class.ilTestParticipantData.php

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<?php
/* Copyright (c) 1998-2013 ILIAS open source, Extended GPL, see docs/LICENSE */


class ilTestParticipantData
{
        protected $db;

        protected $lng;

        private $activeIds;

        private $userIds;

        private $anonymousIds;

        private $byActiveId;

        private $byUserId;

        private $byAnonymousId;
        
        public function __construct(ilDB $db, ilLanguage $lng)
        {
                $this->db = $db;
                $this->lng = $lng;

                $this->activeIds = array();
                $this->userIds = array();
                $this->anonymousIds = array();

                $this->byActiveId = array();
                $this->byUserId = array();
                $this->byAnonymousId = array();
        }
        
        public function load($testId)
        {
                $query = "
                        SELECT          ta.active_id,
                                                ta.user_fi user_id,
                                                ta.anonymous_id,
                                                ud.firstname,
                                                ud.lastname
                        FROM            tst_active ta
                        LEFT JOIN       usr_data ud
                        ON                      ud.usr_id = ta.user_fi
                        WHERE           test_fi = %s
                        AND                     {$this->getConditionalExpression()}
                ";
                
                $res = $this->db->queryF($query, array('integer'), array($testId));
                
                while( $row = $this->db->fetchAssoc($res) )
                {
                        $this->byActiveId[ $row['active_id'] ] = $row;
                        
                        if( $row['user_id'] == ANONYMOUS_USER_ID )
                        {
                                $this->byAnonymousId[ $row['anonymous_id'] ] = $row;
                        }
                        else
                        {
                                $this->byUserId[ $row['user_id'] ] = $row;
                        }
                }

                $this->setActiveIds(array_keys($this->byActiveId));
                $this->setUserIds(array_keys($this->byUserId));
                $this->setAnonymousIds(array_keys($this->byAnonymousId));
        }
        
        public function getConditionalExpression()
        {
                $conditions = array();
                
                if( count($this->getActiveIds()) )
                {
                        $conditions[] = $this->db->in('active_id', $this->getActiveIds(), false, 'integer');
                }

                if( count($this->getUserIds()) )
                {
                        $conditions[] = $this->db->in('user_fi', $this->getUserIds(), false, 'integer');
                }

                if( count($this->getAnonymousIds()) )
                {
                        $conditions[] = $this->db->in('anonymous_id', $this->getAnonymousIds(), false, 'integer');
                }

                if( count($conditions) )
                {
                        return '('.implode(' OR ', $conditions).')';
                }

                return '1 = 1';
        }

        public function setActiveIds($activeIds)
        {
                $this->activeIds = $activeIds;
        }

        public function getActiveIds()
        {
                return $this->activeIds;
        }

        public function setUserIds($userIds)
        {
                $this->userIds = $userIds;
        }

        public function getUserIds()
        {
                return $this->userIds;
        }

        public function setAnonymousIds($anonymousIds)
        {
                $this->anonymousIds = $anonymousIds;
        }

        public function getAnonymousIds()
        {
                return $this->anonymousIds;
        }
        
        public function getUserIdByActiveId($activeId)
        {
                return $this->byActiveId[$activeId]['user_id'];
        }

        public function getActiveIdByUserId($userId)
        {
                return $this->byUserId[$userId]['active_id'];
        }
        
        public function getConcatedFullnameByActiveId($activeId)
        {
                return "{$this->byActiveId[$activeId]['firstname']} {$this->byActiveId[$activeId]['lastname']}";
        }

        public function getFormatedFullnameByActiveId($activeId)
        {
                return $this->buildFormatedFullname($this->byActiveId[$activeId]);
        }
        
        public function getOptionArray()
        {
                $options = array();
                
                foreach($this->byActiveId as $activeId => $usrData)
                {
                        $options[$activeId] = $this->buildFormatedFullname($usrData);
                }
                
                asort($options);
                
                return $options;
        }
        
        private function buildFormatedFullname($usrData)
        {
                return sprintf(
                        $this->lng->txt('tst_participant_fullname_pattern'), $usrData['firstname'], $usrData['lastname']
                );
        }
        
        public function getAnonymousActiveIds()
        {
                $anonymousActiveIds = array();
                
                foreach($this->byActiveId as $activeId => $active)
                {
                        if($active['user_id'] == ANONYMOUS_USER_ID)
                        {
                                $anonymousActiveIds[] = $activeId;
                        }
                }
                
                return $anonymousActiveIds;
        }
}