[Sommaire] [Imprimer]

   1  <?php 
   2      /**************************************************************************\
   3      * eGroupWare - Insert File Dialog, File Manager -plugin for tinymce        *
   4      * http://www.eGroupWare.org                                                *
   5      * Authors Al Rashid <alrashid@klokan.sk>                                   *
   6      *     and Xiang Wei ZHUO <wei@zhuo.org>                                    *
   7      * Modified for eGW by Cornelius Weiss <egw@von-und-zu-weiss.de>            *
   8      * --------------------------------------------                             *
   9      * This program is free software; you can redistribute it and/or modify it  *
  10      * under the terms of the GNU General Public License as published by the    *
  11      * Free Software Foundation; version 2 of the License.                      *
  12      *                                                                          *
  13      * Functions                                                                *
  14      * - if the thumbnail does not exists or the source file is newer, create a *
  15      * new thumbnail.                                                           *
  16      \**************************************************************************/
  17  
  18     /* $id */
  19  
  20     require_once  'config.inc.php';
  21     require_once  'functions.php';
  22     require_once  'Transform.php';
  23  
  24     $img = $BASE_DIR.urldecode($_GET['img']);
  25  
  26     if(is_file($img)) {
  27        make_thumbs(urldecode($_GET['img']));
  28     }
  29  
  30     function make_thumbs($img) 
  31     {
  32        global $BASE_DIR, $BASE_URL;
  33  
  34        $path_info = pathinfo($img);
  35        $path = $path_info['dirname']."/";
  36        $img_file = $path_info['basename'];
  37  
  38        $thumb = $path.'.'.$img_file;
  39  
  40        $img_info = getimagesize($BASE_DIR.$path.$img_file);
  41        $w = $img_info[0]; $h = $img_info[1];
  42  
  43        $nw = 96; $nh = 96;
  44  
  45        if($w <= $nw && $h <= $nh) {
  46           header('Location: '.$BASE_URL.$path.$img_file);
  47           exit();        
  48        }
  49  
  50        if(is_file($BASE_DIR.$thumb)) {
  51  
  52           $t_mtime = filemtime($BASE_DIR.$thumb);
  53           $o_mtime = filemtime($BASE_DIR.$img);
  54  
  55           if($t_mtime > $o_mtime) {
  56              //echo $BASE_URL.$path.'.'.$img_file;
  57              header('Location: '.$BASE_URL.$path.'.'.$img_file);
  58              exit();        
  59           }
  60        }
  61  
  62        $img_thumbs = Image_Transform::factory(IMAGE_CLASS);
  63        $img_thumbs->load($BASE_DIR.$path.$img_file);
  64  
  65        if ($w > $h) 
  66        $nh = unpercent(percent($nw, $w), $h);          
  67        else if ($h > $w) 
  68        $nw = unpercent(percent($nh, $h), $w); 
  69  
  70        $img_thumbs->resize($nw, $nh);
  71  
  72        $img_thumbs->save($BASE_DIR.$thumb);
  73        $img_thumbs->free();
  74  
  75        chmod($BASE_DIR.$thumb, 0666);
  76  
  77        if(is_file($BASE_DIR.$thumb)) {
  78           header('Location: '.$BASE_URL.$path.'.'.$img_file);
  79           exit();
  80        }
  81     }
  82  
  83  ?>