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// Copyright (c) 2012 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/browser/extensions/api/socket/socket_api.h"
#include "base/bind.h"
#include "base/values.h"
#include "chrome/browser/extensions/api/socket/socket_api_controller.h"
#include "chrome/browser/extensions/api/socket/socket_event_notifier.h"
#include "chrome/browser/extensions/extension_service.h"
#include "chrome/browser/profiles/profile.h"
#include "content/public/browser/browser_thread.h"
using content::BrowserThread;
namespace extensions {
const char kBytesWrittenKey[] = "bytesWritten";
const char kMessageKey[] = "message";
const char kSocketIdKey[] = "socketId";
const char kTCPOption[] = "tcp";
const char kUDPOption[] = "udp";
SocketController* SocketApiFunction::controller() {
return profile()->GetExtensionService()->socket_controller();
}
bool SocketApiFunction::RunImpl() {
if (!Prepare()) {
return false;
}
bool rv = BrowserThread::PostTask(
BrowserThread::IO, FROM_HERE,
base::Bind(&SocketApiFunction::WorkOnIOThread, this));
DCHECK(rv);
return true;
}
void SocketApiFunction::WorkOnIOThread() {
DCHECK(BrowserThread::CurrentlyOn(BrowserThread::IO));
Work();
bool rv = BrowserThread::PostTask(
BrowserThread::UI, FROM_HERE,
base::Bind(&SocketApiFunction::RespondOnUIThread, this));
DCHECK(rv);
}
void SocketApiFunction::RespondOnUIThread() {
DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
SendResponse(Respond());
}
SocketCreateFunction::SocketCreateFunction()
: src_id_(-1) {
}
bool SocketCreateFunction::Prepare() {
std::string socket_type_string;
EXTENSION_FUNCTION_VALIDATE(args_->GetString(0, &socket_type_string));
EXTENSION_FUNCTION_VALIDATE(args_->GetString(1, &address_));
EXTENSION_FUNCTION_VALIDATE(args_->GetInteger(2, &port_));
scoped_ptr<DictionaryValue> options(new DictionaryValue());
if (args_->GetSize() > 3) {
DictionaryValue* temp_options = NULL;
if (args_->GetDictionary(3, &temp_options))
options.reset(temp_options->DeepCopy());
}
// If we tacked on a srcId to the options object, pull it out here to provide
// to the Socket.
if (options->HasKey(kSrcIdKey)) {
EXTENSION_FUNCTION_VALIDATE(options->GetInteger(kSrcIdKey, &src_id_));
}
if (socket_type_string == kTCPOption)
socket_type_ = kSocketTypeTCP;
else if (socket_type_string == kUDPOption)
socket_type_ = kSocketTypeUDP;
else
return false;
return true;
}
void SocketCreateFunction::Work() {
SocketEventNotifier* event_notifier(new SocketEventNotifier(
profile()->GetExtensionEventRouter(), profile(), extension_id(),
src_id_, source_url()));
int socket_id = socket_type_ == kSocketTypeTCP ?
controller()->CreateTCPSocket(address_, port_, event_notifier) :
controller()->CreateUDPSocket(address_, port_, event_notifier);
DictionaryValue* result = new DictionaryValue();
result->SetInteger(kSocketIdKey, socket_id);
result_.reset(result);
}
bool SocketCreateFunction::Respond() {
return true;
}
bool SocketDestroyFunction::Prepare() {
EXTENSION_FUNCTION_VALIDATE(args_->GetInteger(0, &socket_id_));
return true;
}
void SocketDestroyFunction::Work() {
controller()->DestroySocket(socket_id_);
}
bool SocketDestroyFunction::Respond() {
return true;
}
bool SocketConnectFunction::Prepare() {
EXTENSION_FUNCTION_VALIDATE(args_->GetInteger(0, &socket_id_));
return true;
}
void SocketConnectFunction::Work() {
int result = controller()->ConnectSocket(socket_id_);
result_.reset(Value::CreateIntegerValue(result));
}
bool SocketConnectFunction::Respond() {
return true;
}
bool SocketDisconnectFunction::Prepare() {
EXTENSION_FUNCTION_VALIDATE(args_->GetInteger(0, &socket_id_));
return true;
}
void SocketDisconnectFunction::Work() {
controller()->DisconnectSocket(socket_id_);
result_.reset(Value::CreateNullValue());
}
bool SocketDisconnectFunction::Respond() {
return true;
}
bool SocketReadFunction::Prepare() {
EXTENSION_FUNCTION_VALIDATE(args_->GetInteger(0, &socket_id_));
return true;
}
void SocketReadFunction::Work() {
std::string message = controller()->ReadSocket(socket_id_);
DictionaryValue* result = new DictionaryValue();
result->SetString(kMessageKey, message);
result_.reset(result);
}
bool SocketReadFunction::Respond() {
return true;
}
bool SocketWriteFunction::Prepare() {
EXTENSION_FUNCTION_VALIDATE(args_->GetInteger(0, &socket_id_));
EXTENSION_FUNCTION_VALIDATE(args_->GetString(1, &message_));
return true;
}
void SocketWriteFunction::Work() {
int bytes_written = controller()->WriteSocket(socket_id_, message_);
DictionaryValue* result = new DictionaryValue();
result->SetInteger(kBytesWrittenKey, bytes_written);
result_.reset(result);
}
bool SocketWriteFunction::Respond() {
return true;
}
} // namespace extensions
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