Survey execution graphical output. More...

Collaboration diagram for ilSurveyExecutionGUI:

Public Member Functions
	ilSurveyExecutionGUI ($a_object)
	ilSurveyExecutionGUI constructor
&	executeCommand ()
	execute command
	getCommand ($cmd)
	Retrieves the ilCtrl command.
	resume ()
	Resumes the survey.
	start ($resume=false)
	Starts the survey.
	redirectQuestion ()
	Called when a user answered a page to perform a redirect after POST.
	previous ()
	Navigates to the previous pages.
	next ()
	Navigates to the next pages.
	gotoPage ()
	Go to a specific page without saving.
	outSurveyPage ($activepage=NULL, $direction=NULL)
	Output of the active survey question to the screen.
	saveUserInput ($navigationDirection="next")
	Save the user's input.
	saveActiveQuestionData (&$data)
	Survey navigation.
	cancel ()
	Called on cancel.
	runShowFinishedPage ()
	Creates the finished page for a running survey.
	backToRepository ()
	exitSurvey ()
	Exits the survey after finishing it.
	outNavigationButtons ($navigationblock="top", $page)
	Creates the navigation buttons for a survey.
	preview ()

Data Fields
	$object
	$lng
	$tpl
	$ctrl
	$ilias
	$tree
	$preview

Protected Member Functions
	checkAuth ($a_may_start=false)

Detailed Description

Survey execution graphical output.

The ilSurveyExecutionGUI class creates the execution output for the ilObjSurveyGUI class. This saves some heap space because the ilObjSurveyGUI class will be smaller.

Author: Helmut Schottmüller helmu.nosp@m.t.sc.nosp@m.hottm.nosp@m.uell.nosp@m.er@ma.nosp@m.c.co.nosp@m.m

Version

Id:: class.ilSurveyExecutionGUI.php 56220 2014-12-10 13:33:38Z jluetzen

Definition at line 35 of file class.ilSurveyExecutionGUI.php.

Member Function Documentation

ilSurveyExecutionGUI::backToRepository ( )

Definition at line 712 of file class.ilSurveyExecutionGUI.php.

References $tree, ilLink\_getLink(), and ilUtil\redirect().

Referenced by exitSurvey(), and runShowFinishedPage().

        {
                global $tree;
                
                // #14971
                if($this->object->get360Mode())
                {
                        $target_ref_id = $this->object->getRefId();
                }
                else
                {               
                        // #11534
                        $target_ref_id = $tree->getParentId($this->object->getRefId());
                }
                                
                include_once "Services/Link/classes/class.ilLink.php";
                ilUtil::redirect(ilLink::_getLink($target_ref_id));     
        }

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ilSurveyExecutionGUI::cancel ( )

Called on cancel.

Called on cancel

private

Definition at line 685 of file class.ilSurveyExecutionGUI.php.

        {
                $this->ctrl->redirectByClass("ilobjsurveygui", "infoScreen");
        }

ilSurveyExecutionGUI::checkAuth ( $a_may_start = false )

protected

Definition at line 102 of file class.ilSurveyExecutionGUI.php.

References $_REQUEST, $_SESSION, $ilUser, preview(), and ilUtil\sendFailure().

Referenced by outSurveyPage(), and start().

        {
                global $rbacsystem, $ilUser;
                
                if($this->preview)
                {
                        if(!$rbacsystem->checkAccess("write", $this->object->ref_id))
                        {
                                // only with write access it is possible to preview the survey
                                $this->ilias->raiseError($this->lng->txt("survey_cannot_preview_survey"),$this->ilias->error_obj->MESSAGE);     
                        }
                        
                        return true;
                }
                                                
                if (!$this->external_rater_360 &&
                        !$rbacsystem->checkAccess("read", $this->object->ref_id)) 
                {
                        // only with read access it is possible to run the test
                        $this->ilias->raiseError($this->lng->txt("cannot_read_survey"),$this->ilias->error_obj->MESSAGE);
                }
                
                $user_id = $ilUser->getId();
                // check existing code 
                // see ilObjSurveyGUI::infoScreen()
                $anonymous_id = $anonymous_code = null;
                if ($this->object->getAnonymize() || !$this->object->isAccessibleWithoutCode())
                {
                        $anonymous_code = $_SESSION["anonymous_id"][$this->object->getId()];            
                        $anonymous_id = $this->object->getAnonymousIdByCode($anonymous_code);                   
                        if(!$anonymous_id)
                        {
                                ilUtil::sendFailure(sprintf($this->lng->txt("error_retrieving_anonymous_survey"), $anonymous_code, true));
                                $this->ctrl->redirectByClass("ilobjsurveygui", "infoScreen");
                        }
                }
                
                // appraisee validation
                $appr_id = 0;
                if($this->object->get360Mode())
                {
                        $appr_id = $_REQUEST["appr_id"];
                        if(!$appr_id)
                        {
                                $appr_id = $_SESSION["appr_id"][$this->object->getId()];
                        }                               
                        // check if appraisee is valid
                        if($anonymous_id)
                        {
                                $appraisees = $this->object->getAppraiseesToRate(0, $anonymous_id);
                        }
                        if(!$appraisees && $user_id != ANONYMOUS_USER_ID)
                        {
                                $appraisees = $this->object->getAppraiseesToRate($user_id);
                        }                                                                       
                        if(!in_array($appr_id, $appraisees))
                        {
                                ilUtil::sendFailure($this->lng->txt("survey_360_execution_invalid_appraisee"), true);
                                $this->ctrl->redirectByClass("ilobjsurveygui", "infoScreen");
                        }                                                                       
                }
                $_SESSION["appr_id"][$this->object->getId()] = $appr_id;
                                                                
                $status = $this->object->isSurveyStarted($user_id, $anonymous_code, $appr_id);          
                // completed
                if($status === 1)
                {
                        ilUtil::sendFailure($this->lng->txt("already_completed_survey"), true);
                        $this->ctrl->redirectByClass("ilobjsurveygui", "infoScreen");
                }
                // starting 
                else if ($status === false)
                {                       
                        if($a_may_start)
                        {                                                               
                                $_SESSION["finished_id"][$this->object->getId()] = 
                                        $this->object->startSurvey($user_id, $anonymous_code, $appr_id);                                
                        }
                        else
                        {
                                ilUtil::sendFailure($this->lng->txt("survey_use_start_button"), true);
                                $this->ctrl->redirectByClass("ilobjsurveygui", "infoScreen");
                        }
                }               
                // resuming
                else
                {
                        // nothing todo
                }
                
                // validate finished id
                if($this->object->getActiveID($user_id, $anonymous_code, $appr_id) != 
                        $_SESSION["finished_id"][$this->object->getId()])
                {
                        ilUtil::sendFailure($this->lng->txt("cannot_read_survey"), true);
                        $this->ctrl->redirectByClass("ilobjsurveygui", "infoScreen");                   
                }
        }

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& ilSurveyExecutionGUI::executeCommand ( )

execute command

Definition at line 82 of file class.ilSurveyExecutionGUI.php.

References $_GET, $cmd, $ret, and getCommand().

        {
                $cmd = $this->ctrl->getCmd();
                $next_class = $this->ctrl->getNextClass($this);
                $cmd = $this->getCommand($cmd);
                if (strlen($cmd) == 0)
                {
                        $this->ctrl->setParameter($this, "qid", $_GET["qid"]);
                        $this->ctrl->redirect($this, "gotoPage");
                }
                switch($next_class)
                {
                        default:
                                $ret =& $this->$cmd();
                                break;
                }
                return $ret;
        }

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ilSurveyExecutionGUI::exitSurvey ( )

Exits the survey after finishing it.

Exits the survey after finishing it

public

Definition at line 738 of file class.ilSurveyExecutionGUI.php.

References $_REQUEST, backToRepository(), and preview().

        {
                if(!$this->preview)
                {
                        $this->backToRepository();
                }
                else
                {
                        // #12841
                        $this->ctrl->setParameterByClass("ilsurveyeditorgui", "pgov", $_REQUEST["pgov"]);
                        $this->ctrl->redirectByClass(array("ilobjsurveygui", "ilsurveyeditorgui"), "questions");
                }
        }

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ilSurveyExecutionGUI::getCommand ( $cmd )

Retrieves the ilCtrl command.

Retrieves the ilCtrl command

public

Definition at line 209 of file class.ilSurveyExecutionGUI.php.

References $cmd.

Referenced by executeCommand().

        {
                return $cmd;
        }

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ilSurveyExecutionGUI::gotoPage ( )

Go to a specific page without saving.

private

Definition at line 336 of file class.ilSurveyExecutionGUI.php.

References $_GET.

        {
                $this->ctrl->setParameter($this, "activecommand", "gotoPage");
                $this->ctrl->setParameter($this, "qid", $_GET["qid"]);
                $this->ctrl->setParameter($this, "direction", "0");
                $this->ctrl->redirect($this, "redirectQuestion");
        }

ilSurveyExecutionGUI::ilSurveyExecutionGUI ( $a_object )

ilSurveyExecutionGUI constructor

The constructor takes possible arguments an creates an instance of the ilSurveyExecutionGUI object.

Parameters

object $a_object Associated ilObjSurvey class public

Definition at line 53 of file class.ilSurveyExecutionGUI.php.

References $_REQUEST, $_SESSION, $ilCtrl, $ilias, $lng, $tpl, $tree, preview(), and ilObjSurvey\validateExternalRaterCode().

  {
                global $lng, $tpl, $ilCtrl, $ilias, $tree;
                $this->lng =& $lng;
                $this->tpl =& $tpl;
                $this->ctrl =& $ilCtrl;
                $this->ilias =& $ilias;
                $this->object =& $a_object;
                $this->tree =& $tree;
                                
                $this->external_rater_360 = false;
                if($this->object->get360Mode() &&
                        $_SESSION["anonymous_id"][$this->object->getId()] && 
                        ilObjSurvey::validateExternalRaterCode($this->object->getRefId(), 
                                        $_SESSION["anonymous_id"][$this->object->getId()]))
                {
                        $this->external_rater_360 = true;
                }
                // stay in preview mode
                $this->preview = (bool)$_REQUEST["prvw"];
                $this->ctrl->saveParameter($this, "prvw");
                $this->ctrl->saveParameter($this, "pgov");
        }

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ilSurveyExecutionGUI::next ( )

Navigates to the next pages.

private

Definition at line 315 of file class.ilSurveyExecutionGUI.php.

References $_GET, $result, and saveUserInput().

        {
                $result = $this->saveUserInput("next");
                $this->ctrl->setParameter($this, "activecommand", "next");
                $this->ctrl->setParameter($this, "qid", $_GET["qid"]);
                if (strlen($result))
                {
                        $this->ctrl->setParameter($this, "direction", "0");
                }
                else
                {
                        $this->ctrl->setParameter($this, "direction", "1");
                }
                $this->ctrl->redirect($this, "redirectQuestion");
        }

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ilSurveyExecutionGUI::outNavigationButtons	(	$navigationblock = `"top"`,
		$page
	)

Creates the navigation buttons for a survey.

Creates the navigation buttons for a survey. Runs twice to generate a top and a bottom navigation to ease the use of long forms.

public

Definition at line 761 of file class.ilSurveyExecutionGUI.php.

Referenced by outSurveyPage().

        {
                $prevpage = $this->object->getNextPage($page[0]["question_id"], -1);
                $this->tpl->setCurrentBlock($navigationblock . "_prev");
                if ($prevpage === 0)
                {
                        $this->tpl->setVariable("BTN_PREV", $this->lng->txt("survey_start"));
                }
                else
                {
                        $this->tpl->setVariable("BTN_PREV", $this->lng->txt("survey_previous"));
                }
                $this->tpl->parseCurrentBlock();
                $nextpage = $this->object->getNextPage($page[0]["question_id"], 1);
                $this->tpl->setCurrentBlock($navigationblock . "_next");
                if ($nextpage === 1)
                {
                        $this->tpl->setVariable("BTN_NEXT", $this->lng->txt("survey_finish"));
                }
                else
                {
                        $this->tpl->setVariable("BTN_NEXT", $this->lng->txt("survey_next"));
                }
                $this->tpl->parseCurrentBlock();
        }

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ilSurveyExecutionGUI::outSurveyPage	(	$activepage = `NULL`,
		$direction = `NULL`
	)

Output of the active survey question to the screen.

Output of the active survey question to the screen

private

Definition at line 351 of file class.ilSurveyExecutionGUI.php.

References $_REQUEST, $_SESSION, $error_messages, $ilUser, checkAuth(), ilUtil\getImagePath(), ilUserUtil\getNamePresentation(), outNavigationButtons(), preview(), and runShowFinishedPage().

Referenced by preview(), and redirectQuestion().

        {               
                global $ilUser;
                
                $this->checkAuth();                     
                
                $page = $this->object->getNextPage($activepage, $direction);
                $constraint_true = 0;
                
                // check for constraints
                if (count($page[0]["constraints"]))
                {
                        while (is_array($page) and ($constraint_true == 0) and (count($page[0]["constraints"])))
                        {
                                $constraint_true = ($page[0]['constraints'][0]['conjunction'] == 0) ? true : false;
                                foreach ($page[0]["constraints"] as $constraint)
                                {
                                        if(!$this->preview)
                                        {                                       
                                                $working_data = $this->object->loadWorkingData($constraint["question"], $_SESSION["finished_id"][$this->object->getId()]);
                                        }
                                        else
                                        {
                                                $working_data = $_SESSION["preview_data"][$this->object->getId()][$constraint["question"]];
                                        }
                                        if ($constraint['conjunction'] == 0)
                                        {
                                                // and
                                                $constraint_true = $constraint_true & $this->object->checkConstraint($constraint, $working_data);
                                        }
                                        else
                                        {
                                                // or
                                                $constraint_true = $constraint_true | $this->object->checkConstraint($constraint, $working_data);
                                        }
                                }
                                if ($constraint_true == 0)
                                {
                                        // #11047 - we are skipping the page, so we have to get rid of existing answers for that question(s)
                                        foreach($page as $page_question)
                                        {
                                                $qid = $page_question["question_id"];
                                                                                                
                                                // see saveActiveQuestionData()
                                                if(!$this->preview)
                                                {                                                       
                                                        $this->object->deleteWorkingData($qid, $_SESSION["finished_id"][$this->object->getId()]);
                                                }
                                                else
                                                {
                                                        $_SESSION["preview_data"][$this->object->getId()][$qid] = null;
                                                }
                                        }
                                        
                                        $page = $this->object->getNextPage($page[0]["question_id"], $direction);
                                }
                        }
                }
                $first_question = -1;
                if ($page === 0)
                {
                        $this->ctrl->redirectByClass("ilobjsurveygui", "infoScreen");
                }
                else if ($page === 1)
                {
                        $this->object->finishSurvey($_SESSION["finished_id"][$this->object->getId()]);
                                                                                        
                        if ($this->object->getMailNotification())
                        {
                                $this->object->sendNotificationMail($ilUser->getId(), 
                                        $_SESSION["anonymous_id"][$this->object->getId()],
                                        $_SESSION["appr_id"][$this->object->getId()]);
                        }               
                        
                        /*
                        unset($_SESSION["anonymous_id"][$this->object->getId()]);
                        unset($_SESSION["appr_id"][$this->object->getId()]);
                        unset($_SESSION["finished_id"][$this->object->getId()]);
                        */ 
                        
                        $this->runShowFinishedPage();
                        return;
                }
                else
                {
                        global $ilHelp;
                        $ilHelp->setScreenIdComponent("svy");
                        $ilHelp->setScreenId("quest_presentation");
                        $required = false;
                        $this->tpl->addBlockFile("ADM_CONTENT", "adm_content", "tpl.il_svy_svy_content.html", "Modules/Survey");
                        
                        if($this->object->get360Mode())
                        {                       
                                $appr_id = $_SESSION["appr_id"][$this->object->getId()];
                                
                                include_once "Services/User/classes/class.ilUserUtil.php";
                                $this->tpl->setTitle($this->object->getTitle()." (".
                                        $this->lng->txt("survey_360_appraisee").": ".
                                        ilUserUtil::getNamePresentation($appr_id).")");
                        }                               
                        if (!($this->object->getAnonymize() && $this->object->isAccessibleWithoutCode() && ($ilUser->getId() == ANONYMOUS_USER_ID)))
                        {
                                $this->tpl->setCurrentBlock("suspend_survey");
                                if(!$this->preview)
                                {
                                        $this->tpl->setVariable("TEXT_SUSPEND", $this->lng->txt("cancel_survey"));
                                        $this->tpl->setVariable("HREF_SUSPEND", $this->ctrl->getLinkTargetByClass("ilObjSurveyGUI", "infoScreen"));
                                        $this->tpl->setVariable("HREF_IMG_SUSPEND", $this->ctrl->getLinkTargetByClass("ilObjSurveyGUI", "infoScreen"));
                                }
                                else
                                {
                                        $this->ctrl->setParameterByClass("ilObjSurveyGUI", "pgov", $_REQUEST["pgov"]);
                                        $this->tpl->setVariable("TEXT_SUSPEND", $this->lng->txt("survey_cancel_preview"));
                                        $this->tpl->setVariable("HREF_SUSPEND", $this->ctrl->getLinkTargetByClass(array("ilObjSurveyGUI", "ilSurveyEditorGUI"), "questions"));
                                        $this->tpl->setVariable("HREF_IMG_SUSPEND", $this->ctrl->getLinkTargetByClass(array("ilObjSurveyGUI", "ilSurveyEditorGUI"), "questions"));
                                }
                                
                                $this->tpl->setVariable("ALT_IMG_SUSPEND", $this->lng->txt("cancel_survey"));
                                $this->tpl->setVariable("TITLE_IMG_SUSPEND", $this->lng->txt("cancel_survey"));
                                $this->tpl->setVariable("IMG_SUSPEND", ilUtil::getImagePath("cancel.png"));
                                $this->tpl->parseCurrentBlock();
                        }
                        $this->outNavigationButtons("top", $page);
                        $this->tpl->setCurrentBlock("percentage");
                        $percentage = (int)(($page[0]["position"])*100);
                        $this->tpl->setVariable("PERCENT_BAR_START", ilUtil::getImagePath("bar_start.png"));
                        $this->tpl->setVariable("PERCENT_BAR_FILLED", ilUtil::getImagePath("bar_filled.png"));
                        $this->tpl->setVariable("PERCENT_BAR_EMPTY", ilUtil::getImagePath("bar_empty.png"));
                        $this->tpl->setVariable("PERCENT_BAR_END", ilUtil::getImagePath("bar_end.png"));
                        $this->tpl->setVariable("PERCENTAGE_ALT", $this->lng->txt("percentage"));
                        $this->tpl->setVariable("PERCENTAGE_VALUE", $percentage);
                        $this->tpl->setVariable("PERCENTAGE_UNFINISHED", 100-$percentage);
                        $this->tpl->parseCurrentBlock();
                        if (count($page) > 1 && $page[0]["questionblock_show_blocktitle"])
                        {
                                $this->tpl->setCurrentBlock("questionblock_title");
                                $this->tpl->setVariable("TEXT_QUESTIONBLOCK_TITLE", $page[0]["questionblock_title"]);
                                $this->tpl->parseCurrentBlock();
                        }
                        foreach ($page as $data)
                        {
                                $this->tpl->setCurrentBlock("survey_content");
                                if ($data["heading"])
                                {
                                        $this->tpl->setVariable("QUESTION_HEADING", $data["heading"]);
                                }
                                if ($first_question == -1) $first_question = $data["question_id"];
                                $question_gui = $this->object->getQuestionGUI($data["type_tag"], $data["question_id"]);
                                if (is_array($_SESSION["svy_errors"]))
                                {
                                        $working_data =& $question_gui->object->getWorkingDataFromUserInput($_SESSION["postdata"]);
                                }
                                else
                                {
                                        $working_data = $this->object->loadWorkingData($data["question_id"], $_SESSION["finished_id"][$this->object->getId()]);
                                }
                                $question_gui->object->setObligatory($data["obligatory"]);
                                $error_messages = array();
                                if (is_array($_SESSION["svy_errors"]))
                                {
                                        $error_messages = $_SESSION["svy_errors"];
                                }
                                $show_questiontext = ($data["questionblock_show_questiontext"]) ? 1 : 0;
                                $question_output = $question_gui->getWorkingForm($working_data, $this->object->getShowQuestionTitles(), $show_questiontext, $error_messages[$data["question_id"]], $this->object->getSurveyId());
                                $this->tpl->setVariable("QUESTION_OUTPUT", $question_output);
                                $this->ctrl->setParameter($this, "qid", $data["question_id"]);
                                $this->tpl->parse("survey_content");
                                if ($data["obligatory"]) $required = true;
                        }
                        if ($required)
                        {
                                $this->tpl->setCurrentBlock("required");
                                $this->tpl->setVariable("TEXT_REQUIRED", $this->lng->txt("required_field"));
                                $this->tpl->parseCurrentBlock();
                        }
                        $this->outNavigationButtons("bottom", $page);
                        $this->tpl->setVariable("FORM_ACTION", $this->ctrl->getFormAction($this, "redirectQuestion"));
                }
                if(!$this->preview)
                {
                        $this->object->setPage($_SESSION["finished_id"][$this->object->getId()], $page[0]['question_id']);
                        $this->object->setStartTime($_SESSION["finished_id"][$this->object->getId()], $first_question);
                }
        }

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ilSurveyExecutionGUI::preview ( )

Definition at line 787 of file class.ilSurveyExecutionGUI.php.

References outSurveyPage().

Referenced by checkAuth(), exitSurvey(), ilSurveyExecutionGUI(), outSurveyPage(), saveActiveQuestionData(), saveUserInput(), and start().

        {
                $this->outSurveyPage();
        }

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ilSurveyExecutionGUI::previous ( )

Navigates to the previous pages.

Navigates to the previous pages

private

Definition at line 294 of file class.ilSurveyExecutionGUI.php.

References $_GET, $result, and saveUserInput().

        {
                $result = $this->saveUserInput("previous");
                $this->ctrl->setParameter($this, "activecommand", "previous");
                $this->ctrl->setParameter($this, "qid", $_GET["qid"]);
                if (strlen($result))
                {
                        $this->ctrl->setParameter($this, "direction", "0");
                }
                else
                {
                        $this->ctrl->setParameter($this, "direction", "-1");
                }
                $this->ctrl->redirect($this, "redirectQuestion");
        }

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ilSurveyExecutionGUI::redirectQuestion ( )

Called when a user answered a page to perform a redirect after POST.

This is called for security reasons to prevent users sending a form twice.

public

Definition at line 263 of file class.ilSurveyExecutionGUI.php.

References $_GET, and outSurveyPage().

        {
                switch ($_GET["activecommand"])
                {
                        case "next":
                                $this->outSurveyPage($_GET["qid"], $_GET["direction"]);
                                break;
                        case "previous":
                                $this->outSurveyPage($_GET["qid"], $_GET["direction"]);
                                break;
                        case "gotoPage":
                                $this->outSurveyPage($_GET["qid"], $_GET["direction"]);
                                break;
                        case "default":
                                $this->outSurveyPage($_GET["qid"]);
                                break;
                        default:
                                // don't save input, go to the first page
                                $this->outSurveyPage();
                                break;
                }
        }

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ilSurveyExecutionGUI::resume ( )

Resumes the survey.

Resumes the survey

private

Definition at line 221 of file class.ilSurveyExecutionGUI.php.

References start().

        {
                $this->start(true);
        }

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ilSurveyExecutionGUI::runShowFinishedPage ( )

Creates the finished page for a running survey.

Creates the finished page for a running survey

public

Definition at line 697 of file class.ilSurveyExecutionGUI.php.

References backToRepository().

Referenced by outSurveyPage().

        {               
                if (strlen($this->object->getOutro()) == 0)
                {
                        $this->backToRepository();
                }
                else
                {
                        $this->tpl->addBlockFile("ADM_CONTENT", "adm_content", "tpl.il_svy_svy_finished.html", "Modules/Survey");
                        $this->tpl->setVariable("TEXT_FINISHED", $this->object->prepareTextareaOutput($this->object->getOutro()));
                        $this->tpl->setVariable("BTN_EXIT", $this->lng->txt("exit"));
                        $this->tpl->setVariable("FORM_ACTION", $this->ctrl->getFormAction($this, "runShowFinishedPage"));
                }
        }

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ilSurveyExecutionGUI::saveActiveQuestionData ( & $data )

Survey navigation.

Survey navigation

private Saves the users input of the active page

Saves the users input of the active page

private

Definition at line 648 of file class.ilSurveyExecutionGUI.php.

References $_POST, $_SESSION, $ilUser, SurveyQuestion\_instanciateQuestion(), and preview().

Referenced by saveUserInput().

        {
                global $ilUser;
                
                include_once "./Modules/SurveyQuestionPool/classes/class.SurveyQuestion.php";
                $question =& SurveyQuestion::_instanciateQuestion($data["question_id"]);
                $error = $question->checkUserInput($_POST, $this->object->getSurveyId());
                if (strlen($error) == 0)
                {
                        if(!$this->preview)
                        {                                                       
                                // delete old answers
                                $this->object->deleteWorkingData($data["question_id"], $_SESSION["finished_id"][$this->object->getId()]);
                
                                $question->saveUserInput($_POST, $_SESSION["finished_id"][$this->object->getId()]);
                        }
                        else
                        {
                                $_SESSION["preview_data"][$this->object->getId()][$data["question_id"]] = 
                                        $question->saveUserInput($_POST, $_SESSION["finished_id"][$this->object->getId()], true);
                        }
                        return 0;
                }
                else
                {
                        $_SESSION["svy_errors"][$question->getId()] = $error;
                        return 1;
                }
        }

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ilSurveyExecutionGUI::saveUserInput ( $navigationDirection = "next" )

Save the user's input.

private

Definition at line 548 of file class.ilSurveyExecutionGUI.php.

References $_GET, $_POST, $_SESSION, preview(), saveActiveQuestionData(), and ilUtil\sendFailure().

Referenced by next(), and previous().

        {               
                if(!$this->preview)
                {
                        $this->object->setEndTime($_SESSION["finished_id"][$this->object->getId()]);
                }
                
                // check users input when it is a metric question
                unset($_SESSION["svy_errors"]);
                $_SESSION["postdata"] = $_POST;
                $page_error = 0;
                $page = $this->object->getNextPage($_GET["qid"], 0);
                foreach ($page as $data)
                {
                        $page_error += $this->saveActiveQuestionData($data);
                }
                if ($page_error && (strcmp($navigationDirection, "previous") != 0))
                {
                        if ($page_error == 1)
                        {
                                ilUtil::sendFailure($this->lng->txt("svy_page_error"), TRUE);
                        }
                        else
                        {
                                ilUtil::sendFailure($this->lng->txt("svy_page_errors"), TRUE);
                        }
                }
                else
                {
                        $page_error = "";
                        unset($_SESSION["svy_errors"]);
                }
                return $page_error;
        }

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ilSurveyExecutionGUI::start ( $resume = false )

Starts the survey.

Starts the survey

private

Definition at line 233 of file class.ilSurveyExecutionGUI.php.

References $_SESSION, checkAuth(), and preview().

Referenced by resume().

        {               
                if($this->preview)
                {
                        unset($_SESSION["preview_data"]); 
                }
                unset($_SESSION["svy_errors"]);
                
                $this->checkAuth(!$resume);
                                
                $activepage = "";
                if ($resume)
                {
                        $activepage = $this->object->getLastActivePage($_SESSION["finished_id"][$this->object->getId()]);
                }
                
                if (strlen($activepage)) 
                {
                        $this->ctrl->setParameter($this, "qid", $activepage);
                }
                $this->ctrl->setParameter($this, "activecommand", "default");
                $this->ctrl->redirect($this, "redirectQuestion");
        }