Sync bookmark app icon urls and sizes, and download icons for new apps.

chrome/common/extensions/manifest_handlers/linked_app_icons.cc

+// Copyright 2015 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#include "chrome/common/extensions/manifest_handlers/linked_app_icons.h"
+
+#include "base/lazy_instance.h"
+#include "base/strings/utf_string_conversions.h"
+#include "base/values.h"
+#include "extensions/common/manifest.h"
+#include "extensions/common/manifest_constants.h"
+
+namespace extensions {
+
+namespace keys = manifest_keys;
+namespace errors = manifest_errors;
+
+namespace {
+
+static base::LazyInstance<LinkedAppIcons> g_empty_linked_app_icons =
+    LAZY_INSTANCE_INITIALIZER;
+
+const LinkedAppIcons& GetInfo(const Extension* extension) {
+  LinkedAppIcons* info = static_cast<LinkedAppIcons*>(
+      extension->GetManifestData(keys::kLinkedAppIcons));
+  return info ? *info : g_empty_linked_app_icons.Get();
+}
+
+}  // namespace
+
+LinkedAppIcons::IconInfo::IconInfo() {
+}
+
+LinkedAppIcons::IconInfo::~IconInfo() {
+}
+
+LinkedAppIcons::LinkedAppIcons() {
+}
+
+LinkedAppIcons::~LinkedAppIcons() {
+}
+
+// static
+const LinkedAppIcons& LinkedAppIcons::GetLinkedAppIcons(
+    const Extension* extension) {
+  return GetInfo(extension);
+}
+
+LinkedAppIconsHandler::LinkedAppIconsHandler() {
+}
+
+LinkedAppIconsHandler::~LinkedAppIconsHandler() {
+}
+
+bool LinkedAppIconsHandler::Parse(Extension* extension, base::string16* error) {
+  scoped_ptr<LinkedAppIcons> linked_app_icons(new LinkedAppIcons);
+
+  const base::Value* icons_value = nullptr;
+  const base::ListValue* icons_list = nullptr;
+  if (extension->manifest()->Get(keys::kLinkedAppIcons, &icons_value)) {
+    if (!icons_value->GetAsList(&icons_list)) {
+      *error = base::UTF8ToUTF16(
+          extensions::manifest_errors::kInvalidLinkedAppIcons);
+      return false;
+    }
+
+    for (const base::Value* icon_value : *icons_list) {
+      const base::DictionaryValue* icon_dict = nullptr;
+      if (!icon_value->GetAsDictionary(&icon_dict)) {
+        *error = base::UTF8ToUTF16(
+            extensions::manifest_errors::kInvalidLinkedAppIcon);
+        return false;
+      }
+
+      std::string url_string;
+      if (!icon_dict->GetString(keys::kLinkedAppIconURL, &url_string)) {
+        *error = base::UTF8ToUTF16(
+            extensions::manifest_errors::kInvalidLinkedAppIconURL);
+        return false;
+      }
+
+      LinkedAppIcons::IconInfo info;
+      info.url = GURL(url_string);
+      if (!info.url.is_valid()) {
+        *error = base::UTF8ToUTF16(
+            extensions::manifest_errors::kInvalidLinkedAppIconURL);
+        return false;
+      }
+
+      if (!icon_dict->GetInteger(keys::kLinkedAppIconSize, &info.size)) {
+        *error = base::UTF8ToUTF16(
+            extensions::manifest_errors::kInvalidLinkedAppIconSize);
+        return false;
+      }
+
+      linked_app_icons->icons.push_back(info);
+    }
+  }
+
+  extension->SetManifestData(keys::kLinkedAppIcons, linked_app_icons.release());
+  return true;
+}
+
+const std::vector<std::string> LinkedAppIconsHandler::Keys() const {
+  return SingleKey(keys::kLinkedAppIcons);
+}
+
+}  // namespace extensions