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// Copyright 2023 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "chrome/browser/headless/headless_command_processor.h"
#include <memory>
#include "base/command_line.h"
#include "base/functional/bind.h"
#include "chrome/browser/headless/headless_mode_util.h"
#include "chrome/common/chrome_switches.h"
#include "components/keep_alive_registry/keep_alive_types.h"
#include "components/keep_alive_registry/scoped_keep_alive.h"
#include "content/public/browser/browser_context.h"
#include "content/public/browser/navigation_controller.h"
#include "content/public/browser/web_contents.h"
#include "ui/base/page_transition_types.h"
namespace headless {
bool ShouldProcessHeadlessCommands() {
return IsHeadlessMode() && HeadlessCommandHandler::HasHeadlessCommandSwitches(
*base::CommandLine::ForCurrentProcess());
}
void ProcessHeadlessCommands(
content::BrowserContext* browser_context,
const GURL& target_url,
HeadlessCommandHandler::DoneCallback done_callback) {
DCHECK(browser_context);
// Ensure lazy loaded content is being captured by the commands.
base::CommandLine* command_line = base::CommandLine::ForCurrentProcess();
if (!command_line->HasSwitch(switches::kDisableLazyLoading)) {
command_line->AppendSwitch(switches::kDisableLazyLoading);
}
auto keepalive = std::make_unique<ScopedKeepAlive>(
KeepAliveOrigin::HEADLESS_COMMAND, KeepAliveRestartOption::DISABLED);
// Create web contents to run the command processing in.
content::WebContents::CreateParams create_params(browser_context);
auto web_contents = content::WebContents::Create(create_params);
// Navigate web contents to the command processor page.
GURL handler_url = HeadlessCommandHandler::GetHandlerUrl();
content::NavigationController::LoadURLParams load_url_params(handler_url);
web_contents->GetController().LoadURLWithParams(load_url_params);
// Preserve web contents pointer so that the order of ProcessCommands
// arguments evaluation does not wipe out unique pointer before it's
// passed to command handler
content::WebContents* web_contents_ptr = web_contents.get();
HeadlessCommandHandler::ProcessCommands(
web_contents_ptr, std::move(target_url),
base::BindOnce(
[](std::unique_ptr<content::WebContents> web_contents,
std::unique_ptr<ScopedKeepAlive> keepalive,
HeadlessCommandHandler::DoneCallback done_callback,
HeadlessCommandHandler::Result result) {
web_contents.reset();
keepalive.reset();
std::move(done_callback).Run(result);
},
std::move(web_contents), std::move(keepalive),
std::move(done_callback)));
}
} // namespace headless
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