components/dom_distiller/content/browser/dom_distiller_viewer_source.h

   1 // Copyright 2014 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 #ifndef COMPONENTS_DOM_DISTILLER_CONTENT_BROWSER_DOM_DISTILLER_VIEWER_SOURCE_H_
   6 #define COMPONENTS_DOM_DISTILLER_CONTENT_BROWSER_DOM_DISTILLER_VIEWER_SOURCE_H_
   7
   8 #include <string>
   9
  10 #include "base/basictypes.h"
  11 #include "base/compiler_specific.h"
  12 #include "base/memory/scoped_ptr.h"
  13 #include "components/dom_distiller/content/browser/external_feedback_reporter.h"
  14 #include "content/public/browser/url_data_source.h"
  15
  16 namespace dom_distiller {
  17
  18 class DomDistillerServiceInterface;
  19 class DomDistillerViewerSourceTest;
  20 class ViewerHandle;
  21 class ViewRequestDelegate;
  22
  23 // Serves HTML and resources for viewing distilled articles.
  24 class DomDistillerViewerSource : public content::URLDataSource {
  25  public:
  26   DomDistillerViewerSource(
  27       DomDistillerServiceInterface* dom_distiller_service,
  28       const std::string& scheme,
  29       scoped_ptr<ExternalFeedbackReporter> external_reporter);
  30   ~DomDistillerViewerSource() override;
  31
  32   class RequestViewerHandle;
  33
  34   // Overridden from content::URLDataSource:
  35   std::string GetSource() const override;
  36   void StartDataRequest(
  37       const std::string& path,
  38       int render_process_id,
  39       int render_frame_id,
  40       const content::URLDataSource::GotDataCallback& callback) override;
  41   std::string GetMimeType(const std::string& path) const override;
  42   bool ShouldServiceRequest(const net::URLRequest* request) const override;
  43   void WillServiceRequest(const net::URLRequest* request,
  44                           std::string* path) const override;
  45   std::string GetContentSecurityPolicyObjectSrc() const override;
  46   std::string GetContentSecurityPolicyFrameSrc() const override;
  47
  48  private:
  49   friend class DomDistillerViewerSourceTest;
  50
  51   // The scheme this URLDataSource is hosted under.
  52   std::string scheme_;
  53
  54   // The service which contains all the functionality needed to interact with
  55   // the list of articles.
  56   DomDistillerServiceInterface* dom_distiller_service_;
  57
  58   // A means for starting/opening an external service for feedback reporting.
  59   scoped_ptr<ExternalFeedbackReporter> external_feedback_reporter_;
  60
  61   DISALLOW_COPY_AND_ASSIGN(DomDistillerViewerSource);
  62 };
  63
  64 }  // namespace dom_distiller
  65
  66 #endif  // COMPONENTS_DOM_DISTILLER_CONTENT_BROWSER_DOM_DISTILLER_VIEWER_SOURCE_H_