| 1 | /*
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| 2 | Todo Otimizar caulculo de timezone
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| 3 | Objeto Date.toString() retorna a data com inserção do offset
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| 4 | Objeto Date.getTime() retorna a data sem inserção do offset
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| 5 | */
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| 6 |
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| 7 | var objTime = DataLayer.dispatch( "timezones" );
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| 8 | Timezone = {
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| 9 |
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| 10 | daylightSaving: parseInt( objTime.isDaylightSaving ),
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| 11 |
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| 12 | timezones: objTime.timezones,
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| 13 | timezone: function( tzId ){
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| 14 |
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| 15 | return this.timezones[ tzId || User.preferences.timezone ];
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| 16 |
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| 17 | },
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| 18 |
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| 19 | compareTZID: function( fromTZID, toTZID ){
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| 20 |
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| 21 | return( this.timezones[ fromTZID ] === this.timezones[ toTZID ] );
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| 22 |
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| 23 | },
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| 24 |
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| 25 | checkTimezoneCalendar: function(idCalendar, tzId){
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| 26 |
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| 27 | return idCalendar && this.compareTZID( DataLayer.get('calendar', idCalendar).timezone, tzId );
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| 28 |
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| 29 | },
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| 30 |
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| 31 | setDateTimezone: function (date, tzId, idCalendar){
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| 32 |
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| 33 | if( !!!tzId || this.checkTimezoneCalendar(idCalendar, tzId) )
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| 34 | return date;
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| 35 |
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| 36 | var timezone = this.timezone( tzId );
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| 37 |
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| 38 | var timezoneOffset = parseInt(timezone.substr(2)) - this.daylightSaving * 100;
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| 39 |
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| 40 | var timeCurrent = parseInt((date.getTimezoneOffset()/60)+'00') * ( ( timezone.charAt(0) != date.getUTCOffset().charAt(0) )? 1 : -1 );
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| 41 |
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| 42 | var times = timezoneOffset + timeCurrent;
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| 43 |
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| 44 | if(times == 0)
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| 45 | return date;
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| 46 | else if(times > 0)
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| 47 | return date.setTimezoneOffset('-0'+(times));
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| 48 | else
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| 49 | return date.setTimezoneOffset('+0'+((times * -1)));
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| 50 | },
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| 51 |
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| 52 | getDateTimezone: function(date, tzId, recursive){
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| 53 |
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| 54 | var timezone = this.timezone( tzId );
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| 55 |
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| 56 | if(!timezone)
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| 57 | return date;
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| 58 |
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| 59 | var currentTimezone = parseInt((date.getTimezoneOffset()/60)+'00');
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| 60 |
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| 61 | var timezoneOffset = parseInt(timezone.substr(2)) - this.daylightSaving * 100;
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| 62 |
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| 63 | var times = timezoneOffset - currentTimezone;
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| 64 |
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| 65 | if(times == 0){
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| 66 | if((timezone.charAt(0) == date.getUTCOffset().charAt(0)) && recursive)
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| 67 | return date.setTimezoneOffset( timezone.charAt(0)+'0'+(currentTimezone));
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| 68 |
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| 69 | return date;
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| 70 | }else if (times > 0)
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| 71 | return date.setTimezoneOffset('+0'+(times));
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| 72 | else{
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| 73 | return date.setTimezoneOffset('-0'+((times * -1) + (currentTimezone * 2)));
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| 74 | }
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| 75 | },
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| 76 |
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| 77 | getDateUTC: function (date, tzId){
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| 78 |
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| 79 | var timezone = this.timezone( tzId ), currentTimezone = parseInt(timezone.substr(2)) - this.daylightSaving * 100;
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| 80 | return(date.setTimezoneOffset(timezone.charAt(0)+'0'+currentTimezone));
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| 81 | },
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| 82 |
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| 83 | createDateTimezone: function(date, tzId, idCalendar){
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| 84 | if(this.checkTimezoneCalendar(idCalendar, tzId))
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| 85 | return this.getDateTimezone(date, tzId, true);
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| 86 |
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| 87 | var times = 0, timezone = this.timezone( tzId );
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| 88 |
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| 89 | if(timezone.charAt(0) == '+')
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| 90 | times = parseInt(timezone.substr(2)) - parseInt((date.getTimezoneOffset()/60)+'00');
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| 91 | else
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| 92 | times = (parseInt(timezone.substr(2)) + parseInt((date.getTimezoneOffset()/60)+'00')) * (-1);
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| 93 | if(times == 0)
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| 94 | return date.setTimezoneOffset('0000');
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| 95 | else if (times > 0)
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| 96 | return date.setTimezoneOffset('+0'+times);
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| 97 | else
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| 98 | return date.setTimezoneOffset('-0'+(times * -1));
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| 99 | }
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| 100 |
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| 101 |
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| 102 |
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| 103 | } |
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