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316 lines
9.4 KiB
316 lines
9.4 KiB
14 years ago
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/****************************************************************************
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**
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** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
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** All rights reserved.
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** Contact: Nokia Corporation (qt-info@nokia.com)
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**
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** This file is part of the QtNetwork module of the Qt Toolkit.
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**
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** $QT_BEGIN_LICENSE:LGPL$
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** Commercial Usage
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** Licensees holding valid Qt Commercial licenses may use this file in
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** accordance with the Qt Commercial License Agreement provided with the
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** Software or, alternatively, in accordance with the terms contained in
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** a written agreement between you and Nokia.
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**
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** GNU Lesser General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU Lesser
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** General Public License version 2.1 as published by the Free Software
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** Foundation and appearing in the file LICENSE.LGPL included in the
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** packaging of this file. Please review the following information to
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** ensure the GNU Lesser General Public License version 2.1 requirements
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** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
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**
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** In addition, as a special exception, Nokia gives you certain additional
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** rights. These rights are described in the Nokia Qt LGPL Exception
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** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
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**
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** GNU General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU
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** General Public License version 3.0 as published by the Free Software
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** Foundation and appearing in the file LICENSE.GPL included in the
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** packaging of this file. Please review the following information to
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** ensure the GNU General Public License version 3.0 requirements will be
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** met: http://www.gnu.org/copyleft/gpl.html.
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**
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** If you have questions regarding the use of this file, please contact
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** Nokia at qt-info@nokia.com.
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** $QT_END_LICENSE$
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**
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****************************************************************************/
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#ifndef QHTTP_H
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#define QHTTP_H
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#include <QtCore/qobject.h>
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#include <QtCore/qstringlist.h>
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#include <QtCore/qmap.h>
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#include <QtCore/qpair.h>
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#include <QtCore/qscopedpointer.h>
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QT_BEGIN_HEADER
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QT_BEGIN_NAMESPACE
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QT_MODULE(Network)
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#ifndef QT_NO_HTTP
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class QTcpSocket;
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class QTimerEvent;
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class QIODevice;
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class QAuthenticator;
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class QNetworkProxy;
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class QSslError;
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class QHttpPrivate;
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class QHttpHeaderPrivate;
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class Q_NETWORK_EXPORT QHttpHeader
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{
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public:
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QHttpHeader();
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QHttpHeader(const QHttpHeader &header);
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QHttpHeader(const QString &str);
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virtual ~QHttpHeader();
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QHttpHeader &operator=(const QHttpHeader &h);
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void setValue(const QString &key, const QString &value);
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void setValues(const QList<QPair<QString, QString> > &values);
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void addValue(const QString &key, const QString &value);
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QList<QPair<QString, QString> > values() const;
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bool hasKey(const QString &key) const;
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QStringList keys() const;
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QString value(const QString &key) const;
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QStringList allValues(const QString &key) const;
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void removeValue(const QString &key);
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void removeAllValues(const QString &key);
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// ### Qt 5: change to qint64
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bool hasContentLength() const;
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uint contentLength() const;
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void setContentLength(int len);
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bool hasContentType() const;
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QString contentType() const;
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void setContentType(const QString &type);
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virtual QString toString() const;
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bool isValid() const;
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virtual int majorVersion() const = 0;
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virtual int minorVersion() const = 0;
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protected:
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virtual bool parseLine(const QString &line, int number);
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bool parse(const QString &str);
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void setValid(bool);
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QHttpHeader(QHttpHeaderPrivate &dd, const QString &str = QString());
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QHttpHeader(QHttpHeaderPrivate &dd, const QHttpHeader &header);
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QScopedPointer<QHttpHeaderPrivate> d_ptr;
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private:
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Q_DECLARE_PRIVATE(QHttpHeader)
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};
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class QHttpResponseHeaderPrivate;
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class Q_NETWORK_EXPORT QHttpResponseHeader : public QHttpHeader
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{
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public:
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QHttpResponseHeader();
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QHttpResponseHeader(const QHttpResponseHeader &header);
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QHttpResponseHeader(const QString &str);
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QHttpResponseHeader(int code, const QString &text = QString(), int majorVer = 1, int minorVer = 1);
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QHttpResponseHeader &operator=(const QHttpResponseHeader &header);
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void setStatusLine(int code, const QString &text = QString(), int majorVer = 1, int minorVer = 1);
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int statusCode() const;
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QString reasonPhrase() const;
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int majorVersion() const;
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int minorVersion() const;
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QString toString() const;
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protected:
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bool parseLine(const QString &line, int number);
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private:
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Q_DECLARE_PRIVATE(QHttpResponseHeader)
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friend class QHttpPrivate;
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};
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class QHttpRequestHeaderPrivate;
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class Q_NETWORK_EXPORT QHttpRequestHeader : public QHttpHeader
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{
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public:
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QHttpRequestHeader();
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QHttpRequestHeader(const QString &method, const QString &path, int majorVer = 1, int minorVer = 1);
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QHttpRequestHeader(const QHttpRequestHeader &header);
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QHttpRequestHeader(const QString &str);
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QHttpRequestHeader &operator=(const QHttpRequestHeader &header);
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void setRequest(const QString &method, const QString &path, int majorVer = 1, int minorVer = 1);
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QString method() const;
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QString path() const;
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int majorVersion() const;
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int minorVersion() const;
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QString toString() const;
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protected:
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bool parseLine(const QString &line, int number);
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private:
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Q_DECLARE_PRIVATE(QHttpRequestHeader)
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};
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class Q_NETWORK_EXPORT QHttp : public QObject
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{
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Q_OBJECT
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public:
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enum ConnectionMode {
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ConnectionModeHttp,
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ConnectionModeHttps
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};
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explicit QHttp(QObject *parent = 0);
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QHttp(const QString &hostname, quint16 port = 80, QObject *parent = 0);
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QHttp(const QString &hostname, ConnectionMode mode, quint16 port = 0, QObject *parent = 0);
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virtual ~QHttp();
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enum State {
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Unconnected,
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HostLookup,
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Connecting,
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Sending,
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Reading,
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Connected,
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Closing
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};
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enum Error {
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NoError,
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UnknownError,
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HostNotFound,
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ConnectionRefused,
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UnexpectedClose,
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InvalidResponseHeader,
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WrongContentLength,
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Aborted,
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AuthenticationRequiredError,
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ProxyAuthenticationRequiredError
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};
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int setHost(const QString &hostname, quint16 port = 80);
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int setHost(const QString &hostname, ConnectionMode mode, quint16 port = 0);
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int setSocket(QTcpSocket *socket);
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int setUser(const QString &username, const QString &password = QString());
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#ifndef QT_NO_NETWORKPROXY
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int setProxy(const QString &host, int port,
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const QString &username = QString(),
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const QString &password = QString());
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int setProxy(const QNetworkProxy &proxy);
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#endif
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int get(const QString &path, QIODevice *to=0);
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int post(const QString &path, QIODevice *data, QIODevice *to=0 );
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int post(const QString &path, const QByteArray &data, QIODevice *to=0);
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int head(const QString &path);
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int request(const QHttpRequestHeader &header, QIODevice *device=0, QIODevice *to=0);
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int request(const QHttpRequestHeader &header, const QByteArray &data, QIODevice *to=0);
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int closeConnection();
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int close();
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qint64 bytesAvailable() const;
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qint64 read(char *data, qint64 maxlen);
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#ifdef QT3_SUPPORT
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inline QT3_SUPPORT qint64 readBlock(char *data, quint64 maxlen)
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{ return read(data, qint64(maxlen)); }
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#endif
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QByteArray readAll();
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int currentId() const;
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QIODevice *currentSourceDevice() const;
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QIODevice *currentDestinationDevice() const;
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QHttpRequestHeader currentRequest() const;
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QHttpResponseHeader lastResponse() const;
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bool hasPendingRequests() const;
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void clearPendingRequests();
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State state() const;
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Error error() const;
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QString errorString() const;
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public Q_SLOTS:
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void abort();
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#ifndef QT_NO_OPENSSL
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void ignoreSslErrors();
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#endif
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Q_SIGNALS:
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void stateChanged(int);
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void responseHeaderReceived(const QHttpResponseHeader &resp);
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void readyRead(const QHttpResponseHeader &resp);
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// ### Qt 5: change to qint64
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void dataSendProgress(int, int);
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void dataReadProgress(int, int);
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void requestStarted(int);
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void requestFinished(int, bool);
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void done(bool);
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#ifndef QT_NO_NETWORKPROXY
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void proxyAuthenticationRequired(const QNetworkProxy &proxy, QAuthenticator *);
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#endif
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void authenticationRequired(const QString &hostname, quint16 port, QAuthenticator *);
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#ifndef QT_NO_OPENSSL
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void sslErrors(const QList<QSslError> &errors);
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#endif
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private:
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Q_DISABLE_COPY(QHttp)
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Q_DECLARE_PRIVATE(QHttp)
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Q_PRIVATE_SLOT(d_func(), void _q_startNextRequest())
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Q_PRIVATE_SLOT(d_func(), void _q_slotReadyRead())
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Q_PRIVATE_SLOT(d_func(), void _q_slotConnected())
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Q_PRIVATE_SLOT(d_func(), void _q_slotError(QAbstractSocket::SocketError))
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Q_PRIVATE_SLOT(d_func(), void _q_slotClosed())
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Q_PRIVATE_SLOT(d_func(), void _q_slotBytesWritten(qint64 numBytes))
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#ifndef QT_NO_OPENSSL
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Q_PRIVATE_SLOT(d_func(), void _q_slotEncryptedBytesWritten(qint64 numBytes))
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#endif
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Q_PRIVATE_SLOT(d_func(), void _q_slotDoFinished())
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Q_PRIVATE_SLOT(d_func(), void _q_slotSendRequest())
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Q_PRIVATE_SLOT(d_func(), void _q_continuePost())
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friend class QHttpNormalRequest;
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friend class QHttpSetHostRequest;
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friend class QHttpSetSocketRequest;
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friend class QHttpSetUserRequest;
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friend class QHttpSetProxyRequest;
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friend class QHttpCloseRequest;
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friend class QHttpPGHRequest;
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};
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#endif // QT_NO_HTTP
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QT_END_NAMESPACE
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QT_END_HEADER
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#endif // QHTTP_H
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