1 | /**************************************************************************** |
2 | ** |
3 | ** Copyright (C) 2016 The Qt Company Ltd. |
4 | ** Contact: https://www.qt.io/licensing/ |
5 | ** |
6 | ** This file is part of the QtNetwork module of the Qt Toolkit. |
7 | ** |
8 | ** $QT_BEGIN_LICENSE:LGPL$ |
9 | ** Commercial License Usage |
10 | ** Licensees holding valid commercial Qt licenses may use this file in |
11 | ** accordance with the commercial license agreement provided with the |
12 | ** Software or, alternatively, in accordance with the terms contained in |
13 | ** a written agreement between you and The Qt Company. For licensing terms |
14 | ** and conditions see https://www.qt.io/terms-conditions. For further |
15 | ** information use the contact form at https://www.qt.io/contact-us. |
16 | ** |
17 | ** GNU Lesser General Public License Usage |
18 | ** Alternatively, this file may be used under the terms of the GNU Lesser |
19 | ** General Public License version 3 as published by the Free Software |
20 | ** Foundation and appearing in the file LICENSE.LGPL3 included in the |
21 | ** packaging of this file. Please review the following information to |
22 | ** ensure the GNU Lesser General Public License version 3 requirements |
23 | ** will be met: https://www.gnu.org/licenses/lgpl-3.0.html. |
24 | ** |
25 | ** GNU General Public License Usage |
26 | ** Alternatively, this file may be used under the terms of the GNU |
27 | ** General Public License version 2.0 or (at your option) the GNU General |
28 | ** Public license version 3 or any later version approved by the KDE Free |
29 | ** Qt Foundation. The licenses are as published by the Free Software |
30 | ** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3 |
31 | ** included in the packaging of this file. Please review the following |
32 | ** information to ensure the GNU General Public License requirements will |
33 | ** be met: https://www.gnu.org/licenses/gpl-2.0.html and |
34 | ** https://www.gnu.org/licenses/gpl-3.0.html. |
35 | ** |
36 | ** $QT_END_LICENSE$ |
37 | ** |
38 | ****************************************************************************/ |
39 | |
40 | #ifndef QNETWORKACCESSFTPBACKEND_P_H |
41 | #define QNETWORKACCESSFTPBACKEND_P_H |
42 | |
43 | // |
44 | // W A R N I N G |
45 | // ------------- |
46 | // |
47 | // This file is not part of the Qt API. It exists for the convenience |
48 | // of the Network Access API. This header file may change from |
49 | // version to version without notice, or even be removed. |
50 | // |
51 | // We mean it. |
52 | // |
53 | |
54 | #include <QtNetwork/private/qtnetworkglobal_p.h> |
55 | #include "qnetworkaccessbackend_p.h" |
56 | #include "qnetworkaccesscache_p.h" |
57 | #include "qnetworkrequest.h" |
58 | #include "qnetworkreply.h" |
59 | #include "private/qftp_p.h" |
60 | |
61 | #include "QtCore/qpointer.h" |
62 | |
63 | QT_REQUIRE_CONFIG(ftp); |
64 | |
65 | QT_BEGIN_NAMESPACE |
66 | |
67 | class QNetworkAccessFtpIODevice; |
68 | class QNetworkAccessCachedFtpConnection; |
69 | |
70 | class QNetworkAccessFtpBackend: public QNetworkAccessBackend |
71 | { |
72 | Q_OBJECT |
73 | public: |
74 | enum State { |
75 | Idle, |
76 | //Connecting, |
77 | LoggingIn, |
78 | CheckingFeatures, |
79 | ResolvingPath, |
80 | Statting, |
81 | Transferring, |
82 | Disconnecting |
83 | }; |
84 | |
85 | QNetworkAccessFtpBackend(); |
86 | virtual ~QNetworkAccessFtpBackend(); |
87 | |
88 | virtual void open() override; |
89 | virtual void closeDownstreamChannel() override; |
90 | |
91 | virtual void downstreamReadyWrite() override; |
92 | |
93 | enum CacheCleanupMode { |
94 | ReleaseCachedConnection, |
95 | RemoveCachedConnection |
96 | }; |
97 | |
98 | void disconnectFromFtp(CacheCleanupMode mode = ReleaseCachedConnection); |
99 | |
100 | public slots: |
101 | void ftpConnectionReady(QNetworkAccessCache::CacheableObject *object); |
102 | void ftpDone(); |
103 | void ftpReadyRead(); |
104 | void ftpRawCommandReply(int code, const QString &text); |
105 | |
106 | private: |
107 | friend class QNetworkAccessFtpIODevice; |
108 | QPointer<QNetworkAccessCachedFtpConnection> ftp; |
109 | QIODevice *uploadDevice; |
110 | qint64 totalBytes; |
111 | int helpId, sizeId, mdtmId, pwdId; |
112 | bool supportsSize, supportsMdtm, supportsPwd; |
113 | State state; |
114 | }; |
115 | |
116 | class QNetworkAccessFtpBackendFactory: public QNetworkAccessBackendFactory |
117 | { |
118 | public: |
119 | virtual QStringList supportedSchemes() const override; |
120 | virtual QNetworkAccessBackend *create(QNetworkAccessManager::Operation op, |
121 | const QNetworkRequest &request) const override; |
122 | }; |
123 | |
124 | QT_END_NAMESPACE |
125 | |
126 | #endif |
127 | |