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index.js
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index.js
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const email = require(`${__dirname}/node_modules/emailjs/email`);
const dick = require('request');
const schedule = require('node-schedule');
var tafy = require('tableify');
const fs = require('fs');
var request = dick.defaults({ jar: true }) // Cookies enabled
const hts = require('html-table-to-json');
// Imports
const unt = require(`${__dirname}/unterricht.json`); // Schedule in here
const config = require(`${__dirname}/config.json`);
let winston = require(`${__dirname}/logger.js`);
let logger = winston.logger;
configTime = config.schools[0];
// Hello World
logger.log('info', 'Service running');
// Scheduler ---------------------------------------
schedule.scheduleJob('15 7 * * 1-5', function () { // Mon-Fri 7:26
startProcess(true);
});
schedule.scheduleJob('1 18 * * 1-4', function () { // Mon-Fri 16:1
startProcess();
});
schedule.scheduleJob('1 18 * * 7', function () { // Mon-Fri 16:1
startProcess();
});
// -------------------------------------------------
startProcess();
// Lessons
let lessons = [745, 920, 1135, 1415]; // Time of Lessons
let classes = [1, 3, 5, 8]; // Number of Classes to check
function startProcess(process) {
try {
let userClass = 13; // Change for own Klass or leave empty
request.post({ url: `https://${configTime.schoolDomain}/iserv/login_check`, form: { _username: configTime.usr, _password: configTime.psw, _remember_me: 'on' } }, function (err, httpResponse, body) {
request.post({ url: `https://${configTime.schoolDomain}/iserv/plan/show/raw/Vertretungsplan%20Sch%C3%BCler%20heute/subst_001.htm` }, function (err, httpResponse, body) {
let BodyHeute = body;
request.post({ url: `https://${configTime.schoolDomain}/iserv/plan/show/raw/Vertretungsplan%20Sch%C3%BCler%20Folgetag/subst_001.htm` }, function (err, httpResponse, body) {
let plan = {
lastUpdate: time(),
dayOfHeute: getDayOfSchedule(BodyHeute),
PlanHeute: subString(BodyHeute, userClass),
dayOfMorgen: getDayOfSchedule(body),
PlanMorgen: subString(body, userClass)
}
// Read Plan; Make it to Email Content; Merge it with HTML File and then sent
if (weekday(plan.dayOfHeute) === date() || !process) {
for (let i = 0; i < unt.length; i++) {
getEmailContent(jtEmail(getEntfall(plan.PlanHeute, plan.dayOfHeute, i)), jtEmail(getEntfall(plan.PlanMorgen, plan.dayOfMorgen, i)), plan.dayOfHeute, plan.dayOfMorgen, unt[i].name, unt[i].email);
}
} else {
if (time() < 745) { // Time until the plan refreshes
logger.log("info", `plan gets pulled in one minute`);
setTimeout(function () {
startProcess(true);
logger.log("info", `plan gets pulled in one minute`);
}, 60000);
} else {
logger.log("info", `Kein aktueller Plan bis 7:50 old plan will be sent!`) // Same Value as if clause
startProcess();
}
}
})
})
})
} catch (err) {
logger.log('info', 'error');
console.log(err)
}
}
// Get relevant data on plan
function getEntfall(plan, tag, k) {
let run = true;
let out;
for (let i = 0; i < plan.length; i++) {
let top = plan[i].Stunde;
for (let j = 0; j < 4; j++) {
if (top.match(classes[j]) && unt[k].schedule[weekday(tag)][classes[j]] === plan[i].Lehrer) {
if (!run) {
out = `${out},${JSON.stringify(plan[i])}`;
}
if (run) {
out = `[${JSON.stringify(plan[i])}`;
run = false;
}
}
}
}
if (out) {
out = `${out}]`;
return JSON.parse(out);
} else {
return { "message": "empty" }
}
}
// Make email content
function jtEmail(pl) {
let string = ``;
if (pl.message === 'empty') return `Keine deiner Stunden entfallen.`;
for (let i = 0; i < pl.length; i++) {
let ap = pl[i];
string = `${string}${ap.Stunde}: ${ap.Lehrer}, ${ap.Art}, ${ap.Fach}`;
if (pl.length > 1) { string = `${string}<br />` }
}
return string;
}
// Logic für wann die erste Stunde ist
let server = email.server.connect({
user: config.user,
password: config.password,
host: config.host,
ssl: config.ssl
});
// Merge email with content
function getEmailContent(t1, t2, dayHeute, dayMorgen, username, email) {
t1 = t1.replace('<table', '<table id="plan"');
t2 = t2.replace('<table', '<table id="plan"');
fs.readFile(`${__dirname}/email.html`, "utf8", function (err, data) {
// Place costum text
data = data.replace('mailtitle', 'Vertretungsplan Info');
data = data.replace('mailusername', username);
data = data.replace('mailheute', dayHeute);
data = data.replace('mailmorgen', dayMorgen);
data = data.replace('mailplanheute', `<strong>${dayHeute}</strong>:<br />${t1}`);
data = data.replace('mailplanmorgen', `<strong>${dayMorgen}</strong>:<br />${t2}`);
data = data.replace('mailheader', `Vertretungsplan: ${dayHeute} & ${dayMorgen}:`);
sendMail(data, username, email)
});
}
// send the message and get a callback with an error or details of the message that was sent
function sendMail(content, username, email) {
server.send({
text: ` `,
from: config.user,
to: `${username} <${email}>`,
subject: "Vertretungsplan Info",
attachment:
[
{ data: content, alternative: true },
]
}, function (err, message) {
if (message) {
logger.log('info', `email sent to ${username} <${email}>`)
}
});
}
// Functions
function date() {
let date = new Date();
let day = date.getDay();
return day;
}
function time() {
let date = new Date();
let hour = date.getHours();
hour = (hour < 10 ? "0" : "") + hour;
let min = date.getMinutes();
min = (min < 10 ? "0" : "") + min;
return hour + min;
}
let dates = [
{ "wochentag": "Montag", "num": "1" },
{ "wochentag": "Dienstag", "num": "2" },
{ "wochentag": "Mittwoch", "num": "3" },
{ "wochentag": "Donnerstag", "num": "4" },
{ "wochentag": "Freitag", "num": "5" }
];
// API should give data of one of the schedules
function weekday(morgen) {
for (let i = 0; i < dates.length; i++) {
if (dates[i].wochentag === morgen) {
return dates[i].num;
}
}
}
// Other Stuff Js
function getDayOfSchedule(body) {
let wday = body.split('<div class="mon_title">')
wday = wday[1].split('</div>');
wday = wday[0].split(' ')
return wday[1];
}
function subString(body, userKlasse) {
let spl = body.split("<table class=\"mon_list\" >");
spl = spl[1].split("</table>");
let out = spl[0];
out = `<table>${out}</table>`;
// Modify String -- Must be edited for other schools
let replaced = out;
replaced = replaced.replace("(Klasse(n))", "Klasse");
replaced = replaced.replace("(Raum)", "VertretungsRaum");
replaced = replaced.replace("(Lehrer)", "Lehrer");
replaced = replaced.replace("(Fach)", "Fach");
replaced = replaced.replace("(Raum)", "Raum");
replaced = replaced.replace(/ - /g, "/");
replaced = replaced.replace(/-/g, "");
let jsonTables = new hts(replaced);
let output = jsonTables.results[0];
if (userKlasse) {
let sendOut;
let run = true;
for (var i = 0; i < output.length; i++) {
let loopKlasse = JSON.stringify(output[i].Klasse);
if (loopKlasse.match(userKlasse)) {
if (!run) {
sendOut = `${sendOut},${JSON.stringify(output[i])}`;
}
if (run) {
sendOut = `[${JSON.stringify(output[i])}`;
run = false;
}
}
}
sendOut = `${sendOut}]`
return JSON.parse(sendOut);
} else {
return output;
}
}
function noNeedTime() {
var date = new Date();
var hour = date.getHours();
hour = (hour < 10 ? "0" : "") + hour;
var min = date.getMinutes();
min = (min < 10 ? "0" : "") + min;
var sec = date.getSeconds();
sec = (sec < 10 ? "0" : "") + sec;
var year = date.getFullYear();
var month = date.getMonth() + 1;
month = (month < 10 ? "0" : "") + month;
var day = date.getDate();
day = (day < 10 ? "0" : "") + day;
return year + ":" + month + ":" + day + ":" + hour + ":" + min + ":" + sec;
}