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// Copyright 2018 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 "fuchsia/engine/browser/context_impl.h"
#include <lib/zx/channel.h>
#include <memory>
#include <utility>
#include "base/bind.h"
#include "base/fuchsia/fuchsia_logging.h"
#include "content/public/browser/browser_context.h"
#include "content/public/browser/browser_thread.h"
#include "content/public/browser/storage_partition.h"
#include "content/public/browser/web_contents.h"
#include "fuchsia/cast_streaming/public/cast_streaming_session.h"
#include "fuchsia/engine/browser/frame_impl.h"
#include "fuchsia/engine/browser/web_engine_devtools_controller.h"
ContextImpl::ContextImpl(content::BrowserContext* browser_context,
WebEngineDevToolsController* devtools_controller)
: browser_context_(browser_context),
devtools_controller_(devtools_controller),
cookie_manager_(base::BindRepeating(
&content::StoragePartition::GetNetworkContext,
base::Unretained(content::BrowserContext::GetDefaultStoragePartition(
browser_context_)))) {
DCHECK(browser_context_);
DCHECK(devtools_controller_);
devtools_controller_->OnContextCreated();
cast_streaming::CastStreamingSession::SetNetworkContextGetter(
base::BindRepeating(&ContextImpl::GetNetworkContext,
base::Unretained(this)));
}
ContextImpl::~ContextImpl() {
devtools_controller_->OnContextDestroyed();
}
void ContextImpl::DestroyFrame(FrameImpl* frame) {
auto iter = frames_.find(frame);
DCHECK(iter != frames_.end());
frames_.erase(iter);
}
bool ContextImpl::IsJavaScriptInjectionAllowed() {
return allow_javascript_injection_;
}
fidl::InterfaceHandle<fuchsia::web::Frame>
ContextImpl::CreateFrameForPopupWebContents(
std::unique_ptr<content::WebContents> web_contents) {
fidl::InterfaceHandle<fuchsia::web::Frame> frame_handle;
frames_.insert(std::make_unique<FrameImpl>(std::move(web_contents), this,
frame_handle.NewRequest()));
return frame_handle;
}
void ContextImpl::CreateFrame(
fidl::InterfaceRequest<fuchsia::web::Frame> frame) {
CreateFrameWithParams(fuchsia::web::CreateFrameParams(), std::move(frame));
}
void ContextImpl::CreateFrameWithParams(
fuchsia::web::CreateFrameParams params,
fidl::InterfaceRequest<fuchsia::web::Frame> frame) {
// Create a WebContents to host the new Frame.
content::WebContents::CreateParams create_params(browser_context_, nullptr);
create_params.initially_hidden = true;
auto web_contents = content::WebContents::Create(create_params);
// Register the new Frame with the DevTools controller. The controller will
// reject registration if user-debugging is requested, but it is not enabled
// in the controller.
const bool user_debugging_requested =
params.has_enable_remote_debugging() && params.enable_remote_debugging();
if (!devtools_controller_->OnFrameCreated(web_contents.get(),
user_debugging_requested)) {
frame.Close(ZX_ERR_INVALID_ARGS);
return;
}
// Wrap the WebContents into a FrameImpl owned by |this|.
auto frame_impl = std::make_unique<FrameImpl>(std::move(web_contents), this,
std::move(frame));
frames_.insert(std::move(frame_impl));
}
void ContextImpl::GetCookieManager(
fidl::InterfaceRequest<fuchsia::web::CookieManager> request) {
cookie_manager_bindings_.AddBinding(&cookie_manager_, std::move(request));
}
void ContextImpl::GetRemoteDebuggingPort(
GetRemoteDebuggingPortCallback callback) {
devtools_controller_->GetDevToolsPort(base::BindOnce(
[](GetRemoteDebuggingPortCallback callback, uint16_t port) {
fuchsia::web::Context_GetRemoteDebuggingPort_Result result;
if (port == 0) {
result.set_err(
fuchsia::web::ContextError::REMOTE_DEBUGGING_PORT_NOT_OPENED);
} else {
fuchsia::web::Context_GetRemoteDebuggingPort_Response response;
response.port = port;
result.set_response(std::move(response));
}
callback(std::move(result));
},
std::move(callback)));
}
FrameImpl* ContextImpl::GetFrameImplForTest(
fuchsia::web::FramePtr* frame_ptr) const {
DCHECK(frame_ptr);
// Find the FrameImpl whose channel is connected to |frame_ptr| by inspecting
// the related_koids of active FrameImpls.
zx_info_handle_basic_t handle_info{};
zx_status_t status = frame_ptr->channel().get_info(
ZX_INFO_HANDLE_BASIC, &handle_info, sizeof(zx_info_handle_basic_t),
nullptr, nullptr);
ZX_CHECK(status == ZX_OK, status) << "zx_object_get_info";
zx_handle_t client_handle_koid = handle_info.koid;
for (const std::unique_ptr<FrameImpl>& frame : frames_) {
status = frame->GetBindingChannelForTest()->get_info(
ZX_INFO_HANDLE_BASIC, &handle_info, sizeof(zx_info_handle_basic_t),
nullptr, nullptr);
ZX_CHECK(status == ZX_OK, status) << "zx_object_get_info";
if (client_handle_koid == handle_info.related_koid)
return frame.get();
}
return nullptr;
}
network::mojom::NetworkContext* ContextImpl::GetNetworkContext() {
DCHECK_CURRENTLY_ON(content::BrowserThread::UI);
return content::BrowserContext::GetDefaultStoragePartition(browser_context_)
->GetNetworkContext();
}
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