/*  protocalendar.js
 *  (c) 2007 Spookies
 * 
 *  License : MIT-style license.
 *  Web site: http://labs.spookies.co.jp
 *
 *  protocalendar.js - depends on prototype.js 1.5 or later
 *  http://www.prototypejs.org/
 *
--------------------------------------------------------------------------*/

var ProtoCalendar=Class.create();ProtoCalendar.Version="1.1.0";ProtoCalendar.LangFile=new Object();ProtoCalendar.LangFile['en']={HOUR_MINUTE_ERROR:'The time is not valid.',NO_DATE_ERROR:'No day has been selected.',OK_LABEL:'OK',DEFAULT_FORMAT:'mm/dd/yyyy',LABEL_FORMAT:'ddd mm/dd/yyyy',MONTH_ABBRS:['Jan','Feb','Mar','Apr','May','Jun','Jul','Aug','Sep','Oct','Nov','Dec'],MONTH_NAMES:['January','February','March','April','May','June','July','August','September','October','November','December'],YEAR_LABEL:' ',MONTH_LABEL:' ',WEEKDAY_ABBRS:['Sun','Mon','Tue','Wed','Thr','Fri','Sat'],WEEKDAY_NAMES:['Sunday','Monday','Tuesday','Wednesday','Thursday','Friday','Saturday'],YEAR_AND_MONTH:false};ProtoCalendar.LangFile.defaultLang='en';ProtoCalendar.LangFile.defaultLangFile=function(){return ProtoCalendar.LangFile[defaultLang];};Object.extend(ProtoCalendar,{JAN:0,FEB:1,MAR:2,APR:3,MAY:4,JUNE:5,JULY:6,AUG:7,SEPT:8,OCT:9,NOV:10,DEC:11,SUNDAY:0,MONDAY:1,TUESDAY:2,WEDNESDAY:3,THURSDAY:4,FRIDAY:5,SATURDAY:6,getNumDayOfMonth:function(year,month){return 32-new Date(year,month,32).getDate();},getDayOfWeek:function(year,month,day){return new Date(year,month,day).getDay();}});ProtoCalendar.prototype={initialize:function(options){var date=new Date();this.options=Object.extend({month:date.getMonth(),year:date.getFullYear(),lang:ProtoCalendar.LangFile.defaultLang},options||{});var getHolidays=ProtoCalendar.LangFile[this.options.lang]['getHolidays'];if(getHolidays){this.initializeHolidays=getHolidays.bind(top,this);}else{this.initializeHolidays=function(){this.holidays=[];};}
this.date=new Date(this.options.year,this.options.month,1);},getMonth:function(){return this.date.getMonth();},getYear:function(){return this.date.getFullYear();},invalidate:function(){this.holidays=undefined;},setMonth:function(month){if(month!=this.getMonth()){this.invalidate();}
return this.date.setMonth(month);},setYear:function(year){if(year!=this.getYear()){this.invalidate();}
return this.date.setFullYear(year);},getDate:function(){return this.date;},setDate:function(date){this.invalidate();this.date=date;},setYearByOffset:function(offset){if(offset!=0){this.invalidate();}
this.date.setFullYear(this.date.getFullYear()+offset);},setMonthByOffset:function(offset){if(offset!=0){this.invalidate();}
this.date.setMonth(this.date.getMonth()+offset);},getNumDayOfMonth:function(){return ProtoCalendar.getNumDayOfMonth(this.getYear(),this.getMonth());},getDayOfWeek:function(day){return ProtoCalendar.getDayOfWeek(this.getYear(),this.getMonth(),day);},clone:function(){return new ProtoCalendar({year:this.getYear(),month:this.getMonth()});},getHoliday:function(day){if(!this.holidays){this.initializeHolidays();}
var holiday=this.holidays[day];return holiday?holiday:false;},initializeHolidays:function(){}};var AbstractProtoCalendarRender=Class.create();Object.extend(AbstractProtoCalendarRender,{id:1,WEEK_DAYS_SUNDAY:[0,1,2,3,4,5,6],WEEK_DAYS_MONDAY:[1,2,3,4,5,6,0],WEEK_DAYS_INDEX_SUNDAY:[0,1,2,3,4,5,6],WEEK_DAYS_INDEX_MONDAY:[6,0,1,2,3,4,5],getId:function(){var id=AbstractProtoCalendarRender.id;AbstractProtoCalendarRender.id+=1;return id;}});AbstractProtoCalendarRender.prototype={initialize:function(options){this.id=AbstractProtoCalendarRender.getId();this.options=Object.extend({weekFirstDay:ProtoCalendar.MONDAY,startYear:new Date().getFullYear()-10,endYear:new Date().getFullYear()+10,containerClass:'cal-container',tableClass:'cal-table',headerTopClass:'cal-header-top',headerClass:'cal-header',headerBottomClass:'cal-header-bottom',bodyTopClass:'cal-body-top',bodyClass:'cal-body',bodyBottomClass:'cal-body-bottom',bodyId:this.getIdPrefix()+'-body',footerTopClass:'cal-footer-top',footerClass:'cal-footer',footerBottomClass:'cal-footer-bottom',footerId:this.getIdPrefix()+'-footer',yearSelectClass:'cal-select-year',yearSelectId:this.getIdPrefix()+'-select-year',monthSelectClass:'cal-select-month',monthSelectId:this.getIdPrefix()+'-select-month',borderClass:'cal-border',hourMinuteInputClass:'cal-input-hour-minute',hourMinuteInputId:this.getIdPrefix()+'-input-hour-minute',hourInputClass:'cal-input-hour',hourInputId:this.getIdPrefix()+'-input-hour',minuteInputClass:'cal-input-minute',minuteInputId:this.getIdPrefix()+'-input-minute',secondInputClass:'cal-input-second',secondInputId:this.getIdPrefix()+'-input-second',okButtonClass:'cal-ok-button',okButtonId:this.getIdPrefix()+'-ok-button',errorDivClass:'cal-error-list',errorDivId:this.getIdPrefix()+'-error-list',labelRowClass:'cal-label-row',labelCellClass:'cal-label-cell',nextButtonClass:'cal-next-btn',prevButtonClass:'cal-prev-btn',dayCellClass:'cal-day-cell',dayClass:'cal-day',weekdayClass:'cal-weekday',sundayClass:'cal-sunday',saturdayClass:'cal-saturday',holidayClass:'cal-holiday',otherdayClass:'cal-otherday',selectedDayClass:'cal-selected',nextBtnId:this.getIdPrefix()+'-next-btn',prevBtnId:this.getIdPrefix()+'-prev-btn',lang:ProtoCalendar.LangFile.defaultLang},options||{});this.langFile=ProtoCalendar.LangFile[this.options.lang];this.weekFirstDay=this.options.weekFirstDay;this.initWeekData();this.container=this.createContainer();this.alignTo=$(this.options.alignTo);if(navigator.appVersion.match(/\bMSIE\b/)){this.iframe=this.createIframe();}},createContainer:function(){var container=$(document.createElement('div'));container.addClassName(this.options.containerClass);container.setStyle({position:'absolute',top:"0px",left:"0px",zindex:1,display:'none'});container.hide();document.body.appendChild(container);return container;},createIframe:function(){var iframe=document.createElement("iframe");iframe.setAttribute("src","javascript:false;");iframe.setAttribute("frameBorder","0");iframe.setAttribute("scrolling","no");Element.setStyle(iframe,{position:'absolute',top:"0px",left:"0px",zindex:10,display:'none',overflow:'hidden',filter:'progid:DXImageTransform.Microsoft.Alpha(opacity=0)'});document.body.appendChild(iframe);return $(iframe);},getWeekdayLabel:function(weekday){return this.langFile.WEEKDAY_ABBRS[weekday];},getWeekdays:function(){return this.weekdays;},initWeekData:function(){if(this.weekFirstDay==ProtoCalendar.SUNDAY){this.weekLastDay=ProtoCalendar.SATURDAY;this.weekdays=AbstractProtoCalendarRender.WEEK_DAYS_SUNDAY;this.weekdaysIndex=AbstractProtoCalendarRender.WEEK_DAYS_INDEX_SUNDAY;}else{this.weekFirstDay==ProtoCalendar.MONDAY
this.weekLastDay=ProtoCalendar.SUNDAY;this.weekdays=AbstractProtoCalendarRender.WEEK_DAYS_MONDAY;this.weekdaysIndex=AbstractProtoCalendarRender.WEEK_DAYS_INDEX_MONDAY;}},getCalendarBeginDay:function(calendar){var offset=this.getDayIndexOfWeek(calendar,1);var date=new Date(calendar.getYear(),calendar.getMonth(),1-offset);return date;},getCalendarEndDay:function(calendar){var lastDayOfMonth=calendar.getNumDayOfMonth();var offset=6-this.getDayIndexOfWeek(calendar,lastDayOfMonth);var date=new Date(calendar.getYear(),calendar.getMonth(),lastDayOfMonth+offset+1);return date;},getDayIndexOfWeek:function(calendar,day){return this.weekdaysIndex[calendar.getDayOfWeek(day)];},getIdPrefix:function(){return'cal'+this.id;},getDayDivId:function(date){return this.getIdPrefix()+'-year'+date.getFullYear()+'-month'+date.getMonth()+'-day'+date.getDate();},setPosition:function(){if(!this.alignTo)return;setAlignment(this.alignTo,this.container);if(this.iframe){var dimensions=Element.getDimensions(this.container);this.iframe.setAttribute("width",dimensions.width);this.iframe.setAttribute("height",dimensions.height);setAlignment(this.alignTo,this.iframe);}},show:function(){this.setPosition();if(typeof Effect!='undefined'){new Effect.Appear(this.container,{duration:0.5});}else{this.container.show();}
if(this.iframe)this.iframe.show();},hide:function(){this.container.hide();if(this.iframe)this.iframe.hide();},toggle:function(element){this.container.visible()?this.hide():this.show();},render:function(calendar){},rerender:function(calendar){},getContainer:function(){return this.container;},getPrevButton:function(){return $(this.options.prevBtnId);},getNextButton:function(){return $(this.options.nextBtnId);},getYearSelect:function(){return $(this.options.yearSelectId);},getMonthSelect:function(){return $(this.options.monthSelectId);},getHourInput:function(){return $(this.options.hourInputId);},getMinuteInput:function(){return $(this.options.minuteInputId);},getSecondInput:function(){return $(this.options.secondInputId);},getOkButton:function(){return $(this.options.okButtonId);},getBody:function(){return $(this.options.bodyId);},getDayDivs:function(){var divEls=[];var dayDivs=this.dayDivs;for(var i=0;i<dayDivs.length;i++){divEls.push(document.getElementById(dayDivs[i]));}
return divEls;},getDateFromEl:function(el){var element=$(el);return new Date(element.readAttribute('year'),element.readAttribute('month'),element.readAttribute('day'));},injectHourMinute:function(date){if(!date||isNaN(date.getTime()))return undefined;var rd=new Date(date.getFullYear(),date.getMonth(),date.getDate());rd.setHours(parseInt(this.getHourInput().value));rd.setMinutes(this.getMinuteInput().value);if(this.options.enableSecond)rd.setSeconds(this.getSecondInput().value);return isNaN(rd.getTime())?undefined:rd;},selectDate:function(date){var dayEl=$(this.getDayDivId(date));if(dayEl)dayEl.addClassName(this.options.selectedDayClass);},selectTime:function(date){this.getHourInput().value=date.getHours();this.getMinuteInput().value=date.getMinutes();if(this.options.enableSecond)this.getSecondInput().value=date.getSeconds();},deselectDate:function(date){if(date){var dateEl=$(this.getDayDivId(date));if(dateEl)dateEl.removeClassName(this.options.selectedDayClass);}},evaluateWithOptions:function(html){var template=new Template(html);return template.evaluate(this.options);},defaultOnError:function(msg){this.ensureErrorDiv();this.errorDiv.show();this.errorDiv.innerHTML+='<li>'+this.langFile[msg]+'</li>';},hideError:function(){this.ensureErrorDiv();this.errorDiv.innerHTML='';this.errorDiv.hide();},ensureErrorDiv:function(){if(!this.errorDiv){var errorDivHtml='<div class="#{errorDivClass}" id="#{errorDivId}"><ul></ul></div>';new Insertion.Before($(this.options.footerId),this.evaluateWithOptions(errorDivHtml));this.errorDiv=$(this.options.errorDivId);}}};var ProtoCalendarRender=Class.create();Object.extend(ProtoCalendarRender.prototype,AbstractProtoCalendarRender.prototype);Object.extend(ProtoCalendarRender.prototype,{render:function(calendar){var html='';html+=this.renderHeader(calendar);html+='<div class="#{bodyTopClass}"></div><div class="#{bodyClass}" id="#{bodyId}">';html+='</div><div class="#{bodyBottomClass}"></div>';if(this.options.enableHourMinute)html+=this.renderHourMinute();html+=this.renderFooter(calendar);this.container.innerHTML=this.evaluateWithOptions(html);this.rerender(calendar);},rerender:function(calendar){this.getBody().innerHTML=this.evaluateWithOptions(this.renderBody(calendar));selectOption(this.getMonthSelect(),calendar.getMonth());selectOption(this.getYearSelect(),calendar.getYear());},renderHeader:function(calendar){var html='';html+='<div class="#{headerTopClass}"></div><div class="#{headerClass}">'+'<a href="javascript:void(0);" id="#{prevBtnId}" class="#{prevButtonClass}">&lt;&lt;</a>'+
this.createSelect(calendar.getYear(),calendar.getMonth())+'<a href="javascript:void(0);" id="#{nextBtnId}" class="#{nextButtonClass}">&gt;&gt;</a>'+'</div><div class="#{headerBottomClass}"></div>';return html;},renderFooter:function(calendar){return'<div class="#{footerTopClass}"></div><div class="#{footerClass}" id="#{footerId}"></div><div class="#{footerBottomClass}"></div>';},renderHourMinute:function(){if(!this.hourMinuteHtml){var html='<div class="#{borderClass}"></div><div id="#{hourMinuteInputId}" class="#{hourMinuteInputClass}">';html+='<input type="text" name="hour" size="2" maxlength="2" class="#{hourInputClass}" id="#{hourInputId}" />'+':<input type="text" name="minute" size="2" maxlength="2" class="#{minuteInputClass}" id="#{minuteInputId}" />';if(this.options.enableSecond){html+=':<input type="text" name="second" size="2" maxlength="2" class="#{secondInputClass}" id="#{secondInputId}"/>';}
html+='<input type="button" value="'+this.langFile['OK_LABEL']+'" class="#{okButtonClass}" name="ok_button" id="#{okButtonId}"/>';html+='</div>';this.hourMinuteHtml=html;}
return this.hourMinuteHtml;},createSelect:function(year,month){var yearPart=this.createYearSelect(year)+this.langFile.YEAR_LABEL;var monthPart=this.createMonthSelect(month)+this.langFile.MONTH_LABEL;if(this.langFile.YEAR_AND_MONTH){return yearPart+monthPart;}else{return monthPart+yearPart;}},createYearSelect:function(year){var html='';html+='<select id="#{yearSelectId}" class="#{yearSelectClass}">';for(var y=this.options.startYear,endy=this.options.endYear;y<=endy;y+=1){html+='<option value="'+y+'"'+(y==year?' selected':'')+'>'+y+'</option>';}
html+='</select>';return html;},createMonthSelect:function(month){if(!this.monthSelectHtml){var html='';html+='<select id="#{monthSelectId}" class="#{monthSelectClass}">';for(var m=ProtoCalendar.JAN;m<=ProtoCalendar.DEC;m+=1){html+='<option value="'+m+'"'+(m==month?' selected':'')+'>'+this.langFile['MONTH_ABBRS'][m]+'</option>';}
html+='</select>';this.monthSelectHtml=html;}
return this.monthSelectHtml;},renderBody:function(calendar){this.dayDivs=[];var html='<table class="#{tableClass}" cellspacing="0">';html+='<tr class="#{labelRowClass}">';var othis=this;if(!this.headHtml){this.headHtml='';$A(this.getWeekdays()).each(function(weekday){var exClassName='';if(weekday==ProtoCalendar.SUNDAY){exClassName=' #{sundayClass}';}
if(weekday==ProtoCalendar.SATURDAY){exClassName=' #{saturdayClass}';}
othis.headHtml+='<th class="#{labelCellClass}'+exClassName+'">'+
othis.getWeekdayLabel(weekday)+'</th>';});}
html+=this.headHtml;var curDay=this.getCalendarBeginDay(calendar);var calEndDay=this.getCalendarEndDay(calendar);html+='<tbody>';var dayNum=Math.round((calEndDay-curDay)/1000/60/60/24);for(var i=0;i<dayNum;i+=1,curDay.setDate(curDay.getDate()+1)){var divClassName;var holiday=calendar.getHoliday(curDay.getDate());if(curDay.getMonth()!=calendar.getMonth()){divClassName=this.options.otherdayClass;}else if(holiday){divClassName=this.options.holidayClass;}else if(curDay.getDay()==ProtoCalendar.SUNDAY){divClassName=this.options.sundayClass;}else if(curDay.getDay()==ProtoCalendar.SATURDAY){divClassName=this.options.saturdayClass;}else{divClassName=this.options.weekdayClass;}
if(curDay.getDay()==this.weekFirstDay){html+='<tr>';}
var dayId=this.getDayDivId(curDay);html+='<td class="'+divClassName+' #{dayCellClass}">'+'<a class="#{dayClass}" href="javascript:void(0)" id="'+dayId+
(holiday?'" title="'+holiday:'')+'" year="'+curDay.getFullYear()+'" month="'+curDay.getMonth()+'" day="'+curDay.getDate()+'">'+curDay.getDate()+'</a>';if(curDay.getDay()==this.weekLastDay){html+='</tr>';}
this.dayDivs.push(dayId);}
html+='</tbody></table>';return html;}});var ProtoCalendarController=Class.create();ProtoCalendarController.prototype={initialize:function(calendarRender,options){this.options=Object.extend({onHourMinuteError:this.defaultOnHourMinuteError.bind(this),onNoDateError:this.defaultOnNoDateError.bind(this)},options);this.calendarRender=calendarRender;this.calendar=new ProtoCalendar(options);this.calendarRender.render(this.calendar);if(options.year&&options.month&&options.day){var date=new Date(this.options.year,this.options.month,this.options.day);if(options.hour&&options.minute&&options.second){date.setHours(options.hour,options.minute&&options.second);}
this.selectDate(date,true);}else{this.selectDate(null);}
this.observeEventsOnce();this.observeEvents();this.onChangeHandlers=[];},observeEventsOnce:function(){var calrndr=this.calendarRender;calrndr.getPrevButton().observe('click',this.showPrevMonth.bindAsEventListener(this));calrndr.getNextButton().observe('click',this.showNextMonth.bindAsEventListener(this));var othis=this;var yearSelect=calrndr.getYearSelect();var monthSelect=calrndr.getMonthSelect();var year=this.calendar.getYear();var month=this.calendar.getMonth();yearSelect.observe('change',function(){othis.setMonth(parseInt(yearSelect[yearSelect.selectedIndex].value),parseInt(monthSelect[monthSelect.selectedIndex].value));});monthSelect.observe('change',function(){othis.setMonth(parseInt(yearSelect[yearSelect.selectedIndex].value),parseInt(monthSelect[monthSelect.selectedIndex].value));});if(this.options.enableHourMinute){var hour=calrndr.getHourInput();var minute=calrndr.getMinuteInput();hour.observe('keyup',this._autoFocus.bindAsEventListener(hour,minute));hour.observe('keydown',this._disablePaste.bindAsEventListener(hour));hour.observe('contextmenu',this._disableContextMenu.bindAsEventListener(hour));var nextEl=this.options.enableSecond?calrndr.getSecondInput():calrndr.getOkButton();minute.observe('keyup',this._autoFocus.bindAsEventListener(minute,nextEl));minute.observe('keydown',this._disablePaste.bindAsEventListener(minute));minute.observe('contextmenu',this._disableContextMenu.bindAsEventListener(minute));if(navigator.appVersion.match(/\bMSIE\b/)){hour.setStyle({'imeMode':'disabled'});minute.setStyle({'imeMode':'disabled'});}}
if(this.options.enableSecond){var second=calrndr.getSecondInput();second.observe('keyup',this._autoFocus.bindAsEventListener(second,calrndr.getOkButton()));second.observe('keydown',this._disablePaste.bindAsEventListener(second));second.observe('contextmenu',this._disableContextMenu.bindAsEventListener(second));if(navigator.appVersion.match(/\bMSIE\b/)){second.setStyle({'imeMode':'disabled'});}}
if(this.options.enableHourMinute)calrndr.getOkButton().observe('click',this.onSubmit.bind(this));},_disableContextMenu:function(event){Event.stop(event);return false;},_disablePaste:function(event){if((event.keyCode==86&&event.ctrlKey)||(event.keyCode==45&&event.shiftKey)){Event.stop(event);return false;}},_autoFocus:function(event,nextEl){if(event.keyCode==16||event.keyCode==9||(event.keyCode==9&&event.shiftKey)){Event.stop(event);return false;}
var v=this.value;if(v.length&&v.length==2){nextEl.focus();nextEl.select();}
return true;},observeEvents:function(){var othis=this;this.calendarRender.getDayDivs().each(function(el){Event.observe(el,'click',othis.onClickHandler.bindAsEventListener(othis));});},onClickHandler:function(event){var date=this.calendarRender.getDateFromEl(Event.element(event));if(date){this.selectDate(date);if(!this.options.enableHourMinute){this.onChangeHandler();setTimeout(this.hideCalendar.bind(this),150);}}},onSubmit:function(){this.hideError();var date=this.selectedDate;if(!date)return this.options.onNoDateError();date=this.calendarRender.injectHourMinute(date);if(!date){this.options.onHourMinuteError();}else{this.selectDate(date,true);if(this.options.enableHourMinute)this.calendarRender.selectTime(date);this.onChangeHandler();this.hideCalendar();}},selectDate:function(date,redraw){this.calendarRender.deselectDate(this.selectedDate);this.selectedDate=date;if(!date)return;if(redraw&&(date.getFullYear()!=this.calendar.getYear()||date.getMonth()!=this.calendar.getMonth())){this.setMonth(date.getFullYear(),date.getMonth());}
this.calendarRender.selectDate(this.selectedDate);},getSelectedDate:function(){return this.selectedDate;},addChangeHandler:function(func){this.onChangeHandlers.push(func);},onChangeHandler:function(){this.onChangeHandlers.each(function(f){f();});},showCalendar:function(){this.calendarRender.show();},hideCalendar:function(){this.calendarRender.hide();},toggleCalendar:function(){this.calendarRender.toggle();},showPrevMonth:function(event){this.shiftMonthByOffset(-1);if(event)Event.stop(event);},showNextMonth:function(event){this.shiftMonthByOffset(1);if(event)Event.stop(event);},shiftMonthByOffset:function(offset){if(offset==0)return;this.calendar.setMonthByOffset(offset);this.afterSet();},setMonth:function(year,month){if(this.calendar.getYear()==year&&this.calendar.getMonth()==month)return;this.calendar.setYear(year);this.calendar.setMonth(month);this.afterSet();},afterSet:function(){this.calendarRender.rerender(this.calendar);this.selectDate(this.selectedDate);this.observeEvents();},getContainer:function(){return this.calendarRender.getContainer();},defaultOnHourMinuteError:function(){this.calendarRender.defaultOnError('HOUR_MINUTE_ERROR');},defaultOnNoDateError:function(){this.calendarRender.defaultOnError('NO_DATE_ERROR');},hideError:function(){this.calendarRender.hideError();}};var BaseCalendar=Class.create();BaseCalendar.bindOnLoad=function(f){if(document.observe){document.observe('dom:loaded',f);}else{Event.observe(window,'load',f);}};BaseCalendar.prototype={initialize:function(options){throw"Cannot instantiate BaseCalendar.";},initializeOptions:function(options){if(!options)options={};this.options=Object.extend({format:ProtoCalendar.LangFile[options.lang||ProtoCalendar.LangFile.defaultLang]['DEFAULT_FORMAT'],enableHourMinute:false,enableSecond:false,lang:ProtoCalendar.LangFile.defaultLang,triggers:[]},options);},initializeBase:function(){this.calendarController=new ProtoCalendarController(new ProtoCalendarRender(this.options),this.options);this.langFile=ProtoCalendar.LangFile[this.options.lang]||ProtoCalendar.LangFile.defaultLangFile();this.triggers=[];this.options.triggers.each(this.addTrigger.bind(this));this.changeHandlers=[];this.observeEvents();},addTrigger:function(el){this.triggers.push($(el));$(el).setStyle({'cursor':'pointer'});},observeEvents:function(){Event.observe(document,'click',this.windowClickHandler.bindAsEventListener(this));this.calendarController.addChangeHandler(this.onCalendarChange.bind(this));this.doObserveEvents();},doObserveEvents:function(){},windowClickHandler:function(event){var target=$(Event.element(event));if(this.triggers.include(target)){this.calendarController.toggleCalendar();}else if(target!=this.input&&!Element.descendantOf(target,this.calendarController.getContainer())){this.calendarController.hideCalendar();}},addChangeHandler:function(f){this.changeHandlers.push(f);},onCalendarChange:function(){this.changeHandlers.each(function(f){f();});}};var InputCalendar=Class.create();InputCalendar.createOnLoaded=function(input,options){BaseCalendar.bindOnLoad(function(){new InputCalendar(input,options);});};InputCalendar.initCalendars=function(inputs,options){document.observe('dom:loaded',function(){$$(inputs).each(function(input){new InputCalendar(input,options);});});};Object.extend(InputCalendar.prototype,BaseCalendar.prototype);Object.extend(InputCalendar.prototype,{initialize:function(input,options){this.input=$(input);this.initializeOptions(options);this.options=Object.extend({alignTo:input,inputReadOnly:false,labelFormat:undefined,labelEl:undefined},this.options);this.initializeBase();this.initializeInput();this.initializeLabel();},initializeInput:function(){this.dateFormat=new DateFormat(this.options.format);if(this.input.value&&this.dateFormat.parse(this.input.value)){this.onInputChange();}else{this.onCalendarChange();}
if(this.options.inputReadOnly)this.input.setAttribute('readOnly',this.options.inputReadOnly);},initializeLabel:function(){this.labelFormat=new DateFormat(this.options.labelFormat||this.langFile['LABEL_FORMAT']);var labelElm=$(this.options.labelEl);if((!labelElm)&&this.options.labelFormat){var labelId=this.input.id+'_label';new Insertion.After(this.input,"<div id='"+labelId+"'></div>");labelElm=$(labelId);}
this.labelEl=labelElm;this.changeLabel();},changeLabel:function(){if(!this.labelEl)return;if(this.calendarController.getSelectedDate()){this.labelEl.innerHTML=this.labelFormat.format(this.calendarController.getSelectedDate(),this.options.lang);}},doObserveEvents:function(){this.input.observe('change',this.onInputChange.bind(this));this.input.observe('focus',this.calendarController.showCalendar.bind(this.calendarController));this.addChangeHandler(this.changeInputValue.bind(this));this.addChangeHandler(this.changeLabel.bind(this));},onInputChange:function(){var date=this.dateFormat.parse(this.input.value);if(date){this.calendarController.selectDate(date,true);}else{var inputValue=this.input.value.toLowerCase();var date;if(this.langFile['today']&&this.langFile['today']==inputValue||inputValue=='today'){date=new Date();}else if(this.langFile['tomorrow']&&this.langFile['tomorrow']==inputValue||inputValue=='tomorrow'){date=new Date();date.setDate(date.getDate()+1);}else if(this.langFile['yesterday']&&this.langFile['yesterday']==inputValue||inputValue=='yesterday'){date=new Date();date.setDate(date.getDate()-1);}else if(this.langFile.parseDate&&(date=this.langFile.parseDate(inputValue))){}else{date=undefined;}
this.calendarController.selectDate(date,true);this.onCalendarChange();}
this.changeLabel();},changeInputValue:function(){this.input.value=this.dateFormat.format(this.calendarController.getSelectedDate(),this.options.lang);}});function setAlignment(alignTo,element){var offsets=Position.cumulativeOffset(alignTo);element.setStyle({left:offsets[0]+"px",top:(offsets[1]+alignTo.offsetHeight)+"px"});}
var DateFormat=Class.create();Object.extend(DateFormat,{MONTH_ABBRS:ProtoCalendar.LangFile.en.MONTH_ABBRS,MONTH_NAMES:ProtoCalendar.LangFile.en.MONTH_NAMES,WEEKDAY_ABBRS:ProtoCalendar.LangFile.en.WEEKDAY_ABBRS,WEEKDAY_NAMES:ProtoCalendar.LangFile.en.WEEKDAY_NAMES,formatRegexp:/\b(?:d{1,4}|d{3,4}i|m{1,4}|yy(?:yy)?|([hHMs])\1?|TT|tt|[lL])\b|.+?/g,zeroize:function(value,length){if(!length)length=2;value=String(value);for(var i=0,zeros='';i<(length-value.length);i++){zeros+='0';}
return zeros+value;}});DateFormat.prototype={initialize:function(format){this.dateFormat=format;this.parserInited=false;this.formatterInited=false;},format:function(date,lang){if(!this.formatterInited)this.initFormatter();if(!date)return'';var langFile=ProtoCalendar.LangFile[lang||ProtoCalendar.LangFile.defaultLang];var str='';this.formatHandlers.each(function(f){str+=f(date,langFile);});return str;},initFormatter:function(){var handlers=[];var matches=this.dateFormat.match(DateFormat.formatRegexp);for(var i=0,n=matches.length;i<n;i++){switch(matches[i]){case'd':handlers.push(function(date,lf){return date.getDate();});break;case'dd':handlers.push(function(date,lf){return DateFormat.zeroize(date.getDate())});break;case'ddd':handlers.push(function(date,lf){return DateFormat.WEEKDAY_ABBRS[date.getDay()];});break;case'dddd':handlers.push(function(date,lf){return DateFormat.WEEKDAY_NAMES[date.getDay()];});break;case'dddi':handlers.push(function(date,lf){return lf.WEEKDAY_ABBRS[date.getDay()];});break;case'ddddi':handlers.push(function(date,lf){return lf.WEEKDAY_NAMES[date.getDay()];});break;case'm':handlers.push(function(date,lf){return date.getMonth()+1;});break;case'mm':handlers.push(function(date,lf){return DateFormat.zeroize(date.getMonth()+1);});break;case'mmm':handlers.push(function(date,lf){return lf.MONTH_ABBRS[date.getMonth()];});break;case'mmmm':handlers.push(function(date,lf){return(lf.MONTH_NAMES||DateFormat)[date.getMonth()];});break;case'yy':handlers.push(function(date,lf){return String(date.getFullYear()).substr(2);});break;case'yyyy':handlers.push(function(date,lf){return date.getFullYear();});break;case'h':handlers.push(function(date,lf){return date.getHours()%12||12;});break;case'hh':handlers.push(function(date,lf){return DateFormat.zeroize(date.getHours()%12||12);});break;case'H':handlers.push(function(date,lf){return date.getHours();});break;case'HH':handlers.push(function(date,lf){return DateFormat.zeroize(date.getHours());});break;case'M':handlers.push(function(date,lf){return date.getMinutes();});break;case'MM':handlers.push(function(date,lf){return DateFormat.zeroize(date.getMinutes());});break;case's':handlers.push(function(date,lf){return date.getSeconds();});break;case'ss':handlers.push(function(date,lf){return DateFormat.zeroize(date.getSeconds());});break;case'l':handlers.push(function(date,lf){return DateFormat.zeroize(date.getMilliseconds(),3);});break;case'tt':handlers.push(function(date,lf){return date.getHours()<12?'am':'pm';});break;case'TT':handlers.push(function(date,lf){return date.getHours()<12?'AM':'PM';});break;default:handlers.push(createIdentity(matches[i]));}};this.formatHandlers=handlers;this.formatterInited=true;},parse:function(str){if(!this.parserInited)this.initParser();if(!str)return undefined;var results=str.match(this.parserRegexp);if(!results)return undefined;var date=new Date();var handler;for(var i=0,n=this.parseHandlers.length;i<n;i++){if(this.parseHandlers[i]!=undefined){(this.parseHandlers[i])(date,results[i+1]);}}
this.parseCallback(date);return date;},initParser:function(){var handlers=[];var regstr='';var matches=this.dateFormat.match(DateFormat.formatRegexp);var hour,ampm;for(var i=0,n=matches.length;i<n;i++){regstr+='(';switch(matches[i]){case'd':case'dd':regstr+='\\d{1,2}';handlers.push(function(date,value){date.setDate(value);});break;case'm':case'mm':regstr+='\\d{1,2}';handlers.push(function(date,value){date.setMonth(parseInt(value)-1);});break;case'yy':regstr+='\\d{2}';handlers.push(function(date,value){var year=parseInt(value);year=year<70?2000+year:1900+year;date.setFullYear(year);});break;case'yyyy':regstr+='\\d{4}';handlers.push(function(date,value){date.setFullYear(value);});break;case'h':case'hh':hour=true;regstr+='\\d{1,2}';handlers.push(function(date,value){value=value%12||0;date.setHours(value);});break;case'H':case'HH':regstr+='\\d{1,2}';handlers.push(function(date,value){date.setHours(value);});break;case'M':case'MM':regstr+='\\d{1,2}';handlers.push(function(date,value){date.setMinutes(value);});break;case's':case'ss':regstr+='\\d{1,2}';handlers.push(function(date,value){date.setSeconds(value);});break;case'l':regstr+='\\d{1,3}';handlers.push(function(date,value){date.setMilliSeconds(value);});break;case'tt':regstr+='am|pm';handlers.push(function(date,value){ampm=value;});break;case'TT':regstr+='AM|PM';handlers.push(function(date,value){ampm=value.toLowerCase();});break;case'mmm':case'mmmm':case'ddd':case'dddd':case'dddi':case'ddddi':regstr+='.+?';handlers.push(undefined);break;default:regstr+=matches[i];handlers.push(undefined);}
regstr+=')';}
this.parserRegexp=new RegExp(regstr);this.parseHandlers=handlers;if(ampm=='pm'&&hour){this.parseCallback=this.normalizeHour.bind(this);}else{this.parseCallback=function(){};}
this.parserInited=true;},normalizeHour:function(date){var hour=date.getHours();hour=hour==12?0:hour+12;date.setHours(hour);}};function createIdentity(v){return function(){return v;}}
function selectTimeOption(select,value){var newValue=value-0;newValue=newValue<10?"0"+newValue:newValue;selectOption(select,newValue);}
function selectOption(select,value){var selectEl=$(select);var options=selectEl.options;for(var i=0;i<options.length;i++){if(options[i].value===value.toString()){options[i].selected=true;return;}}}
var SelectCalendar=Class.create();SelectCalendar.createOnLoaded=function(select,options){BaseCalendar.bindOnLoad(function(){new SelectCalendar(select,options);});};Object.extend(SelectCalendar.prototype,BaseCalendar.prototype);Object.extend(SelectCalendar.prototype,{initialize:function(select,options){this.yearSelect=$(select.yearSelect);this.monthSelect=$(select.monthSelect);this.daySelect=$(select.daySelect);this.initializeOptions(options);if(this.options.enableHourMinute){this.hourSelect=$(select.hourSelect);this.minuteSelect=$(select.minuteSelect);if(this.options.enableSecond){this.secondSelect=$(select.secondSelect);}}
this.options=Object.extend({alignTo:select.yearSelect},this.options);this.initializeBase();this.initializeSelect();},initializeSelect:function(){if(this.getSelectedDate()){this.onSelectChange();}else{this.onCalendarChange();}},doObserveEvents:function(){this.yearSelect.observe('change',this.onSelectChange.bind(this));this.monthSelect.observe('change',this.onSelectChange.bind(this));this.daySelect.observe('change',this.onSelectChange.bind(this));if(this.options.enableHourMinute){this.hourSelect.observe('change',this.onSelectChange.bind(this));this.minuteSelect.observe('change',this.onSelectChange.bind(this));if(this.options.enableSecond){this.secondSelect.observe('change',this.onSelectChange.bind(this));}}
this.addChangeHandler(this.changeSelectValue.bind(this));},onSelectChange:function(){var date=this.getSelectedDate();if(!date)return;this.calendarController.selectDate(date,true);if(this.options.enableHourMinute){this.calendarController.calendarRender.selectTime(date);}
this.onCalendarChange();},changeSelectValue:function(){var date=this.calendarController.getSelectedDate();if(date){selectOption(this.yearSelect,date.getFullYear());selectOption(this.monthSelect,date.getMonth()+1);selectOption(this.daySelect,date.getDate());if(this.options.enableHourMinute){selectTimeOption(this.hourSelect,date.getHours());selectTimeOption(this.minuteSelect,date.getMinutes());if(this.options.enableSecond){selectTimeOption(this.secondSelect,date.getSeconds());}}}},getSelectedDate:function(){var d=new Date();d.setFullYear(this.yearSelect.value);d.setMonth(this.monthSelect.value-1);d.setDate(this.daySelect.value);if(this.options.enableHourMinute){d.setHours(this.hourSelect.value-0);d.setMinutes(this.minuteSelect.value-0);if(this.options.enableSecond){d.setSeconds(this.secondSelect.value-0);}}
if(isNaN(d.getTime())||d.getTime()<0)return undefined;else return d;}});