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// 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 "remoting/jingle_glue/fake_signal_strategy.h"
#include "base/bind.h"
#include "base/logging.h"
#include "base/message_loop.h"
#include "base/stl_util.h"
#include "base/string_number_conversions.h"
#include "third_party/libjingle/source/talk/xmllite/xmlelement.h"
#include "third_party/libjingle/source/talk/xmpp/constants.h"
namespace remoting {
// static
void FakeSignalStrategy::Connect(FakeSignalStrategy* peer1,
FakeSignalStrategy* peer2) {
peer1->peer_ = peer2;
peer2->peer_ = peer1;
}
FakeSignalStrategy::FakeSignalStrategy(const std::string& jid)
: jid_(jid),
peer_(NULL),
last_id_(0),
ALLOW_THIS_IN_INITIALIZER_LIST(task_factory_(this)) {
}
FakeSignalStrategy::~FakeSignalStrategy() {
while (!pending_messages_.empty()) {
delete pending_messages_.front();
pending_messages_.pop();
}
DCHECK(listeners_.empty());
}
void FakeSignalStrategy::Init(StatusObserver* observer) {
observer->OnStateChange(StatusObserver::START);
observer->OnStateChange(StatusObserver::CONNECTING);
observer->OnJidChange(jid_);
observer->OnStateChange(StatusObserver::CONNECTED);
}
void FakeSignalStrategy::Close() {
DCHECK(CalledOnValidThread());
}
void FakeSignalStrategy::AddListener(Listener* listener) {
DCHECK(CalledOnValidThread());
DCHECK(std::find(listeners_.begin(), listeners_.end(), listener) ==
listeners_.end());
listeners_.push_back(listener);
}
void FakeSignalStrategy::RemoveListener(Listener* listener) {
DCHECK(CalledOnValidThread());
std::vector<Listener*>::iterator it =
std::find(listeners_.begin(), listeners_.end(), listener);
CHECK(it != listeners_.end());
listeners_.erase(it);
}
bool FakeSignalStrategy::SendStanza(buzz::XmlElement* stanza) {
DCHECK(CalledOnValidThread());
stanza->SetAttr(buzz::QN_FROM, jid_);
if (peer_) {
peer_->OnIncomingMessage(stanza);
return true;
} else {
delete stanza;
return false;
}
}
std::string FakeSignalStrategy::GetNextId() {
++last_id_;
return base::IntToString(last_id_);
}
void FakeSignalStrategy::OnIncomingMessage(buzz::XmlElement* stanza) {
pending_messages_.push(stanza);
MessageLoop::current()->PostTask(
FROM_HERE, task_factory_.NewRunnableMethod(
&FakeSignalStrategy::DeliverIncomingMessages));
}
void FakeSignalStrategy::DeliverIncomingMessages() {
while (!pending_messages_.empty()) {
buzz::XmlElement* stanza = pending_messages_.front();
const std::string& to_field = stanza->Attr(buzz::QN_TO);
if (to_field != jid_) {
LOG(WARNING) << "Dropping stanza that is addressed to " << to_field
<< ". Local jid: " << jid_
<< ". Message content: " << stanza->Str();
return;
}
for (std::vector<Listener*>::iterator it = listeners_.begin();
it != listeners_.end(); ++it) {
if ((*it)->OnIncomingStanza(stanza))
break;
}
pending_messages_.pop();
delete stanza;
}
}
} // namespace remoting
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