1 files changed, 148 insertions, 0 deletions
diff --git a/modules/gallery/helpers/gallery_rest.php b/modules/gallery/helpers/gallery_rest.php
new file mode 100644
index 00000000..8b209bae
--- /dev/null
+++ b/modules/gallery/helpers/gallery_rest.php
@@ -0,0 +1,148 @@
+<?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 gallery_rest_Core {
+  static function get($request) {
+    if (empty($request->path)) {
+      return rest::invalid_request();
+    }
+
+    $item = ORM::factory("item")
+      ->where("relative_url_cache", $request->path)
+      ->viewable()
+      ->find();
+
+    if (!$item->loaded) {
+      return rest::not_found("Resource: {$request->path} missing.");
+    }
+
+    $response_data = array("path" => $item->relative_url(),
+                           "title" => $item->title,
+                           "thumb_url" => $item->thumb_url(),
+                           "url" => $item->abs_url(),
+                           "description" => $item->description,
+                           "internet_address" => $item->slug);
+
+    $children = self::_get_children($item, $request);
+    if (!empty($children)) {
+      $response_data["children"] = $children;
+    }
+    return rest::success(array($item->type => $response_data));
+  }
+
+  static function put($request) {
+    if (empty($request->path)) {
+      return rest::invalid_request();
+    }
+
+    $item = ORM::factory("item")
+      ->where("relative_url_cache", $request->path)
+      ->viewable()
+      ->find();
+
+    if (!$item->loaded) {
+      return rest::not_found("Resource: {$request->path} missing.");
+    }
+
+    if (!access::can("edit", $item)) {
+      return rest::not_found("Resource: {$request->path} permission denied.");
+    }
+
+    // Normalize the request
+    $new_values = array();
+    $fields = array("title", "description", "name", "slug");
+    if ($item->is_album()) {
+      $fields = array_merge($fields, array("sort_column", "sort_order"));
+    }
+    foreach ($fields as $field) {
+      $new_values[$field] = !empty($request->$field) ? $request->$field : $item->$field;
+    }
+    if ($item->id == 1) {
+      unset($new_values["name"]);
+    }
+    if ($item->id != 1 &&
+        ($new_values["name"] != $item->name || $new_values["slug"] != $item->slug)) {
+      // Make sure that there's not a conflict
+      $errors = item::check_for_conflicts($item, $new_values["name"], $new_values["slug"]);
+      if (!empty($errors["name_conflict"])) {
+        return rest::fail(t("Renaming %path failed: new name exists",
+                            array("path" => $request->path)));
+      }
+      if (!empty($errors["slug_conflict"])) {
+        return rest::fail(t("Renaming %path failed: new internet address exists",
+                            array("path" => $request->path)));
+      }
+    }
+
+    item::update($item, $new_values);
+
+    log::success("content", "Updated $item->type", "<a href=\"{$item->type}s/$item->id\">view</a>");
+
+    return rest::success();
+  }
+
+  static function delete($request) {
+    if (empty($request->path)) {
+      return rest::invalid_request();
+    }
+
+    $item = ORM::factory("item")
+      ->where("relative_url_cache", $request->path)
+      ->viewable()
+      ->find();
+
+    if (!$item->loaded) {
+      return rest::success();
+    }
+
+    if (!access::can("edit", $item)) {
+      return rest::not_found("Resource: {$request->path} permission denied.");
+    }
+
+    if ($item->id == 1) {
+      return rest::invalid_request("Attempt to delete the root album");
+    }
+
+    $item->delete();
+
+    if ($item->is_album()) {
+      $msg = t("Deleted album <b>%title</b>", array("title" => html::purify($item->title)));
+    } else {
+      $msg = t("Deleted photo <b>%title</b>", array("title" => html::purify($item->title)));
+    }
+    log::success("content", $msg);
+
+    return rest::success();
+  }
+
+  private static function _get_children($item, $request) {
+    $children = array();
+    $limit = empty($request->limit) ? null : $request->limit;
+    $offset = empty($request->offset) ? null : $request->offset;
+    $where = empty($request->filter) ? array() : array("type" => $request->filter);
+    foreach ($item->viewable()->children($limit, $offset, $where) as $child) {
+      $children[] = array("type" => $child->type,
+                          "has_children" => $child->children_count() > 0,
+                          "path" => $child->relative_url(),
+                          "title" => $child->title);
+    }
+
+    return $children;
+  }
+}