Chris@12: <?php
Chris@12: /**
Chris@12:  * phpDocumentor
Chris@12:  *
Chris@12:  * PHP Version 5.5
Chris@12:  *
Chris@12:  * @copyright 2010-2015 Mike van Riel / Naenius (http://www.naenius.com)
Chris@12:  * @license   http://www.opensource.org/licenses/mit-license.php MIT
Chris@12:  * @link      http://phpdoc.org
Chris@12:  */
Chris@12: 
Chris@12: namespace phpDocumentor\Reflection;
Chris@12: 
Chris@12: /**
Chris@12:  * Value Object for Fqsen.
Chris@12:  *
Chris@12:  * @link https://github.com/phpDocumentor/fig-standards/blob/master/proposed/phpdoc-meta.md
Chris@12:  */
Chris@12: final class Fqsen
Chris@12: {
Chris@12:     /**
Chris@12:      * @var string full quallified class name
Chris@12:      */
Chris@12:     private $fqsen;
Chris@12: 
Chris@12:     /**
Chris@12:      * @var string name of the element without path.
Chris@12:      */
Chris@12:     private $name;
Chris@12: 
Chris@12:     /**
Chris@12:      * Initializes the object.
Chris@12:      *
Chris@12:      * @param string $fqsen
Chris@12:      *
Chris@12:      * @throws \InvalidArgumentException when $fqsen is not matching the format.
Chris@12:      */
Chris@12:     public function __construct($fqsen)
Chris@12:     {
Chris@12:         $matches = array();
Chris@12:         $result = preg_match(
Chris@12:             '/^\\\\([a-zA-Z_\\x7f-\\xff][a-zA-Z0-9_\\x7f-\\xff\\\\]*)?(?:[:]{2}\\$?([a-zA-Z_\\x7f-\\xff][a-zA-Z0-9_\\x7f-\\xff]*))?(?:\\(\\))?$/',
Chris@12:                 $fqsen,
Chris@12:                 $matches
Chris@12:         );
Chris@12: 
Chris@12:         if ($result === 0) {
Chris@12:             throw new \InvalidArgumentException(
Chris@12:                 sprintf('"%s" is not a valid Fqsen.', $fqsen)
Chris@12:             );
Chris@12:         }
Chris@12: 
Chris@12:         $this->fqsen = $fqsen;
Chris@12: 
Chris@12:         if (isset($matches[2])) {
Chris@12:             $this->name = $matches[2];
Chris@12:         } else {
Chris@12:             $matches = explode('\\', $fqsen);
Chris@12:             $this->name = trim(end($matches), '()');
Chris@12:         }
Chris@12:     }
Chris@12: 
Chris@12:     /**
Chris@12:      * converts this class to string.
Chris@12:      *
Chris@12:      * @return string
Chris@12:      */
Chris@12:     public function __toString()
Chris@12:     {
Chris@12:         return $this->fqsen;
Chris@12:     }
Chris@12: 
Chris@12:     /**
Chris@12:      * Returns the name of the element without path.
Chris@12:      *
Chris@12:      * @return string
Chris@12:      */
Chris@12:     public function getName()
Chris@12:     {
Chris@12:         return $this->name;
Chris@12:     }
Chris@12: }