53 lines
1.5 KiB
PHP
53 lines
1.5 KiB
PHP
<?php
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/*
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* Name: Downtime
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* Author: Shish <webmaster@shishnet.org>
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* License: GPLv2
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* Description: Show a "down for maintenance" page
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* Documentation:
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* Once installed there will be some more options on the config page --
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* Ticking "disable non-admin access" will mean that regular and anonymous
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* users will be blocked from accessing the site, only able to view the
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* message specified in the box.
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*/
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class Downtime implements Extension {
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var $theme;
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public function receive_event(Event $event) {
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global $config, $database, $page, $user;
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if(is_null($this->theme)) $this->theme = get_theme_object($this);
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if($event instanceof SetupBuildingEvent) {
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$sb = new SetupBlock("Downtime");
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$sb->add_bool_option("downtime", "Disable non-admin access: ");
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$sb->add_longtext_option("downtime_message", "<br>");
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$event->panel->add_block($sb);
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}
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if($event instanceof PageRequestEvent) {
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if($config->get_bool("downtime")) {
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$this->check_downtime($event);
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$this->theme->display_notification($page);
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}
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}
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}
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private function check_downtime(PageRequestEvent $event) {
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global $user, $config;
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if($config->get_bool("downtime") && !$user->is_admin() &&
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($event instanceof PageRequestEvent) && !$this->is_safe_page($event)) {
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$msg = $config->get_string("downtime_message");
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$this->theme->display_message($msg);
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}
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}
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private function is_safe_page(PageRequestEvent $event) {
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if($event->page_matches("user_admin/login")) return true;
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else return false;
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}
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}
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add_event_listener(new Downtime(), 10);
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?>
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