/**
* Cache the model_rwd instance, optionally using the $field
*
* @param model_rwd $instance with class model_rwd to cache
* @param mixed $field to use as key to instance
* @since ADD MVC 0.0
*/
protected static function cache_instance(model_rwd $instance, $field = NULL)
{
$class = get_called_class();
$table = static::TABLE;
if (!$field) {
$field = static::cache_main_key();
$field_value = $instance->cache_main_id();
} else {
$field_value = $instance->{$field};
}
e_developer::assert(!isset(static::$instances[$class][$table][$field][$field_value]), "Attempt to cache {$class} row ({$table}:{$field}:{$field_value}) twice", NULL, array(static::$instances, get_defined_vars()));
static::$instances[$class][$table][$field][$field_value] = $instance;
return static::$instances[$class][$table][$field][$field_value];
}
/**
* add_new
* @param $data
* @param string $image_arg the input[type=file][name]
* OR
* @param resource $image_arg the image resource
*/
public static function add_new_image($data, $image_arg)
{
if (!$image_arg) {
throw new Exception("Image parameter is empty");
}
static::db()->StartTrans();
$image = parent::add_new($data);
if ($image) {
$image_gd = self::get_gd($image_arg);
if (!$image->save_gd($image_gd)) {
static::db()->FailTrans();
}
} else {
throw new e_developer("Failed to insert image " . print_r($data, true));
}
static::db()->CompleteTrans();
return $image;
}