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   1  <?php
   2  /**
   3  * @version        $Id: legacy.php 14401 2010-01-26 14:10:00Z louis $
   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  /**
  18  * Utility function for writing a menu link
  19  */
  20  function mosGetMenuLink($mitem, $level = 0, & $params, $open = null)
  21  {
  22      global $Itemid;
  23      $txt = '';
  24      //needed to break reference to prevent altering the actual menu item
  25      $mitem = clone($mitem);
  26      // Menu Link is a special type that is a link to another item
  27      if ($mitem->type == 'menulink')
  28      {
  29          $menu = &JSite::getMenu();
  30          if ($tmp = $menu->getItem($mitem->query['Itemid'])) {
  31              $name = $mitem->name;
  32              $mid = $mitem->id;
  33              $parent = $mitem->parent;
  34              $mitem = clone($tmp);
  35              $mitem->name = $name;
  36              $mitem->mid = $mid;
  37              $mitem->parent = $parent;
  38          } else {
  39              return;
  40          }
  41      }
  42  
  43      switch ($mitem->type)
  44      {
  45          case 'separator' :
  46              $mitem->browserNav = 3;
  47              break;
  48  
  49          case 'url' :
  50              if (preg_match('#index.php\?#i', $mitem->link)) {
  51                  if (!preg_match('#Itemid=#i', $mitem->link)) {
  52                      $mitem->link .= '&amp;Itemid='.$mitem->id;
  53                  }
  54              }
  55              break;
  56  
  57          default :
  58              $mitem->link = 'index.php?Itemid='.$mitem->id;
  59              break;
  60      }
  61  
  62      // Active Menu highlighting
  63      $current_itemid = intval( $Itemid );
  64      if (!$current_itemid) {
  65          $id = '';
  66      } else {
  67          if ($current_itemid == $mitem->id) {
  68              $id = 'id="active_menu' . $params->get('class_sfx') . '"';
  69          } else {
  70              if ($params->get('activate_parent') && isset ($open) && in_array($mitem->id, $open)) {
  71                  $id = 'id="active_menu' . $params->get('class_sfx') . '"';
  72              } else {
  73                  if ($mitem->type == 'url' && ItemidContained($mitem->link, $current_itemid)) {
  74                      $id = 'id="active_menu' . $params->get('class_sfx') . '"';
  75                  } else {
  76                      $id = '';
  77                  }
  78              }
  79          }
  80      }
  81  
  82      if ($params->get('full_active_id'))
  83      {
  84          // support for `active_menu` of 'Link - Url' if link is relative
  85          if ($id == '' && $mitem->type == 'url' && strpos($mitem->link, 'http') === false) {
  86              $url = array();
  87              if(strpos($mitem->link, '&amp;') !== false)
  88              {
  89                 $mitem->link = str_replace('&amp;','&',$mitem->link);
  90              }
  91  
  92              parse_str($mitem->link, $url);
  93              if (isset ($url['Itemid'])) {
  94                  if ($url['Itemid'] == $current_itemid) {
  95                      $id = 'id="active_menu' . $params->get('class_sfx') . '"';
  96                  }
  97              }
  98          }
  99      }
 100  
 101      // replace & with amp; for xhtml compliance
 102      $menu_params = new stdClass();
 103      $menu_params = new JParameter($mitem->params);
 104      $menu_secure = $menu_params->def('secure', 0);
 105  
 106      if (strcasecmp(substr($mitem->link, 0, 4), 'http')) {
 107          $mitem->url = JRoute::_($mitem->link, true, $menu_secure);
 108      } else {
 109          $mitem->url = $mitem->link;
 110      }
 111  
 112      $menuclass = 'mainlevel' . $params->get('class_sfx');
 113      if ($level > 0) {
 114          $menuclass = 'sublevel' . $params->get('class_sfx');
 115      }
 116  
 117      // replace & with amp; for xhtml compliance
 118      // remove slashes from excaped characters
 119      $mitem->name = stripslashes(htmlspecialchars($mitem->name));
 120  
 121      switch ($mitem->browserNav)
 122      {
 123          // cases are slightly different
 124          case 1 :
 125              // open in a new window
 126              $txt = '<a href="' . $mitem->url . '" target="_blank" class="' . $menuclass . '" ' . $id . '>' . $mitem->name . '</a>';
 127              break;
 128  
 129          case 2 :
 130              // open in a popup window
 131              $txt = "<a href=\"#\" onclick=\"javascript: window.open('" . $mitem->url . "', '', 'toolbar=no,location=no,status=no,menubar=no,scrollbars=yes,resizable=yes,width=780,height=550'); return false\" class=\"$menuclass\" " . $id . ">" . $mitem->name . "</a>\n";
 132              break;
 133  
 134          case 3 :
 135              // don't link it
 136              $txt = '<span class="' . $menuclass . '" ' . $id . '>' . $mitem->name . '</span>';
 137              break;
 138  
 139          default : // formerly case 2
 140              // open in parent window
 141              $txt = '<a href="' . $mitem->url . '" class="' . $menuclass . '" ' . $id . '>' . $mitem->name . '</a>';
 142              break;
 143      }
 144  
 145      if ($params->get('menu_images'))
 146      {
 147          $menu_params = new stdClass();
 148          $menu_params = new JParameter($mitem->params);
 149  
 150          $menu_image = $menu_params->def('menu_image', -1);
 151          if (($menu_image <> '-1') && $menu_image) {
 152              $image = '<img src="'.JURI::base(true).'/images/stories/' . $menu_image . '" border="0" alt="' . $mitem->name . '"/>';
 153              if ($params->get('menu_images_align')) {
 154                  $txt = $txt . ' ' . $image;
 155              } else {
 156                  $txt = $image . ' ' . $txt;
 157              }
 158          }
 159      }
 160  
 161      return $txt;
 162  }
 163  
 164  /**
 165  * Vertically Indented Menu
 166  */
 167  function mosShowVIMenu(& $params)
 168  {
 169      global $mainframe, $Itemid;
 170  
 171      $template = $mainframe->getTemplate();
 172      $menu =& JSite::getMenu();
 173      $user =& JFactory::getUser();
 174  
 175      // indent icons
 176      switch ($params->get('indent_image')) {
 177          case '1' :
 178              {
 179                  // Default images
 180                  $imgpath = JURI::base(true).'/images/M_images';
 181                  for ($i = 1; $i < 7; $i++) {
 182                      $img[$i] = '<img src="' . $imgpath . '/indent' . $i . '.png" alt="" />';
 183                  }
 184              }
 185              break;
 186  
 187          case '2' :
 188              {
 189                  // Use Params
 190                  $imgpath = JURI::base(true).'/images/M_images';
 191                  for ($i = 1; $i < 7; $i++) {
 192                      if ($params->get('indent_image' . $i) == '-1') {
 193                          $img[$i] = NULL;
 194                      } else {
 195                          $img[$i] = '<img src="' . $imgpath . '/' . $params->get('indent_image' . $i) . '" alt="" />';
 196                      }
 197                  }
 198              }
 199              break;
 200  
 201          case '3' :
 202              {
 203                  // None
 204                  for ($i = 1; $i < 7; $i++) {
 205                      $img[$i] = NULL;
 206                  }
 207              }
 208              break;
 209  
 210          default :
 211              {
 212                  // Template
 213                  $imgpath = JURI::base(true).'/templates/' . $template . '/images';
 214                  for ($i = 1; $i < 7; $i++) {
 215                      $img[$i] = '<img src="' . $imgpath . '/indent' . $i . '.png" alt="" />';
 216                  }
 217              }
 218      }
 219  
 220      $indents = array (
 221              // block prefix / item prefix / item suffix / block suffix
 222      array (
 223              '<table width="100%" border="0" cellpadding="0" cellspacing="0">',
 224              '<tr ><td>',
 225              '</td></tr>',
 226              '</table>'
 227          ),
 228          array (
 229              '',
 230              '<div style="padding-left: 4px">' . $img[1],
 231              '</div>',
 232              ''
 233          ),
 234          array (
 235              '',
 236              '<div style="padding-left: 8px">' . $img[2],
 237              '</div>',
 238              ''
 239          ),
 240          array (
 241              '',
 242              '<div style="padding-left: 12px">' . $img[3],
 243              '</div>',
 244              ''
 245          ),
 246          array (
 247              '',
 248              '<div style="padding-left: 16px">' . $img[4],
 249              '</div>',
 250              ''
 251          ),
 252          array (
 253              '',
 254              '<div style="padding-left: 20px">' . $img[5],
 255              '</div>',
 256              ''
 257          ),
 258          array (
 259              '',
 260              '<div style="padding-left: 24px">' . $img[6],
 261              '</div>',
 262              ''
 263          ),
 264  
 265      );
 266  
 267      // establish the hierarchy of the menu
 268      $children = array ();
 269  
 270      //get menu items
 271      $rows = $menu->getItems('menutype', $params->get('menutype'));
 272  
 273      // first pass - collect children
 274      $cacheIndex = array();
 275      if(is_array($rows) && count($rows)) {
 276          foreach ($rows as $index => $v) {
 277              if ($v->access <= $user->get('aid')) {
 278                  $pt = $v->parent;
 279                  $list = @ $children[$pt] ? $children[$pt] : array ();
 280                  array_push($list, $v);
 281                  $children[$pt] = $list;
 282              }
 283              $cacheIndex[$v->id] = $index;
 284          }
 285      }
 286  
 287      // second pass - collect 'open' menus
 288      $open = array (
 289          $Itemid
 290      );
 291      $count = 20; // maximum levels - to prevent runaway loop
 292      $id = $Itemid;
 293  
 294      while (-- $count)
 295      {
 296          if (isset($cacheIndex[$id])) {
 297              $index = $cacheIndex[$id];
 298              if (isset ($rows[$index]) && $rows[$index]->parent > 0) {
 299                  $id = $rows[$index]->parent;
 300                  $open[] = $id;
 301              } else {
 302                  break;
 303              }
 304          }
 305      }
 306  
 307      mosRecurseVIMenu(0, 0, $children, $open, $indents, $params);
 308  }
 309  
 310  /**
 311  * Utility function to recursively work through a vertically indented
 312  * hierarchial menu
 313  */
 314  function mosRecurseVIMenu($id, $level, & $children, & $open, & $indents, & $params)
 315  {
 316      if (@ $children[$id]) {
 317          $n = min($level, count($indents) - 1);
 318  
 319          echo "\n" . $indents[$n][0];
 320          foreach ($children[$id] as $row) {
 321  
 322              echo "\n" . $indents[$n][1];
 323  
 324              echo mosGetMenuLink($row, $level, $params, $open);
 325  
 326              // show menu with menu expanded - submenus visible
 327              if (!$params->get('expand_menu')) {
 328                  if (in_array($row->id, $open)) {
 329                      mosRecurseVIMenu($row->id, $level +1, $children, $open, $indents, $params);
 330                  }
 331              } else {
 332                  mosRecurseVIMenu($row->id, $level +1, $children, $open, $indents, $params);
 333              }
 334              echo $indents[$n][2];
 335          }
 336          echo "\n" . $indents[$n][3];
 337      }
 338  }
 339  
 340  /**
 341  * Draws a horizontal 'flat' style menu (very simple case)
 342  */
 343  function mosShowHFMenu(& $params, $style = 0)
 344  {
 345      $menu = & JSite::getMenu();
 346      $user = & JFactory::getUser();
 347  
 348      //get menu items
 349      $rows = $menu->getItems('menutype', $params->get('menutype'));
 350  
 351      $links = array ();
 352      if(is_array($rows) && count($rows)) {
 353          foreach ($rows as $row)
 354          {
 355              if ($row->access <= $user->get('aid', 0)) {
 356                  $links[] = mosGetMenuLink($row, 0, $params);
 357              }
 358          }
 359      }
 360  
 361      $menuclass = 'mainlevel' . $params->get('class_sfx');
 362      $lang =& JFactory::getLanguage();
 363  
 364      if (count($links))
 365      {
 366          switch ($style)
 367          {
 368              case 1 :
 369                  echo '<ul id="' . $menuclass . '">';
 370                  foreach ($links as $link) {
 371                      echo '<li>' . $link . '</li>';
 372                  }
 373                  echo '</ul>';
 374                  break;
 375  
 376              default :
 377                  $spacer_start = $params->get('spacer');
 378                  $spacer_end = $params->get('end_spacer');
 379  
 380                  echo '<table width="100%" border="0" cellpadding="0" cellspacing="1">';
 381                  echo '<tr>';
 382                  echo '<td nowrap="nowrap">';
 383  
 384                  if ($spacer_end) {
 385                      echo '<span class="' . $menuclass . '"> ' . $spacer_end . ' </span>';
 386                  }
 387  
 388                  if ($spacer_start) {
 389                      $html = '<span class="' . $menuclass . '"> ' . $spacer_start . ' </span>';
 390                      echo implode($html, $links);
 391                  } else {
 392                      echo implode('', $links);
 393                  }
 394  
 395                  if ($spacer_end) {
 396                      echo '<span class="' . $menuclass . '"> ' . $spacer_end . ' </span>';
 397                  }
 398  
 399                  echo '</td>';
 400                  echo '</tr>';
 401                  echo '</table>';
 402                  break;
 403          }
 404      }
 405  }
 406  
 407  /**
 408  * Search for Itemid in link
 409  */
 410  function ItemidContained($link, $Itemid)
 411  {
 412      $link = str_replace('&amp;', '&', $link);
 413      $temp = explode("&", $link);
 414      $linkItemid = "";
 415      foreach ($temp as $value) {
 416          $temp2 = explode("=", $value);
 417          if ($temp2[0] == "Itemid") {
 418              $linkItemid = $temp2[1];
 419              break;
 420          }
 421      }
 422      if ($linkItemid != "" && $linkItemid == $Itemid) {
 423          return true;
 424      } else {
 425          return false;
 426      }
 427  }