class.ilObjCourseListGUI.php

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<?php

/* Copyright (c) 1998-2012 ILIAS open source, Extended GPL, see docs/LICENSE */

include_once "Services/Object/classes/class.ilObjectListGUI.php";

class ilObjCourseListGUI extends ilObjectListGUI
{
        function ilObjCourseListGUI()
        {
                $this->ilObjectListGUI();
        }

        function init()
        {
                $this->static_link_enabled = true;
                $this->delete_enabled = true;
                $this->cut_enabled = true;
                $this->copy_enabled = true;
                $this->subscribe_enabled = true;
                $this->link_enabled = false;
                $this->payment_enabled = true;
                $this->info_screen_enabled = true;
                $this->type = "crs";
                $this->gui_class_name = "ilobjcoursegui";
                
                include_once('Services/AdvancedMetaData/classes/class.ilAdvancedMDSubstitution.php');
                $this->substitutions = ilAdvancedMDSubstitution::_getInstanceByObjectType($this->type);
                if($this->substitutions->isActive())
                {
                        $this->substitutions_enabled = true;
                }

                // general commands array
                include_once('Modules/Course/classes/class.ilObjCourseAccess.php');
                $this->commands = ilObjCourseAccess::_getCommands();
        }
        
        function initItem($a_ref_id, $a_obj_id, $a_title = "", $a_description = "")
        {
                global $ilBench;

                parent::initItem($a_ref_id, $a_obj_id, $a_title, $a_description);

                $this->conditions_ok = ilConditionHandler::_checkAllConditionsOfTarget($a_ref_id,$this->obj_id);
        }


        function getProperties()
        {
                global $lng, $ilUser;

                $props = parent::getProperties();
                
                // offline
                include_once 'Modules/Course/classes/class.ilObjCourseAccess.php';
                if(ilObjCourseAccess::_isOffline($this->obj_id))
                {
                        $showRegistrationInfo = false;
                        $props[] = array("alert" => true, "property" => $lng->txt("status"),
                                "value" => $lng->txt("offline"));
                }

                // blocked
                include_once 'Modules/Course/classes/class.ilCourseParticipant.php';
                $members = ilCourseParticipant::_getInstanceByObjId($this->obj_id,$ilUser->getId());
                if($members->isBlocked($ilUser->getId()) and $members->isAssigned($ilUser->getId()))
                {
                        $props[] = array("alert" => true, "property" => $lng->txt("member_status"),
                                "value" => $lng->txt("crs_status_blocked"));
                }

                // pending subscription
                include_once 'Modules/Course/classes/class.ilCourseParticipants.php';
                if (ilCourseParticipants::_isSubscriber($this->obj_id,$ilUser->getId()))
                {
                        $props[] = array("alert" => true, "property" => $lng->txt("member_status"),
                                "value" => $lng->txt("crs_status_pending"));
                }
                
                include_once './Modules/Course/classes/class.ilObjCourseAccess.php';
                $info = ilObjCourseAccess::lookupRegistrationInfo($this->obj_id);
                if($info['reg_info_list_prop'])
                {
                        $props[] = array(
                                'alert' => false,
                                'newline' => true,
                                'property' => $info['reg_info_list_prop']['property'],
                                'value' => $info['reg_info_list_prop']['value']
                        );
                }
                if($info['reg_info_list_prop_limit'])
                {
                        
                        $props[] = array(
                                'alert' => false,
                                'newline' => false,
                                'property' => $info['reg_info_list_prop_limit']['property'],
                                'propertyNameVisible' => strlen($info['reg_info_list_prop_limit']['property']) ? true : false,
                                'value' => $info['reg_info_list_prop_limit']['value']
                        );
                }
                
                // waiting list
                include_once './Modules/Course/classes/class.ilCourseWaitingList.php';
                if(ilCourseWaitingList::_isOnList($ilUser->getId(),$this->obj_id))
                {
                        $props[] = array(
                                "alert"         => true,
                                "property"      => $lng->txt('member_status'),
                                "value"         => $lng->txt('on_waiting_list')
                        );
                }
                
                // course period
                $info = ilObjCourseAccess::lookupPeriodInfo($this->obj_id);
                if(is_array($info))
                {
                        $props[] = array(
                                'alert' => false,
                                'newline' => true,
                                'property' => $info['property'],
                                'value' => $info['value']
                        );
                }                               
                
                // check for certificates       
                include_once "./Modules/Course/classes/class.ilCourseCertificateAdapter.php";
                if(ilCourseCertificateAdapter::_hasUserCertificate($ilUser->getId(), $this->obj_id))
                {
                        $lng->loadLanguageModule('certificate');
                        $cmd_link = "ilias.php?baseClass=ilRepositoryGUI&amp;ref_id=".$this->ref_id.
                                        "&amp;cmd=deliverCertificate";
                        $props[] = array("alert" => false, "property" => $lng->txt("passed"),
                                "value" => '<a href="' . $cmd_link . '">' . $lng->txt("download_certificate") . '</a>');
                }

                return $props;
        }
        
        
        public function checkCommandAccess($a_permission, $a_cmd, $a_ref_id, $a_type, $a_obj_id = "")
        {
                // Only check cmd access for cmd 'register' and 'unregister'
                if($a_cmd != 'view' and $a_cmd != 'leave' and $a_cmd != 'join')
                {
                        $a_cmd = '';
                }

                if($a_permission == 'crs_linked')
                {
                        return 
                                parent::checkCommandAccess('read', $a_cmd, $a_ref_id, $a_type, $a_obj_id) ||
                                parent::checkCommandAccess('join', $a_cmd, $a_ref_id, $a_type, $a_obj_id);
                }
                return parent::checkCommandAccess($a_permission, $a_cmd, $a_ref_id, $a_type, $a_obj_id);
        }
} // END class.ilObjCategoryGUI
?>