webkit/plugins/ppapi/url_response_info_util.cc

   1 // Copyright (c) 2012 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 "webkit/plugins/ppapi/url_response_info_util.h"
   6
   7 #include "base/logging.h"
   8 #include "third_party/WebKit/Source/Platform/chromium/public/WebHTTPHeaderVisitor.h"
   9 #include "third_party/WebKit/Source/Platform/chromium/public/WebString.h"
  10 #include "third_party/WebKit/Source/Platform/chromium/public/WebURL.h"
  11 #include "third_party/WebKit/Source/Platform/chromium/public/WebURLResponse.h"
  12 #include "webkit/base/file_path_string_conversions.h"
  13 #include "webkit/plugins/ppapi/ppb_file_ref_impl.h"
  14 #include "webkit/glue/webkit_glue.h"
  15
  16 using WebKit::WebHTTPHeaderVisitor;
  17 using WebKit::WebString;
  18 using WebKit::WebURLResponse;
  19
  20 namespace webkit {
  21 namespace ppapi {
  22
  23 namespace {
  24
  25 class HeaderFlattener : public WebHTTPHeaderVisitor {
  26  public:
  27   const std::string& buffer() const { return buffer_; }
  28
  29   virtual void visitHeader(const WebString& name, const WebString& value) {
  30     if (!buffer_.empty())
  31       buffer_.append("\n");
  32     buffer_.append(name.utf8());
  33     buffer_.append(": ");
  34     buffer_.append(value.utf8());
  35   }
  36
  37  private:
  38   std::string buffer_;
  39 };
  40
  41 bool IsRedirect(int32_t status) {
  42   return status >= 300 && status <= 399;
  43 }
  44
  45 }  // namespace
  46
  47 ::ppapi::URLResponseInfoData DataFromWebURLResponse(
  48     PP_Instance pp_instance,
  49     const WebURLResponse& response) {
  50   ::ppapi::URLResponseInfoData data;
  51
  52   data.url = response.url().spec();
  53   data.status_code = response.httpStatusCode();
  54   data.status_text = response.httpStatusText().utf8();
  55   if (IsRedirect(data.status_code)) {
  56     data.redirect_url = response.httpHeaderField(
  57         WebString::fromUTF8("Location")).utf8();
  58   }
  59
  60   HeaderFlattener flattener;
  61   response.visitHTTPHeaderFields(&flattener);
  62   data.headers = flattener.buffer();
  63
  64   WebString file_path = response.downloadFilePath();
  65   if (!file_path.isEmpty()) {
  66     scoped_refptr<PPB_FileRef_Impl> file_ref(
  67         PPB_FileRef_Impl::CreateExternal(
  68             pp_instance,
  69             webkit_base::WebStringToFilePath(file_path),
  70             std::string()));
  71     data.body_as_file_ref = file_ref->GetCreateInfo();
  72     file_ref->GetReference();  // The returned data has one ref for the plugin.
  73   }
  74   return data;
  75 }
  76
  77 }  // namespace ppapi
  78 }  // namespace webkit