Multiple choice question GUI representation. More...
Inheritance diagram for ASS_MultipleChoiceGUI:
Collaboration diagram for ASS_MultipleChoiceGUI:
Public Member Functions | |
| ASS_MultipleChoiceGUI ($id=-1) | |
| ASS_MultipleChoiceGUI constructor. | |
| getCommand ($cmd) | |
| getQuestionType () | |
| Returns the question type string. | |
| editQuestion () | |
| Creates an output of the edit form for the question. | |
| outOtherQuestionData () | |
| Sets the extra fields i.e. | |
| addYesNo () | |
| add yes no answer | |
| addTrueFalse () | |
| add true/false answer | |
| add () | |
| add an answer | |
| delete () | |
| delete an answer | |
| checkInput () | |
| check input fields | |
| writePostData () | |
| Evaluates a posted edit form and writes the form data in the question object. | |
| outWorkingForm ($test_id="", $is_postponed=false, $showsolution=0) | |
| Creates the question output form for the learner. | |
| outUserSolution ($user_id, $test_id) | |
| Creates an output of the user's solution. | |
| addSuggestedSolution () | |
Detailed Description
Multiple choice question GUI representation.
The ASS_MultipleChoiceGUI class encapsulates the GUI representation for multiple choice questions.
- Version:
- Id:
- class.assMultipleChoiceGUI.php 6746 2005-02-20 09:32:47Z hschottm
class.assMultipleChoiceGUI.php Assessment
Definition at line 38 of file class.assMultipleChoiceGUI.php.
Member Function Documentation
| ASS_MultipleChoiceGUI::add | ( | ) |
add an answer
Definition at line 437 of file class.assMultipleChoiceGUI.php.
References checkInput(), editQuestion(), sendInfo(), and writePostData().
{
//$this->setObjectData();
$this->writePostData();
if (!$this->checkInput())
{
sendInfo($this->lng->txt("fill_out_all_required_fields_add_answer"));
}
else
{
// add an answer template
$this->object->add_answer(
$this->lng->txt(""),
0,
0,
count($this->object->answers)
);
}
$this->editQuestion();
}
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| ASS_MultipleChoiceGUI::addSuggestedSolution | ( | ) |
Reimplemented from ASS_QuestionGUI.
Definition at line 844 of file class.assMultipleChoiceGUI.php.
References $_GET, $_POST, $_SESSION, checkInput(), editQuestion(), ASS_QuestionGUI::getQuestionTemplate(), sendInfo(), and writePostData().
{
$_SESSION["subquestion_index"] = 0;
if ($_POST["cmd"]["addSuggestedSolution"])
{
$this->writePostData();
if (!$this->checkInput())
{
sendInfo($this->lng->txt("fill_out_all_required_fields_add_answer"));
$this->editQuestion();
return;
}
}
$this->object->saveToDb();
$_GET["q_id"] = $this->object->getId();
$this->tpl->setVariable("HEADER", $this->object->getTitle());
if ($this->object->get_response() == RESPONSE_SINGLE)
{
$this->getQuestionTemplate("qt_multiple_choice_sr");
}
else
{
$this->getQuestionTemplate("qt_multiple_choice_mr");
}
parent::addSuggestedSolution();
}
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| ASS_MultipleChoiceGUI::addTrueFalse | ( | ) |
add true/false answer
Definition at line 405 of file class.assMultipleChoiceGUI.php.
References checkInput(), editQuestion(), sendInfo(), and writePostData().
{
//$this->setObjectData();
$this->writePostData();
if (!$this->checkInput())
{
sendInfo($this->lng->txt("fill_out_all_required_fields_add_answer"));
}
else
{
// add a true/false answer template
$this->object->add_answer(
$this->lng->txt("true"),
0,
0,
count($this->object->answers)
);
$this->object->add_answer(
$this->lng->txt("false"),
0,
0,
count($this->object->answers)
);
}
$this->editQuestion();
}
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| ASS_MultipleChoiceGUI::addYesNo | ( | ) |
add yes no answer
Definition at line 373 of file class.assMultipleChoiceGUI.php.
References checkInput(), editQuestion(), sendInfo(), and writePostData().
{
$this->writePostData();
//$this->setObjectData();
if (!$this->checkInput())
{
sendInfo($this->lng->txt("fill_out_all_required_fields_add_answer"));
}
else
{
// add a yes/no answer template
$this->object->add_answer(
$this->lng->txt("yes"),
0,
0,
count($this->object->answers)
);
$this->object->add_answer(
$this->lng->txt("no"),
0,
0,
count($this->object->answers)
);
}
$this->editQuestion();
}
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| ASS_MultipleChoiceGUI::ASS_MultipleChoiceGUI | ( | $ | id = -1 |
) |
ASS_MultipleChoiceGUI constructor.
The constructor takes possible arguments an creates an instance of the ASS_MultipleChoiceGUI object.
- Parameters:
-
integer $id The database id of a multiple choice question object public
Definition at line 48 of file class.assMultipleChoiceGUI.php.
References $id, and ASS_QuestionGUI::ASS_QuestionGUI().
{
$this->ASS_QuestionGUI();
$this->object = new ASS_MultipleChoice();
if ($id >= 0)
{
$this->object->loadFromDb($id);
}
}
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| ASS_MultipleChoiceGUI::checkInput | ( | ) |
check input fields
Definition at line 483 of file class.assMultipleChoiceGUI.php.
Referenced by add(), addSuggestedSolution(), addTrueFalse(), and addYesNo().
{
$cmd = $this->ctrl->getCmd();
if ((!$_POST["title"]) or (!$_POST["author"]) or (!$_POST["question"]))
{
//echo "<br>checkInput1:FALSE";
return false;
}
foreach ($_POST as $key => $value)
{
if (preg_match("/answer_(\d+)/", $key, $matches))
{
if (!$value)
{
//echo "<br>checkInput2:FALSE";
return false;
}
}
}
return true;
}
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| ASS_MultipleChoiceGUI::delete | ( | ) |
delete an answer
Definition at line 463 of file class.assMultipleChoiceGUI.php.
References $_POST, editQuestion(), and writePostData().
{
//$this->setObjectData();
$this->writePostData();
foreach ($_POST["cmd"] as $key => $value)
{
// was one of the answers deleted
if (preg_match("/delete_(\d+)/", $key, $matches))
{
$this->object->delete_answer($matches[1]);
}
}
$this->editQuestion();
}
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| ASS_MultipleChoiceGUI::editQuestion | ( | ) |
Creates an output of the edit form for the question.
Creates an output of the edit form for the question
public
Definition at line 98 of file class.assMultipleChoiceGUI.php.
References ASS_Question::_getInternalLinkHref(), ASS_QuestionGUI::getQuestionTemplate(), and outOtherQuestionData().
Referenced by add(), addSuggestedSolution(), addTrueFalse(), addYesNo(), and delete().
{
$this->tpl->setVariable("HEADER", $this->object->getTitle());
$javascript = "<script type=\"text/javascript\">function initialSelect() {\n%s\n}</script>";
// single response
if ($this->object->get_response() == RESPONSE_SINGLE)
{
$this->getQuestionTemplate("qt_multiple_choice_sr");
$this->tpl->addBlockFile("QUESTION_DATA", "question_data", "tpl.il_as_qpl_mc_sr.html", true);
// output of existing single response answers
for ($i = 0; $i < $this->object->get_answer_count(); $i++)
{
$this->tpl->setCurrentBlock("deletebutton");
$this->tpl->setVariable("DELETE", $this->lng->txt("delete"));
$this->tpl->setVariable("ANSWER_ORDER", $i);
$this->tpl->parseCurrentBlock();
$this->tpl->setCurrentBlock("answers");
$answer = $this->object->get_answer($i);
$this->tpl->setVariable("VALUE_ANSWER_COUNTER", $answer->get_order() + 1);
$this->tpl->setVariable("ANSWER_ORDER", $answer->get_order());
$this->tpl->setVariable("VALUE_ANSWER", htmlspecialchars($answer->get_answertext()));
$this->tpl->setVariable("TEXT_POINTS", $this->lng->txt("points"));
$this->tpl->setVariable("TEXT_ANSWER_TEXT", $this->lng->txt("answer_text"));
$this->tpl->setVariable("VALUE_MULTIPLE_CHOICE_POINTS", sprintf("%d", $answer->get_points()));
$this->tpl->setVariable("VALUE_TRUE", $this->lng->txt("true"));
$this->tpl->parseCurrentBlock();
}
// call to other question data i.e. estimated working time block
$this->outOtherQuestionData();
$internallinks = array(
"lm" => $this->lng->txt("obj_lm"),
"st" => $this->lng->txt("obj_st"),
"pg" => $this->lng->txt("obj_pg"),
"glo" => $this->lng->txt("glossary_term")
);
foreach ($internallinks as $key => $value)
{
$this->tpl->setCurrentBlock("internallink");
$this->tpl->setVariable("TYPE_INTERNAL_LINK", $key);
$this->tpl->setVariable("TEXT_INTERNAL_LINK", $value);
$this->tpl->parseCurrentBlock();
}
$this->tpl->setCurrentBlock("HeadContent");
if ($this->object->get_answer_count() == 0)
{
$this->tpl->setVariable("CONTENT_BLOCK", sprintf($javascript, "document.frm_multiple_choice.title.focus();"));
}
else
{
switch ($this->ctrl->getCmd())
{
case "add":
case "addTrueFalse":
case "addYesNo":
$this->tpl->setVariable("CONTENT_BLOCK", sprintf($javascript, "document.frm_multiple_choice.answer_".($this->object->get_answer_count() - 1).".focus(); document.getElementById('answer_".($this->object->get_answer_count() - 1)."').scrollIntoView(\"true\");"));
break;
case "":
if ($this->object->get_answer_count() == 0)
{
$this->tpl->setVariable("CONTENT_BLOCK", sprintf($javascript, "document.frm_multiple_choice.title.focus();"));
}
else
{
$this->tpl->setVariable("CONTENT_BLOCK", sprintf($javascript, "document.frm_multiple_choice.answer_".($this->object->get_answer_count() - 1).".focus(); document.getElementById('answer_".($this->object->get_answer_count() - 1)."').scrollIntoView(\"true\");"));
}
break;
default:
$this->tpl->setVariable("CONTENT_BLOCK", sprintf($javascript, "document.frm_multiple_choice.title.focus();"));
break;
}
}
$this->tpl->parseCurrentBlock();
$this->tpl->setCurrentBlock("question_data");
$this->tpl->setVariable("MULTIPLE_CHOICE_ID", $this->object->getId());
$this->tpl->setVariable("VALUE_MULTIPLE_CHOICE_TITLE", htmlspecialchars($this->object->getTitle()));
$this->tpl->setVariable("VALUE_MULTIPLE_CHOICE_COMMENT", htmlspecialchars($this->object->getComment()));
$this->tpl->setVariable("VALUE_MULTIPLE_CHOICE_AUTHOR", htmlspecialchars($this->object->getAuthor()));
$questiontext = $this->object->get_question();
$questiontext = preg_replace("/<br \/>/", "\n", $questiontext);
$this->tpl->setVariable("VALUE_QUESTION", htmlspecialchars($questiontext));
$this->tpl->setVariable("VALUE_ADD_ANSWER", $this->lng->txt("add_answer"));
$this->tpl->setVariable("VALUE_ADD_ANSWER_YN", $this->lng->txt("add_answer_yn"));
$this->tpl->setVariable("VALUE_ADD_ANSWER_TF", $this->lng->txt("add_answer_tf"));
$this->tpl->setVariable("TEXT_TITLE", $this->lng->txt("title"));
$this->tpl->setVariable("TEXT_AUTHOR", $this->lng->txt("author"));
$this->tpl->setVariable("TEXT_COMMENT", $this->lng->txt("description"));
$this->tpl->setVariable("TEXT_QUESTION", $this->lng->txt("question"));
$this->tpl->setVariable("TEXT_SHUFFLE_ANSWERS", $this->lng->txt("shuffle_answers"));
$this->tpl->setVariable("TXT_YES", $this->lng->txt("yes"));
$this->tpl->setVariable("TXT_NO", $this->lng->txt("no"));
if ($this->object->getShuffle())
{
$this->tpl->setVariable("SELECTED_YES", " selected=\"selected\"");
}
else
{
$this->tpl->setVariable("SELECTED_NO", " selected=\"selected\"");
}
$this->tpl->setVariable("TEXT_SOLUTION_HINT", $this->lng->txt("solution_hint"));
if (count($this->object->suggested_solutions))
{
$solution_array = $this->object->getSuggestedSolution(0);
$href = ASS_Question::_getInternalLinkHref($solution_array["internal_link"]);
$this->tpl->setVariable("TEXT_VALUE_SOLUTION_HINT", " <a href=\"$href\" target=\"content\">" . $this->lng->txt("solution_hint"). "</a> ");
$this->tpl->setVariable("BUTTON_REMOVE_SOLUTION", $this->lng->txt("remove"));
$this->tpl->setVariable("BUTTON_ADD_SOLUTION", $this->lng->txt("change"));
$this->tpl->setVariable("VALUE_SOLUTION_HINT", $solution_array["internal_link"]);
}
else
{
$this->tpl->setVariable("BUTTON_ADD_SOLUTION", $this->lng->txt("add"));
}
$this->tpl->setVariable("SAVE",$this->lng->txt("save"));
$this->tpl->setVariable("SAVE_EDIT", $this->lng->txt("save_edit"));
$this->tpl->setVariable("CANCEL",$this->lng->txt("cancel"));
$this->tpl->setVariable("TXT_REQUIRED_FLD", $this->lng->txt("required_field"));
$this->ctrl->setParameter($this, "sel_question_types", "qt_multiple_choice_sr");
$this->tpl->setVariable("ACTION_MULTIPLE_CHOICE_TEST", $this->ctrl->getFormAction($this));
$this->tpl->parseCurrentBlock();
}
else // multiple response
{
$this->getQuestionTemplate("qt_multiple_choice_mr");
$this->tpl->addBlockFile("QUESTION_DATA", "question_data", "tpl.il_as_qpl_mc_mr.html", true);
// output of existing multiple response answers
for ($i = 0; $i < $this->object->get_answer_count(); $i++)
{
$this->tpl->setCurrentBlock("deletebutton");
$this->tpl->setVariable("DELETE", $this->lng->txt("delete"));
$this->tpl->setVariable("ANSWER_ORDER", $i);
$this->tpl->parseCurrentBlock();
$this->tpl->setCurrentBlock("answers");
$answer = $this->object->get_answer($i);
$this->tpl->setVariable("TEXT_POINTS", $this->lng->txt("points"));
$this->tpl->setVariable("VALUE_ANSWER_COUNTER", $answer->get_order() + 1);
$this->tpl->setVariable("VALUE_MULTIPLE_CHOICE_POINTS", sprintf("%d", $answer->get_points()));
$this->tpl->setVariable("TEXT_WHEN", $this->lng->txt("when"));
$this->tpl->setVariable("TEXT_UNCHECKED", $this->lng->txt("checkbox_unchecked"));
$this->tpl->setVariable("TEXT_CHECKED", $this->lng->txt("checkbox_checked"));
$this->tpl->setVariable("ANSWER_ORDER", $answer->get_order());
$this->tpl->setVariable("VALUE_ANSWER", htmlspecialchars($answer->get_answertext()));
$this->tpl->setVariable("TEXT_ANSWER_TEXT", $this->lng->txt("answer_text"));
$this->tpl->setVariable("VALUE_TRUE", $this->lng->txt("true"));
if ($answer->isStateChecked())
{
$this->tpl->setVariable("CHECKED_SELECTED", " selected=\"selected\"");
}
$this->tpl->parseCurrentBlock();
}
// call to other question data i.e. estimated working time block
$this->outOtherQuestionData();
$internallinks = array(
"lm" => $this->lng->txt("obj_lm"),
"st" => $this->lng->txt("obj_st"),
"pg" => $this->lng->txt("obj_pg"),
"glo" => $this->lng->txt("glossary_term")
);
foreach ($internallinks as $key => $value)
{
$this->tpl->setCurrentBlock("internallink");
$this->tpl->setVariable("TYPE_INTERNAL_LINK", $key);
$this->tpl->setVariable("TEXT_INTERNAL_LINK", $value);
$this->tpl->parseCurrentBlock();
}
$this->tpl->setCurrentBlock("HeadContent");
if ($this->object->get_answer_count() == 0)
{
$this->tpl->setVariable("CONTENT_BLOCK", sprintf($javascript, "document.frm_multiple_choice.title.focus();"));
}
else
{
switch ($this->ctrl->getCmd())
{
case "add":
case "addTrueFalse":
case "addYesNo":
$this->tpl->setVariable("CONTENT_BLOCK", sprintf($javascript, "document.frm_multiple_choice.answer_".($this->object->get_answer_count() - 1).".focus(); document.getElementById('answer_".($this->object->get_answer_count() - 1)."').scrollIntoView(\"true\");"));
break;
case "":
if ($this->object->get_answer_count() == 0)
{
$this->tpl->setVariable("CONTENT_BLOCK", sprintf($javascript, "document.frm_multiple_choice.title.focus();"));
}
else
{
$this->tpl->setVariable("CONTENT_BLOCK", sprintf($javascript, "document.frm_multiple_choice.answer_".($this->object->get_answer_count() - 1).".focus(); document.getElementById('answer_".($this->object->get_answer_count() - 1)."').scrollIntoView(\"true\");"));
}
break;
default:
$this->tpl->setVariable("CONTENT_BLOCK", sprintf($javascript, "document.frm_multiple_choice.title.focus();"));
break;
}
}
$this->tpl->parseCurrentBlock();
$this->tpl->setCurrentBlock("question_data");
$this->tpl->setVariable("TEXT_TITLE", $this->lng->txt("title"));
$this->tpl->setVariable("TEXT_AUTHOR", $this->lng->txt("author"));
$this->tpl->setVariable("TEXT_COMMENT", $this->lng->txt("description"));
$this->tpl->setVariable("TEXT_QUESTION", $this->lng->txt("question"));
$this->tpl->setVariable("MULTIPLE_CHOICE_ID", $this->object->getId());
$this->tpl->setVariable("VALUE_MULTIPLE_CHOICE_TITLE", htmlspecialchars($this->object->getTitle()));
$this->tpl->setVariable("VALUE_MULTIPLE_CHOICE_COMMENT", htmlspecialchars($this->object->getComment()));
$this->tpl->setVariable("VALUE_MULTIPLE_CHOICE_AUTHOR", htmlspecialchars($this->object->getAuthor()));
$questiontext = $this->object->get_question();
$questiontext = preg_replace("/<br \/>/", "\n", $questiontext);
$this->tpl->setVariable("VALUE_QUESTION", htmlspecialchars($questiontext));
$this->tpl->setVariable("VALUE_ADD_ANSWER", $this->lng->txt("add_answer"));
$this->tpl->setVariable("TEXT_SHUFFLE_ANSWERS", $this->lng->txt("shuffle_answers"));
$this->tpl->setVariable("TXT_YES", $this->lng->txt("yes"));
$this->tpl->setVariable("TXT_NO", $this->lng->txt("no"));
if ($this->object->getShuffle())
{
$this->tpl->setVariable("SELECTED_YES", " selected=\"selected\"");
}
else
{
$this->tpl->setVariable("SELECTED_NO", " selected=\"selected\"");
}
$this->tpl->setVariable("TEXT_SOLUTION_HINT", $this->lng->txt("solution_hint"));
if (count($this->object->suggested_solutions))
{
$solution_array = $this->object->getSuggestedSolution(0);
$href = ASS_Question::_getInternalLinkHref($solution_array["internal_link"]);
$this->tpl->setVariable("TEXT_VALUE_SOLUTION_HINT", " <a href=\"$href\" target=\"content\">" . $this->lng->txt("solution_hint"). "</a> ");
$this->tpl->setVariable("BUTTON_REMOVE_SOLUTION", $this->lng->txt("remove"));
$this->tpl->setVariable("BUTTON_ADD_SOLUTION", $this->lng->txt("change"));
$this->tpl->setVariable("VALUE_SOLUTION_HINT", $solution_array["internal_link"]);
}
else
{
$this->tpl->setVariable("BUTTON_ADD_SOLUTION", $this->lng->txt("add"));
}
$this->tpl->setVariable("SAVE",$this->lng->txt("save"));
$this->tpl->setVariable("SAVE_EDIT", $this->lng->txt("save_edit"));
$this->tpl->setVariable("TXT_REQUIRED_FLD", $this->lng->txt("required_field"));
$this->tpl->setVariable("CANCEL", $this->lng->txt("cancel"));
$this->ctrl->setParameter($this, "sel_question_types", "qt_multiple_choice_mr");
$this->tpl->setVariable("ACTION_MULTIPLE_CHOICE_TEST", $this->ctrl->getFormAction($this));
$this->tpl->parseCurrentBlock();
}
$this->tpl->setCurrentBlock("adm_content");
$this->tpl->setVariable("BODY_ATTRIBUTES", " onload=\"initialSelect();\"");
$this->tpl->parseCurrentBlock();
}
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| ASS_MultipleChoiceGUI::getCommand | ( | $ | cmd | ) |
Reimplemented from ASS_QuestionGUI.
Definition at line 60 of file class.assMultipleChoiceGUI.php.
References $cmd.
| ASS_MultipleChoiceGUI::getQuestionType | ( | ) |
Returns the question type string.
Returns the question type string
- Returns:
- string The question type string public
Reimplemented from ASS_QuestionGUI.
Definition at line 79 of file class.assMultipleChoiceGUI.php.
{
if ($this->object->get_response() == RESPONSE_SINGLE)
{
return "qt_multiple_choice_sr";
}
else
{
return "qt_multiple_choice_mr";
}
}
| ASS_MultipleChoiceGUI::outOtherQuestionData | ( | ) |
Sets the extra fields i.e.
estimated working time of a question from a posted create/edit form
Sets the extra fields i.e. estimated working time of a question from a posted create/edit form
private
Reimplemented from ASS_QuestionGUI.
Definition at line 359 of file class.assMultipleChoiceGUI.php.
References ilUtil::makeTimeSelect().
Referenced by editQuestion().
{
//echo "<br>ASS_MultipleChoiceGUI->outOtherQuestionData()";
$this->tpl->setCurrentBlock("other_question_data");
$est_working_time = $this->object->getEstimatedWorkingTime();
$this->tpl->setVariable("TEXT_WORKING_TIME", $this->lng->txt("working_time"));
$this->tpl->setVariable("TIME_FORMAT", $this->lng->txt("time_format"));
$this->tpl->setVariable("VALUE_WORKING_TIME", ilUtil::makeTimeSelect("Estimated", false, $est_working_time[h], $est_working_time[m], $est_working_time[s]));
$this->tpl->parseCurrentBlock();
}
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| ASS_MultipleChoiceGUI::outUserSolution | ( | $ | user_id, | |
| $ | test_id | |||
| ) |
Creates an output of the user's solution.
Creates an output of the user's solution
public
Definition at line 779 of file class.assMultipleChoiceGUI.php.
References $right, $user_id, and ilUtil::getImagePath().
{
$results = $this->object->getReachedInformation($user_id, $test_id);
foreach ($this->object->answers as $key => $answer)
{
$selected = 0;
$this->tpl->setCurrentBlock("tablerow");
if ($answer->isStateChecked())
{
$right = 0;
foreach ($results as $reskey => $resvalue)
{
if ($resvalue["value"] == $key)
{
$right = 1;
$selected = 1;
}
}
}
elseif ($answer->isStateUnchecked())
{
$right = 1;
foreach ($results as $reskey => $resvalue)
{
if ($resvalue["value"] == $key)
{
$right = 0;
$selected = 1;
}
}
}
if ($right)
{
$this->tpl->setVariable("ANSWER_IMAGE", ilUtil::getImagePath("right.png", true));
$this->tpl->setVariable("ANSWER_IMAGE_TITLE", $this->lng->txt("answer_is_right"));
}
else
{
$this->tpl->setVariable("ANSWER_IMAGE", ilUtil::getImagePath("wrong.png", true));
$this->tpl->setVariable("ANSWER_IMAGE_TITLE", $this->lng->txt("answer_is_wrong"));
}
if ($this->object->get_response() == RESPONSE_SINGLE)
{
$state = $this->lng->txt("unselected");
}
else
{
$state = $this->lng->txt("checkbox_unchecked");
}
if ($selected)
{
if ($this->object->get_response() == RESPONSE_SINGLE)
{
$state = $this->lng->txt("selected");
}
else
{
$state = $this->lng->txt("checkbox_checked");
}
}
$this->tpl->setVariable("ANSWER_DESCRIPTION", "$state: " . ""<em>" . $answer->get_answertext() . "</em>"");
$this->tpl->parseCurrentBlock();
}
}
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| ASS_MultipleChoiceGUI::outWorkingForm | ( | $ | test_id = "", |
|
| $ | is_postponed = false, |
|||
| $ | showsolution = 0 | |||
| ) |
Creates the question output form for the learner.
Creates the question output form for the learner
public
Definition at line 662 of file class.assMultipleChoiceGUI.php.
References $ilUser, $output, and ASS_QuestionGUI::outQuestionPage().
{
global $ilUser;
$output = $this->outQuestionPage("MULTIPLE_CHOICE_QUESTION", $is_postponed);
// preg_match("/(<div[^<]*?ilc_Question.*?<\/div>)/is", $output, $matches);
// $solutionoutput = $matches[1];
$solutionoutput = preg_replace("/.*?(<div[^<]*?ilc_Question.*?<\/div>).*/", "\\1", $output);
$solutionoutput = preg_replace("/\"mc/", "\"solution_mc", $solutionoutput);
$solutionoutput = preg_replace("/multiple_choice_result/", "solution_multiple_choice_result", $solutionoutput);
// set solutions
if ($test_id)
{
$solutions =& $this->object->getSolutionValues($test_id);
foreach ($solutions as $idx => $solution_value)
{
$repl_str = "dummy=\"mc".$solution_value->value1."\"";
//echo "<br>".htmlentities($repl_str);
$output = str_replace($repl_str, $repl_str." checked=\"checked\"", $output);
}
}
$maxpoints = 0;
$maxindex = -1;
foreach ($this->object->answers as $idx => $answer)
{
if ($answer->get_points() > $maxpoints)
{
$maxpoints = $answer->get_points();
$maxindex = $idx;
}
}
foreach ($this->object->answers as $idx => $answer)
{
if ($this->object->get_response() == RESPONSE_MULTIPLE)
{
if ($answer->isStateChecked() && ($answer->get_points() > 0))
{
$repl_str = "dummy=\"solution_mc$idx\"";
$solutionoutput = str_replace($repl_str, $repl_str." checked=\"checked\"", $solutionoutput);
}
$sol = '(<em>';
$sol .= '<input name="checkbox' . time() . $idx . '" type="checkbox" readonly="readonly" checked="checked" /> = ';
if ($answer->isStateChecked())
{
$sol .= $answer->get_points();
}
else
{
$sol .= "0";
}
$sol .= ' ' . $this->lng->txt("points") . ', ';
$sol .= '<input name="checkbox' . time() . $idx . '" type="checkbox" readonly="readonly" /> = ';
if (!$answer->isStateChecked())
{
$sol .= $answer->get_points();
}
else
{
$sol .= "0";
}
$sol .= ' ' . $this->lng->txt("points");
$sol .= '</em>)';
$solutionoutput = preg_replace("/(<tr.*?dummy=\"solution_mc$idx.*?)<\/tr>/", "\\1<td>" . $sol . "</td></tr>", $solutionoutput);
}
else
{
$sol = '(<em>';
$sol .= '<input name="radio' . time() . $idx . '" type="radio" readonly="readonly" checked="checked" /> = ';
if ($answer->isStateChecked())
{
$sol .= $answer->get_points();
}
else
{
$sol .= "0";
}
$sol .= ' ' . $this->lng->txt("points") . ', ';
$sol .= '<input name="radio' . time() . $idx . '" type="radio" readonly="readonly" /> = ';
if (!$answer->isStateChecked())
{
$sol .= $answer->get_points();
}
else
{
$sol .= "0";
}
$sol .= ' ' . $this->lng->txt("points");
$sol .= '</em>)';
$solutionoutput = preg_replace("/(<tr.*?dummy=\"solution_mc$idx.*?)<\/tr>/", "\\1<td>" . $sol . "</td></tr>", $solutionoutput);
}
}
if (($maxindex > -1) && ($this->object->get_response() == RESPONSE_SINGLE))
{
$repl_str = "dummy=\"solution_mc$maxindex\"";
$solutionoutput = str_replace($repl_str, $repl_str." checked=\"checked\"", $solutionoutput);
}
$solutionoutput = "<p>" . $this->lng->txt("correct_solution_is") . ":</p><p>$solutionoutput</p>";
if ($test_id)
{
$received_points = "<p>" . sprintf($this->lng->txt("you_received_a_of_b_points"), $this->object->getReachedPoints($ilUser->id, $test_id), $this->object->getMaximumPoints()) . "</p>";
}
if (!$showsolution)
{
$solutionoutput = "";
$received_points = "";
}
$this->tpl->setVariable("MULTIPLE_CHOICE_QUESTION", $output.$solutionoutput.$received_points);
}
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| ASS_MultipleChoiceGUI::writePostData | ( | ) |
Evaluates a posted edit form and writes the form data in the question object.
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
Reimplemented from ASS_QuestionGUI.
Definition at line 515 of file class.assMultipleChoiceGUI.php.
References $_GET, $_POST, $result, sendInfo(), ilUtil::stripSlashes(), and ASS_QuestionGUI::writeOtherPostData().
Referenced by add(), addSuggestedSolution(), addTrueFalse(), addYesNo(), and delete().
{
//echo "here!"; exit;
//echo "<br>ASS_MultipleChoiceGUI->writePostData()";
$result = 0;
if ((!$_POST["title"]) or (!$_POST["author"]) or (!$_POST["question"]))
{
$result = 1;
}
if (($result) and (($_POST["cmd"]["add"]) or ($_POST["cmd"]["add_tf"]) or ($_POST["cmd"]["add_yn"])))
{
// You cannot add answers before you enter the required data
sendInfo($this->lng->txt("fill_out_all_required_fields_add_answer"));
$_POST["cmd"]["add"] = "";
$_POST["cmd"]["add_yn"] = "";
$_POST["cmd"]["add_tf"] = "";
}
// Check the creation of new answer text fields
if ($_POST["cmd"]["add"] or $_POST["cmd"]["add_yn"] or $_POST["cmd"]["add_tf"])
{
foreach ($_POST as $key => $value)
{
if (preg_match("/answer_(\d+)/", $key, $matches))
{
if (!$value)
{
$_POST["cmd"]["add"] = "";
$_POST["cmd"]["add_yn"] = "";
$_POST["cmd"]["add_tf"] = "";
sendInfo($this->lng->txt("fill_out_all_answer_fields"));
}
}
}
}
$this->object->setTitle(ilUtil::stripSlashes($_POST["title"]));
$this->object->setAuthor(ilUtil::stripSlashes($_POST["author"]));
$this->object->setComment(ilUtil::stripSlashes($_POST["comment"]));
$questiontext = ilUtil::stripSlashes($_POST["question"], true, "<strong><em><code><cite>");
$questiontext = preg_replace("/\n/", "<br />", $questiontext);
$this->object->set_question($questiontext);
$this->object->setSuggestedSolution($_POST["solution_hint"], 0);
$this->object->setShuffle($_POST["shuffle"]);
$saved = $this->writeOtherPostData($result);
// Delete all existing answers and create new answers from the form data
$this->object->flush_answers();
// Add all answers from the form into the object
if ($this->object->get_response() == RESPONSE_SINGLE)
{
// ...for multiple choice with single response
foreach ($_POST as $key => $value)
{
if (preg_match("/answer_(\d+)/", $key, $matches))
{
$points = $_POST["points_$matches[1]"];
if (preg_match("/\d+/", $points))
{
if ($points < 0)
{
$points = 0.0;
sendInfo($this->lng->txt("negative_points_not_allowed"), true);
}
}
else
{
$points = 0.0;
}
$this->object->add_answer(
ilUtil::stripSlashes($_POST["$key"]),
ilUtil::stripSlashes($points),
ilUtil::stripSlashes(1),
ilUtil::stripSlashes($matches[1])
);
}
}
}
else
{
// ...for multiple choice with multiple response
foreach ($_POST as $key => $value)
{
if (preg_match("/answer_(\d+)/", $key, $matches))
{
$points = $_POST["points_$matches[1]"];
if (preg_match("/\d+/", $points))
{
if ($points < 0)
{
$points = 0.0;
sendInfo($this->lng->txt("negative_points_not_allowed"), true);
}
}
else
{
$points = 0.0;
}
$this->object->add_answer(
ilUtil::stripSlashes($_POST["$key"]),
ilUtil::stripSlashes($points),
ilUtil::stripSlashes($_POST["status_$matches[1]"]),
ilUtil::stripSlashes($matches[1])
);
}
}
}
// After adding all questions from the form we have to check if the learner pressed a delete button
foreach ($_POST as $key => $value)
{
// was one of the answers deleted
if (preg_match("/delete_(\d+)/", $key, $matches))
{
$this->object->delete_answer($matches[1]);
}
}
// Set the question id from a hidden form parameter
if ($_POST["multiple_choice_id"] > 0)
{
$this->object->setId($_POST["multiple_choice_id"]);
}
if ($saved)
{
// If the question was saved automatically before an upload, we have to make
// sure, that the state after the upload is saved. Otherwise the user could be
// irritated, if he presses cancel, because he only has the question state before
// the upload process.
$this->object->saveToDb();
$_GET["q_id"] = $this->object->getId();
}
return $result;
}
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The documentation for this class was generated from the following file:
- assessment/classes/class.assMultipleChoiceGUI.php
