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      1 // Copyright (c) 2011 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/ui/webui/remoting_ui.h"
      6 
      7 #include "base/memory/singleton.h"
      8 #include "chrome/browser/profiles/profile.h"
      9 #include "chrome/browser/ui/webui/chrome_url_data_manager.h"
     10 #include "chrome/common/url_constants.h"
     11 #include "content/browser/browser_thread.h"
     12 #include "content/browser/tab_contents/tab_contents.h"
     13 #include "grit/theme_resources.h"
     14 #include "ui/base/resource/resource_bundle.h"
     15 
     16 namespace {
     17 
     18 ///////////////////////////////////////////////////////////////////////////////
     19 //
     20 // RemotingHTMLSource
     21 //
     22 ///////////////////////////////////////////////////////////////////////////////
     23 
     24 class RemotingUIHTMLSource : public ChromeURLDataManager::DataSource {
     25  public:
     26   RemotingUIHTMLSource()
     27       : DataSource(chrome::kChromeUIRemotingHost, MessageLoop::current()) {}
     28 
     29   // Called when the network layer has requested a resource underneath
     30   // the path we registered.
     31   virtual void StartDataRequest(const std::string& path,
     32                                 bool is_incognito,
     33                                 int request_id);
     34   virtual std::string GetMimeType(const std::string&) const {
     35     return "pepper-application/x-chromoting";
     36   }
     37 
     38  private:
     39   ~RemotingUIHTMLSource() {}
     40 
     41   DISALLOW_COPY_AND_ASSIGN(RemotingUIHTMLSource);
     42 };
     43 
     44 void RemotingUIHTMLSource::StartDataRequest(const std::string& path,
     45                                             bool is_incognito,
     46                                             int request_id) {
     47   // Dummy data. Not used, but we need to send something back in the response.
     48   std::string full_html = "remoting";
     49 
     50   scoped_refptr<RefCountedBytes> html_bytes(new RefCountedBytes());
     51   html_bytes->data.resize(full_html.size());
     52   std::copy(full_html.begin(), full_html.end(), html_bytes->data.begin());
     53 
     54   SendResponse(request_id, html_bytes);
     55 }
     56 
     57 }  // namespace
     58 
     59 ///////////////////////////////////////////////////////////////////////////////
     60 //
     61 // RemotingUI
     62 //
     63 ///////////////////////////////////////////////////////////////////////////////
     64 
     65 RemotingUI::RemotingUI(TabContents* contents) : WebUI(contents) {
     66   RemotingUIHTMLSource* html_source = new RemotingUIHTMLSource();
     67 
     68   // Set up the chrome://remoting source.
     69   contents->profile()->GetChromeURLDataManager()->AddDataSource(html_source);
     70 }
     71 
     72 
     73 // static
     74 RefCountedMemory* RemotingUI::GetFaviconResourceBytes() {
     75   return ResourceBundle::GetSharedInstance().
     76       // TODO(garykac): Have custom remoting icon created.
     77       LoadDataResourceBytes(IDR_PLUGIN);
     78 }
     79 
     80 // static
     81 void RemotingUI::RegisterUserPrefs(PrefService* prefs) {
     82   // TODO(garykac): Add remoting prefs (if needed).
     83 }
     84