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Various quiz changes. Most importantly is the new framework for importing

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quiz questions.   Importing works but is still being tested.
This commit is contained in:
moodler 2003-02-16 07:08:57 +00:00
parent 4270bba267
commit 49220fa70c
15 changed files with 695 additions and 152 deletions
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166
mod/quiz/question.php
View file

@ -34,7 +34,7 @@
}
$question->category = $category->id;
$question->qtype = $qtype;
$question->qtype = $qtype;
} else {
error("Must specify question id or category");
@ -97,16 +97,20 @@
if ($form = data_submitted()) {
// First, save the basic question itself
$question->name = $form->name;
$question->questiontext = $form->questiontext;
if (empty($form->image)) {
$question->image = "";
} else {
$question->image = $form->image;
}
$question->category = $form->category;
if (!$err = formcheck($question)) {
if ($err = formcheck($question)) {
notify(get_string("someerrorswerefound"));
} else {
if (!empty($question->id)) { // Question already exists
if (!update_record("quiz_questions", $question)) {
@ -119,147 +123,21 @@
}
// Now to save all the answers and type-specific options
switch ($question->qtype) {
case SHORTANSWER:
// Delete all the old answers
// FIXME - instead of deleting, update existing answers
// so as not to break existing references to them
delete_records("quiz_answers", "question", $question->id);
delete_records("quiz_shortanswer", "question", $question->id);
$answers = array();
$maxfraction = -1;
// Insert all the new answers
foreach ($form->answer as $key => $formanswer) {
if ($formanswer != "") {
unset($answer);
$answer->answer = $formanswer;
$answer->question = $question->id;
$answer->fraction = $fraction[$key];
$answer->feedback = $feedback[$key];
if (!$answer->id = insert_record("quiz_answers", $answer)) {
error("Could not insert quiz answer!");
}
$answers[] = $answer->id;
if ($fraction[$key] > $maxfraction) {
$maxfraction = $fraction[$key];
}
}
}
unset($options);
$options->question = $question->id;
$options->answers = implode(",",$answers);
$options->usecase = $form->usecase;
if (!insert_record("quiz_shortanswer", $options)) {
error("Could not insert quiz shortanswer options!");
}
/// Perform sanity checks on fractional grades
if ($maxfraction != 1) {
$maxfraction = $maxfraction * 100;
notice_yesno(get_string("fractionsnomax", "quiz", $maxfraction), "question.php?id=$question->id", "edit.php");
print_footer($course);
exit;
}
break;
case TRUEFALSE:
// FIXME - instead of deleting, update existing answers
// so as not to break existing references to them
delete_records("quiz_answers", "question", $question->id);
delete_records("quiz_truefalse", "question", $question->id);
$true->answer = get_string("true", "quiz");
$true->question = $question->id;
$true->fraction = $form->answer;
$true->feedback = $form->feedbacktrue;
if (!$true->id = insert_record("quiz_answers", $true)) {
error("Could not insert quiz answer \"true\")!");
}
$false->answer = get_string("false", "quiz");
$false->question = $question->id;
$false->fraction = 1 - (int)$form->answer;
$false->feedback = $form->feedbackfalse;
if (!$false->id = insert_record("quiz_answers", $false)) {
error("Could not insert quiz answer \"false\")!");
}
unset($options);
$options->question = $question->id;
$options->trueanswer = $true->id;
$options->falseanswer = $false->id;
if (!insert_record("quiz_truefalse", $options)) {
error("Could not insert quiz truefalse options!");
}
break;
case MULTICHOICE:
// FIXME - instead of deleting, update existing answers
// so as not to break existing references to them
delete_records("quiz_answers", "question", $question->id);
delete_records("quiz_multichoice", "question", $question->id);
$totalfraction = 0;
$maxfraction = -1;
$answers = array();
// Insert all the new answers
foreach ($form->answer as $key => $formanswer) {
if ($formanswer != "") {
unset($answer);
$answer->answer = $formanswer;
$answer->question = $question->id;
$answer->fraction = $fraction[$key];
$answer->feedback = $feedback[$key];
if (!$answer->id = insert_record("quiz_answers", $answer)) {
error("Could not insert quiz answer!");
}
$answers[] = $answer->id;
if ($fraction[$key] > 0) { // Sanity checks
$totalfraction += $fraction[$key];
}
if ($fraction[$key] > $maxfraction) {
$maxfraction = $fraction[$key];
}
}
}
unset($options);
$options->question = $question->id;
$options->answers = implode(",",$answers);
$options->single = $form->single;
if (!insert_record("quiz_multichoice", $options)) {
error("Could not insert quiz multichoice options!");
}
/// Perform sanity checks on fractional grades
if ($options->single) {
if ($maxfraction != 1) {
$maxfraction = $maxfraction * 100;
notice_yesno(get_string("fractionsnomax", "quiz", $maxfraction), "question.php?id=$question->id", "edit.php");
print_footer($course);
exit;
}
} else {
$totalfraction = round($totalfraction,2);
if ($totalfraction != 1) {
$totalfraction = $totalfraction * 100;
notice_yesno(get_string("fractionsaddwrong", "quiz", $totalfraction), "question.php?id=$question->id", "edit.php");
print_footer($course);
exit;
}
}
break;
case RANDOM:
echo "<P>Not supported yet</P>";
break;
default:
error("Non-existent question type!");
break;
$form->id = $question->id;
$form->qtype = $question->qtype;
$form->category = $question->category;
$result = quiz_save_question_options($form);
if (!empty($result->error)) {
error($result->error);
}
if (!empty($result->notice)) {
notice_yesno($result->notice, "question.php?id=$question->id", "edit.php");
print_footer($course);
exit;
}
redirect("edit.php");