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   1  <?php
   2  /**
   3   * @package        Joomla.Administrator
   4   * @subpackage    com_config
   5   * @copyright    Copyright (C) 2005 - 2012 Open Source Matters, Inc. All rights reserved.
   6   * @license        GNU General Public License version 2 or later; see LICENSE.txt
   7   */
   8  
   9  defined('JPATH_BASE') or die;
  10  
  11  /**
  12   * Text Filters form field.
  13   *
  14   * @package        Joomla.Administrator
  15   * @subpackage    com_config
  16   * @since        1.6
  17   */
  18  class JFormFieldFilters extends JFormField
  19  {
  20      /**
  21       * The form field type.
  22       *
  23       * @var        string
  24       * @since    1.6
  25       */
  26      public $type = 'Filters';
  27  
  28      /**
  29       * Method to get the field input markup.
  30       *
  31       * TODO: Add access check.
  32       *
  33       * @return    string    The field input markup.
  34       * @since    1.6
  35       */
  36  	protected function getInput()
  37      {
  38          // Get the available user groups.
  39          $groups = $this->getUserGroups();
  40          // Build the form control.
  41          $html = array();
  42  
  43          // Open the table.
  44          $html[] = '<table id="filter-config">';
  45  
  46          // The table heading.
  47          $html[] = '    <thead>';
  48          $html[] = '    <tr>';
  49          $html[] = '        <th>';
  50          $html[] = '            <span class="acl-action">'.JText::_('JGLOBAL_FILTER_GROUPS_LABEL').'</span>';
  51          $html[] = '        </th>';
  52          $html[] = '        <th>';
  53          $html[] = '            <span class="acl-action" title="'.JText::_('JGLOBAL_FILTER_TYPE_LABEL').'">'.JText::_('JGLOBAL_FILTER_TYPE_LABEL').'</span>';
  54          $html[] = '        </th>';
  55          $html[] = '        <th>';
  56          $html[] = '            <span class="acl-action" title="'.JText::_('JGLOBAL_FILTER_TAGS_LABEL').'">'.JText::_('JGLOBAL_FILTER_TAGS_LABEL').'</span>';
  57          $html[] = '        </th>';
  58          $html[] = '        <th>';
  59          $html[] = '            <span class="acl-action" title="'.JText::_('JGLOBAL_FILTER_ATTRIBUTES_LABEL').'">'.JText::_('JGLOBAL_FILTER_ATTRIBUTES_LABEL').'</span>';
  60          $html[] = '        </th>';
  61          $html[] = '    </tr>';
  62          $html[] = '    </thead>';
  63  
  64          // The table body.
  65          $html[] = '    <tbody>';
  66  
  67          foreach ($groups as $group) {
  68              if (!isset($this->value[$group->value])) {
  69                  $this->value[$group->value] = array('filter_type' => 'BL', 'filter_tags' => '', 'filter_attributes' => '');
  70              }
  71              $group_filter = $this->value[$group->value];
  72  
  73              $html[] = '    <tr>';
  74              $html[] = '        <th class="acl-groups left">';
  75              $html[] = '            '.str_repeat('<span class="gi">|&mdash;</span>', $group->level).$group->text;
  76              $html[] = '        </th>';
  77              $html[] = '        <td>';
  78              $html[] = '                <select name="'.$this->name.'['.$group->value.'][filter_type]" id="'.$this->id.$group->value.'_filter_type" class="hasTip" title="'.JText::_('JGLOBAL_FILTER_TYPE_LABEL').'::'.JText::_('JGLOBAL_FILTER_TYPE_DESC').'">';
  79              $html[] = '                    <option value="BL"'.($group_filter['filter_type'] == 'BL' ? ' selected="selected"' : '').'>'.JText::_('COM_CONFIG_FIELD_FILTERS_DEFAULT_BLACK_LIST').'</option>';
  80              $html[] = '                    <option value="CBL"'.($group_filter['filter_type'] == 'CBL' ? ' selected="selected"' : '').'>'.JText::_('COM_CONFIG_FIELD_FILTERS_CUSTOM_BLACK_LIST').'</option>';
  81              $html[] = '                    <option value="WL"'.($group_filter['filter_type'] == 'WL' ? ' selected="selected"' : '').'>'.JText::_('COM_CONFIG_FIELD_FILTERS_WHITE_LIST').'</option>';
  82              $html[] = '                    <option value="NH"'.($group_filter['filter_type'] == 'NH' ? ' selected="selected"' : '').'>'.JText::_('COM_CONFIG_FIELD_FILTERS_NO_HTML').'</option>';
  83              $html[] = '                    <option value="NONE"'.($group_filter['filter_type'] == 'NONE' ? ' selected="selected"' : '').'>'.JText::_('COM_CONFIG_FIELD_FILTERS_NO_FILTER').'</option>';
  84              $html[] = '                </select>';
  85              $html[] = '        </td>';
  86              $html[] = '        <td>';
  87              $html[] = '                <input name="'.$this->name.'['.$group->value.'][filter_tags]" id="'.$this->id.$group->value.'_filter_tags" title="'.JText::_('JGLOBAL_FILTER_TAGS_LABEL').'" value="'.$group_filter['filter_tags'].'"/>';
  88              $html[] = '        </td>';
  89              $html[] = '        <td>';
  90              $html[] = '                <input name="'.$this->name.'['.$group->value.'][filter_attributes]" id="'.$this->id.$group->value.'_filter_attributes" title="'.JText::_('JGLOBAL_FILTER_ATTRIBUTES_LABEL').'" value="'.$group_filter['filter_attributes'].'"/>';
  91              $html[] = '        </td>';
  92              $html[] = '    </tr>';
  93          }
  94          $html[] = '    </tbody>';
  95  
  96          // Close the table.
  97          $html[] = '</table>';
  98          return implode("\n", $html);
  99      }
 100  
 101      /**
 102       * A helper to get the list of user groups.
 103       *
 104       * @return    array
 105       * @since    1.6
 106       */
 107  	protected function getUserGroups()
 108      {
 109          // Get a database object.
 110          $db = JFactory::getDBO();
 111          // Get the user groups from the database.
 112          $query = $db->getQuery(true);
 113          $query->select('a.id AS value, a.title AS text, COUNT(DISTINCT b.id) AS level');
 114          $query->from('#__usergroups AS a');
 115          $query->join('LEFT', '#__usergroups AS b on a.lft > b.lft AND a.rgt < b.rgt');
 116          $query->group('a.id, a.title, a.lft');
 117          $query->order('a.lft ASC');
 118          $db->setQuery($query);
 119          $options = $db->loadObjectList();
 120  
 121          return $options;
 122      }
 123  }