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index.php
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<?php
/*
This file is part of weeklyd3's wiki software.
weeklyd3's wiki software is free software: you can redistribute
it and/or modify it under the terms of the GNU General Public
License as published by the Free Software Foundation, either
version 3 of the License, or (at your option) any later version.
weeklyd3's wiki software is distributed in the hope that it will
be useful, but WITHOUT ANY WARRANTY; without even the implied
warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
See the GNU General Public License for more details.
You should have received a copy of the GNU General Public
License along with weeklyd3's wiki software. If not, see
<https://www.gnu.org/licenses/>.
*/
ini_set('session.cookie_samesite', 'None');
ini_set('session.cookie_secure', 'true');
ob_start();
session_start();
require 'scripts.php';
require_once 'pages.php';
require_once 'settings.php';
require_once 'accounts.php';
require_once 'date.php';
global $useTemplates;
if (!isset($_GET['title'])) header("Location: index.php?title=Main Page");
$title = $_GET['title'] ?? 'Main Page';
if (!defined('installed') && ($_GET['title'] ?? 'poo poo') !== 'Special:install') {
header('Location: index.php?title=Special:install');
$title = 'Special:install';
}
$originalPageName = $title;
$action = isset($_GET['action']) ? $_GET['action'] : "";
$deletedPageIndex = json_decode(file_get_contents(__DIR__ . "/deleted-pages/page2IDs.json"));
if (!isset($deletedPageIndex->$originalPageName)) $previouslyDeleted = false;
else $previouslyDeleted = true;
require_once 'pageRender.php';
if (substr($originalPageName, 0, strlen('User talk:')) === 'User talk:' && isset($_SESSION['username'])) {
$userTalkPageName = substr($originalPageName, strlen('User talk:'));
$currentUserID = $_SESSION['userid'];
if (file_exists(__DIR__ . "/users/data/$currentUserID/newMessages.json") && $userTalkPageName === $_SESSION['username']) unlink(__DIR__ . "/users/data/$currentUserID/newMessages.json");
}
$redirectFrom = false;
// You are not expected to understand that.
$redirectRegex = '/#REDIRECT \[\[(.*?)\]\]/i';
$pageIndex = json_decode(file_get_contents("pages/page2ID.json"));
if (isset($pageIndex->$originalPageName) && !isset($_GET['action'])) {
$id = $pageIndex->$originalPageName;
$text = file_get_contents("pages/data/$id/page.md");
$matched = preg_match($redirectRegex, explode("\n", $text)[0], $targetPage);
if ($matched === 1) {
if (!isset($_GET['noredirect'])) {
$o = $originalPageName;
$originalPageName = $targetPage[1];
$title = $originalPageName;
$utitle = urlencode($title);
error_log('Redirecting page to ' . $title);
$redirectFrom = $o;
}
}
}
if (isset($_GET['raw'])) {
renderPage(explode(":", $title)[0], $title);
exit(0);
}
if (!$action) renderPage(explode(":", $title)[0], $title);
else {
switch ($action) {
case 'history':
$title = "Page history for $originalPageName";
$pageIndex = json_decode(file_get_contents("pages/page2ID.json"));
if (!isset($pageIndex->$originalPageName)) {
?><p>This page does not exist. There is no history for it.</p><?php
return;
}
$id = $pageIndex->$originalPageName;
$rev = json_decode(file_get_contents("pages/data/$id/revisions.json"));
?>
<ul>
<?php foreach ($rev as $index => $r) {
$authorinfo = userinfo($r->author);
?>
<li>(<a href="index.php?title=Special:old&page=<?php echo htmlspecialchars(urlencode($originalPageName)); ?>&revision=<?php echo $r->id; ?>">archive</a>) <?php echo formatDate($r->time); ?> by <?php echo userlink($authorinfo->username); ?> (<?php echo htmlspecialchars($r->summary); ?>)
<?php if (isset($rev[$index - 1])) {
?><span class="restore-link-brackets">[</span><a class="restore-link"
href="index.php?title=Special:rollback&page=<?php echo htmlspecialchars(urlencode($originalPageName)); ?>&revision=<?php echo count($rev) - $index - 1; ?>"><?php echo sysmsgPlain('restore-this-version'); ?></a><span class="restore-link-brackets">]</span><?php
} ?></li>
<?php } ?>
</ul>
<?php
break;
case 'edit':
if (!canEditPage($originalPageName)[0]) {
echo sysmsg("cant-edit-" . canEditPage($originalPageName)[1], htmlspecialchars($originalPageName));
echo sysmsg('can-still-view-source');
?><pre><code><?php echo htmlspecialchars(page_get_contents($originalPageName)); ?></code></pre><?php
break;
}
$pageIndex = json_decode(file_get_contents("pages/page2ID.json"));
if (!isset($pageIndex->$originalPageName)) {
echo sysmsg('page-does-not-exist-header');
if ($previouslyDeleted) displayDeleteLog("Notice: This page has been previously deleted. Please make sure you aren't creating anything that's deletable under the following");
}
$id = $pageIndex->$originalPageName;
$title = "$originalPageName - edit";
if (!isset($_POST['preview'])) {
echo sysmsg('edit-header', htmlspecialchars($originalPageName));
} else {
echo sysmsg('preview');
require_once __DIR__ . '/markdown/parsedown/parsedown.php';
$Parsedown = new Parsedown;
echo $Parsedown->text($_POST['contents']);
}
if (isset($_POST['save'])) {
modifyPage($originalPageName, $_POST['contents'], $_POST['summary']);
if (substr($originalPageName, 0, strlen('User talk:')) === 'User talk:') {
$userIDs = json_decode(file_get_contents(__DIR__ . "/users/name2ID.json"));
$user2contact = substr($originalPageName, strlen('User talk:'));
if (isset($userIDs->$user2contact)) {
$userID2Contact = $userIDs->$user2contact;
fwrite(fopen(__DIR__ . "/users/data/$userID2Contact/newMessages.json", "w+"), 'true');
}
}
header('Location: index.php?title=' . urlencode($originalPageName));
exit(0);
}
?>
<form action="<?php echo htmlspecialchars($_SERVER['REQUEST_URI']); ?>" method="post">
<label>
<?php echo strip_tags(sysmsg('edit-box-label')); ?><div></div>
<textarea style="box-sizing: border-box; width: 100%;" rows="10" name="contents"><?php if (isset($_POST['contents'])) echo htmlspecialchars($_POST['contents']); else echo htmlspecialchars(file_get_contents("pages/data/$id/page.md")); ?></textarea>
</label>
<div></div>
<label>
<?php echo strip_tags(sysmsg('edit-summary-label')); ?><div></div>
<input name="summary" style="box-sizing: border-box; width: 100%;" type="text" value="<?php echo isset($_POST['summary']) ? htmlspecialchars($_POST['summary']) : ""; ?>" />
</label>
<div></div>
<input type="submit" name="save" value="Save page" />
<input type="submit" name="preview" value="Preview page" />
</form>
<?php
break;
default:
?><?php echo sysmsg('invalid-action-parameter', htmlspecialchars($action)); ?><?php
break;
}
}
$output = ob_get_clean();
?>
<!DOCTYPE html>
<html lang="en">
<head>
<meta name="viewport" content="width=device-width,initial-scale=1.0" />
<title><?php echo htmlspecialchars($title); ?></title>
<?php
foreach ($stylesheets as $stylesheet) {
?><link rel="stylesheet" href="<?php echo htmlspecialchars($stylesheet); ?>" /><?php
echo "\n";
}
?>
<script src="highlight-js/highlight.min.js"></script>
<script>const config = <?php
$config = new stdClass;
$config->loggedIn = isset($_SESSION['username']);
$config->username = $_SESSION['username'] ?? null;
$config->userid = $_SESSION['userid'] ?? null;
$config->userGroups = isset($_SESSION['userid']) ? getUserGroups($_SESSION['userid']) : array();
$config->userGroupsSimple = isset($_SESSION['userid']) ? getUserGroups($_SESSION['userid'], true) : array();
$config->originalPageName = $originalPageName;
echo json_encode($config, 128);
?>; window.config = config;</script>
<?php
foreach ($scripts as $url) {
?><script src="<?php echo htmlspecialchars($url); ?>"></script><?php
echo "\n";
}
if ($redirectFrom !== false) {
?><link rel="canonical" href="index.php?title=<?php echo htmlspecialchars(urlencode($originalPageName)); ?>" /><?php
} ?>
</head>
<body id="baudy">
<script>const pageTitle = <?php echo json_encode($originalPageName); ?>;</script>
<?php require_once 'header.php'; ?>
<h1 id="taitl"><?php echo htmlspecialchars($title); ?></h1>
<small id="subheading"><?php echo htmlspecialchars($subheading); ?></small>
<?php
if ($redirectFrom !== false) {
?><div><small id="rdrfrom"><?php echo sysmsg('redirected', '<a href="index.php?title=' . htmlspecialchars(urlencode($redirectFrom)) . '&noredirect">' . htmlspecialchars($redirectFrom) . '</a>'); ?></small>
<script>
const actualPageName = <?php echo json_encode($originalPageName); ?>;
const url = new URL(location.href);
url.searchParams.set('title', actualPageName);
window.history.replaceState({}, document.title, url);</script>
</div><?php
}
?>
<div id="page-content"><?php echo $output; ?></div>
<footer><?php require_once 'footer.html'; ?></footer>
</body>
</html>