public function test_quiz_number_of_pages() {
$this->assertEquals(quiz_number_of_pages('0'), 1);
$this->assertEquals(quiz_number_of_pages('0,0'), 2);
$this->assertEquals(quiz_number_of_pages('0,0,0'), 3);
$this->assertEquals(quiz_number_of_pages('1,0'), 1);
$this->assertEquals(quiz_number_of_pages('1,2,0'), 1);
$this->assertEquals(quiz_number_of_pages('1,0,2,0'), 2);
$this->assertEquals(quiz_number_of_pages('1,2,3,0'), 1);
$this->assertEquals(quiz_number_of_pages('1,2,3,0'), 1);
$this->assertEquals(quiz_number_of_pages('0,1,0,0,2,0'), 4);
}
$PAGE->requires->yui2_lib('container');
$PAGE->requires->yui2_lib('dragdrop');
$PAGE->requires->skip_link_to('questionbank', get_string('skipto', 'access', get_string('questionbank', 'question')));
$PAGE->requires->skip_link_to('quizcontentsblock', get_string('skipto', 'access', get_string('questionsinthisquiz', 'quiz')));
$PAGE->set_title(get_string('editingquizx', 'quiz', format_string($quiz->name)));
$PAGE->set_heading($course->fullname);
$node = $PAGE->settingsnav->find('mod_quiz_edit', navigation_node::TYPE_SETTING);
if ($node) {
$node->make_active();
}
echo $OUTPUT->header();
// Initialise the JavaScript.
$quizeditconfig = new stdClass();
$quizeditconfig->url = $thispageurl->out(true, array('qbanktool' => '0'));
$quizeditconfig->dialoglisteners = array();
$numberoflisteners = max(quiz_number_of_pages($quiz->questions), 1);
for ($pageiter = 1; $pageiter <= $numberoflisteners; $pageiter++) {
$quizeditconfig->dialoglisteners[] = 'addrandomdialoglaunch_' . $pageiter;
}
$PAGE->requires->data_for_js('quiz_edit_config', $quizeditconfig);
$PAGE->requires->js('/question/qengine.js');
$PAGE->requires->js('/mod/quiz/edit.js');
$PAGE->requires->js_init_call('quiz_edit_init');
// Print the tabs to switch mode.
if ($quiz_reordertool) {
$currenttab = 'reorder';
} else {
$currenttab = 'edit';
}
$tabs = array(array(new tabobject('edit', new moodle_url($thispageurl, array('reordertool' => 0)), get_string('editingquiz', 'quiz')), new tabobject('reorder', new moodle_url($thispageurl, array('reordertool' => 1)), get_string('orderingquiz', 'quiz'))));
print_tabs($tabs, $currenttab);
/**
* Add a question to a quiz
*
* Adds a question to a quiz by updating $quiz as well as the
* quiz and quiz_question_instances tables. It also adds a page break
* if required.
* @param int $id The id of the question to be added
* @param object $quiz The extended quiz object as used by edit.php
* This is updated by this function
* @param int $page Which page in quiz to add the question on. If 0 (default),
* add at the end
* @return bool false if the question was already in the quiz
*/
function quiz_add_quiz_question($id, $quiz, $page = 0) {
global $DB;
$questions = explode(',', quiz_clean_layout($quiz->questions));
if (in_array($id, $questions)) {
return false;
}
// Remove ending page break if it is not needed.
if ($breaks = array_keys($questions, 0)) {
// Determine location of the last two page breaks.
$end = end($breaks);
$last = prev($breaks);
$last = $last ? $last : -1;
if (!$quiz->questionsperpage || (($end - $last - 1) < $quiz->questionsperpage)) {
array_pop($questions);
}
}
if (is_int($page) && $page >= 1) {
$numofpages = quiz_number_of_pages($quiz->questions);
if ($numofpages<$page) {
// The page specified does not exist in quiz.
$page = 0;
} else {
// Add ending page break - the following logic requires doing
// this at this point.
$questions[] = 0;
$currentpage = 1;
$addnow = false;
foreach ($questions as $question) {
if ($question == 0) {
$currentpage++;
// The current page is the one after the one we want to add on,
// so we add the question before adding the current page.
if ($currentpage == $page + 1) {
$questions_new[] = $id;
}
}
$questions_new[] = $question;
}
$questions = $questions_new;
}
}
if ($page == 0) {
// Add question.
$questions[] = $id;
// Add ending page break.
$questions[] = 0;
}
// Save new questionslist in database.
$quiz->questions = implode(',', $questions);
$DB->set_field('quiz', 'questions', $quiz->questions, array('id' => $quiz->id));
// Add the new question instance.
$instance = new stdClass();
$instance->quiz = $quiz->id;
$instance->question = $id;
$instance->grade = $DB->get_field('question', 'defaultmark', array('id' => $id));
$DB->insert_record('quiz_question_instances', $instance);
}
?>
<script type="text/javascript">
// Do nothing, but you have to have a script tag before a noscript tag.
</script>
<noscript>
<div>
<?php
print_heading(get_string('noscript', 'quiz'));
?>
</div>
</noscript>
<?php
}
echo '<div>';
/// Print the navigation panel if required
$numpages = quiz_number_of_pages($attempt->layout);
if ($numpages > 1) {
quiz_print_navigation_panel($page, $numpages);
}
/// Print all the questions
$number = quiz_first_questionnumber($attempt->layout, $pagelist);
foreach ($pagequestions as $i) {
$options = quiz_get_renderoptions($quiz->review, $states[$i]);
// Print the question
print_question($questions[$i], $states[$i], $number, $quiz, $options);
save_question_session($questions[$i], $states[$i]);
$number += $questions[$i]->length;
}
/// Print the submit buttons
$strconfirmattempt = addslashes(get_string("confirmclose", "quiz"));
$onclick = "return confirm('{$strconfirmattempt}')";
/**
* Add a question to a quiz
*
* Adds a question to a quiz by updating $quiz as well as the
* quiz and quiz_question_instances tables. It also adds a page break
* if required.
* @return boolean false if the question was already in the quiz
* @param int $id The id of the question to be added
* @param object $quiz The extended quiz object as used by edit.php
* This is updated by this function
* @param int $page Which page in quiz to add the question on; if 0 (default), add at the end
*/
function quiz_add_quiz_question($id, &$quiz, $page = 0)
{
global $DB;
$questions = explode(',', $quiz->questions);
if (in_array($id, $questions)) {
return false;
}
// remove ending page break if it is not needed
if ($breaks = array_keys($questions, 0)) {
// determine location of the last two page breaks
$end = end($breaks);
$last = prev($breaks);
$last = $last ? $last : -1;
if (!$quiz->questionsperpage || $end - $last - 1 < $quiz->questionsperpage) {
array_pop($questions);
}
}
if (is_int($page) && $page >= 1) {
$numofpages = quiz_number_of_pages($quiz->questions);
if ($numofpages < $page) {
//the page specified does not exist in quiz
$page = 0;
} else {
// add ending page break - the following logic requires doing
//this at this point
$questions[] = 0;
$currentpage = 1;
$addnow = false;
foreach ($questions as $question) {
if ($question == 0) {
$currentpage++;
//The current page is the one after the one we want to add on,
//so we add the question before adding the current page.
if ($currentpage == $page + 1) {
$questions_new[] = $id;
}
}
$questions_new[] = $question;
}
$questions = $questions_new;
}
}
if ($page == 0) {
// add question
$questions[] = $id;
// add ending page break
$questions[] = 0;
}
// Save new questionslist in database
$quiz->questions = implode(',', $questions);
if (!$DB->set_field('quiz', 'questions', $quiz->questions, array('id' => $quiz->id))) {
print_error('cannotsavequestion', 'quiz');
}
// update question grades
$quiz->grades[$id] = $DB->get_field('question', 'defaultgrade', array('id' => $id));
quiz_update_question_instance($quiz->grades[$id], $id, $quiz->instance);
return true;
}
$sloodle->response->quick_output(-701, 'QUIZ', 'Quiz not available.', FALSE);
exit;
}
if ($finishattempt) {
// redirect('review.php?attempt='.$attempt->id);
//$sloodle->response->quick_output(-701, 'QUIZ', 'Got to finishattempt - but do not yet have Sloodle code to handle it.', FALSE);
//exit();
}
/// Print the quiz page ////////////////////////////////////////////////////////
if (!$isnotify) {
$pagequestions = explode(',', $pagelist);
$lastquestion = count($pagequestions);
// Only output quiz data if a question has not been requetsed
if ($limittoquestion == 0) {
$output[] = array('quiz', $quiz->attempts, $quiz->name, $quiz->timelimit, $quiz->id, $lastquestion);
$output[] = array('quizpages', quiz_number_of_pages($attempt->layout), $page, $pagelist);
}
// We will keep track of question numbers local to this quiz
$localqnum = 0;
/// Print all the questions
$number = quiz_first_questionnumber($attempt->layout, $pagelist);
foreach ($pagequestions as $i) {
$options = quiz_get_renderoptions($quiz->review, $states[$i]);
// Print the question
// var_dump($questions[$i]);
$q = $questions[$i];
$localqnum++;
if ($limittoquestion == $q->id) {
//echo "<hr>"; print_r($q); echo "<hr>";
// Make sure the variables exist (avoids warnings!)
if (!isset($q->single)) {