[Sommaire] [Imprimer]

   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  # library written by Thijs Elenbaas (thijs@contemplated.net)
   7  #
   8  #This program is free software; you can redistribute it and/or modify
   9  #it under the terms of the GNU General Public License as published by
  10  #the Free Software Foundation; either version 2 of the License, or
  11  #(at your option) any later version.
  12  #
  13  #This program is distributed in the hope that it will be useful,
  14  #but WITHOUT ANY WARRANTY; without even the implied warranty of
  15  #MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16  #GNU General Public License for more details.
  17  #You should have received a copy of the GNU General Public License
  18  #along with this program; if not, write to the Free Software
  19  #Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  20  #
  21  #$Id: file.functions.php 3062 2006-07-13 03:10:33Z calguy1000 $
  22  
  23  /**
  24   * File related functions. Used within the file manager and possibly
  25   * in filehandling programs 
  26   *
  27   */
  28  
  29  /**
  30   * Finds the file extention to for current filename
  31   * to the admin login.
  32   *
  33   * @since 6.3 ?
  34   */
  35  function get_file_extention($filename) {
  36          
  37      global $filetype;    
  38          
  39      // get the file extention
  40      $extension = strtolower(substr(strrchr($filename, "."), 1));
  41      //extention type if nothing is found:
  42      $found_ext = "unknown";
  43      // See if extention is listed
  44      if (isset($filetype[$extension]['img']) && $filetype[$extension]['img']) {
  45          // Yes, listed!
  46          $found_ext = $extension;
  47      } else {
  48           // apparently not, so let's browse the aliasses
  49          foreach ($filetype  as $current_ext=>$current_type) {      
  50             if (isset($current_type['alias']) && $current_type['alias']) {
  51                 foreach ($current_type['alias'] as $current_alias) {
  52                     if ($extension == $current_alias) { 
  53                          $found_ext = $current_ext;
  54                          break(2);
  55                     };
  56                 }
  57             }
  58          }
  59      }
  60      return $found_ext;
  61  }
  62  
  63  function display_file($filename) {
  64      $do_display = true;    
  65      
  66      global $excludefilters;
  67          
  68      foreach ($excludefilters as $currentfilter) {
  69          if (ereg($currentfilter, $filename)) {
  70              $do_display = false;
  71              break(1);
  72          }
  73      }
  74      return $do_display;
  75  }
  76  
  77  
  78  function is_removeable($fname)
  79  {
  80    if( is_dir( $fname ) )
  81      {
  82        $folder = opendir($fname);
  83        while($file = readdir( $folder ))
  84      if($file != '.' && $file != '..' &&
  85         ( !is_writable(  $fname."/".$file  ) ||
  86           (  is_dir(  $fname."/".$file  ) && !is_removeable(  $fname."/".$file  )  ) ))
  87        {
  88          closedir($fname);
  89          return false;
  90        }
  91        closedir($fname);
  92        return true;
  93      }
  94    else
  95      {
  96        return is_writable( $fname );
  97      }
  98  }
  99  # vim:ts=4 sw=4 noet
 100  ?>