| 1 | scheduler.date={
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| 2 | date_part:function(date){
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| 3 | date.setHours(0);
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| 4 | date.setMinutes(0);
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| 5 | date.setSeconds(0);
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| 6 | date.setMilliseconds(0);
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| 7 | return date;
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| 8 | },
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| 9 | time_part:function(date){
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| 10 | return (date.valueOf()/1000 - date.getTimezoneOffset()*60)%86400;
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| 11 | },
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| 12 | week_start:function(date){
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| 13 | var shift=date.getDay();
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| 14 | if (scheduler.config.start_on_monday){
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| 15 | if (shift==0) shift=6
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| 16 | else shift--;
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| 17 | }
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| 18 | return this.date_part(this.add(date,-1*shift,"day"));
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| 19 | },
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| 20 | month_start:function(date){
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| 21 | date.setDate(1);
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| 22 | return this.date_part(date);
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| 23 | },
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| 24 | year_start:function(date){
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| 25 | date.setMonth(0);
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| 26 | return this.month_start(date);
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| 27 | },
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| 28 | day_start:function(date){
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| 29 | return this.date_part(date);
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| 30 | },
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| 31 | add:function(date,inc,mode){
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| 32 | var ndate=new Date(date.valueOf());
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| 33 | switch(mode){
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| 34 | case "day": ndate.setDate(ndate.getDate()+inc); break;
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| 35 | case "week": ndate.setDate(ndate.getDate()+7*inc); break;
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| 36 | case "month": ndate.setMonth(ndate.getMonth()+inc); break;
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| 37 | case "year": ndate.setYear(ndate.getFullYear()+inc); break;
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| 38 | case "hour": ndate.setHours(ndate.getHours()+inc); break;
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| 39 | case "minute": ndate.setMinutes(ndate.getMinutes()+inc); break;
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| 40 | default:
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| 41 | return scheduler.date["add_"+mode](date,inc,mode);
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| 42 | }
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| 43 | return ndate;
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| 44 | },
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| 45 | to_fixed:function(num){
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| 46 | if (num<10) return "0"+num;
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| 47 | return num;
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| 48 | },
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| 49 | copy:function(date){
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| 50 | return new Date(date.valueOf());
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| 51 | },
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| 52 | date_to_str:function(format,utc){
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| 53 | format=format.replace(/%[a-zA-Z]/g,function(a){
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| 54 | switch(a){
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| 55 | case "%d": return "\"+scheduler.date.to_fixed(date.getDate())+\"";
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| 56 | case "%m": return "\"+scheduler.date.to_fixed((date.getMonth()+1))+\"";
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| 57 | case "%j": return "\"+date.getDate()+\"";
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| 58 | case "%n": return "\"+(date.getMonth()+1)+\"";
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| 59 | case "%y": return "\"+scheduler.date.to_fixed(date.getFullYear()%100)+\"";
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| 60 | case "%Y": return "\"+date.getFullYear()+\"";
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| 61 | case "%D": return "\"+scheduler.locale.date.day_short[date.getDay()]+\"";
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| 62 | case "%l": return "\"+scheduler.locale.date.day_full[date.getDay()]+\"";
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| 63 | case "%M": return "\"+scheduler.locale.date.month_short[date.getMonth()]+\"";
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| 64 | case "%F": return "\"+scheduler.locale.date.month_full[date.getMonth()]+\"";
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| 65 | case "%h": return "\"+scheduler.date.to_fixed((date.getHours()+11)%12+1)+\"";
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| 66 | case "%g": return "\"+((date.getHours()+11)%12+1)+\"";
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| 67 | case "%G": return "\"+date.getHours()+\"";
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| 68 | case "%H": return "\"+scheduler.date.to_fixed(date.getHours())+\"";
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| 69 | case "%i": return "\"+scheduler.date.to_fixed(date.getMinutes())+\"";
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| 70 | case "%a": return "\"+(date.getHours()>11?\"pm\":\"am\")+\"";
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| 71 | case "%A": return "\"+(date.getHours()>11?\"PM\":\"AM\")+\"";
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| 72 | case "%s": return "\"+scheduler.date.to_fixed(date.getSeconds())+\"";
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| 73 | case "%W": return "\"+scheduler.date.to_fixed(scheduler.date.getISOWeek(date))+\"";
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| 74 | default: return a;
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| 75 | }
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| 76 | })
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| 77 | if (utc) format=format.replace(/date\.get/g,"date.getUTC");
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| 78 | return new Function("date","return \""+format+"\";");
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| 79 | },
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| 80 | str_to_date:function(format,utc){
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| 81 | var splt="var temp=date.split(/[^0-9a-zA-Z]+/g);";
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| 82 | var mask=format.match(/%[a-zA-Z]/g);
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| 83 | for (var i=0; i<mask.length; i++){
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| 84 | switch(mask[i]){
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| 85 | case "%j":
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| 86 | case "%d": splt+="set[2]=temp["+i+"]||1;";
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| 87 | break;
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| 88 | case "%n":
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| 89 | case "%m": splt+="set[1]=(temp["+i+"]||1)-1;";
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| 90 | break;
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| 91 | case "%y": splt+="set[0]=temp["+i+"]*1+(temp["+i+"]>50?1900:2000);";
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| 92 | break;
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| 93 | case "%g":
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| 94 | case "%G":
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| 95 | case "%h":
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| 96 | case "%H":
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| 97 | splt+="set[3]=temp["+i+"]||0;";
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| 98 | break;
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| 99 | case "%i":
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| 100 | splt+="set[4]=temp["+i+"]||0;";
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| 101 | break;
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| 102 | case "%Y": splt+="set[0]=temp["+i+"]||0;";
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| 103 | break;
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| 104 | case "%a":
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| 105 | case "%A": splt+="set[3]=set[3]%12+((temp["+i+"]||'').toLowerCase()=='am'?0:12);";
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| 106 | break;
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| 107 | case "%s": splt+="set[5]=temp["+i+"]||0;";
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| 108 | break;
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| 109 | }
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| 110 | }
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| 111 | var code ="set[0],set[1],set[2],set[3],set[4],set[5]";
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| 112 | if (utc) code =" Date.UTC("+code+")";
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| 113 | return new Function("date","var set=[0,0,1,0,0,0]; "+splt+" return new Date("+code+");");
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| 114 | },
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| 115 |
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| 116 | getISOWeek: function(ndate) {
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| 117 | if(!ndate) return false;
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| 118 | var nday = ndate.getDay();
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| 119 | if (nday == 0) {
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| 120 | nday = 7;
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| 121 | }
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| 122 | var first_thursday = new Date(ndate.valueOf());
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| 123 | first_thursday.setDate(ndate.getDate() + (4 - nday));
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| 124 | var year_number = first_thursday.getFullYear(); // year of the first Thursday
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| 125 | var ordinal_date = Math.floor( (first_thursday.getTime() - new Date(year_number, 0, 1).getTime()) / 86400000); //ordinal date of the first Thursday - 1 (so not really ordinal date)
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| 126 | var week_number = 1 + Math.floor( ordinal_date / 7);
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| 127 | return week_number;
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| 128 | },
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| 129 |
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| 130 | getUTCISOWeek: function(ndate){
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| 131 | return this.getISOWeek(ndate);
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| 132 | }
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| 133 | }
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