ILIAS  Release_4_2_x_branch Revision 61807
 All Data Structures Namespaces Files Functions Variables Groups Pages
Public Member Functions | Data Fields
assMultipleChoiceGUI Class Reference
Modules/TestQuestionPool

Multiple choice question GUI representation. More...

+ Inheritance diagram for assMultipleChoiceGUI:
+ Collaboration diagram for assMultipleChoiceGUI:

Public Member Functions

 __construct ($id=-1)
 assMultipleChoiceGUI constructor
 getCommand ($cmd)
 writePostData ($always=false)
 Evaluates a posted edit form and writes the form data in the question object.
 editQuestion ($checkonly=FALSE)
 Creates an output of the edit form for the question.
 uploadchoice ()
 Upload an image.
 removeimagechoice ()
 Remove an image.
 addchoice ()
 Add a new answer.
 removechoice ()
 Remove an answer.
 outQuestionForTest ($formaction, $active_id, $pass=NULL, $is_postponed=FALSE, $use_post_solutions=FALSE, $show_feedback=FALSE)
 getSolutionOutput ($active_id, $pass=NULL, $graphicalOutput=FALSE, $result_output=FALSE, $show_question_only=TRUE, $show_feedback=FALSE, $show_correct_solution=FALSE, $show_manual_scoring=FALSE)
 Get the question solution output.
 getPreview ($show_question_only=FALSE)
 getTestOutput ($active_id, $pass=NULL, $is_postponed=FALSE, $use_post_solutions=FALSE, $show_feedback=FALSE)
 saveFeedback ()
 Saves the feedback for a single choice question.
 feedback ($checkonly=false)
 Creates the output of the feedback page for a single choice question.
 setQuestionTabs ()
 Sets the ILIAS tabs for this question type.
 getChoiceKeys ()
- Public Member Functions inherited from assQuestionGUI
 __construct ()
 assQuestionGUI constructor
& executeCommand ()
 execute command
 getType ()
 needed for page editor compliance
 writePostData ()
 Evaluates a posted edit form and writes the form data in the question object.
 assessment ()
 output assessment
& _getQuestionGUI ($question_type, $question_id=-1)
 Creates a question gui representation and returns the alias to the question gui note: please do not use $this inside this method to allow static calls.
 _getGUIClassNameForId ($a_q_id)
 _getClassNameForQType ($q_type)
& createQuestionGUI ($question_type, $question_id=-1)
 Creates a question gui representation.
 getQuestionTemplate ()
 get question template
 getILIASPage ($html="")
 Returns the ILIAS Page around a question.
 outQuestionPage ($a_temp_var, $a_postponed=false, $active_id="", $html="")
 output question page
 cancel ()
 cancel action
 originalSyncForm ($return_to="")
 sync ()
 cancelSync ()
 saveEdit ()
 save question
 save ()
 save question
 saveReturn ()
 save question
 apply ()
 apply changes
 getContextPath ($cont_obj, $a_endnode_id, $a_startnode_id=1)
 get context path in content object tree
 setSequenceNumber ($nr)
 getSequenceNumber ()
 setQuestionCount ($a_question_count)
 getQuestionCount ()
 getErrorMessage ()
 setErrorMessage ($errormessage)
 addErrorMessage ($errormessage)
 outAdditionalOutput ()
 getQuestionType ()
 Returns the question type string.
 getAsValueAttribute ($a_value)
 Returns a HTML value attribute.
 addNewIdListener (&$a_object, $a_method, $a_parameters="")
 Add a listener that is notified with the new question ID, when a new question is saved.
 callNewIdListeners ($a_new_id)
 Call the new id listeners.
 setSelfAssessmentEditingMode ($a_selfassessmenteditingmode)
 Set Self-Assessment Editing Mode.
 getSelfAssessmentEditingMode ()
 Get Self-Assessment Editing Mode.
 setPreventRteUsage ($a_val)
 Set prevent rte usage.
 getPreventRteUsage ()
 Get prevent rte usage.
 setDefaultNrOfTries ($a_defaultnroftries)
 Set Default Nr of Tries.
 getDefaultNrOfTries ()
 Get Default Nr of Tries.
 addQuestionFormCommandButtons ($form)
 Add the command buttons of a question properties form.
 addBasicQuestionFormProperties ($form)
 Add basic question form properties: assessment: title, author, description, question, working time.
 getSelfAssessmentTags ()
 Get tags allowed in question tags in self assessment mode.
 getAnswerFeedbackOutput ($active_id, $pass)
 Returns the answer specific feedback depending on the results of the question.
 outQuestionType ()
 suggestedsolution ()
 Allows to add suggested solutions for questions.
 outSolutionExplorer ()
 saveSuggestedSolution ()
 cancelExplorer ()
 outPageSelector ()
 outChapterSelector ()
 outGlossarySelector ()
 linkChilds ()
 addPG ()
 addST ()
 addGIT ()
 isSaveCommand ()

Data Fields

 $choiceKeys
- Data Fields inherited from assQuestionGUI
 $object
 $tpl
 $lng
 $error
 $errormessage
 $sequence_no
 sequence number in test
 $question_count
 question count in test
 $prevent_rte_usage = false
 do not use rte for editing

Detailed Description

Multiple choice question GUI representation.

The assMultipleChoiceGUI class encapsulates the GUI representation for multiple choice questions.

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.assMultipleChoiceGUI.php 31045 2011-10-08 19:53:00Z akill

Definition at line 37 of file class.assMultipleChoiceGUI.php.

Constructor & Destructor Documentation

assMultipleChoiceGUI::__construct (   $id = -1)

assMultipleChoiceGUI constructor

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

Parameters
integer$idThe database id of a multiple choice question object public

Definition at line 49 of file class.assMultipleChoiceGUI.php.

References assQuestionGUI\__construct().

{
parent::__construct();
include_once "./Modules/TestQuestionPool/classes/class.assMultipleChoice.php";
$this->object = new assMultipleChoice();
if ($id >= 0)
{
$this->object->loadFromDb($id);
}
}

+ Here is the call graph for this function:

Member Function Documentation

assMultipleChoiceGUI::addchoice ( )

Add a new answer.

Definition at line 274 of file class.assMultipleChoiceGUI.php.

References $_POST, editQuestion(), and assQuestionGUI\writePostData().

{
$this->writePostData(true);
$position = key($_POST['cmd']['addchoice']);
$this->object->addAnswer("", 0, 0, $position+1);
$this->editQuestion();
}

+ Here is the call graph for this function:

assMultipleChoiceGUI::editQuestion (   $checkonly = FALSE)

Creates an output of the edit form for the question.

public

Definition at line 152 of file class.assMultipleChoiceGUI.php.

References $_POST, $errors, assQuestionGUI\addBasicQuestionFormProperties(), assQuestionGUI\addQuestionFormCommandButtons(), assQuestionGUI\getQuestionTemplate(), assQuestionGUI\getSelfAssessmentEditingMode(), assQuestionGUI\isSaveCommand(), assQuestionGUI\outQuestionType(), ilNumberInputGUI\setMinValue(), ilFormPropertyGUI\setRequired(), and ilCheckboxInputGUI\setValue().

Referenced by addchoice(), removechoice(), removeimagechoice(), uploadchoice(), and writePostData().

{
$save = $this->isSaveCommand();
$this->getQuestionTemplate();
include_once("./Services/Form/classes/class.ilPropertyFormGUI.php");
$form = new ilPropertyFormGUI();
$form->setFormAction($this->ctrl->getFormAction($this));
$form->setTitle($this->outQuestionType());
$isSingleline = ($this->object->lastChange == 0 && !array_key_exists('types', $_POST)) ? (($this->object->getMultilineAnswerSetting()) ? false : true) : $this->object->isSingleline;
if ($checkonly) $isSingleline = ($_POST['types'] == 0) ? true : false;
if ($isSingleline)
{
$form->setMultipart(TRUE);
}
else
{
$form->setMultipart(FALSE);
}
$form->setTableWidth("100%");
$form->setId("assmultiplechoice");
// title, author, description, question, working time (assessment mode)
$this->addBasicQuestionFormProperties($form);
// shuffle
$shuffle = new ilCheckboxInputGUI($this->lng->txt("shuffle_answers"), "shuffle");
$shuffle->setValue(1);
$shuffle->setChecked($this->object->getShuffle());
$shuffle->setRequired(FALSE);
$form->addItem($shuffle);
if ($this->object->getId())
{
$hidden = new ilHiddenInputGUI("", "ID");
$hidden->setValue($this->object->getId());
$form->addItem($hidden);
}
if(!$this->getSelfAssessmentEditingMode())
{
// Answer types
$types = new ilSelectInputGUI($this->lng->txt("answer_types"), "types");
$types->setRequired(false);
$types->setValue(($isSingleline) ? 0 : 1);
$types->setOptions(array(
0 => $this->lng->txt('answers_singleline'),
1 => $this->lng->txt('answers_multiline'),
));
$form->addItem($types);
}
if ($isSingleline)
{
// thumb size
$thumb_size = new ilNumberInputGUI($this->lng->txt("thumb_size"), "thumb_size");
$thumb_size->setMinValue(20);
$thumb_size->setDecimals(0);
$thumb_size->setSize(6);
$thumb_size->setInfo($this->lng->txt('thumb_size_info'));
$thumb_size->setValue($this->object->getThumbSize());
$thumb_size->setRequired(false);
$form->addItem($thumb_size);
}
// Choices
include_once "./Modules/TestQuestionPool/classes/class.ilMultipleChoiceWizardInputGUI.php";
$choices = new ilMultipleChoiceWizardInputGUI($this->lng->txt("answers"), "choice");
$choices->setRequired(true);
$choices->setQuestionObject($this->object);
$choices->setSingleline($isSingleline);
$choices->setAllowMove(false);
if ($this->getSelfAssessmentEditingMode())
{
$choices->setSize(40);
$choices->setMaxLength(800);
}
if ($this->object->getAnswerCount() == 0) $this->object->addAnswer("", 0, 0, 0);
$choices->setValues($this->object->getAnswers());
$form->addItem($choices);
$this->addQuestionFormCommandButtons($form);
$errors = false;
if ($save)
{
$form->setValuesByPost();
$errors = !$form->checkInput();
$form->setValuesByPost(); // again, because checkInput now performs the whole stripSlashes handling and we need this if we don't want to have duplication of backslashes
if ($errors) $checkonly = false;
}
if (!$checkonly) $this->tpl->setVariable("QUESTION_DATA", $form->getHTML());
return $errors;
}

+ Here is the call graph for this function:

+ Here is the caller graph for this function:

assMultipleChoiceGUI::feedback (   $checkonly = false)

Creates the output of the feedback page for a single choice question.

public

Reimplemented from assQuestionGUI.

Definition at line 682 of file class.assMultipleChoiceGUI.php.

References $_GET, $errors, ilObjAdvancedEditing\_getUsedHTMLTags(), assQuestionGUI\getPreventRteUsage(), assQuestionGUI\getSelfAssessmentEditingMode(), and ilTextAreaInputGUI\setValue().

Referenced by saveFeedback().

{
$save = (strcmp($this->ctrl->getCmd(), "saveFeedback") == 0) ? TRUE : FALSE;
include_once("./Services/Form/classes/class.ilPropertyFormGUI.php");
$form = new ilPropertyFormGUI();
$form->setFormAction($this->ctrl->getFormAction($this));
$form->setTitle($this->lng->txt('feedback_answers'));
$form->setTableWidth("100%");
$form->setId("feedback");
$complete = new ilTextAreaInputGUI($this->lng->txt("feedback_complete_solution"), "feedback_complete");
$complete->setValue($this->object->prepareTextareaOutput($this->object->getFeedbackGeneric(1)));
$complete->setRequired(false);
$complete->setRows(10);
$complete->setCols(80);
if (!$this->getPreventRteUsage())
{
$complete->setUseRte(true);
}
include_once "./Services/AdvancedEditing/classes/class.ilObjAdvancedEditing.php";
$complete->setRteTags(ilObjAdvancedEditing::_getUsedHTMLTags("assessment"));
$complete->addPlugin("latex");
$complete->addButton("latex");
$complete->addButton("pastelatex");
$complete->setRTESupport($this->object->getId(), "qpl", "assessment");
$form->addItem($complete);
$incomplete = new ilTextAreaInputGUI($this->lng->txt("feedback_incomplete_solution"), "feedback_incomplete");
$incomplete->setValue($this->object->prepareTextareaOutput($this->object->getFeedbackGeneric(0)));
$incomplete->setRequired(false);
$incomplete->setRows(10);
$incomplete->setCols(80);
if (!$this->getPreventRteUsage())
{
$incomplete->setUseRte(true);
}
include_once "./Services/AdvancedEditing/classes/class.ilObjAdvancedEditing.php";
$incomplete->setRteTags(ilObjAdvancedEditing::_getUsedHTMLTags("assessment"));
$incomplete->addPlugin("latex");
$incomplete->addButton("latex");
$incomplete->addButton("pastelatex");
$incomplete->setRTESupport($this->object->getId(), "qpl", "assessment");
$form->addItem($incomplete);
if (!$this->getSelfAssessmentEditingMode())
{
foreach ($this->object->answers as $index => $answer)
{
$answerobj = new ilTextAreaInputGUI($this->object->prepareTextareaOutput($answer->getAnswertext(), true), "feedback_answer_$index");
$answerobj->setValue($this->object->prepareTextareaOutput($this->object->getFeedbackSingleAnswer($index)));
$answerobj->setRequired(false);
$answerobj->setRows(10);
$answerobj->setCols(80);
$answerobj->setUseRte(true);
include_once "./Services/AdvancedEditing/classes/class.ilObjAdvancedEditing.php";
$answerobj->setRteTags(ilObjAdvancedEditing::_getUsedHTMLTags("assessment"));
$answerobj->addPlugin("latex");
$answerobj->addButton("latex");
$answerobj->addButton("pastelatex");
$answerobj->setRTESupport($this->object->getId(), "qpl", "assessment");
$form->addItem($answerobj);
}
}
global $ilAccess;
if ($ilAccess->checkAccess("write", "", $_GET['ref_id']) || $this->getSelfAssessmentEditingMode())
{
$form->addCommandButton("saveFeedback", $this->lng->txt("save"));
}
if ($save)
{
$form->setValuesByPost();
$errors = !$form->checkInput();
$form->setValuesByPost(); // again, because checkInput now performs the whole stripSlashes handling and we need this if we don't want to have duplication of backslashes
}
if (!$checkonly) $this->tpl->setVariable("ADM_CONTENT", $form->getHTML());
return $errors;
}

+ Here is the call graph for this function:

+ Here is the caller graph for this function:

assMultipleChoiceGUI::getChoiceKeys ( )

Definition at line 866 of file class.assMultipleChoiceGUI.php.

References $_GET, $_SESSION, and $choiceKeys.

Referenced by getPreview(), getSolutionOutput(), and getTestOutput().

{
if (strcmp($_GET["activecommand"], "directfeedback") == 0)
{
if (is_array($_SESSION["choicekeys"])) $this->choiceKeys = $_SESSION["choicekeys"];
}
if (!is_array($this->choiceKeys))
{
$this->choiceKeys = array_keys($this->object->answers);
if ($this->object->getShuffle())
{
$this->choiceKeys = $this->object->pcArrayShuffle($this->choiceKeys);
}
}
$_SESSION["choicekeys"] = $this->choiceKeys;
return $this->choiceKeys;
}

+ Here is the caller graph for this function:

assMultipleChoiceGUI::getCommand (   $cmd)

Reimplemented from assQuestionGUI.

Definition at line 60 of file class.assMultipleChoiceGUI.php.

References $cmd.

{
return $cmd;
}
assMultipleChoiceGUI::getPreview (   $show_question_only = FALSE)

Definition at line 493 of file class.assMultipleChoiceGUI.php.

References getChoiceKeys(), assQuestionGUI\getILIASPage(), ilUtil\getImagePath(), and ilUtil\prepareFormOutput().

{
// shuffle output
$keys = $this->getChoiceKeys();
// generate the question output
include_once "./classes/class.ilTemplate.php";
$template = new ilTemplate("tpl.il_as_qpl_mc_mr_output.html", TRUE, TRUE, "Modules/TestQuestionPool");
foreach ($keys as $answer_id)
{
$answer = $this->object->answers[$answer_id];
if (strlen($answer->getImage()))
{
if ($this->object->getThumbSize())
{
$template->setCurrentBlock("preview");
$template->setVariable("URL_PREVIEW", $this->object->getImagePathWeb() . $answer->getImage());
$template->setVariable("TEXT_PREVIEW", $this->lng->txt('preview'));
$template->setVariable("IMG_PREVIEW", ilUtil::getImagePath('enlarge.gif'));
$template->setVariable("ANSWER_IMAGE_URL", $this->object->getImagePathWeb() . $this->object->getThumbPrefix() . $answer->getImage());
list($width, $height, $type, $attr) = getimagesize($this->object->getImagePath() . $answer->getImage());
$alt = $answer->getImage();
if (strlen($answer->getAnswertext()))
{
$alt = $answer->getAnswertext();
}
$alt = preg_replace("/<[^>]*?>/", "", $alt);
$template->setVariable("ANSWER_IMAGE_ALT", ilUtil::prepareFormOutput($alt));
$template->setVariable("ANSWER_IMAGE_TITLE", ilUtil::prepareFormOutput($alt));
$template->parseCurrentBlock();
}
else
{
$template->setCurrentBlock("answer_image");
$template->setVariable("ANSWER_IMAGE_URL", $this->object->getImagePathWeb() . $answer->getImage());
list($width, $height, $type, $attr) = getimagesize($this->object->getImagePath() . $answer->getImage());
$alt = $answer->getImage();
if (strlen($answer->getAnswertext()))
{
$alt = $answer->getAnswertext();
}
$alt = preg_replace("/<[^>]*?>/", "", $alt);
$template->setVariable("ATTR", $attr);
$template->setVariable("ANSWER_IMAGE_ALT", ilUtil::prepareFormOutput($alt));
$template->setVariable("ANSWER_IMAGE_TITLE", ilUtil::prepareFormOutput($alt));
$template->parseCurrentBlock();
}
}
$template->setCurrentBlock("answer_row");
$template->setVariable("ANSWER_ID", $answer_id);
$template->setVariable("ANSWER_TEXT", $this->object->prepareTextareaOutput($answer->getAnswertext(), TRUE));
$template->parseCurrentBlock();
}
$questiontext = $this->object->getQuestion();
$template->setVariable("QUESTIONTEXT", $this->object->prepareTextareaOutput($questiontext, TRUE));
$questionoutput = $template->get();
if (!$show_question_only)
{
// get page object output
$questionoutput = $this->getILIASPage($questionoutput);
}
return $questionoutput;
}

+ Here is the call graph for this function:

assMultipleChoiceGUI::getSolutionOutput (   $active_id,
  $pass = NULL,
  $graphicalOutput = FALSE,
  $result_output = FALSE,
  $show_question_only = TRUE,
  $show_feedback = FALSE,
  $show_correct_solution = FALSE,
  $show_manual_scoring = FALSE 
)

Get the question solution output.

Parameters
integer$active_idThe active user id
integer$passThe test pass
boolean$graphicalOutputShow visual feedback for right/wrong answers
boolean$result_outputShow the reached points for parts of the question
boolean$show_question_onlyShow the question without the ILIAS content around
boolean$show_feedbackShow the question feedback
boolean$show_correct_solutionShow the correct solution instead of the user solution
boolean$show_manual_scoringShow specific information for the manual scoring output
Returns
The solution output of the question as HTML code

Definition at line 313 of file class.assMultipleChoiceGUI.php.

References $ok, $pass, assQuestionGUI\getAnswerFeedbackOutput(), getChoiceKeys(), ilUtil\getHtmlPath(), assQuestionGUI\getILIASPage(), ilUtil\getImagePath(), and ilUtil\prepareFormOutput().

{
// shuffle output
$keys = $this->getChoiceKeys();
// get the solution of the user for the active pass or from the last pass if allowed
$user_solution = array();
if (($active_id > 0) && (!$show_correct_solution))
{
$solutions =& $this->object->getSolutionValues($active_id, $pass);
foreach ($solutions as $idx => $solution_value)
{
array_push($user_solution, $solution_value["value1"]);
}
}
else
{
// take the correct solution instead of the user solution
foreach ($this->object->answers as $index => $answer)
{
$points_checked = $answer->getPointsChecked();
$points_unchecked = $answer->getPointsUnchecked();
if ($points_checked > $points_unchecked)
{
if ($points_checked > 0)
{
array_push($user_solution, $index);
}
}
}
}
// generate the question output
include_once "./classes/class.ilTemplate.php";
$template = new ilTemplate("tpl.il_as_qpl_mc_mr_output_solution.html", TRUE, TRUE, "Modules/TestQuestionPool");
$solutiontemplate = new ilTemplate("tpl.il_as_tst_solution_output.html",TRUE, TRUE, "Modules/TestQuestionPool");
foreach ($keys as $answer_id)
{
$answer = $this->object->answers[$answer_id];
if (($active_id > 0) && (!$show_correct_solution))
{
if ($graphicalOutput)
{
// output of ok/not ok icons for user entered solutions
$ok = FALSE;
$checked = FALSE;
foreach ($user_solution as $mc_solution)
{
if (strcmp($mc_solution, $answer_id) == 0)
{
$checked = TRUE;
}
}
if ($checked)
{
if ($answer->getPointsChecked() > $answer->getPointsUnchecked())
{
$ok = TRUE;
}
else
{
$ok = FALSE;
}
}
else
{
if ($answer->getPointsChecked() > $answer->getPointsUnchecked())
{
$ok = FALSE;
}
else
{
$ok = TRUE;
}
}
if ($ok)
{
$template->setCurrentBlock("icon_ok");
$template->setVariable("ICON_OK", ilUtil::getImagePath("icon_ok.gif"));
$template->setVariable("TEXT_OK", $this->lng->txt("answer_is_right"));
$template->parseCurrentBlock();
}
else
{
$template->setCurrentBlock("icon_ok");
$template->setVariable("ICON_NOT_OK", ilUtil::getImagePath("icon_not_ok.gif"));
$template->setVariable("TEXT_NOT_OK", $this->lng->txt("answer_is_wrong"));
$template->parseCurrentBlock();
}
}
}
if (strlen($answer->getImage()))
{
$template->setCurrentBlock("answer_image");
if ($this->object->getThumbSize())
{
$template->setVariable("ANSWER_IMAGE_URL", $this->object->getImagePathWeb() . $this->object->getThumbPrefix() . $answer->getImage());
}
else
{
$template->setVariable("ANSWER_IMAGE_URL", $this->object->getImagePathWeb() . $answer->getImage());
}
$alt = $answer->getImage();
if (strlen($answer->getAnswertext()))
{
$alt = $answer->getAnswertext();
}
$alt = preg_replace("/<[^>]*?>/", "", $alt);
$template->setVariable("ANSWER_IMAGE_ALT", ilUtil::prepareFormOutput($alt));
$template->setVariable("ANSWER_IMAGE_TITLE", ilUtil::prepareFormOutput($alt));
$template->parseCurrentBlock();
}
if ($show_feedback)
{
foreach ($user_solution as $mc_solution)
{
if (strcmp($mc_solution, $answer_id) == 0)
{
$fb = $this->object->getFeedbackSingleAnswer($answer_id);
if (strlen($fb))
{
$template->setCurrentBlock("feedback");
$template->setVariable("FEEDBACK", $fb);
$template->parseCurrentBlock();
}
}
}
}
$template->setCurrentBlock("answer_row");
$template->setVariable("ANSWER_TEXT", $this->object->prepareTextareaOutput($answer->getAnswertext(), TRUE));
$checked = FALSE;
if ($result_output)
{
$pointschecked = $this->object->answers[$answer_id]->getPointsChecked();
$pointsunchecked = $this->object->answers[$answer_id]->getPointsUnchecked();
$resulttextchecked = ($pointschecked == 1) || ($pointschecked == -1) ? "%s " . $this->lng->txt("point") : "%s " . $this->lng->txt("points");
$resulttextunchecked = ($pointsunchecked == 1) || ($pointsunchecked == -1) ? "%s " . $this->lng->txt("point") : "%s " . $this->lng->txt("points");
$template->setVariable("RESULT_OUTPUT", sprintf("(" . $this->lng->txt("checkbox_checked") . " = $resulttextchecked, " . $this->lng->txt("checkbox_unchecked") . " = $resulttextunchecked)", $pointschecked, $pointsunchecked));
}
foreach ($user_solution as $mc_solution)
{
if (strcmp($mc_solution, $answer_id) == 0)
{
$template->setVariable("SOLUTION_IMAGE", ilUtil::getHtmlPath(ilUtil::getImagePath("checkbox_checked.gif")));
$template->setVariable("SOLUTION_ALT", $this->lng->txt("checked"));
$checked = TRUE;
}
}
if (!$checked)
{
$template->setVariable("SOLUTION_IMAGE", ilUtil::getHtmlPath(ilUtil::getImagePath("checkbox_unchecked.gif")));
$template->setVariable("SOLUTION_ALT", $this->lng->txt("unchecked"));
}
$template->parseCurrentBlock();
}
$questiontext = $this->object->getQuestion();
$template->setVariable("QUESTIONTEXT", $this->object->prepareTextareaOutput($questiontext, TRUE));
$questionoutput = $template->get();
$feedback = ($show_feedback) ? $this->getAnswerFeedbackOutput($active_id, $pass) : "";
if (strlen($feedback)) $solutiontemplate->setVariable("FEEDBACK", $feedback);
$solutiontemplate->setVariable("SOLUTION_OUTPUT", $questionoutput);
$solutionoutput = $solutiontemplate->get();
if (!$show_question_only)
{
// get page object output
$solutionoutput = $this->getILIASPage($solutionoutput);
}
return $solutionoutput;
}

+ Here is the call graph for this function:

assMultipleChoiceGUI::getTestOutput (   $active_id,
  $pass = NULL,
  $is_postponed = FALSE,
  $use_post_solutions = FALSE,
  $show_feedback = FALSE 
)

Definition at line 557 of file class.assMultipleChoiceGUI.php.

References $pass, ilObjTest\_getPass(), ilObjTest\_getUsePreviousAnswers(), getChoiceKeys(), ilUtil\getImagePath(), assQuestionGUI\outQuestionPage(), and ilUtil\prepareFormOutput().

Referenced by outQuestionForTest().

{
// shuffle output
$keys = $this->getChoiceKeys();
// get the solution of the user for the active pass or from the last pass if allowed
$user_solution = array();
if ($active_id)
{
$solutions = NULL;
include_once "./Modules/Test/classes/class.ilObjTest.php";
if (!ilObjTest::_getUsePreviousAnswers($active_id, true))
{
if (is_null($pass)) $pass = ilObjTest::_getPass($active_id);
}
$solutions =& $this->object->getSolutionValues($active_id, $pass);
foreach ($solutions as $idx => $solution_value)
{
array_push($user_solution, $solution_value["value1"]);
}
}
// generate the question output
include_once "./classes/class.ilTemplate.php";
$template = new ilTemplate("tpl.il_as_qpl_mc_mr_output.html", TRUE, TRUE, "Modules/TestQuestionPool");
foreach ($keys as $answer_id)
{
$answer = $this->object->answers[$answer_id];
if (strlen($answer->getImage()))
{
if ($this->object->getThumbSize())
{
$template->setCurrentBlock("preview");
$template->setVariable("URL_PREVIEW", $this->object->getImagePathWeb() . $answer->getImage());
$template->setVariable("TEXT_PREVIEW", $this->lng->txt('preview'));
$template->setVariable("IMG_PREVIEW", ilUtil::getImagePath('enlarge.gif'));
$template->setVariable("ANSWER_IMAGE_URL", $this->object->getImagePathWeb() . $this->object->getThumbPrefix() . $answer->getImage());
list($width, $height, $type, $attr) = getimagesize($this->object->getImagePath() . $answer->getImage());
$alt = $answer->getImage();
if (strlen($answer->getAnswertext()))
{
$alt = $answer->getAnswertext();
}
$alt = preg_replace("/<[^>]*?>/", "", $alt);
$template->setVariable("ANSWER_IMAGE_ALT", ilUtil::prepareFormOutput($alt));
$template->setVariable("ANSWER_IMAGE_TITLE", ilUtil::prepareFormOutput($alt));
$template->parseCurrentBlock();
}
else
{
$template->setCurrentBlock("answer_image");
$template->setVariable("ANSWER_IMAGE_URL", $this->object->getImagePathWeb() . $answer->getImage());
list($width, $height, $type, $attr) = getimagesize($this->object->getImagePath() . $answer->getImage());
$alt = $answer->getImage();
if (strlen($answer->getAnswertext()))
{
$alt = $answer->getAnswertext();
}
$alt = preg_replace("/<[^>]*?>/", "", $alt);
$template->setVariable("ATTR", $attr);
$template->setVariable("ANSWER_IMAGE_ALT", ilUtil::prepareFormOutput($alt));
$template->setVariable("ANSWER_IMAGE_TITLE", ilUtil::prepareFormOutput($alt));
$template->parseCurrentBlock();
}
}
foreach ($user_solution as $mc_solution)
{
if (strcmp($mc_solution, $answer_id) == 0)
{
if ($show_feedback)
{
$feedback = $this->object->getFeedbackSingleAnswer($answer_id);
if (strlen($feedback))
{
$template->setCurrentBlock("feedback");
$template->setVariable("FEEDBACK", $feedback);
$template->parseCurrentBlock();
}
}
}
}
$template->setCurrentBlock("answer_row");
$template->setVariable("ANSWER_ID", $answer_id);
$template->setVariable("ANSWER_TEXT", $this->object->prepareTextareaOutput($answer->getAnswertext(), TRUE));
foreach ($user_solution as $mc_solution)
{
if (strcmp($mc_solution, $answer_id) == 0)
{
$template->setVariable("CHECKED_ANSWER", " checked=\"checked\"");
}
}
$template->parseCurrentBlock();
}
$questiontext = $this->object->getQuestion();
$template->setVariable("QUESTIONTEXT", $this->object->prepareTextareaOutput($questiontext, TRUE));
$questionoutput = $template->get();
$pageoutput = $this->outQuestionPage("", $is_postponed, $active_id, $questionoutput);
return $pageoutput;
}

+ Here is the call graph for this function:

+ Here is the caller graph for this function:

assMultipleChoiceGUI::outQuestionForTest (   $formaction,
  $active_id,
  $pass = NULL,
  $is_postponed = FALSE,
  $use_post_solutions = FALSE,
  $show_feedback = FALSE 
)

Definition at line 293 of file class.assMultipleChoiceGUI.php.

References $pass, and getTestOutput().

{
$test_output = $this->getTestOutput($active_id, $pass, $is_postponed, $use_post_solutions, $show_feedback);
$this->tpl->setVariable("QUESTION_OUTPUT", $test_output);
$this->tpl->setVariable("FORMACTION", $formaction);
}

+ Here is the call graph for this function:

assMultipleChoiceGUI::removechoice ( )

Remove an answer.

Definition at line 285 of file class.assMultipleChoiceGUI.php.

References $_POST, editQuestion(), and assQuestionGUI\writePostData().

{
$this->writePostData(true);
$position = key($_POST['cmd']['removechoice']);
$this->object->deleteAnswer($position);
$this->editQuestion();
}

+ Here is the call graph for this function:

assMultipleChoiceGUI::removeimagechoice ( )

Remove an image.

Definition at line 262 of file class.assMultipleChoiceGUI.php.

References $_POST, $filename, editQuestion(), and assQuestionGUI\writePostData().

{
$this->writePostData(true);
$position = key($_POST['cmd']['removeimagechoice']);
$filename = $_POST['choice']['imagename'][$position];
$this->object->removeAnswerImage($position);
$this->editQuestion();
}

+ Here is the call graph for this function:

assMultipleChoiceGUI::saveFeedback ( )

Saves the feedback for a single choice question.

public

Reimplemented from assQuestionGUI.

Definition at line 663 of file class.assMultipleChoiceGUI.php.

References $_POST, $errors, and feedback().

{
include_once "./Services/AdvancedEditing/classes/class.ilObjAdvancedEditing.php";
$errors = $this->feedback(true);
$this->object->saveFeedbackGeneric(0, $_POST["feedback_incomplete"]);
$this->object->saveFeedbackGeneric(1, $_POST["feedback_complete"]);
foreach ($this->object->answers as $index => $answer)
{
$this->object->saveFeedbackSingleAnswer($index, $_POST["feedback_answer_$index"]);
}
$this->object->cleanupMediaObjectUsage();
parent::saveFeedback();
}

+ Here is the call graph for this function:

assMultipleChoiceGUI::setQuestionTabs ( )

Sets the ILIAS tabs for this question type.

public

Definition at line 766 of file class.assMultipleChoiceGUI.php.

References $_GET, $ref_id, and ilTestExpressPage\getReturnToPageLink().

{
global $rbacsystem, $ilTabs;
$this->ctrl->setParameterByClass("ilpageobjectgui", "q_id", $_GET["q_id"]);
include_once "./Modules/TestQuestionPool/classes/class.assQuestion.php";
$q_type = $this->object->getQuestionType();
if (strlen($q_type))
{
$classname = $q_type . "GUI";
$this->ctrl->setParameterByClass(strtolower($classname), "sel_question_types", $q_type);
$this->ctrl->setParameterByClass(strtolower($classname), "q_id", $_GET["q_id"]);
}
if ($_GET["q_id"])
{
if ($rbacsystem->checkAccess('write', $_GET["ref_id"]))
{
// edit page
$ilTabs->addTarget("edit_content",
$this->ctrl->getLinkTargetByClass("ilPageObjectGUI", "edit"),
array("edit", "insert", "exec_pg"),
"", "", $force_active);
}
// edit page
$ilTabs->addTarget("preview",
$this->ctrl->getLinkTargetByClass("ilPageObjectGUI", "preview"),
array("preview"),
"ilPageObjectGUI", "", $force_active);
}
$force_active = false;
if ($rbacsystem->checkAccess('write', $_GET["ref_id"]))
{
$url = "";
if ($classname) $url = $this->ctrl->getLinkTargetByClass($classname, "editQuestion");
$force_active = false;
// edit question properties
$ilTabs->addTarget("edit_properties",
$url,
array("editQuestion", "save", "saveEdit", "addchoice", "removechoice", "removeimagechoice", "uploadchoice", "originalSyncForm"),
$classname, "", $force_active);
}
if ($_GET["q_id"])
{
$ilTabs->addTarget("feedback",
$this->ctrl->getLinkTargetByClass($classname, "feedback"),
array("feedback", "saveFeedback"),
$classname, "");
}
if ($_GET["q_id"])
{
$ilTabs->addTarget("solution_hint",
$this->ctrl->getLinkTargetByClass($classname, "suggestedsolution"),
array("suggestedsolution", "saveSuggestedSolution", "outSolutionExplorer", "cancel",
"addSuggestedSolution","cancelExplorer", "linkChilds", "removeSuggestedSolution"
),
$classname,
""
);
}
// Assessment of questions sub menu entry
if ($_GET["q_id"])
{
$ilTabs->addTarget("statistics",
$this->ctrl->getLinkTargetByClass($classname, "assessment"),
array("assessment"),
$classname, "");
}
if (($_GET["calling_test"] > 0) || ($_GET["test_ref_id"] > 0))
{
$ref_id = $_GET["calling_test"];
if (strlen($ref_id) == 0) $ref_id = $_GET["test_ref_id"];
global $___test_express_mode;
if (!$_GET['test_express_mode'] && !$___test_express_mode) {
$ilTabs->setBackTarget($this->lng->txt("backtocallingtest"), "ilias.php?baseClass=ilObjTestGUI&cmd=questions&ref_id=$ref_id");
}
else {
$link = ilTestExpressPage::getReturnToPageLink();
$ilTabs->setBackTarget($this->lng->txt("backtocallingtest"), $link);
}
}
else
{
$ilTabs->setBackTarget($this->lng->txt("qpl"), $this->ctrl->getLinkTargetByClass("ilobjquestionpoolgui", "questions"));
}
}

+ Here is the call graph for this function:

assMultipleChoiceGUI::uploadchoice ( )

Upload an image.

Definition at line 252 of file class.assMultipleChoiceGUI.php.

References $_POST, editQuestion(), and assQuestionGUI\writePostData().

{
$this->writePostData(true);
$position = key($_POST['cmd']['uploadchoice']);
$this->editQuestion();
}

+ Here is the call graph for this function:

assMultipleChoiceGUI::writePostData (   $always = false)

Evaluates a posted edit form and writes the form data in the question object.

Returns
integer A positive value, if one of the required fields wasn't set, else 0 private

Definition at line 71 of file class.assMultipleChoiceGUI.php.

References $_POST, $filename, editQuestion(), assQuestionGUI\getSelfAssessmentEditingMode(), and ilUtil\sendInfo().

{
$hasErrors = (!$always) ? $this->editQuestion(true) : false;
if (!$hasErrors)
{
$this->object->setTitle($_POST["title"]);
$this->object->setAuthor($_POST["author"]);
$this->object->setComment($_POST["comment"]);
include_once "./Services/AdvancedEditing/classes/class.ilObjAdvancedEditing.php";
$questiontext = $_POST["question"];
$this->object->setQuestion($questiontext);
$this->object->setShuffle($_POST["shuffle"]);
$this->object->setEstimatedWorkingTime(
$_POST["Estimated"]["hh"],
$_POST["Estimated"]["mm"],
$_POST["Estimated"]["ss"]
);
if ($this->getSelfAssessmentEditingMode())
{
$this->object->setNrOfTries($_POST['nr_of_tries']);
}
$this->object->setMultilineAnswerSetting($_POST["types"]);
if (is_array($_POST['choice']['imagename']) && $_POST["types"] == 1)
{
$this->object->isSingleline = true;
ilUtil::sendInfo($this->lng->txt('info_answer_type_change'), true);
}
else
{
$this->object->isSingleline = ($_POST["types"] == 0) ? true : false;
}
$this->object->setThumbSize((strlen($_POST["thumb_size"])) ? $_POST["thumb_size"] : "");
// Delete all existing answers and create new answers from the form data
$this->object->flushAnswers();
if ($this->object->isSingleline)
{
foreach ($_POST['choice']['answer'] as $index => $answertext)
{
$picturefile = $_POST['choice']['imagename'][$index];
$file_org_name = $_FILES['choice']['name']['image'][$index];
$file_temp_name = $_FILES['choice']['tmp_name']['image'][$index];
if (strlen($file_temp_name))
{
// check suffix
$suffix = strtolower(array_pop(explode(".", $file_org_name)));
if(in_array($suffix, array("jpg", "jpeg", "png", "gif")))
{
// upload image
$filename = $this->object->createNewImageFileName($file_org_name);
if ($this->object->setImageFile($filename, $file_temp_name) == 0)
{
$picturefile = $filename;
}
}
}
$this->object->addAnswer($answertext, $_POST['choice']['points'][$index], $_POST['choice']['points_unchecked'][$index], $index, $picturefile);
}
}
else
{
foreach ($_POST['choice']['answer'] as $index => $answer)
{
$answertext = $answer;
$this->object->addAnswer($answertext, $_POST['choice']['points'][$index], $_POST['choice']['points_unchecked'][$index], $index);
}
}
return 0;
}
else
{
return 1;
}
}

+ Here is the call graph for this function:

Field Documentation

assMultipleChoiceGUI::$choiceKeys

Definition at line 39 of file class.assMultipleChoiceGUI.php.

Referenced by getChoiceKeys().

The documentation for this class was generated from the following file: