bin/modcss.php

   1 <?php
   2
   3 /*
   4  +-----------------------------------------------------------------------+
   5  | bin/modcss.php                                                        |
   6  |                                                                       |
   7  | This file is part of the RoundCube Webmail client                     |
   8  | Copyright (C) 2007-2008, RoundCube Dev. - Switzerland                 |
   9  | Licensed under the GNU GPL                                            |
  10  |                                                                       |
  11  | PURPOSE:                                                              |
  12  |   Modify CSS source from a URL                                        |
  13  |                                                                       |
  14  +-----------------------------------------------------------------------+
  15  | Author: Thomas Bruederli <roundcube@gmail.com>                        |
  16  +-----------------------------------------------------------------------+
  17
  18  $Id: modcss.php 2187 2008-12-24 14:19:27Z thomasb $
  19
  20 */
  21
  22 define('INSTALL_PATH', realpath(dirname(__FILE__) . '/..') . '/');
  23 require INSTALL_PATH . 'program/include/iniset.php';
  24
  25 $RCMAIL = rcmail::get_instance();
  26
  27 $source = "";
  28 if (!empty($RCMAIL->user->ID) && ($url = preg_replace('/[^a-z0-9.-_\?\$&=%]/i', '', $_GET['u'])))
  29 {
  30         $a_uri = parse_url($url);
  31         $port = $a_uri['port'] ? $a_uri['port'] : 80;
  32         $host = $a_uri['host'];
  33         $path = $a_uri['path'] . ($a_uri['query'] ? '?'.$a_uri['query'] : '');
  34
  35
  36         if ($fp = fsockopen($host, $port, $errno, $errstr, 30))
  37         {
  38                 $out = "GET $path HTTP/1.0\r\n";
  39                 $out .= "Host: $host\r\n";
  40                 $out .= "Connection: Close\r\n\r\n";
  41                 fwrite($fp, $out);
  42
  43                 $header = true;
  44                 while (!feof($fp))
  45                 {
  46                         $line = trim(fgets($fp, 4048));
  47
  48                         if ($header && preg_match('/^HTTP\/1\..\s+(\d+)/', $line, $regs) && intval($regs[1]) != 200)
  49                                 break;
  50                         else if (empty($line) && $header)
  51                                 $header = false;
  52                         else if (!$header)
  53                                 $source .= "$line\n";
  54                 }
  55                 fclose($fp);
  56          }
  57 }
  58
  59 if (!empty($source))
  60 {
  61         header("Content-Type: text/css");
  62         echo rcmail_mod_css_styles($source, preg_replace('/[^a-z0-9]/i', '', $_GET['c']), $url);
  63 }
  64 else {
  65         header("HTTP/1.0 404 Not Found");
  66         echo "Requires a valid user session and source url";
  67 }
  68
  69 ?>