contributions/usermanagement/controller/base/cachemanager/loggedinswitchcachemanager.cls.php

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00001 <?php
00002 /**
00003  * Cache manager that caches two versions: One for logged in users and one for guests 
00004  * 
00005  * If user is logged in, it returns the CacheHeaderManager set
00006  * as ConfigUsermanagement::CACHEHEADER_CLASS_LOGGEDIN
00007  * 
00008  * Appends [g] or [u] to the first cache key
00009  * 
00010  * @author Gerd Riesselmann
00011  * @ingroup Usermanagement
00012  */
00013 class LoggedInSwitchCacheManager extends SuccessCacheManager {
00014         /**
00015          * Return a chache id
00016          */
00017         public function get_cache_id() {
00018                 $ret = Arr::force(parent::get_cache_id(), false);
00019                 $ret[0] .= Users::is_logged_in() ? '[u]' : '[g]';
00020                 return $ret; 
00021         }
00022         
00023         /**
00024          * Get cache header manager
00025          * 
00026          * @return ICacheHeaderManager
00027          */
00028         public function get_cache_header_manager() {
00029                 if (Users::is_logged_in()) {
00030                         return CacheHeaderManagerFactory::create(Config::get_value(ConfigUsermanagement::CACHEHEADER_CLASS_LOGGEDIN));
00031                 }
00032                 else {
00033                         return parent::get_cache_header_manager();
00034                 }
00035         }               
00036 }