$fs = get_file_storage();
if (!($storedfile = $fs->get_file($context->id, 'mod_lightboxgallery', 'gallery_images', '0', '/', $image))) {
print_error(get_string('errornofile', 'lightboxgallery', $image));
}
if ($editinstance->processing() && confirm_sesskey()) {
$params = array('context' => $context, 'other' => array('imagename' => $image, 'tab' => $tab));
$event = \mod_lightboxgallery\event\image_updated::create($params);
$event->add_record_snapshot('course_modules', $cm);
$event->add_record_snapshot('course', $course);
$event->add_record_snapshot('lightboxgallery', $gallery);
$event->trigger();
$editinstance->process_form();
redirect($CFG->wwwroot . '/mod/lightboxgallery/imageedit.php?id=' . $cm->id . '&image=' . $editinstance->image . '&tab=' . $tab);
}
$image = new lightboxgallery_image($storedfile, $gallery, $cm);
$table = new html_table();
$table->width = '*';
if ($editinstance->showthumb) {
$table->attributes = array('style' => 'margin-left:auto;margin-right:auto;');
$table->align = array('center', 'center');
$table->size = array('*', '*');
$table->data[] = array('<img src="' . $image->get_thumbnail_url() . '" alt="" /><br /><span title="' . $image->get_image_caption() . '">' . $image->get_image_caption() . '</span>', $editinstance->output($image->get_image_caption()));
} else {
$table->align = array('center');
$table->size = array('*');
$table->data[] = array($editinstance->output($image->get_image_caption()));
}
echo $OUTPUT->header();
print_tabs(array($tabs), $tab);
echo html_writer::table($table);
echo $OUTPUT->footer();
/**
* Returns the path to the cached rss feed contents. Creates/updates the cache if necessary.
* @global object $CFG
* @global object $DB
* @param object $context the context
* @param array $args the arguments received in the url
* @return string the full path to the cached RSS feed directory. Null if there is a problem.
*/
function lightboxgallery_rss_get_feed($context, $args)
{
global $CFG, $DB;
$config = get_config('lightboxgallery');
$status = true;
// Are RSS feeds enabled?
if (empty($config->enablerssfeeds)) {
debugging('DISABLED (module configuration)');
return null;
}
$galleryid = clean_param($args[3], PARAM_INT);
$cm = get_coursemodule_from_instance('lightboxgallery', $galleryid, 0, false, MUST_EXIST);
if ($cm) {
$modcontext = context_module::instance($cm->id);
// Context id from db should match the submitted one.
if ($context->id != $modcontext->id) {
return null;
}
}
$gallery = $DB->get_record('lightboxgallery', array('id' => $galleryid), '*', MUST_EXIST);
$captions = array();
if ($cobjs = $DB->get_records('lightboxgallery_image_meta', array('metatype' => 'caption', 'gallery' => $gallery->id))) {
foreach ($cobjs as $cobj) {
$captions[$cobj->image] = $cobj->description;
}
}
$fs = get_file_storage();
$storedfiles = $fs->get_area_files($context->id, 'mod_lightboxgallery', 'gallery_images');
$items = array();
$counter = 1;
$articles = '';
foreach ($storedfiles as $file) {
$filename = $file->get_filename();
if ($filename == '.') {
continue;
}
$description = isset($captions[$filename]) ? $captions[$filename] : $filename;
$image = new lightboxgallery_image($file, $gallery, $cm);
$item = new stdClass();
$item->{"media:description"} = $description;
$articles .= rss_start_tag('item', 2, true);
$articles .= rss_full_tag('title', 3, false, $filename);
$articles .= rss_full_tag('link', 3, false, $image->get_image_url());
$articles .= rss_full_tag('guid', 3, false, 'img' . $counter);
$articles .= rss_full_tag('media:description', 3, false, $description);
$articles .= rss_full_tag('media:thumbnail', 3, false, '', array('url' => $image->get_thumbnail_url()));
$articles .= rss_full_tag('media:content', 3, false, '', array('url' => $image->get_image_url(), 'type' => $file->get_mimetype()));
$articles .= rss_end_tag('item', 2, true);
}
// Get the cache file info.
$filename = rss_get_file_name($gallery, $sql);
$cachedfilepath = rss_get_file_full_name('mod_lightboxgallery', $filename);
// Is the cache out of date?
$cachedfilelastmodified = 0;
if (file_exists($cachedfilepath)) {
$cachedfilelastmodified = filemtime($cachedfilepath);
}
// First all rss feeds common headers.
$header = lightboxgallery_rss_header(format_string($gallery->name, true), $CFG->wwwroot . "/mod/lightboxgallery/view.php?id=" . $cm->id, format_string($gallery->intro, true));
// Now all rss feeds common footers.
if (!empty($header) && !empty($articles)) {
$footer = rss_standard_footer();
}
// Now, if everything is ok, concatenate it.
if (!empty($header) && !empty($articles) && !empty($footer)) {
$rss = $header . $articles . $footer;
// Save the XML contents to file.
$status = rss_save_file('mod_lightboxgallery', $filename, $rss);
}
if (!$status) {
$cachedfilepath = null;
}
return $cachedfilepath;
}
