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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.
#ifndef CONTENT_COMMON_SERVICE_WORKER_SERVICE_WORKER_UTILS_H_
#define CONTENT_COMMON_SERVICE_WORKER_SERVICE_WORKER_UTILS_H_
#include "base/command_line.h"
#include "base/macros.h"
#include "content/common/content_export.h"
#include "content/common/service_worker/service_worker_status_code.h"
#include "content/common/service_worker/service_worker_types.h"
#include "content/public/common/content_switches.h"
#include "content/public/common/resource_type.h"
#include "net/http/http_request_headers.h"
#include "third_party/blink/public/mojom/service_worker/service_worker_error_type.mojom.h"
#include "url/gurl.h"
namespace content {
class ServiceWorkerUtils {
public:
static bool IsMainResourceType(ResourceType type) {
return IsResourceTypeFrame(type) || type == RESOURCE_TYPE_SHARED_WORKER;
}
// Returns true if |scope| matches |url|.
CONTENT_EXPORT static bool ScopeMatches(const GURL& scope, const GURL& url);
// Returns true if the script at |script_url| is allowed to control |scope|
// according to Service Worker's path restriction policy. If
// |service_worker_allowed| is not null, it points to the
// Service-Worker-Allowed header value.
CONTENT_EXPORT static bool IsPathRestrictionSatisfied(
const GURL& scope,
const GURL& script_url,
const std::string* service_worker_allowed_header_value,
std::string* error_message);
static bool ContainsDisallowedCharacter(const GURL& scope,
const GURL& script_url,
std::string* error_message);
// Returns true if all members of |urls| have the same origin, and
// OriginCanAccessServiceWorkers is true for this origin.
// If --disable-web-security is enabled, the same origin check is
// not performed.
CONTENT_EXPORT static bool AllOriginsMatchAndCanAccessServiceWorkers(
const std::vector<GURL>& urls);
// Returns true if servicified service worker is enabled.
CONTENT_EXPORT static bool IsServicificationEnabled();
// Returns true if the |provider_id| was assigned by the browser process.
static bool IsBrowserAssignedProviderId(int provider_id) {
return provider_id < kInvalidServiceWorkerProviderId;
}
static std::string ErrorTypeToString(
blink::mojom::ServiceWorkerErrorType error);
static std::string ClientTypeToString(
blink::mojom::ServiceWorkerClientType type);
// Sets |has_range| to true if |headers| specify a single range request, and
// |offset| and |size| to the range. Returns true on valid input (regardless
// of |has_range|), and false if there is more than one range or if the bounds
// overflow.
static bool ExtractSinglePartHttpRange(const net::HttpRequestHeaders& headers,
bool* has_range_out,
uint64_t* offset_out,
uint64_t* size_out);
static bool ShouldBypassCacheDueToUpdateViaCache(
bool is_main_script,
blink::mojom::ServiceWorkerUpdateViaCache cache_mode);
};
class CONTENT_EXPORT LongestScopeMatcher {
public:
explicit LongestScopeMatcher(const GURL& url) : url_(url) {}
virtual ~LongestScopeMatcher() {}
// Returns true if |scope| matches |url_| longer than |match_|.
bool MatchLongest(const GURL& scope);
private:
const GURL url_;
GURL match_;
DISALLOW_COPY_AND_ASSIGN(LongestScopeMatcher);
};
} // namespace content
#endif // CONTENT_COMMON_SERVICE_WORKER_SERVICE_WORKER_UTILS_H_
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