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// Copyright 2020 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "chrome/browser/ui/webui/nearby_internals/nearby_internals_http_handler.h"
#include <utility>
#include "base/functional/bind.h"
#include "base/json/json_writer.h"
#include "base/time/time.h"
#include "base/values.h"
#include "chrome/browser/nearby_sharing/certificates/nearby_share_certificate_manager.h"
#include "chrome/browser/nearby_sharing/client/nearby_share_http_notifier.h"
#include "chrome/browser/nearby_sharing/contacts/nearby_share_contact_manager.h"
#include "chrome/browser/nearby_sharing/local_device_data/nearby_share_local_device_data_manager.h"
#include "chrome/browser/nearby_sharing/logging/proto_to_dictionary_conversion.h"
#include "chrome/browser/nearby_sharing/nearby_sharing_service.h"
#include "chrome/browser/nearby_sharing/nearby_sharing_service_factory.h"
#include "components/cross_device/logging/logging.h"
namespace {
// This enum class needs to stay in sync with the Rpc definition in
// chrome/browser/resources/chromeos/nearby_internals/types.ts
enum class Rpc {
kCertificate = 0,
kContact = 1,
kDevice = 2,
kDeviceState = 3
};
// This enum class needs to stay in sync with the Direction definition in
// chrome/browser/resources/chromeos/nearby_internals/types.ts
enum class Direction { kRequest = 0, kResponse = 1 };
std::string FormatAsJSON(const base::Value::Dict& value) {
std::string json;
base::JSONWriter::WriteWithOptions(
value, base::JSONWriter::OPTIONS_PRETTY_PRINT, &json);
return json;
}
base::Value GetJavascriptTimestamp() {
return base::Value(
base::Time::Now().InMillisecondsFSinceUnixEpochIgnoringNull());
}
// FireWebUIListener message to notify the JavaScript of HTTP message addition.
const char kHttpMessageAdded[] = "http-message-added";
// Keys in the JSON representation of a Http Message
const char kHttpMessageBodyKey[] = "body";
const char kHttpMessageTimeKey[] = "time";
const char kHttpMessageRpcKey[] = "rpc";
const char kHttpMessageDirectionKey[] = "direction";
// Converts a RPC request/response to a raw dictionary value used as a
// JSON argument to JavaScript functions.
base::Value::Dict HttpMessageToDictionary(const base::Value::Dict& message,
Direction dir,
Rpc rpc) {
base::Value::Dict dictionary;
dictionary.Set(kHttpMessageBodyKey, FormatAsJSON(message));
dictionary.Set(kHttpMessageTimeKey, GetJavascriptTimestamp());
dictionary.Set(kHttpMessageRpcKey, static_cast<int>(rpc));
dictionary.Set(kHttpMessageDirectionKey, static_cast<int>(dir));
return dictionary;
}
} // namespace
NearbyInternalsHttpHandler::NearbyInternalsHttpHandler(
content::BrowserContext* context)
: context_(context) {}
NearbyInternalsHttpHandler::~NearbyInternalsHttpHandler() = default;
void NearbyInternalsHttpHandler::RegisterMessages() {
web_ui()->RegisterMessageCallback(
"initializeHttp",
base::BindRepeating(&NearbyInternalsHttpHandler::InitializeContents,
base::Unretained(this)));
web_ui()->RegisterMessageCallback(
"updateDevice",
base::BindRepeating(&NearbyInternalsHttpHandler::UpdateDevice,
base::Unretained(this)));
web_ui()->RegisterMessageCallback(
"listContactPeople",
base::BindRepeating(&NearbyInternalsHttpHandler::ListContactPeople,
base::Unretained(this)));
web_ui()->RegisterMessageCallback(
"listPublicCertificates",
base::BindRepeating(&NearbyInternalsHttpHandler::ListPublicCertificates,
base::Unretained(this)));
}
void NearbyInternalsHttpHandler::OnJavascriptAllowed() {
NearbySharingService* service_ =
NearbySharingServiceFactory::GetForBrowserContext(context_);
if (service_) {
observation_.Observe(service_->GetHttpNotifier());
} else {
CD_LOG(ERROR, Feature::NS) << "No NearbyShareService instance to call.";
}
}
void NearbyInternalsHttpHandler::OnJavascriptDisallowed() {
observation_.Reset();
}
void NearbyInternalsHttpHandler::InitializeContents(
const base::Value::List& args) {
AllowJavascript();
}
void NearbyInternalsHttpHandler::UpdateDevice(const base::Value::List& args) {
NearbySharingService* service_ =
NearbySharingServiceFactory::GetForBrowserContext(context_);
if (service_) {
service_->GetLocalDeviceDataManager()->DownloadDeviceData();
} else {
CD_LOG(ERROR, Feature::NS) << "No NearbyShareService instance to call.";
}
}
void NearbyInternalsHttpHandler::ListPublicCertificates(
const base::Value::List& args) {
NearbySharingService* service_ =
NearbySharingServiceFactory::GetForBrowserContext(context_);
if (service_) {
service_->GetCertificateManager()->DownloadPublicCertificates();
} else {
CD_LOG(ERROR, Feature::NS) << "No NearbyShareService instance to call.";
}
}
void NearbyInternalsHttpHandler::ListContactPeople(
const base::Value::List& args) {
NearbySharingService* service_ =
NearbySharingServiceFactory::GetForBrowserContext(context_);
if (service_) {
service_->GetContactManager()->DownloadContacts();
} else {
CD_LOG(ERROR, Feature::NS) << "No NearbyShareService instance to call.";
}
}
void NearbyInternalsHttpHandler::OnUpdateDeviceRequest(
const nearby::sharing::proto::UpdateDeviceRequest& request) {
FireWebUIListener(
kHttpMessageAdded,
HttpMessageToDictionary(UpdateDeviceRequestToReadableDictionary(request),
Direction::kRequest, Rpc::kDevice));
}
void NearbyInternalsHttpHandler::OnUpdateDeviceResponse(
const nearby::sharing::proto::UpdateDeviceResponse& response) {
FireWebUIListener(kHttpMessageAdded,
HttpMessageToDictionary(
UpdateDeviceResponseToReadableDictionary(response),
Direction::kResponse, Rpc::kDevice));
}
void NearbyInternalsHttpHandler::OnListContactPeopleRequest(
const nearby::sharing::proto::ListContactPeopleRequest& request) {
FireWebUIListener(kHttpMessageAdded,
HttpMessageToDictionary(
ListContactPeopleRequestToReadableDictionary(request),
Direction::kRequest, Rpc::kContact));
}
void NearbyInternalsHttpHandler::OnListContactPeopleResponse(
const nearby::sharing::proto::ListContactPeopleResponse& response) {
FireWebUIListener(kHttpMessageAdded,
HttpMessageToDictionary(
ListContactPeopleResponseToReadableDictionary(response),
Direction::kResponse, Rpc::kContact));
}
void NearbyInternalsHttpHandler::OnListPublicCertificatesRequest(
const nearby::sharing::proto::ListPublicCertificatesRequest& request) {
FireWebUIListener(
kHttpMessageAdded,
HttpMessageToDictionary(
ListPublicCertificatesRequestToReadableDictionary(request),
Direction::kRequest, Rpc::kCertificate));
}
void NearbyInternalsHttpHandler::OnListPublicCertificatesResponse(
const nearby::sharing::proto::ListPublicCertificatesResponse& response) {
FireWebUIListener(
kHttpMessageAdded,
HttpMessageToDictionary(
ListPublicCertificatesResponseToReadableDictionary(response),
Direction::kResponse, Rpc::kCertificate));
}
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