<?php

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/**

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* Functions for cleaning data when the plugin is uninstalled.

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*

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* @package Code_Snippets

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*

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* phpcs:disable WordPress.DB.DirectDatabaseQuery.NoCaching

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*/

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namespace Code_Snippets\Uninstall;

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/**

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* Determine whether the option for allowing a complete uninstallation is enabled.

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*

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* @return boolean

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*/

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function complete_uninstall_enabled(): bool {

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$unified = false;

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if ( is_multisite() ) {

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$menu_perms = get_site_option( 'menu_items', [] );

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$unified = empty( $menu_perms['snippets_settings'] );

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}

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$settings = $unified ? get_site_option( 'code_snippets_settings' ) : get_option( 'code_snippets_settings' );

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return isset( $settings['general']['complete_uninstall'] ) && $settings['general']['complete_uninstall'];

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}

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/**

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* Clean up data created by this plugin for a single site

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*

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* phpcs:disable WordPress.DB.DirectDatabaseQuery.SchemaChange

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*/

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function uninstall_current_site() {

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global $wpdb;

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$wpdb->query( "DROP TABLE IF EXISTS {$wpdb->prefix}snippets" );

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delete_option( 'code_snippets_version' );

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delete_option( 'recently_activated_snippets' );

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delete_option( 'code_snippets_settings' );

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delete_option( 'code_snippets_cloud_settings' );

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delete_transient( 'cs_codevault_snippets' );

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delete_transient( 'cs_local_to_cloud_map' );

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}

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/**

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* Clean up data created by this plugin on multisite.

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*

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* phpcs:disable WordPress.DB.DirectDatabaseQuery.SchemaChange

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*/

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function uninstall_multisite() {

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global $wpdb;

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// Loop through sites.

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$blog_ids = get_sites( [ 'fields' => 'ids' ] );

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foreach ( $blog_ids as $site_id ) {

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switch_to_blog( $site_id );

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uninstall_current_site();

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}

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restore_current_blog();

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// Remove network snippets table.

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$wpdb->query( "DROP TABLE IF EXISTS {$wpdb->prefix}ms_snippets" );

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// Remove saved options.

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delete_site_option( 'code_snippets_version' );

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delete_site_option( 'recently_activated_snippets' );

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}

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function delete_flat_files_directory() {

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$flat_files_dir = WP_CONTENT_DIR . '/code-snippets';

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if ( ! is_dir( $flat_files_dir ) ) {

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return;

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}

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if ( ! function_exists( 'request_filesystem_credentials' ) ) {

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require_once ABSPATH . 'wp-admin/includes/file.php';

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}

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global $wp_filesystem;

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WP_Filesystem();

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if ( $wp_filesystem && $wp_filesystem->is_dir( $flat_files_dir ) ) {

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$wp_filesystem->delete( $flat_files_dir, true );

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}

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}

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/**

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* Uninstall the Code Snippets plugin.

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*

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* @return void

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*/

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function uninstall_plugin() {

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if ( complete_uninstall_enabled() ) {

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if ( is_multisite() ) {

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uninstall_multisite();

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} else {

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uninstall_current_site();

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}

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delete_flat_files_directory();

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}

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}

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