84 lines
2 KiB
C++
84 lines
2 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4; fill-column: 100 -*- */
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/*
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* This file is part of the LibreOffice project.
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*/
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// Storage abstraction.
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#ifndef INCLUDED_STORAGE_HPP
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#define INCLUDED_STORAGE_HPP
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#include <string>
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#include "Auth.hpp"
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#include "Util.hpp"
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/// Base class of all Storage abstractions.
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class StorageBase
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{
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public:
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/// Returns a local file path given a URI.
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/// If necessary copies the file locally first.
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virtual std::string getFilePathFromURI(const std::string& uri) = 0;
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/// Writes the contents of the file back to the URI.
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virtual bool restoreFileToURI(const std::string& path, const std::string& uri) = 0;
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};
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/// Trivial implementation of local storage that does not need do anything.
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class LocalStorage : public StorageBase
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{
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public:
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std::string getFilePathFromURI(const std::string& uri) override
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{
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// It's local already.
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// TODO: Validate access?
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return uri;
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}
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bool restoreFileToURI(const std::string& path, const std::string& uri) override
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{
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// Nothing to do.
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(void)path;
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(void)uri;
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return false;
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}
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};
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class WebDAVStorage : public StorageBase
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{
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public:
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WebDAVStorage(const std::string& url, std::unique_ptr<AuthBase> authAgent) :
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_url(url),
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_authAgent(std::move(authAgent))
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{
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}
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std::string getFilePathFromURI(const std::string& uri) override
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{
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// TODO: implement webdav GET.
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return uri;
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}
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bool restoreFileToURI(const std::string& path, const std::string& uri) override
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{
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// TODO: implement webdav PUT.
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(void)path;
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(void)uri;
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return false;
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}
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private:
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const std::string _url;
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std::unique_ptr<AuthBase> _authAgent;
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};
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#endif
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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