1 | // Part of BNC, a utility for retrieving decoding and
|
---|
2 | // converting GNSS data streams from NTRIP broadcasters.
|
---|
3 | //
|
---|
4 | // Copyright (C) 2007
|
---|
5 | // German Federal Agency for Cartography and Geodesy (BKG)
|
---|
6 | // http://www.bkg.bund.de
|
---|
7 | // Czech Technical University Prague, Department of Geodesy
|
---|
8 | // http://www.fsv.cvut.cz
|
---|
9 | //
|
---|
10 | // Email: euref-ip@bkg.bund.de
|
---|
11 | //
|
---|
12 | // This program is free software; you can redistribute it and/or
|
---|
13 | // modify it under the terms of the GNU General Public License
|
---|
14 | // as published by the Free Software Foundation, version 2.
|
---|
15 | //
|
---|
16 | // This program is distributed in the hope that it will be useful,
|
---|
17 | // but WITHOUT ANY WARRANTY; without even the implied warranty of
|
---|
18 | // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
---|
19 | // GNU General Public License for more details.
|
---|
20 | //
|
---|
21 | // You should have received a copy of the GNU General Public License
|
---|
22 | // along with this program; if not, write to the Free Software
|
---|
23 | // Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
|
---|
24 |
|
---|
25 | /* -------------------------------------------------------------------------
|
---|
26 | * BKG NTRIP Client
|
---|
27 | * -------------------------------------------------------------------------
|
---|
28 | *
|
---|
29 | * Class: bncRawFile
|
---|
30 | *
|
---|
31 | * Purpose: This class stores/reads BNC raw file
|
---|
32 | *
|
---|
33 | * Author: L. Mervart
|
---|
34 | *
|
---|
35 | * Created: 23-Aug-2010
|
---|
36 | *
|
---|
37 | * Changes:
|
---|
38 | *
|
---|
39 | * -----------------------------------------------------------------------*/
|
---|
40 |
|
---|
41 | #include "bncrawfile.h"
|
---|
42 | #include "bnccore.h"
|
---|
43 | #include "bncutils.h"
|
---|
44 | #include "bncsettings.h"
|
---|
45 |
|
---|
46 | using namespace std;
|
---|
47 |
|
---|
48 | #define RAW_FILE_VERSION "1"
|
---|
49 |
|
---|
50 | // Constructor
|
---|
51 | ////////////////////////////////////////////////////////////////////////////
|
---|
52 | bncRawFile::bncRawFile(const QByteArray& fileName, const QByteArray& staID,
|
---|
53 | inpOutFlag ioFlg) {
|
---|
54 |
|
---|
55 | _fileName = fileName; expandEnvVar(_fileName);
|
---|
56 | _format = "unset";
|
---|
57 | _staID = staID;
|
---|
58 | _inpFile = 0;
|
---|
59 | _outFile = 0;
|
---|
60 | _version = 0;
|
---|
61 |
|
---|
62 | // Initialize for Input
|
---|
63 | // --------------------
|
---|
64 | if (ioFlg == input) {
|
---|
65 | _inpFile = new QFile(_fileName);
|
---|
66 | _inpFile->open(QIODevice::ReadOnly);
|
---|
67 | QString line = _inpFile->readLine();
|
---|
68 | QStringList lst = line.split(' ');
|
---|
69 | _version = lst.value(0).toInt();
|
---|
70 | }
|
---|
71 |
|
---|
72 | // Initialize for Output
|
---|
73 | // ---------------------
|
---|
74 | else {
|
---|
75 | QDate currDate = currentDateAndTimeGPS().date();
|
---|
76 | _currentFileName = _fileName + "_" + currDate.toString("yyMMdd");
|
---|
77 | _outFile = new QFile(_currentFileName);
|
---|
78 | bncSettings settings;
|
---|
79 | if ( Qt::CheckState(settings.value("rnxAppend").toInt()) == Qt::Checked &&
|
---|
80 | QFile::exists(_currentFileName) ) {
|
---|
81 | _outFile->open(QIODevice::WriteOnly | QIODevice::Append);
|
---|
82 | }
|
---|
83 | else {
|
---|
84 | _outFile->open(QIODevice::WriteOnly);
|
---|
85 | _outFile->write(RAW_FILE_VERSION " Version of BNC raw file");
|
---|
86 | }
|
---|
87 | }
|
---|
88 | }
|
---|
89 |
|
---|
90 | // Destructor
|
---|
91 | ////////////////////////////////////////////////////////////////////////////
|
---|
92 | bncRawFile::~bncRawFile() {
|
---|
93 | delete _inpFile;
|
---|
94 | delete _outFile;
|
---|
95 | }
|
---|
96 |
|
---|
97 | // Raw Output
|
---|
98 | ////////////////////////////////////////////////////////////////////////////
|
---|
99 | void bncRawFile::writeRawData(const QByteArray& data, const QByteArray& staID,
|
---|
100 | const QByteArray& format) {
|
---|
101 | if (_outFile) {
|
---|
102 | QDate currDate = currentDateAndTimeGPS().date();
|
---|
103 | QString hlp = _fileName + "_" + currDate.toString("yyMMdd");
|
---|
104 | if (hlp != _currentFileName) {
|
---|
105 | _currentFileName = hlp;
|
---|
106 | delete _outFile;
|
---|
107 | _outFile = new QFile(_currentFileName);
|
---|
108 | _outFile->open(QIODevice::WriteOnly);
|
---|
109 | _outFile->write(RAW_FILE_VERSION " Version of BNC raw file");
|
---|
110 | }
|
---|
111 |
|
---|
112 | QString chunkHeader = QString("\n%1 %2 %3 %4\n")
|
---|
113 | .arg(currentDateAndTimeGPS().toString(Qt::ISODate))
|
---|
114 | .arg(QString(staID))
|
---|
115 | .arg(QString(format))
|
---|
116 | .arg(data.size());
|
---|
117 | _outFile->write(chunkHeader.toAscii());
|
---|
118 | _outFile->write(data);
|
---|
119 | _outFile->flush();
|
---|
120 | }
|
---|
121 | }
|
---|
122 |
|
---|
123 |
|
---|
124 | // Raw Input
|
---|
125 | ////////////////////////////////////////////////////////////////////////////
|
---|
126 | QByteArray bncRawFile::readChunk(){
|
---|
127 |
|
---|
128 | QByteArray data;
|
---|
129 |
|
---|
130 | if (_inpFile) {
|
---|
131 | QString line = _inpFile->readLine();
|
---|
132 | if (line.indexOf("Version of BNC raw file") != -1) {
|
---|
133 | line = _inpFile->readLine();
|
---|
134 | }
|
---|
135 | if (!line.isEmpty()) {
|
---|
136 | QStringList lst = line.split(' ');
|
---|
137 |
|
---|
138 | delete BNC_CORE->_currentDateAndTimeGPS;
|
---|
139 | BNC_CORE->_currentDateAndTimeGPS =
|
---|
140 | new QDateTime(QDateTime::fromString(lst.value(0), Qt::ISODate));
|
---|
141 |
|
---|
142 | _staID = lst.value(1).toAscii();
|
---|
143 | _format = lst.value(2).toAscii();
|
---|
144 | int nBytes = lst.value(3).toInt();
|
---|
145 |
|
---|
146 | data = _inpFile->read(nBytes);
|
---|
147 |
|
---|
148 | _inpFile->read(1); // read '\n' character
|
---|
149 | }
|
---|
150 | }
|
---|
151 |
|
---|
152 | return data;
|
---|
153 | }
|
---|
154 |
|
---|