/**
* Load the table dependencies for dynamic cache breaking.
*/
private static function load_dependants()
{
self::$dependants = [];
if (class_exists('\\classes\\db')) {
if (!db::table_exists('_cache_dependants')) {
db::create_table('_cache_dependants', ['key' => 'INT', 'hash' => 'BINARY(16)']);
}
$res = db::query('SELECT * FROM _cache_dependants');
while ($row = db::fetch($res, false)) {
self::$dependants[$row['key']] = $row['hash'];
}
}
}
public static function break_cache($table)
{
if (in_array($table, static::$ignore_tables)) {
return;
}
$res = db::select('_compiler_keys')->add_field_to_retrieve('file')->filter('`dependants` LIKE "%' . $table . '%"')->execute();
while ($row = db::fetch($res)) {
switch (static::$mode) {
case static::MODE_FILE:
static::break_file($row->file);
break;
case static::MODE_REDIS:
//$this->break_redis($row->file);
throw new \Exception('Page caching method is not implemented - Redis');
break;
case static::MODE_MEMCACHED:
static::break_memcached($row->file);
break;
}
}
db::delete('_compiler_keys')->filter('`dependants` LIKE "%' . $table . '%"')->execute();
}
