server/lib/private/appframework/utility/controllermethodreflector.php
2014-05-11 17:54:08 +02:00

97 lines
2.5 KiB
PHP

<?php
/**
* ownCloud - App Framework
*
* @author Bernhard Posselt
* @copyright 2014 Bernhard Posselt <dev@bernhard-posselt.com>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU AFFERO GENERAL PUBLIC LICENSE
* License as published by the Free Software Foundation; either
* version 3 of the License, or any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU AFFERO GENERAL PUBLIC LICENSE for more details.
*
* You should have received a copy of the GNU Affero General Public
* License along with this library. If not, see <http://www.gnu.org/licenses/>.
*
*/
namespace OC\AppFramework\Utility;
/**
* Reads and parses annotations from doc comments
*/
class ControllerMethodReflector {
private $annotations;
private $types;
private $parameters;
public function __construct() {
$this->types = array();
$this->parameters = array();
$this->annotations = array();
}
/**
* @param object $object an object or classname
* @param string $method the method which we want to inspect
*/
public function reflect($object, $method){
$reflection = new \ReflectionMethod($object, $method);
$docs = $reflection->getDocComment();
// extract everything prefixed by @ and first letter uppercase
preg_match_all('/@([A-Z]\w+)/', $docs, $matches);
$this->annotations = $matches[1];
// extract type parameter information
preg_match_all('/@param (?<type>\w+) \$(?<var>\w+)/', $docs, $matches);
$this->types = array_combine($matches['var'], $matches['type']);
// get method parameters
foreach ($reflection->getParameters() as $param) {
$this->parameters[] = $param->name;
}
}
/**
* Inspects the PHPDoc parameters for types
* @param strint $parameter the parameter whose type comments should be
* parsed
* @return string type in the type parameters (@param int $something) would
* return int
*/
public function getType($parameter) {
return $this->types[$parameter];
}
/**
* @return array the arguments of the method
*/
public function getParameters() {
return $this->parameters;
}
/**
* Check if a method contains an annotation
* @param string $name the name of the annotation
* @return bool true if the annotation is found
*/
public function hasAnnotation($name){
return in_array($name, $this->annotations);
}
}