61 lines
1.6 KiB
JavaScript
61 lines
1.6 KiB
JavaScript
const jsonFile = require('jsonfile');
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const Parser = require('rss-parser');
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class ListenerRss {
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name = undefined;
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address = undefined;
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timeloop = 5 * 60; // time in seconds
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customfields = [];
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// private fields
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parser = null;
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obj = null;
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loopRunning = false;
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constructor(info) {
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// set parser
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this.parser = new Parser({
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customFields : {
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item: info._customfields.map((elt) => {
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return Array.isArray(elt[1]) ? elt[1][0] : elt[1];
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})
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}
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});
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// Set data
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this.name = info._name === undefined ? info._address : info._name; // if name is undefined let's take the address
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this.address = info._address;
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this.timeloop = info._timeloop;
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this.customfields = info._customfields;
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}
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fetchRSS() {
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return this.parser.parseURL(this.address)
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.catch((err) => { throw new Error('bad address or no access : ' + err);});
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}
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/**
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* @brief call the callback function each looptime
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* @param callback function who's going to be called with the latest get
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*/
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start(callback) {
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this.loopRunning = true;
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(async () => {
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while(this.loopRunning === true) {
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callback(await this.fetchRSS());
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await new Promise(res => setTimeout(res, this.timeloop * 1000));
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}
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})();
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}
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/**
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* @brief stop the async function
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*/
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stop() {
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this.loopRunning = false;
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}
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}
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module.exports = ListenerRss |