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109 lines
2.8 KiB
JavaScript
109 lines
2.8 KiB
JavaScript
const fs = require('fs')
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const config = require('./config.json')
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const io = require("socket.io-client")
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const axios = require('axios')
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const socket = io(new URL(config.pager.url).origin)
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const { read } = require('feed-reader')
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const stateMachine = {}
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socket.on('msgmgr:event', async (eventType, eventData) => {
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console.log(eventType, eventData)
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})
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const umlautMap = {
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'\u00dc': 'U',
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'\u00c4': 'A',
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'\u00d6': 'O',
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'\u00fc': 'u',
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'\u00e4': 'a',
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'\u00f6': 'o',
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'\u00df': 'ss',
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}
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function replaceUmlaute(str) {
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return str
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.replace(/[\u00dc|\u00c4|\u00d6][a-z]/g, (a) => {
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const big = umlautMap[a.slice(0, 1)];
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return big.charAt(0) + big.charAt(1).toLowerCase() + a.slice(1);
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})
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.replace(new RegExp('['+Object.keys(umlautMap).join('|')+']',"g"),
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(a) => umlautMap[a]
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);
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}
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async function sendPage(payload) {
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console.log(payload)
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return (await axios.post(config.pager.url, Object.assign({ ...config.pager.params }, { payload })))
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}
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async function checkDWD() {
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for (region of config.regions) {
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if (!region.active) continue
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try {
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let rssData = await read('https://wettwarn.de/rss/' + region.dwdID + '.rss')
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let msg = ""
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rssData.entries.sort((a,b) => new Date(b.published).valueOf() - new Date(a.published).valueOf())
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if (rssData.entries.length > 0) {
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msg = rssData.entries[0].description
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msg = msg.replace('DWD WETTERWARNUNG:', 'DWD:')
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msg = msg.replace(' in ', ' ')
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msg = msg.replace(' von ', '/')
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msg = msg.indexOf('Quelle:') > -1
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? msg.split('Quelle:')[0]
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: msg
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msg = replaceUmlaute(msg)
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if (!!stateMachine[ region.dwdID ]) {
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if (stateMachine [ region.dwdID ] != msg) {
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await sendPage( msg )
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stateMachine [ region.dwdID ] = msg
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}
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} else {
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stateMachine [ region.dwdID ] = msg
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// if initial state is unknown and we have an alert, send it anyway
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if (msg.indexOf('Es sind keine Warnungen') == -1) {
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await sendPage( msg )
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}
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}
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}
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} catch (e) {console.error(e)}
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}
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}
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function main() {
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// listen
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setTimeout(checkDWD, 0)
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setInterval(checkDWD, 5 * 60 * 1e3)
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}
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main()
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const express = require('express')
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const appConfig = express()
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appConfig.use(express.json())
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appConfig.use(express.static('html'))
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/** CONFIG Routes */
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appConfig.get('/config', async (req, res) => {
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return res.json(JSON.parse(fs.readFileSync('config.json')))
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})
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appConfig.post('/config', async (req, res) => {
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if (!(!!req.body.pager)) return res.status(403).json(false)
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if (!(!!req.body.regions)) return res.status(403).json(false)
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console.log(req.body)
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fs.writeFileSync('config.json', JSON.stringify(req.body, null, "\t"))
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return res.json(true)
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})
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appConfig.post('/restart', (req, res) => {
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process.exit(1)
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})
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appConfig.listen(3050, '0.0.0.0' || config.host || '127.0.0.1')
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