public function __construct($model)
{
$this->_model = $model;
$namespaces = explode('\\', get_called_class());
$type = Helper::underscore(array_pop($namespaces));
$properties = get_class_vars(get_class($model));
if (!empty($properties[$type])) {
foreach ($properties[$type] as $metadata) {
$name = array_shift($metadata);
if (empty($metadata['class'])) {
$metadata['class'] = ucfirst(Helper::singularize($name));
}
$metadata['class'] = '\\' . ltrim($metadata['class'], '\\');
$this->_metadata[$name] = $metadata;
}
}
}
public function __call($method, $arguments)
{
$this->checkWhetherRecordOperateable();
if (strpos($method, 'init_') === 0) {
$relationship = ltrim($method, 'init_');
$relationshipMetadata = $this->relationship->getMetadata($relationship);
if ($relationshipMetadata === null) {
$relationship = Helper::pluralize($relationship);
$relationshipMetadata = $this->relationship->getMetadata($relationship);
if ($relationship === null) {
throw new UndefinedMethodException($method, get_called_class());
}
}
$this->{$relationship} = new $relationshipMetadata['class']($arguments[0]);
return true;
}
if (preg_match('/_was_changed$/', $method)) {
$attribute = preg_replace('/_was_changed$/', '', $method);
if (array_key_exists($attribute, $this->_attributes)) {
return array_key_exists($attribute, $this->_changedAttributes);
}
}
throw new UndefinedMethodException($method, get_called_class());
}
public function testUnderscore()
{
$this->assertEquals('string_to_underscore', Helper::underscore('string_to_underscore'));
$this->assertEquals('string_to_underscore', Helper::underscore('StringToUnderscore'));
}
