From b4c9a970502c491840d640857ee1617e86207ffd Mon Sep 17 00:00:00 2001
From: Bharat Mediratta <bharat@menalto.com>
Date: Sat, 2 May 2009 20:34:02 +0000
Subject: Create item helper and move move_item(), remove_album_cover() and
 make_album_cover() functions into it.

---
 core/helpers/item.php | 69 +++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 69 insertions(+)
 create mode 100644 core/helpers/item.php

(limited to 'core/helpers/item.php')

diff --git a/core/helpers/item.php b/core/helpers/item.php
new file mode 100644
index 00000000..f5dd2cc2
--- /dev/null
+++ b/core/helpers/item.php
@@ -0,0 +1,69 @@
+<?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 item_Core {
+  static function move($source, $target) {
+    access::required("edit", $source);
+    access::required("edit", $target);
+
+    $parent = $source->parent();
+    if ($parent->album_cover_item_id == $source->id) {
+      if ($parent->children_count() > 1) {
+        foreach ($parent->children(2) as $child) {
+          if ($child->id != $source->id) {
+            $new_cover_item = $child;
+            break;
+          }
+        }
+        item::make_album_cover($new_cover_item);
+      } else {
+        item::remove_album_cover($parent);
+      }
+    }
+
+    $source->move_to($target);
+
+    // If the target has no cover item, make this it.
+    if ($target->album_cover_item_id == null)  {
+      item::make_album_cover($source);
+    }
+  }
+
+  function make_album_cover($item) {
+    $parent = $item->parent();
+    access::required("edit", $parent);
+
+    $parent->album_cover_item_id = $item->is_album() ? $item->album_cover_item_id : $item->id;
+    $parent->thumb_dirty = 1;
+    $parent->save();
+    graphics::generate($parent);
+  }
+
+  function remove_album_cover($album) {
+    access::required("edit", $album);
+    @unlink($album->thumb_path());
+
+    $album->album_cover_item_id = null;
+    $album->thumb_width = 0;
+    $album->thumb_height = 0;
+    $album->thumb_dirty = 1;
+    $album->save();
+    graphics::generate($album);
+  }
+}
\ No newline at end of file
-- 
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