[Sommaire] [Imprimer]

   1  <?php
   2  /**
   3  * @version $Id: pathway.php 5750 2006-11-12 22:12:52Z akede $
   4  * @package Joomla
   5  * @copyright Copyright (C) 2005 Open Source Matters. All rights reserved.
   6  * @license http://www.gnu.org/copyleft/gpl.html 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( '_VALID_MOS' ) or die( 'Restricted access' );
  16  
  17  function pathwayMakeLink( $id, $name, $link, $parent ) {
  18      $mitem = new stdClass();
  19      $mitem->id         = $id;
  20      $mitem->name     = html_entity_decode( $name );
  21      $mitem->link     = $link;
  22      $mitem->parent     = $parent;
  23      $mitem->type     = '';
  24  
  25      return $mitem;
  26  }
  27  
  28  /**
  29  * Outputs the pathway breadcrumbs
  30  * @param database A database connector object
  31  * @param int The db id field value of the current menu item
  32  */
  33  function showPathway( $Itemid ) {
  34      global $database, $option, $task, $mainframe, $mosConfig_absolute_path, $mosConfig_live_site, $my;
  35  
  36      // the the whole menu array and index the array by the id
  37      $query = "SELECT id, name, link, parent, type, menutype, access"
  38      . "\n FROM #__menu"
  39      . "\n WHERE published = 1"
  40      . "\n AND access <= " . (int) $my->gid
  41      . "\n ORDER BY menutype, parent, ordering"
  42      ;
  43      $database->setQuery( $query );
  44      $mitems = $database->loadObjectList( 'id' );
  45  
  46      // get the home page
  47      $home_menu = new mosMenu( $database );
  48      foreach( $mitems as $mitem ) {
  49          if ( $mitem->menutype == 'mainmenu' ) {
  50              $home_menu = $mitem;
  51              break;
  52          }
  53      }
  54  
  55      $optionstring = '';
  56      if ( isset( $_SERVER['REQUEST_URI'] ) ) {
  57          $optionstring = $_SERVER['REQUEST_URI'];
  58      } else if ( isset( $_SERVER['QUERY_STRING'] ) ) {
  59          $optionstring = $_SERVER['QUERY_STRING'];
  60      }
  61  
  62      // are we at the home page or not
  63      $homekeys     = array_keys( $mitems );
  64      $home         = @$mitems[$home_menu->id]->name;
  65      $path         = '';
  66  
  67      // this is a patch job for the frontpage items! aje
  68      if ($Itemid == $home_menu->id) {
  69          switch ($option) {
  70              case 'content':
  71                  $id = intval( mosGetParam( $_REQUEST, 'id', 0 ) );
  72  
  73                  if ($task=='blogsection'){
  74                      $query = "SELECT title, id"
  75                      . "\n FROM #__sections"
  76                      . "\n WHERE id = " . (int) $id
  77                      ;
  78                  } else if ( $task=='blogcategory' ) {
  79                      $query = "SELECT title, id"
  80                      . "\n FROM #__categories"
  81                      . "\n WHERE id = " . (int) $id
  82                      ;
  83                  } else {
  84                      $query = "SELECT title, catid, id"
  85                      . "\n FROM #__content"
  86                      . "\n WHERE id = " . (int) $id
  87                      ;
  88                  }
  89                  $database->setQuery( $query );
  90  
  91                  $row = null;
  92                  $database->loadObject( $row );
  93  
  94                  $id = max( array_keys( $mitems ) ) + 1;
  95  
  96                  // add the content item
  97                  $mitem2 = pathwayMakeLink(
  98                      $Itemid,
  99                      $row->title,
 100                      '',
 101                      1
 102                  );
 103                  $mitems[$id] = $mitem2;
 104                  $Itemid = $id;
 105  
 106                  $home = '<a href="'. sefRelToAbs( 'index.php' ) .'" class="pathway">'. $home .'</a>';
 107                  break;
 108          }
 109      }
 110  
 111      // breadcrumbs for content items
 112      switch( @$mitems[$Itemid]->type ) {
 113          // menu item = List - Content Section
 114          case 'content_section':
 115              $id = intval( mosGetParam( $_REQUEST, 'id', 0 ) );
 116  
 117              switch ($task) {
 118                  case 'category':
 119                      if ($id) {
 120                          $query = "SELECT title, id"
 121                          . "\n FROM #__categories"
 122                          . "\n WHERE id = " . (int) $id
 123                          . "\n AND access <= " . (int) $my->id
 124                          ;
 125                          $database->setQuery( $query );
 126                          $title = $database->loadResult();
 127  
 128                          $id = max( array_keys( $mitems ) ) + 1;
 129                          $mitem = pathwayMakeLink(
 130                              $id,
 131                              $title,
 132                              'index.php?option='. $option .'&task='. $task .'&id='. $id .'&Itemid='. $Itemid,
 133                              $Itemid
 134                          );
 135  
 136                          $mitems[$id] = $mitem;
 137                          $Itemid = $id;
 138                      }
 139                      break;
 140  
 141                  case 'view':
 142                      if ($id) {
 143                          // load the content item name and category
 144                          $query = "SELECT title, catid, id, access"
 145                          . "\n FROM #__content"
 146                          . "\n WHERE id = " . (int) $id
 147                          ;
 148                          $database->setQuery( $query );
 149                          $row = null;
 150                          $database->loadObject( $row );
 151  
 152                          // load and add the category
 153                          $query = "SELECT c.title AS title, s.id AS sectionid, c.id AS id, c.access AS cat_access"
 154                          . "\n FROM #__categories AS c"
 155                          . "\n LEFT JOIN #__sections AS s"
 156                          . "\n ON c.section = s.id"
 157                          . "\n WHERE c.id = " . (int) $row->catid
 158                          . "\n AND c.access <= " . (int) $my->id
 159                          ;
 160                          $database->setQuery( $query );
 161                          $result = $database->loadObjectList();
 162  
 163                          $title         = $result[0]->title;
 164                          $sectionid     = $result[0]->sectionid;
 165  
 166                          $id     = max( array_keys( $mitems ) ) + 1;
 167                          $mitem1 = pathwayMakeLink(
 168                              $Itemid,
 169                              $title,
 170                              'index.php?option='. $option .'&task=category&sectionid='. $sectionid .'&id='. $row->catid,
 171                              $Itemid
 172                          );
 173  
 174                          $mitems[$id] = $mitem1;
 175  
 176                          if ( $row->access <= $my->gid ) {
 177                              // add the final content item
 178                              $id++;
 179                              $mitem2 = pathwayMakeLink(
 180                                  $Itemid,
 181                                  $row->title,
 182                                  '',
 183                                  $id-1
 184                              );
 185  
 186                              $mitems[$id] = $mitem2;
 187                          }
 188                          $Itemid = $id;
 189  
 190                      }
 191                      break;
 192              }
 193              break;
 194  
 195          // menu item = Table - Content Category
 196          case 'content_category':
 197              $id = intval( mosGetParam( $_REQUEST, 'id', 0 ) );
 198  
 199              switch ($task) {
 200                  case 'view':
 201                      if ($id) {
 202                          // load the content item name and category
 203                          $query = "SELECT title, catid, id"
 204                          . "\n FROM #__content"
 205                          . "\n WHERE id = " . (int) $id
 206                          . "\n AND access <= " . (int) $my->id
 207                          ;
 208                          $database->setQuery( $query );
 209                          $row = null;
 210                          $database->loadObject( $row );
 211  
 212                          $id = max( array_keys( $mitems ) ) + 1;
 213                          // add the final content item
 214                          $mitem2 = pathwayMakeLink(
 215                              $Itemid,
 216                              $row->title,
 217                              '',
 218                              $Itemid
 219                          );
 220  
 221                          $mitems[$id] = $mitem2;
 222                          $Itemid = $id;
 223  
 224                      }
 225                      break;
 226              }
 227              break;
 228  
 229          // menu item = Blog - Content Category
 230          // menu item = Blog - Content Section
 231          case 'content_blog_category':
 232          case 'content_blog_section':
 233              switch ($task) {
 234                  case 'view':
 235                      $id = intval( mosGetParam( $_REQUEST, 'id', 0 ) );
 236                      if ($id) {
 237                          // load the content item name and category
 238  
 239                          $query = "SELECT title, catid, id"
 240                          . "\n FROM #__content"
 241                          . "\n WHERE id = " . (int) $id
 242                          . "\n AND access <= " . (int) $my->id
 243                          ;
 244                          $database->setQuery( $query );
 245                          $row = null;
 246                          $database->loadObject( $row );
 247  
 248                          $id = max( array_keys( $mitems ) ) + 1;
 249                          $mitem2 = pathwayMakeLink(
 250                              $Itemid,
 251                              $row->title,
 252                              '',
 253                              $Itemid
 254                          );
 255                          $mitems[$id] = $mitem2;
 256                          $Itemid = $id;
 257  
 258                      }
 259                      break;
 260              }
 261              break;
 262      }
 263  
 264      $i         = count( $mitems );
 265      $mid     = $Itemid;
 266  
 267      $imgPath =  'templates/' . $mainframe->getTemplate() . '/images/arrow.png';
 268      if (file_exists( "$mosConfig_absolute_path/$imgPath" )){
 269          $img = '<img src="' . $mosConfig_live_site . '/' . $imgPath . '" border="0" alt="arrow" />';
 270      } else {
 271          $imgPath = '/images/M_images/arrow.png';
 272          if (file_exists( $mosConfig_absolute_path . $imgPath )){
 273              $img = '<img src="' . $mosConfig_live_site . '/images/M_images/arrow.png" alt="arrow" />';
 274          } else {
 275              $img = '&gt;';
 276          }
 277      }
 278  
 279      while ($i--) {
 280          if (!$mid || empty( $mitems[$mid] ) || $Itemid == $home_menu->id || !eregi("option", $optionstring)) {
 281              break;
 282          }
 283          $item =& $mitems[$mid];
 284  
 285          $itemname = stripslashes( $item->name );
 286  
 287          // if it is the current page, then display a non hyperlink
 288          if (($item->id == $Itemid && !$mainframe->getCustomPathWay()) || empty( $mid ) || empty($item->link)) {
 289              $newlink = "  $itemname";
 290          } else if (isset($item->type) && $item->type == 'url') {
 291              $correctLink = eregi( 'http://', $item->link);
 292              if ($correctLink==1) {
 293                  $newlink = '<a href="'. $item->link .'" target="_window" class="pathway">'. $itemname .'</a>';
 294              } else {
 295                  $newlink = $itemname;
 296              }
 297          } else {
 298              $newlink = '<a href="'. sefRelToAbs( $item->link .'&Itemid='. $item->id ) .'" class="pathway">'. $itemname .'</a>';
 299          }
 300  
 301          // converts & to &amp; for xtml compliance
 302          $newlink = ampReplace( $newlink );
 303  
 304          if (trim($newlink)!="") {
 305              $path = $img .' '. $newlink .' '. $path;
 306          } else {
 307              $path = '';
 308          }
 309  
 310          $mid = $item->parent;
 311      }
 312  
 313      if ( eregi( 'option', $optionstring ) && trim( $path  ) ) {
 314          $home = '<a href="'. sefRelToAbs( 'index.php' ) .'" class="pathway">'. $home .'</a>';
 315      }
 316  
 317      if ($mainframe->getCustomPathWay()){
 318          $path .= $img . ' ';
 319          $path .= implode ( "$img " ,$mainframe->getCustomPathWay());
 320      }
 321  
 322      if ( $Itemid && $Itemid != 99999999 ) {
 323          echo '<span class="pathway">'. $home .' '. $path .'</span>';
 324      }
 325  }
 326  
 327  // code placed in a function to prevent messing up global variables
 328  if (!defined( '_JOS_PATHWAY' )) {
 329      // ensure that functions are declared only once
 330      define( '_JOS_PATHWAY', 1 );
 331  
 332      showPathway( $Itemid );
 333  }
 334  ?>