Intercept HTTP requests for documents that GView is capable of displaying (such

as pdf) and redirect the user to the appropriate URL for viewing.

Original patch by skrulx@gmail.com
http://codereview.chromium.org/174016

Review URL: http://codereview.chromium.org/199019

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@25496 0039d316-1c4b-4281-b951-d872f2087c98

3 files changed, 65 insertions, 0 deletions

diff --git a/net/net.gyp b/net/net.gyp
index 509f9ec..c7eaf8b 100644
--- a/net/net.gyp
+++ b/net/net.gyp
@@ -350,6 +350,8 @@
         'url_request/url_request_job_tracker.h',
         'url_request/url_request_new_ftp_job.cc',
         'url_request/url_request_new_ftp_job.h',
+        'url_request/url_request_redirect_job.cc',
+        'url_request/url_request_redirect_job.h',
         'url_request/url_request_simple_job.cc',
         'url_request/url_request_simple_job.h',
         'url_request/url_request_status.h',
diff --git a/net/url_request/url_request_redirect_job.cc b/net/url_request/url_request_redirect_job.cc
new file mode 100644
index 0000000..d8a1a3e
--- /dev/null
+++ b/net/url_request/url_request_redirect_job.cc
@@ -0,0 +1,29 @@
+// Copyright (c) 2006-2008 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#include "net/url_request/url_request_redirect_job.h"
+
+#include "base/message_loop.h"
+
+URLRequestRedirectJob::URLRequestRedirectJob(URLRequest* request,
+                                             GURL redirect_destination)
+    : URLRequestJob(request), redirect_destination_(redirect_destination) {
+}
+
+void URLRequestRedirectJob::Start() {
+  MessageLoop::current()->PostTask(FROM_HERE, NewRunnableMethod(
+      this, &URLRequestRedirectJob::StartAsync));
+}
+
+void URLRequestRedirectJob::StartAsync() {
+  NotifyHeadersComplete();
+}
+
+bool URLRequestRedirectJob::IsRedirectResponse(GURL* location,
+                                               int* http_status_code) {
+  *location = redirect_destination_;
+  *http_status_code = 302;
+  return true;
+}
+
diff --git a/net/url_request/url_request_redirect_job.h b/net/url_request/url_request_redirect_job.h
new file mode 100644
index 0000000..df35f8d
--- /dev/null
+++ b/net/url_request/url_request_redirect_job.h
@@ -0,0 +1,34 @@
+// Copyright (c) 2006-2008 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#ifndef NET_URL_REQUEST_URL_REQUEST_REDIRECT_JOB_H_
+#define NET_URL_REQUEST_URL_REQUEST_REDIRECT_JOB_H_
+
+#include <string>
+
+#include "net/url_request/url_request.h"
+#include "net/url_request/url_request_job.h"
+#include "googleurl/src/gurl.h"
+
+class GURL;
+
+// A URLRequestJob that will redirect the request to the specified
+// URL.  This is useful to restart a request at a different URL based
+// on the result of another job.
+class URLRequestRedirectJob : public URLRequestJob {
+ public:
+  // Constructs a job that redirects to the specified URL.
+  URLRequestRedirectJob(URLRequest* request, GURL redirect_destination);
+
+  virtual void Start();
+  bool IsRedirectResponse(GURL* location, int* http_status_code);
+
+ private:
+  void StartAsync();
+
+  GURL redirect_destination_;
+};
+
+#endif  // NET_URL_REQUEST_URL_REQUEST_REDIRECT_JOB_H_
+