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 GetParentId() const OVERRIDE { return std::string(); }
  81   virtual std::string GetType() const OVERRIDE { return kTargetTypePage; }
  82   virtual std::string GetTitle() const OVERRIDE { return title_; }
  83   virtual std::string GetDescription() const OVERRIDE { return std::string(); }
  84   virtual GURL GetURL() const OVERRIDE { return url_; }
  85   virtual GURL GetFaviconURL() const OVERRIDE { return favicon_url_; }
  86   virtual base::TimeTicks GetLastActivityTime() const OVERRIDE {
  87     return last_activity_time_;
  88   }
  89   virtual bool IsAttached() const OVERRIDE {
  90     return agent_host_->IsAttached();
  91   }
  92   virtual scoped_refptr<DevToolsAgentHost> GetAgentHost() const OVERRIDE {
  93     return agent_host_;
  94   }
  95   virtual bool Activate() const OVERRIDE;
  96   virtual bool Close() const OVERRIDE;
  97
  98  private:
  99   scoped_refptr<DevToolsAgentHost> agent_host_;
 100   std::string id_;
 101   std::string title_;
 102   GURL url_;
 103   GURL favicon_url_;
 104   base::TimeTicks last_activity_time_;
 105 };
 106
 107 Target::Target(WebContents* web_contents) {
 108   agent_host_ =
 109       DevToolsAgentHost::GetOrCreateFor(web_contents->GetRenderViewHost());
 110   id_ = agent_host_->GetId();
 111   title_ = base::UTF16ToUTF8(web_contents->GetTitle());
 112   url_ = web_contents->GetURL();
 113   content::NavigationController& controller = web_contents->GetController();
 114   content::NavigationEntry* entry = controller.GetActiveEntry();
 115   if (entry != NULL && entry->GetURL().is_valid())
 116     favicon_url_ = entry->GetFavicon().url;
 117   last_activity_time_ = web_contents->GetLastActiveTime();
 118 }
 119
 120 bool Target::Activate() const {
 121   RenderViewHost* rvh = agent_host_->GetRenderViewHost();
 122   if (!rvh)
 123     return false;
 124   WebContents* web_contents = WebContents::FromRenderViewHost(rvh);
 125   if (!web_contents)
 126     return false;
 127   web_contents->GetDelegate()->ActivateContents(web_contents);
 128   return true;
 129 }
 130
 131 bool Target::Close() const {
 132   RenderViewHost* rvh = agent_host_->GetRenderViewHost();
 133   if (!rvh)
 134     return false;
 135   rvh->ClosePage();
 136   return true;
 137 }
 138
 139 }  // namespace
 140
 141 namespace content {
 142
 143 ShellDevToolsDelegate::ShellDevToolsDelegate(BrowserContext* browser_context)
 144     : browser_context_(browser_context) {
 145   std::string frontend_url;
 146 #if defined(OS_ANDROID)
 147   frontend_url = base::StringPrintf(kFrontEndURL, GetWebKitRevision().c_str());
 148 #endif
 149   devtools_http_handler_ =
 150       DevToolsHttpHandler::Start(CreateSocketFactory(), frontend_url, this);
 151 }
 152
 153 ShellDevToolsDelegate::~ShellDevToolsDelegate() {
 154 }
 155
 156 void ShellDevToolsDelegate::Stop() {
 157   // The call below destroys this.
 158   devtools_http_handler_->Stop();
 159 }
 160
 161 std::string ShellDevToolsDelegate::GetDiscoveryPageHTML() {
 162 #if defined(OS_ANDROID)
 163   return std::string();
 164 #else
 165   return ResourceBundle::GetSharedInstance().GetRawDataResource(
 166       IDR_CONTENT_SHELL_DEVTOOLS_DISCOVERY_PAGE).as_string();
 167 #endif
 168 }
 169
 170 bool ShellDevToolsDelegate::BundlesFrontendResources() {
 171 #if defined(OS_ANDROID)
 172   return false;
 173 #else
 174   return true;
 175 #endif
 176 }
 177
 178 base::FilePath ShellDevToolsDelegate::GetDebugFrontendDir() {
 179   return base::FilePath();
 180 }
 181
 182 std::string ShellDevToolsDelegate::GetPageThumbnailData(const GURL& url) {
 183   return std::string();
 184 }
 185
 186 scoped_ptr<DevToolsTarget>
 187 ShellDevToolsDelegate::CreateNewTarget(const GURL& url) {
 188   Shell* shell = Shell::CreateNewWindow(browser_context_,
 189                                         url,
 190                                         NULL,
 191                                         MSG_ROUTING_NONE,
 192                                         gfx::Size());
 193   return scoped_ptr<DevToolsTarget>(new Target(shell->web_contents()));
 194 }
 195
 196 void ShellDevToolsDelegate::EnumerateTargets(TargetCallback callback) {
 197   TargetList targets;
 198   std::vector<RenderViewHost*> rvh_list =
 199       content::DevToolsAgentHost::GetValidRenderViewHosts();
 200   for (std::vector<RenderViewHost*>::iterator it = rvh_list.begin();
 201        it != rvh_list.end(); ++it) {
 202     WebContents* web_contents = WebContents::FromRenderViewHost(*it);
 203     if (web_contents)
 204       targets.push_back(new Target(web_contents));
 205   }
 206   callback.Run(targets);
 207 }
 208
 209 scoped_ptr<net::StreamListenSocket>
 210 ShellDevToolsDelegate::CreateSocketForTethering(
 211     net::StreamListenSocket::Delegate* delegate,
 212     std::string* name) {
 213   return scoped_ptr<net::StreamListenSocket>();
 214 }
 215
 216 }  // namespace content