laipower/wp-content/plugins/subscribe2/uninstall.php

52 lines
1.7 KiB
PHP

<?php
if ( ! defined( 'ABSPATH' ) && ! defined( 'WP_UNINSTALL_PLUGIN' ) ) {
// Make sure not to call this file directly
exit();
} else {
// Is Subscribe2 HTML active
if ( is_plugin_active( 'subscribe2_html/subscribe2.php' ) ) {
return;
}
// Is this WordPressMU or not?
if ( isset( $wpmu_version ) || strpos( $wp_version, 'wordpress-mu' ) ) {
$s2_mu = true;
}
if ( function_exists( 'is_multisite' ) && is_multisite() ) {
$s2_mu = true;
}
if ( $s2_mu ) {
global $wpdb;
$blogs = $wpdb->get_col( "SELECT blog_id FROM {$wpdb->blogs}" );
foreach ( $blogs as $blog ) {
switch_to_blog( $blog );
s2_uninstall();
restore_current_blog();
}
} else {
s2_uninstall();
}
}
function s2_uninstall() {
global $wpdb;
// delete entry from wp_options table
delete_option( 'subscribe2_options' );
// delete legacy entry from wp-options table
delete_option( 's2_future_posts' );
// remove and scheduled events
wp_clear_scheduled_hook( 's2_digest_cron' );
// delete usermeta data for registered users
// use LIKE and % wildcard as meta_key names are prepended on WPMU
// and s2_cat is appended with category ID integer
$wpdb->query( "DELETE from $wpdb->usermeta WHERE meta_key LIKE '%s2_cat%'" );
$wpdb->query( "DELETE from $wpdb->usermeta WHERE meta_key LIKE '%s2_subscribed'" );
$wpdb->query( "DELETE from $wpdb->usermeta WHERE meta_key LIKE '%s2_format'" );
$wpdb->query( "DELETE from $wpdb->usermeta WHERE meta_key LIKE '%s2_autosub'" );
// delete any postmeta data that supressed notifications
$wpdb->query( "DELETE from $wpdb->postmeta WHERE meta_key = 's2mail'" );
// drop the subscribe2 table
$wpdb->query( "DROP TABLE IF EXISTS {$wpdb->prefix}subscribe2" );
}