Documentation TYPO3 par Ameos

class.t3lib_foldertree.php

00001 <?php
00002 /***************************************************************
00003 *  Copyright notice
00004 *
00005 *  (c) 1999-2004 Kasper Skaarhoj (kasperYYYY@typo3.com)
00006 *  All rights reserved
00007 *
00008 *  This script is part of the TYPO3 project. The TYPO3 project is
00009 *  free software; you can redistribute it and/or modify
00010 *  it under the terms of the GNU General Public License as published by
00011 *  the Free Software Foundation; either version 2 of the License, or
00012 *  (at your option) any later version.
00013 *
00014 *  The GNU General Public License can be found at
00015 *  http://www.gnu.org/copyleft/gpl.html.
00016 *  A copy is found in the textfile GPL.txt and important notices to the license
00017 *  from the author is found in LICENSE.txt distributed with these scripts.
00018 *
00019 *
00020 *  This script is distributed in the hope that it will be useful,
00021 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
00022 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00023 *  GNU General Public License for more details.
00024 *
00025 *  This copyright notice MUST APPEAR in all copies of the script!
00026 ***************************************************************/
00057 require_once (PATH_t3lib.'class.t3lib_treeview.php');
00058 
00059 
00060 
00061 
00062 
00063 
00064 
00065 
00066 
00067 
00068 
00069 
00070 
00071 
00081 class t3lib_folderTree extends t3lib_treeView  {
00082 
00088         function t3lib_folderTree()     {
00089                 parent::init();
00090 
00091                 $this->MOUNTS = $GLOBALS['FILEMOUNTS'];
00092 
00093                 $this->treeName='folder';
00094                 $this->titleAttrib=''; //don't apply any title
00095                 $this->domIdPrefix = 'folder';
00096         }
00097 
00106         function wrapIcon($icon,$row)   {
00107                         // Add title attribute to input icon tag
00108                 $theFolderIcon = $this->addTagAttributes($icon,($this->titleAttrib ? $this->titleAttrib.'="'.$this->getTitleAttrib($row).'"' : ''));
00109 
00110                         // Wrap icon in click-menu link.
00111                 if (!$this->ext_IconMode)       {
00112                         $theFolderIcon = $GLOBALS['TBE_TEMPLATE']->wrapClickMenuOnIcon($theFolderIcon,$row['path'],'',0);
00113                 } elseif (!strcmp($this->ext_IconMode,'titlelink'))     {
00114                         $aOnClick = 'return jumpTo(\''.$this->getJumpToParam($row).'\',this,\''.$this->domIdPrefix.$this->getId($row).'_'.$this->bank.'\');';
00115                         $theFolderIcon='<a href="#" onclick="'.htmlspecialchars($aOnClick).'">'.$theFolderIcon.'</a>';
00116                 }
00117                 return $theFolderIcon;
00118         }
00119 
00126         function getId($v) {
00127                 return t3lib_div::md5Int($v['path']);
00128         }
00129 
00136         function getJumpToParam($v) {
00137                 return rawurlencode($v['path']);
00138         }
00139 
00148         function getTitleStr($row,$titleLen=30) {
00149                 return $row['_title'] ? $row['_title'] : parent::getTitleStr($row,$titleLen);
00150         }
00151 
00158         function getBrowsableTree()     {
00159 
00160                         // Get stored tree structure AND updating it if needed according to incoming PM GET var.
00161                 $this->initializePositionSaving();
00162 
00163                         // Init done:
00164                 $titleLen=intval($this->BE_USER->uc['titleLen']);
00165                 $treeArr=array();
00166 
00167                         // Traverse mounts:
00168                 foreach($this->MOUNTS as $key => $val)  {
00169                         $md5_uid = md5($val['path']);
00170                         $specUID=hexdec(substr($md5_uid,0,6));
00171                         $this->specUIDmap[$specUID]=$val['path'];
00172 
00173                                 // Set first:
00174                         $this->bank=$val['nkey'];
00175                         $isOpen = $this->stored[$val['nkey']][$specUID] || $this->expandFirst;
00176                         $this->reset();
00177 
00178                                 // Set PM icon:
00179                         $cmd=$this->bank.'_'.($isOpen?'0_':'1_').$specUID.'_'.$this->treeName;
00180                         $icon='<img'.t3lib_iconWorks::skinImg($this->backPath,'gfx/ol/'.($isOpen?'minus':'plus').'only.gif','width="18" height="16"').' alt="" />';
00181                         $firstHtml= $this->PM_ATagWrap($icon,$cmd);
00182 
00183                         switch($val['type'])    {
00184                                 case 'user':    $icon = 'gfx/i/_icon_ftp_user.gif';     break;
00185                                 case 'group':   $icon = 'gfx/i/_icon_ftp_group.gif'; break;
00186                                 default:                $icon = 'gfx/i/_icon_ftp.gif'; break;
00187                         }
00188 
00189                                 // Preparing rootRec for the mount
00190                         $firstHtml.=$this->wrapIcon('<img'.t3lib_iconWorks::skinImg($this->backPath,$icon,'width="18" height="16"').' alt="" />',$val);
00191                                 $row=array();
00192                                 $row['path']=$val['path'];
00193                                 $row['uid']=$specUID;
00194                                 $row['title']=$val['name'];
00195 
00196                                 // Add the root of the mount to ->tree
00197                         $this->tree[]=array('HTML'=>$firstHtml,'row'=>$row,'bank'=>$this->bank);
00198 
00199                                 // If the mount is expanded, go down:
00200                         if ($isOpen)    {
00201                                         // Set depth:
00202                                 $depthD='<img'.t3lib_iconWorks::skinImg($this->backPath,'gfx/ol/blank.gif','width="18" height="16"').' alt="" />';
00203                                 $this->getFolderTree($val['path'],999,$depthD);
00204                         }
00205 
00206                                 // Add tree:
00207                         $treeArr=array_merge($treeArr,$this->tree);
00208                 }
00209                 return $this->printTree($treeArr);
00210         }
00211 
00221         function getFolderTree($files_path, $depth=999, $depthData='')  {
00222 
00223                         // This generates the directory tree
00224                 $dirs = t3lib_div::get_dirs($files_path);
00225 
00226                 $c=0;
00227                 if (is_array($dirs))    {
00228                         $depth=intval($depth);
00229                         $HTML='';
00230                         $a=0;
00231                         $c=count($dirs);
00232                         sort($dirs);
00233 
00234                         foreach($dirs as $key => $val)  {
00235                                 $a++;
00236                                 $this->tree[]=array();          // Reserve space.
00237                                 end($this->tree);
00238                                 $treeKey = key($this->tree);    // Get the key for this space
00239                                 $LN = ($a==$c)?'blank':'line';
00240 
00241                                 $val = ereg_replace('^\./','',$val);
00242                                 $title = $val;
00243                                 $path = $files_path.$val.'/';
00244                                 $webpath=t3lib_BEfunc::getPathType_web_nonweb($path);
00245 
00246                                 $md5_uid = md5($path);
00247                                 $specUID=hexdec(substr($md5_uid,0,6));
00248                                 $this->specUIDmap[$specUID]=$path;
00249                                 $row=array();
00250                                 $row['path']=$path;
00251                                 $row['uid']=$specUID;
00252                                 $row['title']=$title;
00253 
00254                                 if ($depth>1 && $this->expandNext($specUID))    {
00255                                         $nextCount=$this->getFolderTree(
00256                                                 $path,
00257                                                 $depth-1,
00258                                                 $this->makeHTML ? $depthData.'<img'.t3lib_iconWorks::skinImg($this->backPath,'gfx/ol/'.$LN.'.gif','width="18" height="16"').' alt="" />' : ''
00259                                         );
00260                                         $exp=1;         // Set "did expand" flag
00261                                 } else {
00262                                         $nextCount=$this->getCount($path);
00263                                         $exp=0;         // Clear "did expand" flag
00264                                 }
00265 
00266                                         // Set HTML-icons, if any:
00267                                 if ($this->makeHTML)    {
00268                                         $HTML=$depthData.$this->PMicon($row,$a,$c,$nextCount,$exp);
00269 
00270                                         $icon = 'gfx/i/_icon_'.$webpath.'folders.gif';
00271                                         if ($val=='_temp_')     {
00272                                                 $icon = 'gfx/i/sysf.gif';
00273                                                 $row['title']='TEMP';
00274                                                 $row['_title']='<b>TEMP</b>';
00275                                         }
00276                                         if ($val=='_recycler_') {
00277                                                 $icon = 'gfx/i/recycler.gif';
00278                                                 $row['title']='RECYCLER';
00279                                                 $row['_title']='<b>RECYCLER</b>';
00280                                         }
00281                                         $HTML.=$this->wrapIcon('<img'.t3lib_iconWorks::skinImg($this->backPath,$icon,'width="18" height="16"').' alt="" />',$row);
00282                                 }
00283 
00284                                         // Finally, add the row/HTML content to the ->tree array in the reserved key.
00285                                 $this->tree[$treeKey] = Array(
00286                                         'row'=>$row,
00287                                         'HTML'=>$HTML,
00288                                         'bank'=>$this->bank
00289                                 );
00290                         }
00291                 }
00292                 return $c;
00293         }
00294 
00301         function getCount($files_path)  {
00302                         // This generates the directory tree
00303                 $dirs = t3lib_div::get_dirs($files_path);
00304                 $c=0;
00305                 if (is_array($dirs))    {
00306                         $c=count($dirs);
00307                 }
00308                 return $c;
00309         }
00310 
00317         function initializePositionSaving()     {
00318                         // Get stored tree structure:
00319                 $this->stored=unserialize($this->BE_USER->uc['browseTrees'][$this->treeName]);
00320 
00321                         // Mapping md5-hash to shorter number:
00322                 $hashMap=array();
00323                 foreach($this->MOUNTS as $key => $val)  {
00324                         $nkey = hexdec(substr($key,0,4));
00325                         $hashMap[$nkey]=$key;
00326                         $this->MOUNTS[$key]['nkey']=$nkey;
00327                 }
00328 
00329                         // PM action:
00330                         // (If an plus/minus icon has been clicked, the PM GET var is sent and we must update the stored positions in the tree):
00331                 $PM = explode('_',t3lib_div::_GP('PM'));        // 0: mount key, 1: set/clear boolean, 2: item ID (cannot contain "_"), 3: treeName
00332                 if (count($PM)==4 && $PM[3]==$this->treeName)   {
00333                         if (isset($this->MOUNTS[$hashMap[$PM[0]]]))     {
00334                                 if ($PM[1])     {       // set
00335                                         $this->stored[$PM[0]][$PM[2]]=1;
00336                                         $this->savePosition($this->treeName);
00337                                 } else {        // clear
00338                                         unset($this->stored[$PM[0]][$PM[2]]);
00339                                         $this->savePosition($this->treeName);
00340                                 }
00341                         }
00342                 }
00343         }
00344 }
00345 
00346 if (defined('TYPO3_MODE') && $TYPO3_CONF_VARS[TYPO3_MODE]['XCLASS']['t3lib/class.t3lib_foldertree.php'])        {
00347         include_once($TYPO3_CONF_VARS[TYPO3_MODE]['XCLASS']['t3lib/class.t3lib_foldertree.php']);
00348 }
00349 ?>


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