web/lib/Zend/Debug.php
changeset 64 162c1de6545a
parent 19 1c2f13fd785c
child 68 ecaf28ffe26e
equal deleted inserted replaced
63:5b37998e522e 64:162c1de6545a
       
     1 <?php
       
     2 /**
       
     3  * Zend Framework
       
     4  *
       
     5  * LICENSE
       
     6  *
       
     7  * This source file is subject to the new BSD license that is bundled
       
     8  * with this package in the file LICENSE.txt.
       
     9  * It is also available through the world-wide-web at this URL:
       
    10  * http://framework.zend.com/license/new-bsd
       
    11  * If you did not receive a copy of the license and are unable to
       
    12  * obtain it through the world-wide-web, please send an email
       
    13  * to license@zend.com so we can send you a copy immediately.
       
    14  *
       
    15  * @category   Zend
       
    16  * @package    Zend_Debug
       
    17  * @copyright  Copyright (c) 2005-2010 Zend Technologies USA Inc. (http://www.zend.com)
       
    18  * @license    http://framework.zend.com/license/new-bsd     New BSD License
       
    19  * @version    $Id: Debug.php 20096 2010-01-06 02:05:09Z bkarwin $
       
    20  */
       
    21 
       
    22 /**
       
    23  * Concrete class for generating debug dumps related to the output source.
       
    24  *
       
    25  * @category   Zend
       
    26  * @package    Zend_Debug
       
    27  * @copyright  Copyright (c) 2005-2010 Zend Technologies USA Inc. (http://www.zend.com)
       
    28  * @license    http://framework.zend.com/license/new-bsd     New BSD License
       
    29  */
       
    30 
       
    31 class Zend_Debug
       
    32 {
       
    33 
       
    34     /**
       
    35      * @var string
       
    36      */
       
    37     protected static $_sapi = null;
       
    38 
       
    39     /**
       
    40      * Get the current value of the debug output environment.
       
    41      * This defaults to the value of PHP_SAPI.
       
    42      *
       
    43      * @return string;
       
    44      */
       
    45     public static function getSapi()
       
    46     {
       
    47         if (self::$_sapi === null) {
       
    48             self::$_sapi = PHP_SAPI;
       
    49         }
       
    50         return self::$_sapi;
       
    51     }
       
    52 
       
    53     /**
       
    54      * Set the debug ouput environment.
       
    55      * Setting a value of null causes Zend_Debug to use PHP_SAPI.
       
    56      *
       
    57      * @param string $sapi
       
    58      * @return void;
       
    59      */
       
    60     public static function setSapi($sapi)
       
    61     {
       
    62         self::$_sapi = $sapi;
       
    63     }
       
    64 
       
    65     /**
       
    66      * Debug helper function.  This is a wrapper for var_dump() that adds
       
    67      * the <pre /> tags, cleans up newlines and indents, and runs
       
    68      * htmlentities() before output.
       
    69      *
       
    70      * @param  mixed  $var   The variable to dump.
       
    71      * @param  string $label OPTIONAL Label to prepend to output.
       
    72      * @param  bool   $echo  OPTIONAL Echo output if true.
       
    73      * @return string
       
    74      */
       
    75     public static function dump($var, $label=null, $echo=true)
       
    76     {
       
    77         // format the label
       
    78         $label = ($label===null) ? '' : rtrim($label) . ' ';
       
    79 
       
    80         // var_dump the variable into a buffer and keep the output
       
    81         ob_start();
       
    82         var_dump($var);
       
    83         $output = ob_get_clean();
       
    84 
       
    85         // neaten the newlines and indents
       
    86         $output = preg_replace("/\]\=\>\n(\s+)/m", "] => ", $output);
       
    87         if (self::getSapi() == 'cli') {
       
    88             $output = PHP_EOL . $label
       
    89                     . PHP_EOL . $output
       
    90                     . PHP_EOL;
       
    91         } else {
       
    92             if(!extension_loaded('xdebug')) {
       
    93                 $output = htmlspecialchars($output, ENT_QUOTES);
       
    94             }
       
    95 
       
    96             $output = '<pre>'
       
    97                     . $label
       
    98                     . $output
       
    99                     . '</pre>';
       
   100         }
       
   101 
       
   102         if ($echo) {
       
   103             echo($output);
       
   104         }
       
   105         return $output;
       
   106     }
       
   107 
       
   108 }