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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/>.
/**
* A page to display a list of ratings for a given item (forum post etc)
*
* @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("lib.php");
$contextid = required_param('contextid', PARAM_INT);
$component = required_param('component', PARAM_COMPONENT);
$ratingarea = optional_param('ratingarea', null, PARAM_AREA);
$itemid = required_param('itemid', PARAM_INT);
$scaleid = required_param('scaleid', PARAM_INT);
$sort = optional_param('sort', '', PARAM_ALPHA);
$popup = optional_param('popup', 0, PARAM_INT); //==1 if in a popup window?
list($context, $course, $cm) = get_context_info_array($contextid);
require_login($course, false, $cm);
$url = new moodle_url('/rating/index.php', array('contextid'=>$contextid,'component'=>$component,'itemid'=>$itemid,'scaleid'=>$scaleid));
if (!empty($ratingarea)) {
$url->param('ratingarea', $ratingarea);
}
if (!empty($sort)) {
$url->param('sort', $sort);
}
if (!empty($popup)) {
$url->param('popup', $popup);
}
$PAGE->set_url($url);
$PAGE->set_context($context);
if ($popup) {
$PAGE->set_pagelayout('popup');
}
if (!has_capability('moodle/rating:view',$context)) {
print_error('noviewrate', 'rating');
}
if (!has_capability('moodle/rating:viewall',$context) and $USER->id != $item->userid) {
print_error('noviewanyrate', 'rating');
}
switch ($sort) {
case 'firstname': $sqlsort = "u.firstname ASC"; break;
case 'rating': $sqlsort = "r.rating ASC"; break;
default: $sqlsort = "r.timemodified ASC";
}
$scalemenu = make_grades_menu($scaleid);
$strrating = get_string('rating', 'rating');
$strname = get_string('name');
$strtime = get_string('time');
$PAGE->set_title(get_string('allratingsforitem','rating'));
echo $OUTPUT->header();
$ratingoptions = new stdClass;
$ratingoptions->context = $context;
$ratingoptions->component = $component;
$ratingoptions->ratingarea = $ratingarea;
$ratingoptions->itemid = $itemid;
$ratingoptions->sort = $sqlsort;
$rm = new rating_manager();
$ratings = $rm->get_all_ratings_for_item($ratingoptions);
if (!$ratings) {
$msg = get_string('noratings','rating');
echo html_writer::tag('div', $msg, array('class'=>'mdl-align'));
} else {
// To get the sort URL, copy the current URL and remove any previous sort
$sorturl = new moodle_url($url);
$sorturl->remove_params('sort');
$table = new html_table;
$table->cellpadding = 3;
$table->cellspacing = 3;
$table->attributes['class'] = 'generalbox ratingtable';
$table->head = array(
'',
html_writer::link(new moodle_url($sorturl, array('sort' => 'firstname')), $strname),
html_writer::link(new moodle_url($sorturl, array('sort' => 'rating')), $strrating),
html_writer::link(new moodle_url($sorturl, array('sort' => 'time')), $strtime)
);
$table->colclasses = array('', 'firstname', 'rating', 'time');
$table->data = array();
// If the scale was changed after ratings were submitted some ratings may have a value above the current maximum
// We can't just do count($scalemenu) - 1 as custom scales start at index 1, not 0
$maxrating = max(array_keys($scalemenu));
foreach ($ratings as $rating) {
//Undo the aliasing of the user id column from user_picture::fields()
//we could clone the rating object or preserve the rating id if we needed it again
//but we don't
$rating->id = $rating->userid;
$row = new html_table_row();
$row->attributes['class'] = 'ratingitemheader';
if ($course && $course->id) {
$row->cells[] = $OUTPUT->user_picture($rating, array('courseid' => $course->id));
} else {
$row->cells[] = $OUTPUT->user_picture($rating);
}
$row->cells[] = fullname($rating);
if ($rating->rating > $maxrating) {
$rating->rating = $maxrating;
}
$row->cells[] = $scalemenu[$rating->rating];
$row->cells[] = userdate($rating->timemodified);
$table->data[] = $row;
}
echo html_writer::table($table);
}
if ($popup) {
echo $OUTPUT->close_window_button();
}
echo $OUTPUT->footer();
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