content/shell/browser/shell_devtools_delegate.cc

   1 // Copyright 2013 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 "content/shell/browser/shell_devtools_delegate.h"
   6
   7 #include <vector>
   8
   9 #include "base/bind.h"
  10 #include "base/command_line.h"
  11 #include "base/strings/string_number_conversions.h"
  12 #include "base/strings/stringprintf.h"
  13 #include "base/strings/utf_string_conversions.h"
  14 #include "content/public/browser/devtools_agent_host.h"
  15 #include "content/public/browser/devtools_http_handler.h"
  16 #include "content/public/browser/devtools_target.h"
  17 #include "content/public/browser/favicon_status.h"
  18 #include "content/public/browser/navigation_entry.h"
  19 #include "content/public/browser/render_view_host.h"
  20 #include "content/public/browser/web_contents.h"
  21 #include "content/public/common/content_switches.h"
  22 #include "content/public/common/url_constants.h"
  23 #include "content/public/common/user_agent.h"
  24 #include "content/shell/browser/shell.h"
  25 #include "grit/shell_resources.h"
  26 #include "net/socket/tcp_listen_socket.h"
  27 #include "ui/base/resource/resource_bundle.h"
  28
  29 #if defined(OS_ANDROID)
  30 #include "content/public/browser/android/devtools_auth.h"
  31 #include "net/socket/unix_domain_socket_posix.h"
  32 #endif
  33
  34 using content::DevToolsAgentHost;
  35 using content::RenderViewHost;
  36 using content::WebContents;
  37
  38 namespace {
  39
  40 #if defined(OS_ANDROID)
  41 const char kFrontEndURL[] =
  42     "http://chrome-devtools-frontend.appspot.com/serve_rev/%s/devtools.html";
  43 #endif
  44 const char kTargetTypePage[] = "page";
  45
  46 net::StreamListenSocketFactory* CreateSocketFactory() {
  47   const CommandLine& command_line = *CommandLine::ForCurrentProcess();
  48 #if defined(OS_ANDROID)
  49   std::string socket_name = "content_shell_devtools_remote";
  50   if (command_line.HasSwitch(switches::kRemoteDebuggingSocketName)) {
  51     socket_name = command_line.GetSwitchValueASCII(
  52         switches::kRemoteDebuggingSocketName);
  53   }
  54   return new net::UnixDomainSocketWithAbstractNamespaceFactory(
  55       socket_name, "", base::Bind(&content::CanUserConnectToDevTools));
  56 #else
  57   // See if the user specified a port on the command line (useful for
  58   // automation). If not, use an ephemeral port by specifying 0.
  59   int port = 0;
  60   if (command_line.HasSwitch(switches::kRemoteDebuggingPort)) {
  61     int temp_port;
  62     std::string port_str =
  63         command_line.GetSwitchValueASCII(switches::kRemoteDebuggingPort);
  64     if (base::StringToInt(port_str, &temp_port) &&
  65         temp_port > 0 && temp_port < 65535) {
  66       port = temp_port;
  67     } else {
  68       DLOG(WARNING) << "Invalid http debugger port number " << temp_port;
  69     }
  70   }
  71   return new net::TCPListenSocketFactory("127.0.0.1", port);
  72 #endif
  73 }
  74
  75 class Target : public content::DevToolsTarget {
  76  public:
  77   explicit Target(WebContents* web_contents);
  78
  79   virtual std::string GetId() const OVERRIDE { return id_; }
  80   virtual std::string GetType() const OVERRIDE { return kTargetTypePage; }
  81   virtual std::string GetTitle() const OVERRIDE { return title_; }
  82   virtual std::string GetDescription() const OVERRIDE { return std::string(); }
  83   virtual GURL GetUrl() const OVERRIDE { return url_; }
  84   virtual GURL GetFaviconUrl() const OVERRIDE { return favicon_url_; }
  85   virtual base::TimeTicks GetLastActivityTime() const OVERRIDE {
  86     return last_activity_time_;
  87   }
  88   virtual bool IsAttached() const OVERRIDE {
  89     return agent_host_->IsAttached();
  90   }
  91   virtual scoped_refptr<DevToolsAgentHost> GetAgentHost() const OVERRIDE {
  92     return agent_host_;
  93   }
  94   virtual bool Activate() const OVERRIDE;
  95   virtual bool Close() const OVERRIDE;
  96
  97  private:
  98   scoped_refptr<DevToolsAgentHost> agent_host_;
  99   std::string id_;
 100   std::string title_;
 101   GURL url_;
 102   GURL favicon_url_;
 103   base::TimeTicks last_activity_time_;
 104 };
 105
 106 Target::Target(WebContents* web_contents) {
 107   agent_host_ =
 108       DevToolsAgentHost::GetOrCreateFor(web_contents->GetRenderViewHost());
 109   id_ = agent_host_->GetId();
 110   title_ = base::UTF16ToUTF8(web_contents->GetTitle());
 111   url_ = web_contents->GetURL();
 112   content::NavigationController& controller = web_contents->GetController();
 113   content::NavigationEntry* entry = controller.GetActiveEntry();
 114   if (entry != NULL && entry->GetURL().is_valid())
 115     favicon_url_ = entry->GetFavicon().url;
 116   last_activity_time_ = web_contents->GetLastActiveTime();
 117 }
 118
 119 bool Target::Activate() const {
 120   RenderViewHost* rvh = agent_host_->GetRenderViewHost();
 121   if (!rvh)
 122     return false;
 123   WebContents* web_contents = WebContents::FromRenderViewHost(rvh);
 124   if (!web_contents)
 125     return false;
 126   web_contents->GetDelegate()->ActivateContents(web_contents);
 127   return true;
 128 }
 129
 130 bool Target::Close() const {
 131   RenderViewHost* rvh = agent_host_->GetRenderViewHost();
 132   if (!rvh)
 133     return false;
 134   rvh->ClosePage();
 135   return true;
 136 }
 137
 138 }  // namespace
 139
 140 namespace content {
 141
 142 ShellDevToolsDelegate::ShellDevToolsDelegate(BrowserContext* browser_context)
 143     : browser_context_(browser_context) {
 144   std::string frontend_url;
 145 #if defined(OS_ANDROID)
 146   frontend_url = base::StringPrintf(kFrontEndURL, GetWebKitRevision().c_str());
 147 #endif
 148   devtools_http_handler_ =
 149       DevToolsHttpHandler::Start(CreateSocketFactory(), frontend_url, this);
 150 }
 151
 152 ShellDevToolsDelegate::~ShellDevToolsDelegate() {
 153 }
 154
 155 void ShellDevToolsDelegate::Stop() {
 156   // The call below destroys this.
 157   devtools_http_handler_->Stop();
 158 }
 159
 160 std::string ShellDevToolsDelegate::GetDiscoveryPageHTML() {
 161 #if defined(OS_ANDROID)
 162   return std::string();
 163 #else
 164   return ResourceBundle::GetSharedInstance().GetRawDataResource(
 165       IDR_CONTENT_SHELL_DEVTOOLS_DISCOVERY_PAGE).as_string();
 166 #endif
 167 }
 168
 169 bool ShellDevToolsDelegate::BundlesFrontendResources() {
 170 #if defined(OS_ANDROID)
 171   return false;
 172 #else
 173   return true;
 174 #endif
 175 }
 176
 177 base::FilePath ShellDevToolsDelegate::GetDebugFrontendDir() {
 178   return base::FilePath();
 179 }
 180
 181 std::string ShellDevToolsDelegate::GetPageThumbnailData(const GURL& url) {
 182   return std::string();
 183 }
 184
 185 scoped_ptr<DevToolsTarget>
 186 ShellDevToolsDelegate::CreateNewTarget(const GURL& url) {
 187   Shell* shell = Shell::CreateNewWindow(browser_context_,
 188                                         url,
 189                                         NULL,
 190                                         MSG_ROUTING_NONE,
 191                                         gfx::Size());
 192   return scoped_ptr<DevToolsTarget>(new Target(shell->web_contents()));
 193 }
 194
 195 void ShellDevToolsDelegate::EnumerateTargets(TargetCallback callback) {
 196   TargetList targets;
 197   std::vector<RenderViewHost*> rvh_list =
 198       content::DevToolsAgentHost::GetValidRenderViewHosts();
 199   for (std::vector<RenderViewHost*>::iterator it = rvh_list.begin();
 200        it != rvh_list.end(); ++it) {
 201     WebContents* web_contents = WebContents::FromRenderViewHost(*it);
 202     if (web_contents)
 203       targets.push_back(new Target(web_contents));
 204   }
 205   callback.Run(targets);
 206 }
 207
 208 scoped_ptr<net::StreamListenSocket>
 209 ShellDevToolsDelegate::CreateSocketForTethering(
 210     net::StreamListenSocket::Delegate* delegate,
 211     std::string* name) {
 212   return scoped_ptr<net::StreamListenSocket>();
 213 }
 214
 215 }  // namespace content