fix

wp-content/plugins/robin-image-optimizer/uninstall.php

@@ -0,0 +1,84 @@
+<?php
+
+// if uninstall.php is not called by WordPress, die
+if ( ! defined( 'WP_UNINSTALL_PLUGIN' ) ) {
+	die;
+}
+
+// remove plugin options
+global $wpdb;
+
+if ( is_multisite() ) {
+	$wpdb->query( "DELETE FROM {$wpdb->sitemeta}options WHERE option_name LIKE 'wbcr_io_%';" );
+
+	$blogs = $wpdb->get_col( "SELECT blog_id FROM $wpdb->blogs" );
+	if ( ! empty( $blogs ) ) {
+		foreach ( $blogs as $id ) {
+
+			switch_to_blog( $id );
+
+			$wpdb->query( "DELETE FROM {$wpdb->postmeta} WHERE meta_key LIKE 'wio_%';" );
+			$io_db_table = $wpdb->prefix . 'rio_process_queue';
+			$wpdb->query( "DROP TABLE IF EXISTS {$io_db_table};" );
+			restore_current_blog();
+		}
+	}
+} else {
+	$io_db_table = $wpdb->prefix . 'rio_process_queue';
+	$wpdb->query( "DELETE FROM {$wpdb->options} WHERE option_name LIKE 'wbcr_io_%';" );
+	$wpdb->query( "DELETE FROM {$wpdb->postmeta} WHERE meta_key LIKE 'wio_%';" );
+	$wpdb->query( "DROP TABLE IF EXISTS {$io_db_table};" );
+}
+
+// REMOVE Backup dir
+// --------------------------------------------------------------------------
+require_once __DIR__ . '/includes/functions.php';
+
+$wp_upload_dir = wp_upload_dir();
+
+if ( isset( $wp_upload_dir['error'] ) && $wp_upload_dir['error'] !== false ) {
+	return;
+}
+
+$wp_upload_dir_path = wp_normalize_path( trailingslashit( $wp_upload_dir['basedir'] ) );
+
+// REMOVE BACKUP DIR
+// --------------------------------------------------------------------------
+$backup_dir = $wp_upload_dir_path . 'wio_backup';
+
+if ( file_exists( $backup_dir ) ) {
+	wrio_rmdir( $backup_dir );
+}
+
+// --------------------------------------------------------------------------
+
+// REMOVE WebP DIR
+// This directory is left over from old plugin version. From version 1.3.6,
+// webp images are saved to same directory in which the image was stored,
+// from which a copy was made in webp format.
+// --------------------------------------------------------------------------
+$webp_dir_path = $wp_upload_dir_path . 'wrio-webp-uploads';
+
+if ( file_exists( $webp_dir_path ) ) {
+	wrio_rmdir( $webp_dir_path );
+
+	return true;
+}
+
+// REMOVE LOG DIR
+// --------------------------------------------------------------------------
+$log_dir_path = $wp_upload_dir_path . 'wrio';
+
+if ( file_exists( $log_dir_path ) ) {
+	wrio_rmdir( $log_dir_path );
+}
+// --------------------------------------------------------------------------
+
+// REMOVE OLD LOG FILE
+// This file was used up to version 1.3.3. Another error logging structure is being used.
+$old_log_file_path = $wp_upload_dir_path . 'wio.log';
+
+if ( file_exists( $old_log_file_path ) ) {
+	@unlink( $old_log_file_path );
+}
+// --------------------------------------------------------------------------