'seo_description',
'new_key' => 'metadesc',
],
[
'old_key' => 'seo_title',
'new_key' => 'title',
],
[
'old_key' => 'seo_noindex',
'new_key' => 'meta-robots-noindex',
],
[
'old_key' => 'seo_follow',
'new_key' => 'meta-robots-nofollow',
],
];
/**
* Holds the meta fields we can delete after import.
*
* @var array
*/
protected $cleanup_metas = [
'seo_follow',
'seo_noindex',
'seo_title',
'seo_description',
'seo_keywords',
];
/**
* Holds the options we can delete after import.
*
* @var array
*/
protected $cleanup_options = [
'seo_woo_archive_layout',
'seo_woo_single_layout',
'seo_woo_page_layout',
'seo_woo_wp_title',
'seo_woo_meta_single_desc',
'seo_woo_meta_single_key',
'seo_woo_home_layout',
];
/**
* Cleans up the WooThemes SEO settings.
*
* @return bool Cleanup status.
*/
protected function cleanup() {
$result = $this->cleanup_meta();
if ( $result ) {
$this->cleanup_options();
}
return $result;
}
/**
* Removes the Woo Options from the database.
*
* @return void
*/
private function cleanup_options() {
foreach ( $this->cleanup_options as $option ) {
delete_option( $option );
}
}
/**
* Removes the post meta fields from the database.
*
* @return bool Cleanup status.
*/
private function cleanup_meta() {
foreach ( $this->cleanup_metas as $key ) {
$result = $this->cleanup_meta_key( $key );
if ( ! $result ) {
return false;
}
}
return true;
}
/**
* Removes a single meta field from the postmeta table in the database.
*
* @param string $key The meta_key to delete.
*
* @return bool Cleanup status.
*/
private function cleanup_meta_key( $key ) {
global $wpdb;
$wpdb->query(
$wpdb->prepare(
"DELETE FROM {$wpdb->postmeta} WHERE meta_key = %s",
$key,
),
);
return $wpdb->__get( 'result' );
}
}