412 Zeilen
		
	
	
	
		
			12 KiB
		
	
	
	
		
			PHP
		
	
	
	
	
	
			
		
		
	
	
			412 Zeilen
		
	
	
	
		
			12 KiB
		
	
	
	
		
			PHP
		
	
	
	
	
	
| <?php
 | |
| /**
 | |
|  * Zend Framework
 | |
|  *
 | |
|  * LICENSE
 | |
|  *
 | |
|  * This source file is subject to the new BSD license that is bundled
 | |
|  * with this package in the file LICENSE.txt.
 | |
|  * It is also available through the world-wide-web at this URL:
 | |
|  * http://framework.zend.com/license/new-bsd
 | |
|  * If you did not receive a copy of the license and are unable to
 | |
|  * obtain it through the world-wide-web, please send an email
 | |
|  * to license@zend.com so we can send you a copy immediately.
 | |
|  *
 | |
|  * @category   Zend
 | |
|  * @package    Zend_Reflection
 | |
|  * @copyright  Copyright (c) 2005-2011 Zend Technologies USA Inc. (http://www.zend.com)
 | |
|  * @license    http://framework.zend.com/license/new-bsd     New BSD License
 | |
|  * @version    $Id$
 | |
|  */
 | |
| 
 | |
| /**
 | |
|  * @see Zend_Reflection_Class
 | |
|  */
 | |
| require_once 'Zend/Reflection/Class.php';
 | |
| 
 | |
| /**
 | |
|  * @see Zend_Reflection_Function
 | |
|  */
 | |
| require_once 'Zend/Reflection/Function.php';
 | |
| 
 | |
| /**
 | |
|  * @category   Zend
 | |
|  * @package    Zend_Reflection
 | |
|  * @copyright  Copyright (c) 2005-2011 Zend Technologies USA Inc. (http://www.zend.com)
 | |
|  * @license    http://framework.zend.com/license/new-bsd     New BSD License
 | |
|  */
 | |
| class Zend_Reflection_File implements Reflector
 | |
| {
 | |
|     /**
 | |
|      * @var string
 | |
|      */
 | |
|     protected $_filepath        = null;
 | |
| 
 | |
|     /**
 | |
|      * @var string
 | |
|      */
 | |
|     protected $_docComment      = null;
 | |
| 
 | |
|     /**
 | |
|      * @var int
 | |
|      */
 | |
|     protected $_startLine       = 1;
 | |
| 
 | |
|     /**
 | |
|      * @var int
 | |
|      */
 | |
|     protected $_endLine         = null;
 | |
| 
 | |
|     /**
 | |
|      * @var string[]
 | |
|      */
 | |
|     protected $_requiredFiles   = array();
 | |
| 
 | |
|     /**
 | |
|      * @var Zend_Reflection_Class[]
 | |
|      */
 | |
|     protected $_classes         = array();
 | |
| 
 | |
|     /**
 | |
|      * @var Zend_Reflection_Function[]
 | |
|      */
 | |
|     protected $_functions       = array();
 | |
| 
 | |
|     /**
 | |
|      * @var string
 | |
|      */
 | |
|     protected $_contents        = null;
 | |
| 
 | |
|     /**
 | |
|      * Constructor
 | |
|      *
 | |
|      * @param  string $file
 | |
|      * @return void
 | |
|      */
 | |
|     public function __construct($file)
 | |
|     {
 | |
|         $fileName = $file;
 | |
| 
 | |
|         if (($fileRealpath = realpath($fileName)) === false) {
 | |
|             $fileRealpath = self::findRealpathInIncludePath($file);
 | |
|         }
 | |
| 
 | |
|         if (!$fileRealpath || !in_array($fileRealpath, get_included_files())) {
 | |
|             require_once 'Zend/Reflection/Exception.php';
 | |
|             throw new Zend_Reflection_Exception('File ' . $file . ' must be required before it can be reflected');
 | |
|         }
 | |
| 
 | |
|         $this->_fileName = $fileRealpath;
 | |
|         $this->_contents = file_get_contents($this->_fileName);
 | |
|         $this->_reflect();
 | |
|     }
 | |
| 
 | |
|     /**
 | |
|      * Find realpath of file based on include_path
 | |
|      *
 | |
|      * @param  string $fileName
 | |
|      * @return string
 | |
|      */
 | |
|     public static function findRealpathInIncludePath($fileName)
 | |
|     {
 | |
|         require_once 'Zend/Loader.php';
 | |
|         $includePaths = Zend_Loader::explodeIncludePath();
 | |
|         while (count($includePaths) > 0) {
 | |
|             $filePath = array_shift($includePaths) . DIRECTORY_SEPARATOR . $fileName;
 | |
| 
 | |
|             if ( ($foundRealpath = realpath($filePath)) !== false) {
 | |
|                 break;
 | |
|             }
 | |
|         }
 | |
| 
 | |
|         return $foundRealpath;
 | |
|     }
 | |
| 
 | |
|     /**
 | |
|      * Export
 | |
|      *
 | |
|      * Required by the Reflector interface.
 | |
|      *
 | |
|      * @todo   What should this do?
 | |
|      * @return null
 | |
|      */
 | |
|     public static function export()
 | |
|     {
 | |
|         return null;
 | |
|     }
 | |
| 
 | |
|     /**
 | |
|      * Return the file name of the reflected file
 | |
|      *
 | |
|      * @return string
 | |
|      */
 | |
|     public function getFileName()
 | |
|     {
 | |
|         return $this->_fileName;
 | |
|     }
 | |
| 
 | |
|     /**
 | |
|      * Get the start line - Always 1, staying consistent with the Reflection API
 | |
|      *
 | |
|      * @return int
 | |
|      */
 | |
|     public function getStartLine()
 | |
|     {
 | |
|         return $this->_startLine;
 | |
|     }
 | |
| 
 | |
|     /**
 | |
|      * Get the end line / number of lines
 | |
|      *
 | |
|      * @return int
 | |
|      */
 | |
|     public function getEndLine()
 | |
|     {
 | |
|         return $this->_endLine;
 | |
|     }
 | |
| 
 | |
|     /**
 | |
|      * Return the doc comment
 | |
|      *
 | |
|      * @return string
 | |
|      */
 | |
|     public function getDocComment()
 | |
|     {
 | |
|         return $this->_docComment;
 | |
|     }
 | |
| 
 | |
|     /**
 | |
|      * Return the docblock
 | |
|      *
 | |
|      * @param  string $reflectionClass Reflection class to use
 | |
|      * @return Zend_Reflection_Docblock
 | |
|      */
 | |
|     public function getDocblock($reflectionClass = 'Zend_Reflection_Docblock')
 | |
|     {
 | |
|         $instance = new $reflectionClass($this);
 | |
|         if (!$instance instanceof Zend_Reflection_Docblock) {
 | |
|             require_once 'Zend/Reflection/Exception.php';
 | |
|             throw new Zend_Reflection_Exception('Invalid reflection class specified; must extend Zend_Reflection_Docblock');
 | |
|         }
 | |
|         return $instance;
 | |
|     }
 | |
| 
 | |
|     /**
 | |
|      * Return the reflection classes of the classes found inside this file
 | |
|      *
 | |
|      * @param  string $reflectionClass Name of reflection class to use for instances
 | |
|      * @return array Array of Zend_Reflection_Class instances
 | |
|      */
 | |
|     public function getClasses($reflectionClass = 'Zend_Reflection_Class')
 | |
|     {
 | |
|         $classes = array();
 | |
|         foreach ($this->_classes as $class) {
 | |
|             $instance = new $reflectionClass($class);
 | |
|             if (!$instance instanceof Zend_Reflection_Class) {
 | |
|                 require_once 'Zend/Reflection/Exception.php';
 | |
|                 throw new Zend_Reflection_Exception('Invalid reflection class provided; must extend Zend_Reflection_Class');
 | |
|             }
 | |
|             $classes[] = $instance;
 | |
|         }
 | |
|         return $classes;
 | |
|     }
 | |
| 
 | |
|     /**
 | |
|      * Return the reflection functions of the functions found inside this file
 | |
|      *
 | |
|      * @param  string $reflectionClass Name of reflection class to use for instances
 | |
|      * @return array Array of Zend_Reflection_Functions
 | |
|      */
 | |
|     public function getFunctions($reflectionClass = 'Zend_Reflection_Function')
 | |
|     {
 | |
|         $functions = array();
 | |
|         foreach ($this->_functions as $function) {
 | |
|             $instance = new $reflectionClass($function);
 | |
|             if (!$instance instanceof Zend_Reflection_Function) {
 | |
|                 require_once 'Zend/Reflection/Exception.php';
 | |
|                 throw new Zend_Reflection_Exception('Invalid reflection class provided; must extend Zend_Reflection_Function');
 | |
|             }
 | |
|             $functions[] = $instance;
 | |
|         }
 | |
|         return $functions;
 | |
|     }
 | |
| 
 | |
|     /**
 | |
|      * Retrieve the reflection class of a given class found in this file
 | |
|      *
 | |
|      * @param  null|string $name
 | |
|      * @param  string $reflectionClass Reflection class to use when creating reflection instance
 | |
|      * @return Zend_Reflection_Class
 | |
|      * @throws Zend_Reflection_Exception for invalid class name or invalid reflection class
 | |
|      */
 | |
|     public function getClass($name = null, $reflectionClass = 'Zend_Reflection_Class')
 | |
|     {
 | |
|         if ($name === null) {
 | |
|             reset($this->_classes);
 | |
|             $selected = current($this->_classes);
 | |
|             $instance = new $reflectionClass($selected);
 | |
|             if (!$instance instanceof Zend_Reflection_Class) {
 | |
|                 require_once 'Zend/Reflection/Exception.php';
 | |
|                 throw new Zend_Reflection_Exception('Invalid reflection class given; must extend Zend_Reflection_Class');
 | |
|             }
 | |
|             return $instance;
 | |
|         }
 | |
| 
 | |
|         if (in_array($name, $this->_classes)) {
 | |
|             $instance = new $reflectionClass($name);
 | |
|             if (!$instance instanceof Zend_Reflection_Class) {
 | |
|                 require_once 'Zend/Reflection/Exception.php';
 | |
|                 throw new Zend_Reflection_Exception('Invalid reflection class given; must extend Zend_Reflection_Class');
 | |
|             }
 | |
|             return $instance;
 | |
|         }
 | |
| 
 | |
|         require_once 'Zend/Reflection/Exception.php';
 | |
|         throw new Zend_Reflection_Exception('Class by name ' . $name . ' not found.');
 | |
|     }
 | |
| 
 | |
|     /**
 | |
|      * Return the full contents of file
 | |
|      *
 | |
|      * @return string
 | |
|      */
 | |
|     public function getContents()
 | |
|     {
 | |
|         return $this->_contents;
 | |
|     }
 | |
| 
 | |
|     /**
 | |
|      * Serialize to string
 | |
|      *
 | |
|      * Required by the Reflector interface
 | |
|      *
 | |
|      * @todo   What should this serialization look like?
 | |
|      * @return string
 | |
|      */
 | |
|     public function __toString()
 | |
|     {
 | |
|         return '';
 | |
|     }
 | |
| 
 | |
|     /**
 | |
|      * This method does the work of "reflecting" the file
 | |
|      *
 | |
|      * Uses PHP's tokenizer to perform file reflection.
 | |
|      *
 | |
|      * @return void
 | |
|      */
 | |
|     protected function _reflect()
 | |
|     {
 | |
|         $contents = $this->_contents;
 | |
|         $tokens   = token_get_all($contents);
 | |
| 
 | |
|         $functionTrapped = false;
 | |
|         $classTrapped    = false;
 | |
|         $requireTrapped  = false;
 | |
|         $openBraces      = 0;
 | |
| 
 | |
|         $this->_checkFileDocBlock($tokens);
 | |
| 
 | |
|         foreach ($tokens as $token) {
 | |
|             /*
 | |
|              * Tokens are characters representing symbols or arrays
 | |
|              * representing strings. The keys/values in the arrays are
 | |
|              *
 | |
|              * - 0 => token id,
 | |
|              * - 1 => string,
 | |
|              * - 2 => line number
 | |
|              *
 | |
|              * Token ID's are explained here:
 | |
|              * http://www.php.net/manual/en/tokens.php.
 | |
|              */
 | |
| 
 | |
|             if (is_array($token)) {
 | |
|                 $type    = $token[0];
 | |
|                 $value   = $token[1];
 | |
|                 $lineNum = $token[2];
 | |
|             } else {
 | |
|                 // It's a symbol
 | |
|                 // Maintain the count of open braces
 | |
|                 if ($token == '{') {
 | |
|                     $openBraces++;
 | |
|                 } else if ($token == '}') {
 | |
|                     $openBraces--;
 | |
|                 }
 | |
| 
 | |
|                 continue;
 | |
|             }
 | |
| 
 | |
|             switch ($type) {
 | |
|                 // Name of something
 | |
|                 case T_STRING:
 | |
|                     if ($functionTrapped) {
 | |
|                         $this->_functions[] = $value;
 | |
|                         $functionTrapped = false;
 | |
|                     } elseif ($classTrapped) {
 | |
|                         $this->_classes[] = $value;
 | |
|                         $classTrapped = false;
 | |
|                     }
 | |
|                     continue;
 | |
| 
 | |
|                 // Required file names are T_CONSTANT_ENCAPSED_STRING
 | |
|                 case T_CONSTANT_ENCAPSED_STRING:
 | |
|                     if ($requireTrapped) {
 | |
|                         $this->_requiredFiles[] = $value ."\n";
 | |
|                         $requireTrapped = false;
 | |
|                     }
 | |
|                     continue;
 | |
| 
 | |
|                 // Functions
 | |
|                 case T_FUNCTION:
 | |
|                     if ($openBraces == 0) {
 | |
|                         $functionTrapped = true;
 | |
|                     }
 | |
|                     break;
 | |
| 
 | |
|                 // Classes
 | |
|                 case T_CLASS:
 | |
|                 case T_INTERFACE:
 | |
|                     $classTrapped = true;
 | |
|                     break;
 | |
| 
 | |
|                 // All types of requires
 | |
|                 case T_REQUIRE:
 | |
|                 case T_REQUIRE_ONCE:
 | |
|                 case T_INCLUDE:
 | |
|                 case T_INCLUDE_ONCE:
 | |
|                     $requireTrapped = true;
 | |
|                     break;
 | |
| 
 | |
|                 // Default case: do nothing
 | |
|                 default:
 | |
|                     break;
 | |
|             }
 | |
|         }
 | |
| 
 | |
|         $this->_endLine = count(explode("\n", $this->_contents));
 | |
|     }
 | |
| 
 | |
|     /**
 | |
|      * Validate / check a file level docblock
 | |
|      *
 | |
|      * @param  array $tokens Array of tokenizer tokens
 | |
|      * @return void
 | |
|      */
 | |
|     protected function _checkFileDocBlock($tokens) {
 | |
|         foreach ($tokens as $token) {
 | |
|             $type    = $token[0];
 | |
|             $value   = $token[1];
 | |
|             $lineNum = $token[2];
 | |
|             if(($type == T_OPEN_TAG) || ($type == T_WHITESPACE)) {
 | |
|                 continue;
 | |
|             } elseif ($type == T_DOC_COMMENT) {
 | |
|                 $this->_docComment = $value;
 | |
|                 $this->_startLine  = $lineNum + substr_count($value, "\n") + 1;
 | |
|                 return;
 | |
|             } else {
 | |
|                 // Only whitespace is allowed before file docblocks
 | |
|                 return;
 | |
|             }
 | |
|         }
 | |
|     }
 | |
| }
 |