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// Copyright 2012 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/browser_about_handler.h"
#include <string>
#include "base/check.h"
#include "base/functional/bind.h"
#include "base/location.h"
#include "base/strings/string_util.h"
#include "base/task/single_thread_task_runner.h"
#include "chrome/browser/lifetime/application_lifetime.h"
#include "chrome/browser/profiles/profile.h"
#include "chrome/browser/ui/browser_dialogs.h"
#include "chrome/common/chrome_switches.h"
#include "chrome/common/url_constants.h"
#include "content/public/common/content_features.h"
#include "extensions/buildflags/buildflags.h"
bool HandleChromeAboutAndChromeSyncRewrite(
GURL* url,
content::BrowserContext* browser_context) {
// Check that about: URLs are either
// 1) fixed up to chrome: (by url_formatter::FixupURL applied to
// browser-initiated navigations)
// or
// 2) blocked (by content::RenderProcessHostImpl::FilterURL applied to
// renderer-initiated navigations)
DCHECK(url->IsAboutBlank() || url->IsAboutSrcdoc() ||
!url->SchemeIs(url::kAboutScheme));
// Only handle chrome: URLs.
if (!url->SchemeIs(content::kChromeUIScheme))
return false;
std::string host(url->host());
if (host == chrome::kChromeUIAboutHost) {
// Replace chrome://about with chrome://chrome-urls.
host = chrome::kChromeUIChromeURLsHost;
}
if (host != url->host()) {
GURL::Replacements replacements;
replacements.SetHostStr(host);
*url = url->ReplaceComponents(replacements);
}
// Having re-written the URL, make the chrome: handler process it.
return false;
}
bool HandleNonNavigationAboutURL(const GURL& url) {
if (!url.is_valid()) {
return false;
}
const std::string spec(url.spec());
if (base::EqualsCaseInsensitiveASCII(spec, chrome::kChromeUIRestartURL)) {
// Call AttemptRestart after chrome::Navigate() completes to avoid access of
// gtk objects after they are destroyed by BrowserWindowGtk::Close().
base::SingleThreadTaskRunner::GetCurrentDefault()->PostTask(
FROM_HERE, base::BindOnce(&chrome::AttemptRestart));
return true;
}
if (base::EqualsCaseInsensitiveASCII(spec, chrome::kChromeUIQuitURL)) {
base::SingleThreadTaskRunner::GetCurrentDefault()->PostTask(
FROM_HERE, base::BindOnce(&chrome::AttemptExit));
return true;
}
return false;
}
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