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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 "remoting/client/plugin/chromoting_plugin.h"
#include <string>
#include <vector>
#include "base/string_util.h"
#include "base/thread.h"
#include "remoting/client/chromoting_client.h"
#include "remoting/client/host_connection.h"
#include "remoting/client/jingle_host_connection.h"
#include "remoting/client/plugin/pepper_view.h"
#include "remoting/jingle_glue/jingle_thread.h"
#include "third_party/ppapi/c/pp_event.h"
#include "third_party/ppapi/c/pp_rect.h"
#include "third_party/ppapi/cpp/completion_callback.h"
#include "third_party/ppapi/cpp/image_data.h"
using std::string;
using std::vector;
namespace remoting {
const char* ChromotingPlugin::kMimeType = "pepper-application/x-chromoting";
ChromotingPlugin::ChromotingPlugin(PP_Instance pp_instance,
const PPB_Instance* ppb_instance_funcs)
: width_(0),
height_(0),
drawing_context_(NULL),
pp_instance_(pp_instance),
ppb_instance_funcs_(ppb_instance_funcs) {
}
ChromotingPlugin::~ChromotingPlugin() {
if (host_connection_.get())
host_connection_->Disconnect();
// TODO(ajwong): We need to ensure all objects have actually stopped posting
// to the message loop before this point. Right now, we don't have a well
// defined stop for the plugin process, and the thread shutdown is likely a
// race condition.
if (network_thread_.get())
network_thread_->Stop();
if (main_thread_.get())
main_thread_->Stop();
}
bool ChromotingPlugin::Init(uint32_t argc,
const char* argn[],
const char* argv[]) {
LOG(INFO) << "Started ChromotingPlugin::Init";
// Extract the URL from the arguments.
const char* url = NULL;
for (uint32_t i = 0; i < argc; ++i) {
if (strcmp(argn[i], "src") == 0) {
url = argv[i];
break;
}
}
if (!url) {
return false;
}
string user_id;
string auth_token;
string host_jid;
if (!ParseUrl(url, &user_id, &auth_token, &host_jid)) {
LOG(WARNING) << "Could not parse URL: " << url;
return false;
}
// Start the threads.
main_thread_.reset(new base::Thread("ChromoClientMain"));
if (!main_thread_->Start()) {
LOG(ERROR) << "Main thread failed to start.";
return false;
}
network_thread_.reset(new JingleThread());
network_thread_->Start();
// Create the chromting objects.
host_connection_.reset(new JingleHostConnection(network_thread_.get()));
/*
view_.reset(new PepperView(main_thread_->message_loop(), device_,
instance()));
*/
//client_.reset(new ChromotingClient(main_thread_->message_loop(),
// host_connection_.get(), view_.get()));
// Kick off the connection.
//host_connection_->Connect(user_id, auth_token, host_jid, client_.get());
return true;
}
void ChromotingPlugin::ViewChanged(const PP_Rect& position,
const PP_Rect& clip) {
// TODO(ajwong): This is going to be a race condition when the view changes
// and we're in the middle of a Paint().
LOG(INFO) << "ViewChanged "
<< position.point.x << ","
<< position.point.y << ","
<< position.size.width << ","
<< position.size.height;
// TODO(ajwong): Do we care about the position? Probably not...
if (position.size.width == width_ || position.size.height == height_)
return;
width_ = position.size.width;
height_ = position.size.height;
/*
* TODO(ajwong): Reenable this code once we fingure out how we want to
* abstract away the C-api for DeviceContext2D.
device_context_ = pp::DeviceContext2D(width_, height_, false);
if (!ppb_instance_funcs_->BindGraphicsDeviceContext(
pp_instance_,
device_context_.pp_resource())) {
LOG(ERROR) << "Couldn't bind the device context.";
return;
}
pp::ImageData image(PP_IMAGEDATAFORMAT_BGRA_PREMUL, width_, height_, false);
if (!image.is_null()) {
for (int y = 0; y < image.height(); y++) {
for (int x = 0; x < image.width(); x++) {
*image.GetAddr32(x, y) = 0xccff00cc;
}
}
device_context_.ReplaceContents(&image);
device_context_.Flush(pp::CompletionCallback(NULL, this));
} else {
LOG(ERROR) << "Unable to allocate image.";
}
*/
//client_->SetViewport(0, 0, width_, height_);
//client_->Repaint();
}
bool ChromotingPlugin::HandleEvent(const PP_Event& event) {
switch (event.type) {
case PP_EVENT_TYPE_MOUSEDOWN:
case PP_EVENT_TYPE_MOUSEUP:
case PP_EVENT_TYPE_MOUSEMOVE:
case PP_EVENT_TYPE_MOUSEENTER:
case PP_EVENT_TYPE_MOUSELEAVE:
//client_->handle_mouse_event(npevent);
break;
case PP_EVENT_TYPE_CHAR:
//client_->handle_char_event(npevent);
break;
default:
break;
}
return false;
}
bool ChromotingPlugin::ParseUrl(const std::string& url,
string* user_id,
string* auth_token,
string* host_jid) {
// TODO(ajwong): We should use GURL or something. Don't parse this by hand!
// The Url should be of the form:
//
// chromotocol://<hostid>?user=<userid>&auth=<authtoken>&jid=<hostjid>
//
vector<string> parts;
SplitString(url, '&', &parts);
if (parts.size() != 3) {
return false;
}
size_t pos = parts[0].rfind('=');
if (pos == string::npos && (pos + 1) != string::npos) {
return false;
}
user_id->assign(parts[0].substr(pos + 1));
pos = parts[1].rfind('=');
if (pos == string::npos && (pos + 1) != string::npos) {
return false;
}
auth_token->assign(parts[1].substr(pos + 1));
pos = parts[2].rfind('=');
if (pos == string::npos && (pos + 1) != string::npos) {
return false;
}
host_jid->assign(parts[2].substr(pos + 1));
return true;
}
} // namespace remoting
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