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   1  <?php
   2  /**
   3   * @version        $Id: image.php 21069 2011-04-03 22:58:48Z dextercowley $
   4   * @package        Joomla
   5   * @copyright    Copyright (C) 2005 - 2010 Open Source Matters. All rights reserved.
   6   * @license        GNU/GPL, see LICENSE.php
   7   * Joomla! is free software. This version may have been modified pursuant
   8   * to the GNU General Public License, and as distributed it includes or
   9   * is derivative of works licensed under the GNU General Public License or
  10   * other free or open source software licenses.
  11   * See COPYRIGHT.php for copyright notices and details.
  12   */
  13  
  14  // no direct access
  15  defined( '_JEXEC' ) or die( 'Restricted access' );
  16  
  17  jimport( 'joomla.plugin.plugin' );
  18  
  19  /**
  20   * Editor Image buton
  21   *
  22   * @package Editors-xtd
  23   * @since 1.5
  24   */
  25  class plgButtonImage extends JPlugin
  26  {
  27      /**
  28       * Constructor
  29       *
  30       * For php4 compatability we must not use the __constructor as a constructor for plugins
  31       * because func_get_args ( void ) returns a copy of all passed arguments NOT references.
  32       * This causes problems with cross-referencing necessary for the observer design pattern.
  33       *
  34       * @param     object $subject The object to observe
  35       * @param     array  $config  An array that holds the plugin configuration
  36       * @since 1.5
  37       */
  38  	function plgButtonImage(& $subject, $config)
  39      {
  40          parent::__construct($subject, $config);
  41      }
  42  
  43      /**
  44       * Display the button
  45       *
  46       * @return array A two element array of ( imageName, textToInsert )
  47       */
  48  	function onDisplay($name)
  49      {
  50          global $mainframe;
  51          $params =& JComponentHelper::getParams('com_media');
  52          //Find out who has permission to upload and change the acl to let them.
  53          $acl = & JFactory::getACL();
  54          switch ($params->get('allowed_media_usergroup'))
  55          {
  56              case '1':
  57                  $acl->addACL( 'com_media', 'upload', 'users', 'publisher' );
  58                  break;
  59              case '2':
  60                  $acl->addACL( 'com_media', 'upload', 'users', 'publisher' );
  61                  $acl->addACL( 'com_media', 'upload', 'users', 'editor' );
  62                  break;
  63              case '3':
  64                  $acl->addACL( 'com_media', 'upload', 'users', 'publisher' );
  65                  $acl->addACL( 'com_media', 'upload', 'users', 'editor' );
  66                  $acl->addACL( 'com_media', 'upload', 'users', 'author' );
  67                  break;
  68              case '4':
  69                  $acl->addACL( 'com_media', 'upload', 'users', 'publisher' );
  70                  $acl->addACL( 'com_media', 'upload', 'users', 'editor' );
  71                  $acl->addACL( 'com_media', 'upload', 'users', 'author' );
  72                  $acl->addACL( 'com_media', 'upload', 'users', 'registered' );
  73                  break;
  74          }
  75  
  76          //Make sure the user is authorized to view this page
  77          $user = & JFactory::getUser();
  78          if (!$user->authorize( 'com_media', 'popup' )) {
  79              return;
  80          }
  81          $doc         =& JFactory::getDocument();
  82          $template     = $mainframe->getTemplate();
  83  
  84          $link = 'index.php?option=com_media&amp;view=images&amp;layout=default&amp;tmpl=component&amp;e_name='.$name;
  85  
  86          JHTML::_('behavior.modal');
  87  
  88          $button = new JObject();
  89          $button->set('modal', true);
  90          $button->set('link', $link);
  91          $button->set('text', JText::_('Image'));
  92          $button->set('name', 'image');
  93          $button->set('options', "{handler: 'iframe', size: {x: 570, y: 400}}");
  94  
  95          return $button;
  96      }
  97  }