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<?php defined("SYSPATH") or die("No direct script access.");
/**
* Gallery - a web based photo album viewer and editor
* Copyright (C) 2000-2008 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 organize_task_Core {
static function available_tasks() {
// Return empty array so nothing appears in the maintenance screen
return array();
}
static function run($task) {
$context = unserialize($task->context);
$taskType = $context["type"];
try {
$target = ORM::factory("item", $context["target"]);
$total = count($context["items"]);
$stop = min($total - $context["position"], $context["batch"]);
$context["post_process"] = array();
for ($offset = 0; $offset < $stop; $offset++) {
$current_id = $context["position"] + $offset;
$id = $context["items"][$current_id];
switch ($taskType) {
case "move":
$source = ORM::factory("item", $id);
item::move($source, $target);
break;
case "rearrange":
Database::instance()
->query("Update {items} set weight = {$context["position"]} where id=$id;");
break;
case "rotateCcw":
case "rotateCw":
$item = ORM::factory("item", $id);
if ($item->is_photo()) {
$context["post_process"]["reload"][] =
self::_do_rotation($item, $taskType == "rotateCcw" ? -90 : 90);
}
break;
case "albumCover":
item::make_album_cover(ORM::factory("item", $id));
break;
case "delete":
$item = ORM::factory("item", $id);
$item->delete();
$context["post_process"]["remove"][] = array("id" => $id);
break;
default:
throw new Exception("Task '$taskType' is not implmented");
}
}
$context["position"] += $stop;
$task->state = "success";
} catch(Exception $e) {
$task->status = $e->getMessage();
$task->state = "error";
$task->save();
throw $e;
}
$task->context = serialize($context);
$total = count($context["items"]);
$task->percent_complete = $context["position"] / (float)$total * 100;
$task->done = $context["position"] == $total || $task->state == "error";
}
private static function _do_rotation($item, $degrees) {
// This code is copied from Quick_Controller::rotate
graphics::rotate($item->file_path(), $item->file_path(), array("degrees" => $degrees));
list($item->width, $item->height) = getimagesize($item->file_path());
$item->resize_dirty= 1;
$item->thumb_dirty= 1;
$item->save();
graphics::generate($item);
$parent = $item->parent();
if ($parent->album_cover_item_id == $item->id) {
copy($item->thumb_path(), $parent->thumb_path());
$parent->thumb_width = $item->thumb_width;
$parent->thumb_height = $item->thumb_height;
$parent->save();
}
list ($height, $width) = $item->scale_dimensions(90);
$margin_top = (90 - $height) / 20;
return array("src" => $item->thumb_url() . "?rnd=" . rand(),
"id" => $item->id,
"marginTop" => "{$margin_top}em", "width" => $width, "height" => $height);
}
}
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