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   1  <?php
   2  #CMS - CMS Made Simple
   3  #(c)2004 by Ted Kulp (wishy@users.sf.net)
   4  #This project's homepage is: http://cmsmadesimple.sf.net
   5  #
   6  #This program is free software; you can redistribute it and/or modify
   7  #it under the terms of the GNU General Public License as published by
   8  #the Free Software Foundation; either version 2 of the License, or
   9  #(at your option) any later version.
  10  #
  11  #This program is distributed in the hope that it will be useful,
  12  #but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  #MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  #GNU General Public License for more details.
  15  #You should have received a copy of the GNU General Public License
  16  #along with this program; if not, write to the Free Software
  17  #Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  18  #
  19  #$Id: News.module.php 2114 2005-11-04 21:51:13Z wishy $
  20  
  21  class MenuManager extends CMSModule
  22  {
  23  	function GetName()
  24      {
  25          return 'MenuManager';
  26      }
  27  
  28  	function GetFriendlyName()
  29      {
  30          return $this->Lang('menumanager');
  31      }
  32  
  33  	function IsPluginModule()
  34      {
  35          return true;
  36      }
  37  
  38  	function HasAdmin()
  39      {
  40          return true;
  41      }
  42  
  43      function VisibleToAdminUser()
  44      {
  45        return $this->CheckPermission('Manage Menu');
  46      }
  47  
  48      function Uninstall()
  49      {
  50          // remove the permissions
  51          $this->RemovePermission('Manage Menu');
  52      }
  53  
  54  	function GetVersion()
  55      {
  56          return '1.2';
  57      }
  58  
  59  	function MinimumCMSVersion()
  60      {
  61          return '0.12';
  62      }
  63  
  64  	function GetAdminDescription()
  65      {
  66          return $this->Lang('description');
  67      }
  68  
  69  	function GetAdminSection()
  70      {
  71          return 'layout';
  72      }
  73  
  74  	function SetParameters()
  75      {
  76          $this->CreateParameter('collapse', '1', $this->lang('help_collapse'));
  77          $this->CreateParameter('items', 'contact,home', $this->lang('help_items'));
  78          $this->CreateParameter('number_of_levels', '1', $this->lang('help_number_of_levels'));
  79          $this->CreateParameter('show_all', '0', $this->lang('help_show_all'));
  80          $this->CreateParameter('show_root_siblings', '1', $this->lang('help_show_root_siblings'));
  81          $this->CreateParameter('start_level', '2', $this->lang('help_start_level'));
  82          $this->CreateParameter('start_element', '1.2', $this->lang('help_start_element'));
  83          $this->CreateParameter('start_page', 'home', $this->lang('help_start_page'));
  84          $this->CreateParameter('template', 'bulletmenu.tpl', $this->lang('help_template'));
  85      }
  86  
  87      /**
  88       * Recursive function to go through all nodes and put them into a list
  89       */
  90  	function GetChildNodes(&$parentnode, &$nodelist, &$gCms, &$prevdepth, &$count, &$params, $origdepth, &$showparents)
  91      {
  92          if (isset($params['show_all']))
  93          {
  94              $show_all = $params['show_all'];
  95          }
  96          else
  97          {
  98              $show_all = 0;
  99          }
 100          if (isset($parentnode))
 101          {
 102              $children =& $parentnode->getChildren();
 103              if (isset($children) && count($children))
 104              {
 105                  reset($children);
 106                  while (list($key) = each($children))
 107                  {
 108                      $onechild =& $children[$key];
 109                      $content =& $onechild->GetContent();
 110                      if ($content != NULL && $content->Active() && ($content->ShowInMenu() || ($show_all == 1)))
 111                      {
 112                          $newnode =& $this->FillNode($content, $onechild, $nodelist, $gCms, $count, $prevdepth, $origdepth);
 113                          //Ok, this one is nasty...
 114                          //First part checks to see if number_of_levels is set and whether the current depth is deeper than the set number_of_levels depth (opposite logic, actually)
 115                          //Second part checks to see if showparents is set...  if so, then it checks to see if this hierarchy position is one of them
 116                          //If either of these things occurs, then try to show the children of this node
 117                          if (!(isset($params['number_of_levels']) && $newnode->depth > ($params['number_of_levels']) - ($origdepth)) && (count($showparents) == 0 || (count($showparents) > 0 && in_array($content->Hierarchy() . '.', $showparents))))
 118                          {
 119                              $this->GetChildNodes($onechild, $nodelist, $gCms, $prevdepth, $count, $params, $origdepth, $showparents);
 120                          }
 121                      }
 122                  }
 123              }
 124          }
 125      }
 126  
 127      function & FillNode(&$content, &$node, &$nodelist, &$gCms, &$count, &$prevdepth, $origdepth)
 128      {
 129          $onenode = new stdClass();
 130          $onenode->id = $content->Id();
 131          $onenode->url = $content->GetURL();
 132          $onenode->accesskey = $content->AccessKey();
 133          $onenode->type = strtolower($content->Type());
 134          $onenode->tabindex = $content->TabIndex();
 135          $onenode->titleattribute = $content->TitleAttribute();
 136          $onenode->hierarchy = $content->Hierarchy();
 137          $onenode->depth = count(explode('.', $content->Hierarchy())) - ($origdepth - 1);
 138          $onenode->prevdepth = $prevdepth - ($origdepth - 1);
 139          if ($onenode->prevdepth == 0)
 140          $onenode->prevdepth = 1;
 141          if (isset($node))
 142          $onenode->haschildren = $node->HasChildren();
 143          else
 144          $onenode->haschildren = false;
 145          $prevdepth = $onenode->depth + ($origdepth - 1);
 146          $onenode->menutext = my_htmlentities($content->MenuText());
 147          $onenode->target = '';
 148          if ($content->HasProperty('target'))
 149          $onenode->target = $content->GetPropertyValue('target');
 150          $onenode->index = $count;
 151          $onenode->alias = $content->Alias();
 152          $onenode->parent = false;
 153          $count++;
 154  
 155          if (isset($gCms->variables['content_id']) && $onenode->id == $gCms->variables['content_id'])
 156          $onenode->current = true;
 157          else
 158          {
 159              $onenode->current = false;
 160              //So, it's not current.  Lets check to see if it's a direct parent
 161              if (isset($gCms->variables["friendly_position"]))
 162              {
 163                  if (strstr($gCms->variables["friendly_position"] . '.', $content->Hierarchy() . '.') == $gCms->variables["friendly_position"] . '.')
 164                  {
 165                      $onenode->parent = true;
 166                  }
 167              }
 168          }
 169  
 170          $nodelist[] = $onenode;
 171  
 172          return $onenode;
 173      }
 174  
 175  	function nthPos($str, $needles, $n=1)
 176      {
 177          //  Found at: http://us2.php.net/manual/en/function.strpos.php
 178          //  csaba at alum dot mit dot edu
 179          //  finds the nth occurrence of any of $needles' characters in $str
 180          //  returns -1 if not found; $n<0 => count backwards from end
 181          //  e.g. $str = "c:\\winapps\\morph\\photos\\Party\\Phoebe.jpg";
 182          //      substr($str, nthPos($str, "/\\:", -2)) => \Party\Phoebe.jpg
 183          //      substr($str, nthPos($str, "/\\:", 4)) => \photos\Party\Phoebe.jpg
 184          $pos = -1;
 185          $size = strlen($str);
 186          if ($reverse=($n<0)) { $n=-$n; $str = strrev($str); }
 187          while ($n--)
 188          {
 189              $bestNewPos = $size;
 190              for ($i=strlen($needles)-1;$i>=0;$i--)
 191              {
 192                  $newPos = strpos($str, $needles[$i], $pos+1);
 193                  if ($newPos===false) $needles = substr($needles,0,$i) . substr($needles,$i+1);
 194                  else $bestNewPos = min($bestNewPos,$newPos);
 195              }
 196              if (($pos=$bestNewPos)==$size) return -1;
 197          }
 198          return $reverse ? $size-1-$pos : $pos;
 199      }
 200  
 201  	function GetHelp($lang='en_US')
 202      {
 203          return $this->Lang('help');
 204      }
 205  
 206  	function GetAuthor()
 207      {
 208          return 'Ted Kulp';
 209      }
 210  
 211  	function GetAuthorEmail()
 212      {
 213          return 'ted@cmsmadesimple.org';
 214      }
 215  
 216  	function GetChangeLog()
 217      {
 218          return $this->Lang('changelog');
 219      } 
 220  
 221  	function GetMenuTemplate($tpl_name)
 222      {
 223          $data = false;
 224          if (endswith($tpl_name, '.tpl'))
 225          {
 226              global $gCms;
 227              // template file, we're gonna have to get it from
 228              // the filesystem, 
 229              $fn = $gCms->config['root_path'].DIRECTORY_SEPARATOR.'modules'.DIRECTORY_SEPARATOR;
 230              $fn .= $this->GetName().DIRECTORY_SEPARATOR.'templates'.DIRECTORY_SEPARATOR;
 231              $fn .= $tpl_name;
 232              if( file_exists( $fn ) )
 233              {
 234                  $data = file_get_contents($fn);
 235              }
 236          }
 237          else
 238          {
 239              $data = $this->GetTemplate($tpl_name);
 240          }
 241  
 242          return $data;
 243      }
 244  
 245  	function SetMenuTemplate( $tpl_name, $content )
 246      {
 247          if (endswith($tpl_name, '.tpl'))
 248          {
 249              return false;
 250          }
 251  
 252          $this->SetTemplate( $tpl_name, $content );
 253          return true;
 254      }
 255  }
 256  
 257  # vim:ts=4 sw=4 noet
 258  ?>