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// Copyright (c) 2010 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_frame/cfproxy_private.h"
#include "base/tuple.h"
#include "ipc/ipc_sync_message.h"
#include "chrome/test/automation/automation_messages.h"
CFProxy::CFProxy(CFProxyTraits* api) : ipc_thread_("ipc"),
sync_dispatcher_(&tab2delegate_),
ipc_sender_(NULL),
api_(api),
delegate_count_(0),
is_connected_(false) {
}
CFProxy::~CFProxy() {
ipc_thread_.message_loop()->PostTask(FROM_HERE, NewRunnableMethod(this,
&CFProxy::CleanupOnIoThread));
// ipc_thread destructor will do the Stop anyway. this is for debug :)
ipc_thread_.Stop();
}
void CFProxy::Init(const ProxyParams& params) {
ipc_thread_.StartWithOptions(base::Thread::Options(MessageLoop::TYPE_IO, 0));
ipc_thread_.message_loop()->PostTask(FROM_HERE, NewRunnableMethod(this,
&CFProxy::InitInIoThread, params));
}
int CFProxy::AddDelegate(ChromeProxyDelegate* delegate) {
ipc_thread_.message_loop()->PostTask(FROM_HERE, NewRunnableMethod(this,
&CFProxy::AddDelegateOnIoThread, delegate));
return ++delegate_count_;
}
int CFProxy::RemoveDelegate(ChromeProxyDelegate* delegate) {
ipc_thread_.message_loop()->PostTask(FROM_HERE, NewRunnableMethod(this,
&CFProxy::RemoveDelegateOnIoThread, delegate));
return --delegate_count_;
}
void CFProxy::AddDelegateOnIoThread(ChromeProxyDelegate* delegate) {
DCHECK(CalledOnIpcThread());
DelegateHolder::AddDelegate(delegate);
if (is_connected_) {
delegate->Connected(this);
}
}
void CFProxy::RemoveDelegateOnIoThread(ChromeProxyDelegate* delegate) {
DCHECK(CalledOnIpcThread());
// Cancel any calls in progress.
sync_dispatcher_.Cancel(delegate);
DelegateHolder::RemoveDelegate(delegate);
delegate->Disconnected();
}
void CFProxy::InitInIoThread(const ProxyParams& params) {
DCHECK(CalledOnIpcThread());
std::string channel_id = GenerateChannelId();
ipc_sender_ = api_->CreateChannel(channel_id, this);
std::wstring cmd_line = BuildCmdLine(channel_id, params.profile_path,
params.extra_params);
if (api_->LaunchApp(cmd_line)) {
CancelableTask* launch_timeout = NewRunnableMethod(this,
&CFProxy::LaunchTimeOut);
ipc_thread_.message_loop()->PostDelayedTask(FROM_HERE, launch_timeout,
params.timeout.InMilliseconds());
} else {
OnPeerLost(ChromeProxyDelegate::CHROME_EXE_LAUNCH_FAILED);
}
}
void CFProxy::CleanupOnIoThread() {
DCHECK(CalledOnIpcThread());
if (ipc_sender_) {
api_->CloseChannel(ipc_sender_);
ipc_sender_ = NULL;
}
// TODO(stoyan): shall we notify delegates?
// The object is dying, so under normal circumstances there should be
// no delegates.
DCHECK_EQ(0, delegate_count_);
DCHECK_EQ(0u, delegate_list_.size());
DCHECK_EQ(0u, tab2delegate_.size());
}
void CFProxy::LaunchTimeOut() {
DCHECK(CalledOnIpcThread());
if (!is_connected_) {
OnPeerLost(ChromeProxyDelegate::CHROME_EXE_LAUNCH_TIMEOUT);
}
}
void CFProxy::OnPeerLost(ChromeProxyDelegate::DisconnectReason reason) {
// Kill the channel. Inform delegates
DCHECK(CalledOnIpcThread());
if (ipc_sender_) {
api_->CloseChannel(ipc_sender_);
ipc_sender_ = NULL;
}
for (DelegateList::iterator it = delegate_list_.begin();
it != delegate_list_.end(); ++it) {
(*it)->PeerLost(this, reason);
}
}
void CFProxy::SendIpcMessage(IPC::Message* m) {
ipc_thread_.message_loop()->PostTask(FROM_HERE, NewRunnableMethod(this,
&CFProxy::SendIpcMessageOnIoThread, m));
}
void CFProxy::SendIpcMessageOnIoThread(IPC::Message* m) {
DCHECK(CalledOnIpcThread());
if (ipc_sender_) {
ipc_sender_->Send(m);
} else {
delete m;
}
}
//////////////////////////////////////////////////////////////////////////
// Sync messages.
void CFProxy::InstallExtension(ChromeProxyDelegate* delegate,
const FilePath& crx_path,
SyncMessageContext* ctx) {
IPC::SyncMessage* m = new AutomationMsg_InstallExtension(0, crx_path, NULL);
sync_dispatcher_.QueueSyncMessage(m, delegate, ctx);
SendIpcMessage(m);
}
void CFProxy::LoadExtension(ChromeProxyDelegate* delegate,
const FilePath& path, SyncMessageContext* ctx) {
IPC::SyncMessage* m = new AutomationMsg_LoadExpandedExtension(0, path, 0);
sync_dispatcher_.QueueSyncMessage(m, delegate, ctx);
SendIpcMessage(m);
}
void CFProxy::GetEnabledExtensions(ChromeProxyDelegate* delegate,
SyncMessageContext* ctx) {
IPC::SyncMessage* m = new AutomationMsg_GetEnabledExtensions(0, NULL);
sync_dispatcher_.QueueSyncMessage(m, delegate, ctx);
SendIpcMessage(m);
}
void CFProxy::Tab_Find(int tab, const string16& search_string,
FindInPageDirection forward, FindInPageCase match_case,
bool find_next) {
AutomationMsg_Find_Params params;
params.unused = 0;
params.search_string = search_string;
params.find_next = find_next;
params.match_case = (match_case == CASE_SENSITIVE);
params.forward = (forward == FWD);
IPC::SyncMessage* m = new AutomationMsg_Find(0, tab, params, NULL, NULL);
// Not interested in result.
sync_dispatcher_.QueueSyncMessage(m, NULL, NULL);
SendIpcMessage(m);
}
void CFProxy::Tab_OverrideEncoding(int tab, const char* encoding) {
IPC::SyncMessage* m = new AutomationMsg_OverrideEncoding(0, tab, encoding,
NULL);
// Not interested in result.
sync_dispatcher_.QueueSyncMessage(m, NULL, NULL);
SendIpcMessage(m);
}
void CFProxy::Tab_Navigate(int tab, const GURL& url, const GURL& referrer) {
IPC::SyncMessage* m = new AutomationMsg_NavigateInExternalTab(0,
tab, url, referrer, NULL);
// We probably are not interested in result since provider just checks
// whether tab handle is valid.
sync_dispatcher_.QueueSyncMessage(m, NULL, NULL);
SendIpcMessage(m);
}
void CFProxy::CreateTab(ChromeProxyDelegate* delegate,
const IPC::ExternalTabSettings& p) {
IPC::SyncMessage* m = new AutomationMsg_CreateExternalTab(0, p, 0, 0, 0);
sync_dispatcher_.QueueSyncMessage(m, delegate, NULL);
SendIpcMessage(m);
}
void CFProxy::ConnectTab(ChromeProxyDelegate* delegate, HWND hwnd,
uint64 cookie) {
IPC::SyncMessage* m = new AutomationMsg_ConnectExternalTab(0, cookie, true,
hwnd, NULL, NULL, NULL);
sync_dispatcher_.QueueSyncMessage(m, delegate, NULL);
SendIpcMessage(m);
}
void CFProxy::BlockTab(uint64 cookie) {
IPC::SyncMessage* m = new AutomationMsg_ConnectExternalTab(0, cookie, false,
NULL, NULL, NULL, NULL);
sync_dispatcher_.QueueSyncMessage(m, NULL, NULL);
SendIpcMessage(m);
}
void CFProxy::Tab_RunUnloadHandlers(int tab) {
IPC::SyncMessage* m = new AutomationMsg_RunUnloadHandlers(0, tab, 0);
ChromeProxyDelegate* p = Tab2Delegate(tab);
sync_dispatcher_.QueueSyncMessage(m, p, NULL);
SendIpcMessage(m);
}
// IPC::Channel::Listener
void CFProxy::OnMessageReceived(const IPC::Message& message) {
// Handle sync message reply.
bool done = sync_dispatcher_.OnReplyReceived(&message);
if (done)
return;
// Handle tab related message.
int tab_handle = IsTabMessage(message);
if (tab_handle != 0) {
ChromeProxyDelegate* d = Tab2Delegate(tab_handle);
if (d)
DispatchTabMessageToDelegate(d, message);
return;
}
DLOG(WARNING) << "Unknown message received!";
}
void CFProxy::OnChannelConnected(int32 peer_pid) {
is_connected_ = true;
// TODO(stoyan): May be we should wait for Hello message.
for (DelegateList::iterator it = delegate_list_.begin();
it != delegate_list_.end(); ++it) {
(*it)->Connected(this);
}
}
void CFProxy::OnChannelError() {
is_connected_ = false;
// Inform the sync message callbacks that there are not going to see
// any reply.
sync_dispatcher_.OnChannelClosed();
OnPeerLost(ChromeProxyDelegate::CHANNEL_ERROR);
// TODO(stoyan): Relaunch?
}
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