00001 /* 00002 00003 This file is part of OpenFLUID software 00004 Copyright(c) 2007, INRA - Montpellier SupAgro 00005 00006 00007 == GNU General Public License Usage == 00008 00009 OpenFLUID is free software: you can redistribute it and/or modify 00010 it under the terms of the GNU General Public License as published by 00011 the Free Software Foundation, either version 3 of the License, or 00012 (at your option) any later version. 00013 00014 OpenFLUID is distributed in the hope that it will be useful, 00015 but WITHOUT ANY WARRANTY; without even the implied warranty of 00016 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 00017 GNU General Public License for more details. 00018 00019 You should have received a copy of the GNU General Public License 00020 along with OpenFLUID. If not, see <http://www.gnu.org/licenses/>. 00021 00022 00023 == Other Usage == 00024 00025 Other Usage means a use of OpenFLUID that is inconsistent with the GPL 00026 license, and requires a written agreement between You and INRA. 00027 Licensees for Other Usage of OpenFLUID may use this file in accordance 00028 with the terms contained in the written agreement between You and INRA. 00029 00030 */ 00031 00032 00033 /** 00034 \file FileDownloader.hpp 00035 \brief Header of ... 00036 00037 \author Jean-Christophe FABRE <fabrejc@supagro.inra.fr> 00038 */ 00039 00040 00041 00042 #ifndef __FILEDOWNLOADER_HPP__ 00043 #define __FILEDOWNLOADER_HPP__ 00044 00045 #include <string> 00046 #include <openfluid/dllexport.hpp> 00047 #include <QNetworkAccessManager> 00048 #include <QNetworkRequest> 00049 #include <QNetworkReply> 00050 00051 00052 // ===================================================================== 00053 // ===================================================================== 00054 00055 namespace openfluid { namespace tools { 00056 00057 00058 class DLLEXPORT FileDownloader : public QObject 00059 { 00060 Q_OBJECT 00061 00062 private: 00063 00064 QNetworkAccessManager m_Manager; 00065 QByteArray m_FileContent; 00066 bool m_ContentDownloaded; 00067 00068 00069 FileDownloader(); 00070 ~FileDownloader(); 00071 00072 /** 00073 @action Send request to get content of URL file 00074 */ 00075 void downloadContent(const std::string& URL); 00076 00077 /** 00078 @return content stored in attribute 00079 */ 00080 QByteArray getContent() const; 00081 00082 /** 00083 @return true if file content is downloaded and stored 00084 */ 00085 bool contentIsDownloaded() const; 00086 00087 /** 00088 @action Write content stored in a file 00089 @param File path 00090 */ 00091 void writeToFile(const std::string& FilePath) const; 00092 00093 // List of created Qt signals 00094 signals: 00095 00096 /** 00097 * Signal emitted when store of downloaded file content is finished 00098 */ 00099 void processFinished(); 00100 00101 // List of created Qt slots 00102 public slots: 00103 00104 /** 00105 @action Store file content downloaded in attribute 00106 @param Reply of sent request 00107 */ 00108 void downloadFinished(QNetworkReply *Reply); 00109 00110 public: 00111 00112 static bool downloadToString(const std::string& URL, std::string& Contents); 00113 00114 static bool downloadToFile(const std::string& URL, const std::string& FilePath); 00115 00116 }; 00117 00118 00119 } } // namespaces 00120 00121 00122 00123 #endif /* __FILEDOWNLOADER_HPP__ */ 00124