lib/AkObject.php

   1 <?php
   2 /* vim: set expandtab tabstop=4 shiftwidth=4 softtabstop=4: */
   3
   4 // +----------------------------------------------------------------------+
   5 // | Akelos Framework - http://www.akelos.org                             |
   6 // +----------------------------------------------------------------------+
   7 // | Copyright (c) 2002-2006, Akelos Media, S.L.  & Bermi Ferrer Martinez |
   8 // | Released under the GNU Lesser General Public License, see LICENSE.txt|
   9 // +----------------------------------------------------------------------+
  10
  11 /**
  12  * @package ActiveSupport
  13  * @subpackage Compatibility
  14  * @author Bermi Ferrer <bermi a.t akelos c.om>
  15  * @copyright Copyright (c) 2002-2006, Akelos Media, S.L. http://www.akelos.org
  16  * @license GNU Lesser General Public License <http://www.gnu.org/copyleft/lesser.html>
  17  */
  18
  19 if(!class_exists('AkObject')){
  20
  21 /**
  22 * Allows for __construct and __destruct to be used in PHP4.
  23 *
  24 * A hack to support __construct() on PHP 4
  25 * Hint: descendant classes have no PHP4 class_name()
  26 * constructors, so this one gets called first and calls the
  27 * top-layer __construct() which (if present) should call
  28 * parent::__construct()
  29 *
  30 * @author Bermi Ferrer <bermi a.t akelos c.om>
  31 * @copyright Copyright (c) 2002-2005, Akelos Media, S.L. http://www.akelos.org
  32 * @license GNU Lesser General Public License <http://www.gnu.org/copyleft/lesser.html>
  33 */
  34 class AkObject
  35 {
  36
  37
  38
  39     // ------ CLASS METHODS ------ //
  40
  41
  42
  43
  44     // ---- Public methods ---- //
  45
  46
  47     // {{{ AkObject()
  48
  49     /**
  50     * A hack to support __construct() on PHP 4
  51     *
  52     * Hint: descendant classes have no PHP4 class_name()
  53     * constructors, so this one gets called first and calls the
  54     * top-layer __construct() which (if present) should call
  55     * parent::__construct()
  56     *
  57     * @access public
  58     * @return void
  59     */
  60     function AkObject()
  61     {
  62         static $_callback_called;
  63         Ak::profile('Instantiating '.get_class($this));
  64         $args = func_get_args();
  65         // register_shutdown_function(array(&$this, '__destruct'));
  66         ____ak_shutdown_function(&$this);
  67         call_user_func_array(array(&$this, '__construct'), $args);
  68
  69         if(empty($_callback_called)){
  70             $_callback_called = true;
  71             register_shutdown_function('____ak_shutdown_function');
  72         }
  73     }
  74
  75     // }}}
  76     // {{{ toString()
  77
  78     /**
  79     * Object-to-string conversion
  80     *
  81     * Each class can override it as necessary
  82     *
  83     * @access public
  84     * @return string in this case returns this class name
  85     */
  86     function toString()
  87     {
  88         return get_class($this);
  89     }
  90
  91     // }}}
  92
  93
  94     // ---- Protected methods ---- //
  95
  96
  97     // {{{ __construct()
  98
  99     /**
 100     * Class constructor, overriden in descendant classes
 101     *
 102     * @access protected
 103     * @return void
 104     */
 105     function __construct()
 106     {
 107
 108     }
 109
 110     // }}}
 111     // {{{ __destruct()
 112
 113     /**
 114     * Class destructor, overriden in descendant classes
 115     *
 116     * @access protected
 117     * @return void
 118     */
 119     function __destruct()
 120     {
 121         unset($this);
 122     }
 123
 124     // }}}
 125
 126
 127     // {{{ __clone()
 128
 129     /**
 130     * Clone class (Zend Engine 2 compatibility trick)
 131     */
 132     function __clone()
 133     {
 134         return $this;
 135     }
 136
 137     // }}}
 138
 139     function log($message, $type = '', $identifyer = '')
 140     {
 141         require_once 'Log.php';
 142         $ident = empty($ident) ? 'main' : $ident;
 143
 144         $log = Log::singleton('file', AK_LOGS_DIR.DS.$ident.'.log',$ident);
 145         $log->log($type, $message);
 146     }
 147
 148 }
 149
 150
 151 function ____ak_shutdown_function($details = false)
 152 {
 153     static $___registered_objects;
 154     if(!$details){
 155         Ak::profile('Calling shutdown destructors');
 156         foreach (array_keys($___registered_objects) as $k){
 157             if(!empty($___registered_objects[$k]) && is_object($___registered_objects[$k]) && method_exists($___registered_objects[$k],'__destruct')){
 158                 Ak::profile('Calling destructor for '.get_class($___registered_objects[$k]));
 159                 $___registered_objects[$k]->__destruct();
 160             }
 161         }
 162     }else{
 163         $___registered_objects[] =& $details;
 164     }
 165 }
 166
 167 }
 168
 169 ?>