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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.
#ifndef EXTENSIONS_BROWSER_API_WEB_REQUEST_WEB_REQUEST_PERMISSIONS_H_
#define EXTENSIONS_BROWSER_API_WEB_REQUEST_WEB_REQUEST_PERMISSIONS_H_
#include <optional>
#include <string>
#include "extensions/browser/api/web_request/web_request_resource_type.h"
#include "extensions/common/extension_id.h"
#include "extensions/common/permissions/permissions_data.h"
#include "third_party/blink/public/mojom/loader/resource_load_info.mojom-shared.h"
class GURL;
namespace extensions {
class PermissionHelper;
struct WebRequestInfo;
}
namespace url {
class Origin;
}
// This class is used to test whether extensions may modify web requests. It
// should be used on the IO thread.
class WebRequestPermissions {
public:
// Different host permission checking modes for CanExtensionAccessURL.
enum HostPermissionsCheck {
DO_NOT_CHECK_HOST = 0, // No check.
// Permission needed for given request URL.
// TODO(karandeepb): Remove this checking mode.
REQUIRE_HOST_PERMISSION_FOR_URL,
// Same as REQUIRE_HOST_PERMISSION_FOR_URL but sub-resource requests will
// also need access to the request initiator.
REQUIRE_HOST_PERMISSION_FOR_URL_AND_INITIATOR,
// Permission needed for <all_urls>.
REQUIRE_ALL_URLS
};
WebRequestPermissions() = delete;
WebRequestPermissions(const WebRequestPermissions&) = delete;
WebRequestPermissions& operator=(const WebRequestPermissions&) = delete;
// Returns true if the request shall not be reported to extensions.
static bool HideRequest(extensions::PermissionHelper* permission_helper,
const extensions::WebRequestInfo& request);
// `host_permission_check` controls how permissions are checked with regard to
// `url` and `initiator` if an initiator exists.
static extensions::PermissionsData::PageAccess CanExtensionAccessURL(
extensions::PermissionHelper* permission_helper,
const extensions::ExtensionId& extension_id,
const GURL& url,
int tab_id,
bool crosses_incognito,
HostPermissionsCheck host_permissions_check,
const std::optional<url::Origin>& initiator,
extensions::WebRequestResourceType web_request_type);
static bool CanExtensionAccessInitiator(
extensions::PermissionHelper* permission_helper,
const extensions::ExtensionId extension_id,
const std::optional<url::Origin>& initiator,
int tab_id,
bool crosses_incognito);
};
#endif // EXTENSIONS_BROWSER_API_WEB_REQUEST_WEB_REQUEST_PERMISSIONS_H_
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