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Debug.php (1820B)

      1 <?php
      2 
      3 /*
      4  * This file is part of Twig.
      5  *
      6  * (c) 2011 Fabien Potencier
      7  *
      8  * For the full copyright and license information, please view the LICENSE
      9  * file that was distributed with this source code.
     10  */
     11 class Twig_Extension_Debug extends Twig_Extension
     12 {
     13     public function getFunctions()
     14     {
     15         // dump is safe if var_dump is overridden by xdebug
     16         $isDumpOutputHtmlSafe = extension_loaded('xdebug')
     17             // false means that it was not set (and the default is on) or it explicitly enabled
     18             && (false === ini_get('xdebug.overload_var_dump') || ini_get('xdebug.overload_var_dump'))
     19             // false means that it was not set (and the default is on) or it explicitly enabled
     20             // xdebug.overload_var_dump produces HTML only when html_errors is also enabled
     21             && (false === ini_get('html_errors') || ini_get('html_errors'))
     22             || 'cli' === php_sapi_name()
     23         ;
     24 
     25         return array(
     26             new Twig_SimpleFunction('dump', 'twig_var_dump', array('is_safe' => $isDumpOutputHtmlSafe ? array('html') : array(), 'needs_context' => true, 'needs_environment' => true)),
     27         );
     28     }
     29 
     30     public function getName()
     31     {
     32         return 'debug';
     33     }
     34 }
     35 
     36 function twig_var_dump(Twig_Environment $env, $context)
     37 {
     38     if (!$env->isDebug()) {
     39         return;
     40     }
     41 
     42     ob_start();
     43 
     44     $count = func_num_args();
     45     if (2 === $count) {
     46         $vars = array();
     47         foreach ($context as $key => $value) {
     48             if (!$value instanceof Twig_Template) {
     49                 $vars[$key] = $value;
     50             }
     51         }
     52 
     53         var_dump($vars);
     54     } else {
     55         for ($i = 2; $i < $count; ++$i) {
     56             var_dump(func_get_arg($i));
     57         }
     58     }
     59 
     60     return ob_get_clean();
     61 }