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- // Copyright 2016 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 COMPONENTS_QUIRKS_QUIRKS_CLIENT_H_
- #define COMPONENTS_QUIRKS_QUIRKS_CLIENT_H_
- #include <memory>
- #include "base/files/file_path.h"
- #include "base/threading/thread_checker.h"
- #include "base/timer/timer.h"
- #include "net/base/backoff_entry.h"
- namespace network {
- class SimpleURLLoader;
- }
- namespace quirks {
- class QuirksManager;
- // See declaration in quirks_manager.h.
- using RequestFinishedCallback =
- base::OnceCallback<void(const base::FilePath&, bool)>;
- // Handles downloading icc and other display data files from Quirks Server.
- class QuirksClient {
- public:
- QuirksClient(int64_t product_id,
- const std::string& display_name,
- RequestFinishedCallback on_request_finished,
- QuirksManager* manager);
- QuirksClient(const QuirksClient&) = delete;
- QuirksClient& operator=(const QuirksClient&) = delete;
- ~QuirksClient();
- void StartDownload();
- int64_t product_id() const { return product_id_; }
- private:
- void OnDownloadComplete(std::unique_ptr<std::string> response_body);
- // Send callback and tell manager to delete |this|.
- void Shutdown(bool success);
- // Schedules a retry.
- void Retry();
- // Translates json with base64-encoded data (|result|) into raw |data|.
- bool ParseResult(const std::string& result, std::string* data);
- // ID of display to request from Quirks Server.
- const int64_t product_id_;
- // Human-readable name to send to Quirks Server.
- const std::string display_name_;
- // Callback supplied by caller.
- RequestFinishedCallback on_request_finished_;
- // Weak pointer owned by manager, guaranteed to outlive this client object.
- QuirksManager* manager_;
- // Full path to icc file.
- const base::FilePath icc_path_;
- // The class is expected to run on UI thread.
- base::ThreadChecker thread_checker_;
- // This loader is used to download icc file.
- std::unique_ptr<network::SimpleURLLoader> url_loader_;
- // Pending retry.
- base::OneShotTimer request_scheduled_;
- // Controls exponential backoff of time between server checks.
- net::BackoffEntry backoff_entry_;
- // Factory for callbacks.
- base::WeakPtrFactory<QuirksClient> weak_ptr_factory_{this};
- };
- } // namespace quirks
- #endif // COMPONENTS_QUIRKS_QUIRKS_CLIENT_H_
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