[1382] | 1 | /* -------------------------------------------------------------------------
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| 2 | * BKG NTRIP Client
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| 3 | * -------------------------------------------------------------------------
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| 4 | *
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[1383] | 5 | * Class: bncNetQueryV1
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[1382] | 6 | *
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| 7 | * Purpose: Blocking Network Requests (NTRIP Version 1)
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| 8 | *
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| 9 | * Author: L. Mervart
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| 10 | *
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| 11 | * Created: 27-Dec-2008
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| 12 | *
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| 13 | * Changes:
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| 14 | *
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| 15 | * -----------------------------------------------------------------------*/
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| 16 |
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| 17 | #include <iostream>
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| 18 | #include <iomanip>
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| 19 |
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[1385] | 20 | #include "bncnetqueryv1.h"
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[1382] | 21 |
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| 22 | using namespace std;
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| 23 |
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| 24 | #define BNCVERSION "1.7"
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| 25 |
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| 26 | // Constructor
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| 27 | ////////////////////////////////////////////////////////////////////////////
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[1383] | 28 | bncNetQueryV1::bncNetQueryV1() {
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[1500] | 29 | _socket = 0;
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| 30 | _timeOut = 20000;
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[1382] | 31 | }
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| 32 |
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| 33 | // Destructor
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| 34 | ////////////////////////////////////////////////////////////////////////////
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[1383] | 35 | bncNetQueryV1::~bncNetQueryV1() {
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[1382] | 36 | delete _socket;
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| 37 | }
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| 38 |
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| 39 | //
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| 40 | ////////////////////////////////////////////////////////////////////////////
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[1390] | 41 | void bncNetQueryV1::stop() {
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[1408] | 42 | #ifndef sparc
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| 43 | if (_socket) {
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| 44 | _socket->abort();
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| 45 | }
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| 46 | #endif
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[1403] | 47 | _status = finished;
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[1390] | 48 | }
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| 49 |
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| 50 | //
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| 51 | ////////////////////////////////////////////////////////////////////////////
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[1402] | 52 | void bncNetQueryV1::waitForRequestResult(const QUrl&, QByteArray&) {
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[1382] | 53 | }
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| 54 |
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| 55 | //
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| 56 | ////////////////////////////////////////////////////////////////////////////
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[1384] | 57 | void bncNetQueryV1::waitForReadyRead(QByteArray& outData) {
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[1500] | 58 | if (_socket && _socket->state() == QAbstractSocket::ConnectedState) {
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| 59 | while (true) {
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| 60 | int nBytes = _socket->bytesAvailable();
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| 61 | if (nBytes > 0) {
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| 62 | outData = _socket->readAll();
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| 63 | return;
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| 64 | }
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| 65 | else if (!_socket->waitForReadyRead(_timeOut)) {
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| 66 | delete _socket;
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| 67 | _socket = 0;
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| 68 | _status = error;
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| 69 | emit newMessage(_url.path().toAscii() + " read timeout", true);
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| 70 | return;
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| 71 | }
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[1402] | 72 | }
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| 73 | }
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[1382] | 74 | }
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| 75 |
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| 76 | // Connect to Caster, send the Request
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| 77 | ////////////////////////////////////////////////////////////////////////////
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[1384] | 78 | void bncNetQueryV1::startRequest(const QUrl& url, const QByteArray& gga) {
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[1382] | 79 |
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[1385] | 80 | _status = running;
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| 81 |
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[1382] | 82 | delete _socket;
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| 83 | _socket = new QTcpSocket();
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| 84 |
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[1385] | 85 | // Default scheme and path
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| 86 | // -----------------------
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[1500] | 87 | _url = url;
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| 88 | if (_url.scheme().isEmpty()) {
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| 89 | _url.setScheme("http");
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[1385] | 90 | }
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[1500] | 91 | if (_url.path().isEmpty()) {
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| 92 | _url.setPath("/");
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[1385] | 93 | }
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| 94 |
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[1382] | 95 | // Connect the Socket
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| 96 | // ------------------
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| 97 | QSettings settings;
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| 98 | QString proxyHost = settings.value("proxyHost").toString();
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| 99 | int proxyPort = settings.value("proxyPort").toInt();
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| 100 |
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| 101 | if ( proxyHost.isEmpty() ) {
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[1500] | 102 | _socket->connectToHost(_url.host(), _url.port());
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[1382] | 103 | }
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| 104 | else {
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| 105 | _socket->connectToHost(proxyHost, proxyPort);
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| 106 | }
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[1500] | 107 | if (!_socket->waitForConnected(_timeOut)) {
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[1382] | 108 | delete _socket;
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| 109 | _socket = 0;
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[1385] | 110 | _status = error;
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| 111 | return;
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[1382] | 112 | }
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| 113 |
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| 114 | // Send Request
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| 115 | // ------------
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[1500] | 116 | QString uName = QUrl::fromPercentEncoding(_url.userName().toAscii());
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| 117 | QString passW = QUrl::fromPercentEncoding(_url.password().toAscii());
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[1382] | 118 | QByteArray userAndPwd;
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| 119 |
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[1385] | 120 | if(!uName.isEmpty() || !passW.isEmpty()) {
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[1382] | 121 | userAndPwd = "Authorization: Basic " + (uName.toAscii() + ":" +
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| 122 | passW.toAscii()).toBase64() + "\r\n";
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| 123 | }
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| 124 |
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| 125 | QByteArray reqStr;
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| 126 | if ( proxyHost.isEmpty() ) {
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[1500] | 127 | if (_url.path().indexOf("/") != 0) _url.setPath("/");
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| 128 | reqStr = "GET " + _url.path().toAscii() + " HTTP/1.0\r\n"
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[1382] | 129 | + "User-Agent: NTRIP BNC/" BNCVERSION "\r\n"
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| 130 | + userAndPwd + "\r\n";
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| 131 | } else {
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[1500] | 132 | reqStr = "GET " + _url.toEncoded() + " HTTP/1.0\r\n"
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[1382] | 133 | + "User-Agent: NTRIP BNC/" BNCVERSION "\r\n"
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[1500] | 134 | + "Host: " + _url.host().toAscii() + "\r\n"
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[1382] | 135 | + userAndPwd + "\r\n";
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| 136 | }
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| 137 |
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| 138 | // NMEA string to handle VRS stream
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| 139 | // --------------------------------
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[1385] | 140 | if (!gga.isEmpty()) {
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| 141 | reqStr += gga + "\r\n";
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[1382] | 142 | }
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| 143 |
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| 144 | _socket->write(reqStr, reqStr.length());
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| 145 |
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[1500] | 146 | if (!_socket->waitForBytesWritten(_timeOut)) {
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[1382] | 147 | delete _socket;
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| 148 | _socket = 0;
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[1385] | 149 | _status = error;
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[1500] | 150 | emit newMessage(_url.path().toAscii() + " write timeout", true);
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[1498] | 151 | return;
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[1382] | 152 | }
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[1498] | 153 |
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| 154 | // Read Caster Response
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| 155 | // --------------------
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| 156 | while (true) {
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[1500] | 157 | if (!_socket->waitForReadyRead(_timeOut)) {
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[1498] | 158 | delete _socket;
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| 159 | _socket = 0;
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| 160 | _status = error;
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[1500] | 161 | emit newMessage(_url.path().toAscii() + " read timeout", true);
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[1498] | 162 | return;
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| 163 | }
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| 164 | if (_socket->canReadLine()) {
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| 165 | QString line = _socket->readLine();
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| 166 | if (line.indexOf("ICY 200 OK") != -1) {
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| 167 | break;
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| 168 | }
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| 169 | }
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| 170 | }
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[1382] | 171 | }
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| 172 |
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