blob: ee36bb1848f8ed581e7f15ed7e0b193b1f20f09b [file] [log] [blame]
// Copyright (c) 2011 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/renderer/extensions/extension_resource_request_policy.h"
#include "base/logging.h"
#include "chrome/common/url_constants.h"
#include "chrome/common/extensions/extension.h"
#include "chrome/common/extensions/extension_set.h"
#include "googleurl/src/gurl.h"
// static
bool ExtensionResourceRequestPolicy::CanRequestResource(
const GURL& resource_url,
const GURL& frame_url,
const ExtensionSet* loaded_extensions) {
CHECK(resource_url.SchemeIs(chrome::kExtensionScheme));
const Extension* extension = loaded_extensions->GetByURL(resource_url);
if (!extension) {
// Allow the load in the case of a non-existent extension. We'll just get a
// 404 from the browser process.
return true;
}
// Disallow loading of packaged resources for hosted apps. We don't allow
// hybrid hosted/packaged apps. The one exception is access to icons, since
// some extensions want to be able to do things like create their own
// launchers.
std::string resource_root_relative_path =
resource_url.path().empty() ? "" : resource_url.path().substr(1);
if (extension->is_hosted_app() &&
!extension->icons().ContainsPath(resource_root_relative_path)) {
LOG(ERROR) << "Denying load of " << resource_url.spec() << " from "
<< "hosted app.";
return false;
}
return true;
}
ExtensionResourceRequestPolicy::ExtensionResourceRequestPolicy() {
}