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44 lines
1.3 KiB
JavaScript
44 lines
1.3 KiB
JavaScript
6 years ago
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/*jshint esversion: 6 */
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var Pins = module.exports;
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/*
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takes contents of a pinFile (UTF8 string)
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and the pin file's name
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returns an array of of channel ids which are pinned
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throw errors on pin logs with invalid pin data
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*/
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Pins.calculateFromLog = function (pinFile, fileName) {
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var pins = {};
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pinFile.split('\n').filter((x)=>(x)).map((l) => JSON.parse(l)).forEach((l) => {
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switch (l[0]) {
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case 'RESET': {
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pins = {};
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if (l[1] && l[1].length) { l[1].forEach((x) => { pins[x] = 1; }); }
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//jshint -W086
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// fallthrough
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}
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case 'PIN': {
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l[1].forEach((x) => { pins[x] = 1; });
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break;
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}
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case 'UNPIN': {
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l[1].forEach((x) => { delete pins[x]; });
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break;
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}
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default:
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// FIXME logging
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// TODO write to the error log
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/* Log.error('CORRUPTED_PIN_LOG', {
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line: JSON.stringify(l),
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fileName: fileName,
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}); */
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console.error(new Error (JSON.stringify(l) + ' ' + fileName));
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}
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});
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return Object.keys(pins);
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};
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// TODO refactor to include a streaming version for use in rpc.js as well
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