// Title: Tigra Calendar
// URL: http://www.softcomplex.com/products/tigra_calendar/
// Version: 3.2 (European date format)
// Date: 10/14/2002 (mm/dd/yyyy)
// Feedback: feedback@softcomplex.com (specify product title in the subject)
// Note: Permission given to use this script in ANY kind of applications if
//    header lines are left unchanged.
// Note: Script consists of two files: calendar?.js and calendar.html
// About us: Our company provides offshore IT consulting services.
//    Contact us at sales@softcomplex.com if you have any programming task you
//    want to be handled by professionals. Our typical hourly rate is $20.

// changed by WebDev-Team tourisline AG 2002-11-19

// if two digit year input dates after this year considered 20 century.
// var NUM_CENTYEAR = 01;
// is time input control required by default
var BUL_TIMECOMPONENT = false;
// are year scrolling buttons required by default
var BUL_YEARSCROLL = true;

var calendars = [];
var RE_NUM = /^\-?\d+$/;

// new
var DateMask = 'dd.MM.yy';
var obj_calwindow;
var Splitter = (DateMask.substring(2,3));
var DateMaskArray = DateMask.split(Splitter);



function calendarclose() {
if (obj_calwindow)
    obj_calwindow.close();
}

function calendar1(obj_target1, obj_target2) {

  // assing methods
  this.gen_date = cal_gen_date1;
  this.gen_time = cal_gen_time1;
  this.gen_tsmp = cal_gen_tsmp1;
  this.prs_date = cal_prs_date1;
  this.prs_time = cal_prs_time1;
  this.prs_tsmp = cal_prs_tsmp1;
  this.popup    = cal_popup1;

  // validate input parameters
  if (!obj_target1 || !obj_target2)
    return cal_error("Ein technischer Fehler ist aufgetreten!");
  if (obj_target1.value == null || obj_target2.value == null)
    return cal_error("Ein technischer Fehler ist aufgetreten!");
  this.target1 = obj_target1;
  this.target2 = obj_target2;
  this.time_comp = BUL_TIMECOMPONENT;
  this.year_scroll = BUL_YEARSCROLL;

  // register in global collections
  this.id = calendars.length;
  calendars[this.id] = this;
}

//
function cal_popup1 (str_datetime, str_datetime1) {
  this.dt_current = this.prs_tsmp(str_datetime ? str_datetime : this.target1.value);
  if (!this.dt_current) return;
  //
  this.dt_current1 = this.prs_tsmp(str_datetime1 ? str_datetime1 : this.target2.value);
  if (!this.dt_current1) return;

  obj_calwindow = window.open(
    '/travelstore/screens/misc/Calendar.jsp??datetime=' + this.dt_current.valueOf()+ 'datetime1=' + this.dt_current1.valueOf()+ '&id=' + this.id ,
    'Calendar', 'width=400,height='+(this.time_comp ? 225 : 240)+
    ',status=no,resizable=no,top=200,left=200,dependent=yes,alwaysRaised=no'
  );
  obj_calwindow.opener = window;
  obj_calwindow.focus();
}

// timestamp generating function
function cal_gen_tsmp1 (dt_datetime) {
  return(this.gen_date(dt_datetime) + ' ' + this.gen_time(dt_datetime));
}

// date generating function
function cal_gen_date1 (dt_datetime) {

  var dd =(dt_datetime.getDate() < 10 ? '0' : '') + dt_datetime.getDate();
  var MM =(dt_datetime.getMonth() < 9 ? '0' : '') + (dt_datetime.getMonth() + 1);
  var yy = ((dt_datetime.getFullYear() - 2000) < 10 ? '0' : '') + (dt_datetime.getFullYear() - 2000);

// original
//  return (
//    (dt_datetime.getDate() < 10 ? '0' : '') + dt_datetime.getDate() + "-"
//    + (dt_datetime.getMonth() < 9 ? '0' : '') + (dt_datetime.getMonth() + 1) + "-"
//    + dt_datetime.getFullYear()

// new
  return(
    (DateMaskArray[0] == 'dd' ? dd : (DateMaskArray[0] == 'MM' ? MM : yy)) + Splitter +
    (DateMaskArray[1] == 'dd' ? dd : (DateMaskArray[1] == 'MM' ? MM : yy)) + Splitter +
    (DateMaskArray[2] == 'dd' ? dd : (DateMaskArray[2] == 'MM' ? MM : yy))
  );
}
// time generating function
function cal_gen_time1 (dt_datetime) {
  return (
    (dt_datetime.getHours() < 10 ? '0' : '') + dt_datetime.getHours() + ":"
    + (dt_datetime.getMinutes() < 10 ? '0' : '') + (dt_datetime.getMinutes()) + ":"
    + (dt_datetime.getSeconds() < 10 ? '0' : '') + (dt_datetime.getSeconds())
  );
}

// timestamp parsing function
function cal_prs_tsmp1 (str_datetime) {
  // if no parameter specified return current timestamp
  if (!str_datetime)
    return (new Date());

  // if positive integer treat as milliseconds from epoch
  if (RE_NUM.exec(str_datetime))
    return new Date(str_datetime);

  // else treat as date in string format
  var arr_datetime = str_datetime.split(' ');
  return this.prs_time(arr_datetime[1], this.prs_date(arr_datetime[0]));
}

// date parsing function
function cal_prs_date1 (str_date) {

  var arr_date = str_date.split(Splitter);

// new
  var date_array = str_date.split(Splitter);
  arr_date[0] = (DateMaskArray[0] == 'dd' ? date_array[0] : (DateMaskArray[1] == 'dd' ? date_array[1] : date_array[2]));
  arr_date[1] = (DateMaskArray[0] == 'MM' ? date_array[0] : (DateMaskArray[1] == 'MM' ? date_array[1] : date_array[2]));
  arr_date[2] = (DateMaskArray[0] == 'yy' ? date_array[0] : (DateMaskArray[1] == 'yy' ? date_array[1] : date_array[2]));

  if (arr_date.length != 3) return cal_error ("Ungültiges Datumsformat: '" + str_date + "'.\nGültiges Format ist '" + DateMask + "'.");
  if (!arr_date[0]) return cal_error ("Ungültiges Datumsformat: '" + str_date + "'.\nEs wurde kein Tag angegeben.");
  if (!RE_NUM.exec(arr_date[0])) return cal_error ("Ungültiger Tag: '" + arr_date[0] + "'.\nErlaubt sind nur ganze Zahlen.");
  if (!arr_date[1]) return cal_error ("Ungültiges Datumsformat: '" + str_date + "'.\nEs wurde kein Monat angegeben.");
  if (!RE_NUM.exec(arr_date[1])) return cal_error ("Ungültiger Monat: '" + arr_date[1] + "'.\nErlaubt sind nur ganze Zahlen.");
  if (!arr_date[2]) return cal_error ("Ungültiges Datumsformat: '" + str_date + "'.\nEs wurde kein Jahr angegeben.");
  if (!RE_NUM.exec(arr_date[2])) return cal_error ("Ungültiges Jahr: '" + arr_date[2] + "'.\nErlaubt sind nur ganze Zahlen.");

  var dt_date = new Date();
  dt_date.setDate(1);

  if (arr_date[1] < 1 || arr_date[1] > 12) return cal_error ("Ungültiger Monat: '" + arr_date[1] + "'.\nErlaubter Bereich ist 01-12.");
  dt_date.setMonth(arr_date[1]-1);

//  if (arr_date[2] < 100) arr_date[2] = Number(arr_date[2]) + (arr_date[2] < NUM_CENTYEAR ? 2000 : 1900);
  if (arr_date[2] < 100) arr_date[2] = Number(arr_date[2]) + 2000;
  dt_date.setFullYear(arr_date[2]);

  var dt_numdays = new Date(arr_date[2], arr_date[1], 0);
  dt_date.setDate(arr_date[0]);
  if (dt_date.getMonth() != (arr_date[1]-1)) return cal_error ("Ungültiger Tag: '" + arr_date[0] + "'.\nErlaubter Bereich ist 01-31.");

  return (dt_date)
}

// time parsing function
function cal_prs_time1 (str_time, dt_date) {

  if (!dt_date) return null;
  var arr_time = String(str_time ? str_time : '').split(':');

  if (!arr_time[0]) dt_date.setHours(0);
  else if (RE_NUM.exec(arr_time[0]))
    if (arr_time[0] < 24) dt_date.setHours(arr_time[0]);
    else return cal_error ("Invalid hours value: '" + arr_time[0] + "'.\nAllowed range is 00-23.");
  else return cal_error ("Invalid hours value: '" + arr_time[0] + "'.\nAllowed values are unsigned integers.");

  if (!arr_time[1]) dt_date.setMinutes(0);
  else if (RE_NUM.exec(arr_time[1]))
    if (arr_time[1] < 60) dt_date.setMinutes(arr_time[1]);
    else return cal_error ("Invalid minutes value: '" + arr_time[1] + "'.\nAllowed range is 00-59.");
  else return cal_error ("Invalid minutes value: '" + arr_time[1] + "'.\nAllowed values are unsigned integers.");

  if (!arr_time[2]) dt_date.setSeconds(0);
  else if (RE_NUM.exec(arr_time[2]))
    if (arr_time[2] < 60) dt_date.setSeconds(arr_time[2]);
    else return cal_error ("Invalid seconds value: '" + arr_time[2] + "'.\nAllowed range is 00-59.");
  else return cal_error ("Invalid seconds value: '" + arr_time[2] + "'.\nAllowed values are unsigned integers.");

  dt_date.setMilliseconds(0);
  return dt_date;
}

function cal_error (str_message) {
  alert (str_message);
  return null;
}
function setDepartureDate()
{
var arrivalDate = document.search.arrivaldate.value;

if (arrivalDate.length == 8)
  {
  var arrDate = cal_prs_date1(arrivalDate);
  if (arrDate != null)
    {
    var depDate = arrDate;
    depDate.setDate(depDate.getDate()+1);
    var depDay = (depDate.getDate() < 10 ? '0' + depDate.getDate() : depDate.getDate());
    var depMonth = (depDate.getMonth() < 9 ? '0' + (depDate.getMonth()+1) : (depDate.getMonth()+1));
    var depYear = ((depDate.getFullYear()+'').substring(2,4));
    var departureDate = (DateMaskArray[0] == 'dd' ? depDay : (DateMaskArray[0] == 'MM' ? depMonth : depYear)) + Splitter;
    departureDate = departureDate + (DateMaskArray[1] == 'dd' ? depDay : (DateMaskArray[1] == 'MM' ? depMonth : depYear)) + Splitter;
    departureDate = departureDate + (DateMaskArray[2] == 'dd' ? depDay : (DateMaskArray[2] == 'MM' ? depMonth : depYear));
    document.search.departuredate.value = departureDate;
    }
  }
else
if (arrivalDate.length > 0)
return cal_error ("Ungültiges Datumsformat: '" + str_date + "'.\nGültiges Format ist '" + DateMask + "'.");
}