installed plugin Subscribe2 version 10.35

wp-content/plugins/subscribe2/uninstall.php

@@ -0,0 +1,51 @@
+<?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" );
+}