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view.php
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view.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/>.
/**
* Prints a particular instance of lightboxgallery
*
* @package mod_lightboxgallery
* @copyright Copyright (c) 2021 Open LMS (https://www.openlms.net)
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
*/
require_once(dirname(dirname(dirname(__FILE__))).'/config.php');
require_once(dirname(__FILE__).'/locallib.php');
require_once($CFG->libdir.'/completionlib.php');
require_once($CFG->libdir.'/filelib.php');
require_once($CFG->libdir.'/rsslib.php');
require_once(dirname(__FILE__).'/imageclass.php');
global $DB;
$id = optional_param('id', 0, PARAM_INT);
$l = optional_param('l', 0, PARAM_INT);
$page = optional_param('page', 0, PARAM_INT);
$search = optional_param('search', '', PARAM_TEXT);
if ($id) {
list($course, $cm) = get_course_and_cm_from_cmid($id, 'lightboxgallery');
if (!$gallery = $DB->get_record('lightboxgallery', array('id' => $cm->instance))) {
throw new \moodle_exception('invalidcoursemodule');
}
} else {
if (!$gallery = $DB->get_record('lightboxgallery', array('id' => $l))) {
throw new \moodle_exception('invalidlightboxgalleryid', 'lightboxgallery');
}
list($course, $cm) = get_course_and_cm_from_instance($gallery, 'lightboxgallery');
}
if ($gallery->ispublic) {
$userid = (isloggedin() ? $USER->id : 0);
$PAGE->set_cm($cm, $course);
$PAGE->set_pagelayout('incourse');
} else {
require_login($course, true, $cm);
$userid = $USER->id;
}
$context = context_module::instance($cm->id);
$editing = $PAGE->user_is_editing();
if ($editing) {
require_capability('mod/lightboxgallery:edit', $context);
}
if (empty($cm->visible) and !has_capability('moodle/course:viewhiddenactivities', $context)) {
notice(get_string("activityiscurrentlyhidden"));
}
lightboxgallery_config_defaults();
$params = array(
'context' => $context,
'objectid' => $gallery->id
);
$event = \mod_lightboxgallery\event\course_module_viewed::create($params);
$event->add_record_snapshot('course_modules', $cm);
$event->add_record_snapshot('course', $course);
$event->add_record_snapshot('lightboxgallery', $gallery);
$event->trigger();
// Mark viewed.
$completion = new completion_info($course);
$completion->set_module_viewed($cm);
$PAGE->set_cm($cm);
$PAGE->set_url('/mod/lightboxgallery/view.php', array('id' => $cm->id));
$PAGE->set_title($gallery->name);
$PAGE->set_heading($course->fullname);
$PAGE->requires->css('/mod/lightboxgallery/assets/skins/sam/gallery-lightbox-skin.css');
$PAGE->requires->yui_module('moodle-mod_lightboxgallery-lightbox', 'M.mod_lightboxgallery.init');
$allowrssfeed = (lightboxgallery_rss_enabled() && $gallery->rss);
$heading = get_string('displayinggallery', 'lightboxgallery', $gallery->name);
if ($allowrssfeed) {
rss_add_http_header($context, 'mod_lightboxgallery', $gallery->id, $gallery->name);
$strrsssub = get_string('rsssubscribe', 'lightboxgallery');
$heading .= ' '.rss_get_link($context->id, $userid, 'mod_lightboxgallery', $gallery->id, $strrsssub);
}
echo $OUTPUT->header();
if ($gallery->autoresize == AUTO_RESIZE_SCREEN || $gallery->autoresize == AUTO_RESIZE_BOTH) {
$resizecss = ' autoresize';
} else {
$resizecss = '';
}
echo $OUTPUT->box_start('generalbox lightbox-gallery clearfix'.$resizecss);
$fs = get_file_storage();
$storedfiles = $fs->get_area_files($context->id, 'mod_lightboxgallery', 'gallery_images');
$gallerypage = new mod_lightboxgallery\gallery_page($cm, $gallery, $editing, $page);
echo $gallerypage->display_images();
if ($gallerypage->image_count() < 1) {
print_string('errornoimages', 'lightboxgallery');
}
echo $OUTPUT->box_end();
if ($gallery->perpage) {
$barurl = new moodle_url('/mod/lightboxgallery/view.php', ['id' => $cm->id]);
if ($editing) {
$barurl->param('editing', 1);
}
$pagingbar = new paging_bar($gallerypage->image_count(), $page, $gallery->perpage, $barurl);
echo $OUTPUT->render($pagingbar);
}
$showtags = !in_array('tag', explode(',', get_config('lightboxgallery', 'disabledplugins')));
if (!$editing && $showtags) {
$desccompare = $DB->sql_compare_text('description');
$sql = "SELECT $desccompare AS description
FROM {lightboxgallery_image_meta}
WHERE gallery = {$gallery->id}
AND metatype = 'tag'
GROUP BY $desccompare
ORDER BY COUNT($desccompare) DESC,
$desccompare ASC";
if ($tags = $DB->get_records_sql($sql, array(), 0, 10)) {
lightboxgallery_print_tags(get_string('tagspopular', 'lightboxgallery'), $tags, $course->id, $gallery->id);
}
}
$options = array();
if (has_capability('mod/lightboxgallery:addimage', $context)) {
$opturl = new moodle_url('/mod/lightboxgallery/imageadd.php', array('id' => $cm->id));
$options[] = html_writer::link($opturl, get_string('addimage', 'lightboxgallery'));
}
if ($gallery->comments && has_capability('mod/lightboxgallery:addcomment', $context)) {
$opturl = new moodle_url('/mod/lightboxgallery/comment.php', array('id' => $gallery->id));
$options[] = html_writer::link($opturl, get_string('addcomment', 'lightboxgallery'));
}
if (count($options) > 0) {
echo $OUTPUT->box(implode(' | ', $options), 'center');
}
if (!$editing && $gallery->comments && has_capability('mod/lightboxgallery:viewcomments', $context)) {
if ($comments = $DB->get_records('lightboxgallery_comments', array('gallery' => $gallery->id), 'timemodified ASC')) {
foreach ($comments as $comment) {
lightboxgallery_print_comment($comment, $context);
}
}
}
echo $OUTPUT->footer();