Class for text questions. More...
Inheritance diagram for ASS_TextQuestion:
Collaboration diagram for ASS_TextQuestion:
Public Member Functions | |
| ASS_TextQuestion ($title="", $comment="", $author="", $owner=-1, $question="") | |
| ASS_TextQuestion constructor. | |
| isComplete () | |
| Returns true, if a multiple choice question is complete for use. | |
| from_xml ($xml_text) | |
| Imports a question from XML. | |
| to_xml ($a_include_header=true, $a_include_binary=true, $a_shuffle=false, $test_output=false) | |
| Returns a QTI xml representation of the question. | |
| saveToDb ($original_id="") | |
| Saves a ASS_TextQuestion object to a database. | |
| loadFromDb ($question_id) | |
| Loads a ASS_TextQuestion object from a database. | |
| duplicate ($for_test=true, $title="", $author="", $owner="") | |
| Duplicates an ASS_TextQuestion. | |
| get_question () | |
| Gets the text question. | |
| set_question ($question="") | |
| Sets the text question. | |
| getMaxNumOfChars () | |
| Gets the maximum number of characters for the text solution. | |
| setMaxNumOfChars ($maxchars=0) | |
| Sets the maximum number of characters for the text solution. | |
| getMaximumPoints () | |
| Returns the maximum points, a learner can reach answering the question. | |
| setReachedPoints ($user_id, $test_id, $points) | |
| Sets the points, a learner has reached answering the question. | |
| _setReachedPoints ($user_id, $test_id, $question_id, $points, $maxpoints) | |
| Sets the points, a learner has reached answering the question Additionally objective results are updated. | |
| calculateReachedPoints ($user_id, $test_id) | |
| Returns the points, a learner has reached answering the question. | |
| getReachedInformation ($user_id, $test_id) | |
| Returns the evaluation data, a learner has entered to answer the question. | |
| saveWorkingData ($test_id, $limit_to=LIMIT_NO_LIMIT) | |
| Saves the learners input of the question to the database. | |
| syncWithOriginal () | |
| createRandomSolution ($test_id, $user_id) | |
| getQuestionType () | |
| Returns the question type of the question. | |
Data Fields | |
| $question | |
| $maxNumOfChars | |
Detailed Description
Class for text questions.
ASS_TextQuestion is a class for text questions
- Version:
- Id:
- class.assTextQuestion.php 8727 2005-09-27 11:31:23Z hschottm
class.assTextQuestion.php Assessment
Definition at line 38 of file class.assTextQuestion.php.
Member Function Documentation
| ASS_TextQuestion::_setReachedPoints | ( | $ | user_id, | |
| $ | test_id, | |||
| $ | question_id, | |||
| $ | points, | |||
| $ | maxpoints | |||
| ) |
Sets the points, a learner has reached answering the question Additionally objective results are updated.
Sets the points, a learner has reached answering the question
- Parameters:
-
integer $user_id The database ID of the learner integer $test_id The database Id of the test containing the question integer $points The points the user has reached answering the question
- Returns:
- boolean true on success, otherwise false public
Definition at line 732 of file class.assTextQuestion.php.
References ASS_Question::$points, $query, $result, ASS_Question::$test_id, $user_id, and ilCourseObjectiveResult::_updateUserResult().
Referenced by ilObjTestGUI::evalSelectedUsersObject().
{
global $ilDB;
if (($points > 0) && ($points <= $maxpoints))
{
$query = sprintf("UPDATE tst_test_result SET points = %s WHERE user_fi = %s AND test_fi = %s AND question_fi = %s",
$ilDB->quote($points . ""),
$ilDB->quote($user_id . ""),
$ilDB->quote($test_id . ""),
$ilDB->quote($question_id . "")
);
$result = $this->ilias->db->query($query);
// finally update objective result
include_once 'course/classes/class.ilCourseObjectiveResult.php';
ilCourseObjectiveResult::_updateUserResult($user_id,$question_id,$points);
return true;
}
else
{
return false;
}
}
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| ASS_TextQuestion::ASS_TextQuestion | ( | $ | title = "", |
|
| $ | comment = "", |
|||
| $ | author = "", |
|||
| $ | owner = -1, |
|||
| $ | question = "" | |||
| ) |
ASS_TextQuestion constructor.
The constructor takes possible arguments an creates an instance of the ASS_TextQuestion object.
- Parameters:
-
string $title A title string to describe the question string $comment A comment string to describe the question string $author A string containing the name of the questions author integer $owner A numerical ID to identify the owner/creator string $question The question string of the text question public
- See also:
- ASS_Question:ASS_Question()
Definition at line 71 of file class.assTextQuestion.php.
References ASS_Question::$author, ASS_Question::$comment, ASS_Question::$owner, $question, ASS_Question::$title, and ASS_Question::ASS_Question().
{
$this->ASS_Question($title, $comment, $author, $owner);
$this->question = $question;
$this->maxNumOfChars = 0;
$this->points = 0;
}
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| ASS_TextQuestion::calculateReachedPoints | ( | $ | user_id, | |
| $ | test_id | |||
| ) |
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_id The database ID of the learner integer $test_id The database Id of the test containing the question public
Definition at line 771 of file class.assTextQuestion.php.
References ASS_Question::$points, $query, $result, $row, ASS_Question::$test_id, $user_id, ASS_Question::getId(), and getMaximumPoints().
{
global $ilDB;
$points = 0;
$query = sprintf("SELECT * FROM tst_solutions WHERE user_fi = %s AND test_fi = %s AND question_fi = %s",
$this->ilias->db->quote($user_id),
$this->ilias->db->quote($test_id),
$this->ilias->db->quote($this->getId())
);
$result = $this->ilias->db->query($query);
if ($result->numRows() == 1)
{
$row = $result->fetchRow(DB_FETCHMODE_ASSOC);
if ($row["points"])
{
$points = $row["points"];
}
}
// check for special scoring options in test
$query = sprintf("SELECT * FROM tst_tests WHERE test_id = %s",
$ilDB->quote($test_id)
);
$result = $ilDB->query($query);
if ($result->numRows() == 1)
{
$row = $result->fetchRow(DB_FETCHMODE_ASSOC);
if ($row["count_system"] == 1)
{
if ($points != $this->getMaximumPoints())
{
$points = 0;
}
}
}
else
{
$points = 0;
}
return $points;
}
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| ASS_TextQuestion::createRandomSolution | ( | $ | test_id, | |
| $ | user_id | |||
| ) |
| ASS_TextQuestion::duplicate | ( | $ | for_test = true, |
|
| $ | title = "", |
|||
| $ | author = "", |
|||
| $ | owner = "" | |||
| ) |
Duplicates an ASS_TextQuestion.
Duplicates an ASS_TextQuestion
public
Definition at line 573 of file class.assTextQuestion.php.
References ASS_Question::$author, ASS_Question::$owner, ASS_Question::$title, and ASS_Question::_getOriginalId().
{
if ($this->id <= 0)
{
// The question has not been saved. It cannot be duplicated
return;
}
// duplicate the question in database
$clone = $this;
include_once ("./assessment/classes/class.assQuestion.php");
$original_id = ASS_Question::_getOriginalId($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
$clone->copyPageOfQuestion($original_id);
return $clone->id;
}
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| ASS_TextQuestion::from_xml | ( | $ | xml_text | ) |
Imports a question from XML.
Sets the attributes of the question from the XML text passed as argument
- Returns:
- boolean True, if the import succeeds, false otherwise public
Definition at line 114 of file class.assTextQuestion.php.
References ASS_Question::$comment, $idx, $result, domxml_open_mem(), ASS_Question::getId(), saveToDb(), set_question(), ASS_Question::setAuthor(), ASS_Question::setComment(), ASS_Question::setEstimatedWorkingTime(), setMaxNumOfChars(), ASS_Question::setPoints(), ASS_Question::setSuggestedSolution(), and ASS_Question::setTitle().
{
$result = false;
if (!empty($this->domxml))
{
$this->domxml->free();
}
$xml_text = preg_replace("/>\s*?</", "><", $xml_text);
$this->domxml = domxml_open_mem($xml_text);
if (!empty($this->domxml))
{
$root = $this->domxml->document_element();
$item = $root->first_child();
$this->setTitle($item->get_attribute("title"));
$this->gaps = array();
$itemnodes = $item->child_nodes();
foreach ($itemnodes as $index => $node)
{
switch ($node->node_name())
{
case "qticomment":
$comment = $node->get_content();
if (strpos($comment, "ILIAS Version=") !== false)
{
}
elseif (strpos($comment, "Questiontype=") !== false)
{
}
elseif (strpos($comment, "Author=") !== false)
{
$comment = str_replace("Author=", "", $comment);
$this->setAuthor($comment);
}
else
{
$this->setComment($comment);
}
break;
case "itemmetadata":
$md_array = array();
$metanodes = $node->child_nodes();
foreach ($metanodes as $metanode)
{
switch ($metanode->node_name())
{
case "qtimetadata":
$metafields = $metanode->child_nodes();
foreach ($metafields as $metafield)
{
switch ($metafield->node_name())
{
case "qtimetadatafield":
$metafieldlist = $metafield->child_nodes();
$md = array("label" => "", "entry" => "");
foreach ($metafieldlist as $attr)
{
switch ($attr->node_name())
{
case "fieldlabel":
$md["label"] = $attr->get_content();
break;
case "fieldentry":
$md["entry"] = $attr->get_content();
break;
}
}
array_push($md_array, $md);
break;
}
}
break;
}
}
foreach ($md_array as $md)
{
switch ($md["label"])
{
case "ILIAS_VERSION":
break;
case "QUESTIONTYPE":
break;
case "AUTHOR":
$this->setAuthor($md["entry"]);
break;
}
}
break;
case "duration":
$iso8601period = $node->get_content();
if (preg_match("/P(\d+)Y(\d+)M(\d+)DT(\d+)H(\d+)M(\d+)S/", $iso8601period, $matches))
{
$this->setEstimatedWorkingTime($matches[4], $matches[5], $matches[6]);
}
break;
case "presentation":
$flow = $node->first_child();
$flownodes = $flow->child_nodes();
foreach ($flownodes as $idx => $flownode)
{
if (strcmp($flownode->node_name(), "material") == 0)
{
$mattext = $flownode->first_child();
$this->set_question($mattext->get_content());
}
elseif (strcmp($flownode->node_name(), "response_str") == 0)
{
$subnodes = $flownode->child_nodes();
foreach ($subnodes as $node_type)
{
switch ($node_type->node_name())
{
case "render_fib":
$render_choice = $node_type;
if (strcmp($render_choice->node_name(), "render_fib") == 0)
{
// select gap
$maxchars = $render_choice->get_attribute("maxchars");
$this->setMaxNumOfChars($maxchars);
}
break;
case "material":
$matlabel = $node_type->get_attribute("label");
if (strcmp($matlabel, "suggested_solution") == 0)
{
$mattype = $node_type->first_child();
if (strcmp($mattype->node_name(), "mattext") == 0)
{
$suggested_solution = $mattype->get_content();
if ($suggested_solution)
{
if ($this->getId() < 1)
{
$this->saveToDb();
}
$this->setSuggestedSolution($suggested_solution, 0, true);
}
}
}
break;
}
}
}
}
break;
case "resprocessing":
$resproc_nodes = $node->child_nodes();
foreach ($resproc_nodes as $index => $respcondition)
{
if (strcmp($respcondition->node_name(), "outcomes") == 0)
{
$outcomes_nodes = $respcondition->child_nodes();
foreach ($outcomes_nodes as $oidx => $decvar)
{
if (strcmp($decvar->node_name(), "decvar") == 0)
{
$maxpoints = $decvar->get_attribute("maxvalue");
$this->setPoints($maxpoints);
}
}
}
}
break;
}
}
$result = true;
}
return $result;
}
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| ASS_TextQuestion::get_question | ( | ) |
Gets the text question.
Gets the question string of the ASS_TextQuestion object
- Returns:
- string The question string of the ASS_TextQuestion object public
- See also:
- $question
Definition at line 623 of file class.assTextQuestion.php.
Referenced by to_xml().
{
return $this->question;
}
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| ASS_TextQuestion::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 ASS_Question.
Definition at line 685 of file class.assTextQuestion.php.
Referenced by calculateReachedPoints().
{
return $this->points;
}
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| ASS_TextQuestion::getMaxNumOfChars | ( | ) |
Gets the maximum number of characters for the text solution.
Gets the maximum number of characters for the text solution
- Returns:
- integer The maximum number of characters for the text solution public
- See also:
- $maxNumOfChars
Definition at line 651 of file class.assTextQuestion.php.
Referenced by saveToDb(), saveWorkingData(), and to_xml().
{
if (strcmp($this->maxNumOfChars, "") == 0)
{
return 0;
}
else
{
return $this->maxNumOfChars;
}
}
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| ASS_TextQuestion::getQuestionType | ( | ) |
Returns the question type of the question.
Returns the question type of the question
- Returns:
- integer The question type of the question public
Definition at line 926 of file class.assTextQuestion.php.
Referenced by saveToDb().
{
return 8;
}
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| ASS_TextQuestion::getReachedInformation | ( | $ | user_id, | |
| $ | test_id | |||
| ) |
Returns the evaluation data, a learner has entered to answer the question.
Returns the evaluation data, a learner has entered to answer the question
- Parameters:
-
integer $user_id The database ID of the learner integer $test_id The database Id of the test containing the question public
Definition at line 823 of file class.assTextQuestion.php.
References $data, $query, $result, ASS_Question::$test_id, $user_id, and ASS_Question::getId().
{
$found_values = array();
$query = sprintf("SELECT * FROM tst_solutions WHERE user_fi = %s AND test_fi = %s AND question_fi = %s",
$this->ilias->db->quote($user_id),
$this->ilias->db->quote($test_id),
$this->ilias->db->quote($this->getId())
);
$result = $this->ilias->db->query($query);
$user_result = array();
while ($data = $result->fetchRow(DB_FETCHMODE_OBJECT))
{
$user_result = array(
"value" => $data->value1
);
}
return $user_result;
}
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| ASS_TextQuestion::isComplete | ( | ) |
Returns true, if a multiple choice question is complete for use.
Returns true, if a multiple choice question is complete for use
- Returns:
- boolean True, if the multiple choice question is complete for use, otherwise false public
Reimplemented from ASS_Question.
Definition at line 93 of file class.assTextQuestion.php.
Referenced by saveToDb(), and syncWithOriginal().
{
if (($this->title) and ($this->author) and ($this->question))
{
return true;
}
else
{
return false;
}
}
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| ASS_TextQuestion::loadFromDb | ( | $ | question_id | ) |
Loads a ASS_TextQuestion object from a database.
Loads a ASS_TextQuestion object from a database
- Parameters:
-
object $db A pear DB object integer $question_id A unique key which defines the text question in the database public
Reimplemented from ASS_Question.
Definition at line 536 of file class.assTextQuestion.php.
References $data, ASS_Question::$ilias, $query, $result, and ASS_Question::setEstimatedWorkingTime().
{
global $ilias;
$db = & $ilias->db;
$query = sprintf("SELECT * FROM qpl_questions WHERE question_id = %s",
$db->quote($question_id));
$result = $db->query($query);
if (strcmp(strtolower(get_class($result)), db_result) == 0)
{
if ($result->numRows() == 1)
{
$data = $result->fetchRow(DB_FETCHMODE_OBJECT);
$this->id = $question_id;
$this->title = $data->title;
$this->comment = $data->comment;
$this->solution_hint = $data->solution_hint;
$this->original_id = $data->original_id;
$this->obj_id = $data->obj_fi;
$this->author = $data->author;
$this->owner = $data->owner;
$this->question = $data->question_text;
$this->maxNumOfChars = $data->maxNumOfChars;
$this->points = $data->points;
$this->setEstimatedWorkingTime(substr($data->working_time, 0, 2), substr($data->working_time, 3, 2), substr($data->working_time, 6, 2));
}
}
parent::loadFromDb($question_id);
}
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| ASS_TextQuestion::saveToDb | ( | $ | original_id = "" |
) |
Saves a ASS_TextQuestion object to a database.
Saves a ASS_TextQuestion object to a database
- Parameters:
-
object $db A pear DB object public
Reimplemented from ASS_Question.
Definition at line 447 of file class.assTextQuestion.php.
References ASS_Question::$ilias, $query, $result, ASS_Question::createPageObject(), ASS_Question::getEstimatedWorkingTime(), getMaxNumOfChars(), ASS_Question::getPoints(), getQuestionType(), ASS_Question::getTestId(), ASS_Question::insertIntoTest(), and isComplete().
Referenced by from_xml().
{
global $ilias;
$complete = 0;
if ($this->isComplete())
{
$complete = 1;
}
$db = & $ilias->db;
$estw_time = $this->getEstimatedWorkingTime();
$estw_time = sprintf("%02d:%02d:%02d", $estw_time['h'], $estw_time['m'], $estw_time['s']);
if ($original_id)
{
$original_id = $db->quote($original_id);
}
else
{
$original_id = "NULL";
}
if ($this->id == -1)
{
// Neuen Datensatz schreiben
$now = getdate();
$question_type = $this->getQuestionType();
$created = sprintf("%04d%02d%02d%02d%02d%02d", $now['year'], $now['mon'], $now['mday'], $now['hours'], $now['minutes'], $now['seconds']);
$query = sprintf("INSERT INTO qpl_questions (question_id, question_type_fi, obj_fi, title, comment, author, owner, points, question_text, working_time, maxNumOfChars, complete, created, original_id, TIMESTAMP) VALUES (NULL, %s, %s, %s, %s, %s, %s, %s, %s, %s, %s, %s, %s, %s, NULL)",
$db->quote($question_type),
$db->quote($this->obj_id),
$db->quote($this->title),
$db->quote($this->comment),
$db->quote($this->author),
$db->quote($this->owner),
$db->quote($this->getPoints() . ""),
$db->quote($this->question),
$db->quote($estw_time),
$db->quote($this->getMaxNumOfChars()),
$db->quote("$complete"),
$db->quote($created),
$original_id
);
$result = $db->query($query);
if ($result == DB_OK)
{
$this->id = $this->ilias->db->getLastInsertId();
// create page object of question
$this->createPageObject();
// Falls die Frage in einen Test eingefügt werden soll, auch diese Verbindung erstellen
if ($this->getTestId() > 0)
{
$this->insertIntoTest($this->getTestId());
}
}
}
else
{
// Vorhandenen Datensatz aktualisieren
$query = sprintf("UPDATE qpl_questions SET obj_fi = %s, title = %s, comment = %s, author = %s, points = %s, question_text = %s, working_time=%s, maxNumOfChars = %s, complete = %s WHERE question_id = %s",
$db->quote($this->obj_id. ""),
$db->quote($this->title),
$db->quote($this->comment),
$db->quote($this->author),
$db->quote($this->getPoints() . ""),
$db->quote($this->question),
$db->quote($estw_time),
$db->quote($this->getMaxNumOfChars()),
$db->quote("$complete"),
$db->quote($this->id)
);
$result = $db->query($query);
}
parent::saveToDb($original_id);
}
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| ASS_TextQuestion::saveWorkingData | ( | $ | test_id, | |
| $ | limit_to = LIMIT_NO_LIMIT | |||
| ) |
Saves the learners input of the question to the database.
Saves the learners input of the question to the database
- Parameters:
-
integer $test_id The 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 ASS_Question.
Definition at line 852 of file class.assTextQuestion.php.
References $_POST, $ilUser, $query, $result, ASS_Question::$test_id, ASS_Question::getId(), getMaxNumOfChars(), and ilUtil::stripSlashes().
{
global $ilDB;
global $ilUser;
$db =& $ilDB->db;
$query = sprintf("DELETE FROM tst_solutions WHERE user_fi = %s AND test_fi = %s AND question_fi = %s",
$db->quote($ilUser->id),
$db->quote($test_id),
$db->quote($this->getId())
);
$result = $db->query($query);
$text = ilUtil::stripSlashes($_POST["TEXT"]);
if ($this->getMaxNumOfChars())
{
$text = substr($text, 0, $this->getMaxNumOfChars());
}
$query = sprintf("INSERT INTO tst_solutions (solution_id, user_fi, test_fi, question_fi, value1, value2, TIMESTAMP) VALUES (NULL, %s, %s, %s, %s, NULL, NULL)",
$db->quote($ilUser->id),
$db->quote($test_id),
$db->quote($this->getId()),
$db->quote($text)
);
$result = $db->query($query);
parent::saveWorkingData($test_id);
return true;
}
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| ASS_TextQuestion::set_question | ( | $ | question = "" |
) |
Sets the text question.
Sets the question string of the ASS_TextQuestion object
- Parameters:
-
string $question A string containing the text question public
- See also:
- $question
Definition at line 637 of file class.assTextQuestion.php.
References $question.
Referenced by from_xml().
{
$this->question = $question;
}
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| ASS_TextQuestion::setMaxNumOfChars | ( | $ | maxchars = 0 |
) |
Sets the maximum number of characters for the text solution.
Sets the maximum number of characters for the text solution
- Parameters:
-
integer $maxchars The maximum number of characters for the text solution public
- See also:
- $maxNumOfChars
Definition at line 672 of file class.assTextQuestion.php.
Referenced by from_xml().
{
$this->maxNumOfChars = $maxchars;
}
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| ASS_TextQuestion::setReachedPoints | ( | $ | user_id, | |
| $ | test_id, | |||
| $ | points | |||
| ) |
Sets the points, a learner has reached answering the question.
Sets the points, a learner has reached answering the question
- Parameters:
-
integer $user_id The database ID of the learner integer $test_id The database Id of the test containing the question integer $points The points the user has reached answering the question
- Returns:
- boolean true on success, otherwise false public
Definition at line 701 of file class.assTextQuestion.php.
References ASS_Question::$points, $query, $result, ASS_Question::$test_id, $user_id, ASS_Question::getId(), and ASS_Question::getPoints().
{
if (($points > 0) && ($points <= $this->getPoints()))
{
$query = sprintf("UPDATE tst_test_result SET points = %s WHERE user_fi = %s AND test_fi = %s AND question_fi = %s",
$this->ilias->db->quote($points . ""),
$this->ilias->db->quote($user_id . ""),
$this->ilias->db->quote($test_id . ""),
$this->ilias->db->quote($this->getId() . "")
);
$result = $this->ilias->db->query($query);
return true;
}
else
{
return false;
}
}
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| ASS_TextQuestion::syncWithOriginal | ( | ) |
Reimplemented from ASS_Question.
Definition at line 882 of file class.assTextQuestion.php.
References ASS_Question::$ilias, $query, $result, ASS_Question::getEstimatedWorkingTime(), and isComplete().
{
global $ilias;
if ($this->original_id)
{
$complete = 0;
if ($this->isComplete())
{
$complete = 1;
}
$db = & $ilias->db;
$estw_time = $this->getEstimatedWorkingTime();
$estw_time = sprintf("%02d:%02d:%02d", $estw_time['h'], $estw_time['m'], $estw_time['s']);
$query = sprintf("UPDATE qpl_questions SET obj_fi = %s, title = %s, comment = %s, author = %s, question_text = %s, working_time=%s, maxNumOfChars = %s, complete = %s WHERE question_id = %s",
$db->quote($this->obj_id. ""),
$db->quote($this->title. ""),
$db->quote($this->comment. ""),
$db->quote($this->author. ""),
$db->quote($this->question. ""),
$db->quote($estw_time. ""),
$db->quote($this->maxNumOfChars. ""),
$db->quote($complete. ""),
$db->quote($this->original_id. "")
);
$result = $db->query($query);
parent::syncWithOriginal();
}
}
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| ASS_TextQuestion::to_xml | ( | $ | a_include_header = true, |
|
| $ | a_include_binary = true, |
|||
| $ | a_shuffle = false, |
|||
| $ | test_output = false | |||
| ) |
Returns a QTI xml representation of the question.
Returns a QTI xml representation of the question and sets the internal domxml variable with the DOM XML representation of the QTI xml representation
- Returns:
- string The QTI xml representation of the question public
Definition at line 292 of file class.assTextQuestion.php.
References $pos, $xml, domxml_open_mem(), get_question(), ASS_Question::getAuthor(), ASS_Question::getComment(), ASS_Question::getEstimatedWorkingTime(), getMaxNumOfChars(), ASS_Question::getPoints(), ASS_Question::getSuggestedSolution(), and ASS_Question::getTitle().
{
if (!empty($this->domxml))
{
$this->domxml->free();
}
$xml_header = "<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n";
$xml_header .= "<questestinterop></questestinterop>\n";
$this->domxml = domxml_open_mem($xml_header);
$root = $this->domxml->document_element();
// qti ident
$qtiIdent = $this->domxml->create_element("item");
$qtiIdent->set_attribute("ident", "il_".IL_INST_ID."_qst_".$this->getId());
$qtiIdent->set_attribute("title", $this->getTitle());
$root->append_child($qtiIdent);
// add question description
$qtiComment = $this->domxml->create_element("qticomment");
$qtiCommentText = $this->domxml->create_text_node($this->getComment());
$qtiComment->append_child($qtiCommentText);
$qtiIdent->append_child($qtiComment);
// add estimated working time
$qtiDuration = $this->domxml->create_element("duration");
$workingtime = $this->getEstimatedWorkingTime();
$qtiDurationText = $this->domxml->create_text_node(sprintf("P0Y0M0DT%dH%dM%dS", $workingtime["h"], $workingtime["m"], $workingtime["s"]));
$qtiDuration->append_child($qtiDurationText);
$qtiIdent->append_child($qtiDuration);
// add ILIAS specific metadata
$qtiItemmetadata = $this->domxml->create_element("itemmetadata");
$qtiMetadata = $this->domxml->create_element("qtimetadata");
$qtiMetadatafield = $this->domxml->create_element("qtimetadatafield");
$qtiFieldlabel = $this->domxml->create_element("fieldlabel");
$qtiFieldlabelText = $this->domxml->create_text_node("ILIAS_VERSION");
$qtiFieldlabel->append_child($qtiFieldlabelText);
$qtiFieldentry = $this->domxml->create_element("fieldentry");
$qtiFieldentryText = $this->domxml->create_text_node($this->ilias->getSetting("ilias_version"));
$qtiFieldentry->append_child($qtiFieldentryText);
$qtiMetadatafield->append_child($qtiFieldlabel);
$qtiMetadatafield->append_child($qtiFieldentry);
$qtiMetadata->append_child($qtiMetadatafield);
$qtiMetadatafield = $this->domxml->create_element("qtimetadatafield");
$qtiFieldlabel = $this->domxml->create_element("fieldlabel");
$qtiFieldlabelText = $this->domxml->create_text_node("QUESTIONTYPE");
$qtiFieldlabel->append_child($qtiFieldlabelText);
$qtiFieldentry = $this->domxml->create_element("fieldentry");
$qtiFieldentryText = $this->domxml->create_text_node(TEXT_QUESTION_IDENTIFIER);
$qtiFieldentry->append_child($qtiFieldentryText);
$qtiMetadatafield->append_child($qtiFieldlabel);
$qtiMetadatafield->append_child($qtiFieldentry);
$qtiMetadata->append_child($qtiMetadatafield);
$qtiMetadatafield = $this->domxml->create_element("qtimetadatafield");
$qtiFieldlabel = $this->domxml->create_element("fieldlabel");
$qtiFieldlabelText = $this->domxml->create_text_node("AUTHOR");
$qtiFieldlabel->append_child($qtiFieldlabelText);
$qtiFieldentry = $this->domxml->create_element("fieldentry");
$qtiFieldentryText = $this->domxml->create_text_node($this->getAuthor());
$qtiFieldentry->append_child($qtiFieldentryText);
$qtiMetadatafield->append_child($qtiFieldlabel);
$qtiMetadatafield->append_child($qtiFieldentry);
$qtiMetadata->append_child($qtiMetadatafield);
$qtiItemmetadata->append_child($qtiMetadata);
$qtiIdent->append_child($qtiItemmetadata);
// PART I: qti presentation
$qtiPresentation = $this->domxml->create_element("presentation");
$qtiPresentation->set_attribute("label", $this->getTitle());
// add flow to presentation
$qtiFlow = $this->domxml->create_element("flow");
// add material with question text to presentation
$qtiMaterial = $this->domxml->create_element("material");
$qtiMatText = $this->domxml->create_element("mattext");
$qtiMatTextText = $this->domxml->create_text_node($this->get_question());
$qtiMatText->append_child($qtiMatTextText);
$qtiMaterial->append_child($qtiMatText);
$qtiFlow->append_child($qtiMaterial);
// add information on response rendering
$qtiResponseStr = $this->domxml->create_element("response_str");
$qtiResponseStr->set_attribute("ident", "TEXT");
$qtiResponseStr->set_attribute("rcardinality", "Ordered");
$qtiRenderFib = $this->domxml->create_element("render_fib");
$qtiRenderFib->set_attribute("fibtype", "String");
$qtiRenderFib->set_attribute("prompt", "Box");
$qtiResponseLabel = $this->domxml->create_element("response_label");
$qtiResponseLabel->set_attribute("ident", "A");
$qtiRenderFib->append_child($qtiResponseLabel);
$qtiResponseStr->append_child($qtiRenderFib);
if ($this->getMaxNumOfChars() > 0)
{
$qtiRenderFib->set_attribute("maxchars", $this->getMaxNumOfChars());
}
$solution = $this->getSuggestedSolution(0);
if (count($solution))
{
if (preg_match("/il_(\d*?)_(\w+)_(\d+)/", $solution["internal_link"], $matches))
{
$qtiMaterial = $this->domxml->create_element("material");
$qtiMaterial->set_attribute("label", "suggested_solution");
$qtiMatText = $this->domxml->create_element("mattext");
$intlink = "il_" . IL_INST_ID . "_" . $matches[2] . "_" . $matches[3];
if (strcmp($matches[1], "") != 0)
{
$intlink = $solution["internal_link"];
}
$qtiMatTextText = $this->domxml->create_text_node($intlink);
$qtiMatText->append_child($qtiMatTextText);
$qtiMaterial->append_child($qtiMatText);
$qtiResponseStr->append_child($qtiMaterial);
}
}
$qtiFlow->append_child($qtiResponseStr);
$qtiPresentation->append_child($qtiFlow);
$qtiIdent->append_child($qtiPresentation);
// PART II: qti resprocessing
$qtiResprocessing = $this->domxml->create_element("resprocessing");
$qtiResprocessing->set_attribute("scoremodel", "HumanRater");
$qtiOutcomes = $this->domxml->create_element("outcomes");
$qtiDecvar = $this->domxml->create_element("decvar");
$qtiDecvar->set_attribute("varname", "WritingScore");
$qtiDecvar->set_attribute("vartype", "Integer");
$qtiDecvar->set_attribute("minvalue", "0");
$qtiDecvar->set_attribute("maxvalue", $this->getPoints());
$qtiOutcomes->append_child($qtiDecvar);
$qtiResprocessing->append_child($qtiOutcomes);
$qtiOther = $this->domxml->create_element("other");
$qtiOtherText = $this->domxml->create_text_node("tutor rated");
$qtiOther->append_child($qtiOtherText);
$qtiConditionVar = $this->domxml->create_element("conditionvar");
$qtiConditionVar->append_child($qtiOther);
$qtiRespCondition = $this->domxml->create_element("respcondition");
$qtiRespCondition->append_child($qtiConditionVar);
$qtiResprocessing->append_child($qtiRespCondition);
$qtiIdent->append_child($qtiResprocessing);
$xml = $this->domxml->dump_mem(true);
if (!$a_include_header)
{
$pos = strpos($xml, "?>");
$xml = substr($xml, $pos + 2);
}
return $xml;
}
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Field Documentation
| ASS_TextQuestion::$maxNumOfChars |
Definition at line 56 of file class.assTextQuestion.php.
| ASS_TextQuestion::$question |
Definition at line 47 of file class.assTextQuestion.php.
Referenced by ASS_TextQuestion(), and set_question().
The documentation for this class was generated from the following file:
- assessment/classes/class.assTextQuestion.php
