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<?php defined("SYSPATH") or die("No direct script access.");
/**
* Gallery - a web based photo album viewer and editor
* Copyright (C) 2000-2009 Bharat Mediratta
*
* This program 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 2 of the License, or (at
* your option) any later version.
*
* This program 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 this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA.
*/
class Slideshow_Controller extends Controller {
function album($item_id) {
$item = ORM::factory("item", $item_id);
access::required("view", $item);
print json_encode(array_values($this->_build_image_list($item->children())));
}
function photo($item_id) {
$item = ORM::factory("item", $item_id);
access::required("view", $item);
$images = $this->_build_image_list($item->parent()->children());
$this_photo = array_search($item_id, array_keys($images));
$images = array_merge(array_slice($images, $this_photo), array_slice($images, 0, $this_photo));
print json_encode($images);
}
function tag($tag_id) {
$tag = ORM::factory("tag", $tag_id);
print json_encode(array_values($this->_build_image_list($tag->items())));
}
private function _build_image_list($children) {
$resizes = array();
foreach ($children as $child) {
switch($child->type) {
case "album":
if (!empty($child->album_cover_item_id)) {
$cover = ORM::factory("item", $child->album_cover_item_id);
$resizes[$child->id] = array("url" => $cover->resize_url(),
"width" => $cover->resize_width, "height" => $cover->resize_height);
}
break;
case "photo":
$resizes[$child->id] = array("url" => $child->resize_url(),
"width" => $child->resize_width, "height" => $child->resize_height);
break;
}
}
return $resizes;
}
}
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