1// Copyright (c) 2012 The Chromium Authors. All rights reserved.
2// Use of this source code is governed by a BSD-style license that can be
3// found in the LICENSE file.
4
5#include "chrome/browser/devtools/browser_list_tabcontents_provider.h"
6
7#include "base/path_service.h"
8#include "base/strings/string_number_conversions.h"
9#include "chrome/browser/history/top_sites.h"
10#include "chrome/browser/profiles/profile.h"
11#include "chrome/browser/ui/browser.h"
12#include "chrome/browser/ui/browser_iterator.h"
13#include "chrome/browser/ui/host_desktop.h"
14#include "chrome/common/chrome_paths.h"
15#include "content/public/common/url_constants.h"
16#include "grit/browser_resources.h"
17#include "net/socket/tcp_listen_socket.h"
18#include "net/url_request/url_request_context_getter.h"
19#include "ui/base/resource/resource_bundle.h"
20
21namespace {
22
23const int kMinTetheringPort = 9333;
24const int kMaxTetheringPort = 9444;
25
26base::LazyInstance<bool>::Leaky g_tethering_enabled = LAZY_INSTANCE_INITIALIZER;
27
28}
29
30// static
31void BrowserListTabContentsProvider::EnableTethering() {
32  g_tethering_enabled.Get() = true;
33}
34
35BrowserListTabContentsProvider::BrowserListTabContentsProvider(
36    chrome::HostDesktopType host_desktop_type)
37    : host_desktop_type_(host_desktop_type),
38      last_tethering_port_(kMinTetheringPort) {
39  g_tethering_enabled.Get() = false;
40}
41
42BrowserListTabContentsProvider::~BrowserListTabContentsProvider() {
43}
44
45std::string BrowserListTabContentsProvider::GetDiscoveryPageHTML() {
46  std::set<Profile*> profiles;
47  for (chrome::BrowserIterator it; !it.done(); it.Next())
48    profiles.insert((*it)->profile());
49
50  for (std::set<Profile*>::iterator it = profiles.begin();
51       it != profiles.end(); ++it) {
52    history::TopSites* ts = (*it)->GetTopSites();
53    if (ts) {
54      // TopSites updates itself after a delay. Ask TopSites to update itself
55      // when we're about to show the remote debugging landing page.
56      ts->SyncWithHistory();
57    }
58  }
59  return ResourceBundle::GetSharedInstance().GetRawDataResource(
60      IDR_DEVTOOLS_DISCOVERY_PAGE_HTML).as_string();
61}
62
63bool BrowserListTabContentsProvider::BundlesFrontendResources() {
64  return true;
65}
66
67base::FilePath BrowserListTabContentsProvider::GetDebugFrontendDir() {
68#if defined(DEBUG_DEVTOOLS)
69  base::FilePath inspector_dir;
70  PathService::Get(chrome::DIR_INSPECTOR, &inspector_dir);
71  return inspector_dir;
72#else
73  return base::FilePath();
74#endif
75}
76
77scoped_ptr<net::StreamListenSocket>
78BrowserListTabContentsProvider::CreateSocketForTethering(
79    net::StreamListenSocket::Delegate* delegate,
80    std::string* name) {
81  if (!g_tethering_enabled.Get())
82    return scoped_ptr<net::StreamListenSocket>();
83
84  if (last_tethering_port_ == kMaxTetheringPort)
85    last_tethering_port_ = kMinTetheringPort;
86  int port = ++last_tethering_port_;
87  *name = base::IntToString(port);
88  return net::TCPListenSocket::CreateAndListen("127.0.0.1", port, delegate)
89      .PassAs<net::StreamListenSocket>();
90}
91