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questionnaire.class.php
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questionnaire.class.php
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<?php
// This file is part of Moodle - http://moodle.org/
//
// Moodle is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// Moodle is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with Moodle. If not, see <http://www.gnu.org/licenses/>.
require_once($CFG->dirroot.'/mod/questionnaire/questiontypes/questiontypes.class.php');
class questionnaire {
// Class Properties.
/*
* The survey record.
* @var object $survey
*/
// Todo var $survey; TODO.
// Class Methods.
/*
* The class constructor
*
*/
public function __construct($id = 0, $questionnaire = null, &$course, &$cm, $addquestions = true) {
global $DB;
if ($id) {
$questionnaire = $DB->get_record('questionnaire', array('id' => $id));
}
if (is_object($questionnaire)) {
$properties = get_object_vars($questionnaire);
foreach ($properties as $property => $value) {
$this->$property = $value;
}
}
if (!empty($this->sid)) {
$this->add_survey($this->sid);
}
$this->course = $course;
$this->cm = $cm;
// When we are creating a brand new questionnaire, we will not yet have a context.
if (!empty($cm) && !empty($this->id)) {
$this->context = context_module::instance($cm->id);
} else {
$this->context = null;
}
if ($addquestions && !empty($this->sid)) {
$this->add_questions($this->sid);
}
$this->usehtmleditor = can_use_html_editor();
// Load the capabilities for this user and questionnaire, if not creating a new one.
if (!empty($this->cm->id)) {
$this->capabilities = questionnaire_load_capabilities($this->cm->id);
}
}
/**
* Adding a survey record to the object.
*
*/
public function add_survey($sid = 0, $survey = null) {
global $DB;
if ($sid) {
$this->survey = $DB->get_record('questionnaire_survey', array('id' => $sid));
} else if (is_object($survey)) {
$this->survey = clone($survey);
}
}
/**
* Adding questions to the object.
*/
public function add_questions($sid = false, $section = false) {
global $DB;
if ($sid === false) {
$sid = $this->sid;
}
if (!isset($this->questions)) {
$this->questions = array();
$this->questionsbysec = array();
}
$select = 'survey_id = '.$sid.' AND deleted != \'y\'';
if ($records = $DB->get_records_select('questionnaire_question', $select, null, 'position')) {
$sec = 1;
$isbreak = false;
foreach ($records as $record) {
$this->questions[$record->id] = new questionnaire_question(0, $record, $this->context);
if ($record->type_id != QUESPAGEBREAK) {
$this->questionsbysec[$sec][$record->id] = &$this->questions[$record->id];
$isbreak = false;
} else {
// Sanity check: no section break allowed as first position, no 2 consecutive section breaks.
if ($record->position != 1 && $isbreak == false) {
$sec++;
$isbreak = true;
}
}
}
}
}
public function view() {
global $CFG, $USER, $PAGE, $OUTPUT;
$PAGE->set_title(format_string($this->name));
$PAGE->set_heading(format_string($this->course->fullname));
// Initialise the JavaScript.
$PAGE->requires->js_init_call('M.mod_questionnaire.init_attempt_form', null, false, questionnaire_get_js_module());
echo $OUTPUT->header();
$questionnaire = $this;
if (!$this->cm->visible && !$this->capabilities->viewhiddenactivities) {
notice(get_string("activityiscurrentlyhidden"));
}
if (!$this->capabilities->view) {
echo('<br/>');
questionnaire_notify(get_string("guestsno", "questionnaire", $this->name));
echo('<div><a href="'.$CFG->wwwroot.'/course/view.php?id='.$this->course->id.'">'.
get_string("continue").'</a></div>');
exit;
}
// Print the main part of the page.
if (!$this->is_active()) {
echo '<div class="notifyproblem">'
.get_string('notavail', 'questionnaire')
.'</div>';
} else if (!$this->is_open()) {
echo '<div class="notifyproblem">'
.get_string('notopen', 'questionnaire', userdate($this->opendate))
.'</div>';
} else if ($this->is_closed()) {
echo '<div class="notifyproblem">'
.get_string('closed', 'questionnaire', userdate($this->closedate))
.'</div>';
} else if (!$this->user_is_eligible($USER->id)) {
echo '<div class="notifyproblem">'
.get_string('noteligible', 'questionnaire')
.'</div>';
} else if ($this->user_can_take($USER->id)) {
$sid = $this->sid;
$quser = $USER->id;
if ($this->survey->realm == 'template') {
print_string('templatenotviewable', 'questionnaire');
echo $OUTPUT->footer($this->course);
exit();
}
$msg = $this->print_survey($USER->id, $quser);
// If Survey was submitted with all required fields completed ($msg is empty),
// then record the submittal.
$viewform = data_submitted($CFG->wwwroot."/mod/questionnaire/complete.php");
if (!empty($viewform->rid)) {
$viewform->rid = (int)$viewform->rid;
}
if (!empty($viewform->sec)) {
$viewform->sec = (int)$viewform->sec;
}
if (data_submitted() && confirm_sesskey() && isset($viewform->submit) && isset($viewform->submittype) &&
($viewform->submittype == "Submit Survey") && empty($msg)) {
$this->response_delete($viewform->rid, $viewform->sec);
$this->rid = $this->response_insert($this->survey->id, $viewform->sec, $viewform->rid, $quser);
$this->response_commit($this->rid);
// If it was a previous save, rid is in the form...
if (!empty($viewform->rid) && is_numeric($viewform->rid)) {
$rid = $viewform->rid;
// Otherwise its in this object.
} else {
$rid = $this->rid;
}
questionnaire_record_submission($this, $USER->id, $rid);
if ($this->grade != 0) {
$questionnaire = new Object();
$questionnaire->id = $this->id;
$questionnaire->name = $this->name;
$questionnaire->grade = $this->grade;
$questionnaire->cmidnumber = $this->cm->idnumber;
$questionnaire->courseid = $this->course->id;
questionnaire_update_grades($questionnaire, $quser);
}
// Update completion state.
$completion = new completion_info($this->course);
if ($completion->is_enabled($this->cm) && $this->completionsubmit) {
$completion->update_state($this->cm, COMPLETION_COMPLETE);
}
add_to_log($this->course->id, "questionnaire", "submit", "view.php?id={$this->cm->id}", "{$this->name}",
$this->cm->id, $USER->id);
$this->response_send_email($this->rid);
$this->response_goto_thankyou();
}
} else {
switch ($this->qtype) {
case QUESTIONNAIREDAILY:
$msgstring = ' '.get_string('today', 'questionnaire');
break;
case QUESTIONNAIREWEEKLY:
$msgstring = ' '.get_string('thisweek', 'questionnaire');
break;
case QUESTIONNAIREMONTHLY:
$msgstring = ' '.get_string('thismonth', 'questionnaire');
break;
default:
$msgstring = '';
break;
}
echo ('<div class="notifyproblem">'.get_string("alreadyfilled", "questionnaire", $msgstring).'</div>');
}
// Finish the page.
echo $OUTPUT->footer($this->course);
}
/*
* Function to view an entire responses data.
*
*/
public function view_response($rid, $blankquestionnaire=false) {
global $OUTPUT;
$this->print_survey_start('', 1, 1, 0, $rid, false);
$data = new Object();
$i = 0;
$this->response_import_all($rid, $data);
foreach ($this->questions as $question) {
if ($question->type_id < QUESPAGEBREAK) {
$i++;
}
if ($question->type_id != QUESPAGEBREAK) {
$question->response_display($data, $i);
}
}
}
/*
* Function to view an entire responses data.
*
*/
public function view_all_responses($resps) {
global $qtypenames, $OUTPUT;
$this->print_survey_start('', 1, 1, 0);
// If a student's responses have been deleted by teacher while student was viewing the report,
// then responses may have become empty, hence this test is necessary.
if ($resps) {
foreach ($resps as $resp) {
$data[$resp->id] = new Object();
$this->response_import_all($resp->id, $data[$resp->id]);
}
$i = 0;
foreach ($this->questions as $question) {
if ($question->type_id < QUESPAGEBREAK) {
$i++;
}
$qid = 'q'.$question->id;
if ($question->type_id != QUESPAGEBREAK) {
$method = $qtypenames[$question->type_id].'_response_display';
if (method_exists($question, $method)) {
echo $OUTPUT->box_start('individualresp');
$question->questionstart_survey_display($i);
foreach ($data as $respid => $respdata) {
$hasresp = false;
foreach ($respdata as $key => $value) {
$pos = strpos($key, $qid);
if ($hasresp = preg_match("/$qid(_|$)/", $key)) {
break;
}
}
// Do not display empty responses.
if ($hasresp) {
echo '<div class="respdate">'.userdate($resps[$respid]->submitted).'</div>';
$question->$method($respdata);
}
}
$question->questionend_survey_display($i);
echo $OUTPUT->box_end();
} else {
print_error('displaymethod', 'questionnaire');
}
}
}
} else {
echo (get_string('noresponses', 'questionnaire'));
}
$this->print_survey_end(1, 1);
}
// Access Methods.
public function is_active() {
return (!empty($this->survey));
}
public function is_open() {
return ($this->opendate > 0) ? ($this->opendate < time()) : true;
}
public function is_closed() {
return ($this->closedate > 0) ? ($this->closedate < time()) : false;
}
public function user_can_take($userid) {
if (!$this->is_active() || !$this->user_is_eligible($userid)) {
return false;
} else if ($this->qtype == QUESTIONNAIREUNLIMITED) {
return true;
} else if ($userid > 0) {
return $this->user_time_for_new_attempt($userid);
} else {
return false;
}
}
public function user_is_eligible($userid) {
return ($this->capabilities->view && $this->capabilities->submit);
}
public function user_time_for_new_attempt($userid) {
global $DB;
$select = 'qid = '.$this->id.' AND userid = '.$userid;
if (!($attempts = $DB->get_records_select('questionnaire_attempts', $select, null, 'timemodified DESC'))) {
return true;
}
$attempt = reset($attempts);
$timenow = time();
switch ($this->qtype) {
case QUESTIONNAIREUNLIMITED:
$cantake = true;
break;
case QUESTIONNAIREONCE:
$cantake = false;
break;
case QUESTIONNAIREDAILY:
$attemptyear = date('Y', $attempt->timemodified);
$currentyear = date('Y', $timenow);
$attemptdayofyear = date('z', $attempt->timemodified);
$currentdayofyear = date('z', $timenow);
$cantake = (($attemptyear < $currentyear) ||
(($attemptyear == $currentyear) && ($attemptdayofyear < $currentdayofyear)));
break;
case QUESTIONNAIREWEEKLY:
$attemptyear = date('Y', $attempt->timemodified);
$currentyear = date('Y', $timenow);
$attemptweekofyear = date('W', $attempt->timemodified);
$currentweekofyear = date('W', $timenow);
$cantake = (($attemptyear < $currentyear) ||
(($attemptyear == $currentyear) && ($attemptweekofyear < $currentweekofyear)));
break;
case QUESTIONNAIREMONTHLY:
$attemptyear = date('Y', $attempt->timemodified);
$currentyear = date('Y', $timenow);
$attemptmonthofyear = date('n', $attempt->timemodified);
$currentmonthofyear = date('n', $timenow);
$cantake = (($attemptyear < $currentyear) ||
(($attemptyear == $currentyear) && ($attemptmonthofyear < $currentmonthofyear)));
break;
default:
$cantake = false;
break;
}
return $cantake;
}
public function is_survey_owner() {
return (!empty($this->survey->owner) && ($this->course->id == $this->survey->owner));
}
public function can_view_response($rid) {
global $USER, $DB;
if (!empty($rid)) {
$response = $DB->get_record('questionnaire_response', array('id' => $rid));
// If the response was not found, can't view it.
if (empty($response)) {
return false;
}
// If the response belongs to a different survey than this one, can't view it.
if ($response->survey_id != $this->survey->id) {
return false;
}
// If you can view all responses always, then you can view it.
if ($this->capabilities->readallresponseanytime) {
return true;
}
// If you are allowed to view this response for another user.
if ($this->capabilities->readallresponses &&
($this->resp_view == QUESTIONNAIRE_STUDENTVIEWRESPONSES_ALWAYS ||
($this->resp_view == QUESTIONNAIRE_STUDENTVIEWRESPONSES_WHENCLOSED && $this->is_closed()) ||
($this->resp_view == QUESTIONNAIRE_STUDENTVIEWRESPONSES_WHENANSWERED && !$this->user_can_take($USER->id)))) {
return true;
}
// If you can read your own response.
if (($response->username == $USER->id) && $this->capabilities->readownresponses &&
($this->count_submissions($USER->id) > 0)) {
return true;
}
} else {
// If you can view all responses always, then you can view it.
if ($this->capabilities->readallresponseanytime) {
return true;
}
// If you are allowed to view this response for another user.
if ($this->capabilities->readallresponses &&
($this->resp_view == QUESTIONNAIRE_STUDENTVIEWRESPONSES_ALWAYS ||
($this->resp_view == QUESTIONNAIRE_STUDENTVIEWRESPONSES_WHENCLOSED && $this->is_closed()) ||
($this->resp_view == QUESTIONNAIRE_STUDENTVIEWRESPONSES_WHENANSWERED && !$this->user_can_take($USER->id)))) {
return true;
}
// If you can read your own response.
if ($this->capabilities->readownresponses && ($this->count_submissions($USER->id) > 0)) {
return true;
}
}
}
public function count_submissions($userid=false) {
global $DB;
if (!$userid) {
// Provide for groups setting.
return $DB->count_records('questionnaire_response', array('survey_id' => $this->sid, 'complete' => 'y'));
} else {
return $DB->count_records('questionnaire_response', array('survey_id' => $this->sid, 'username' => $userid,
'complete' => 'y'));
}
}
private function has_required($section = 0) {
if (empty($this->questions)) {
return false;
} else if ($section <= 0) {
foreach ($this->questions as $question) {
if ($question->required == 'y') {
return true;
}
}
} else {
foreach ($this->questionsbysec[$section] as $question) {
if ($question->required == 'y') {
return true;
}
}
}
return false;
}
// Display Methods.
public function print_survey($userid=false, $quser) {
global $SESSION, $DB, $CFG;
$formdata = new stdClass();
if (data_submitted() && confirm_sesskey()) {
$formdata = data_submitted();
}
$formdata->rid = $this->get_response($quser);
// If student saved a "resume" questionnaire OR left a questionnaire unfinished
// and there are more pages than one find the page of the last answered question.
if (!empty($formdata->rid) && (empty($formdata->sec) || intval($formdata->sec) < 1)) {
$formdata->sec = $this->response_select_max_sec($formdata->rid);
}
if (empty($formdata->sec)) {
$formdata->sec = 1;
} else {
$formdata->sec = (intval($formdata->sec) > 0) ? intval($formdata->sec) : 1;
}
$numsections = isset($this->questionsbysec) ? count($this->questionsbysec) : 0; // Indexed by section.
$msg = '';
$action = $CFG->wwwroot.'/mod/questionnaire/complete.php?id='.$this->cm->id;
// TODO - Need to rework this. Too much crossover with ->view method.
// Skip logic :: if this is page 1, it cannot be the end page with no questions on it!
if ($formdata->sec == 1) {
$SESSION->questionnaire->end = false;
}
// Skip logic: reset this just in case.
$SESSION->questionnaire->nbquestionsonpage = '';
if (!empty($formdata->submit)) {
// Skip logic: we have reached the last page without any questions on it.
if (isset($SESSION->questionnaire->end) && $SESSION->questionnaire->end == true) {
return;
}
$msg = $this->response_check_format($formdata->sec, $formdata);
if (empty($msg)) {
return;
}
}
if (!empty($formdata->resume) && ($this->resume)) {
$this->response_delete($formdata->rid, $formdata->sec);
$formdata->rid = $this->response_insert($this->survey->id, $formdata->sec, $formdata->rid, $quser, $resume = true);
$this->response_goto_saved($action);
return;
}
// Save each section 's $formdata somewhere in case user returns to that page when navigating the questionnaire.
if (!empty($formdata->next)) {
$this->response_delete($formdata->rid, $formdata->sec);
$formdata->rid = $this->response_insert($this->survey->id, $formdata->sec, $formdata->rid, $quser);
$msg = $this->response_check_format($formdata->sec, $formdata);
if ( $msg ) {
$formdata->next = '';
} else {
// Skip logic.
$formdata->sec++;
if (questionnaire_has_dependencies($this->questions)) {
$nbquestionsonpage = questionnaire_nb_questions_on_page($this->questions,
$this->questionsbysec[$formdata->sec], $formdata->rid);
while (count($nbquestionsonpage) == 0) {
$formdata->sec++;
// We have reached the end of questionnaire on a page without any question left.
if ($formdata->sec > $numsections) {
$SESSION->questionnaire->end = true; // End of questionnaire reached on a no questions page.
break;
}
$nbquestionsonpage = questionnaire_nb_questions_on_page($this->questions,
$this->questionsbysec[$formdata->sec], $formdata->rid);
}
$SESSION->questionnaire->nbquestionsonpage = $nbquestionsonpage;
}
}
}
if (!empty($formdata->prev)) {
$this->response_delete($formdata->rid, $formdata->sec);
// Skip logic: do not insert responses when going to previous page if current page contains dependquestions.
$caninsertresponse = true;
// If skip logic and this is last page reached with no questions,
// unlock questionnaire->end to allow navigate back to previous page.
if (isset($SESSION->questionnaire->end) && $SESSION->questionnaire->end == true) {
$SESSION->questionnaire->end = false;
$formdata->sec --;
}
// If this page does contains child questions, allow navigating back without checking the responses.
foreach ($this->questionsbysec[$formdata->sec] as $question) {
if ($question->dependquestion != 0) {
$caninsertresponse = false;
break;
}
}
if ($caninsertresponse) {
$formdata->rid = $this->response_insert($this->survey->id, $formdata->sec, $formdata->rid, $quser);
// Prevent navigation to previous page if required questions are empty or not correct (and NOT skip logic mode).
// $msg = $this->response_check_format($formdata->sec, $formdata); // commented out to allow going back when skip logic in place without answering required questions
}
if ( $msg ) {
$formdata->prev = '';
} else {
$formdata->sec--;
// Skip logic.
if (questionnaire_has_dependencies($this->questions)) {
$nbquestionsonpage = questionnaire_nb_questions_on_page($this->questions,
$this->questionsbysec[$formdata->sec], $formdata->rid);
while (count($nbquestionsonpage) == 0) {
$formdata->sec--;
$nbquestionsonpage = questionnaire_nb_questions_on_page($this->questions,
$this->questionsbysec[$formdata->sec], $formdata->rid);
}
$SESSION->questionnaire->nbquestionsonpage = $nbquestionsonpage;
}
}
}
if (!empty($formdata->rid)) {
$this->response_import_sec($formdata->rid, $formdata->sec, $formdata);
}
$formdatareferer = !empty($formdata->referer) ? htmlspecialchars($formdata->referer) : '';
$formdatarid = isset($formdata->rid) ? $formdata->rid : '0';
echo '<div class="generalbox">';
echo '
<form id="phpesp_response" method="post" action="'.$action.'">
<div>
<input type="hidden" name="referer" value="'.$formdatareferer.'" />
<input type="hidden" name="a" value="'.$this->id.'" />
<input type="hidden" name="sid" value="'.$this->survey->id.'" />
<input type="hidden" name="rid" value="'.$formdatarid.'" />
<input type="hidden" name="sec" value="'.$formdata->sec.'" />
<input type="hidden" name="sesskey" value="'.sesskey().'" />
</div>
';
if (isset($this->questions) && $numsections) { // Sanity check.
$this->survey_render($formdata->sec, $msg, $formdata);
echo '<div class="notice" style="padding: 0.5em 0 0.5em 0.2em;"><div class="buttons">';
if ($formdata->sec > 1) {
echo '<input type="submit" name="prev" value="<< '.get_string('previouspage', 'questionnaire').'" />';
}
if ($this->resume) {
echo '<input type="submit" name="resume" value="'.get_string('save', 'questionnaire').'" />';
}
// Add a 'hidden' variable for the mod's 'view.php', and use a language variable for the submit button.
if ($formdata->sec == $numsections) {
echo '
<div><input type="hidden" name="submittype" value="Submit Survey" />
<input type="submit" name="submit" value="'.get_string('submitsurvey', 'questionnaire').'" /></div>';
} else {
echo ' <div><input type="submit" name="next" value="'.
get_string('nextpage', 'questionnaire').' >>" /></div>';
}
echo '</div></div>'; // Divs notice & buttons.
echo '</form>';
echo '</div>'; // Div class="generalbox".
return $msg;
} else {
echo '<p>'.get_string('noneinuse', 'questionnaire').'</p>';
echo '</form>';
echo '</div>';
}
}
private function survey_render($section = 1, $message = '', &$formdata) {
$this->usehtmleditor = null;
if (empty($section)) {
$section = 1;
}
$numsections = isset($this->questionsbysec) ? count($this->questionsbysec) : 0;
if ($section > $numsections) {
$formdata->sec = $numsections;
echo '<div class=warning>'.get_string('finished', 'questionnaire').'</div>';
return(false); // Invalid section.
}
// Check to see if there are required questions.
$hasrequired = $this->has_required($section);
// Find out what question number we are on $i New fix for question numbering.
$i = 0;
if ($section > 1) {
for ($j = 2; $j <= $section; $j++) {
foreach ($this->questionsbysec[$j - 1] as $question) {
if ($question->type_id < QUESPAGEBREAK) {
$i++;
}
}
}
}
$this->print_survey_start($message, $section, $numsections, $hasrequired, '', 1);
foreach ($this->questionsbysec[$section] as $question) {
if ($question->type_id == QUESESSAY) {
$this->usehtmleditor = can_use_html_editor();
}
if ($question->type_id != QUESSECTIONTEXT) {
$i++;
}
$question->survey_display($formdata, $descendantsdata = '', $i, $this->usehtmleditor);
// Bug MDL-7292 - Don't count section text as a question number.
// Process each question.
}
// End of questions.
$this->print_survey_end($section, $numsections);
return;
}
private function print_survey_start($message, $section, $numsections, $hasrequired, $rid='', $blankquestionnaire=false) {
global $CFG, $DB, $OUTPUT;
require_once($CFG->libdir.'/filelib.php');
$userid = '';
$resp = '';
$groupname = '';
$timesubmitted = '';
// Available group modes (0 = no groups; 1 = separate groups; 2 = visible groups).
if ($rid) {
$courseid = $this->course->id;
if ($resp = $DB->get_record('questionnaire_response', array('id' => $rid)) ) {
if ($this->respondenttype == 'fullname') {
$userid = $resp->username;
// Display name of group(s) that student belongs to... if questionnaire is set to Groups separate or visible.
if ($this->cm->groupmode > 0) {
if ($groups = groups_get_all_groups($courseid, $resp->username)) {
if (count($groups) == 1) {
$group = current($groups);
$groupname = ' ('.get_string('group').': '.$group->name.')';
} else {
$groupname = ' ('.get_string('groups').': ';
foreach ($groups as $group) {
$groupname .= $group->name.', ';
}
$groupname = substr($groupname, 0, strlen($groupname) - 2).')';
}
} else {
$groupname = ' ('.get_string('groupnonmembers').')';
}
}
}
}
}
$ruser = '';
if ($resp && !$blankquestionnaire) {
if ($userid) {
if ($user = $DB->get_record('user', array('id' => $userid))) {
$ruser = fullname($user);
}
}
if ($this->respondenttype == 'anonymous') {
$ruser = '- '.get_string('anonymous', 'questionnaire').' -';
} else {
// JR DEV comment following line out if you do NOT want time submitted displayed in Anonymous surveys.
if ($resp->submitted) {
$timesubmitted = ' '.get_string('submitted', 'questionnaire').' '.userdate($resp->submitted);
}
}
}
if ($ruser) {
echo (get_string('respondent', 'questionnaire').': <strong>'.$ruser.'</strong>');
if ($this->survey->realm == 'public') {
// For a public questionnaire, look for the course that used it.
$coursename = '';
$sql = 'SELECT q.id, q.course, c.fullname '.
'FROM {questionnaire} q, {questionnaire_attempts} qa, {course} c '.
'WHERE qa.rid = ? AND q.id = qa.qid AND c.id = q.course';
if ($record = $DB->get_record_sql($sql, array($rid))) {
$coursename = $record->fullname;
}
echo (' '.get_string('course'). ': '.$coursename);
}
echo ($groupname);
echo ($timesubmitted);
}
echo '<h3 class="surveyTitle">'.s($this->survey->title).'</h3>';
// We don't want to display the print icon in the print popup window itself!
if ($this->capabilities->printblank && $blankquestionnaire && $section == 1) {
// Open print friendly as popup window.
$imageurl = $CFG->wwwroot.'/mod/questionnaire/images/';
$linkname = '<img src="'.$imageurl.'print.gif" alt="Printer-friendly version" />';
$title = get_string('printblanktooltip', 'questionnaire');
$url = '/mod/questionnaire/print.php?qid='.$this->id.'&rid=0&'.'courseid='.$this->course->id.'&sec=1';
$options = array('menubar' => true, 'location' => false, 'scrollbars' => true, 'resizable' => true,
'height' => 600, 'width' => 800, 'title' => $title);
$name = 'popup';
$link = new moodle_url($url);
$action = new popup_action('click', $link, $name, $options);
$class = "floatprinticon";
echo $OUTPUT->action_link($link, $linkname, $action, array('class' => $class, 'title' => $title));
}
if ($section == 1) {
if ($this->survey->subtitle) {
echo '<h4 class="surveySubtitle">'.(format_text($this->survey->subtitle, FORMAT_HTML)).'</h4>';
}
if ($this->survey->info) {
$infotext = file_rewrite_pluginfile_urls($this->survey->info, 'pluginfile.php',
$this->context->id, 'mod_questionnaire', 'info', $this->survey->id);
echo '<div class="addInfo">'.format_text($infotext, FORMAT_HTML).'</div>';
}
}
if ($message) {
echo '<div class="notifyproblem">'.$message.'</div>';
}
}
private function print_survey_end($section, $numsections) {
$autonum = $this->autonum;
// If no questions autonumbering.
if ($autonum < 3) {
return;
}
if ($numsections > 1) {
$a = new stdClass();
$a->page = $section;
$a->totpages = $numsections;
echo ('<div class="surveyPage">');
echo get_string('pageof', 'questionnaire', $a).' ';
echo '</div>';
}
}
// Blankquestionnaire : if we are printing a blank questionnaire.
public function survey_print_render($message = '', $referer='', $courseid, $rid=0, $blankquestionnaire=false) {
global $USER, $DB, $OUTPUT, $CFG;
if (! $course = $DB->get_record("course", array("id" => $courseid))) {
print_error('incorrectcourseid', 'questionnaire');
}
$this->course = $course;
if (!empty($rid)) {
// If we're viewing a response, use this method.
$this->view_response($rid, $blankquestionnaire);
return;
}
if (empty($section)) {
$section = 1;
}
if (isset($this->questionsbysec)) {
$numsections = count($this->questionsbysec);
} else {
$numsections = 0;
}
if ($section > $numsections) {
return(false); // Invalid section.
}
$hasrequired = $this->has_required();
// Find out what question number we are on $i.
$i = 1;
for ($j = 2; $j <= $section; $j++) {
$i += count($this->questionsbysec[$j - 1]);
}
$action = $CFG->wwwroot.'/mod/questionnaire/preview.php?id='.$this->cm->id;
echo '<form id="phpesp_response" method="post" action="'.$action.'">
';
// Print all sections.
$formdata = new stdClass();
$errors = 1;
if (data_submitted()) {
$formdata = data_submitted();
$pageerror = '';
$s = 1;
$errors = 0;
foreach ($this->questionsbysec as $section) {
$errormessage = $this->response_check_format($s, $formdata);
if ($errormessage) {
if ($numsections > 1) {
$pageerror = get_string('page', 'questionnaire').' '.$s.' : ';
}
echo '<div class="notifyproblem">'.$pageerror.$errormessage.'</div>';
$errors++;
}
$s ++;
}
}
echo $OUTPUT->box_start();
$this->print_survey_start($message, $section = 1, 1, $hasrequired, $rid = '');
$descendantsandchoices = array();
if ($referer == 'preview' && questionnaire_has_dependencies($this->questions) ) {
$descendantsandchoices = questionnaire_get_descendants_and_choices($this->questions);
}
if ($errors == 0) {
echo '<div class="message">'.get_string('submitpreviewcorrect', 'questionnaire').'</div>';
}
$page = 1;
foreach ($this->questionsbysec as $section) {
if ($numsections > 1) {
echo ('<div class="surveyPage">'.get_string('page', 'questionnaire').' '.$page.'</div>');
$page++;
}
foreach ($section as $question) {
$descendantsdata = array();
if ($question->type_id == QUESSECTIONTEXT) {
$i--;
}
if ($referer == 'preview' && $descendantsandchoices && ($question->type_id == QUESYESNO
|| $question->type_id == QUESRADIO || $question->type_id == QUESDROP) ) {
if (isset ($descendantsandchoices['descendants'][$question->id])) {
$descendantsdata['descendants'] = $descendantsandchoices['descendants'][$question->id];
$descendantsdata['choices'] = $descendantsandchoices['choices'][$question->id];
}
}
$question->survey_display($formdata, $descendantsdata, $i++, $usehtmleditor = null, $blankquestionnaire, $referer);
}
}
// End of questions.
if ($referer == 'preview' && !$blankquestionnaire) {
$url = $CFG->wwwroot.'/mod/questionnaire/preview.php?id='.$this->cm->id;
echo '
<div>
<input type="submit" name="submit" value="'.get_string('submitpreview', 'questionnaire').'" />
<a href="'.$url.'">'.get_string('reset').'</a>
</div>
';
}
echo $OUTPUT->box_end();
return;
}
public function survey_update($sdata) {
global $DB;
$errstr = ''; // TODO: notused!
// New survey.
if (empty($this->survey->id)) {
// Create a new survey in the database.
$fields = array('name', 'realm', 'title', 'subtitle', 'email', 'theme', 'thanks_page', 'thank_head',
'thank_body', 'info');
// Theme field deprecated.
$record = new Object();
$record->id = 0;
$record->owner = $sdata->owner;
foreach ($fields as $f) {
if (isset($sdata->$f)) {
$record->$f = $sdata->$f;
}
}
$this->survey = new stdClass();
$this->survey->id = $DB->insert_record('questionnaire_survey', $record);
$this->add_survey($this->survey->id);
if (!$this->survey->id) {
$errstr = get_string('errnewname', 'questionnaire') .' [ : ]'; // TODO: notused!
return(false);
}
} else {
if (empty($sdata->name) || empty($sdata->title)
|| empty($sdata->realm)) {
return(false);
}
$fields = array('name', 'realm', 'title', 'subtitle', 'email', 'theme', 'thanks_page', 'thank_head',
'thank_body', 'info'); // Theme field deprecated.
$name = $DB->get_field('questionnaire_survey', 'name', array('id' => $this->survey->id));
// Trying to change survey name.
if (trim($name) != trim(stripslashes($sdata->name))) { // $sdata will already have slashes added to it.
$count = $DB->count_records('questionnaire_survey', array('name' => $sdata->name));
if ($count != 0) {
$errstr = get_string('errnewname', 'questionnaire'); // TODO: notused!
return(false);
}
}
// UPDATE the row in the DB with current values.
$surveyrecord = new Object();
$surveyrecord->id = $this->survey->id;