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// Copyright 2014 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/devtools/chrome_devtools_manager_delegate.h"
#include "base/values.h"
#include "chrome/browser/devtools/devtools_network_conditions.h"
#include "chrome/browser/devtools/devtools_network_controller.h"
#include "chrome/browser/devtools/devtools_protocol.h"
#include "chrome/browser/devtools/devtools_protocol_constants.h"
#include "chrome/browser/devtools/devtools_window.h"
#include "chrome/browser/profiles/profile.h"
#include "content/public/browser/browser_thread.h"
#include "content/public/browser/devtools_agent_host.h"
#include "content/public/browser/render_process_host.h"
#include "content/public/browser/render_view_host.h"
#include "content/public/browser/site_instance.h"
#include "content/public/browser/web_contents.h"
ChromeDevToolsManagerDelegate::ChromeDevToolsManagerDelegate() {
}
ChromeDevToolsManagerDelegate::~ChromeDevToolsManagerDelegate() {
}
void ChromeDevToolsManagerDelegate::Inspect(
content::BrowserContext* browser_context,
content::DevToolsAgentHost* agent_host) {
if (!agent_host->IsWorker()) {
// TODO(horo): Support other types of DevToolsAgentHost when necessary.
NOTREACHED() << "Inspect() only supports workers.";
}
#if !defined(OS_ANDROID)
if (Profile* profile = Profile::FromBrowserContext(browser_context))
DevToolsWindow::OpenDevToolsWindowForWorker(profile, agent_host);
#endif
}
base::DictionaryValue* ChromeDevToolsManagerDelegate::HandleCommand(
content::DevToolsAgentHost* agent_host,
base::DictionaryValue* command_dict) {
scoped_ptr<DevToolsProtocol::Command> command(
DevToolsProtocol::ParseCommand(command_dict));
if (!command)
return NULL;
namespace network = ::chrome::devtools::Network;
const std::string method = command->method();
scoped_ptr<DevToolsProtocol::Response> response;
if (method == network::emulateNetworkConditions::kName) {
response = EmulateNetworkConditions(agent_host, command.get());
} else if (method == network::canEmulateNetworkConditions::kName) {
response = CanEmulateNetworkConditions(agent_host, command.get());
}
if (response)
return response->Serialize();
return NULL;
}
Profile* ChromeDevToolsManagerDelegate::GetProfile(
content::DevToolsAgentHost* agent_host) {
content::WebContents* web_contents = agent_host->GetWebContents();
if (!web_contents)
return NULL;
return Profile::FromBrowserContext(web_contents->GetBrowserContext());
}
scoped_ptr<DevToolsProtocol::Response>
ChromeDevToolsManagerDelegate::CanEmulateNetworkConditions(
content::DevToolsAgentHost* agent_host,
DevToolsProtocol::Command* command) {
base::DictionaryValue* result = new base::DictionaryValue();
result->SetBoolean(chrome::devtools::kResult, true);
return command->SuccessResponse(result);
}
scoped_ptr<DevToolsProtocol::Response>
ChromeDevToolsManagerDelegate::EmulateNetworkConditions(
content::DevToolsAgentHost* agent_host,
DevToolsProtocol::Command* command) {
base::DictionaryValue* params = command->params();
namespace names = ::chrome::devtools::Network::emulateNetworkConditions;
bool offline = false;
if (!params || !params->GetBoolean(names::kParamOffline, &offline))
return command->InvalidParamResponse(names::kParamOffline);
double latency = 0.0;
if (!params->GetDouble(names::kParamLatency, &latency))
return command->InvalidParamResponse(names::kParamLatency);
if (latency < 0.0)
latency = 0.0;
double download_throughput = 0.0;
if (!params->GetDouble(names::kParamDownloadThroughput, &download_throughput))
return command->InvalidParamResponse(names::kParamDownloadThroughput);
if (download_throughput < 0.0)
download_throughput = 0.0;
double upload_throughput = 0.0;
if (!params->GetDouble(names::kParamUploadThroughput, &upload_throughput))
return command->InvalidParamResponse(names::kParamUploadThroughput);
if (upload_throughput < 0.0)
upload_throughput = 0.0;
scoped_ptr<DevToolsNetworkConditions> conditions(
new DevToolsNetworkConditions(
offline, latency, download_throughput, upload_throughput));
UpdateNetworkState(agent_host, conditions.Pass());
return command->SuccessResponse(NULL);
}
void ChromeDevToolsManagerDelegate::UpdateNetworkState(
content::DevToolsAgentHost* agent_host,
scoped_ptr<DevToolsNetworkConditions> conditions) {
Profile* profile = GetProfile(agent_host);
if (!profile)
return;
profile->GetDevToolsNetworkController()->SetNetworkState(
agent_host->GetId(), conditions.Pass());
}
void ChromeDevToolsManagerDelegate::DevToolsAgentStateChanged(
content::DevToolsAgentHost* agent_host,
bool attached) {
scoped_ptr<DevToolsNetworkConditions> conditions;
if (attached)
conditions.reset(new DevToolsNetworkConditions());
UpdateNetworkState(agent_host, conditions.Pass());
}
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