| // 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 <sstream> |
| #include <string> |
| #include <vector> |
| |
| #include "base/command_line.h" |
| #include "base/containers/flat_map.h" |
| #include "base/macros.h" |
| #include "content/common/content_export.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/common/service_worker/service_worker_status_code.h" |
| #include "url/gurl.h" |
| |
| namespace content { |
| |
| class ServiceWorkerUtils { |
| public: |
| using RequestHeaderMap = base::flat_map<std::string, std::string>; |
| |
| 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); |
| |
| // Same as above IsPathRestrictionSatisfied, but without considering |
| // 'Service-Worker-Allowed' header. |
| CONTENT_EXPORT static bool IsPathRestrictionSatisfiedWithoutHeader( |
| const GURL& scope, |
| const GURL& script_url, |
| 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 the |provider_id| was assigned by the browser process. |
| static bool IsBrowserAssignedProviderId(int provider_id) { |
| return provider_id < kInvalidServiceWorkerProviderId; |
| } |
| |
| template <typename T> |
| static std::string MojoEnumToString(T mojo_enum) { |
| std::ostringstream oss; |
| oss << mojo_enum; |
| return oss.str(); |
| } |
| |
| static bool ShouldBypassCacheDueToUpdateViaCache( |
| bool is_main_script, |
| blink::mojom::ServiceWorkerUpdateViaCache cache_mode); |
| |
| // Converts an enum defined in net/base/load_flags.h to |
| // blink::mojom::FetchCacheMode. |
| CONTENT_EXPORT static blink::mojom::FetchCacheMode GetCacheModeFromLoadFlags( |
| int load_flags); |
| |
| CONTENT_EXPORT static std::string SerializeFetchRequestToString( |
| const blink::mojom::FetchAPIRequest& request); |
| |
| CONTENT_EXPORT static blink::mojom::FetchAPIRequestPtr |
| DeserializeFetchRequestFromString(const std::string& serialized); |
| |
| // TODO(https://crbug.com/789854) Remove this once ServiceWorkerHeaderMap is |
| // removed. |
| CONTENT_EXPORT static content::ServiceWorkerHeaderMap |
| ToServiceWorkerHeaderMap(const RequestHeaderMap& header_); |
| |
| private: |
| static bool IsPathRestrictionSatisfiedInternal( |
| const GURL& scope, |
| const GURL& script_url, |
| bool service_worker_allowed_header_supported, |
| const std::string* service_worker_allowed_header_value, |
| std::string* error_message); |
| }; |
| |
| 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_ |