cef/libcef/browser/extensions/extension_web_contents_obse...

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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 "libcef/browser/extensions/extension_web_contents_observer.h"
#include "chrome/common/webui_url_constants.h"
#include "content/public/browser/child_process_security_policy.h"
#include "content/public/browser/render_frame_host.h"
#include "content/public/browser/render_process_host.h"
#include "content/public/common/url_constants.h"
#include "third_party/blink/public/common/chrome_debug_urls.h"
namespace extensions {
CefExtensionWebContentsObserver::CefExtensionWebContentsObserver(
content::WebContents* web_contents)
: ExtensionWebContentsObserver(web_contents),
content::WebContentsUserData<CefExtensionWebContentsObserver>(
*web_contents),
script_executor_(new ScriptExecutor(web_contents)) {}
CefExtensionWebContentsObserver::~CefExtensionWebContentsObserver() = default;
// static
void CefExtensionWebContentsObserver::CreateForWebContents(
content::WebContents* web_contents) {
content::WebContentsUserData<
CefExtensionWebContentsObserver>::CreateForWebContents(web_contents);
// Initialize this instance if necessary.
FromWebContents(web_contents)->Initialize();
}
void CefExtensionWebContentsObserver::RenderFrameCreated(
content::RenderFrameHost* render_frame_host) {
ExtensionWebContentsObserver::RenderFrameCreated(render_frame_host);
const Extension* extension = GetExtensionFromFrame(render_frame_host, false);
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if (!extension) {
return;
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}
int process_id = render_frame_host->GetProcess()->GetID();
auto policy = content::ChildProcessSecurityPolicy::GetInstance();
// Components of chrome that are implemented as extensions or platform apps
// are allowed to use chrome://resources/ and chrome://theme/ URLs.
if ((extension->is_extension() || extension->is_platform_app()) &&
Manifest::IsComponentLocation(extension->location())) {
policy->GrantRequestOrigin(
process_id, url::Origin::Create(GURL(blink::kChromeUIResourcesURL)));
policy->GrantRequestOrigin(
process_id, url::Origin::Create(GURL(chrome::kChromeUIThemeURL)));
}
}
WEB_CONTENTS_USER_DATA_KEY_IMPL(CefExtensionWebContentsObserver);
} // namespace extensions