ILIAS  Release_4_1_x_branch Revision 61804
 All Data Structures Namespaces Files Functions Variables Groups Pages
Public Member Functions | Data Fields
assImagemapQuestion Class Reference
Modules/TestQuestionPool

Class for image map questions. More...

+ Inheritance diagram for assImagemapQuestion:
+ Collaboration diagram for assImagemapQuestion:

Public Member Functions

 __construct ($title="", $comment="", $author="", $owner=-1, $question="", $image_filename="")
 assImagemapQuestion constructor
 isComplete ()
 Returns true, if a imagemap question is complete for use.
 saveToDb ($original_id="")
 Saves a assImagemapQuestion object to a database.
 duplicate ($for_test=true, $title="", $author="", $owner="")
 Duplicates an assImagemapQuestion.
 copyObject ($target_questionpool, $title="")
 Copies an assImagemapQuestion object.
 duplicateImage ($question_id)
 copyImage ($question_id, $source_questionpool)
 loadFromDb ($question_id)
 Loads a assImagemapQuestion object from a database.
 uploadImagemap ($imagemap_filename="")
 Uploads an image map and takes over the areas.
 getImageFilename ()
 setImageFilename ($image_filename, $image_tempfilename="")
 Sets the image file name.
 get_imagemap_contents ($href="#")
 Gets the imagemap file contents.
 addAnswer ($answertext="", $points=0.0, $order=0, $coords="", $area="")
 Adds a possible answer for a imagemap question.
 getAnswerCount ()
 Returns the number of answers.
 getAnswer ($index=0)
 Returns an answer.
& getAnswers ()
 Returns the answer array.
 deleteArea ($index=0)
 Deletes an answer.
 flushAnswers ()
 Deletes all answers.
 getMaximumPoints ()
 Returns the maximum points, a learner can reach answering the question.
 calculateReachedPoints ($active_id, $pass=NULL)
 Returns the points, a learner has reached answering the question.
 saveWorkingData ($active_id, $pass=NULL)
 Saves the learners input of the question to the database.
 syncWithOriginal ()
 getQuestionType ()
 Returns the question type of the question.
 getAdditionalTableName ()
 Returns the name of the additional question data table in the database.
 getAnswerTableName ()
 Returns the name of the answer table in the database.
 saveFeedbackSingleAnswer ($answer_index, $feedback)
 Saves feedback for a single selected answer to the database.
 syncFeedbackSingleAnswers ()
 Synchronizes the single answer feedback with an original question.
 getFeedbackSingleAnswer ($answer_index)
 Returns the feedback for a single selected answer.
 duplicateFeedbackAnswer ($original_id)
 Duplicates the answer specific feedback.
 getRTETextWithMediaObjects ()
 Collects all text in the question which could contain media objects which were created with the Rich Text Editor.
 setExportDetailsXLS (&$worksheet, $startrow, $active_id, $pass, &$format_title, &$format_bold)
 Creates an Excel worksheet for the detailed cumulated results of this question.
 deleteImage ()
 Deletes the image file.
 toJSON ()
 Returns a JSON representation of the question.
- Public Member Functions inherited from assQuestion
 __construct ($title="", $comment="", $author="", $owner=-1, $question="")
 assQuestion constructor
 fromXML (&$item, &$questionpool_id, &$tst_id, &$tst_object, &$question_counter, &$import_mapping)
 Receives parameters from a QTI parser and creates a valid ILIAS question object.
 toXML ($a_include_header=true, $a_include_binary=true, $a_shuffle=false, $test_output=false, $force_image_references=false)
 Returns a QTI xml representation of the question.
 questionTitleExists ($questionpool_id, $title)
 Returns TRUE if the question title exists in the database.
 setTitle ($title="")
 Sets the title string of the assQuestion object.
 setId ($id=-1)
 Sets the id of the assQuestion object.
 setTestId ($id=-1)
 Sets the test id of the assQuestion object.
 setComment ($comment="")
 Sets the comment string of the assQuestion object.
 setOutputType ($outputType=OUTPUT_HTML)
 Sets the output type.
 setShuffle ($shuffle=true)
 Sets the shuffle flag.
 setEstimatedWorkingTime ($hour=0, $min=0, $sec=0)
 Sets the estimated working time of a question.
 keyInArray ($searchkey, $array)
 returns TRUE if the key occurs in an array
 setAuthor ($author="")
 Sets the authors name of the assQuestion object.
 setOwner ($owner="")
 Sets the creator/owner ID of the assQuestion object.
 getTitle ()
 Gets the title string of the assQuestion object.
 getId ()
 Gets the id of the assQuestion object.
 getShuffle ()
 Gets the shuffle flag.
 getTestId ()
 Gets the test id of the assQuestion object.
 getComment ()
 Gets the comment string of the assQuestion object.
 getOutputType ()
 Gets the output type.
 supportsJavascriptOutput ()
 Returns true if the question type supports JavaScript output.
 getEstimatedWorkingTime ()
 Gets the estimated working time of a question.
 getAuthor ()
 Gets the authors name of the assQuestion object.
 getOwner ()
 Gets the creator/owner ID of the assQuestion object.
 getObjId ()
 Get the object id of the container object.
 setObjId ($obj_id=0)
 Set the object id of the container object.
 _getMaximumPoints ($question_id)
 Returns the maximum points, a learner can reach answering the question.
& _getQuestionInfo ($question_id)
 Returns question information from the database.
 getSuggestedSolutionOutput ()
& _getSuggestedSolution ($question_id, $subquestion_index=0)
 Returns a suggested solution for a given subquestion index.
 getSuggestedSolutions ()
 Return the suggested solutions.
 _getReachedPoints ($active_id, $question_id, $pass=NULL)
 Returns the points, a learner has reached answering the question.
 getReachedPoints ($active_id, $pass=NULL)
 Returns the points, a learner has reached answering the question This is the fast way to get the points directly from the database.
 calculateResultsFromSolution ($active_id, $pass=NULL)
 Calculates the question results from a previously saved question solution.
 _updateTestResultCache ($active_id)
 _updateTestPassResults ($active_id, $pass)
 logAction ($logtext="", $active_id="", $question_id="")
 Logs an action into the Test&Assessment log.
 _logAction ($logtext="", $active_id="", $question_id="")
 Logs an action into the Test&Assessment log.
 moveUploadedMediaFile ($file, $name)
 Move an uploaded media file to an public accessible temp dir to present it.
 getSuggestedSolutionPath ()
 Returns the path for a suggested solution.
 getJavaPath ()
 Returns the image path for web accessable images of a question.
 getImagePath ()
 Returns the image path for web accessable images of a question.
 getFlashPath ()
 Returns the image path for web accessable flash files of a question.
 getJavaPathWeb ()
 Returns the web image path for web accessable java applets of a question.
 getSuggestedSolutionPathWeb ()
 Returns the web path for a suggested solution.
 getImagePathWeb ()
 Returns the web image path for web accessable images of a question.
 getFlashPathWeb ()
 Returns the web image path for web accessable flash applications of a question.
& getSolutionValues ($active_id, $pass=NULL)
 Loads solutions of a given user from the database an returns it.
 isInUse ($question_id="")
 Checks whether the question is in use or not.
 isClone ($question_id="")
 Checks whether the question is a clone of another question or not.
 pcArrayShuffle ($array)
 Shuffles the values of a given array.
 getQuestionTypeFromDb ($question_id)
 get question type for question id
 deleteAnswers ($question_id)
 Deletes datasets from answers tables.
 deleteAdditionalTableData ($question_id)
 Deletes datasets from the additional question table in the database.
 delete ($question_id)
 Deletes a question and all materials from the database.
 getTotalAnswers ()
 get total number of answers
 _getTotalAnswers ($a_q_id)
 get number of answers for question id (static) note: do not use $this inside this method
 _getTotalRightAnswers ($a_q_id)
 get number of answers for question id (static) note: do not use $this inside this method
 _getTitle ($a_q_id)
 Returns the title of a question.
 _getQuestionText ($a_q_id)
 Returns question text.
 copyXHTMLMediaObjectsOfQuestion ($a_q_id)
 syncXHTMLMediaObjectsOfQuestion ()
 createPageObject ()
 create page object of question
 copyPageOfQuestion ($a_q_id)
 getPageOfQuestion ()
 _getQuestionType ($question_id)
 Returns the question type of a question with a given id.
 _getQuestionTitle ($question_id)
 Returns the question title of a question with a given id.
 setOriginalId ($original_id)
 getOriginalId ()
 createNewQuestion ()
 Creates a new question without an owner when a new question is created This assures that an ID is given to the question if a file upload or something else occurs.
 saveQuestionDataToDb ($original_id="")
 deleteSuggestedSolutions ()
 Deletes all suggestes solutions in the database.
 getSuggestedSolution ($subquestion_index=0)
 Returns a suggested solution for a given subquestion index.
 getSuggestedSolutionTitle ($subquestion_index=0)
 Returns the title of a suggested solution at a given subquestion_index.
 setSuggestedSolution ($solution_id="", $subquestion_index=0, $is_import=false)
 Sets a suggested solution for the question.
 updateSuggestedSolutions ($original_id="")
 Update the suggested solutions of a question based on the suggested solution array attribute.
 saveSuggestedSolution ($type, $solution_id="", $subquestion_index=0, $value="")
 Saves a suggested solution for the question.
 _resolveInternalLink ($internal_link)
 _resolveIntLinks ($question_id)
 _getInternalLinkHref ($target="")
 _getOriginalId ($question_id)
 Returns the original id of a question.
 createRandomSolution ($test_id, $user_id)
 _questionExists ($question_id)
 Returns true if the question already exists in the database.
& _instanciateQuestion ($question_id)
 Creates an instance of a question with a given question id.
 getPoints ()
 Returns the maximum available points for the question.
 setPoints ($a_points)
 Sets the maximum available points for the question.
 getSolutionMaxPass ($active_id)
 Returns the maximum pass a users question solution.
 _getSolutionMaxPass ($question_id, $active_id)
 Returns the maximum pass a users question solution.
 _isWriteable ($question_id, $user_id)
 Returns true if the question is writeable by a certain user.
 _isUsedInRandomTest ($question_id="")
 Checks whether the question is used in a random test or not.
 calculateReachedPoints ($active_id, $pass=NULL, $points=0)
 Returns the points, a learner has reached answering the question The points are calculated from the given answers including checks for all special scoring options in the test container.
 isHTML ($a_text)
 Checks if a given string contains HTML or not.
 prepareTextareaOutput ($txt_output, $prepare_for_latex_output=FALSE)
 Prepares a string for a text area output in tests.
 QTIMaterialToString ($a_material)
 Reads an QTI material tag an creates a text string.
 addQTIMaterial (&$a_xml_writer, $a_material, $close_material_tag=TRUE, $add_mobs=TRUE)
 Creates a QTI material tag from a plain text or xhtml text.
 createNewImageFileName ($image_filename)
 _setReachedPoints ($active_id, $question_id, $points, $maxpoints, $pass=NULL, $manualscoring=FALSE)
 Sets the points, a learner has reached answering the question Additionally objective results are updated.
 getQuestion ()
 Gets the question string of the question object.
 setQuestion ($question="")
 Sets the question string of the question object.
 getQuestionTypeID ()
 Returns the question type of the question.
 saveFeedbackGeneric ($correctness, $feedback)
 Saves generic feedback to the database.
 getFeedbackGeneric ($correctness)
 Returns the generic feedback for a given question state.
 duplicateFeedbackGeneric ($original_id)
 Duplicates the generic feedback of a question.
 syncFeedbackGeneric ()
 cleanupMediaObjectUsage ()
 synchronises appearances of media objects in the question with media object usage table
& getInstances ()
 Gets all instances of the question.
 _needsManualScoring ($question_id)
 getActiveUserData ($active_id)
 Returns the user id and the test id for a given active id.
& _instanciateQuestionGUI ($question_id)
 Creates an instance of a question gui with a given question id.
 __get ($value)
 Object getter.
 __set ($key, $value)
 Object setter.
 getNrOfTries ()
 setNrOfTries ($a_nr_of_tries)

Data Fields

 $answers
 $image_filename
 $imagemap_contents
 $coords

Additional Inherited Members

- Static Public Member Functions inherited from assQuestion
static _getSuggestedSolutionCount ($question_id)
 Returns the number of suggested solutions associated with a question.
static _getSuggestedSolutionOutput ($question_id)
 Returns the output of the suggested solution.
static _isWorkedThrough ($active_id, $question_id, $pass=NULL)
 Returns true if the question was worked through in the given pass Worked through means that the user entered at least one value.
static _areAnswered ($a_user_id, $a_question_ids)
 Checks if an array of question ids is answered by an user or not.
static _includeClass ($question_type, $gui=0)
 Include the php class file for a given question type.
static _getQuestionTypeName ($type_tag)
 Return the translation for a given question type tag.
- Protected Member Functions inherited from assQuestion
 deletePageOfQuestion ($question_id)
 Deletes the page object of a question with a given ID.
 onDuplicate ($source_question_id)
 Will be called when a question is duplicated (inside a question pool or for insertion in a test)
 onCopy ($source_questionpool_id, $source_question_id)
 Will be called when a question is copied (into another question pool)
 duplicateSuggestedSolutionFiles ($question_id)
 Duplicates the files of a suggested solution if the question is duplicated.
 syncSuggestedSolutionFiles ($original_id)
 Syncs the files of a suggested solution if the question is synced.
 copySuggestedSolutionFiles ($source_questionpool_id, $source_question_id)
- Protected Attributes inherited from assQuestion
 $id
 $title
 $comment
 $owner
 $author
 $question
 $points
 $est_working_time
 $shuffle
 $test_id
 $obj_id
 $ilias
 $tpl
 $lng
 $outputType
 $suggested_solutions
 $original_id
 $page

Detailed Description

Class for image map questions.

assImagemapQuestion is a class for imagemap question.

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.assImagemapQuestion.php 22493 2009-12-07 14:20:23Z hschottm

Definition at line 36 of file class.assImagemapQuestion.php.

Constructor & Destructor Documentation

assImagemapQuestion::__construct (   $title = "",
  $comment = "",
  $author = "",
  $owner = -1,
  $question = "",
  $image_filename = "" 
)

assImagemapQuestion constructor

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

Parameters
string$titleA title string to describe the question
string$commentA comment string to describe the question
string$authorA string containing the name of the questions author
integer$ownerA numerical ID to identify the owner/creator
string$image_fileThe image file name of the imagemap question
string$questionThe question string of the imagemap question public

Definition at line 80 of file class.assImagemapQuestion.php.

References assQuestion\$author, assQuestion\$comment, $image_filename, assQuestion\$owner, assQuestion\$question, and assQuestion\$title.

{
parent::__construct($title, $comment, $author, $owner, $question);
$this->image_filename = $image_filename;
$this->answers = array();
$this->coords = array();
}

Member Function Documentation

assImagemapQuestion::addAnswer (   $answertext = "",
  $points = 0.0,
  $order = 0,
  $coords = "",
  $area = "" 
)

Adds a possible answer for a imagemap question.

Adds a possible answer for a imagemap question. A ASS_AnswerImagemap object will be created and assigned to the array $this->answers.

Parameters
string$answertextThe answer text
double$pointsThe points for selecting the answer (even negative points can be used)
integer$statusThe state of the answer (set = 1 or unset = 0)
integer$orderA possible display order of the answer public
See Also
$answers
ASS_AnswerImagemap

Definition at line 432 of file class.assImagemapQuestion.php.

References $coords, and assQuestion\$points.

Referenced by uploadImagemap().

{
include_once "./Modules/TestQuestionPool/classes/class.assAnswerImagemap.php";
if (array_key_exists($order, $this->answers))
{
// Insert answer
$answer = new ASS_AnswerImagemap($answertext, $points, $order, $coords, $area);
for ($i = count($this->answers) - 1; $i >= $order; $i--)
{
$this->answers[$i+1] = $this->answers[$i];
$this->answers[$i+1]->setOrder($i+1);
}
$this->answers[$order] = $answer;
}
else
{
// Append answer
$answer = new ASS_AnswerImagemap($answertext, $points, count($this->answers), $coords, $area);
array_push($this->answers, $answer);
}
}

+ Here is the caller graph for this function:

assImagemapQuestion::calculateReachedPoints (   $active_id,
  $pass = NULL 
)

Returns the points, a learner has reached answering the question.

Returns the points, a learner has reached answering the question The points are calculated from the given answers including checks for all special scoring options in the test container.

Parameters
integer$user_idThe database ID of the learner
integer$test_idThe database Id of the test containing the question public

Definition at line 571 of file class.assImagemapQuestion.php.

References $data, $ilDB, $pass, assQuestion\$points, $result, assQuestion\getId(), and assQuestion\getSolutionMaxPass().

{
global $ilDB;
$found_values = array();
if (is_null($pass))
{
$pass = $this->getSolutionMaxPass($active_id);
}
$result = $ilDB->queryF("SELECT * FROM tst_solutions WHERE active_fi = %s AND question_fi = %s AND pass = %s",
array("integer","integer","integer"),
array($active_id, $this->getId(), $pass)
);
while ($data = $ilDB->fetchAssoc($result))
{
if (strcmp($data["value1"], "") != 0)
{
array_push($found_values, $data["value1"]);
}
}
$points = 0;
if (count($found_values) > 0)
{
foreach ($this->answers as $key => $answer)
{
if (in_array($key, $found_values))
{
$points += $answer->getPoints();
}
}
}
$points = parent::calculateReachedPoints($active_id, $pass = NULL, $points);
return $points;
}

+ Here is the call graph for this function:

assImagemapQuestion::copyImage (   $question_id,
  $source_questionpool 
)

Definition at line 268 of file class.assImagemapQuestion.php.

References $filename, getImageFilename(), assQuestion\getImagePath(), and ilUtil\makeDirParents().

{
$imagepath = $this->getImagePath();
$imagepath_original = str_replace("/$this->id/images", "/$question_id/images", $imagepath);
$imagepath_original = str_replace("/$this->obj_id/", "/$source_questionpool/", $imagepath_original);
if (!file_exists($imagepath))
{
ilUtil::makeDirParents($imagepath);
}
$filename = $this->getImageFilename();
if (!copy($imagepath_original . $filename, $imagepath . $filename))
{
print "image could not be copied!!!! ";
}
}

+ Here is the call graph for this function:

assImagemapQuestion::copyObject (   $target_questionpool,
  $title = "" 
)

Copies an assImagemapQuestion object.

Copies an assImagemapQuestion object

public

Definition at line 220 of file class.assImagemapQuestion.php.

References assQuestion\$original_id, assQuestion\$title, assQuestion\_getOriginalId(), assQuestion\getId(), and assQuestion\getObjId().

{
if ($this->id <= 0)
{
// The question has not been saved. It cannot be duplicated
return;
}
// duplicate the question in database
$clone = $this;
include_once ("./Modules/TestQuestionPool/classes/class.assQuestion.php");
$original_id = assQuestion::_getOriginalId($this->id);
$clone->id = -1;
$source_questionpool = $this->getObjId();
$clone->setObjId($target_questionpool);
if ($title)
{
$clone->setTitle($title);
}
$clone->saveToDb();
// copy question page content
$clone->copyPageOfQuestion($original_id);
// copy XHTML media objects
$clone->copyXHTMLMediaObjectsOfQuestion($original_id);
// duplicate the generic feedback
$clone->duplicateFeedbackGeneric($original_id);
// duplicate the answer specific feedback
$clone->duplicateFeedbackAnswer($original_id);
// duplicate the image
$clone->copyImage($original_id, $source_questionpool);
$clone->onCopy($this->getObjId(), $this->getId());
return $clone->id;
}

+ Here is the call graph for this function:

assImagemapQuestion::deleteArea (   $index = 0)

Deletes an answer.

Deletes an area with a given index. The index of the first area is 0, the index of the second area is 1 and so on.

Parameters
integer$indexA nonnegative index of the n-th answer public
See Also
$answers

Definition at line 515 of file class.assImagemapQuestion.php.

{
if ($index < 0) return;
if (count($this->answers) < 1) return;
if ($index >= count($this->answers)) return;
unset($this->answers[$index]);
$this->answers = array_values($this->answers);
for ($i = 0; $i < count($this->answers); $i++) {
if ($this->answers[$i]->getOrder() > $index) {
$this->answers[$i]->setOrder($i);
}
}
}
assImagemapQuestion::deleteImage ( )

Deletes the image file.

Definition at line 881 of file class.assImagemapQuestion.php.

References $file, flushAnswers(), getImageFilename(), and assQuestion\getImagePath().

{
$file = $this->getImagePath() . $this->getImageFilename();
@unlink($file);
$this->flushAnswers();
$this->image_filename = "";
}

+ Here is the call graph for this function:

assImagemapQuestion::duplicate (   $for_test = true,
  $title = "",
  $author = "",
  $owner = "" 
)

Duplicates an assImagemapQuestion.

public

Definition at line 164 of file class.assImagemapQuestion.php.

References assQuestion\$author, assQuestion\$original_id, assQuestion\$owner, assQuestion\$title, assQuestion\_getOriginalId(), and assQuestion\getId().

{
if ($this->id <= 0)
{
// The question has not been saved. It cannot be duplicated
return;
}
// duplicate the question in database
$this_id = $this->getId();
$clone = $this;
include_once ("./Modules/TestQuestionPool/classes/class.assQuestion.php");
$original_id = assQuestion::_getOriginalId($this->id);
$clone->id = -1;
if ($title)
{
$clone->setTitle($title);
}
if ($author)
{
$clone->setAuthor($author);
}
if ($owner)
{
$clone->setOwner($owner);
}
if ($for_test)
{
$clone->saveToDb($original_id);
}
else
{
$clone->saveToDb();
}
// copy question page content
$clone->copyPageOfQuestion($this_id);
// copy XHTML media objects
$clone->copyXHTMLMediaObjectsOfQuestion($this_id);
// duplicate the generic feedback
$clone->duplicateFeedbackGeneric($this_id);
// duplicate the answer specific feedback
$clone->duplicateFeedbackAnswer($this_id);
// duplicate the image
$clone->duplicateImage($this_id);
$clone->onDuplicate($this_id);
return $clone->id;
}

+ Here is the call graph for this function:

assImagemapQuestion::duplicateFeedbackAnswer (   $original_id)

Duplicates the answer specific feedback.

Parameters
integer$original_idThe database ID of the original question public

Definition at line 807 of file class.assImagemapQuestion.php.

References $ilDB, assQuestion\$original_id, $result, $row, and assQuestion\getId().

{
global $ilDB;
$feedback = "";
$result = $ilDB->queryF("SELECT * FROM qpl_fb_imap WHERE question_fi = %s",
array('integer'),
array($original_id)
);
if ($result->numRows())
{
while ($row = $ilDB->fetchAssoc($result))
{
$next_id = $ilDB->nextId('qpl_fb_imap');
$affectedRows = $ilDB->manipulateF("INSERT INTO qpl_fb_imap (feedback_id, question_fi, answer, feedback, tstamp) VALUES (%s, %s, %s, %s, %s)",
array("integer","integer","integer","text","integer"),
array($next_id, $this->getId(), $row["answer"], $row["feedback"], time())
);
}
}
}

+ Here is the call graph for this function:

assImagemapQuestion::duplicateImage (   $question_id)

Definition at line 255 of file class.assImagemapQuestion.php.

References $filename, getImageFilename(), assQuestion\getImagePath(), and ilUtil\makeDirParents().

{
$imagepath = $this->getImagePath();
$imagepath_original = str_replace("/$this->id/images", "/$question_id/images", $imagepath);
if (!file_exists($imagepath)) {
ilUtil::makeDirParents($imagepath);
}
$filename = $this->getImageFilename();
if (!copy($imagepath_original . $filename, $imagepath . $filename)) {
print "image could not be duplicated!!!! ";
}
}

+ Here is the call graph for this function:

assImagemapQuestion::flushAnswers ( )

Deletes all answers.

Deletes all answers

public

See Also
$answers

Definition at line 537 of file class.assImagemapQuestion.php.

Referenced by deleteImage().

{
$this->answers = array();
}

+ Here is the caller graph for this function:

assImagemapQuestion::get_imagemap_contents (   $href = "#")

Gets the imagemap file contents.

Gets the imagemap file contents

Returns
string The imagemap file contents of the assImagemapQuestion object public
See Also
$imagemap_contents

Definition at line 406 of file class.assImagemapQuestion.php.

References $imagemap_contents.

{
$imagemap_contents = "<map name=\"".$this->title."\"> ";
for ($i = 0; $i < count($this->answers); $i++) {
$imagemap_contents .= "<area alt=\"".$this->answers[$i]->getAnswertext()."\" ";
$imagemap_contents .= "shape=\"".$this->answers[$i]->getArea()."\" ";
$imagemap_contents .= "coords=\"".$this->answers[$i]->getCoords()."\" ";
$imagemap_contents .= "href=\"$href&selimage=" . $this->answers[$i]->getOrder() . "\" /> ";
}
$imagemap_contents .= "</map>";
return $imagemap_contents;
}
assImagemapQuestion::getAdditionalTableName ( )

Returns the name of the additional question data table in the database.

Returns the name of the additional question data table in the database

Returns
string The additional table name public

Reimplemented from assQuestion.

Definition at line 695 of file class.assImagemapQuestion.php.

Referenced by loadFromDb(), and saveToDb().

{
return "qpl_qst_imagemap";
}

+ Here is the caller graph for this function:

assImagemapQuestion::getAnswer (   $index = 0)

Returns an answer.

Returns an answer with a given index. The index of the first answer is 0, the index of the second answer is 1 and so on.

Parameters
integer$indexA nonnegative index of the n-th answer
Returns
object ASS_AnswerImagemap-Object containing the answer public
See Also
$answers

Definition at line 484 of file class.assImagemapQuestion.php.

{
if ($index < 0) return NULL;
if (count($this->answers) < 1) return NULL;
if ($index >= count($this->answers)) return NULL;
return $this->answers[$index];
}
assImagemapQuestion::getAnswerCount ( )

Returns the number of answers.

Returns the number of answers

Returns
integer The number of answers of the multiple choice question public
See Also
$answers

Definition at line 469 of file class.assImagemapQuestion.php.

{
return count($this->answers);
}
& assImagemapQuestion::getAnswers ( )

Returns the answer array.

Returns the answer array

Returns
array The answer array public
See Also
$answers

Definition at line 500 of file class.assImagemapQuestion.php.

References $answers.

Referenced by setExportDetailsXLS(), and toJSON().

{
return $this->answers;
}

+ Here is the caller graph for this function:

assImagemapQuestion::getAnswerTableName ( )

Returns the name of the answer table in the database.

Returns the name of the answer table in the database

Returns
string The answer table name public

Reimplemented from assQuestion.

Definition at line 708 of file class.assImagemapQuestion.php.

{
return "qpl_a_imagemap";
}
assImagemapQuestion::getFeedbackSingleAnswer (   $answer_index)

Returns the feedback for a single selected answer.

Parameters
integer$answer_indexThe index of the answer
Returns
string Feedback text public

Definition at line 783 of file class.assImagemapQuestion.php.

References $ilDB, $result, $row, ilRTE\_replaceMediaObjectImageSrc(), and assQuestion\getId().

Referenced by getRTETextWithMediaObjects(), and toJSON().

{
global $ilDB;
$feedback = "";
$result = $ilDB->queryF("SELECT * FROM qpl_fb_imap WHERE question_fi = %s AND answer = %s",
array('integer','integer'),
array($this->getId(), $answer_index)
);
if ($result->numRows())
{
$row = $ilDB->fetchAssoc($result);
include_once("./Services/RTE/classes/class.ilRTE.php");
$feedback = ilRTE::_replaceMediaObjectImageSrc($row["feedback"], 1);
}
return $feedback;
}

+ Here is the call graph for this function:

+ Here is the caller graph for this function:

assImagemapQuestion::getImageFilename ( )

Definition at line 363 of file class.assImagemapQuestion.php.

References $image_filename.

Referenced by copyImage(), deleteImage(), duplicateImage(), and toJSON().

{
return $this->image_filename;
}

+ Here is the caller graph for this function:

assImagemapQuestion::getMaximumPoints ( )

Returns the maximum points, a learner can reach answering the question.

Returns the maximum points, a learner can reach answering the question

public

See Also
$points

Reimplemented from assQuestion.

Definition at line 549 of file class.assImagemapQuestion.php.

References assQuestion\$points.

Referenced by isComplete().

{
$points = 0;
foreach ($this->answers as $key => $value) {
if ($value->getPoints() > $points)
{
$points = $value->getPoints();
}
}
return $points;
}

+ Here is the caller graph for this function:

assImagemapQuestion::getQuestionType ( )

Returns the question type of the question.

Returns the question type of the question

Returns
integer The question type of the question public

Reimplemented from assQuestion.

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

Referenced by toJSON().

{
return "assImagemapQuestion";
}

+ Here is the caller graph for this function:

assImagemapQuestion::getRTETextWithMediaObjects ( )

Collects all text in the question which could contain media objects which were created with the Rich Text Editor.

Reimplemented from assQuestion.

Definition at line 833 of file class.assImagemapQuestion.php.

References getFeedbackSingleAnswer().

{
$text = parent::getRTETextWithMediaObjects();
foreach ($this->answers as $index => $answer)
{
$text .= $this->getFeedbackSingleAnswer($index);
}
return $text;
}

+ Here is the call graph for this function:

assImagemapQuestion::isComplete ( )

Returns true, if a imagemap question is complete for use.

Returns
boolean True, if the imagemap question is complete for use, otherwise false public

Reimplemented from assQuestion.

Definition at line 101 of file class.assImagemapQuestion.php.

References getMaximumPoints().

{
if (($this->title) and ($this->author) and ($this->question) and ($this->image_filename) and (count($this->answers)) and ($this->getMaximumPoints() > 0))
{
return true;
}
else
{
return false;
}
}

+ Here is the call graph for this function:

assImagemapQuestion::loadFromDb (   $question_id)

Loads a assImagemapQuestion object from a database.

Loads a assImagemapQuestion object from a database (experimental)

Parameters
object$dbA pear DB object
integer$question_idA unique key which defines the multiple choice test in the database public

Reimplemented from assQuestion.

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

References $data, $ilDB, $result, ilRTE\_replaceMediaObjectImageSrc(), getAdditionalTableName(), assQuestion\setAuthor(), assQuestion\setComment(), assQuestion\setEstimatedWorkingTime(), assQuestion\setId(), setImageFilename(), assQuestion\setNrOfTries(), assQuestion\setObjId(), assQuestion\setOriginalId(), assQuestion\setOwner(), assQuestion\setPoints(), assQuestion\setQuestion(), and assQuestion\setTitle().

{
global $ilDB;
$result = $ilDB->queryF("SELECT qpl_questions.*, " . $this->getAdditionalTableName() . ".* FROM qpl_questions LEFT JOIN " . $this->getAdditionalTableName() . " ON " . $this->getAdditionalTableName() . ".question_fi = qpl_questions.question_id WHERE qpl_questions.question_id = %s",
array("integer"),
array($question_id)
);
if ($result->numRows() == 1)
{
$data = $ilDB->fetchAssoc($result);
$this->setId($question_id);
$this->setObjId($data["obj_fi"]);
$this->setTitle($data["title"]);
$this->setComment($data["description"]);
$this->setOriginalId($data["original_id"]);
$this->setNrOfTries($data['nr_of_tries']);
$this->setAuthor($data["author"]);
$this->setPoints($data["points"]);
$this->setOwner($data["owner"]);
include_once("./Services/RTE/classes/class.ilRTE.php");
$this->setQuestion(ilRTE::_replaceMediaObjectImageSrc($data["question_text"], 1));
$this->setImageFilename($data["image_file"]);
$this->setEstimatedWorkingTime(substr($data["working_time"], 0, 2), substr($data["working_time"], 3, 2), substr($data["working_time"], 6, 2));
$result = $ilDB->queryF("SELECT * FROM qpl_a_imagemap WHERE question_fi = %s ORDER BY aorder ASC",
array("integer"),
array($question_id)
);
include_once "./Modules/TestQuestionPool/classes/class.assAnswerImagemap.php";
if ($result->numRows() > 0)
{
while ($data = $ilDB->fetchAssoc($result))
{
array_push($this->answers, new ASS_AnswerImagemap($data["answertext"], $data["points"], $data["aorder"], $data["coords"], $data["area"]));
}
}
}
parent::loadFromDb($question_id);
}

+ Here is the call graph for this function:

assImagemapQuestion::saveFeedbackSingleAnswer (   $answer_index,
  $feedback 
)

Saves feedback for a single selected answer to the database.

Parameters
integer$answer_indexThe index of the answer
string$feedbackFeedback text public

Definition at line 720 of file class.assImagemapQuestion.php.

References $ilDB, ilRTE\_replaceMediaObjectImageSrc(), and assQuestion\getId().

{
global $ilDB;
$affectedRows = $ilDB->manipulateF("DELETE FROM qpl_fb_imap WHERE question_fi = %s AND answer = %s",
array("integer","integer"),
array($this->getId(), $answer_index)
);
if (strlen($feedback))
{
include_once("./Services/RTE/classes/class.ilRTE.php");
$next_id = $ilDB->nextId('qpl_fb_imap');
$affectedRows = $ilDB->manipulateF("INSERT INTO qpl_fb_imap (feedback_id, question_fi, answer, feedback, tstamp) VALUES (%s, %s, %s, %s, %s)",
array("integer","integer","integer","text","integer"),
array($next_id, $this->getId(), $answer_index, ilRTE::_replaceMediaObjectImageSrc($feedback, 0), time())
);
}
}

+ Here is the call graph for this function:

assImagemapQuestion::saveToDb (   $original_id = "")

Saves a assImagemapQuestion object to a database.

Saves a assImagemapQuestion object to a database (experimental)

Parameters
object$dbA pear DB object public

Reimplemented from assQuestion.

Definition at line 121 of file class.assImagemapQuestion.php.

References $ilDB, assQuestion\$original_id, getAdditionalTableName(), assQuestion\getId(), and assQuestion\saveQuestionDataToDb().

{
global $ilDB;
$this->saveQuestionDataToDb($original_id);
// save additional data
$affectedRows = $ilDB->manipulateF("DELETE FROM " . $this->getAdditionalTableName() . " WHERE question_fi = %s",
array("integer"),
array($this->getId())
);
$affectedRows = $ilDB->manipulateF("INSERT INTO " . $this->getAdditionalTableName() . " (question_fi, image_file) VALUES (%s, %s)",
array("integer", "text"),
array(
$this->getId(),
$this->image_filename
)
);
$affectedRows = $ilDB->manipulateF("DELETE FROM qpl_a_imagemap WHERE question_fi = %s",
array("integer"),
array($this->getId())
);
// Anworten wegschreiben
foreach ($this->answers as $key => $value)
{
$answer_obj = $this->answers[$key];
$next_id = $ilDB->nextId('qpl_a_imagemap');
$affectedRows = $ilDB->manipulateF("INSERT INTO qpl_a_imagemap (answer_id, question_fi, answertext, points, aorder, coords, area) VALUES (%s, %s, %s, %s, %s, %s, %s)",
array("integer","integer","text","float","integer","text","text"),
array($next_id, $this->id, $answer_obj->getAnswertext(), $answer_obj->getPoints(), $answer_obj->getOrder(), $answer_obj->getCoords(), $answer_obj->getArea())
);
}
parent::saveToDb($original_id);
}

+ Here is the call graph for this function:

assImagemapQuestion::saveWorkingData (   $active_id,
  $pass = NULL 
)

Saves the learners input of the question to the database.

Saves the learners input of the question to the database

Parameters
integer$test_idThe database id of the test containing this question
Returns
boolean Indicates the save status (true if saved successful, false otherwise) public
See Also
$answers

Reimplemented from assQuestion.

Definition at line 617 of file class.assImagemapQuestion.php.

References $_GET, $ilDB, $pass, ilObjAssessmentFolder\_enabledAssessmentLogging(), ilObjAssessmentFolder\_getLogLanguage(), ilObjTest\_getPass(), assQuestion\getId(), and assQuestion\logAction().

{
global $ilDB;
global $ilUser;
if (is_null($pass))
{
include_once "./Modules/Test/classes/class.ilObjTest.php";
$pass = ilObjTest::_getPass($active_id);
}
$affectedRows = $ilDB->manipulateF("DELETE FROM tst_solutions WHERE active_fi = %s AND question_fi = %s AND pass = %s",
array("integer","integer","integer"),
array($active_id, $this->getId(), $pass)
);
if (strlen($_GET["selImage"]))
{
$next_id = $ilDB->nextId('tst_solutions');
$affectedRows = $ilDB->insert("tst_solutions", array(
"solution_id" => array("integer", $next_id),
"active_fi" => array("integer", $active_id),
"question_fi" => array("integer", $this->getId()),
"value1" => array("clob", $_GET['selImage']),
"value2" => array("clob", null),
"pass" => array("integer", $pass),
"tstamp" => array("integer", time())
));
include_once ("./Modules/Test/classes/class.ilObjAssessmentFolder.php");
if (ilObjAssessmentFolder::_enabledAssessmentLogging())
{
$this->logAction($this->lng->txtlng("assessment", "log_user_entered_values", ilObjAssessmentFolder::_getLogLanguage()), $active_id, $this->getId());
}
}
else
{
include_once ("./Modules/Test/classes/class.ilObjAssessmentFolder.php");
if (ilObjAssessmentFolder::_enabledAssessmentLogging())
{
$this->logAction($this->lng->txtlng("assessment", "log_user_not_entered_values", ilObjAssessmentFolder::_getLogLanguage()), $active_id, $this->getId());
}
}
parent::saveWorkingData($active_id, $pass);
return true;
}

+ Here is the call graph for this function:

assImagemapQuestion::setExportDetailsXLS ( &  $worksheet,
  $startrow,
  $active_id,
  $pass,
&  $format_title,
&  $format_bold 
)

Creates an Excel worksheet for the detailed cumulated results of this question.

Parameters
object$worksheetReference to the parent excel worksheet
object$startrowStartrow of the output in the excel worksheet
object$active_idActive id of the participant
object$passTest pass
object$format_titleExcel title format
object$format_boldExcel bold format
array$eval_dataCumulated evaluation data public

Reimplemented from assQuestion.

Definition at line 855 of file class.assImagemapQuestion.php.

References assQuestion\$id, $pass, ilExcelUtils\_convert_text(), getAnswers(), assQuestion\getSolutionValues(), and assQuestion\getTitle().

{
include_once ("./Services/Excel/classes/class.ilExcelUtils.php");
$solution = $this->getSolutionValues($active_id, $pass);
$worksheet->writeString($startrow, 0, ilExcelUtils::_convert_text($this->lng->txt($this->getQuestionType())), $format_title);
$worksheet->writeString($startrow, 1, ilExcelUtils::_convert_text($this->getTitle()), $format_title);
$i = 1;
foreach ($this->getAnswers() as $id => $answer)
{
$worksheet->writeString($startrow + $i, 0, ilExcelUtils::_convert_text($answer->getArea() . ": " . $answer->getCoords()), $format_bold);
if ($id == $solution[0]["value1"])
{
$worksheet->write($startrow + $i, 1, 1);
}
else
{
$worksheet->write($startrow + $i, 1, 0);
}
$i++;
}
return $startrow + $i + 1;
}

+ Here is the call graph for this function:

assImagemapQuestion::setImageFilename (   $image_filename,
  $image_tempfilename = "" 
)

Sets the image file name.

Parameters
string$image_filename. public
See Also
$image_filename

Definition at line 375 of file class.assImagemapQuestion.php.

References $ilLog, $image_filename, assQuestion\getImagePath(), ilUtil\makeDirParents(), and ilUtil\moveUploadedFile().

Referenced by loadFromDb().

{
if (!empty($image_filename))
{
$image_filename = str_replace(" ", "_", $image_filename);
$this->image_filename = $image_filename;
}
if (!empty($image_tempfilename))
{
$imagepath = $this->getImagePath();
if (!file_exists($imagepath))
{
ilUtil::makeDirParents($imagepath);
}
if (!ilUtil::moveUploadedFile($image_tempfilename, $image_filename, $imagepath.$image_filename))
{
$this->ilias->raiseError("The image could not be uploaded!", $this->ilias->error_obj->MESSAGE);
}
global $ilLog; $ilLog->write("gespeichert: " . $imagepath.$image_filename);
}
}

+ Here is the call graph for this function:

+ Here is the caller graph for this function:

assImagemapQuestion::syncFeedbackSingleAnswers ( )

Synchronizes the single answer feedback with an original question.

public

Definition at line 744 of file class.assImagemapQuestion.php.

References $ilDB, $result, $row, and assQuestion\getId().

Referenced by syncWithOriginal().

{
global $ilDB;
$feedback = "";
// delete generic feedback of the original
$affectedRows = $ilDB->manipulateF("DELETE FROM qpl_fb_imap WHERE question_fi = %s",
array('integer'),
array($this->original_id)
);
// get generic feedback of the actual question
$result = $ilDB->queryF("SELECT * FROM qpl_fb_imap WHERE question_fi = %s",
array("integer"),
array($this->getId())
);
// save generic feedback to the original
if ($result->numRows())
{
while ($row = $ilDB->fetchAssoc($result))
{
$next_id = $ilDB->nextId('qpl_fb_imap');
$affectedRows = $ilDB->manipulateF("INSERT INTO qpl_fb_imap (feedback_id, question_fi, answer, feedback, tstamp) VALUES (%s, %s, %s, %s, %s)",
array("integer","integer","integer","text","integer"),
array($next_id, $this->original_id, $row["answer"], $row["feedback"], time())
);
}
}
}

+ Here is the call graph for this function:

+ Here is the caller graph for this function:

assImagemapQuestion::syncWithOriginal ( )

Reimplemented from assQuestion.

Definition at line 665 of file class.assImagemapQuestion.php.

References assQuestion\getOriginalId(), and syncFeedbackSingleAnswers().

{
if ($this->getOriginalId())
{
parent::syncWithOriginal();
$this->syncFeedbackSingleAnswers();
}
}

+ Here is the call graph for this function:

assImagemapQuestion::toJSON ( )

Returns a JSON representation of the question.

Definition at line 892 of file class.assImagemapQuestion.php.

References $answers, $mobs, $result, ilObjMediaObject\_getMobsOfObject(), ilRTE\_replaceMediaObjectImageSrc(), getAnswers(), assQuestion\getFeedbackGeneric(), getFeedbackSingleAnswer(), assQuestion\getId(), getImageFilename(), assQuestion\getImagePathWeb(), assQuestion\getNrOfTries(), assQuestion\getQuestion(), getQuestionType(), assQuestion\getShuffle(), and assQuestion\getTitle().

{
include_once("./Services/RTE/classes/class.ilRTE.php");
$result = array();
$result['id'] = (int) $this->getId();
$result['type'] = (string) $this->getQuestionType();
$result['title'] = (string) $this->getTitle();
$result['question'] = (string) ilRTE::_replaceMediaObjectImageSrc($this->getQuestion(), 0);
$result['nr_of_tries'] = (int) $this->getNrOfTries();
$result['shuffle'] = (bool) $this->getShuffle();
$result['feedback'] = array(
"onenotcorrect" => nl2br(ilRTE::_replaceMediaObjectImageSrc($this->getFeedbackGeneric(0), 0)),
"allcorrect" => nl2br(ilRTE::_replaceMediaObjectImageSrc($this->getFeedbackGeneric(1), 0))
);
$result['image'] = (string) $this->getImagePathWeb() . $this->getImageFilename();
$answers = array();
foreach ($this->getAnswers() as $key => $answer_obj)
{
array_push($answers, array(
"answertext" => (string) $answer_obj->getAnswertext(),
"points" => (float) $answer_obj->getPoints(),
"order" => (int) $answer_obj->getOrder(),
"coords" => $answer_obj->getCoords(),
"state" => $answer_obj->getState(),
"area" => $answer_obj->getArea(),
"feedback" => ilRTE::_replaceMediaObjectImageSrc($this->getFeedbackSingleAnswer($key), 0)
));
}
$result['answers'] = $answers;
$mobs = ilObjMediaObject::_getMobsOfObject("qpl:html", $this->getId());
$result['mobs'] = $mobs;
return json_encode($result);
}

+ Here is the call graph for this function:

assImagemapQuestion::uploadImagemap (   $imagemap_filename = "")

Uploads an image map and takes over the areas.

Parameters
string$imagemap_filenameImagemap filename
Returns
integer number of areas added

Definition at line 340 of file class.assImagemapQuestion.php.

References $coords, and addAnswer().

{
$added = 0;
if (!empty($imagemap_filename))
{
$fp = fopen($imagemap_filename, "r");
$contents = fread($fp, filesize($imagemap_filename));
fclose($fp);
if (preg_match_all("/<area(.+)>/siU", $contents, $matches))
{
for ($i=0; $i< count($matches[1]); $i++)
{
preg_match("/alt\s*=\s*\"(.+)\"\s*/siU", $matches[1][$i], $alt);
preg_match("/coords\s*=\s*\"(.+)\"\s*/siU", $matches[1][$i], $coords);
preg_match("/shape\s*=\s*\"(.+)\"\s*/siU", $matches[1][$i], $shape);
$this->addAnswer($alt[1], 0.0, count($this->answers), $coords[1], $shape[1]);
$added++;
}
}
}
return $added;
}

+ Here is the call graph for this function:

Field Documentation

assImagemapQuestion::$answers

Definition at line 46 of file class.assImagemapQuestion.php.

Referenced by getAnswers(), and toJSON().

assImagemapQuestion::$coords

Definition at line 65 of file class.assImagemapQuestion.php.

Referenced by addAnswer(), and uploadImagemap().

assImagemapQuestion::$image_filename

Definition at line 55 of file class.assImagemapQuestion.php.

Referenced by __construct(), getImageFilename(), and setImageFilename().

assImagemapQuestion::$imagemap_contents

Definition at line 64 of file class.assImagemapQuestion.php.

Referenced by get_imagemap_contents().

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