Converte o horário do Fénix para iCal (Google Calendar, etc)

fenix_extract.md

1. Abrir o horário no fénix e escolher o semestre

2. Abrir a consola do browser (Ctrl+Shift+J / Cmd+Opt+J)

3. Fazer paste do código abaixo e pressionar Enter

4. Importar os ficheiros .ical para o calendário

   Google: https://calendar.google.com/calendar/r/settings/export

Testado no Chrome, no Fénix da FCUL.

full.js

CURRENT_DATETIME = new Date().toJSON().replace(/[-:]/g, '').split(".")[0];

// holds multiple calendars
out = {}

// appends key and value to the output variable
function append(cal, k, v) {
    if (out[cal] === undefined) {
        out[cal] = "";
        append(cal, "BEGIN", "VCALENDAR");
        append(cal, "VERSION", "2.0");
        append(cal, "CALSCALE", "GREGORIAN");
        append(cal, "PRODID", "//Tiago Dias//Fenix Timetables//EN")
    }

    out[cal] += k + ":" + v + '\r\n';
}

// pads a string to length 2 with zeros
function pad2(s) {
    return new String(s).padStart(2, 0);
}

// formats YYYY-MM-DD/HH:MM to YYYYMMDDTHHMMSS
function dateformat(d, h) {
    return d.replace(/-/g, '') +
        "T" + h.replace(/:/g, '') + "00";
}

function date2ical(date, hour) {
    return date.getFullYear() + pad2(date.getMonth()) + pad2(date.getDate()) + "T" + hour.replace(/:/g, '') + "00";
}

function abr2name() {
    strings = [] // holds table strings in order
    table = {}

    $($(".mtop2 > table")[1]).find('td').each(function(i, x) {strings.push($(x).text())});

    for (i = 0; i < strings.length; i += 3) {
        k = strings[i];
        v = strings[i + 2];

        table[k] = v;
    }

    return table;
}

// download ical
function download(cal, filename) {
    append(cal, "END", "VCALENDAR");

    var element = document.createElement('a');
    element.setAttribute('href', 'data:text/calendar' + ',' + encodeURIComponent(out[cal]));
    element.setAttribute('download', filename);
    element.style.display = 'none';
    document.body.appendChild(element);
    element.click();
    document.body.removeChild(element);
}

names = abr2name();

$(".period-first-slot").each(function(i, slot) {
    // cell text
    // ["DCObj", "", "(T)", "8.2.30"]
    data = $(this).text().split('\xa0');
    cal = data[2].replace(/[()]/g, '');
    data[0] = names[data[0]];

    append(cal, "BEGIN", "VEVENT");
    append(cal, "SUMMARY", data[2] + " " + data[0]);
    append(cal, "LOCATION", data[3]);
    append(cal, "DTSTAMP", CURRENT_DATETIME);

    // cell title
    // line 0   HH:MM-HH:MM
    // line 1+  YYYY-MM-DD
    title = $(this).attr("title").split('\n');

    hours = title.shift().split("-");   // hours ["HH:MM", "HH:MM"]
    r_dates = title;                    // remaining dates

    f_date = r_dates[0];                    // first date
    l_date = r_dates[r_dates.length - 1];   // last date

    // unique ID
    append(cal, "UID", data[0] + "-" + data[3] + "-" + f_date + "-" + hours[0] + "-" + hours[1]);

    // first occurence
    append(cal, "DTSTART", dateformat(f_date, hours[0]));
    append(cal, "DTEND", dateformat(f_date, hours[1]));

    // recurrence rule
    append(cal, "RRULE", "FREQ=WEEKLY;COUNT=" + r_dates.length);

    // holiday exceptions
    limit = new Date(l_date);
    date = new Date(f_date);
    dates = r_dates.slice();
    while (date < limit) {
        curr = new Date(dates.shift());

        // holiday
        while (curr - date > 550000000) {
            append(cal, "EXDATE", date2ical(date, hours[0]));
            date.setDate(date.getDate() + 7);
        }

        date.setDate(date.getDate() + 7);
    }

    append(cal, "END", "VEVENT");
});

for (var cal in out) {
    download(cal, cal + '.ics');
}