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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/>.
/**
* prints the form so an anonymous user can fill out the feedback on the mainsite
*
* @author Andreas Grabs
* @license http://www.gnu.org/copyleft/gpl.html GNU Public License
* @package feedback
*/
require_once("../../config.php");
require_once("lib.php");
feedback_init_feedback_session();
$id = required_param('id', PARAM_INT);
$completedid = optional_param('completedid', false, PARAM_INT);
$preservevalues = optional_param('preservevalues', 0, PARAM_INT);
$courseid = optional_param('courseid', false, PARAM_INT);
$gopage = optional_param('gopage', -1, PARAM_INT);
$lastpage = optional_param('lastpage', false, PARAM_INT);
$startitempos = optional_param('startitempos', 0, PARAM_INT);
$lastitempos = optional_param('lastitempos', 0, PARAM_INT);
$url = new moodle_url('/mod/feedback/complete_guest.php', array('id'=>$id));
if ($completedid !== false) {
$url->param('completedid', $completedid);
}
if ($preservevalues !== 0) {
$url->param('preservevalues', $preservevalues);
}
if ($courseid !== false) {
$url->param('courseid', $courseid);
}
if ($gopage !== -1) {
$url->param('gopage', $gopage);
}
if ($lastpage !== false) {
$url->param('lastpage', $lastpage);
}
if ($startitempos !== 0) {
$url->param('startitempos', $startitempos);
}
if ($lastitempos !== 0) {
$url->param('lastitempos', $lastitempos);
}
$PAGE->set_url($url);
$highlightrequired = false;
if (($formdata = data_submitted()) AND !confirm_sesskey()) {
print_error('invalidsesskey');
}
//if the use hit enter into a textfield so the form should not submit
if (isset($formdata->sesskey) AND
!isset($formdata->savevalues) AND
!isset($formdata->gonextpage) AND
!isset($formdata->gopreviouspage)) {
$gopage = $formdata->lastpage;
}
if (isset($formdata->savevalues)) {
$savevalues = true;
} else {
$savevalues = false;
}
if ($gopage < 0 AND !$savevalues) {
if (isset($formdata->gonextpage)) {
$gopage = $lastpage + 1;
$gonextpage = true;
$gopreviouspage = false;
} else if (isset($formdata->gopreviouspage)) {
$gopage = $lastpage - 1;
$gonextpage = false;
$gopreviouspage = true;
} else {
print_error('parameters_missing', 'feedback');
}
} else {
$gonextpage = $gopreviouspage = false;
}
if (! $cm = get_coursemodule_from_id('feedback', $id)) {
print_error('invalidcoursemodule');
}
if (! $course = $DB->get_record("course", array("id"=>$cm->course))) {
print_error('coursemisconf');
}
if (! $feedback = $DB->get_record("feedback", array("id"=>$cm->instance))) {
print_error('invalidcoursemodule');
}
if (!$context = get_context_instance(CONTEXT_MODULE, $cm->id)) {
print_error('badcontext');
}
$feedback_complete_cap = false;
if (isset($CFG->feedback_allowfullanonymous)
AND $CFG->feedback_allowfullanonymous
AND $course->id == SITEID
AND (!$courseid OR $courseid == SITEID)
AND $feedback->anonymous == FEEDBACK_ANONYMOUS_YES ) {
$feedback_complete_cap = true;
}
//check whether the feedback is anonymous
if (isset($CFG->feedback_allowfullanonymous)
AND $CFG->feedback_allowfullanonymous
AND $feedback->anonymous == FEEDBACK_ANONYMOUS_YES
AND $course->id == SITEID ) {
$feedback_complete_cap = true;
}
if ($feedback->anonymous != FEEDBACK_ANONYMOUS_YES) {
print_error('feedback_is_not_for_anonymous', 'feedback');
}
//check whether the user has a session
// there used to be a sesskey test - this could not work - sorry
//check whether the feedback is located and! started from the mainsite
if ($course->id == SITEID AND !$courseid) {
$courseid = SITEID;
}
require_course_login($course);
if ($courseid AND $courseid != SITEID) {
$course2 = $DB->get_record('course', array('id'=>$courseid));
require_course_login($course2); //this overwrites the object $course :-(
$course = $DB->get_record("course", array("id"=>$cm->course)); // the workaround
}
if (!$feedback_complete_cap) {
print_error('error');
}
/// Print the page header
$strfeedbacks = get_string("modulenameplural", "feedback");
$strfeedback = get_string("modulename", "feedback");
$PAGE->set_cm($cm, $course); // set's up global $COURSE
$PAGE->set_pagelayout('incourse');
$urlparams = array('id'=>$course->id);
$PAGE->navbar->add($strfeedbacks, new moodle_url('/mod/feedback/index.php', $urlparams));
$PAGE->navbar->add(format_string($feedback->name));
$PAGE->set_heading(format_string($course->fullname));
$PAGE->set_title(format_string($feedback->name));
echo $OUTPUT->header();
//ishidden check.
//hidden feedbacks except feedbacks on mainsite are only accessible with related capabilities
if ((empty($cm->visible) AND
!has_capability('moodle/course:viewhiddenactivities', $context)) AND
$course->id != SITEID) {
notice(get_string("activityiscurrentlyhidden"));
}
//check, if the feedback is open (timeopen, timeclose)
$checktime = time();
$feedback_is_closed = ($feedback->timeopen > $checktime) OR
($feedback->timeclose < $checktime AND
$feedback->timeclose > 0);
if ($feedback_is_closed) {
echo $OUTPUT->box_start('generalbox boxaligncenter');
echo '<h2><font color="red">';
echo get_string('feedback_is_not_open', 'feedback');
echo '</font></h2>';
echo $OUTPUT->continue_button($CFG->wwwroot.'/course/view.php?id='.$course->id);
echo $OUTPUT->box_end();
echo $OUTPUT->footer();
exit;
}
//additional check for multiple-submit (prevent browsers back-button).
//the main-check is in view.php
$feedback_can_submit = true;
if ($feedback->multiple_submit == 0 ) {
if (feedback_is_already_submitted($feedback->id, $courseid)) {
$feedback_can_submit = false;
}
}
if ($feedback_can_submit) {
//preserving the items
if ($preservevalues == 1) {
if (!$SESSION->feedback->is_started == true) {
print_error('error', 'error', $CFG->wwwroot.'/course/view.php?id='.$course->id);
}
//check, if all required items have a value
if (feedback_check_values($startitempos, $lastitempos)) {
$userid = $USER->id; //arb
if ($completedid = feedback_save_guest_values(sesskey())) {
add_to_log($course->id,
'feedback',
'startcomplete',
'view.php?id='.$cm->id,
$feedback->id);
//now it can be saved
if (!$gonextpage AND !$gopreviouspage) {
$preservevalues = false;
}
} else {
$savereturn = 'failed';
if (isset($lastpage)) {
$gopage = $lastpage;
} else {
print_error('parameters_missing', 'feedback');
}
}
} else {
$savereturn = 'missing';
$highlightrequired = true;
if (isset($lastpage)) {
$gopage = $lastpage;
} else {
print_error('parameters_missing', 'feedback');
}
}
}
//saving the items
if ($savevalues AND !$preservevalues) {
//exists there any pagebreak, so there are values in the feedback_valuetmp
//arb changed from 0 to $USER->id
//no strict anonymous feedbacks
//if it is a guest taking it then I want to know that it was
//a guest (at least in the data saved in the feedback tables)
$userid = $USER->id;
$params = array('id'=>$completedid);
$feedbackcompletedtmp = $DB->get_record('feedback_completedtmp', $params);
//fake saving for switchrole
$is_switchrole = feedback_check_is_switchrole();
if ($is_switchrole) {
$savereturn = 'saved';
feedback_delete_completedtmp($completedid);
} else {
$new_completed_id = feedback_save_tmp_values($feedbackcompletedtmp, false, $userid);
if ($new_completed_id) {
$savereturn = 'saved';
feedback_send_email_anonym($cm, $feedback, $course, $userid);
unset($SESSION->feedback->is_started);
} else {
$savereturn = 'failed';
}
}
}
if ($allbreaks = feedback_get_all_break_positions($feedback->id)) {
if ($gopage <= 0) {
$startposition = 0;
} else {
if (!isset($allbreaks[$gopage - 1])) {
$gopage = count($allbreaks);
}
$startposition = $allbreaks[$gopage - 1];
}
$ispagebreak = true;
} else {
$startposition = 0;
$newpage = 0;
$ispagebreak = false;
}
//get the feedbackitems after the last shown pagebreak
$select = 'feedback = ? AND position > ?';
$params = array($feedback->id, $startposition);
$feedbackitems = $DB->get_records_select('feedback_item', $select, $params, 'position');
//get the first pagebreak
$params = array('feedback'=>$feedback->id, 'typ'=>'pagebreak');
if ($pagebreaks = $DB->get_records('feedback_item', $params, 'position')) {
$pagebreaks = array_values($pagebreaks);
$firstpagebreak = $pagebreaks[0];
} else {
$firstpagebreak = false;
}
$maxitemcount = $DB->count_records('feedback_item', array('feedback'=>$feedback->id));
$feedbackcompletedtmp = feedback_get_current_completed($feedback->id,
true,
$courseid,
sesskey());
/// Print the main part of the page
///////////////////////////////////////////////////////////////////////////
///////////////////////////////////////////////////////////////////////////
///////////////////////////////////////////////////////////////////////////
$analysisurl = new moodle_url('/mod/feedback/analysis.php', array('id'=>$id));
if ($courseid > 0) {
$analysisurl->param('courseid', $courseid);
}
echo $OUTPUT->heading(format_text($feedback->name));
if ( (intval($feedback->publish_stats) == 1) AND
( has_capability('mod/feedback:viewanalysepage', $context)) AND
!( has_capability('mod/feedback:viewreports', $context)) ) {
echo $OUTPUT->box_start('mdl-align');
echo '<a href="'.$analysisurl->out().'">';
echo get_string('completed_feedbacks', 'feedback');
echo '</a>';
echo $OUTPUT->box_end();
}
if (isset($savereturn) && $savereturn == 'saved') {
if ($feedback->page_after_submit) {
require_once($CFG->libdir . '/filelib.php');
$page_after_submit_output = file_rewrite_pluginfile_urls($feedback->page_after_submit,
'pluginfile.php',
$context->id,
'mod_feedback',
'page_after_submit',
0);
echo $OUTPUT->box_start('generalbox boxaligncenter boxwidthwide');
echo format_text($page_after_submit_output,
$feedback->page_after_submitformat,
array('overflowdiv' => true));
echo $OUTPUT->box_end();
} else {
echo '<p align="center"><b><font color="green">';
echo get_string('entries_saved', 'feedback');
echo '</font></b></p>';
if ( intval($feedback->publish_stats) == 1) {
echo '<p align="center"><a href="'.$analysisurl->out().'">';
echo get_string('completed_feedbacks', 'feedback').'</a>';
echo '</p>';
}
}
if ($feedback->site_after_submit) {
$url = feedback_encode_target_url($feedback->site_after_submit);
} else {
if ($courseid) {
if ($courseid == SITEID) {
$url = $CFG->wwwroot;
} else {
$url = $CFG->wwwroot.'/course/view.php?id='.$courseid;
}
} else {
if ($course->id == SITEID) {
$url = $CFG->wwwroot;
} else {
$url = $CFG->wwwroot.'/course/view.php?id='.$course->id;
}
}
}
echo $OUTPUT->continue_button($url);
} else {
if (isset($savereturn) && $savereturn == 'failed') {
echo $OUTPUT->box_start('mform error');
echo get_string('saving_failed', 'feedback');
echo $OUTPUT->box_end();
}
if (isset($savereturn) && $savereturn == 'missing') {
echo $OUTPUT->box_start('mform error');
echo get_string('saving_failed_because_missing_or_false_values', 'feedback');
echo $OUTPUT->box_end();
}
//print the items
if (is_array($feedbackitems)) {
echo $OUTPUT->box_start('feedback_form');
echo '<form action="complete_guest.php" method="post" onsubmit=" ">';
echo '<fieldset>';
echo '<input type="hidden" name="anonymous" value="0" />';
$inputvalue = 'value="'.FEEDBACK_ANONYMOUS_YES.'"';
echo '<input type="hidden" name="anonymous_response" '.$inputvalue.' />';
echo '<input type="hidden" name="sesskey" value="'.sesskey().'" />';
//check, if there exists required-elements
$params = array('feedback'=>$feedback->id, 'required'=>1);
$countreq = $DB->count_records('feedback_item', $params);
if ($countreq > 0) {
echo '<span class="feedback_required_mark">(*)';
echo get_string('items_are_required', 'feedback');
echo '</span>';
}
echo $OUTPUT->box_start('feedback_items');
$startitem = null;
$select = 'feedback = ? AND hasvalue = 1 AND position < ?';
$params = array($feedback->id, $startposition);
$itemnr = $DB->count_records_select('feedback_item', $select, $params);
$lastbreakposition = 0;
$align = right_to_left() ? 'right' : 'left';
foreach ($feedbackitems as $feedbackitem) {
if (!isset($startitem)) {
//avoid showing double pagebreaks
if ($feedbackitem->typ == 'pagebreak') {
continue;
}
$startitem = $feedbackitem;
}
if ($feedbackitem->dependitem > 0) {
//chech if the conditions are ok
$fb_compare_value = feedback_compare_item_value($feedbackcompletedtmp->id,
$feedbackitem->dependitem,
$feedbackitem->dependvalue,
true);
if (!isset($feedbackcompletedtmp->id) OR !$fb_compare_value) {
$lastitem = $feedbackitem;
$lastbreakposition = $feedbackitem->position;
continue;
}
}
if ($feedbackitem->dependitem > 0) {
$dependstyle = ' feedback_complete_depend';
} else {
$dependstyle = '';
}
echo $OUTPUT->box_start('feedback_item_box_'.$align.$dependstyle);
$value = '';
//get the value
$frmvaluename = $feedbackitem->typ.'_'.$feedbackitem->id;
if (isset($savereturn)) {
if (isset($formdata->{$frmvaluename})) {
$value = $formdata->{$frmvaluename};
} else {
$value = null;
}
} else {
if (isset($feedbackcompletedtmp->id)) {
$value = feedback_get_item_value($feedbackcompletedtmp->id,
$feedbackitem->id,
sesskey());
}
}
if ($feedbackitem->hasvalue == 1 AND $feedback->autonumbering) {
$itemnr++;
echo $OUTPUT->box_start('feedback_item_number_'.$align);
echo $itemnr;
echo $OUTPUT->box_end();
}
if ($feedbackitem->typ != 'pagebreak') {
echo $OUTPUT->box_start('box generalbox boxalign_'.$align);
feedback_print_item_complete($feedbackitem, $value, $highlightrequired);
echo $OUTPUT->box_end();
}
echo $OUTPUT->box_end();
$lastbreakposition = $feedbackitem->position; //last item-pos (item or pagebreak)
if ($feedbackitem->typ == 'pagebreak') {
break;
} else {
$lastitem = $feedbackitem;
}
}
echo $OUTPUT->box_end();
echo '<input type="hidden" name="id" value="'.$id.'" />';
echo '<input type="hidden" name="feedbackid" value="'.$feedback->id.'" />';
echo '<input type="hidden" name="lastpage" value="'.$gopage.'" />';
if (isset($feedbackcompletedtmp->id)) {
$inputvalue = 'value="'.$feedbackcompletedtmp->id;
} else {
$inputvalue = 'value=""';
}
echo '<input type="hidden" name="completedid" '.$inputvalue.' />';
echo '<input type="hidden" name="courseid" value="'. $courseid . '" />';
echo '<input type="hidden" name="preservevalues" value="1" />';
if (isset($startitem)) {
echo '<input type="hidden" name="startitempos" value="'.$startitem->position.'" />';
echo '<input type="hidden" name="lastitempos" value="'.$lastitem->position.'" />';
}
if ($ispagebreak AND $lastbreakposition > $firstpagebreak->position) {
$inputvalue = 'value="'.get_string('previous_page', 'feedback').'"';
echo '<input name="gopreviouspage" type="submit" '.$inputvalue.' />';
}
if ($lastbreakposition < $maxitemcount) {
$inputvalue = 'value="'.get_string('next_page', 'feedback').'"';
echo '<input name="gonextpage" type="submit" '.$inputvalue.' />';
}
if ($lastbreakposition >= $maxitemcount) { //last page
$inputvalue = 'value="'.get_string('save_entries', 'feedback').'"';
echo '<input name="savevalues" type="submit" '.$inputvalue.' />';
}
echo '</fieldset>';
echo '</form>';
echo $OUTPUT->box_end();
echo $OUTPUT->box_start('feedback_complete_cancel');
if ($courseid) {
$action = 'action="'.$CFG->wwwroot.'/course/view.php?id='.$courseid.'"';
} else {
if ($course->id == SITEID) {
$action = 'action="'.$CFG->wwwroot.'"';
} else {
$action = 'action="'.$CFG->wwwroot.'/course/view.php?id='.$course->id.'"';
}
}
echo '<form '.$action.' method="post" onsubmit=" ">';
echo '<fieldset>';
echo '<input type="hidden" name="sesskey" value="'.sesskey().'" />';
echo '<input type="hidden" name="courseid" value="'. $courseid . '" />';
echo '<button type="submit">'.get_string('cancel').'</button>';
echo '</fieldset>';
echo '</form>';
echo $OUTPUT->box_end();
$SESSION->feedback->is_started = true;
}
}
} else {
echo $OUTPUT->box_start('generalbox boxaligncenter');
echo '<h2><font color="red">';
echo get_string('this_feedback_is_already_submitted', 'feedback');
echo '</font></h2>';
echo $OUTPUT->continue_button($CFG->wwwroot.'/course/view.php?id='.$course->id);
echo $OUTPUT->box_end();
}
/// Finish the page
///////////////////////////////////////////////////////////////////////////
///////////////////////////////////////////////////////////////////////////
///////////////////////////////////////////////////////////////////////////
echo $OUTPUT->footer();
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