forked from GNUsocial/gnu-social
109 lines
3.1 KiB
PHP
109 lines
3.1 KiB
PHP
<?php
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/**
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* Server error action.
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*
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* PHP version 5
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*
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* @category Action
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* @package StatusNet
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* @author Evan Prodromou <evan@status.net>
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* @author Zach Copley <zach@status.net>
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* @license http://www.fsf.org/licensing/licenses/agpl.html AGPLv3
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* @link http://status.net/
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*
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* StatusNet - the distributed open-source microblogging tool
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* Copyright (C) 2008, 2009, StatusNet, Inc.
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Affero General Public License for more details.
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*
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* You should have received a copy of the GNU Affero General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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if (!defined('GNUSOCIAL')) {
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exit(1);
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}
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/**
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* Class for displaying HTTP server errors
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*
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* Note: The older util.php class simply printed a string, but the spec
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* says that 500 errors should be treated similarly to 400 errors, and
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* it's easier to give an HTML response. Maybe we can customize these
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* to display some funny animal cartoons. If not, we can probably role
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* these classes up into a single class.
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*
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* See: http://tools.ietf.org/html/rfc2616#section-10
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*
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* @category Action
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* @package StatusNet
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* @author Zach Copley <zach@status.net>
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* @license http://www.fsf.org/licensing/licenses/agpl.html AGPLv3
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* @link http://status.net/
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*/
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class ServerErrorAction extends ErrorAction
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{
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static $status = [500 => 'Internal Server Error',
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501 => 'Not Implemented',
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502 => 'Bad Gateway',
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503 => 'Service Unavailable',
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504 => 'Gateway Timeout',
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505 => 'HTTP Version Not Supported'];
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function __construct($message = 'Error', $code = 500, $ex = null)
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{
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parent::__construct($message, $code);
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$this->default = 500;
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if (!$this->code || $this->code < 500 || $this->code > 599) {
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$this->code = $this->default;
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}
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if (!$this->message) {
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$this->message = "Server Error $this->code";
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}
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// Server errors must be logged.
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$log = "ServerErrorAction: $code $message";
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if ($ex) {
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$log .= "\n" . $ex->getTraceAsString();
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}
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common_log(LOG_ERR, $log);
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$this->showPage();
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}
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/**
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* To specify additional HTTP headers for the action
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*
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* @return void
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*/
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function extraHeaders()
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{
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$status_string = self::$status[$this->code];
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header('HTTP/1.1 ' . $this->code . ' ' . $status_string);
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}
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/**
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* Page title.
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*
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* @return string page title
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*/
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function title()
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{
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return self::$status[$this->code];
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}
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}
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