129 lines
4.1 KiB
PHP
129 lines
4.1 KiB
PHP
<?php
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register_module([
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"name" => "Page editor",
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"version" => "0.5",
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"author" => "Starbeamrainbowlabs",
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"description" => "Allows you to edit pages by adding the edit and save actions. You should probably include this one.",
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"id" => "page-edit",
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"code" => function() {
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/*
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*
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* ___ __ ___ _____
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* / __|/ _` \ \ / / _ \
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* \__ \ (_| |\ V / __/
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* |___/\__,_| \_/ \___|
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* %save%
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*/
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add_action("edit", function() {
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global $pageindex, $settings, $page, $isloggedin;
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$filename = "$page.md";
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$creatingpage = !isset($pageindex->$page);
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if((isset($_GET["newpage"]) and $_GET["newpage"] == "true") or $creatingpage)
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{
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$title = "Creating $page";
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}
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else
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{
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$title = "Editing $page";
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}
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$pagetext = "";
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if(isset($pageindex->$page))
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{
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$pagetext = file_get_contents($filename);
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}
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if((!$isloggedin and !$settings->anonedits) or !$settings->editing)
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{
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if(!$creatingpage)
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{
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//the page already exists - let the user view the page source
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exit(renderpage("Viewing source for $page", "<p>$settings->sitename does not allow anonymous users to make edits. You can view the source of $page below, but you can't edit it.</p><textarea name='content' readonly>$pagetext</textarea>"));
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}
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else
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{
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http_response_code(404);
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exit(renderpage("404 - $page", "<p>The page <code>$page</code> does not exist, but you do not have permission to create it.</p><p>If you haven't already, perhaps you should try <a href='index.php?action=login'>logging in</a>.</p>"));
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}
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}
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$content = "<h1>$title</h1>";
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if(!$isloggedin and $settings->anonedits)
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{
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$content .= "<p><strong>Warning: You are not logged in! Your IP address <em>may</em> be recorded.</strong></p>";
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}
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$content .= "<form method='post' action='index.php?action=save&page=" . rawurlencode($page) . "&action=save'>
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<textarea name='content'>$pagetext</textarea>
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<input type='submit' value='Save Page' />
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</form>";
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exit(renderpage("$title - $settings->sitename", $content));
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});
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/*
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* _ _ _
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* ___ __| (_) |_
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* / _ \/ _` | | __|
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* | __/ (_| | | |_
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* \___|\__,_|_|\__|
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* %edit%
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*/
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add_action("save", function() {
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global $pageindex, $settings, $page, $isloggedin, $user;
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if(!$settings->editing)
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{
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header("location: index.php?page=$page");
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exit(renderpage("Error saving edit", "<p>Editing is currently disabled on this wiki.</p>"));
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}
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if(!$isloggedin and !$settings->anonedits)
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{
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http_response_code(403);
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header("refresh: 5; url=index.php?page=$page");
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exit("You are not logged in, so you are not allowed to save pages on $settings->sitename. Redirecting in 5 seconds....");
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}
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if(!isset($_POST["content"]))
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{
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http_response_code(400);
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header("refresh: 5; url=index.php?page=$page");
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exit("Bad request: No content specified.");
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}
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if(file_put_contents("$page.md", htmlentities($_POST["content"]), ENT_QUOTES) !== false)
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{
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//update the page index
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if(!isset($pageindex->$page))
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{
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$pageindex->$page = new stdClass();
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$pageindex->$page->filename = "$page.md";
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}
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$pageindex->$page->size = strlen($_POST["content"]);
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$pageindex->$page->lastmodified = time();
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if($isloggedin)
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$pageindex->$page->lasteditor = utf8_encode($user);
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else
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$pageindex->$page->lasteditor = utf8_encode("anonymous");
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file_put_contents("./pageindex.json", json_encode($pageindex, JSON_PRETTY_PRINT));
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if(isset($_GET["newpage"]))
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http_response_code(201);
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else
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http_response_code(200);
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header("location: index.php?page=$page");
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exit();
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}
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else
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{
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http_response_code(507);
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exit(renderpage("Error saving page - $settings->sitename", "<p>$settings->sitename failed to write your changes to the disk. Your changes have not been saved, but you might be able to recover your edit by pressing the back button in your browser.</p>
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<p>Please tell the administrator of this wiki (" . $settings->admindetails["name"] . ") about this problem.</p>"));
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}
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});
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}
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]);
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?>
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