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      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 #ifndef CHROME_BROWSER_SEARCH_IFRAME_SOURCE_H_
      6 #define CHROME_BROWSER_SEARCH_IFRAME_SOURCE_H_
      7 
      8 #include "base/basictypes.h"
      9 #include "base/compiler_specific.h"
     10 #include "content/public/browser/url_data_source.h"
     11 
     12 // Base class for URL data sources for chrome-search:// iframed content.
     13 class IframeSource : public content::URLDataSource {
     14  public:
     15   IframeSource();
     16   virtual ~IframeSource();
     17 
     18  protected:
     19   // Overridden from content::URLDataSource:
     20   virtual std::string GetMimeType(
     21       const std::string& path_and_query) const OVERRIDE;
     22   virtual bool ShouldDenyXFrameOptions() const OVERRIDE;
     23   virtual bool ShouldServiceRequest(
     24       const net::URLRequest* request) const OVERRIDE;
     25 
     26   // Returns whether this source should serve data for a particular path.
     27   virtual bool ServesPath(const std::string& path) const = 0;
     28 
     29   // Sends unmodified resource bytes.
     30   void SendResource(
     31       int resource_id,
     32       const content::URLDataSource::GotDataCallback& callback);
     33 
     34   // Sends Javascript with an expected postMessage origin interpolated.
     35   void SendJSWithOrigin(
     36       int resource_id,
     37       int render_process_id,
     38       int render_view_id,
     39       const content::URLDataSource::GotDataCallback& callback);
     40 
     41   // This is exposed for testing and should not be overridden.
     42   // Sets |origin| to the URL of the render view identified by |process_id| and
     43   // |render_view_id|. Returns true if successful and false if not, for example
     44   // if the render view does not exist.
     45   virtual bool GetOrigin(
     46       int process_id,
     47       int render_view_id,
     48       std::string* origin) const;
     49 
     50   DISALLOW_COPY_AND_ASSIGN(IframeSource);
     51 };
     52 
     53 #endif  // CHROME_BROWSER_SEARCH_IFRAME_SOURCE_H_
     54