╝  ╚═╝     ╚═╝╚═╝  ╚═╝╚══════╝╚═╝  ╚═╝
+ */
+
+if ( ! defined( 'ABSPATH' ) ) {
+	die( 'Kangaroos cannot jump here' );
+}
+
+class Ai1wm_Import_Validate {
+
+	public static function execute( $params ) {
+
+		// Verify file if size > 2GB and PHP = 32-bit
+		if ( ! ai1wm_is_filesize_supported( ai1wm_archive_path( $params ) ) ) {
+			throw new Ai1wm_Import_Exception(
+				wp_kses(
+					__(
+						'Your server uses 32-bit PHP and cannot process files larger than 2GB. Please switch to 64-bit PHP and try again.
+						<a href="https://help.servmask.com/knowledgebase/php-32bit/" target="_blank">Technical details</a>',
+						'all-in-one-wp-migration'
+					),
+					ai1wm_allowed_html_tags()
+				)
+			);
+		}
+
+		// Verify file name extension
+		if ( ! ai1wm_is_filename_supported( ai1wm_archive_path( $params ) ) ) {
+			throw new Ai1wm_Import_Exception(
+				wp_kses(
+					__(
+						'Invalid file type. Please ensure your file is a <strong>.wpress</strong> backup created with All-in-One WP Migration.
+						<a href="https://help.servmask.com/knowledgebase/invalid-backup-file/" target="_blank">Technical details</a>',
+						'all-in-one-wp-migration'
+					),
+					ai1wm_allowed_html_tags()
+				)
+			);
+		}
+
+		// Set progress
+		Ai1wm_Status::info( __( 'Unpacking configuration...', 'all-in-one-wp-migration' ) );
+
+		// Open the archive file for reading
+		$archive = new Ai1wm_Extractor( ai1wm_archive_path( $params ) );
+
+		// Validate the archive file consistency
+		if ( ! $archive->is_valid() ) {
+			throw new Ai1wm_Import_Exception(
+				wp_kses(
+					__( 'The archive file appears to be corrupted. Follow <a href="https://help.servmask.com/knowledgebase/corrupted-archive/" target="_blank">this article</a> for possible fixes.', 'all-in-one-wp-migration' ),
+					ai1wm_allowed_html_tags()
+				)
+			);
+		}
+
+		// Unpack package.json and multisite.json files
+		$archive->extract_by_files_array( ai1wm_storage_path( $params ), array( AI1WM_PACKAGE_NAME, AI1WM_MULTISITE_NAME ) );
+
+		// Check package.json file
+		if ( false === is_file( ai1wm_package_path( $params ) ) ) {
+			throw new Ai1wm_Import_Exception(
+				wp_kses(
+					__(
+						'Please ensure your file was created with the All-in-One WP Migration plugin.
+						<a href="https://help.servmask.com/knowledgebase/invalid-backup-file/" target="_blank">Technical details</a>',
+						'all-in-one-wp-migration'
+					),
+					ai1wm_allowed_html_tags()
+				)
+			);
+		}
+
+		// Set archive CRC value
+		$params['archive_crc_value'] = $archive->get_archive_crc_value();
+
+		// Set archive CRC size
+		$params['archive_crc_size'] = $archive->get_archive_crc_size();
+
+		// Close the archive file
+		$archive->close();
+
+		return $params;
+	}
+}