From b8ee6f25bdd9372dccd4552ca29cf6f2857e8164 Mon Sep 17 00:00:00 2001
From: Tim Almdal <tnalmdal@shaw.ca>
Date: Tue, 22 Dec 2009 18:55:03 -0800
Subject: Add a restful get random image block

---
 modules/image_block/helpers/image_block_rest.php | 61 ++++++++++++++++++++++++
 1 file changed, 61 insertions(+)
 create mode 100644 modules/image_block/helpers/image_block_rest.php

(limited to 'modules/image_block')

diff --git a/modules/image_block/helpers/image_block_rest.php b/modules/image_block/helpers/image_block_rest.php
new file mode 100644
index 00000000..eca74941
--- /dev/null
+++ b/modules/image_block/helpers/image_block_rest.php
@@ -0,0 +1,61 @@
+<?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 image_block_rest_Core {
+  static function get($request) {
+    switch ($request->path) {
+    case "random":
+      $random = ((float)mt_rand()) / (float)mt_getrandmax();
+
+      $items = ORM::factory("item")
+        ->viewable()
+        ->where("type !=", "album")
+        ->where("rand_key < ", $random)
+        ->orderby(array("rand_key" => "DESC"))
+        ->find_all(1);
+
+      if ($items->count() == 0) {
+        // Try once more.  If this fails, just ditch the block altogether
+        $items = ORM::factory("item")
+          ->viewable()
+          ->where("type !=", "album")
+          ->where("rand_key >= ", $random)
+          ->orderby(array("rand_key" => "DESC"))
+          ->find_all(1);
+      }
+      break;
+    default:
+      return rest::fail("Unsupported block type: '{$request->path}'");
+    }
+
+    if ($items->count() > 0) {
+      $item = $items->current();
+      $response_data = array("name" => $item->name,
+                             "path" => $item->relative_url(),
+                             "title" => $item->title,
+                             "thumb_url" => $item->thumb_url(true),
+                             "thumb_size" => array("height" => $item->thumb_height,
+                                                   "width" => $item->thumb_width));
+
+      return rest::success(array("resource" => $response_data));
+    } else {
+      return rest::fail("No Image found");
+    }
+  }
+}
-- 
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