first commit

wp-content/plugins/wp-optimize/optimizations/usermeta.php

@@ -0,0 +1,134 @@
+<?php
+
+if (!defined('WPO_VERSION')) die('No direct access allowed');
+
+class WP_Optimization_usermeta extends WP_Optimization {
+
+	public $ui_sort_order = 8001;
+
+	public $available_for_auto = true;
+
+	public $available_for_saving = true;
+
+	public $auto_default = false;
+
+	/**
+	 * Prepare data for preview widget.
+	 *
+	 * @param array $params
+	 *
+	 * @return array
+	 */
+	public function preview($params) {
+		// get data requested for preview.
+		$sql = $this->wpdb->prepare(
+			"SELECT um.* FROM `" . $this->wpdb->usermeta . "` um".
+			" LEFT JOIN `" . $this->wpdb->users . "` wu ON wu.ID = um.user_id".
+			" WHERE wu.ID IS NULL".
+			" ORDER BY um.umeta_id LIMIT %d, %d;",
+			array(
+				$params['offset'],
+				$params['limit'],
+			)
+		);
+
+		$users = $this->wpdb->get_results($sql, ARRAY_A);
+
+		// get total count user meta for optimization.
+		$sql = "SELECT COUNT(*) FROM `" . $this->wpdb->usermeta . "` um LEFT JOIN `" . $this->wpdb->users . "` wu ON wu.ID = um.user_id WHERE wu.ID IS NULL;";
+
+		$total = $this->wpdb->get_var($sql);
+
+		return array(
+			'id_key' => 'umeta_id',
+			'columns' => array(
+				'umeta_id' => __('ID', 'wp-optimize'),
+				'user_id' => __('User ID', 'wp-optimize'),
+				'meta_key' => __('Meta Key', 'wp-optimize'),
+				'meta_value' => __('Meta Value', 'wp-optimize'),
+			),
+			'offset' => $params['offset'],
+			'limit' => $params['limit'],
+			'total' => $total,
+			'data' => $this->htmlentities_array($users, array('ID')),
+			'message' => $total > 0 ? '' : __('No orphaned user meta data in your database', 'wp-optimize'),
+		);
+	}
+
+	/**
+	 * Do actions after optimize() function.
+	 */
+	public function after_optimize() {
+		$message = sprintf(_n('%s orphaned user meta data deleted', '%s orphaned user meta data deleted', $this->processed_count, 'wp-optimize'), number_format_i18n($this->processed_count));
+
+		if ($this->is_multisite_mode()) {
+			$message .= ' ' . sprintf(_n('across %s site', 'across %s sites', count($this->blogs_ids), 'wp-optimize'), count($this->blogs_ids));
+		}
+
+		$this->logger->info($message);
+		$this->register_output($message);
+	}
+
+	/**
+	 * Do optimization.
+	 */
+	public function optimize() {
+		$clean = "DELETE um FROM `" . $this->wpdb->usermeta . "` um LEFT JOIN `" . $this->wpdb->users . "` wu ON wu.ID = um.user_id WHERE wu.ID IS NULL";
+
+		// if posted ids in params, then remove only selected items. used by preview widget.
+		if (isset($this->data['ids'])) {
+			$clean .= ' AND um.umeta_id in ('.join(',', $this->data['ids']).')';
+		}
+
+		$clean .= ";";
+
+		$usermeta = $this->query($clean);
+		$this->processed_count += $usermeta;
+	}
+
+	/**
+	 * Do actions after get_info() function.
+	 */
+	public function after_get_info() {
+		if ($this->found_count) {
+			$message = sprintf(_n('%s orphaned user meta data in your database', '%s orphaned user meta data in your database', $this->found_count, 'wp-optimize'), number_format_i18n($this->found_count));
+		} else {
+			$message = __('No orphaned user meta data in your database', 'wp-optimize');
+		}
+
+		if ($this->is_multisite_mode()) {
+			$message .= ' ' . sprintf(_n('across %s site', 'across %s sites', count($this->blogs_ids), 'wp-optimize'), count($this->blogs_ids));
+		}
+
+		// add preview link to message.
+		if ($this->found_count > 0) {
+			$message = $this->get_preview_link($message);
+		}
+
+		$this->register_output($message);
+	}
+
+	/**
+	 * Get count of unoptimized items.
+	 */
+	public function get_info() {
+		$sql = "SELECT COUNT(*) FROM `" . $this->wpdb->usermeta . "` um LEFT JOIN `" . $this->wpdb->users . "` wu ON wu.ID = um.user_id WHERE wu.ID IS NULL;";
+		$usermeta = $this->wpdb->get_var($sql);
+
+		$this->found_count += $usermeta;
+	}
+
+	/**
+	 * Get settings label.
+	 */
+	public function settings_label() {
+		return __('Clean user meta data', 'wp-optimize');
+	}
+
+	/**
+	 * Get auto option description.
+	 */
+	public function get_auto_option_description() {
+		return __('Remove orphaned user meta', 'wp-optimize');
+	}
+}