fhsysusability.user.js

// ==UserScript==
// @name        FHSysUsability
// @namespace   FHS
// @include     https://fhsys.fh-salzburg.ac.at/*
// @version     1
// @grant       none
// ==/UserScript==

function pick_sem_for_today(){
  var today = new Date();
  var year = today.getFullYear()
  var month = 1 + today.getMonth();

  var chose_sem, chose_year;

  if ( month < 8 ) { 
    // Jan - Jul: choose this ss
    chose_year = year;
    chose_sem = "SS"
  } else if ( month < 12 ) {
    // Aug - Nov: chose this ws
    chose_year = year;
    chose_sem = "WS"  
  } else {
    // Dec: chose next SS
    chose_year = year + 1;
    chose_sem = "SS"    
  }
  chose_year = "" + chose_year;  // force string
  
  return [chose_sem, chose_year];
}

function selectItemByValue(s, value){
  for(var i=0; i < s.options.length; i++)
  {
    if(s.options[i].value === value) {
      s.selectedIndex = i;
      break;
    }
  }
}


console.log("Installing FHSysUsability Script:");

// look for different names !
if($('select[name=wsSS],select[name=semWsSs]').length>0) {
  // ["WS", "2017"]
  var sem_and_year =  pick_sem_for_today();
  
  console.log("Installing FHSysUsability Script: set to " + sem_and_year);
  
  
  $('select[name=wsSS]').each(function(i){
    selectItemByValue(this,sem_and_year[0]);
  })
  $('select[name=semWsSs]').each(function(i){
    selectItemByValue(this,sem_and_year[0]);
  })  
  $('select[name=jahr]').each(function(i){
    selectItemByValue(this,sem_and_year[1]);
  })  
  $('select[name=semJahr]').each(function(i){
    selectItemByValue(this,sem_and_year[1]);
  })    
  
  console.log("Installing FHSysUsability Script: add up and down buttons");

  $('select[name=wsSS]').parent().prepend(   "<button class='down_this' data-selector1='wsSS'    data-selector2='jahr'    >&larr;</button>");
  $('select[name=semWsSs]').parent().prepend("<button class='down_this' data-selector1='semWsSs' data-selector2='semJahr' >&larr;</button>");
  $('select[name=jahr]').parent().append(    "<button class='up_this'   data-selector1='wsSS'    data-selector2='jahr'    >&rarr;</button>");
  $('select[name=semJahr]').parent().append( "<button class='up_this'   data-selector1='semWsSs' data-selector2='semJahr' >&rarr;</button>");
  
}

$('.down_this').click(function(event){
  event.preventDefault();
  console.log("reading and writing to select tags " + $(this).attr('data-selector1') + " and " + $(this).attr('data-selector2') );
  var $sem = $(this).parent().parent().find('select[name='+ $(this).attr('data-selector1') +']');
  var $jahr = $(this).parent().parent().find('select[name='+ $(this).attr('data-selector2') +']');
  var sem = $sem.val();
  var jahr = $jahr.val();
  new_sem = sem == 'SS' ? 'WS' : 'SS';
  new_jahr = sem == 'SS' ? "" + (parseInt(jahr)-1) : jahr;
  console.log("down from " + sem + "/" + jahr + " to " + new_sem + "/" + new_jahr);
  $sem.val(new_sem);
  $jahr.val(new_jahr);
});

$('.up_this').click(function(event){
  event.preventDefault();
  console.log("reading and writing to select tags " + $(this).attr('data-selector1') + " and " + $(this).attr('data-selector2') );
  var $sem = $(this).parent().parent().find('select[name='+ $(this).attr('data-selector1') +']');
  var $jahr = $(this).parent().parent().find('select[name='+ $(this).attr('data-selector2') +']');  
  var sem = $sem.val();
  var jahr = $jahr.val();
  new_sem = sem == 'SS' ? 'WS' : 'SS';
  new_jahr = sem == 'WS' ? "" + (parseInt(jahr)+1) : jahr;
  console.log("up from " + sem + "/" + jahr + " to " + new_sem + "/" + new_jahr);
  $sem.val(new_sem);
  $jahr.val(new_jahr);
});


console.log("Installing FHSysUsability Script: hover table row");

$('.formborder tr').hover(function(event){
  $(this).css({"background-color": "pink"});
},function(event){
  $(this).css({"background-color": null});
});


console.log("Installing FHSysUsability Script succeeded.");

semester_up_down.png

table_hover.png