ILIAS  release_6 Revision v6.24-5-g0c8bfefb3b8
class.ilRobotSettings.php
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1<?php
2/*
3 +-----------------------------------------------------------------------------+
4 | ILIAS open source |
5 +-----------------------------------------------------------------------------+
6 | Copyright (c) 1998-2006 ILIAS open source, University of Cologne |
7 | |
8 | This program is free software; you can redistribute it and/or |
9 | modify it under the terms of the GNU General Public License |
10 | as published by the Free Software Foundation; either version 2 |
11 | of the License, or (at your option) any later version. |
12 | |
13 | This program is distributed in the hope that it will be useful, |
14 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
15 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
16 | GNU General Public License for more details. |
17 | |
18 | You should have received a copy of the GNU General Public License |
19 | along with this program; if not, write to the Free Software |
20 | Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. |
21 +-----------------------------------------------------------------------------+
22*/
23
33{
34 private $open_robots = false;
35 private $settings = null;
36
37 private static $instance = null;
45 private function __construct()
46 {
47 global $DIC;
48
49 $ilSetting = $DIC['ilSetting'];
50
51 $this->settings = $ilSetting;
52 $this->read();
53 }
54
63 public static function _getInstance()
64 {
65 if (isset(self::$instance) and self::$instance) {
66 return self::$instance;
67 } else {
68 return self::$instance = new ilRobotSettings();
69 }
70 }
71
78 public function robotSupportEnabled()
79 {
80 return (bool) $this->open_robots;
81 }
82
89 private function read()
90 {
91 $this->open_robots = (bool) $this->settings->get('open_google', false);
92 }
93
94
101 public function checkRewrite()
102 {
103 if (!function_exists('apache_lookup_uri')) {
104 return true;
105 }
106
107 $url = ILIAS_HTTP_PATH . '/goto_' . CLIENT_ID . '_root_1.html';
108 $status_info = @apache_lookup_uri($url);
109
110 // fallback for php as cgi (and available remote fopen)
111 if ($status_info === false && ini_get('allow_url_fopen')) {
112 // fopen respects HTTP error codes
113 $fp = @fopen($url, 'r');
114 if ($fp) {
115 fclose($fp);
116 return true;
117 }
118 return false;
119 }
120
121 return $status_info->status == 200;
122 }
123}
An exception for terminatinating execution or to throw for unit testing.
robotSupportEnabled()
Check if client is open for robots.
checkRewrite()
Indirect Check of allow override.
read()
Read settings.
__construct()
Private constructor => use getInstance.
static _getInstance()
Get instance.
global $ilSetting
Definition: privfeed.php:17
$url
settings()
Definition: settings.php:2
$DIC
Definition: xapitoken.php:46