includes/render.php
author Dan
Sat, 23 Jun 2007 09:55:58 -0400
changeset 15 ad5986a53197
parent 1 fe660c52c48f
child 16 64e0d3d4cf14
permissions -rw-r--r--
Fixed complicated SQL injection vulnerability in URL handler, updated license info for Tigra Tree Menu, and killed one XSS vulnerability
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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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 * render.php - handles fetching pages and parsing them into HTML
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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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class RenderMan {
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  function strToPageID($string)
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  {
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    global $db, $session, $paths, $template, $plugins; // Common objects
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    $k = array_keys($paths->nslist);
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    for($i=0;$i<sizeof($paths->nslist);$i++)
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    {
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      $ln = strlen($paths->nslist[$k[$i]]);
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      if(substr($string, 0, $ln) == $paths->nslist[$k[$i]])
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      {
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        $ns = $k[$i];
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        $pg = substr($string, strlen($paths->nslist[$ns]), strlen($string));
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      }
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    }
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    return Array($pg, $ns);
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  }
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  function getPage($page_id, $namespace, $wiki = 1, $smilies = true, $filter_links = true, $redir = true, $render = true)
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  {
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    global $db, $session, $paths, $template, $plugins; // Common objects
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    dc_here('render: page requested<br />ID/namespace: '."$page_id, $namespace<br />Wiki mode: $wiki<br />Smilies: ".(string)$smilies."<br />Allow redirects: ".(string)$redir);
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    $perms =& $session;
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    if ( $page_id != $paths->cpage['urlname_nons'] || $namespace != $paths->namespace )
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    {
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      unset($perms);
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      unset($perms); // PHP <5.1.5 Zend bug
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      $perms = $session->fetch_page_acl($page_id, $namespace);
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    }
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    if(!$perms->get_permissions('read'))
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      return 'Access denied ('.$paths->nslist[$namespace].$page_id.')';
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    if($wiki == 0 || $render == false)
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    {
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      if(!$perms->get_permissions('view_source'))
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      {
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        return 'Access denied ('.$paths->nslist[$namespace].$page_id.')';
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      }
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    }
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    $q = $db->sql_query('SELECT page_text,char_tag FROM '.table_prefix.'page_text WHERE page_id=\''.$db->escape($page_id).'\' AND namespace=\''.$db->escape($namespace).'\';');
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    if ( !$q )
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    {
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      $db->_die('Method called was: RenderMan::getPage(\''.$page_id.'\', \''.$namespace.'\');.');
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    }
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    if ( $db->numrows() < 1 )
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    {
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      return false;
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    }
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    $row = $db->fetchrow();
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    $db->free_result();
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    $message = $row['page_text'];
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    $chartag = $row['char_tag'];
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    unset($row); // Free some memory
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    if ( preg_match('#^\#redirect \[\[(.+?)\]\]#', $message, $m) && $redir && !isset($_GET['redirect']) || ( isset($_GET['redirect']) && $_GET['redirect'] != 'no' ) )
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    {
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      dc_here('render: looks like a redirect page to me...');
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      $old = $paths->cpage;
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      $a = RenderMan::strToPageID($m[1]);
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      $a[0] = str_replace(' ', '_', $a[0]);
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      $pageid = str_replace(' ', '_', $paths->nslist[$a[1]] . $a[0]);
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      $paths->page = $pageid;
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      $paths->cpage = $paths->pages[$pageid];
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      //die('<pre>'.print_r($paths->cpage,true).'</pre>');
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      dc_here('render: wreckin\' $template, and reloading the theme vars to match the new page<br />This might get messy!');
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      unset($template);
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      unset($GLOBALS['template']);
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      $GLOBALS['template'] = new template();
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      global $template;
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      $template->template(); // Tear down and rebuild the template parser
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      $template->load_theme($session->theme, $session->style);
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      $data = '<div><small>(Redirected from <a href="'.makeUrlNS($old['namespace'], $old['urlname_nons'], 'redirect=no', true).'">'.$old['name'].'</a>)</small></div>'.RenderMan::getPage($a[0], $a[1], $wiki, $smilies, $filter_links, false /* Enforces a maximum of one redirect */);
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      return $data;
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    }
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    else if(preg_match('#^\#redirect \[\[(.+?)\]\]#', $message, $m) && isset($_GET['redirect']) && $_GET['redirect'] == 'no')
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    {
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      dc_here('render: looks like a redirect page to me...');
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      dc_here('render: skipping redirect as requested on URI');
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      preg_match('#^\#redirect \[\[(.+)\]\]#', $message, $m);
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      $m[1] = str_replace(' ', '_', $m[1]);
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      $message = preg_replace('#\#redirect \[\[(.+)\]\]#', '<nowiki><div class="mdg-infobox"><table border="0" width="100%" cellspacing="0" cellpadding="0"><tr><td valign="top"><img alt="Cute wet-floor icon" src="'.scriptPath.'/images/redirector.png" /></td><td valign="top" style="padding-left: 10px;"><b>This page is a <i>redirector</i>.</b><br />This means that this page will not show its own content by default. Instead it will display the contents of the page it redirects to.<br /><br />To create a redirect page, make the <i>first characters</i> in the page content <tt>#redirect [[Page_ID]]</tt>. For more information, see the Enano <a href="http://enanocms.org/Help:Wiki_formatting">Wiki formatting guide</a>.<br /><br />This page redirects to <a href="'.makeUrl($m[1]).'">'.$paths->pages[$m[1]]['name'].'</a>.</td></tr></table></div><br /><hr style="margin-left: 1em; width: 200px;" /></nowiki>', $message);
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    }
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    $session->disallow_password_grab();
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    dc_here('render: alright, got the text, formatting...');
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    return ($render) ? RenderMan::render($message, $wiki, $smilies, $filter_links) : $message;
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  }
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  function getTemplate($id, $parms)
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  {
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    global $db, $session, $paths, $template, $plugins; // Common objects
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    dc_here('render: template requested: '.$id);
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    if(!isset($paths->pages[$paths->nslist['Template'].$id])) 
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    {
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      return '[['.$paths->nslist['Template'].$id.']]';
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    }
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    if(isset($paths->template_cache[$id]))
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    {
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      $text = $paths->template_cache[$id];
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    }
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    else
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    {
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      $text = RenderMan::getPage($id, 'Template', 0, true, true, 0);
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      $paths->template_cache[$id] = $text;
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    }
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    $text = preg_replace('/<noinclude>(.*?)<\/noinclude>/is', '', $text);
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    $text = preg_replace('/<nodisplay>(.*?)<\/nodisplay>/is', '\\1', $text);
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    preg_match_all('#\(_([0-9]+)_\)#', $text, $matchlist);
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    foreach($matchlist[1] as $m)
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    {
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      if(isset($parms[((int)$m)+1])) 
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      {
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        $p = $parms[((int)$m)+1];
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      }
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      else
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      {
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        $p = '<b>Notice:</b> RenderMan::getTemplate(): Parameter '.$m.' is not set';
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      }
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      $text = str_replace('(_'.$m.'_)', $p, $text);
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    }
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    $text = RenderMan::include_templates($text);
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    return $text;
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  }
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  function fetch_template_text($id)
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  {
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    global $db, $session, $paths, $template, $plugins; // Common objects
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    dc_here('render: template raw data requested: '.$id);
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    if(!isset($paths->pages[$paths->nslist['Template'].$id])) 
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    {
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      return '[['.$paths->nslist['Template'].$id.']]';
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    }
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    if(isset($paths->template_cache[$id]))
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    {
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      $text = $paths->template_cache[$id];
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    }
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    else
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    {
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      $text = RenderMan::getPage($id, 'Template', 0, false, false, false, false);
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      $paths->template_cache[$id] = $text;
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    }
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    if ( is_string($text) )
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    {
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      $text = preg_replace('/<noinclude>(.*?)<\/noinclude>/is', '', $text);
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      $text = preg_replace('/<nodisplay>(.*?)<\/nodisplay>/is', '\\1', $text);
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    }
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    return $text;
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  }
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  function render($text, $wiki = 1, $smilies = true, $filter_links = true)
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  {
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    global $db, $session, $paths, $template, $plugins; // Common objects
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    if($smilies)
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    {
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      $text = RenderMan::smilieyize($text);
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    }
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    if($wiki == 1)
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    {
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      $text = RenderMan::next_gen_wiki_format($text);
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    }
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    elseif($wiki == 2)
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    {
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      $text = $template->tplWikiFormat($text);
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    }
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    return $text;
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  }
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  function PlainTextRender($text, $wiki = 1, $smilies = false, $filter_links = true)
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  {
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    global $db, $session, $paths, $template, $plugins; // Common objects
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    if($smilies)
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    {
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      $text = RenderMan::smilieyize($text);
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    }
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    if($wiki == 1)
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    {
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      $text = RenderMan::next_gen_wiki_format($text, true);
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    }
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    elseif($wiki == 2)
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    {
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      $text = $template->tplWikiFormat($text);
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    }
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    return $text;
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  }
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  function next_gen_wiki_format($text, $plaintext = false, $filter_links = true, $do_params = false)
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  {
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    global $db, $session, $paths, $template, $plugins; // Common objects
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    $random_id = md5( time() . mt_rand() );
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    // Strip out <nowiki> sections and PHP code
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    $php = preg_match_all('#<\?php(.*?)\?>#is', $text, $phpsec);
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    for($i=0;$i<sizeof($phpsec[1]);$i++)
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    {
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      $text = str_replace('<?php'.$phpsec[1][$i].'?>', '{PHP:'.$random_id.':'.$i.'}', $text);
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    }
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    $nw = preg_match_all('#<nowiki>(.*?)<\/nowiki>#is', $text, $nowiki);
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    for($i=0;$i<sizeof($nowiki[1]);$i++)
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    {
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      $text = str_replace('<nowiki>'.$nowiki[1][$i].'</nowiki>', '{NOWIKI:'.$random_id.':'.$i.'}', $text);
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    }
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    $text = preg_replace('/<noinclude>(.*?)<\/noinclude>/is', '\\1', $text);
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    if ( $paths->namespace == 'Template' )
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    {
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      $text = preg_replace('/<nodisplay>(.*?)<\/nodisplay>/is', '', $text);
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    }
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    if ( !$plaintext )
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    {
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      // Process images
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      $j = preg_match_all('#\[\[:'.$paths->nslist['File'].'([\w\s0-9_\(\)!@%\^\+\|\.-]+?)\|([0-9]+)\|([0-9]+)\]\]#is', $text, $matchlist);
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      $matches = Array();
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      $matches['images']  =& $matchlist[1];
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      $matches['widths']  =& $matchlist[2];
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      $matches['heights'] =& $matchlist[3];
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      for($i=0;$i<sizeof($matchlist[1]);$i++)
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      {
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        if(isPage($paths->nslist['File'].$matches['images'][$i])) $text = str_replace('[[:'.$paths->nslist['File'].$matches['images'][$i].'|'.$matches['widths'][$i].'|'.$matches['heights'][$i].']]',
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          '<nowiki><a href="'.makeUrlNS('File', $matches['images'][$i]).'"><img alt="'.$matches['images'][$i].'" style="border: 0" src="'.makeUrlNS('Special', 'DownloadFile/'.$matches['images'][$i], 'preview&amp;width='.$matches['widths'][$i].'&amp;height='.$matches['heights'][$i]).'" /></a></nowiki>',
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          $text);
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      }
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      $j = preg_match_all('#\[\[:'.$paths->nslist['File'].'([\w\s0-9_\(\)!@%\^\+\|\.-]+?)\]\]#is', $text, $matchlist);
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      $matches = Array();
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      $matches['images'] = $matchlist[1];
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      for($i=0;$i<sizeof($matchlist[1]);$i++)
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      {
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   264
        if(isPage($paths->nslist['File'].$matches['images'][$i])) $text = str_replace('[[:'.$paths->nslist['File'].$matches['images'][$i].']]',
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          '<nowiki><a href="'.makeUrlNS('File', $matches['images'][$i]).'"><img alt="'.$matches['images'][$i].'" style="border: 0" src="'.makeUrlNS('Special', 'DownloadFile/'.$matches['images'][$i]).'" /></a></nowiki>',
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          $text);
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      }
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    }
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   270
    
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    if($do_params)
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    {
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      preg_match_all('#\(_([0-9]+)_\)#', $text, $matchlist);
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      foreach($matchlist[1] as $m)
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      {
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        $text = str_replace('(_'.$m.'_)', $paths->getParam((int)$m), $text);
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      }
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    }
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    $text = RenderMan::include_templates($text);
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   281
    
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    $text = process_tables($text);
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    $wiki =& Text_Wiki::singleton('Mediawiki');
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    if($plaintext)
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    {
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      $wiki->setRenderConf('Plain', 'wikilink', 'view_url', contentPath);
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      $result = $wiki->transform($text, 'Plain');
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    }
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    else
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    {
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      $wiki->setRenderConf('Xhtml', 'wikilink', 'view_url', contentPath);
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      $wiki->setRenderConf('Xhtml', 'Url', 'css_descr', 'external');
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      $result = $wiki->transform($text, 'Xhtml');
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    }
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    // Reinsert <nowiki> sections
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    for($i=0;$i<$nw;$i++)
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parents:
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    {
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      $result = str_replace('{NOWIKI:'.$random_id.':'.$i.'}', $nowiki[1][$i], $result);
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    }
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    // Reinsert PHP
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    for($i=0;$i<$php;$i++)
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    {
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      $result = str_replace('{PHP:'.$random_id.':'.$i.'}', '<?php'.$phpsec[1][$i].'?>', $result);
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    }
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    return $result;
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  }
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  function wikiFormat($message, $filter_links = true, $do_params = false, $plaintext = false) {
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    global $db, $session, $paths, $template, $plugins; // Common objects
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    return RenderMan::next_gen_wiki_format($message, $plaintext, $filter_links, $do_params);
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    $random_id = md5( time() . mt_rand() );
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    // Strip out <nowiki> sections
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    $nw = preg_match_all('#<nowiki>(.*?)<\/nowiki>#is', $message, $nowiki);
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   323
    if(!$plaintext)
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   324
    {
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      //return '<pre>'.print_r($nowiki,true).'</pre>';
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      for($i=0;$i<sizeof($nowiki[1]);$i++)
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      {
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        $message = str_replace('<nowiki>'.$nowiki[1][$i].'</nowiki>', '{NOWIKI:'.$random_id.':'.$i.'}', $message);
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      }
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   333
      $message = preg_replace('/<noinclude>(.*?)<\/noinclude>/is', '\\1', $message);
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   335
      //return '<pre>'.htmlspecialchars($message).'</pre>';
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   337
      $j = preg_match_all('#\[\[:'.$paths->nslist['File'].'([\w\s0-9_\(\)!@%\^\+\|\.-]+?)\|([0-9]+)\|([0-9]+)\]\]#is', $message, $matchlist);
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      $matches = Array();
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      $matches['images'] = $matchlist[1];
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      $matches['widths'] = $matchlist[2];
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      $matches['heights'] = $matchlist[3];
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   342
      for($i=0;$i<sizeof($matchlist[1]);$i++)
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      {
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   344
        if(isPage($paths->nslist['File'].$matches['images'][$i])) $message = str_replace('[[:'.$paths->nslist['File'].$matches['images'][$i].'|'.$matches['widths'][$i].'|'.$matches['heights'][$i].']]',
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          '<nowiki><a href="'.makeUrlNS('File', $matches['images'][$i]).'"><img alt="'.$matches['images'][$i].'" style="border: 0" src="'.makeUrlNS('Special', 'DownloadFile/'.$matches['images'][$i], 'preview&amp;width='.$matches['widths'][$i].'&amp;height='.$matches['heights'][$i]).'" /></a></nowiki>',
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          $message);
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   347
      }
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   348
      
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   349
      $j = preg_match_all('#\[\[:'.$paths->nslist['File'].'([\w\s0-9_\(\)!@%\^\+\|\.-]+?)\]\]#is', $message, $matchlist);
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   350
      $matches = Array();
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   351
      $matches['images'] = $matchlist[1];
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diff changeset
   352
      for($i=0;$i<sizeof($matchlist[1]);$i++)
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   353
      {
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   354
        if(isPage($paths->nslist['File'].$matches['images'][$i])) $message = str_replace('[[:'.$paths->nslist['File'].$matches['images'][$i].']]',
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          '<nowiki><a href="'.makeUrlNS('File', $matches['images'][$i]).'"><img alt="'.$matches['images'][$i].'" style="border: 0" src="'.makeUrlNS('Special', 'DownloadFile/'.$matches['images'][$i]).'" /></a></nowiki>',
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diff changeset
   356
          $message);
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diff changeset
   357
      }
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parents:
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   358
    
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parents:
diff changeset
   359
    }
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parents:
diff changeset
   360
    
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diff changeset
   361
    if($do_params)
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parents:
diff changeset
   362
    {
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parents:
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   363
      preg_match_all('#\(_([0-9]+)_\)#', $message, $matchlist);
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parents:
diff changeset
   364
      foreach($matchlist[1] as $m)
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parents:
diff changeset
   365
      {
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parents:
diff changeset
   366
        $message = str_replace('(_'.$m.'_)', $paths->getParam((int)$m), $message);
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parents:
diff changeset
   367
      }
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parents:
diff changeset
   368
    }
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parents:
diff changeset
   369
    
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dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   370
    $message = RenderMan::include_templates($message);
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parents:
diff changeset
   371
    
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parents:
diff changeset
   372
    // Reinsert <nowiki> sections
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parents:
diff changeset
   373
    for($i=0;$i<$nw;$i++)
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parents:
diff changeset
   374
    {
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parents:
diff changeset
   375
      $message = str_replace('{NOWIKI:'.$random_id.':'.$i.'}', '<nowiki>'.$nowiki[1][$i].'</nowiki>', $message);
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parents:
diff changeset
   376
    }
fe660c52c48f Adding /includes
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parents:
diff changeset
   377
    
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parents:
diff changeset
   378
    $message = process_tables($message);
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parents:
diff changeset
   379
    //if($message2 != $message) return '<pre>'.htmlspecialchars($message2).'</pre>';
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parents:
diff changeset
   380
    //$message = str_replace(array('<table>', '</table>'), array('<nowiki><table>', '</table></nowiki>'), $message);
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parents:
diff changeset
   381
    
fe660c52c48f Adding /includes
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parents:
diff changeset
   382
    $wiki =& Text_Wiki::singleton('Mediawiki');
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parents:
diff changeset
   383
    if($plaintext)
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parents:
diff changeset
   384
    {
fe660c52c48f Adding /includes
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parents:
diff changeset
   385
      $wiki->setRenderConf('Plain', 'wikilink', 'view_url', contentPath);
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parents:
diff changeset
   386
      $result = $wiki->transform($message, 'Plain');
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parents:
diff changeset
   387
    } else {
fe660c52c48f Adding /includes
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parents:
diff changeset
   388
      $wiki->setRenderConf('Xhtml', 'wikilink', 'view_url', contentPath);
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parents:
diff changeset
   389
      $wiki->setRenderConf('Xhtml', 'Url', 'css_descr', 'external');
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parents:
diff changeset
   390
      $result = $wiki->transform($message, 'Xhtml');
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parents:
diff changeset
   391
    }
fe660c52c48f Adding /includes
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parents:
diff changeset
   392
    
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   393
    // HTML fixes
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   394
    $result = preg_replace('#<tr>([\s]*?)<\/tr>#is', '', $result);
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parents:
diff changeset
   395
    $result = preg_replace('#<p>([\s]*?)<\/p>#is', '', $result);
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parents:
diff changeset
   396
    $result = preg_replace('#<br />([\s]*?)<table#is', '<table', $result);
fe660c52c48f Adding /includes
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parents:
diff changeset
   397
    $result = str_replace("<pre><code>\n", "<pre><code>", $result);
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   398
    $result = preg_replace("/<p><table([^>]*?)><\/p>/", "<table\\1>", $result);
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   399
    $result = str_replace("<br />\n</td>", "\n</td>", $result);
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   400
    $result = str_replace("<p><tr>", "<tr>", $result);
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   401
    $result = str_replace("<tr><br />", "<tr>", $result);
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   402
    $result = str_replace("</tr><br />", "</tr>", $result);
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   403
    $result = str_replace("</table></p>", "</table>", $result);
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   404
    $result = str_replace("</table><br />", "</table>", $result);
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   405
    $result = preg_replace('/<\/table>$/', "</table><br /><br />", $result);
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   406
    
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   407
    $result = str_replace('<nowiki>',  '&lt;nowiki&gt;',  $result);
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   408
    $result = str_replace('</nowiki>', '&lt;/nowiki&gt;', $result);
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   409
    
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   410
    return $result;
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   411
  }
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   412
  
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   413
  function destroy_javascript($message, $_php = false)
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   414
  {
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   415
    $message = preg_replace('#<(script|object|applet|embed|iframe|frame|form|input|select)(.*?)>#is', '&lt;\\1\\2&gt;', $message);
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   416
    $message = preg_replace('#</(script|object|applet|embed|iframe|frame|form|input|select)(.*?)>#is', '&lt;/\\1\\2&gt;', $message);
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   417
    $message = preg_replace('#(javascript|script|activex|chrome|about|applet):#is', '\\1&#058;', $message);
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   418
    if ( $_php )
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   419
    {
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   420
      // Left in only for compatibility
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   421
      $message = preg_replace('#&lt;(.*?)>#is', '<\\1>', $message);
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   422
      $message = preg_replace('#<(.*?)&gt;#is', '<\\1>', $message);
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   423
      $message = preg_replace('#<(\?|\?php|%)(.*?)(\?|%)>#is', '&lt;\\1\\2\\3&gt;', $message);
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   424
      // strip <a href="foo" onclick="bar();">-type attacks
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   425
      $message = preg_replace('#<([a-zA-Z:\-]+) (.*?)on([A-Za-z]*)=(.*?)>#is', '&lt;\\1\\2on\\3=\\4&gt;', $message);
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   426
    }
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   427
    return $message;
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   428
  }
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   429
  
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   430
  function strip_php($message)
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   431
  {
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   432
    return RenderMan::destroy_javascript($message, true);
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   433
  }
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   434
  
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   435
  function sanitize_html($text)
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   436
  {
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   437
    $text = htmlspecialchars($text);
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   438
    $allowed_tags = Array('b', 'i', 'u', 'pre', 'code', 'tt', 'br', 'p', 'nowiki', '!--([^.]+)--');
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   439
    foreach($allowed_tags as $t)
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   440
    {
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   441
      $text = preg_replace('#&lt;'.$t.'&gt;(.*?)&lt;/'.$t.'&gt;#is', '<'.$t.'>\\1</'.$t.'>', $text);
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   442
      $text = preg_replace('#&lt;'.$t.' /&gt;#is', '<'.$t.' />', $text);
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   443
      $text = preg_replace('#&lt;'.$t.'&gt;#is', '<'.$t.'>', $text);
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   444
    }
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   445
    return $text;
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   446
  }
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   447
  
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   448
  /* *
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   449
   * Replaces template inclusions with the templates
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   450
   * @param string $message The text to format
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   451
   * @return string
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   452
   * /
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   453
   
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   454
  function old_include_templates($message)
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   455
  {
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   456
    $random_id = md5( time() . mt_rand() );
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   457
    preg_match_all('#\{\{(.+?)\}\}#s', $message, $matchlist);
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   458
    foreach($matchlist[1] as $m)
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   459
    {
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   460
      $mn = $m;
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   461
      // Strip out wikilinks and re-add them after the explosion (because of the "|")
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   462
      preg_match_all('#\[\[(.+?)\]\]#i', $m, $linklist);
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   463
      //echo '<pre>'.print_r($linklist, true).'</pre>';
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   464
      for($i=0;$i<sizeof($linklist[1]);$i++)
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   465
      {
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   466
        $mn = str_replace('[['.$linklist[1][$i].']]', '{WIKILINK:'.$random_id.':'.$i.'}', $mn);
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   467
      }
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   468
      
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   469
      $ar = explode('|', $mn);
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   470
      
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   471
      for($j=0;$j<sizeof($ar);$j++)
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   472
      {
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   473
        for($i=0;$i<sizeof($linklist[1]);$i++)
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   474
        {
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   475
          $ar[$j] = str_replace('{WIKILINK:'.$random_id.':'.$i.'}', '[['.$linklist[1][$i].']]', $ar[$j]);
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   476
        }
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   477
      }
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   478
      
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   479
      $tp = $ar[0];
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   480
      unset($ar[0]);
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   481
      $tp = str_replace(' ', '_', $tp);
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   482
      $message = str_replace('{{'.$m.'}}', RenderMan::getTemplate($tp, $ar), $message);
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   483
    }
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   484
    return $message;
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   485
  }
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   486
  */
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   487
  
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   488
  /**
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   489
   * Parses a partial template tag in wikitext, and return an array with the parameters.
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   490
   * @param string The portion of the template tag that contains the parameters. Example:
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   491
   * <code>
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   492
   * foo = lorem ipsum
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   493
   * bar = dolor sit amet
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   494
   * </code>
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   495
   * @return array Example:
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   496
   * [foo] => lorem ipsum
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   497
   * [bar] => dolor sit amet
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   498
   */
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   499
  
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   500
  function parse_template_vars($input)
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   501
  {
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   502
    $input = explode("\n", trim( $input ));
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   503
    $parms = Array();
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   504
    $current_line = '';
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   505
    $current_parm = '';
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   506
    foreach ( $input as $num => $line )
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   507
    {
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   508
      if ( preg_match('/^([ ]*?)([A-z0-9_]+?)([ ]*?)=([ ]*?)(.+?)$/i', $line, $matches) )
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   509
      {
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   510
        $parm =& $matches[2];
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   511
        $text =& $matches[5];
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   512
        if ( $parm == $current_parm )
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   513
        {
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   514
          $current_line .= $text;
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   515
        }
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   516
        else
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   517
        {
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   518
          // New parameter
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   519
          if ( $current_parm != '' )
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   520
            $parms[$current_parm] = $current_line;
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   521
          $current_line = $text;
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   522
          $current_parm = $parm;
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   523
        }
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   524
      }
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   525
      else if ( $num == 0 )
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   526
      {
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   527
        // Syntax error
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   528
        return false;
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   529
      }
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   530
      else
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   531
      {
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   532
        $current_line .= "\n$line";
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   533
      }
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   534
    }
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   535
    if ( !empty($current_parm) && !empty($current_line) )
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   536
    {
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   537
      $parms[$current_parm] = $current_line;
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   538
    }
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   539
    return $parms;
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   540
  }
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   541
  
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   542
  /**
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   543
   * Processes all template tags within a block of wikitext.
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   544
   * @param string The text to process
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   545
   * @return string Formatted text
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   546
   * @example
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   547
   * <code>
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   548
   $text = '{{Template
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   549
     parm1 = Foo
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   550
     parm2 = Bar
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   551
     }}';
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   552
   $text = include_templates($text);
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   553
   * </code>
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   554
   */
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   555
  
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   556
  function include_templates($text)
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   557
  {
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   558
    global $db, $session, $paths, $template, $plugins; // Common objects
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   559
    $template_regex = "/\{\{([A-z0-9_-]+?)((\n([ ]*?)[A-z0-9]+([ ]*?)=([ ]*?)(.+?))*)\}\}/is";
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   560
    if ( $count = preg_match_all($template_regex, $text, $matches) )
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   561
    {
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   562
      for ( $i = 0; $i < $count; $i++ )
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   563
      {
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   564
        $parmsection = trim($matches[2][$i]);
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   565
        if ( !empty($parmsection) )
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   566
        {
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   567
          $parms = RenderMan::parse_template_vars($parmsection);
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   568
          foreach ( $parms as $j => $parm )
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   569
          {
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   570
            $parms[$j] = $parm;
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   571
          }
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   572
        }
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   573
        else
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   574
        {
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   575
          $parms = Array();
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   576
        }
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   577
        if ( $tpl_code = RenderMan::fetch_template_text($matches[1][$i]) )
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   578
        {
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   579
          $parser = $template->makeParserText($tpl_code);
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   580
          $parser->assign_vars($parms);
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   581
          $text = str_replace($matches[0][$i], $parser->run(), $text);
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   582
        }
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   583
      }
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   584
    }
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   585
    return $text;
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   586
  }
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   587
  
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   588
  /**
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   589
   * Preprocesses an HTML text string prior to being sent to MySQL.
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   590
   * @param string $text
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   591
   * @param bool $strip_all_php - if true, strips all PHP regardless of user permissions. Else, strips PHP only if user level < USER_LEVEL_ADMIN.
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   592
   */
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   593
  function preprocess_text($text, $strip_all_php = true, $sqlescape = true)
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   594
  {
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   595
    global $db, $session, $paths, $template, $plugins; // Common objects
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   596
    $random_id = md5( time() . mt_rand() );
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   597
    
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   598
    $can_do_php = ( $session->get_permissions('php_in_pages') && !$strip_all_php );
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   599
    
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   600
    $text = sanitize_html($text, ( !$can_do_php ));
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   601
    
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   602
    if ( !$can_do_php )
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   603
    {
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   604
      // If we can't do PHP, we can't do Javascript either.
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   605
      $text = RenderMan::destroy_javascript($text);
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   606
    }
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   607
    
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   608
    // Strip out <nowiki> sections and PHP code
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   609
    
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   610
    $php = preg_match_all('#(<|&lt;)\?php(.*?)\?(>|&gt;)#is', $text, $phpsec);
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   611
    
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   612
    //die('<pre>'.htmlspecialchars(print_r($phpsec, true))."\n".htmlspecialchars(print_r($text, true)).'</pre>');
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   613
    
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   614
    for($i=0;$i<sizeof($phpsec[1]);$i++)
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   615
    {
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   616
      $text = str_replace($phpsec[0][$i], '{PHP:'.$random_id.':'.$i.'}', $text);
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   617
    }
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   618
    
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   619
    $nw = preg_match_all('#<nowiki>(.*?)<\/nowiki>#is', $text, $nowiki);
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   620
    
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   621
    for($i=0;$i<sizeof($nowiki[1]);$i++)
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   622
    {
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   623
      $text = str_replace('<nowiki>'.$nowiki[1][$i].'</nowiki>', '{NOWIKI:'.$random_id.':'.$i.'}', $text);
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   624
    }
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   625
    
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   626
    $text = str_replace('~~~~~', date('G:i, j F Y (T)'), $text);
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   627
    $text = str_replace('~~~~', "[[User:$session->username|$session->username]] ".date('G:i, j F Y (T)'), $text);
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   628
    $text = str_replace('~~~', "[[User:$session->username|$session->username]] ", $text);
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   629
    
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   630
    // Reinsert <nowiki> sections
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   631
    for($i=0;$i<$nw;$i++)
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   632
    {
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   633
      $text = str_replace('{NOWIKI:'.$random_id.':'.$i.'}', '<nowiki>'.$nowiki[1][$i].'</nowiki>', $text);
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   634
    }
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   635
    // Reinsert PHP
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   636
    for($i=0;$i<$php;$i++)
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   637
    {
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   638
      $phsec = ''.$phpsec[1][$i].'?php'.$phpsec[2][$i].'?'.$phpsec[3][$i].'';
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   639
      if ( $strip_all_php )
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   640
        $phsec = htmlspecialchars($phsec);
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   641
      $text = str_replace('{PHP:'.$random_id.':'.$i.'}', $phsec, $text);
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   642
    }
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   643
    
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   644
    $text = ( $sqlescape ) ? $db->escape($text) : $text;
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   645
    
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   646
    return $text;
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   647
  }
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   648
  
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   649
  function smilieyize($text, $complete_urls = false)
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   650
  {
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   651
    
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   652
    $random_id = md5( time() . mt_rand() );
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   653
    
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   654
    // Smileys array - eventually this will be fetched from the database by
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   655
    // RenderMan::initSmileys during initialization, but it will all be hardcoded for beta 2
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   656
    
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   657
    $smileys = Array(
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   658
      'O:-)'    => 'face-angel.png',
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   659
      'O:)'     => 'face-angel.png',
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   660
      'O=)'     => 'face-angel.png',
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   661
      ':-)'     => 'face-smile.png',
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   662
      ':)'      => 'face-smile.png',
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   663
      '=)'      => 'face-smile-big.png',
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   664
      ':-('     => 'face-sad.png',
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   665
      ':('      => 'face-sad.png',
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   666
      ';('      => 'face-sad.png',
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   667
      ':-O'     => 'face-surprise.png',
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   668
      ';-)'     => 'face-wink.png',
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   669
      ';)'      => 'face-wink.png',
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   670
      '8-)'     => 'face-glasses.png',
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   671
      '8)'      => 'face-glasses.png',
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   672
      ':-D'     => 'face-grin.png',
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   673
      ':D'      => 'face-grin.png',
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   674
      '=D'      => 'face-grin.png',
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   675
      ':-*'     => 'face-kiss.png',
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   676
      ':*'      => 'face-kiss.png',
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   677
      '=*'      => 'face-kiss.png',
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   678
      ':\'('    => 'face-crying.png',
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   679
      ':-|'     => 'face-plain.png',
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   680
      ':-\\'    => 'face-plain.png',
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   681
      ':-/'     => 'face-plain.png',
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   682
      ':joke:'  => 'face-plain.png',
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   683
      ']:-&gt;' => 'face-devil-grin.png',
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   684
      ':kiss:'  => 'face-kiss.png',
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   685
      ':-P'     => 'face-tongue-out.png',
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   686
      ':P'      => 'face-tongue-out.png',
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   687
      ':-p'     => 'face-tongue-out.png',
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   688
      ':p'      => 'face-tongue-out.png',
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   689
      ':-X'     => 'face-sick.png',
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   690
      ':X'      => 'face-sick.png',
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   691
      ':sick:'  => 'face-sick.png',
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   692
      ':-]'     => 'face-oops.png',
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   693
      ':]'      => 'face-oops.png',
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   694
      ':oops:'  => 'face-oops.png',
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   695
      ':-['     => 'face-embarassed.png',
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   696
      ':['      => 'face-embarassed.png'
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   697
      );
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   698
    /*
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   699
    $keys = array_keys($smileys);
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   700
    foreach($keys as $k)
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   701
    {
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   702
      $regex1 = '#([\W]+)'.preg_quote($k).'([\s\n\r\.]+)#s';
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   703
      $regex2 = '\\1<img alt="'.$k.'" title="'.$k.'" src="'.scriptPath.'/images/smilies/'.$smileys[$k].'" style="border: 0;" />\\2';
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   704
      $text = preg_replace($regex1, $regex2, $text);
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   705
    }                                                                      
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   706
    */
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   707
    
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   708
    // Strip out <nowiki> sections
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   709
    //return '<pre>'.htmlspecialchars($text).'</pre>';
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   710
    $nw = preg_match_all('#<nowiki>(.*?)<\/nowiki>#is', $text, $nowiki);
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   711
    
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   712
    for($i=0;$i<sizeof($nowiki[1]);$i++)
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   713
    {
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   714
      $text = str_replace('<nowiki>'.$nowiki[1][$i].'</nowiki>', '{NOWIKI:'.$random_id.':'.$i.'}', $text);
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   715
    }
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   716
    
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   717
    $keys = array_keys($smileys);
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   718
    foreach($keys as $k)
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   719
    {
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   720
      $t = str_hex($k);
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   721
      $t = explode(' ', $t);
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   722
      $s = '';
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   723
      foreach($t as $b)
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   724
      {
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   725
        $s.='&#x'.$b.';';
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   726
      }
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   727
      $pfx = ( $complete_urls ) ? 'http' . ( isset($_SERVER['HTTPS']) ? 's' : '' ) . '://'.$_SERVER['HTTP_HOST'] : '';
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   728
      $text = str_replace(' '.$k, ' <nowiki><img title="'.$s.'" alt="'.$s.'" src="'.$pfx.scriptPath.'/images/smilies/'.$smileys[$k].'" style="border: 0;" /></nowiki>', $text);
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   729
    }
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   730
    //*/
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   731
    
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   732
    // Reinsert <nowiki> sections
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   733
    for($i=0;$i<$nw;$i++)
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   734
    {
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   735
      $text = str_replace('{NOWIKI:'.$random_id.':'.$i.'}', '<nowiki>'.$nowiki[1][$i].'</nowiki>', $text);
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   736
    }
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   737
    
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   738
    return $text;
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   739
  }
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   740
  
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   741
  /*
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   742
   * **** DEPRECATED ****
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   743
   * Replaces some critical characters in a string with MySQL-safe equivalents
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   744
   * @param $text string the text to escape
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   745
   * @return array key 0 is the escaped text, key 1 is the character tag
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   746
   * /
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   747
   
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   748
  function escape_page_text($text)
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   749
  {
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   750
    $char_tag = md5(microtime() . mt_rand());
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   751
    $text = str_replace("'",  "{APOS:$char_tag}",  $text);
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   752
    $text = str_replace('"',  "{QUOT:$char_tag}",  $text);
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   753
    $text = str_replace("\\", "{SLASH:$char_tag}", $text);
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   754
    return Array($text, $char_tag);
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   755
  }
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   756
  */
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   757
  
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   758
  /* **** DEPRECATED ****
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   759
   * Reverses the result of RenderMan::escape_page_text().
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   760
   * @param $text string the text to unescape
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   761
   * @param $char_tag string the character tag
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   762
   * @return string
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   763
   * /
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   764
   
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   765
  function unescape_page_text($text, $char_tag)
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   766
  {
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   767
    $text = str_replace("{APOS:$char_tag}",  "'",  $text);
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   768
    $text = str_replace("{QUOT:$char_tag}",  '"',  $text);
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   769
    $text = str_replace("{SLASH:$char_tag}", "\\", $text);
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   770
    return $text;
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   771
  }
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   772
  */
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   773
  
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   774
  /**
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   775
   * Generates a summary of the differences between two texts, and formats it as XHTML.
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   776
   * @param $str1 string the first block of text
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   777
   * @param $str2 string the second block of text
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   778
   * @return string
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   779
   */
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   780
  function diff($str1, $str2)
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   781
  {
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   782
    global $db, $session, $paths, $template, $plugins; // Common objects
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   783
    $str1 = explode("\n", $str1);
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   784
    $str2 = explode("\n", $str2);
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   785
    $diff = new Diff($str1, $str2);
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   786
    $renderer = new TableDiffFormatter();
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   787
    return '<table class="diff">'.$renderer->format($diff).'</table>';
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   788
  }
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   789
  
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   790
}
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   791
 
fe660c52c48f Adding /includes
dan@scribus.fuhry.local.fuhry.local
parents:
diff changeset
   792
?>