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<?php defined("SYSPATH") or die("No direct script access.");
/**
* Gallery - a web based photo album viewer and editor
* Copyright (C) 2000-2011 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 Item_Display_Context_Core extends Display_Context {
protected function __construct() {
parent::__construct("item");
}
function display_context($item) {
$where = array(array("type", "!=", "album"));
$position = item::get_position($item, $where);
if ($position > 1) {
list ($previous_item, $ignore, $next_item) =
$item->parent()->viewable()->children(3, $position - 2, $where);
} else {
$previous_item = null;
list ($next_item) = $item->parent()->viewable()->children(1, $position, $where);
}
return array("position" =>$position,
"previous_item" => $previous_item,
"next_item" =>$next_item,
"sibling_count" => $item->parent()->viewable()->children_count($where),
"parents" => $item->parents()->as_array(),
"breadcrumbs" => Breadcrumb::array_from_item_parents($item));
}
}
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