class.ilExSubmissionGUI.php

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<?php
/* Copyright (c) 1998-2010 ILIAS open source, Extended GPL, see docs/LICENSE */
 
include_once "Modules/Exercise/classes/class.ilExSubmissionBaseGUI.php";
include_once "Modules/Exercise/classes/class.ilExSubmission.php";
 
class ilExSubmissionGUI
{       
        protected $exercise; // [ilObjExercise]
        protected $submission; // [ilExSubmission]
        protected $assignment; // [ilExAssignment]
        
        public function __construct(ilObjExercise $a_exercise, ilExAssignment $a_ass, $a_user_id = null)
        {
                global $ilCtrl, $ilTabs, $lng, $tpl, $ilUser;
                
                if(!$a_user_id)
                {
                        $a_user_id = $ilUser->getId();
                }
                
                $this->assignment = $a_ass;
                $this->exercise = $a_exercise;          
                
                // #12337
                if (!$this->exercise->members_obj->isAssigned($a_user_id))
                {
                        $this->exercise->members_obj->assignMember($a_user_id);                         
                }               
                                                
                // public submissions ???
                $public_submissions = false;
                if ($this->exercise->getShowSubmissions() &&
                        $this->exercise->getTimestamp() - time() <= 0) // ???
                {
                        $public_submissions = true;
                }                               
                $this->submission = new ilExSubmission($a_ass, $a_user_id, null, false, $public_submissions);                           
                
                // :TODO:
                $this->ctrl = $ilCtrl;
                $this->tabs_gui = $ilTabs;
                $this->lng = $lng;
                $this->tpl = $tpl;
        }
        
        public function executeCommand()
        {
                global $ilCtrl;
                
                $class = $ilCtrl->getNextClass($this);
                $cmd = $ilCtrl->getCmd("listPublicSubmissions");        
                
                switch($class)
                {                                       
                        case "ilexsubmissionteamgui":           
                                // team gui has no base gui - see we have to handle tabs here
                                
                                $this->tabs_gui->clearTargets();                
                                $this->tabs_gui->setBackTarget($this->lng->txt("back"), 
                                        $this->ctrl->getLinkTarget($this, "returnToParent"));   
                
                                $this->tabs_gui->addTab("submission", $this->lng->txt("exc_submission"), 
                                        $this->ctrl->getLinkTargetByClass("ilexsubmission".$this->submission->getSubmissionType()."gui", ""));
                        
                                include_once "Modules/Exercise/classes/class.ilExSubmissionTeamGUI.php";
                                $gui = new ilExSubmissionTeamGUI($this->exercise, $this->submission);
                                $ilCtrl->forwardCommand($gui);
                                break;
                        
                        case "ilexsubmissiontextgui":
                                include_once "Modules/Exercise/classes/class.ilExSubmissionTextGUI.php";
                                $gui = new ilExSubmissionTextGUI($this->exercise, $this->submission);
                                $ilCtrl->forwardCommand($gui); 
                                break;
                        
                        case "ilexsubmissionfilegui":
                                include_once "Modules/Exercise/classes/class.ilExSubmissionFileGUI.php";
                                $gui = new ilExSubmissionFileGUI($this->exercise, $this->submission);
                                $ilCtrl->forwardCommand($gui);
                                break;
                        
                        case "ilexsubmissionobjectgui":
                                include_once "Modules/Exercise/classes/class.ilExSubmissionObjectGUI.php";
                                $gui = new ilExSubmissionObjectGUI($this->exercise, $this->submission);
                                $ilCtrl->forwardCommand($gui);
                                break;
                        
                        case "ilexpeerreviewgui":                                                       
                                $this->tabs_gui->clearTargets();                
                                $this->tabs_gui->setBackTarget($this->lng->txt("back"), 
                                        $this->ctrl->getLinkTarget($this, "returnToParent"));   
                
                                include_once("./Modules/Exercise/classes/class.ilExPeerReviewGUI.php");
                                $peer_gui = new ilExPeerReviewGUI($this->assignment, $this->submission);
                                $this->ctrl->forwardCommand($peer_gui);
                                break;
                                
                        default:                                                                        
                                $this->{$cmd."Object"}();                               
                                break;
                }
        }       
        
        public static function getOverviewContent(ilInfoScreenGUI $a_info, ilExSubmission $a_submission)
        {
                global $ilCtrl;
                
                if(!$a_submission->canView())
                {
                        return;
                }
                        
                $ilCtrl->setParameterByClass("ilExSubmissionGUI", "ass_id", $a_submission->getAssignment()->getId());
                        
                if($a_submission->getAssignment()->hasTeam())
                {
                        include_once "Modules/Exercise/classes/class.ilExSubmissionTeamGUI.php";                        
                        ilExSubmissionTeamGUI::getOverviewContent($a_info, $a_submission);
                }
                
                $submission_type = $a_submission->getSubmissionType();
                $class = "ilExSubmission".$submission_type."GUI";               
                include_once "Modules/Exercise/classes/class.".$class.".php";                   
                $class::getOverviewContent($a_info, $a_submission);                                                                                                                                     
                        
                $ilCtrl->setParameterByClass("ilExSubmissionGUI", "ass_id", "");
        }
                        
        
        function listPublicSubmissionsObject()
        {                               
                global $ilTabs, $ilCtrl, $lng;
                
                if(!$this->exercise->getShowSubmissions())
                {
                        $this->returnToParentObject();
                }
                
                $ilTabs->clearTargets();
                $ilTabs->setBackTarget($lng->txt("back"),
                        $ilCtrl->getLinkTarget($this, "returnToParent"));
                
                if($this->assignment->getType() != ilExAssignment::TYPE_TEXT)
                {               
                        include_once("./Modules/Exercise/classes/class.ilPublicSubmissionsTableGUI.php");
                        $tab = new ilPublicSubmissionsTableGUI($this, "listPublicSubmissions", $this->assignment);
                        $this->tpl->setContent($tab->getHTML());
                }
                else
                {                               
                        // #13271
                        include_once "Modules/Exercise/classes/class.ilExAssignmentListTextTableGUI.php";
                        $tbl = new ilExAssignmentListTextTableGUI($this, "listPublicSubmissions", $this->assignment, false, true);              
                        $this->tpl->setContent($tbl->getHTML());                
                }
        }
        
        function downloadFeedbackFileObject()
        {
                global $ilUser;
                
                $file = $_REQUEST["file"];
 
                if (!isset($file))
                {
                        ilUtil::sendFailure($this->lng->txt("exc_select_one_file"),true);
                        $this->ctrl->redirect($this, "view");
                }
                
                // check, whether file belongs to assignment
                include_once("./Modules/Exercise/classes/class.ilFSStorageExercise.php");
                $storage = new ilFSStorageExercise($this->exercise->getId(), $this->assignment->getId());
                $files = $storage->getFeedbackFiles($this->submission->getFeedbackId());
                $file_exist = false;    
                foreach($files as $fb_file)
                {
                        if($fb_file == $file)
                        {
                                $file_exist = true;
                                break;
                        }
                }               
                if(!$file_exist)
                {
                        echo "FILE DOES NOT EXIST";
                        exit;
                }
                
                // check whether assignment has already started                                         
                if (!$this->assignment->notStartedYet())
                {
                        // deliver file
                        $p = $storage->getFeedbackFilePath($this->submission->getFeedbackId(), $file);
                        ilUtil::deliverFile($p, $file);
                }
        
                return true;
        }
        
        public function downloadGlobalFeedbackFileObject()
        {
                global $ilCtrl;
                
                $needs_dl = ($this->assignment->getFeedbackDate() == ilExAssignment::FEEDBACK_DATE_DEADLINE);
                
                if(!$this->assignment || 
                        !$this->assignment->getFeedbackFile() ||
                        ($needs_dl && !$this->assignment->afterDeadlineStrict()) ||                             
                        (!$needs_dl && !$this->submission->hasSubmitted()))                                             
                {
                        $ilCtrl->redirect($this, "returnToParent");
                }
 
                // this is due to temporary bug in handleGlobalFeedbackFileUpload that missed the last "/"
                $file = (is_file($this->assignment->getGlobalFeedbackFilePath()))
                        ? $this->assignment->getGlobalFeedbackFilePath()
                        : $this->assignment->getGlobalFeedbackFileStoragePath().$this->assignment->getFeedbackFile();
 
                ilUtil::deliverFile($file, $this->assignment->getFeedbackFile());
        }
        
        function downloadFileObject()
        {               
                $file = $_REQUEST["file"];
 
                if (!isset($file))
                {
                        ilUtil::sendFailure($this->lng->txt("exc_select_one_file"),true);
                        $this->ctrl->redirect($this, "view");
                }
                
                // check whether assignment as already started          
                if (!$this->assignment->notStartedYet())
                {
                        // check, whether file belongs to assignment
                        $files = $this->assignment->getFiles();
                        $file_exist = false;
                        foreach($files as $lfile)
                        {
                                if($lfile["name"] == $file)
                                {
                                        // deliver file
                                        ilUtil::deliverFile($lfile["fullpath"], $file);
                                        exit();
                                }
                        }
                        if(!$file_exist)
                        {
                                echo "FILE DOES NOT EXIST";
                                exit;
                        }
                }
                
                return true;
        }
        
        function returnToParentObject()
        {
                $this->ctrl->returnToParent($this);
        }
}