Elgg-Lorea-Hydra/mod/tidypics/views/default/widgets/groups_latest_photos/content.php

<?php
/**
 * Tidypics Plugin
 *
 * Groups page Latest Photos widget for Widget Manager plugin
 *
 */

// get widget settings
$count = sanitise_int($vars["entity"]->tp_latest_photos_count, false);
if(empty($count)){
        $count = 12;
}

$container_guid =  elgg_get_page_owner_guid();
$db_prefix = elgg_get_config('dbprefix');

$prev_context = elgg_get_context();
elgg_set_context('groups');
$image_html = elgg_list_entities(array(
                'type' => 'object',
                'subtype' => 'image',
                'joins' => array("join {$db_prefix}entities u on e.container_guid = u.guid"),
                'wheres' => array("u.container_guid = {$container_guid}"),
                'order_by' => "e.time_created desc",
                'limit' => $count,
                'full_view' => false,
                'list_type_toggle' => false,
                'list_type' => 'gallery',
                'pagination' => false,
                'gallery_class' => 'tidypics-gallery-widget',
              ));
elgg_set_context($prev_context);

if (elgg_is_logged_in()) {
        elgg_load_js('lightbox');
        elgg_load_css('lightbox');
        $image_html .= elgg_view('output/url', array(
                                 'href' => "ajax/view/photos/selectalbum/?owner_guid=" . $container_guid,
                                 'text' => elgg_echo("photos:addphotos"),
                                 'link_class' => 'elgg-lightbox',
                                 'is_trusted' => true,
                                ));
}

echo $image_html;