Proyectos de Subversion Moodle

<?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)) {

    throw new \moodle_exception('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']) {

    throw new \moodle_exception('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);