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      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 CHROME_BROWSER_SAFE_BROWSING_INCIDENT_REPORTING_INCIDENT_REPORT_UPLOADER_IMPL_H_
      6 #define CHROME_BROWSER_SAFE_BROWSING_INCIDENT_REPORTING_INCIDENT_REPORT_UPLOADER_IMPL_H_
      7 
      8 #include <string>
      9 
     10 #include "base/compiler_specific.h"
     11 #include "base/macros.h"
     12 #include "base/memory/scoped_ptr.h"
     13 #include "base/time/time.h"
     14 #include "chrome/browser/safe_browsing/incident_reporting/incident_report_uploader.h"
     15 #include "net/url_request/url_fetcher_delegate.h"
     16 #include "url/gurl.h"
     17 
     18 namespace net {
     19 class URLFetcher;
     20 class URLRequestContextGetter;
     21 }  // namespace net
     22 
     23 namespace safe_browsing {
     24 
     25 class ClientIncidentReport;
     26 
     27 // An uploader of incident reports. A report is issued via the UploadReport
     28 // method. The upload can be cancelled by deleting the returned instance. The
     29 // instance is no longer usable after the delegate is notified, and may safely
     30 // be destroyed by the delegate.
     31 class IncidentReportUploaderImpl : public IncidentReportUploader,
     32                                    public net::URLFetcherDelegate {
     33  public:
     34   // The id associated with the URLFetcher, for use by tests.
     35   static const int kTestUrlFetcherId;
     36 
     37   virtual ~IncidentReportUploaderImpl();
     38 
     39   // Uploads a report with a caller-provided URL context. |callback| will be run
     40   // when the upload is complete. Returns NULL if |report| cannot be serialized
     41   // for transmission, in which case the delegate is not notified.
     42   static scoped_ptr<IncidentReportUploader> UploadReport(
     43       const OnResultCallback& callback,
     44       const scoped_refptr<net::URLRequestContextGetter>& request_context_getter,
     45       const ClientIncidentReport& report);
     46 
     47  private:
     48   IncidentReportUploaderImpl(
     49       const OnResultCallback& callback,
     50       const scoped_refptr<net::URLRequestContextGetter>& request_context_getter,
     51       const std::string& post_data);
     52 
     53   // Returns the URL to which incident reports are to be sent.
     54   static GURL GetIncidentReportUrl();
     55 
     56   // net::URLFetcherDelegate methods.
     57   virtual void OnURLFetchComplete(const net::URLFetcher* source) OVERRIDE;
     58 
     59   // The underlying URL fetcher. The instance is alive from construction through
     60   // OnURLFetchComplete.
     61   scoped_ptr<net::URLFetcher> url_fetcher_;
     62 
     63   // The time at which the upload was initiated.
     64   base::TimeTicks time_begin_;
     65 
     66   DISALLOW_COPY_AND_ASSIGN(IncidentReportUploaderImpl);
     67 };
     68 
     69 }  // namespace safe_browsing
     70 
     71 #endif  // CHROME_BROWSER_SAFE_BROWSING_INCIDENT_REPORTING_INCIDENT_REPORT_UPLOADER_IMPL_H_
     72