vst.js

// Generated by CoffeeScript 1.3.3
var BASE_URL, YATTA_LOADED, bring_to_back, bring_to_top, check_time_conflict, click_event, delete_sect, generate_table, get_random_color, get_rowspan, go_to, hover_in_event, hover_out_event, process_datetime, tc, tt, tt_preview, visible,
  __slice = [].slice;

BASE_URL = "https://ihome.ust.hk/~wcchoi/yatta";

if (YATTA_LOADED) {
  alert("Error: Yatta already loaded");
} else {
  YATTA_LOADED = true;
  tt = [[], [], [], [], [], [], []];
  tc = [[], [], [], [], [], [], []];
  tt_preview = [[], [], [], [], [], [], []];
  visible = true;
  go_to = function(dept, ccode, call_back) {
    var semcode, url;
    if (ccode == null) {
      ccode = '';
    }
    if (call_back == null) {
      call_back = '';
    }
    dept = dept.toUpperCase();
    semcode = window.location.href.match(/https:\/\/w5.ab.ust.hk\/wcq\/cgi-bin\/(\d+)\//)[1];
    url = "https://w5.ab.ust.hk/wcq/cgi-bin/" + semcode + "/subject/" + dept;
    $('div#classes').load(url + ' div#classes', function() {
      document.title = dept + document.title.slice(4);
      $('tr.sectodd, tr.secteven').css({
        'cursor': 'pointer'
      }).unbind('click').click(click_event).hover(hover_in_event, hover_out_event);
      if (!ccode) {
        $(window).scrollTop(0);
      } else {
        $(window).scrollTop($("a[name=" + (dept + ccode) + "]").offset().top - navHeight);
      }
      if (call_back) {
        return call_back();
      }
    });
    return false;
  };
  get_random_color = function() {
    /*
                based on http://martin.ankerl.com/2009/12/09/how-to-create-random-colors-programmatically/
    */

    var color, golden_ratio_conjugate, h, hsv_to_rgb, rgb;
    hsv_to_rgb = function(h, s, v) {
      var b, f, g, h_i, p, q, r, rgb, t, _ref, _ref1, _ref2, _ref3, _ref4, _ref5;
      h_i = Math.floor(h * 6);
      f = h * 6 - h_i;
      p = v * (1 - s);
      q = v * (1 - f * s);
      t = v * (1 - (1 - f) * s);
      if (h_i === 0) {
        _ref = [v, t, p], r = _ref[0], g = _ref[1], b = _ref[2];
      }
      if (h_i === 1) {
        _ref1 = [q, v, p], r = _ref1[0], g = _ref1[1], b = _ref1[2];
      }
      if (h_i === 2) {
        _ref2 = [p, v, t], r = _ref2[0], g = _ref2[1], b = _ref2[2];
      }
      if (h_i === 3) {
        _ref3 = [p, q, v], r = _ref3[0], g = _ref3[1], b = _ref3[2];
      }
      if (h_i === 4) {
        _ref4 = [t, p, v], r = _ref4[0], g = _ref4[1], b = _ref4[2];
      }
      if (h_i === 5) {
        _ref5 = [v, p, q], r = _ref5[0], g = _ref5[1], b = _ref5[2];
      }
      return rgb = [Math.floor(r * 256), Math.floor(g * 256), Math.floor(b * 256)];
    };
    golden_ratio_conjugate = 0.618033988749895;
    h = Math.random();
    h += golden_ratio_conjugate;
    h %= 1;
    rgb = hsv_to_rgb(h, 0.3, 0.99);
    return color = "#" + rgb[0].toString(16) + rgb[1].toString(16) + rgb[2].toString(16);
  };
  check_time_conflict = function(t1, t2) {
    var _ref, _ref1, _ref2, _ref3;
    if (((t2.start_time <= (_ref = t1.start_time) && _ref <= t2.end_time)) || ((t2.start_time <= (_ref1 = t1.end_time) && _ref1 <= t2.end_time)) || ((t1.start_time <= (_ref2 = t2.start_time) && _ref2 <= t1.end_time)) || ((t1.start_time <= (_ref3 = t2.end_time) && _ref3 <= t1.end_time))) {
      return true;
    } else {
      return false;
    }
  };
  process_datetime = function(dt, room, section, ccode, color) {
    var ETapm, EThh, ETmm, STapm, SThh, STmm, dow, end_time, evens, i, mapping, parts, result, start_time, x, _i, _len, _ref, _ref1;
    if (dt === 'TBA') {
      return [];
    }
    result = [];
    mapping = {
      'Mo': 0,
      'Tu': 1,
      'We': 2,
      'Th': 3,
      'Fr': 4,
      'Sa': 5,
      'Su': 6
    };
    parts = dt.split(' ');
    parts.splice(2, 1);
    STapm = parts[1].slice(-2);
    _ref = parts[1].slice(0, -2).split(':'), SThh = _ref[0], STmm = _ref[1];
    if (STapm === 'PM' && SThh !== '12') {
      start_time = (parseInt(SThh, 10) + 12) * 2;
    } else {
      start_time = (parseInt(SThh, 10)) * 2;
    }
    if (STmm === '30') {
      start_time += 1;
    }
    ETapm = parts[2].slice(-2);
    _ref1 = parts[2].slice(0, -2).split(':'), EThh = _ref1[0], ETmm = _ref1[1];
    if (ETapm === 'PM' && EThh !== '12') {
      end_time = (parseInt(EThh, 10) + 12) * 2;
    } else {
      end_time = (parseInt(EThh, 10)) * 2;
    }
    if (ETmm === '50') {
      end_time += 1;
    }
    evens = (function() {
      var _i, _ref2, _results;
      _results = [];
      for (x = _i = 0, _ref2 = parts[0].length; _i < _ref2; x = _i += 2) {
        _results.push(x);
      }
      return _results;
    })();
    for (_i = 0, _len = evens.length; _i < _len; _i++) {
      i = evens[_i];
      dow = mapping[parts[0].slice(i, (i + 1) + 1 || 9e9)];
      result.push({
        dow: dow,
        start_time: start_time,
        end_time: end_time,
        room: room,
        section: section,
        ccode: ccode,
        color: color
      });
    }
    return result;
  };
  get_rowspan = function(elem) {
    var $first_row, $rest, $row, $rows, course_code, course_color, course_name, datetime, room, sect, section, td_arr, timeslots, _i, _len;
    timeslots = [];
    course_name = $(elem).parents('.course').find('h2').text();
    course_code = course_name.slice(0, course_name.indexOf('-') - 1);
    course_color = get_random_color();
    $first_row = $(elem);
    if (!$first_row.is('.newsect')) {
      $first_row = $first_row.prevAll('.newsect:first');
    }
    sect = $first_row.find('td:first').text();
    $rows = [$first_row];
    $rest = $first_row.nextUntil('.newsect');
    if ($rest.length) {
      $rows = $rows.concat($rest.clone().prepend("<td>" + sect + "</td>"));
    }
    for (_i = 0, _len = $rows.length; _i < _len; _i++) {
      $row = $rows[_i];
      td_arr = $row.find('td').map(function() {
        return $(this).text();
      }).get();
      section = td_arr[0], datetime = td_arr[1], room = td_arr[2];
      if (datetime.match(/\d{2}\-\w{3}\-\d{4} \- \d{2}\-\w{3}\-\d{4}/)) {
        datetime = datetime.slice(25);
      }
      timeslots = timeslots.concat(process_datetime(datetime, room, section, course_code, course_color));
    }
    return timeslots;
  };
  click_event = function() {
    var l, lesson, no_time_conflict, timeslots, _i, _j, _k, _l, _len, _len1, _len2, _len3, _ref;
    if (!visible) {
      $('#container').toggle(120);
      visible = true;
      return false;
    }
    tc = [[], [], [], [], [], [], []];
    timeslots = get_rowspan(this);
    no_time_conflict = true;
    for (_i = 0, _len = timeslots.length; _i < _len; _i++) {
      lesson = timeslots[_i];
      _ref = tt[lesson.dow];
      for (_j = 0, _len1 = _ref.length; _j < _len1; _j++) {
        l = _ref[_j];
        if (check_time_conflict(l, lesson)) {
          no_time_conflict = false;
        }
      }
    }
    if (!no_time_conflict) {
      for (_k = 0, _len2 = timeslots.length; _k < _len2; _k++) {
        lesson = timeslots[_k];
        tc[lesson.dow].push(lesson);
      }
    } else {
      for (_l = 0, _len3 = timeslots.length; _l < _len3; _l++) {
        lesson = timeslots[_l];
        tt[lesson.dow].push(lesson);
      }
    }
    generate_table();
    return false;
  };
  hover_in_event = function() {
    var l, lesson, no_time_conflict, timeslots, _i, _j, _k, _l, _len, _len1, _len2, _len3, _ref;
    if (!visible) {
      return false;
    }
    tt_preview = [[], [], [], [], [], [], []];
    timeslots = get_rowspan(this);
    no_time_conflict = true;
    for (_i = 0, _len = timeslots.length; _i < _len; _i++) {
      lesson = timeslots[_i];
      _ref = tt[lesson.dow];
      for (_j = 0, _len1 = _ref.length; _j < _len1; _j++) {
        l = _ref[_j];
        if (check_time_conflict(l, lesson)) {
          no_time_conflict = false;
        }
      }
    }
    if (!no_time_conflict) {
      for (_k = 0, _len2 = timeslots.length; _k < _len2; _k++) {
        lesson = timeslots[_k];
        tc[lesson.dow].push(lesson);
      }
    } else {
      for (_l = 0, _len3 = timeslots.length; _l < _len3; _l++) {
        lesson = timeslots[_l];
        tt_preview[lesson.dow].push(lesson);
      }
    }
    generate_table();
    return false;
  };
  hover_out_event = function() {
    tt_preview = [[], [], [], [], [], [], []];
    tc = [[], [], [], [], [], [], []];
    generate_table();
    return false;
  };
  delete_sect = function(sect) {
    var dow, l, l_tc, l_tt, no_time_conflict, temp_arr, _i, _j, _k, _l, _len, _len1, _len2, _m, _ref, _ref1, _ref2;
    if (typeof console !== "undefined" && console !== null) {
      console.log(sect);
    }
    for (dow = _i = 0; _i <= 6; dow = ++_i) {
      temp_arr = [];
      _ref = tt[dow];
      for (_j = 0, _len = _ref.length; _j < _len; _j++) {
        l = _ref[_j];
        if (l.section !== sect) {
          temp_arr.push(l);
        }
      }
      tt[dow] = temp_arr.slice(0);
    }
    no_time_conflict = true;
    for (dow = _k = 0; _k <= 6; dow = ++_k) {
      _ref1 = tc[dow];
      for (_l = 0, _len1 = _ref1.length; _l < _len1; _l++) {
        l_tc = _ref1[_l];
        _ref2 = tt[dow];
        for (_m = 0, _len2 = _ref2.length; _m < _len2; _m++) {
          l_tt = _ref2[_m];
          if (check_time_conflict(l_tt, l_tc)) {
            no_time_conflict = false;
          }
        }
      }
    }
    if (no_time_conflict) {
      tc = [[], [], [], [], [], [], []];
    }
    generate_table();
    return false;
  };
  generate_table = function() {
    var DAYS, SAT, SUN, col, dow, earliest_start_time, empty_cell, header, l, latest_end_time, make_div_content, make_time_str, range, row, _i, _j, _k, _l, _len, _len1, _len2, _len3, _m, _n, _o, _p, _ref, _ref1, _ref2, _ref3;
    earliest_start_time = Math.min.apply(Math, [18].concat(__slice.call((function() {
      var _i, _len, _ref, _ref1, _results;
      _ref1 = (_ref = []).concat.apply(_ref, tt);
      _results = [];
      for (_i = 0, _len = _ref1.length; _i < _len; _i++) {
        l = _ref1[_i];
        _results.push(l.start_time);
      }
      return _results;
    })()), __slice.call((function() {
      var _i, _len, _ref, _ref1, _results;
      _ref1 = (_ref = []).concat.apply(_ref, tc);
      _results = [];
      for (_i = 0, _len = _ref1.length; _i < _len; _i++) {
        l = _ref1[_i];
        _results.push(l.start_time);
      }
      return _results;
    })()), __slice.call((function() {
      var _i, _len, _ref, _ref1, _results;
      _ref1 = (_ref = []).concat.apply(_ref, tt_preview);
      _results = [];
      for (_i = 0, _len = _ref1.length; _i < _len; _i++) {
        l = _ref1[_i];
        _results.push(l.start_time);
      }
      return _results;
    })())));
    latest_end_time = Math.max.apply(Math, [37].concat(__slice.call((function() {
      var _i, _len, _ref, _ref1, _results;
      _ref1 = (_ref = []).concat.apply(_ref, tt);
      _results = [];
      for (_i = 0, _len = _ref1.length; _i < _len; _i++) {
        l = _ref1[_i];
        _results.push(l.end_time);
      }
      return _results;
    })()), __slice.call((function() {
      var _i, _len, _ref, _ref1, _results;
      _ref1 = (_ref = []).concat.apply(_ref, tc);
      _results = [];
      for (_i = 0, _len = _ref1.length; _i < _len; _i++) {
        l = _ref1[_i];
        _results.push(l.end_time);
      }
      return _results;
    })()), __slice.call((function() {
      var _i, _len, _ref, _ref1, _results;
      _ref1 = (_ref = []).concat.apply(_ref, tt_preview);
      _results = [];
      for (_i = 0, _len = _ref1.length; _i < _len; _i++) {
        l = _ref1[_i];
        _results.push(l.end_time);
      }
      return _results;
    })())));
    DAYS = ['Time', 'MON', 'TUE', 'WED', 'THU', 'FRI'];
    SUN = tt[6].length !== 0 || tc[6].length !== 0 || tt_preview[6].length !== 0;
    SAT = tt[5].length !== 0 || tc[5].length !== 0 || tt_preview[5].length !== 0;
    if (SUN) {
      DAYS.push('SAT', 'SUN');
    } else if (SAT) {
      DAYS.push('SAT');
    }
    range = DAYS.length - 1;
    empty_cell = '\u00A0';
    $('#container').empty();
    make_time_str = function(hr) {
      var min, time_str;
      hr = Math.floor(row / 2);
      if (hr <= 9) {
        hr = '0' + hr.toString();
      } else {
        hr = hr.toString();
      }
      min = row % 2;
      if (min === 0) {
        time_str = hr + ':00-' + hr + ':20';
      } else {
        time_str = hr + ':30-' + hr + ':50';
      }
      return time_str;
    };
    DOMinate([
      document.getElementById('container'), [
        'table', ['thead'].concat((function() {
          var _i, _len, _results;
          _results = [];
          for (_i = 0, _len = DAYS.length; _i < _len; _i++) {
            header = DAYS[_i];
            _results.push(['th', header]);
          }
          return _results;
        })()), ['tbody'].concat((function() {
          var _i, _results;
          _results = [];
          for (row = _i = earliest_start_time; earliest_start_time <= latest_end_time ? _i <= latest_end_time : _i >= latest_end_time; row = earliest_start_time <= latest_end_time ? ++_i : --_i) {
            _results.push(['tr'].concat([['td', make_time_str(row)]], (function() {
              var _j, _results1;
              _results1 = [];
              for (col = _j = 1; 1 <= range ? _j <= range : _j >= range; col = 1 <= range ? ++_j : --_j) {
                _results1.push([
                  'td', [
                    'div', empty_cell, {
                      'class': 'outer'
                    }
                  ], {
                    'id': "c" + col
                  }
                ]);
              }
              return _results1;
            })(), [
              {
                'id': "r" + row
              }
            ]));
          }
          return _results;
        })()), {
          'id': 'vst',
          'class': 'table table-bordered table-condensed'
        }
      ]
    ]);
    make_div_content = function(l) {
      var c;
      c = "" + l.ccode + "<br />" + l.section.slice(0, l.section.indexOf(' '));
      return c;
    };
    for (dow = _i = 0; 0 <= range ? _i < range : _i > range; dow = 0 <= range ? ++_i : --_i) {
      _ref = tt[dow];
      for (_j = 0, _len = _ref.length; _j < _len; _j++) {
        l = _ref[_j];
        $("<div id='" + l.section + "' class='mydiv' style='background-color: " + l.color + "; height: " + ((l.end_time - l.start_time + 1) * 20 + l.end_time - l.start_time) + "px'>" + (make_div_content(l)) + "</div>").appendTo("\#r" + l.start_time + " \#c" + (l.dow + 1) + " div.outer");
      }
    }
    for (dow = _k = 0; 0 <= range ? _k < range : _k > range; dow = 0 <= range ? ++_k : --_k) {
      _ref1 = tc[dow];
      for (_l = 0, _len1 = _ref1.length; _l < _len1; _l++) {
        l = _ref1[_l];
        $("<div class='time-conflict' style='background-color: rgba(255, 0, 0, 0.3); height: " + ((l.end_time - l.start_time + 1) * 20 + l.end_time - l.start_time) + "px'>\u00A0</div>").appendTo("\#r" + l.start_time + " \#c" + (l.dow + 1) + " div.outer");
      }
    }
    for (dow = _m = 0; 0 <= range ? _m < range : _m > range; dow = 0 <= range ? ++_m : --_m) {
      _ref2 = tt_preview[dow];
      for (_n = 0, _len2 = _ref2.length; _n < _len2; _n++) {
        l = _ref2[_n];
        $("<div id='" + l.section + "' class='mydiv' style='height: " + ((l.end_time - l.start_time + 1) * 20 + l.end_time - l.start_time) + "px'>" + (make_div_content(l)) + "</div>").appendTo("\#r" + l.start_time + " \#c" + (l.dow + 1) + " div.outer");
      }
    }
    for (dow = _o = 0; 0 <= range ? _o < range : _o > range; dow = 0 <= range ? ++_o : --_o) {
      _ref3 = tt[dow];
      for (_p = 0, _len3 = _ref3.length; _p < _len3; _p++) {
        l = _ref3[_p];
        $("<div id='" + l.section + "' class='topmost popup' style='height: " + ((l.end_time - l.start_time + 1) * 20 + l.end_time - l.start_time) + "px'><div class='popupdetail'><a href='#' class='goto'>DETAILS</a>\u00A0<a href='#' class='del'>DROP</a></div></div>").data({
          'section': l.section,
          'ccode': l.ccode
        }).appendTo("\#r" + l.start_time + " \#c" + (l.dow + 1) + " div.outer");
      }
    }
    $('.del').click(function() {
      delete_sect($(this).parents('.popup').first().data('section'));
      return false;
    });
    $('.goto').click(function() {
      go_to.apply(null, $(this).parents('.popup').first().data('ccode').split(' '));
      return false;
    });
    return false;
  };
  /*
          ENTRY POINT
  */

  $("<link rel=\"stylesheet\" type=\"text/css\" href=\"" + BASE_URL + "/mystyle.css\">\n<script src=\"" + BASE_URL + "/dominate.essential.min.js\" type=\"text/javascript\"></script>\n<div id=\"myTimetable\" style=\"background-color: #FFF; border: 2px solid #D4E0EC; padding: 0px; position: fixed; right: 5px; bottom: 5px; z-index: 1000; \">\n    <div id=\"container\">\n        <h1>Yet Another Timetable Assistant</h1>                    \n    </div>\n    <a href=\"#\" id=\"toggle_show\">show/hide</a>\n    <br>\n    <a href=\"#\" id=\"load_confirmed\">load confirmed enrollment</a>\n</div>").appendTo('body');
  $('#toggle_show').click(function() {
    $('#container').toggle(120);
    visible = !visible;
    return false;
  });
  $('#load_confirmed').click(function() {
    var semcode;
    if (!visible) {
      return false;
    }
    alert("- This would clear your current timetable\n- And it may take some time to finish\n- Works only for the current semester\n- Login required");
    tt = [[], [], [], [], [], [], []];
    tc = [[], [], [], [], [], [], []];
    semcode = window.location.href.match(/https:\/\/w5.ab.ust.hk\/wcq\/cgi-bin\/(\d+)\//)[1];
    $('div#classes').load("https://w5.ab.ust.hk/cgi-bin/std_cgi.sh/WService=broker_si_p/prg/sita_enrol_ta_intf.r?p_stdt_id=&p_reg_acad_yr=20" + semcode.slice(0, 2) + "&p_reg_semes_cde=" + semcode[2], function() {
      var $courses, $xml, L, LA, T, course, course_code, dept, my_call_back, numeric_code, xml_doc, _i, _len, _results;
      xml_doc = $('div#classes').find('#xml').attr('value');
      if (xml_doc === void 0) {
        alert("Error: Cannot load confirmed enrollment\nprobably because:\n- You are not viewing the 'Class Schedule & Quota' of the current semester\n- You have no confirmed enrollment");
        return false;
      }
      $xml = $($.parseXML(xml_doc));
      $courses = $xml.find("course");
      _results = [];
      for (_i = 0, _len = $courses.length; _i < _len; _i++) {
        course = $courses[_i];
        course_code = $(course).find('courseCode').text();
        T = $(course).find('T').text();
        LA = $(course).find('LA').text();
        L = $(course).find('L').text();
        dept = course_code.slice(0, 4);
        numeric_code = course_code.slice(4);
        my_call_back = (function(L, T, LA, dept, numeric_code) {
          return function() {
            return $("a[name=" + (dept + numeric_code) + "]").parents('.course').find('.sections').find('tr').each(function() {
              var first_cell_content;
              first_cell_content = $(this).find('td').first().text();
              first_cell_content = first_cell_content.slice(0, first_cell_content.indexOf(' '));
              if (first_cell_content === L || first_cell_content === T || first_cell_content === LA) {
                return $(this).click();
              }
            });
          };
        })(L, T, LA, dept, numeric_code);
        _results.push(go_to(dept, numeric_code, my_call_back));
      }
      return _results;
    });
    return false;
  });
  $('tr.sectodd, tr.secteven').css({
    'cursor': 'pointer'
  }).click(click_event).hover(hover_in_event, hover_out_event);
  bring_to_top = function() {
    return this.style.zIndex = 9999;
  };
  bring_to_back = function() {
    return this.style.zIndex = 500;
  };
  $('div#navigator').hover(bring_to_top, bring_to_back).find('div.depts').find('a').click(function() {
    var _this = this;
    $('div#classes').load(this.href + ' div#classes', function() {
      document.title = _this.href.slice(-4) + document.title.slice(4);
      $('tr.sectodd, tr.secteven').css({
        'cursor': 'pointer'
      }).unbind('click').click(click_event).hover(hover_in_event, hover_out_event);
      $(window).scrollTop(0);
      return false;
    });
    return false;
  });
}