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// Copyright (c) 2009 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/extension_devtools_bridge.h"
#include "base/message_loop.h"
#include "base/string_util.h"
#include "chrome/browser/debugger/devtools_manager.h"
#include "chrome/browser/extensions/extension_devtools_events.h"
#include "chrome/browser/extensions/extension_devtools_manager.h"
#include "chrome/browser/extensions/extension_tabs_module.h"
#include "chrome/browser/profile.h"
#include "chrome/browser/tab_contents/tab_contents.h"
#include "chrome/common/devtools_messages.h"
ExtensionDevToolsBridge::ExtensionDevToolsBridge(int tab_id,
Profile* profile)
: tab_id_(tab_id),
inspected_rvh_(NULL),
profile_(profile),
on_page_event_name_(
ExtensionDevToolsEvents::OnPageEventNameForTab(tab_id)),
on_tab_url_change_event_name_(
ExtensionDevToolsEvents::OnTabUrlChangeEventNameForTab(tab_id)),
on_tab_close_event_name_(
ExtensionDevToolsEvents::OnTabCloseEventNameForTab(tab_id)) {
extension_devtools_manager_ = profile_->GetExtensionDevToolsManager();
DCHECK(extension_devtools_manager_.get());
}
ExtensionDevToolsBridge::~ExtensionDevToolsBridge() {
}
bool ExtensionDevToolsBridge::RegisterAsDevToolsClientHost() {
DCHECK_EQ(MessageLoop::current()->type(), MessageLoop::TYPE_UI);
Browser* browser;
TabStripModel* tab_strip;
TabContents* contents;
int tab_index;
if (ExtensionTabUtil::GetTabById(tab_id_, profile_, &browser, &tab_strip,
&contents, &tab_index)) {
inspected_rvh_ = contents->render_view_host();
DevToolsManager::GetInstance()->RegisterDevToolsClientHostFor(
inspected_rvh_, this);
return true;
}
return false;
}
void ExtensionDevToolsBridge::UnregisterAsDevToolsClientHost() {
DCHECK_EQ(MessageLoop::current()->type(), MessageLoop::TYPE_UI);
if (inspected_rvh_) {
DevToolsManager::GetInstance()->UnregisterDevToolsClientHostFor(
inspected_rvh_);
inspected_rvh_ = NULL;
}
}
// If the tab we are looking at is going away then we fire a closing event at
// the extension.
void ExtensionDevToolsBridge::InspectedTabClosing() {
DCHECK_EQ(MessageLoop::current()->type(), MessageLoop::TYPE_UI);
std::string json("[{}]");
profile_->GetExtensionMessageService()->
DispatchEventToRenderers(on_tab_close_event_name_, json);
// This may result in this object being destroyed.
extension_devtools_manager_->BridgeClosingForTab(tab_id_);
}
void ExtensionDevToolsBridge::SendMessageToClient(const IPC::Message& msg) {
IPC_BEGIN_MESSAGE_MAP(ExtensionDevToolsBridge, msg)
IPC_MESSAGE_HANDLER(DevToolsClientMsg_RpcMessage, OnRpcMessage);
IPC_MESSAGE_UNHANDLED_ERROR()
IPC_END_MESSAGE_MAP()
}
static const char kTimelineAgentClassName[] = "TimelineAgentClass";
static const char kPageEventMessageName[] = "PageEventMessage";
static const char kTabUrlChangeEventMessageName[] = "TabUrlChangeEventMessage";
void ExtensionDevToolsBridge::OnRpcMessage(const std::string& class_name,
const std::string& message_name,
const std::string& param1,
const std::string& param2,
const std::string& param3) {
DCHECK_EQ(MessageLoop::current()->type(), MessageLoop::TYPE_UI);
// TODO(jamesr): Update the filtering and message creation logic once
// the TimelineAgent lands in WebKit.
if (class_name == kTimelineAgentClassName) {
if (message_name == kPageEventMessageName) {
std::string json = StringPrintf("[{\"record\": \"%s\"}]", param1.c_str());
profile_->GetExtensionMessageService()->
DispatchEventToRenderers(on_page_event_name_, json);
} else if (message_name == kTabUrlChangeEventMessageName) {
std::string json = StringPrintf("[{\"record\": \"%s\"}]", param1.c_str());
profile_->GetExtensionMessageService()->
DispatchEventToRenderers(on_tab_url_change_event_name_, json);
}
}
}
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