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   1  <?php
   2  /**
   3  * @version        $Id: list.php 14401 2010-01-26 14:10:00Z louis $
   4  * @package        Joomla.Framework
   5  * @subpackage        HTML
   6  * @copyright    Copyright (C) 2005 - 2010 Open Source Matters. All rights reserved.
   7  * @license        GNU/GPL, see LICENSE.php
   8  * Joomla! is free software. This version may have been modified pursuant
   9  * to the GNU General Public License, and as distributed it includes or
  10  * is derivative of works licensed under the GNU General Public License or
  11  * other free or open source software licenses.
  12  * See COPYRIGHT.php for copyright notices and details.
  13  */
  14  
  15  // no direct access
  16  defined( '_JEXEC' ) or die( 'Restricted access' );
  17  
  18  /**
  19   * Utility class for creating different select lists
  20   *
  21   * @static
  22   * @package     Joomla.Framework
  23   * @subpackage    HTML
  24   * @since        1.5
  25   */
  26  class JHTMLList
  27  {
  28      /**
  29      * Build the select list for access level
  30      */
  31  	function accesslevel( &$row )
  32      {
  33          $db =& JFactory::getDBO();
  34  
  35          $query = 'SELECT id AS value, name AS text'
  36          . ' FROM #__groups'
  37          . ' ORDER BY id'
  38          ;
  39          $db->setQuery( $query );
  40          $groups = $db->loadObjectList();
  41          $access = JHTML::_('select.genericlist',   $groups, 'access', 'class="inputbox" size="3"', 'value', 'text', intval( $row->access ), '', 1 );
  42  
  43          return $access;
  44      }
  45  
  46      /**
  47      * Build the select list to choose an image
  48      */
  49  	function images( $name, $active = NULL, $javascript = NULL, $directory = NULL, $extensions =  "bmp|gif|jpg|png" )
  50      {
  51          if ( !$directory ) {
  52              $directory = '/images/stories/';
  53          }
  54  
  55          if ( !$javascript ) {
  56              $javascript = "onchange=\"javascript:if (document.forms.adminForm." . $name . ".options[selectedIndex].value!='') {document.imagelib.src='..$directory' + document.forms.adminForm." . $name . ".options[selectedIndex].value} else {document.imagelib.src='../images/blank.png'}\"";
  57          }
  58  
  59          jimport( 'joomla.filesystem.folder' );
  60          $imageFiles = JFolder::files( JPATH_SITE.DS.$directory );
  61          $images     = array(  JHTML::_('select.option',  '', '- '. JText::_( 'Select Image' ) .' -' ) );
  62          foreach ( $imageFiles as $file ) {
  63             if ( preg_match( "#$extensions#i", $file ) ) {
  64                  $images[] = JHTML::_('select.option',  $file );
  65              }
  66          }
  67          $images = JHTML::_('select.genericlist',  $images, $name, 'class="inputbox" size="1" '. $javascript, 'value', 'text', $active );
  68  
  69          return $images;
  70      }
  71  
  72      /**
  73       * Description
  74       *
  75        * @param string SQL with ordering As value and 'name field' AS text
  76        * @param integer The length of the truncated headline
  77        * @since 1.5
  78        */
  79  	function genericordering( $sql, $chop = '30' )
  80      {
  81          $db =& JFactory::getDBO();
  82          $order = array();
  83          $db->setQuery( $sql );
  84          if (!($orders = $db->loadObjectList())) {
  85              if ($db->getErrorNum()) {
  86                  echo $db->stderr();
  87                  return false;
  88              } else {
  89                  $order[] = JHTML::_('select.option',  1, JText::_( 'first' ) );
  90                  return $order;
  91              }
  92          }
  93          $order[] = JHTML::_('select.option',  0, '0 '. JText::_( 'first' ) );
  94          for ($i=0, $n=count( $orders ); $i < $n; $i++) {
  95  
  96              if (JString::strlen($orders[$i]->text) > $chop) {
  97                  $text = JString::substr($orders[$i]->text,0,$chop)."...";
  98              } else {
  99                  $text = $orders[$i]->text;
 100              }
 101  
 102              $order[] = JHTML::_('select.option',  $orders[$i]->value, $orders[$i]->value.' ('.$text.')' );
 103          }
 104          $order[] = JHTML::_('select.option',  $orders[$i-1]->value+1, ($orders[$i-1]->value+1).' '. JText::_( 'last' ) );
 105  
 106          return $order;
 107      }
 108  
 109      /**
 110      * Build the select list for Ordering of a specified Table
 111      */
 112  	function specificordering( &$row, $id, $query, $neworder = 0 )
 113      {
 114          $db =& JFactory::getDBO();
 115  
 116          if ( $id ) {
 117              $order = JHTML::_('list.genericordering',  $query );
 118              $ordering = JHTML::_('select.genericlist',   $order, 'ordering', 'class="inputbox" size="1"', 'value', 'text', intval( $row->ordering ) );
 119          } else {
 120              if ( $neworder ) {
 121                  $text = JText::_( 'descNewItemsFirst' );
 122              } else {
 123                  $text = JText::_( 'descNewItemsLast' );
 124              }
 125              $ordering = '<input type="hidden" name="ordering" value="'. $row->ordering .'" />'. $text;
 126          }
 127          return $ordering;
 128      }
 129  
 130      /**
 131      * Select list of active users
 132      */
 133  	function users( $name, $active, $nouser = 0, $javascript = NULL, $order = 'name', $reg = 1 )
 134      {
 135          $db =& JFactory::getDBO();
 136  
 137          $and = '';
 138          if ( $reg ) {
 139          // does not include registered users in the list
 140              $and = ' AND gid > 18';
 141          }
 142  
 143          $query = 'SELECT id AS value, name AS text'
 144          . ' FROM #__users'
 145          . ' WHERE block = 0'
 146          . $and
 147          . ' ORDER BY '. $order
 148          ;
 149          $db->setQuery( $query );
 150          if ( $nouser ) {
 151              $users[] = JHTML::_('select.option',  '0', '- '. JText::_( 'No User' ) .' -' );
 152              $users = array_merge( $users, $db->loadObjectList() );
 153          } else {
 154              $users = $db->loadObjectList();
 155          }
 156  
 157          $users = JHTML::_('select.genericlist',   $users, $name, 'class="inputbox" size="1" '. $javascript, 'value', 'text', $active );
 158  
 159          return $users;
 160      }
 161  
 162      /**
 163      * Select list of positions - generally used for location of images
 164      */
 165  	function positions( $name, $active = NULL, $javascript = NULL, $none = 1, $center = 1, $left = 1, $right = 1, $id = false )
 166      {
 167          if ( $none ) {
 168              $pos[] = JHTML::_('select.option',  '', JText::_( 'None' ) );
 169          }
 170          if ( $center ) {
 171              $pos[] = JHTML::_('select.option',  'center', JText::_( 'Center' ) );
 172          }
 173          if ( $left ) {
 174              $pos[] = JHTML::_('select.option',  'left', JText::_( 'Left' ) );
 175          }
 176          if ( $right ) {
 177              $pos[] = JHTML::_('select.option',  'right', JText::_( 'Right' ) );
 178          }
 179  
 180          $positions = JHTML::_('select.genericlist',   $pos, $name, 'class="inputbox" size="1"'. $javascript, 'value', 'text', $active, $id );
 181  
 182          return $positions;
 183      }
 184  
 185      /**
 186      * Select list of active categories for components
 187      */
 188  	function category( $name, $section, $active = NULL, $javascript = NULL, $order = 'ordering', $size = 1, $sel_cat = 1 )
 189      {
 190          $db =& JFactory::getDBO();
 191  
 192          $query = 'SELECT id AS value, title AS text'
 193          . ' FROM #__categories'
 194          . ' WHERE section = '.$db->Quote($section)
 195          . ' AND published = 1'
 196          . ' ORDER BY '. $order
 197          ;
 198          $db->setQuery( $query );
 199          if ( $sel_cat ) {
 200              $categories[] = JHTML::_('select.option',  '0', '- '. JText::_( 'Select a Category' ) .' -' );
 201              $categories = array_merge( $categories, $db->loadObjectList() );
 202          } else {
 203              $categories = $db->loadObjectList();
 204          }
 205  
 206          $category = JHTML::_('select.genericlist',   $categories, $name, 'class="inputbox" size="'. $size .'" '. $javascript, 'value', 'text', $active );
 207          return $category;
 208      }
 209  
 210      /**
 211      * Select list of active sections
 212      */
 213  	function section( $name, $active = NULL, $javascript = NULL, $order = 'ordering', $uncategorized = true, $scope = 'content' )
 214      {
 215          $db =& JFactory::getDBO();
 216  
 217          $categories[] = JHTML::_('select.option',  '-1', '- '. JText::_( 'Select Section' ) .' -' );
 218  
 219          if ($uncategorized) {
 220              $categories[] = JHTML::_('select.option',  '0', JText::_( 'Uncategorized' ) );
 221          }
 222  
 223          $query = 'SELECT id AS value, title AS text'
 224          . ' FROM #__sections'
 225          . ' WHERE published = 1'
 226          . ' AND scope = ' . $db->Quote($scope)
 227          . ' ORDER BY ' . $order
 228          ;
 229          $db->setQuery( $query );
 230          $sections = array_merge( $categories, $db->loadObjectList() );
 231  
 232          $category = JHTML::_('select.genericlist',   $sections, $name, 'class="inputbox" size="1" '. $javascript, 'value', 'text', $active );
 233  
 234          return $category;
 235      }
 236  }