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 $ctrl;
 
    protected $tabs_gui;
 
    protected $lng;
 
    protected $tpl;
 
    protected $user;
 
    protected $exercise; // [ilObjExercise]
    protected $submission; // [ilExSubmission]
    protected $assignment; // [ilExAssignment]
    
    public function __construct(ilObjExercise $a_exercise, ilExAssignment $a_ass, $a_user_id = null)
    {
        global $DIC;
 
        $this->user = $DIC->user();
        $ilCtrl = $DIC->ctrl();
        $ilTabs = $DIC->tabs();
        $lng = $DIC->language();
        $tpl = $DIC["tpl"];
        $ilUser = $DIC->user();
        
        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()
    {
        $ilCtrl = $this->ctrl;
        
        $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 $DIC;
 
        $ilCtrl = $DIC->ctrl();
        
        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", "");
    }
            
    
    public function listPublicSubmissionsObject()
    {
        $ilTabs = $this->tabs_gui;
        $ilCtrl = $this->ctrl;
        $lng = $this->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());
        }
    }
    
    public function downloadFeedbackFileObject()
    {
        $ilUser = $this->user;
        
        $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()
    {
        $ilCtrl = $this->ctrl;
        
        $needs_dl = ($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());
    }
    
    public 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;
    }
    
    public function returnToParentObject()
    {
        $this->ctrl->returnToParent($this);
    }
}