class.ilECSCommunitiesCache.php

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<?php
include_once './Services/WebServices/ECS/classes/class.ilECSCommunityCache.php';
 
class ilECSCommunitiesCache
{
        private static $instance = null;
 
        private $communities = array();
 
        protected function  __construct()
        {
                $this->read();
        }
 
        public static function getInstance()
        {
                if(isset(self::$instance))
                {
                        return self::$instance;
                }
                return self::$instance = new ilECSCommunitiesCache();
        }
 
        public static function delete($a_server_id)
        {
                global $ilDB;
 
                $query = 'DELETE FROM ecs_community '.
                        'WHERE sid = '.$ilDB->quote($a_server_id,'integer');
                $ilDB->manipulate($query);
        }
        
        public function getCommunities()
        {
                return (array) $this->communities;
        }
 
        public function lookupOwnId($a_server_id,$a_mid)
        {
                foreach($this->getCommunities() as $com)
                {
                        if($com->getServerId() == $a_server_id)
                        {
                                if(in_array($a_mid,$com->getMids()))
                                {
                                        return $com->getOwnId();
                                }
                        }
                }
                return 0;
        }
 
        public function lookupTitle($a_server_id, $a_mid)
        {
                foreach($this->getCommunities() as $com)
                {
                        if($com->getServerId() == $a_server_id)
                        {
                                if(in_array($a_mid, $com->getMids()))
                                {
                                        return $com->getCommunityName();
                                }
                        }
                }
                return '';
        }
 
        private function read()
        {
                global $ilDB;
 
                $query = 'SELECT sid,cid FROM ecs_community ';
                $res = $ilDB->query($query);
                while($row = $res->fetchRow(DB_FETCHMODE_OBJECT))
                {
                        $this->communities[] = ilECSCommunityCache::getInstance($row->sid, $row->cid);
                }
                return true;
        }
}
 
?>