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+/***************************************************************************
+ * __________ __ ___.
+ * Open \______ \ ____ ____ | | _\_ |__ _______ ___
+ * Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
+ * Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
+ * Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
+ * \/ \/ \/ \/ \/
+ *
+ * Copyright (C) 2007 by Dominik Riebeling
+ * $Id$
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
+ * KIND, either express or implied.
+ *
+ ****************************************************************************/
+
+
+#ifndef HTTPGET_H
+#define HTTPGET_H
+
+#include <QtCore>
+#include <QtNetwork>
+
+class QUrl;
+
+class HttpGet : public QObject
+{
+ Q_OBJECT
+
+ public:
+ HttpGet(QObject *parent = 0);
+
+ bool getFile(const QUrl &url);
+ void setProxy(const QUrl &url);
+ void setProxy(bool);
+ QHttp::Error error(void);
+ QString errorString(void);
+ void setFile(QFile*);
+ void setCache(QDir);
+ void setCache(bool);
+ int httpResponse(void);
+ QByteArray readAll(void);
+ bool isCached()
+ { return m_cached; }
+ QDateTime timestamp(void)
+ { return m_serverTimestamp; }
+ void setDumbCache(bool b) //< disable checking of http header timestamp for caching
+ { m_dumbCache = b; }
+ static void setGlobalCache(const QDir d) //< set global cache path
+ { m_globalCache = d; }
+ static void setGlobalProxy(const QUrl p) //< set global proxy value
+ { m_globalProxy = p; }
+ static void setGlobalDumbCache(bool b) //< set "dumb" (ignore server status) caching mode
+ { m_globalDumbCache = b; }
+ static void setGlobalUserAgent(QString u) //< set global user agent string
+ { m_globalUserAgent = u; }
+
+ public slots:
+ void abort(void);
+
+ signals:
+ void done(bool);
+ void dataReadProgress(int, int);
+ void requestFinished(int, bool);
+ void headerFinished(void);
+
+ private slots:
+ void httpDone(bool error);
+ void httpFinished(int, bool);
+ void httpResponseHeader(const QHttpResponseHeader&);
+ void httpState(int);
+ void httpStarted(int);
+ void getFileFinish(void);
+
+ private:
+ bool initializeCache(const QDir&);
+ QHttp http; //< download object
+ QFile *outputFile;
+ int m_response; //< http response
+ int getRequest; //! get file http request id
+ int headRequest; //! get http header request id
+ QByteArray dataBuffer;
+ bool outputToBuffer;
+ bool m_usecache;
+ QDir m_cachedir;
+ QString m_cachefile; // cached filename
+ bool m_cached;
+ QUrl m_proxy;
+ QDateTime m_serverTimestamp; //< timestamp of file on server
+ QString m_query; //< constructed query to pass http getter
+ QString m_path; //< constructed path to pass http getter
+ QString m_hash; //< caching hash
+ bool m_dumbCache; //< true if caching should ignore the server header
+ QHttpRequestHeader m_header;
+
+ static QDir m_globalCache; //< global cache path value
+ static QUrl m_globalProxy; //< global proxy value
+ static bool m_globalDumbCache; //< cache "dumb" mode global setting
+ static QString m_globalUserAgent; //< global user agent string
+};
+
+#endif