52 lines
1.2 KiB
PHP
52 lines
1.2 KiB
PHP
<?php
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class Downtime extends Extension {
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// event handler {{{
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public function receive_event($event) {
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$this->check_downtime($event);
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if(is_a($event, 'SetupBuildingEvent')) {
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$sb = new SetupBlock("Downtime");
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$sb->add_label("Disable non-admin access: ");
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$sb->add_bool_option("downtime");
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$sb->add_label("<br>");
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$sb->add_longtext_option("downtime_message");
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$event->panel->add_main_block($sb);
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}
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if(is_a($event, 'ConfigSaveEvent')) {
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$event->config->set_bool("downtime", $_POST['downtime']);
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$event->config->set_string("downtime_message", $_POST['downtime_message']);
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}
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}
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// }}}
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// do things {{{
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private function check_downtime($event) {
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global $user;
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global $config;
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if($config->get_bool("downtime") && !$user->is_admin() &&
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is_a($event, 'PageRequestEvent') && !$this->is_safe_page($event)) {
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$msg = $config->get_string("downtime_message");
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print <<<EOD
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<html>
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<head>
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<title>Downtime</title>
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</head>
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<body>
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$msg
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</body>
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</html>
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EOD;
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exit;
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}
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}
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private function is_safe_page($event) {
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if($event->page == "user" && $event->get_arg(0) == "login") return true;
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else return false;
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}
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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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