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// Copyright 2014 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 "content/browser/frame_host/navigation_request.h"
#include "content/browser/frame_host/frame_tree_node.h"
#include "content/browser/frame_host/navigation_request_info.h"
#include "content/browser/frame_host/navigator.h"
#include "content/browser/loader/navigation_url_loader.h"
#include "content/common/resource_request_body.h"
#include "content/public/browser/navigation_controller.h"
#include "content/public/browser/stream_handle.h"
#include "net/url_request/redirect_info.h"
namespace content {
NavigationRequest::NavigationRequest(
FrameTreeNode* frame_tree_node,
const CommonNavigationParams& common_params,
const CommitNavigationParams& commit_params)
: frame_tree_node_(frame_tree_node),
common_params_(common_params),
commit_params_(commit_params),
state_(NOT_STARTED) {
}
NavigationRequest::~NavigationRequest() {
}
void NavigationRequest::BeginNavigation(
scoped_ptr<NavigationRequestInfo> info,
scoped_refptr<ResourceRequestBody> request_body) {
DCHECK(!loader_);
DCHECK(state_ == NOT_STARTED || state_ == WAITING_FOR_RENDERER_RESPONSE);
state_ = STARTED;
loader_ = NavigationURLLoader::Create(
frame_tree_node_->navigator()->GetController()->GetBrowserContext(),
frame_tree_node_->frame_tree_node_id(), common_params_, info.Pass(),
request_body.get(), this);
// TODO(davidben): Fire (and add as necessary) observer methods such as
// DidStartProvisionalLoadForFrame for the navigation.
}
void NavigationRequest::OnRequestRedirected(
const net::RedirectInfo& redirect_info,
const scoped_refptr<ResourceResponse>& response) {
// TODO(davidben): Track other changes from redirects. These are important
// for, e.g., reloads.
common_params_.url = redirect_info.new_url;
// TODO(davidben): This where prerender and navigation_interceptor should be
// integrated. For now, just always follow all redirects.
loader_->FollowRedirect();
}
void NavigationRequest::OnResponseStarted(
const scoped_refptr<ResourceResponse>& response,
scoped_ptr<StreamHandle> body) {
DCHECK(state_ == STARTED);
state_ = RESPONSE_STARTED;
frame_tree_node_->navigator()->CommitNavigation(frame_tree_node_,
response.get(), body.Pass());
}
void NavigationRequest::OnRequestFailed(int net_error) {
DCHECK(state_ == STARTED);
state_ = FAILED;
// TODO(davidben): Network failures should display a network error page.
NOTIMPLEMENTED();
}
} // namespace content
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