showdiff.php
<?php
/**
* showdiff.php - show diff between two revisions of a page
*
* @copyright Copyright © 2013 geekwright, LLC. All rights reserved.
* @license gwiki/docs/license.txt GNU General Public License (GPL)
* @since 1.0
* @author Richard Griffith <richard@geekwright.com>
* @package gwiki
*/
require_once __DIR__ . '/header.php';
//require_once __DIR__ . '/include/Diff.php';
global $xoTheme, $xoopsTpl;
global $wikiPage;
// $_GET variables we use
$page = $wikiPage->normalizeKeyword(isset($_GET['page']) ? cleaner($_GET['page']) : $wikiPage->wikiHomePage);
$id = isset($_GET['id']) ? cleaner($_GET['id']) : null; // old revision id
$nid = isset($_GET['nid']) ? cleaner($_GET['nid']) : null; // new revision id
$pageX = $wikiPage->getPage($page, $nid);
$mayEdit = $wikiPage->checkEdit();
$dir = $wikiPage->getWikiDir();
if ($pageX) {
// $pageX['body']=$wikiPage->renderPage($wikiPage->body);
$pageX['mayEdit'] = $mayEdit;
$pageX['pageFound'] = true;
$oldpage = $wikiPage->getPage($page, $id);
if (!$oldpage) {
redirect_header(XOOPS_URL . "/modules/{$dir}/index.php?page={$page}", 2, _MD_GWIKI_PAGENOTFOUND);
}
$diff = new \XoopsModules\Gwiki\Library\Diff();
$diffout = $diff->getDiff(trim($oldpage['body']) . "\n", trim($pageX['body']) . "\n");
$difflines = explode("\n", $diffout);
$body = '<div class="wikidiff"><pre>';
foreach ($difflines as $line) {
if (false === mb_strpos($line, "\n")) {
$line .= "\n";
}
switch ($line[0]) {
case '+':
$body .= '<span class="wikidiffadd">' . htmlspecialchars($line, ENT_QUOTES) . '</span>';
break;
case '-':
$body .= '<span class="wikidiffdel"">' . htmlspecialchars($line, ENT_QUOTES) . '</span>';
break;
default:
$body .= '<span class="wikidiffsame"">' . htmlspecialchars($line, ENT_QUOTES) . '</span>';
break;
}
}
$body .= '</pre></div>';
$pageX['body'] = $body;
} else {
redirect_header(XOOPS_URL . "/modules/{$dir}/index.php?page={$page}", 2, _MD_GWIKI_PAGENOTFOUND);
}
$dir = basename(__DIR__);
$pageX['moddir'] = $dir;
$pageX['modpath'] = XOOPS_ROOT_PATH . '/modules/' . $dir;
$pageX['modurl'] = XOOPS_URL . '/modules/' . $dir;
$GLOBALS['xoopsOption']['template_main'] = 'gwiki_view.tpl';
require_once XOOPS_ROOT_PATH . '/header.php';
$pageX['title'] = sprintf(_MD_GWIKI_DIFF_TITLE, prepOut($pageX['title']));
$xoopsTpl->assign('gwiki', $pageX);
//echo '<pre>';print_r($pageX);echo '</pre>';
$xoTheme->addStylesheet(XOOPS_URL . '/modules/gwiki/assets/css/module.css');
if ($pageX['pageFound']) {
$xoTheme->addMeta('meta', 'keywords', htmlspecialchars($pageX['meta_keywords'], ENT_QUOTES, null, false));
$xoTheme->addMeta('meta', 'description', htmlspecialchars($pageX['meta_description'], ENT_QUOTES, null, false));
}
$title = $pageX['title'];
if (empty($title)) {
$title = htmlspecialchars($xoopsModule->name(), ENT_QUOTES | ENT_HTML5);
}
$xoopsTpl->assign('xoops_pagetitle', $title);
if (!empty($message)) {
$xoopsTpl->assign('message', $message);
}
if (!empty($err_message)) {
$xoopsTpl->assign('err_message', $err_message);
}
require_once XOOPS_ROOT_PATH . '/footer.php';