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<?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');
}
}