class.ilOrgUnitAssignmentList.php

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<?php
/* Copyright (c) 1998-2009 ILIAS open source, Extended GPL, see docs/LICENSE */

require_once('Services/OrgUnit/classes/class.ilOrgUnitAssignment.php');

class ilOrgUnitAssignmentList implements Iterator
{
        private $org_unit_id = 0;

        private $assignments = array();

        public function __construct($org_unit_id)
        {
                $this->org_unit_id = (int)$org_unit_id;

                $this->read();
        }

        private function read()
        {
                global $ilDB;

                $query = "SELECT * FROM org_unit_assignments WHERE oa_ou_id = %s";

                $res = $ilDB->queryF($query, array('integer'), array($this->org_unit_id));

                $this->assignments = array();

                while($row = $res->fetchRow(DB_FETCHMODE_OBJECT))
                {
                        $assignment = new ilOrgUnitAssignment($row->oa_ou_id, $row->oa_usr_id);

                        $assignment->setReportingAccess($row->oa_reporting_access);
                        $assignment->setCcComplianceInvitation($row->oa_cc_compl_invit);
                        $assignment->setCcComplianceNotify1($row->oa_cc_compl_not1);
                        $assignment->setCcComplianceNotify2($row->oa_cc_compl_not2);

                        $this->assignments[$row->oa_usr_id] = $assignment;
                }

                #usort($this->assignments, array($this, 'sortCallback'));
        }

        public function sortCallback($a_assignment_a, $a_assignment_b)
        {
                $user_a = ilObjectFactory::getInstanceByObjId($a_assignment_a->getUserId());
                $user_b = ilObjectFactory::getInstanceByObjId($a_assignment_b->getUserId());

                $user_name_a = $user_a->getLastName().', '.$user_a->getFirstName();
                $user_name_b = $user_b->getLastName().', '.$user_b->getFirstName();

                return strcmp($user_name_a, $user_name_b);
        }

        public function addAssignment($a_user_id, $a_reporting_access,
                                $a_cc_compl_invit, $a_cc_compl_not1, $a_cc_compl_not2)
        {
                if( isset($this->assignments[$user_id]) )
                        throw new ilOrgUnitException('Error: User with id "'.$user_id.'" is allready assigned!');

                $assignment = new ilOrgUnitAssignment($this->org_unit_id, $a_user_id);

                $assignment     ->setReportingAccess($a_reporting_access)
                                        ->setCcComplianceInvitation($a_cc_compl_invit)
                                        ->setCcComplianceNotify1($a_cc_compl_not1)
                                        ->setCcComplianceNotify2($a_cc_compl_not2)
                                        ->create();

                $this->assignments[$user_id] = $assignment;
        }

        public function removeAssignment($a_user_id)
        {
                if( !isset($this->assignments[$user_id]) )
                        throw new ilOrgUnitException('Error: User with id "'.$user_id.'" is not assigned!');

                $this->assignments[$user_id]->delete();

                unset( $this->assignments[$user_id] );
        }

        public function doesAssignmentExist($a_user_id)
        {
                return isset($this->assignments[$a_user_id]);
        }

        public function hasUserReportingAccess($a_user_id)
        {               
                return $this->assignments[$a_user_id]->hasReportingAccess();
        }
        
        public function current()
        {
                return current($this->assignments);
        }

        public function next()
        {
                return next($this->assignments);
        }

        public function key()
        {
                return key($this->assignments);
        }

        public function valid()
        {
                return key($this->assignments) !== null;
        }

        public function rewind()
        {
                return reset($this->assignments);
        }
}

?>