Dooble
dooble_gopher.h
1 /*
2 ** Copyright (c) 2008 - present, Alexis Megas.
3 ** All rights reserved.
4 **
5 ** Redistribution and use in source and binary forms, with or without
6 ** modification, are permitted provided that the following conditions
7 ** are met:
8 ** 1. Redistributions of source code must retain the above copyright
9 ** notice, this list of conditions and the following disclaimer.
10 ** 2. Redistributions in binary form must reproduce the above copyright
11 ** notice, this list of conditions and the following disclaimer in the
12 ** documentation and/or other materials provided with the distribution.
13 ** 3. The name of the author may not be used to endorse or promote products
14 ** derived from Dooble without specific prior written permission.
15 **
16 ** DOOBLE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
17 ** IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
18 ** OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
19 ** IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
20 ** INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
21 ** NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
22 ** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
23 ** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
24 ** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
25 ** DOOBLE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26 */
27 
28 #ifndef dooble_gopher_h
29 #define dooble_gopher_h
30 
31 #include <QBuffer>
32 #include <QPointer>
33 #include <QTcpSocket>
34 #include <QUrl>
35 #include <QWebEngineUrlRequestJob>
36 #include <QWebEngineUrlSchemeHandler>
37 
38 #include "dooble_web_engine_view.h"
39 
40 class dooble_gopher: public QWebEngineUrlSchemeHandler
41 {
42  Q_OBJECT
43 
44  public:
45  dooble_gopher(QObject *parent);
46  void set_web_engine_view(dooble_web_engine_view *web_engine_view);
47 
48  private:
49  QPointer<QWebEngineUrlRequestJob> m_request;
50  QPointer<dooble_web_engine_view> m_web_engine_view;
51  void requestStarted(QWebEngineUrlRequestJob *request);
52 
53  private slots:
54  void slot_error(QWebEngineUrlRequestJob::Error error);
55  void slot_finished(const QByteArray &bytes,
56  bool content_type_supported,
57  bool is_image);
58 };
59 
60 class dooble_gopher_implementation: public QTcpSocket
61 {
62  Q_OBJECT
63 
64  public:
65  dooble_gopher_implementation(const QUrl &url,
66  dooble_web_engine_view *web_engine_view,
67  QObject *parent);
69  static QByteArray s_eol;
70 
71  private:
72  QByteArray m_content;
73  QByteArray m_html;
74  QPointer<dooble_web_engine_view> m_web_engine_view;
75  QString m_output;
76  QString m_search;
77  QTimer m_write_timer;
78  QUrl m_url;
79  bool m_content_type_supported;
80  bool m_is_image;
81  char m_item_type;
82  int m_seven_count;
83  static QByteArray plain_to_html(const QByteArray &bytes);
84 
85  private slots:
86  void slot_connected(void);
87  void slot_disonnected(void);
88  void slot_ready_read(void);
89  void slot_write_timeout(void);
90 
91  signals:
92  void error(QWebEngineUrlRequestJob::Error error);
93  void finished(const QByteArray &bytes,
94  bool content_type_supported,
95  bool is_image);
96 };
97 
98 #endif
Definition: dooble_gopher.h:61
Definition: dooble_gopher.h:41
Definition: dooble_web_engine_view.h:37