| // Copyright 2016 Google Inc. All Rights Reserved. |
| // |
| // Licensed under the Apache License, Version 2.0 (the "License"); |
| // you may not use this file except in compliance with the License. |
| // You may obtain a copy of the License at |
| // |
| // http://www.apache.org/licenses/LICENSE-2.0 |
| // |
| // Unless required by applicable law or agreed to in writing, software |
| // distributed under the License is distributed on an "AS IS" BASIS, |
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| // See the License for the specific language governing permissions and |
| // limitations under the License. |
| |
| #ifndef COBALT_STORAGE_UPGRADE_UPGRADE_READER_H_ |
| #define COBALT_STORAGE_UPGRADE_UPGRADE_READER_H_ |
| |
| #include <string> |
| #include <vector> |
| |
| #include "base/logging.h" |
| #include "base/values.h" |
| #include "net/cookies/canonical_cookie.h" |
| |
| namespace cobalt { |
| namespace storage { |
| namespace upgrade { |
| |
| // Class description goes here. |
| class UpgradeReader { |
| public: |
| struct LocalStorageEntry { |
| LocalStorageEntry(const std::string& key, const std::string& value) |
| : key(key), value(value) {} |
| std::string key; |
| std::string value; |
| }; |
| |
| UpgradeReader() {} |
| virtual ~UpgradeReader() {} |
| |
| // Parse |data| in JSON-encoded legacy save data upgrade format. |
| void Parse(const char* data, int size); |
| |
| // The number of valid cookies found in the parsed data. May be zero. |
| int GetNumCookies() const; |
| |
| // The number of valid local storage entries found in the parsed data. May be |
| // zero. |
| int GetNumLocalStorageEntries() const; |
| |
| // Get one of the cookies found in the parsed data, specified by |index| |
| // between 0 and |GetNumCookies| - 1. If the cookie doesn't exist, return |
| // NULL. |
| const net::CanonicalCookie* GetCookie(int index) const; |
| |
| // Get one of the local storage entries found in the parsed data, specified |
| // by |index| between 0 and |GetNumLocalStorageEntries| - 1. If the local |
| // storage entry doesn't exist, return NULL. |
| const LocalStorageEntry* GetLocalStorageEntry(int index) const; |
| |
| static bool IsUpgradeData(const char* data, int size); |
| |
| private: |
| // Process the parsed values and populate |cookies_| and |
| // |local_storage_entries_|. |
| void ProcessValues(const base::DictionaryValue* dictionary); |
| |
| // Add an entry to |cookies_| if |cookie| encodes a valid cookie. |
| void AddCookieIfValid(const base::DictionaryValue* cookie); |
| |
| // Add an entry to |local_storage_entries_| if |local_storage_entry| encodes a |
| // valid local storage entry. |
| void AddLocalStorageEntryIfValid( |
| const base::DictionaryValue* local_storage_entry); |
| |
| // Alerts porters that expiration is required. |
| virtual void OnNullExpiration() { |
| NOTREACHED() << "Cookies must have a specified expiration, " |
| "as there is no reasonable default."; |
| } |
| |
| std::vector<net::CanonicalCookie> cookies_; |
| std::vector<LocalStorageEntry> local_storage_entries_; |
| }; |
| |
| } // namespace upgrade |
| } // namespace storage |
| } // namespace cobalt |
| |
| #endif // COBALT_STORAGE_UPGRADE_UPGRADE_READER_H_ |