uninstall.php

<?php
/**
 * @package Directorist
 */
defined( 'WP_UNINSTALL_PLUGIN' ) || exit;

global $wpdb;

include_once( "directorist-base.php" );

// Clear schedules
wp_clear_scheduled_hook( 'directorist_hourly_scheduled_events' );

function directorist_uninstall() {
    global $wpdb;

    // Delete selected pages
    wp_delete_post( get_directorist_option( 'add_listing_page' ), true );
    wp_delete_post( get_directorist_option( 'all_listing_page' ), true );
    wp_delete_post( get_directorist_option( 'user_dashboard' ), true );
    wp_delete_post( get_directorist_option( 'author_profile_page' ), true );
    wp_delete_post( get_directorist_option( 'all_categories_page' ), true );
    wp_delete_post( get_directorist_option( 'single_category_page' ), true );
    wp_delete_post( get_directorist_option( 'all_locations_page' ), true );
    wp_delete_post( get_directorist_option( 'single_location_page' ), true );
    wp_delete_post( get_directorist_option( 'single_tag_page' ), true );
    wp_delete_post( get_directorist_option( 'custom_registration' ), true );
    wp_delete_post( get_directorist_option( 'user_login' ), true );
    wp_delete_post( get_directorist_option( 'search_listing' ), true );
    wp_delete_post( get_directorist_option( 'search_result_page' ), true );
    wp_delete_post( get_directorist_option( 'checkout_page' ), true );
    wp_delete_post( get_directorist_option( 'payment_receipt_page' ), true );
    wp_delete_post( get_directorist_option( 'transaction_failure_page' ), true );
    wp_delete_post( get_directorist_option( 'privacy_policy' ), true );
    wp_delete_post( get_directorist_option( 'terms_conditions' ), true );

    // Delete posts and data
    $wpdb->query( "DELETE FROM {$wpdb->posts} WHERE post_type IN ('at_biz_dir', 'atbdp_fields', 'atbdp_orders', 'atbdp_listing_review', 'atbdp_pricing_plans', 'dcl_claim_listing');" );

    // Delete all metabox
    $wpdb->query( "DELETE FROM {$wpdb->postmeta} WHERE post_id NOT IN (SELECT ID FROM {$wpdb->posts});" );

    // Delete term relationships
    $wpdb->query( "DELETE FROM {$wpdb->term_relationships} WHERE object_id NOT IN (SELECT ID FROM {$wpdb->posts});" );

    // Delete all taxonomy
    $wpdb->query( "DELETE FROM {$wpdb->term_taxonomy} WHERE taxonomy = 'at_biz_dir-location'" );
    $wpdb->query( "DELETE FROM {$wpdb->term_taxonomy} WHERE taxonomy = 'at_biz_dir-category'" );
    $wpdb->query( "DELETE FROM {$wpdb->term_taxonomy} WHERE taxonomy = 'at_biz_dir-tags'" );
    $wpdb->query( "DELETE FROM {$wpdb->term_taxonomy} WHERE taxonomy = 'atbdp_listing_types'" );

    // Delete all term meta
    $wpdb->query( "DELETE FROM {$wpdb->termmeta} WHERE term_id NOT IN (SELECT term_id FROM {$wpdb->term_taxonomy});" );
    $wpdb->query( "DELETE FROM {$wpdb->terms} WHERE term_id NOT IN (SELECT term_id FROM {$wpdb->term_taxonomy});" );

    // Delete review database
    $wpdb->query( "DROP TABLE IF EXISTS {$wpdb->prefix}atbdp_review" );

    // Delete usermeta
    $wpdb->query( "DELETE FROM $wpdb->usermeta WHERE meta_key LIKE '%atbdp%';" );
    $wpdb->query( "DELETE FROM $wpdb->usermeta WHERE meta_key = 'pro_pic';" );

    // Delete all the Plugin Options
    $atbdp_settings = [
        "{$wpdb->prefix}atbdp_review_db_version",
        'atbdp_option',
        'widget_bdpl_widget',
        'widget_bdvd_widget',
        'widget_bdco_widget',
        'widget_bdsb_widget',
        'widget_bdlf_widget',
        'widget_bdcw_widget',
        'widget_bdlw_widget',
        'widget_bdtw_widget',
        'widget_bdsw_widget',
        'widget_bdmw_widget',
        'widget_bdamw_widget',
        'widget_bdsl_widget',
        'widget_bdsi_widget',
        'widget_bdfl_widget',
        'atbdp_meta_version',
        'atbdp_pages_version',
        'atbdp_roles_mapped',
        'atbdp_roles_version',
        'at_biz_dir-location_children',
        'at_biz_dir-category_children',
    ];

    foreach ( $atbdp_settings as $settings ) {
        delete_option( $settings );
    }
}

if ( is_multisite() ) {
    $original_blog_id = get_current_blog_id();
    $sites = get_sites();

    foreach ( $sites as $site ) {
        switch_to_blog( $site->blog_id );
        
        if ( ! get_directorist_option( 'enable_uninstall',0 ) ) {
            continue;
        }

        directorist_uninstall();
        restore_current_blog();
    }

    switch_to_blog( $original_blog_id );
} else {
    if ( ! get_directorist_option( 'enable_uninstall',0 ) ) {
        return;
    }
    
    directorist_uninstall();
}