108 lines
2.3 KiB
JavaScript
108 lines
2.3 KiB
JavaScript
function _parseFloat(token) {
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let f = parseFloat(token);
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if (isNaN(f)) {
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f = parseFloat(token.substring(0, 10));
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}
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if (isNaN(f)) {
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f = 0.0;
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}
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return f;
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}
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module.exports.addPointsToTrack = function addPointsToTrack(track, body) {
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let num = 0;
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let start = 0;
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let end = 0;
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// reference to the array we will mutate
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const points = track.trackData.points;
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let currentPoint;
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while (end < body.length) {
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start = end;
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while (body[end] !== ';' && body[end] !== '$' && end < body.length) {
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end++;
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}
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if (body[end] === '$') {
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// $ is replacing \n as newlines are not allowed in json strings
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num = 0;
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}
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if (end < body.length) {
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const token = body.substr(start, end - start);
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end++;
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if (token.length > 0) {
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if (num === 0 && token === 'Date') {
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// we have a header line, ignore it for now, TODO parse it
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if (end < body.length) {
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while (body[end] !== ';' && body[end] !== '$' && end < body.length) {
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end++;
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}
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start = end;
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num = 100;
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}
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}
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switch (num) {
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case 0:
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currentPoint = {
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date: 'dummy',
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time: '',
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latitude: '',
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longitude: '',
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course: '',
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speed: '',
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d1: '',
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d2: '',
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flag: '',
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private: '',
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};
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points.push(currentPoint);
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currentPoint.date = token;
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break;
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case 1:
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currentPoint.time = token;
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break;
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case 2:
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currentPoint.latitude = _parseFloat(token);
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break;
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case 3:
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currentPoint.longitude = _parseFloat(token);
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break;
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case 4:
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currentPoint.course = _parseFloat(token);
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break;
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case 5:
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currentPoint.speed = _parseFloat(token);
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break;
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case 6:
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currentPoint.d1 = token;
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break;
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case 7:
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currentPoint.d2 = token;
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break;
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case 8:
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currentPoint.flag = token;
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break;
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case 9:
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currentPoint.private = token;
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break;
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}
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num++;
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}
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}
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}
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};
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