1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ 2 /* 3 * This file is part of the LibreOffice project. 4 * 5 * This Source Code Form is subject to the terms of the Mozilla Public 6 * License, v. 2.0. If a copy of the MPL was not distributed with this 7 * file, You can obtain one at http://mozilla.org/MPL/2.0/. 8 * 9 * This file incorporates work covered by the following license notice: 10 * 11 * Licensed to the Apache Software Foundation (ASF) under one or more 12 * contributor license agreements. See the NOTICE file distributed 13 * with this work for additional information regarding copyright 14 * ownership. The ASF licenses this file to you under the Apache 15 * License, Version 2.0 (the "License"); you may not use this file 16 * except in compliance with the License. You may obtain a copy of 17 * the License at http://www.apache.org/licenses/LICENSE-2.0 . 18 */ 19 20 #pragma once 21 22 #include <com/sun/star/uno/XComponentContext.hpp> 23 24 #include <rtl/ref.hxx> 25 #include <rtl/ustring.hxx> 26 #include <osl/conditn.hxx> 27 #include <salhelper/simplereferenceobject.hxx> 28 29 struct DownloadInteractionHandler : public virtual salhelper::SimpleReferenceObject 30 { 31 virtual bool checkDownloadDestination(const OUString& rFileName) = 0; 32 33 // called if the destination file already exists, but resume is false 34 virtual bool downloadTargetExists(const OUString& rFileName) = 0; 35 36 // called when curl reports an error 37 virtual void downloadStalled(const OUString& rErrorMessage) = 0; 38 39 // progress handler 40 virtual void downloadProgressAt(sal_Int8 nPercent) = 0; 41 42 // called on first progress notification 43 virtual void downloadStarted(const OUString& rFileName, sal_Int64 nFileSize) = 0; 44 45 // called when download has been finished 46 virtual void downloadFinished(const OUString& rFileName) = 0; 47 48 protected: ~DownloadInteractionHandlerDownloadInteractionHandler49 virtual ~DownloadInteractionHandler() override {} 50 }; 51 52 class Download 53 { 54 public: Download(const css::uno::Reference<css::uno::XComponentContext> & xContext,const rtl::Reference<DownloadInteractionHandler> & rHandler)55 Download(const css::uno::Reference<css::uno::XComponentContext>& xContext, 56 const rtl::Reference<DownloadInteractionHandler>& rHandler) 57 : m_xContext(xContext) 58 , m_aHandler(rHandler){}; 59 60 // returns true when the content of rURL was successfully written to rLocalFile 61 bool start(const OUString& rURL, const OUString& rFile, const OUString& rDestinationDir); 62 63 // stops the download after the next write operation 64 void stop(); 65 66 protected: 67 // Determines the appropriate proxy settings for the given URL. Returns true if a proxy should be used 68 void getProxyForURL(const OUString& rURL, OString& rHost, sal_Int32& rPort) const; 69 70 private: 71 osl::Condition m_aCondition; 72 const css::uno::Reference<css::uno::XComponentContext>& m_xContext; 73 const rtl::Reference<DownloadInteractionHandler> m_aHandler; 74 }; 75 76 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */ 77