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// Copyright (c) 2011 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 "webkit/plugins/ppapi/ppb_url_response_info_impl.h"
#include "base/logging.h"
#include "ppapi/c/pp_var.h"
#include "ppapi/shared_impl/var.h"
#include "third_party/WebKit/Source/WebKit/chromium/public/WebHTTPHeaderVisitor.h"
#include "third_party/WebKit/Source/WebKit/chromium/public/WebString.h"
#include "third_party/WebKit/Source/WebKit/chromium/public/WebURL.h"
#include "third_party/WebKit/Source/WebKit/chromium/public/WebURLResponse.h"
#include "webkit/plugins/ppapi/common.h"
#include "webkit/plugins/ppapi/plugin_module.h"
#include "webkit/plugins/ppapi/ppapi_plugin_instance.h"
#include "webkit/plugins/ppapi/ppb_file_ref_impl.h"
#include "webkit/plugins/ppapi/resource_helper.h"
#include "webkit/glue/webkit_glue.h"
using ppapi::StringVar;
using ppapi::thunk::PPB_URLResponseInfo_API;
using WebKit::WebHTTPHeaderVisitor;
using WebKit::WebString;
using WebKit::WebURLResponse;
namespace webkit {
namespace ppapi {
namespace {
class HeaderFlattener : public WebHTTPHeaderVisitor {
public:
const std::string& buffer() const { return buffer_; }
virtual void visitHeader(const WebString& name, const WebString& value) {
if (!buffer_.empty())
buffer_.append("\n");
buffer_.append(name.utf8());
buffer_.append(": ");
buffer_.append(value.utf8());
}
private:
std::string buffer_;
};
bool IsRedirect(int32_t status) {
return status >= 300 && status <= 399;
}
} // namespace
PPB_URLResponseInfo_Impl::PPB_URLResponseInfo_Impl(PP_Instance instance)
: Resource(instance),
status_code_(-1) {
}
PPB_URLResponseInfo_Impl::~PPB_URLResponseInfo_Impl() {
}
bool PPB_URLResponseInfo_Impl::Initialize(const WebURLResponse& response) {
url_ = response.url().spec();
status_code_ = response.httpStatusCode();
status_text_ = response.httpStatusText().utf8();
if (IsRedirect(status_code_)) {
redirect_url_ = response.httpHeaderField(
WebString::fromUTF8("Location")).utf8();
}
HeaderFlattener flattener;
response.visitHTTPHeaderFields(&flattener);
headers_ = flattener.buffer();
WebString file_path = response.downloadFilePath();
if (!file_path.isEmpty()) {
body_ = PPB_FileRef_Impl::CreateExternal(
pp_instance(), webkit_glue::WebStringToFilePath(file_path));
}
return true;
}
PPB_URLResponseInfo_API* PPB_URLResponseInfo_Impl::AsPPB_URLResponseInfo_API() {
return this;
}
PP_Var PPB_URLResponseInfo_Impl::GetProperty(PP_URLResponseProperty property) {
PluginModule* plugin_module = ResourceHelper::GetPluginModule(this);
if (!plugin_module)
return PP_MakeUndefined();
PP_Module pp_module = plugin_module->pp_module();
switch (property) {
case PP_URLRESPONSEPROPERTY_URL:
return StringVar::StringToPPVar(pp_module, url_);
case PP_URLRESPONSEPROPERTY_REDIRECTURL:
if (IsRedirect(status_code_))
return StringVar::StringToPPVar(pp_module, redirect_url_);
break;
case PP_URLRESPONSEPROPERTY_REDIRECTMETHOD:
if (IsRedirect(status_code_))
return StringVar::StringToPPVar(pp_module, status_text_);
break;
case PP_URLRESPONSEPROPERTY_STATUSCODE:
return PP_MakeInt32(status_code_);
case PP_URLRESPONSEPROPERTY_STATUSLINE:
return StringVar::StringToPPVar(pp_module, status_text_);
case PP_URLRESPONSEPROPERTY_HEADERS:
return StringVar::StringToPPVar(pp_module, headers_);
}
// The default is to return an undefined PP_Var.
return PP_MakeUndefined();
}
PP_Resource PPB_URLResponseInfo_Impl::GetBodyAsFileRef() {
if (!body_.get())
return 0;
return body_->GetReference();
}
} // namespace ppapi
} // namespace webkit
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