parent_save_pre │ хук-фильтр │ WP 2.3.0

Filters the value of a specific field before saving.

Only applied to post fields with a name which is prefixed with post_.

• author_save_pre
• date_save_pre
• date_gmt_save_pre
• content_save_pre
• title_save_pre
• excerpt_save_pre
• status_save_pre
• password_save_pre
• name_save_pre
• modified_save_pre
• modified_gmt_save_pre
• content_filtered_save_pre
• parent_save_pre
• type_save_pre
• mime_type_save_pre

Использование

add_filter( 'parent_save_pre', 'wp_kama_parent_save_pre_filter' );

/**
 * Function for `parent_save_pre` filter-hook.
 * 
 * @param mixed $value Value of the post field.
 *
 * @return mixed
 */
function wp_kama_parent_save_pre_filter( $value ){

	// filter...
	return $value;
}

$value(разное)

Value of the post field.

Список изменений

Где вызывается хук

$value = apply_filters( "{$field_no_prefix}_save_pre", $value );

Где используется хук в WordPress