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Editing: uninstall.php
<?php /** * Uninstall UpdraftPlus Plugin * * Executed when the plugin is uninstalled. * Removes all plugin-related options, schedules, and temporary data. */ // phpcs:disable WordPress.DB.DirectDatabaseQuery.DirectQuery -- Direct $wpdb query is required for this operation. // phpcs:disable WordPress.DB.DirectDatabaseQuery.NoCaching -- some query operations need to always receive the most up-to-date or actual data directly from the database, reducing the risk of serving stale information. if (!defined('WP_UNINSTALL_PLUGIN')) exit; $deinstall_option = get_site_option('updraftplus_deinstall_option', 'no'); /** * Respect user preference (if set to "no", keep data) */ if ('no' === $deinstall_option) { return; } $class_updraftplus_file_path = plugin_dir_path(__FILE__).'class-updraftplus.php'; if (!is_file($class_updraftplus_file_path)) return; require_once($class_updraftplus_file_path); if (!function_exists('updraftplus_uninstall_clear_options_transients')) { /** * Clear options and transients from the option table */ function updraftplus_uninstall_clear_options_transients() { global $udp_settings_keys, $wpdb; $options_list = implode(',', array_fill(0, count(array_merge($udp_settings_keys['options'], $udp_settings_keys['meta'])), '%s')); $sql = $wpdb->prepare("DELETE FROM {$wpdb->options} WHERE option_name IN ($options_list)", array_merge($udp_settings_keys['options'], $udp_settings_keys['meta'])); // phpcs:ignore WordPress.DB.PreparedSQL.InterpolatedNotPrepared, WordPress.DB.PreparedSQLPlaceholders.UnfinishedPrepare -- Dynamic placeholders for IN clause are prepared; interpolation is required for variable number of keys. $wpdb->query($sql); // phpcs:ignore WordPress.DB.PreparedSQL.NotPrepared -- The query is prepared above with dynamic placeholders, so this direct query execution is intentional and safe. foreach ($udp_settings_keys['prefixed_options'] as $pattern) { $wpdb->query($wpdb->prepare("DELETE FROM {$wpdb->options} WHERE option_name LIKE %s", $pattern)); } foreach ($udp_settings_keys['transients'] as $pattern) { $wpdb->query($wpdb->prepare("DELETE FROM {$wpdb->options} WHERE option_name = %s OR option_name = %s OR option_name = %s OR option_name = %s", '_transient_'.$pattern, '_site_transient_'.$pattern, '_transient_timeout_'.$pattern, '_site_transient_timeout_'.$pattern)); } foreach ($udp_settings_keys['prefixed_transients'] as $pattern) { $wpdb->query($wpdb->prepare("DELETE FROM {$wpdb->options} WHERE option_name LIKE %s OR option_name LIKE %s OR option_name LIKE %s OR option_name LIKE %s", '_transient_'.$pattern, '_site_transient_'.$pattern, '_transient_timeout_'.$pattern, '_site_transient_timeout_'.$pattern)); } } } global $wpdb, $udp_settings_keys; $udp_settings_keys = UpdraftPlus::get_system_identifiers_list(); updraftplus_uninstall_clear_options_transients(); /** * If multisite: delete site-wide (network) options and subsite-specific ones */ if (is_multisite()) { // Delete options stored in wp_sitemeta array_walk($udp_settings_keys['meta'], 'delete_site_option'); // remove any data in the sitemeta table that has meta_key prefixed with "updraftplus_" (e.g. updraftplus_options, updraftplus_product_key, updraftplus_product_keymeta, etc.) foreach ($udp_settings_keys['prefixed_options'] as $pattern) { $wpdb->query($wpdb->prepare("DELETE FROM {$wpdb->sitemeta} WHERE meta_key LIKE %s", $pattern)); } foreach ($udp_settings_keys['transients'] as $pattern) { $wpdb->query($wpdb->prepare("DELETE FROM {$wpdb->sitemeta} WHERE meta_key = %s OR meta_key = %s", '_site_transient_'.$pattern, '_site_transient_timeout_'.$pattern)); } foreach ($udp_settings_keys['prefixed_transients'] as $pattern) { $wpdb->query($wpdb->prepare("DELETE FROM {$wpdb->sitemeta} WHERE meta_key LIKE %s OR meta_key LIKE %s", '_site_transient_'.$pattern, '_site_transient_timeout_'.$pattern)); } $main_blog_id = function_exists('get_main_site_id') ? get_main_site_id() : get_current_site()->blog_id; if (function_exists('get_sites')) { $subsites = get_sites(array('fields' => 'ids', 'site__not_in' => array($main_blog_id))); } else { $raw_sites = wp_get_sites(); // phpcs:ignore WordPress.WP.DeprecatedFunctions.wp_get_sitesFound -- wp_get_sites() is used as a fallback for WP < 4.6 legacy support only. $subsites = array(); foreach ($raw_sites as $site) { if ((int) $site['blog_id'] !== (int) $main_blog_id) { $subsites[] = $site['blog_id']; } } } foreach ($subsites as $blog_id) { switch_to_blog($blog_id); updraftplus_uninstall_clear_options_transients(); restore_current_blog(); } } /** * Clear scheduled crons */ foreach ($udp_settings_keys['crons'] as $hook) { wp_clear_scheduled_hook($hook); } delete_site_option('updraftplus_deinstall_option');
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