index.php
author Dan
Tue, 26 Jun 2007 17:28:18 -0400
changeset 21 663fcf528726
parent 16 64e0d3d4cf14
child 28 dd2edcdc6c03
permissions -rwxr-xr-x
Updated all version numbers back to Banshee; a few preliminary steps towards full UTF-8 support in page URLs
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<?php
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/**
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 * Enano - an open-source CMS capable of wiki functions, Drupal-like sidebar blocks, and everything in between
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 * @Version 1.0 (Banshee)
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 * Copyright (C) 2006-2007 Dan Fuhry
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 *
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 * This program is Free Software; you can redistribute and/or modify it under the terms of the GNU General Public License
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 * as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version.
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 *
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 * This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied
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 * warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for details.
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 *
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 */
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  // Set up gzip encoding before any output is sent
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ad5986a53197 Fixed complicated SQL injection vulnerability in URL handler, updated license info for Tigra Tree Menu, and killed one XSS vulnerability
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  $aggressive_optimize_html = false;
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  global $do_gzip;
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  $do_gzip = false;
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  if(isset($_SERVER['PATH_INFO'])) $v = $_SERVER['PATH_INFO'];
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  elseif(isset($_GET['title'])) $v = $_GET['title'];
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  else $v = '';
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  error_reporting(E_ALL);
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  // if(!strstr($v, 'CSS') && !strstr($v, 'UploadFile') && !strstr($v, 'DownloadFile')) // These pages are blacklisted because we can't have debugConsole's HTML output disrupting the flow of header() calls and whatnot
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  // {
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  //   $do_gzip = ( function_exists('gzcompress') && ( isset($_SERVER['HTTP_ACCEPT_ENCODING']) && strstr($_SERVER['HTTP_ACCEPT_ENCODING'], 'gzip') ) ) ? true : false;
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  //   // Uncomment the following line to enable debugConsole (requires PHP 5 or later)
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  //   // define('ENANO_DEBUG', '');
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  // }
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  if(defined('ENANO_DEBUG')) $do_gzip = false;
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  if($aggressive_optimize_html || $do_gzip)
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  {
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    ob_start();
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  }
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  require('includes/common.php');
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  global $db, $session, $paths, $template, $plugins; // Common objects
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  if(!isset($_GET['do'])) $_GET['do'] = 'view';
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  switch($_GET['do'])
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  {
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    default:
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      die_friendly('Invalid action', '<p>The action "'.$_GET['do'].'" is not defined. Return to <a href="'.makeUrl($paths->page).'">viewing this page\'s text</a>.</p>');
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      break;
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    case 'view':
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      // echo PageUtils::getpage($paths->page, true, ( (isset($_GET['oldid'])) ? $_GET['oldid'] : false ));
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      $rev_id = ( (isset($_GET['oldid'])) ? intval($_GET['oldid']) : 0 );
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      $page = new PageProcessor( $paths->cpage['urlname_nons'], $paths->namespace, $rev_id );
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      $page->send_headers = true;
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      $page->send();
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      break;
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    case 'comments':
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      $template->header();
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      $sub = ( isset ($_GET['sub']) ) ? $_GET['sub'] : false;
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      switch($sub)
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      {
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        case 'admin':
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        default:
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          $act = ( isset ($_GET['action']) ) ? $_GET['action'] : false;
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          $id = ( isset ($_GET['id']) ) ? intval($_GET['id']) : -1;
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          echo PageUtils::comments_html($paths->cpage['urlname_nons'], $paths->namespace, $act, Array('id'=>$id));
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          break;
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        case 'postcomment':
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          if(empty($_POST['name']) ||
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             empty($_POST['subj']) ||
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             empty($_POST['text'])
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             ) { echo 'Invalid request'; break; }
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          $cid = ( isset($_POST['captcha_id']) ) ? $_POST['captcha_id'] : false;
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          $cin = ( isset($_POST['captcha_input']) ) ? $_POST['captcha_input'] : false;
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          PageUtils::addcomment($paths->cpage['urlname_nons'], $paths->namespace, $_POST['name'], $_POST['subj'], $_POST['text'], $cin, $cid); // All filtering, etc. is handled inside this method
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          echo PageUtils::comments_html($paths->cpage['urlname_nons'], $paths->namespace);
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          break;
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        case 'editcomment':
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          if(!isset($_GET['id']) || ( isset($_GET['id']) && !preg_match('#^([0-9]+)$#', $_GET['id']) )) { echo '<p>Invalid comment ID</p>'; break; }
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          $q = $db->sql_query('SELECT subject,comment_data,comment_id FROM '.table_prefix.'comments WHERE comment_id='.$_GET['id']);
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          if(!$q) $db->_die('The comment data could not be selected.');
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          $row = $db->fetchrow();
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          $db->free_result();
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          echo '<form action="'.makeUrl($paths->page, 'do=comments&amp;sub=savecomment').'" method="post">';
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          echo "<br /><div class='tblholder'><table border='0' width='100%' cellspacing='1' cellpadding='4'>
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                  <tr><td class='row1'>Subject:</td><td class='row1'><input type='text' name='subj' value='{$row['subject']}' /></td></tr>
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                  <tr><td class='row2'>Comment:</td><td class='row2'><textarea rows='10' cols='40' style='width: 98%;' name='text'>{$row['comment_data']}</textarea></td></tr>
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                  <tr><td class='row1' colspan='2' class='row1' style='text-align: center;'><input type='hidden' name='id' value='{$row['comment_id']}' /><input type='submit' value='Save Changes' /></td></tr>
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                </table></div>";
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          echo '</form>';
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          break;
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        case 'savecomment':
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          if(empty($_POST['subj']) || empty($_POST['text'])) { echo '<p>Invalid request</p>'; break; }
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          $r = PageUtils::savecomment_neater($paths->cpage['urlname_nons'], $paths->namespace, $_POST['subj'], $_POST['text'], (int)$_POST['id']);
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          if($r != 'good') { echo "<pre>$r</pre>"; break; }
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          echo PageUtils::comments_html($paths->cpage['urlname_nons'], $paths->namespace);
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          break;
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        case 'deletecomment':
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          if(!empty($_GET['id']))
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          {
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            PageUtils::deletecomment_neater($paths->cpage['urlname_nons'], $paths->namespace, (int)$_GET['id']);
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          }
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          echo PageUtils::comments_html($paths->cpage['urlname_nons'], $paths->namespace);
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          break;
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      }
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      $template->footer();
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      break;
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    case 'edit':
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      if(isset($_POST['_cancel'])) { header('Location: '.makeUrl($paths->page)); echo '<html><head><title>Redirecting...</title></head><body>If you haven\'t been redirected yet, <a href="'.makeUrl($paths->page).'">click here</a>.'; break; }
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      if(isset($_POST['_save'])) {
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        $e = PageUtils::savepage($paths->cpage['urlname_nons'], $paths->namespace, $_POST['page_text'], $_POST['edit_summary'], isset($_POST['minor']));
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        header('Location: '.makeUrl($paths->page)); echo '<html><head><title>Redirecting...</title></head><body>If you haven\'t been redirected yet, <a href="'.makeUrl($paths->page).'">click here</a>.'; break;
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      }
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      $template->header();
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      if(isset($_POST['_preview']))
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      {
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        $text = $_POST['page_text'];
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        echo PageUtils::genPreview($_POST['page_text']);
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      }
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      else $text = RenderMan::getPage($paths->cpage['urlname_nons'], $paths->namespace, 0, false, false, false, false);
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      echo '
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        <form action="'.makeUrl($paths->page, 'do=edit').'" method="post" enctype="multipart/form-data">
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        <br />
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        <textarea name="page_text" rows="20" cols="60" style="width: 97%;">'.$text.'</textarea><br />
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        <br />
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        ';
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      if($paths->wiki_mode)
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        echo 'Edit summary: <input name="edit_summary" type="text" size="40" /><br /><label><input type="checkbox" name="minor" /> This is a minor edit</label><br />';  
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      echo '<br />
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          <input type="submit" name="_save" value="Save changes" style="font-weight: bold;" />
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          <input type="submit" name="_preview" value="Preview changes" />
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          <input type="submit" name="_revert" value="Revert changes" />
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          <input type="submit" name="_cancel" value="Cancel" />
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        </form>
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      ';
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parents:
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      $template->footer();
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      break;
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parents:
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   140
    case 'viewsource':
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parents:
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      $template->header();
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      $text = RenderMan::getPage($paths->cpage['urlname_nons'], $paths->namespace, 0, false, false, false, false);
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      echo '
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   144
        <form action="'.makeUrl($paths->page, 'do=edit').'" method="post">
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        <br />
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parents:
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        <textarea readonly="readonly" name="page_text" rows="20" cols="60" style="width: 97%;">'.$text.'</textarea>';
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      echo '<br />
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   148
          <input type="submit" name="_cancel" value="Close viewer" />
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        </form>
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parents:
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      ';
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parents:
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      $template->footer();
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parents:
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   152
      break;
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parents:
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    case 'history':
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      $hist = PageUtils::histlist($paths->cpage['urlname_nons'], $paths->namespace);
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      $template->header();
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parents:
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      echo $hist;
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parents:
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      $template->footer();
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   158
      break;
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parents:
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   159
    case 'rollback':
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parents:
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      $id = (isset($_GET['id'])) ? $_GET['id'] : false;
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      if(!$id || !preg_match('#^([0-9]+)$#', $id)) die_friendly('Invalid action ID', '<p>The URL parameter "id" is not an integer. Exiting to prevent nasties like SQL injection, etc.</p>');
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      $rb = PageUtils::rollback( (int) $id );
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parents:
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      $template->header();
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parents:
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      echo '<p>'.$rb.' <a href="'.makeUrl($paths->page).'">Return to the page</a>.</p>';
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parents:
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      $template->footer();
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   166
      break;
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parents:
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   167
    case 'catedit':
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parents:
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   168
      if(isset($_POST['__enanoSaveButton']))
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parents:
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      {
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        unset($_POST['__enanoSaveButton']);
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        $val = PageUtils::catsave($paths->cpage['urlname_nons'], $paths->namespace, $_POST);
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        if($val == 'GOOD')
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parents:
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        {
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          header('Location: '.makeUrl($paths->page)); echo '<html><head><title>Redirecting...</title></head><body>If you haven\'t been redirected yet, <a href="'.makeUrl($paths->page).'">click here</a>.'; break;
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   175
        } else {
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          die_friendly('Error saving category information', '<p>'.$val.'</p>');
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        }
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      }
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      elseif(isset($_POST['__enanoCatCancel']))
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parents:
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      {
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   181
        header('Location: '.makeUrl($paths->page)); echo '<html><head><title>Redirecting...</title></head><body>If you haven\'t been redirected yet, <a href="'.makeUrl($paths->page).'">click here</a>.'; break;
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      }
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      $template->header();
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      $c = PageUtils::catedit_raw($paths->cpage['urlname_nons'], $paths->namespace);
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parents:
diff changeset
   185
      echo $c[1];
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parents:
diff changeset
   186
      $template->footer();
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parents:
diff changeset
   187
      break;
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parents:
diff changeset
   188
    case 'moreoptions':
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parents:
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   189
      $template->header();
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parents:
diff changeset
   190
      echo '<div class="pagebar" id="pagebarpopup2" style="width: 150px; padding: 0;">'.$template->tpl_strings['TOOLBAR_EXTRAS'].'</div>';
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parents:
diff changeset
   191
      $template->footer();
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parents:
diff changeset
   192
      break;
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   193
    case 'protect':
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parents:
diff changeset
   194
      if (!isset($_REQUEST['level'])) die_friendly('Invalid request', '<p>No protection level specified</p>');
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parents:
diff changeset
   195
      if(!empty($_POST['reason']))
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diff changeset
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      {
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diff changeset
   197
        if(!preg_match('#^([0-2]*){1}$#', $_POST['level'])) die_friendly('Error protecting page', '<p>Request validation failed</p>');
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diff changeset
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        PageUtils::protect($paths->cpage['urlname_nons'], $paths->namespace, intval($_POST['level']), $_POST['reason']);
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diff changeset
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        die_friendly('Page protected', '<p>The protection setting has been applied. <a href="'.makeUrl($paths->page).'">Return to the page</a>.</p>');
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diff changeset
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      }
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      $template->header();
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diff changeset
   202
      ?>
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diff changeset
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      <form action="<?php echo makeUrl($paths->page, 'do=protect'); ?>" method="post">
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diff changeset
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        <input type="hidden" name="level" value="<?php echo $_REQUEST['level']; ?>" />
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diff changeset
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        <?php if(isset($_POST['reason'])) echo '<p style="color: red;">Error: you must enter a reason for protecting this page.</p>'; ?>
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diff changeset
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        <p>Reason for protecting the page:</p>
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diff changeset
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        <p><input type="text" name="reason" size="40" /><br />
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diff changeset
   208
           Protecion level to be applied: <b><?php
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parents:
diff changeset
   209
             switch($_REQUEST['level'])
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diff changeset
   210
             {
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diff changeset
   211
               case '0':
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diff changeset
   212
                 echo 'No protection';
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parents:
diff changeset
   213
                 break;
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parents:
diff changeset
   214
               case '1':
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parents:
diff changeset
   215
                 echo 'Full protection';
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parents:
diff changeset
   216
                 break;
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parents:
diff changeset
   217
               case '2':
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parents:
diff changeset
   218
                 echo 'Semi-protection';
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parents:
diff changeset
   219
                 break;
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parents:
diff changeset
   220
               default:
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parents:
diff changeset
   221
                 echo 'None;</b> Warning: request validation will fail after clicking submit<b>';
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parents:
diff changeset
   222
             }
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diff changeset
   223
           ?></b></p>
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diff changeset
   224
        <p><input type="submit" value="Protect page" style="font-weight: bold;" /></p> 
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diff changeset
   225
      </form>
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parents:
diff changeset
   226
      <?php
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diff changeset
   227
      $template->footer();
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diff changeset
   228
      break;
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   229
    case 'rename':
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parents:
diff changeset
   230
      if(!empty($_POST['newname']))
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parents:
diff changeset
   231
      {
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diff changeset
   232
        $r = PageUtils::rename($paths->cpage['urlname_nons'], $paths->namespace, $_POST['newname']);
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parents:
diff changeset
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        die_friendly('Page renamed', '<p>'.nl2br($r).' <a href="'.makeUrl($paths->page).'">Return to the page</a>.</p>');
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diff changeset
   234
      }
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parents:
diff changeset
   235
      $template->header();
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parents:
diff changeset
   236
      ?>
902822492a68 Initial population
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diff changeset
   237
      <form action="<?php echo makeUrl($paths->page, 'do=rename'); ?>" method="post">
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parents:
diff changeset
   238
        <?php if(isset($_POST['newname'])) echo '<p style="color: red;">Error: you must enter a new name for this page.</p>'; ?>
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parents:
diff changeset
   239
        <p>Please enter a new name for this page:</p>
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parents:
diff changeset
   240
        <p><input type="text" name="newname" size="40" /></p>
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diff changeset
   241
        <p><input type="submit" value="Rename page" style="font-weight: bold;" /></p> 
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parents:
diff changeset
   242
      </form>
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parents:
diff changeset
   243
      <?php
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parents:
diff changeset
   244
      $template->footer();    
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diff changeset
   245
      break;
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parents:
diff changeset
   246
    case 'flushlogs':
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diff changeset
   247
      if(!$session->get_permissions('clear_logs')) die_friendly('Access denied', '<p>Flushing the logs for a page <u>requires</u> administrative rights.</p>');
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parents:
diff changeset
   248
      if(isset($_POST['_downthejohn']))
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parents:
diff changeset
   249
      {
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parents:
diff changeset
   250
        $template->header();
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diff changeset
   251
          $result = PageUtils::flushlogs($paths->cpage['urlname_nons'], $paths->namespace);
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parents:
diff changeset
   252
          echo '<p>'.$result.' <a href="'.makeUrl($paths->page).'">Return to the page</a>.</p>';
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parents:
diff changeset
   253
        $template->footer();
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parents:
diff changeset
   254
        break;
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parents:
diff changeset
   255
      }
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parents:
diff changeset
   256
      $template->header();
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parents:
diff changeset
   257
        ?>
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parents:
diff changeset
   258
        <form action="<?php echo makeUrl($paths->page, 'do=flushlogs'); ?>" method="post">
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diff changeset
   259
          <h3>You are about to <span style="color: red;">destroy</span> all logged edits and actions on this page.</h3>
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parents:
diff changeset
   260
           <p>Unlike deleting or editing this page, this action is <u>not reversible</u>! You should only do this if you are desperate for
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parents:
diff changeset
   261
              database space.</p>
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parents:
diff changeset
   262
           <p>Do you really want to continue?</p>
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parents:
diff changeset
   263
           <p><input type="submit" name="_downthejohn" value="Flush logs" style="color: red; font-weight: bold;" /></p>
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parents:
diff changeset
   264
        </form>
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parents:
diff changeset
   265
        <?php
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parents:
diff changeset
   266
      $template->footer();
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parents:
diff changeset
   267
      break;
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parents:
diff changeset
   268
    case 'delvote':
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parents:
diff changeset
   269
      if(isset($_POST['_ballotbox']))
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parents:
diff changeset
   270
      {
902822492a68 Initial population
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parents:
diff changeset
   271
        $template->header();
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parents:
diff changeset
   272
        $result = PageUtils::delvote($paths->cpage['urlname_nons'], $paths->namespace);
902822492a68 Initial population
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parents:
diff changeset
   273
        echo '<p>'.$result.' <a href="'.makeUrl($paths->page).'">Return to the page</a>.</p>';
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parents:
diff changeset
   274
        $template->footer();
902822492a68 Initial population
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parents:
diff changeset
   275
        break;
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parents:
diff changeset
   276
      }
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parents:
diff changeset
   277
      $template->header();
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parents:
diff changeset
   278
        ?>
902822492a68 Initial population
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parents:
diff changeset
   279
        <form action="<?php echo makeUrl($paths->page, 'do=delvote'); ?>" method="post">
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parents:
diff changeset
   280
          <h3>Your vote counts.</h3>
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parents:
diff changeset
   281
           <p>If you think that this page is not relavent to the content on this site, or if it looks like this page was only created in
902822492a68 Initial population
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parents:
diff changeset
   282
              an attempt to spam the site, you can request that this page be deleted by an administrator.</p>
902822492a68 Initial population
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parents:
diff changeset
   283
           <p>After you vote, you should leave a comment explaining the reason for your vote, especially if you are the first person to
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parents:
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   284
              vote against this page.</p>
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parents:
diff changeset
   285
           <p>So far, <?php echo ( $paths->cpage['delvotes'] == 1 ) ? $paths->cpage['delvotes'] . ' person has' : $paths->cpage['delvotes'] . ' people have'; ?> voted to delete this page.</p>
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parents:
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   286
           <p><input type="submit" name="_ballotbox" value="Vote to delete this page" /></p>
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parents:
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   287
        </form>
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parents:
diff changeset
   288
        <?php
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parents:
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   289
      $template->footer();
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parents:
diff changeset
   290
      break;
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parents:
diff changeset
   291
    case 'resetvotes':
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parents:
diff changeset
   292
      if(!$session->get_permissions('vote_reset')) die_friendly('Access denied', '<p>Resetting the deletion votes against this page <u>requires</u> admin rights.</p>');
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parents:
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   293
      if(isset($_POST['_youmaylivealittlelonger']))
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parents:
diff changeset
   294
      {
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parents:
diff changeset
   295
        $template->header();
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parents:
diff changeset
   296
          $result = PageUtils::resetdelvotes($paths->cpage['urlname_nons'], $paths->namespace);
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dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   297
          echo '<p>'.$result.' <a href="'.makeUrl($paths->page).'">Return to the page</a>.</p>';
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parents:
diff changeset
   298
        $template->footer();
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parents:
diff changeset
   299
        break;
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parents:
diff changeset
   300
      }
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parents:
diff changeset
   301
      $template->header();
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parents:
diff changeset
   302
        ?>
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dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   303
        <form action="<?php echo makeUrl($paths->page, 'do=resetvotes'); ?>" method="post">
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dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   304
          <p>This action will reset the number of votes against this page to zero. Are you sure you want to do this?</p>
902822492a68 Initial population
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   305
          <p><input type="submit" name="_youmaylivealittlelonger" value="Reset votes" /></p>
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parents:
diff changeset
   306
        </form>
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parents:
diff changeset
   307
        <?php
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parents:
diff changeset
   308
      $template->footer();
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parents:
diff changeset
   309
      break;
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parents:
diff changeset
   310
    case 'deletepage':
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dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   311
      if(!$session->get_permissions('delete_page')) die_friendly('Access denied', '<p>Deleting pages <u>requires</u> admin rights.</p>');
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dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   312
      if(isset($_POST['_adiossucker']))
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parents:
diff changeset
   313
      {
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parents:
diff changeset
   314
        $template->header();
902822492a68 Initial population
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   315
          $result = PageUtils::deletepage($paths->cpage['urlname_nons'], $paths->namespace);
902822492a68 Initial population
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   316
          echo '<p>'.$result.' <a href="'.makeUrl($paths->page).'">Return to the page</a>.</p>';
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dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   317
        $template->footer();
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parents:
diff changeset
   318
        break;
902822492a68 Initial population
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parents:
diff changeset
   319
      }
902822492a68 Initial population
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parents:
diff changeset
   320
      $template->header();
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parents:
diff changeset
   321
        ?>
902822492a68 Initial population
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   322
        <form action="<?php echo makeUrl($paths->page, 'do=deletepage'); ?>" method="post">
902822492a68 Initial population
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   323
          <h3>You are about to <span style="color: red;">destroy</span> this page.</h3>
902822492a68 Initial population
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   324
           <p>While the deletion of the page itself is completely reversible, it is impossible to recover any comments or category information on this page. If this is a file page, the file along with all older revisions of it will be permanently deleted. Also, any custom information that this page is tagged with, such as a custom name, protection status, or additional settings such as whether to allow comments, will be permanently lost.</p>
902822492a68 Initial population
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   325
           <p>Are you <u>absolutely sure</u> that you want to continue?<br />
902822492a68 Initial population
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   326
              You will not be asked again.</p>
902822492a68 Initial population
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   327
           <p><input type="submit" name="_adiossucker" value="Delete this page" style="color: red; font-weight: bold;" /></p>
902822492a68 Initial population
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   328
        </form>
902822492a68 Initial population
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   329
        <?php
902822492a68 Initial population
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parents:
diff changeset
   330
      $template->footer();
902822492a68 Initial population
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parents:
diff changeset
   331
      break;
902822492a68 Initial population
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parents:
diff changeset
   332
    case 'setwikimode':
902822492a68 Initial population
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   333
      if(!$session->get_permissions('set_wiki_mode')) die_friendly('Access denied', '<p>Changing the wiki mode setting <u>requires</u> admin rights.</p>');
902822492a68 Initial population
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   334
      if(!isset($_GET['level']) || ( isset($_GET['level']) && !preg_match('#^([0-9])$#', $_GET['level']))) die_friendly('Invalid request', '<p>Level not specified</p>');
902822492a68 Initial population
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   335
      $template->header();
902822492a68 Initial population
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   336
      $template->footer();
902822492a68 Initial population
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   337
      break;
902822492a68 Initial population
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   338
    case 'diff':
902822492a68 Initial population
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   339
      $template->header();
902822492a68 Initial population
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   340
      $id1 = ( isset($_GET['diff1']) ) ? (int)$_GET['diff1'] : false;
902822492a68 Initial population
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   341
      $id2 = ( isset($_GET['diff2']) ) ? (int)$_GET['diff2'] : false;
902822492a68 Initial population
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   342
      if(!$id1 || !$id2) { echo '<p>Invalid request.</p>'; $template->footer(); break; }
902822492a68 Initial population
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   343
      if(!preg_match('#^([0-9]+)$#', (string)$_GET['diff1']) ||
902822492a68 Initial population
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   344
         !preg_match('#^([0-9]+)$#', (string)$_GET['diff2']  )) { echo '<p>SQL injection attempt</p>'; $template->footer(); break; }
902822492a68 Initial population
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   345
      echo PageUtils::pagediff($paths->cpage['urlname_nons'], $paths->namespace, $id1, $id2);
902822492a68 Initial population
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   346
      $template->footer();
902822492a68 Initial population
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   347
      break;
902822492a68 Initial population
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   348
    case 'aclmanager':
902822492a68 Initial population
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   349
      $data = ( isset($_POST['data']) ) ? $_POST['data'] : Array('mode' => 'listgroups');
902822492a68 Initial population
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   350
      PageUtils::aclmanager($data);
902822492a68 Initial population
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   351
      break;
902822492a68 Initial population
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   352
  }
902822492a68 Initial population
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   353
  
902822492a68 Initial population
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   354
  //
902822492a68 Initial population
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   355
  // Optimize HTML by replacing newlines with spaces (excludes <pre>, <script>, and <style> blocks)
902822492a68 Initial population
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   356
  //
902822492a68 Initial population
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   357
  if ($aggressive_optimize_html)
902822492a68 Initial population
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   358
  {
902822492a68 Initial population
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   359
    // Load up the HTML
902822492a68 Initial population
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   360
    $html = ob_get_contents();
902822492a68 Initial population
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   361
    ob_end_clean();
902822492a68 Initial population
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   362
    
902822492a68 Initial population
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   363
    // Which tags to strip - you can change this if needed
902822492a68 Initial population
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   364
    $strip_tags = Array('pre', 'script', 'style', 'enano:no-opt');
902822492a68 Initial population
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   365
    $strip_tags = implode('|', $strip_tags);
902822492a68 Initial population
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   366
    
902822492a68 Initial population
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   367
    // Strip out the tags and replace with placeholders
902822492a68 Initial population
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   368
    preg_match_all("#<($strip_tags)(.*?)>(.*?)</($strip_tags)>#is", $html, $matches);
902822492a68 Initial population
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   369
    $seed = md5(microtime() . mt_rand()); // Random value used for placeholders
902822492a68 Initial population
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   370
    for ($i = 0;$i < sizeof($matches[1]); $i++)
902822492a68 Initial population
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   371
    {
902822492a68 Initial population
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   372
      $html = str_replace("<{$matches[1][$i]}{$matches[2][$i]}>{$matches[3][$i]}</{$matches[4][$i]}>", "{DONT_STRIP_ME_NAKED:$seed:$i}", $html);
902822492a68 Initial population
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   373
    }
902822492a68 Initial population
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   374
    
902822492a68 Initial population
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   375
    // Finally, process the HTML
902822492a68 Initial population
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   376
    $html = preg_replace("#\n([ ]*)#", " ", $html);
902822492a68 Initial population
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   377
    
902822492a68 Initial population
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   378
    // Remove annoying spaces between tags
902822492a68 Initial population
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   379
    $html = preg_replace("#>([ ]*?){2,}<#", "> <", $html);
902822492a68 Initial population
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   380
    
902822492a68 Initial population
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   381
    // Re-insert untouchable tags
902822492a68 Initial population
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   382
    for ($i = 0;$i < sizeof($matches[1]); $i++)
902822492a68 Initial population
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   383
    {
902822492a68 Initial population
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   384
      $html = str_replace("{DONT_STRIP_ME_NAKED:$seed:$i}", "<{$matches[1][$i]}{$matches[2][$i]}>{$matches[3][$i]}</{$matches[4][$i]}>", $html);
902822492a68 Initial population
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   385
    }
902822492a68 Initial population
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   386
    
902822492a68 Initial population
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   387
    // Remove <enano:no-opt> blocks (can be used by themes that don't want their HTML optimized)
902822492a68 Initial population
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   388
    $html = preg_replace('#<(\/|)enano:no-opt(.*?)>#', '', $html);
902822492a68 Initial population
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   389
    
902822492a68 Initial population
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   390
    // Tell snoopish users what's going on
902822492a68 Initial population
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   391
    $html = str_replace('<html>', "\n<!-- NOTE: This HTML document has been Aggressively Optimized(TM) by Enano to make page loading faster. -->\n<html>", $html);
902822492a68 Initial population
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   392
    
902822492a68 Initial population
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   393
    // Re-enable output buffering to allow the Gzip function (below) to work
902822492a68 Initial population
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   394
    ob_start();
902822492a68 Initial population
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   395
    
902822492a68 Initial population
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   396
    // Done, send it to the user
902822492a68 Initial population
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   397
    echo( $html );
902822492a68 Initial population
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   398
  }
902822492a68 Initial population
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   399
  
902822492a68 Initial population
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   400
  //
902822492a68 Initial population
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   401
  // Compress buffered output if required and send to browser
902822492a68 Initial population
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   402
  //
902822492a68 Initial population
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   403
  if ( $do_gzip )
902822492a68 Initial population
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   404
  {
902822492a68 Initial population
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   405
    //
902822492a68 Initial population
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   406
    // Copied from phpBB, which was in turn borrowed from php.net
902822492a68 Initial population
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   407
    //
902822492a68 Initial population
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   408
    $gzip_contents = ob_get_contents();
902822492a68 Initial population
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   409
    ob_end_clean();
902822492a68 Initial population
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   410
  
902822492a68 Initial population
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   411
    $gzip_size = strlen($gzip_contents);
902822492a68 Initial population
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   412
    $gzip_crc = crc32($gzip_contents);
902822492a68 Initial population
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   413
  
902822492a68 Initial population
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   414
    $gzip_contents = gzcompress($gzip_contents, 9);
902822492a68 Initial population
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   415
    $gzip_contents = substr($gzip_contents, 0, strlen($gzip_contents) - 4);
902822492a68 Initial population
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   416
  
902822492a68 Initial population
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   417
    header('Content-encoding: gzip');
902822492a68 Initial population
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   418
    echo "\x1f\x8b\x08\x00\x00\x00\x00\x00";
902822492a68 Initial population
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   419
    echo $gzip_contents;
902822492a68 Initial population
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   420
    echo pack('V', $gzip_crc);
902822492a68 Initial population
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   421
    echo pack('V', $gzip_size);
902822492a68 Initial population
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   422
  }
902822492a68 Initial population
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   423
  
902822492a68 Initial population
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   424
  $db->close();
902822492a68 Initial population
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   425
902822492a68 Initial population
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   426
?>