/**
* Fetches the metadata for a property of a class
*
* @param mixed $class An instance of the class or it's name as a string
* @param string $prop The name of the property
* @return AttributeReader An attribute reader instance
*/
public static function PropertyAttributes($class, $prop_name)
{
if (!$class instanceof ReflectionClass) {
$class = new ReflectionClass($class);
}
$prop = new ReflectionProperty($class->getName(), $prop_name);
$cache = Cache::GetCache('attributes');
$key = 'cp-' . $class->getFileName() . '-' . $prop_name;
$reader = $cache->get($key);
if (!$reader) {
$yaml = AttributeReader::ParseDocComments($prop->getDocComment());
if (trim($yaml) == '') {
$reader = new AttributeReader();
} else {
$reader = new AttributeReader(yaml_parse($yaml));
}
$parent = $class->getParentClass();
if ($parent) {
$pmeta = AttributeReader::PropertyAttributes($parent, $prop_name);
$reader = $pmeta->merge($reader);
}
$cache->set($key, $reader);
}
return $reader;
}
/**
* Test the attribute reading meta attributes inheritance.
*/
public function testInheritance()
{
$class = new AttributeChildClass();
$classmeta = AttributeReader::ClassAttributes($class);
$this->assertTrue($classmeta->grand == '123');
$this->assertTrue($classmeta->parent == '456');
$this->assertTrue($classmeta->child == '789');
$methodmeta = AttributeReader::MethodAttributes($class, 'method');
$this->assertTrue($methodmeta->grand == 'ABC');
$this->assertTrue($methodmeta->parent == 'DEF');
$this->assertTrue($methodmeta->child == 'GHI');
$propmeta = AttributeReader::PropertyAttributes($class, 'property');
$this->assertTrue($propmeta->grand == 'abc');
$this->assertTrue($propmeta->parent == 'def');
$this->assertTrue($propmeta->child == 'ghi');
}
