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// Copyright 2014 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 "content/renderer/push_messaging/push_messaging_client.h"
#include <memory>
#include <utility>
#include "base/bind_helpers.h"
#include "base/strings/utf_string_conversions.h"
#include "content/child/child_thread_impl.h"
#include "content/common/push_messaging.mojom.h"
#include "content/public/common/push_messaging_status.mojom.h"
#include "content/public/common/service_names.mojom.h"
#include "content/renderer/push_messaging/push_provider.h"
#include "content/renderer/render_frame_impl.h"
#include "content/renderer/service_worker/web_service_worker_registration_impl.h"
#include "services/service_manager/public/cpp/connector.h"
#include "third_party/WebKit/public/platform/WebString.h"
#include "third_party/WebKit/public/platform/modules/manifest/manifest_manager.mojom.h"
#include "third_party/WebKit/public/platform/modules/push_messaging/WebPushError.h"
#include "third_party/WebKit/public/platform/modules/push_messaging/WebPushSubscription.h"
#include "third_party/WebKit/public/platform/modules/push_messaging/WebPushSubscriptionOptions.h"
#include "third_party/WebKit/public/platform/modules/serviceworker/WebServiceWorkerRegistration.h"
#include "third_party/WebKit/public/web/WebConsoleMessage.h"
#include "third_party/WebKit/public/web/WebLocalFrame.h"
#include "url/gurl.h"
namespace content {
PushMessagingClient::PushMessagingClient(RenderFrame* render_frame)
: RenderFrameObserver(render_frame) {
if (ChildThreadImpl::current()) {
ChildThreadImpl::current()->GetConnector()->BindInterface(
mojom::kBrowserServiceName,
mojo::MakeRequest(&push_messaging_manager_));
}
}
PushMessagingClient::~PushMessagingClient() {}
void PushMessagingClient::OnDestruct() {
delete this;
}
void PushMessagingClient::Subscribe(
blink::WebServiceWorkerRegistration* service_worker_registration,
const blink::WebPushSubscriptionOptions& options,
bool user_gesture,
std::unique_ptr<blink::WebPushSubscriptionCallbacks> callbacks) {
DCHECK(service_worker_registration);
DCHECK(callbacks);
// If a developer provided an application server key in |options|, skip
// fetching the manifest.
if (options.application_server_key.IsEmpty()) {
RenderFrameImpl::FromRoutingID(routing_id())
->GetManifestManager()
.RequestManifest(base::BindOnce(&PushMessagingClient::DidGetManifest,
base::Unretained(this),
service_worker_registration, options,
user_gesture, std::move(callbacks)));
} else {
PushSubscriptionOptions content_options;
content_options.user_visible_only = options.user_visible_only;
// Just treat the server key as a string of bytes and pass it to the push
// service.
content_options.sender_info = options.application_server_key.Latin1();
DoSubscribe(service_worker_registration, content_options, user_gesture,
std::move(callbacks));
}
}
void PushMessagingClient::DidGetManifest(
blink::WebServiceWorkerRegistration* service_worker_registration,
const blink::WebPushSubscriptionOptions& options,
bool user_gesture,
std::unique_ptr<blink::WebPushSubscriptionCallbacks> callbacks,
const GURL& manifest_url,
const Manifest& manifest) {
// Get the sender_info from the manifest since it wasn't provided by
// the caller.
if (manifest.IsEmpty()) {
DidSubscribe(std::move(callbacks),
mojom::PushRegistrationStatus::MANIFEST_EMPTY_OR_MISSING,
base::nullopt, base::nullopt, base::nullopt, base::nullopt);
return;
}
PushSubscriptionOptions content_options;
content_options.user_visible_only = options.user_visible_only;
if (!manifest.gcm_sender_id.is_null()) {
content_options.sender_info =
base::UTF16ToUTF8(manifest.gcm_sender_id.string());
}
DoSubscribe(service_worker_registration, content_options, user_gesture,
std::move(callbacks));
}
void PushMessagingClient::DoSubscribe(
blink::WebServiceWorkerRegistration* service_worker_registration,
const PushSubscriptionOptions& options,
bool user_gesture,
std::unique_ptr<blink::WebPushSubscriptionCallbacks> callbacks) {
int64_t service_worker_registration_id =
static_cast<WebServiceWorkerRegistrationImpl*>(
service_worker_registration)
->RegistrationId();
if (options.sender_info.empty()) {
DidSubscribe(std::move(callbacks),
mojom::PushRegistrationStatus::NO_SENDER_ID, base::nullopt,
base::nullopt, base::nullopt, base::nullopt);
return;
}
DCHECK(push_messaging_manager_);
push_messaging_manager_->Subscribe(
routing_id(), service_worker_registration_id, options, user_gesture,
// Safe to use base::Unretained because |push_messaging_manager_ |is
// owned by |this|.
base::BindOnce(&PushMessagingClient::DidSubscribe, base::Unretained(this),
std::move(callbacks)));
}
void PushMessagingClient::DidSubscribe(
std::unique_ptr<blink::WebPushSubscriptionCallbacks> callbacks,
mojom::PushRegistrationStatus status,
const base::Optional<GURL>& endpoint,
const base::Optional<PushSubscriptionOptions>& options,
const base::Optional<std::vector<uint8_t>>& p256dh,
const base::Optional<std::vector<uint8_t>>& auth) {
DCHECK(callbacks);
if (status == mojom::PushRegistrationStatus::SUCCESS_FROM_PUSH_SERVICE ||
status == mojom::PushRegistrationStatus::
SUCCESS_NEW_SUBSCRIPTION_FROM_PUSH_SERVICE ||
status == mojom::PushRegistrationStatus::SUCCESS_FROM_CACHE) {
DCHECK(endpoint);
DCHECK(options);
DCHECK(p256dh);
DCHECK(auth);
callbacks->OnSuccess(std::make_unique<blink::WebPushSubscription>(
endpoint.value(), options.value().user_visible_only,
blink::WebString::FromLatin1(options.value().sender_info),
p256dh.value(), auth.value()));
} else {
callbacks->OnError(PushRegistrationStatusToWebPushError(status));
}
}
} // namespace content
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