src/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/files/file_path.h"
  12 #include "base/strings/string_number_conversions.h"
  13 #include "base/strings/stringprintf.h"
  14 #include "base/strings/utf_string_conversions.h"
  15 #include "content/public/browser/devtools_agent_host.h"
  16 #include "content/public/browser/devtools_http_handler.h"
  17 #include "content/public/browser/devtools_target.h"
  18 #include "content/public/browser/favicon_status.h"
  19 #include "content/public/browser/navigation_entry.h"
  20 #include "content/public/browser/render_view_host.h"
  21 #include "content/public/browser/web_contents.h"
  22 #include "content/public/common/content_switches.h"
  23 #include "content/public/common/url_constants.h"
  24 #include "content/public/common/user_agent.h"
  25 #include "content/shell/browser/shell.h"
  26 #include "grit/shell_resources.h"
  27 #include "net/socket/tcp_listen_socket.h"
  28 #include "ui/base/resource/resource_bundle.h"
  29
  30 #if defined(OS_ANDROID)
  31 #include "content/public/browser/android/devtools_auth.h"
  32 #include "net/socket/unix_domain_listen_socket_posix.h"
  33 #endif
  34
  35 using content::DevToolsAgentHost;
  36 using content::RenderViewHost;
  37 using content::WebContents;
  38
  39 namespace {
  40
  41 #if defined(OS_ANDROID)
  42 const char kFrontEndURL[] =
  43     "http://chrome-devtools-frontend.appspot.com/serve_rev/%s/devtools.html";
  44 #endif
  45 const char kTargetTypePage[] = "page";
  46
  47 net::StreamListenSocketFactory* CreateSocketFactory() {
  48   const CommandLine& command_line = *CommandLine::ForCurrentProcess();
  49 #if defined(OS_ANDROID)
  50   std::string socket_name = "content_shell_devtools_remote";
  51   if (command_line.HasSwitch(switches::kRemoteDebuggingSocketName)) {
  52     socket_name = command_line.GetSwitchValueASCII(
  53         switches::kRemoteDebuggingSocketName);
  54   }
  55   return new net::deprecated::
  56       UnixDomainListenSocketWithAbstractNamespaceFactory(
  57           socket_name, "", base::Bind(&content::CanUserConnectToDevTools));
  58 #else
  59   // See if the user specified a port on the command line (useful for
  60   // automation). If not, use an ephemeral port by specifying 0.
  61   int port = 0;
  62   if (command_line.HasSwitch(switches::kRemoteDebuggingPort)) {
  63     int temp_port;
  64     std::string port_str =
  65         command_line.GetSwitchValueASCII(switches::kRemoteDebuggingPort);
  66     if (base::StringToInt(port_str, &temp_port) &&
  67         temp_port > 0 && temp_port < 65535) {
  68       port = temp_port;
  69     } else {
  70       DLOG(WARNING) << "Invalid http debugger port number " << temp_port;
  71     }
  72   }
  73   return new net::TCPListenSocketFactory("127.0.0.1", port);
  74 #endif
  75 }
  76
  77 class Target : public content::DevToolsTarget {
  78  public:
  79   explicit Target(WebContents* web_contents);
  80
  81   virtual std::string GetId() const OVERRIDE { return id_; }
  82   virtual std::string GetParentId() const OVERRIDE { return std::string(); }
  83   virtual std::string GetType() const OVERRIDE { return kTargetTypePage; }
  84   virtual std::string GetTitle() const OVERRIDE { return title_; }
  85   virtual std::string GetDescription() const OVERRIDE { return std::string(); }
  86   virtual GURL GetURL() const OVERRIDE { return url_; }
  87   virtual GURL GetFaviconURL() const OVERRIDE { return favicon_url_; }
  88   virtual base::TimeTicks GetLastActivityTime() const OVERRIDE {
  89     return last_activity_time_;
  90   }
  91   virtual bool IsAttached() const OVERRIDE {
  92     return agent_host_->IsAttached();
  93   }
  94   virtual scoped_refptr<DevToolsAgentHost> GetAgentHost() const OVERRIDE {
  95     return agent_host_;
  96   }
  97   virtual bool Activate() const OVERRIDE;
  98   virtual bool Close() const OVERRIDE;
  99
 100  private:
 101   scoped_refptr<DevToolsAgentHost> agent_host_;
 102   std::string id_;
 103   std::string title_;
 104   GURL url_;
 105   GURL favicon_url_;
 106   base::TimeTicks last_activity_time_;
 107 };
 108
 109 Target::Target(WebContents* web_contents) {
 110   agent_host_ = DevToolsAgentHost::GetOrCreateFor(web_contents);
 111   id_ = agent_host_->GetId();
 112   title_ = base::UTF16ToUTF8(web_contents->GetTitle());
 113   url_ = web_contents->GetURL();
 114   content::NavigationController& controller = web_contents->GetController();
 115   content::NavigationEntry* entry = controller.GetActiveEntry();
 116   if (entry != NULL && entry->GetURL().is_valid())
 117     favicon_url_ = entry->GetFavicon().url;
 118   last_activity_time_ = web_contents->GetLastActiveTime();
 119 }
 120
 121 bool Target::Activate() const {
 122   WebContents* web_contents = agent_host_->GetWebContents();
 123   if (!web_contents)
 124     return false;
 125   web_contents->GetDelegate()->ActivateContents(web_contents);
 126   return true;
 127 }
 128
 129 bool Target::Close() const {
 130   WebContents* web_contents = agent_host_->GetWebContents();
 131   if (!web_contents)
 132     return false;
 133   web_contents->GetRenderViewHost()->ClosePage();
 134   return true;
 135 }
 136
 137 }  // namespace
 138
 139 namespace content {
 140
 141 ShellDevToolsDelegate::ShellDevToolsDelegate(BrowserContext* browser_context)
 142     : browser_context_(browser_context) {
 143   std::string frontend_url;
 144 #if defined(OS_ANDROID)
 145   frontend_url = base::StringPrintf(kFrontEndURL, GetWebKitRevision().c_str());
 146 #endif
 147   devtools_http_handler_ =
 148       DevToolsHttpHandler::Start(CreateSocketFactory(), frontend_url, this,
 149                                  base::FilePath());
 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<WebContents*> wc_list =
 198       content::DevToolsAgentHost::GetInspectableWebContents();
 199   for (std::vector<WebContents*>::iterator it = wc_list.begin();
 200        it != wc_list.end();
 201        ++it) {
 202     targets.push_back(new Target(*it));
 203   }
 204   callback.Run(targets);
 205 }
 206
 207 scoped_ptr<net::StreamListenSocket>
 208 ShellDevToolsDelegate::CreateSocketForTethering(
 209     net::StreamListenSocket::Delegate* delegate,
 210     std::string* name) {
 211   return scoped_ptr<net::StreamListenSocket>();
 212 }
 213
 214 }  // namespace content