| // 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 "base/command_line.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: |
| 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. |
| // |
| // TODO(falken): Remove this and have callsites use blink::ServiceWorkerUtils. |
| 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; |
| } |
| |
| template <typename T> |
| static std::string MojoEnumToString(T mojo_enum) { |
| std::ostringstream oss; |
| oss << mojo_enum; |
| return oss.str(); |
| } |
| |
| // 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_ |