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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/>.
/**
* This page receives non-ajax rating submissions
*
* It is similar to rate_ajax.php. Unlike rate_ajax.php a return url is required.
*
* @package core_rating
* @category rating
* @copyright 2010 Andrew Davis
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
*/
require_once('../config.php');
require_once($CFG->dirroot.'/rating/lib.php');
$contextid = required_param('contextid', PARAM_INT);
$component = required_param('component', PARAM_COMPONENT);
$ratingarea = required_param('ratingarea', PARAM_AREA);
$itemid = required_param('itemid', PARAM_INT);
$scaleid = required_param('scaleid', PARAM_INT);
$userrating = required_param('rating', PARAM_INT);
$rateduserid = required_param('rateduserid', PARAM_INT); // Which user is being rated. Required to update their grade.
$returnurl = required_param('returnurl', PARAM_LOCALURL); // Required for non-ajax requests.
$result = new stdClass;
list($context, $course, $cm) = get_context_info_array($contextid);
require_login($course, false, $cm);
$contextid = null; // Now we have a context object, throw away the id from the user.
$PAGE->set_context($context);
$PAGE->set_url('/rating/rate.php', array('contextid' => $context->id));
if (!confirm_sesskey() || !has_capability('moodle/rating:rate', $context)) {
print_error('ratepermissiondenied', 'rating');
}
$rm = new rating_manager();
// Check the module rating permissions.
// Doing this check here rather than within rating_manager::get_ratings() so we can choose how to handle the error.
$pluginpermissionsarray = $rm->get_plugin_permissions_array($context->id, $component, $ratingarea);
if (!$pluginpermissionsarray['rate']) {
print_error('ratepermissiondenied', 'rating');
} else {
$params = array(
'context' => $context,
'component' => $component,
'ratingarea' => $ratingarea,
'itemid' => $itemid,
'scaleid' => $scaleid,
'rating' => $userrating,
'rateduserid' => $rateduserid
);
if (!$rm->check_rating_is_valid($params)) {
echo $OUTPUT->header();
echo get_string('ratinginvalid', 'rating');
echo $OUTPUT->footer();
die();
}
}
if ($userrating != RATING_UNSET_RATING) {
$ratingoptions = new stdClass;
$ratingoptions->context = $context;
$ratingoptions->component = $component;
$ratingoptions->ratingarea = $ratingarea;
$ratingoptions->itemid = $itemid;
$ratingoptions->scaleid = $scaleid;
$ratingoptions->userid = $USER->id;
$rating = new rating($ratingoptions);
$rating->update_rating($userrating);
} else { // Delete the rating if the user set to "Rate..."
$options = new stdClass;
$options->contextid = $context->id;
$options->component = $component;
$options->ratingarea = $ratingarea;
$options->userid = $USER->id;
$options->itemid = $itemid;
$rm->delete_ratings($options);
}
if (!empty($cm) && $context->contextlevel == CONTEXT_MODULE) {
// Tell the module that its grades have changed.
$modinstance = $DB->get_record($cm->modname, array('id' => $cm->instance), '*', MUST_EXIST);
$modinstance->cmidnumber = $cm->id; // MDL-12961.
$functionname = $cm->modname.'_update_grades';
require_once($CFG->dirroot."/mod/{$cm->modname}/lib.php");
if (function_exists($functionname)) {
$functionname($modinstance, $rateduserid);
}
}
redirect($returnurl);