core/skin/plugins/datetimepicker/js/picker.date.js

1358 lines
49 KiB
JavaScript
Executable File
Raw Blame History

This file contains ambiguous Unicode characters

This file contains Unicode characters that might be confused with other characters. If you think that this is intentional, you can safely ignore this warning. Use the Escape button to reveal them.

/*!
* Date picker for pickadate.js v3.6.4
* http://amsul.github.io/pickadate.js/date.htm
*/
(function ( factory ) {
// AMD.
if ( typeof define == 'function' && define.amd )
define( ['./picker', 'jquery'], factory )
// Node.js/browserify.
else if ( typeof exports == 'object' )
module.exports = factory( require('./picker.js'), require('jquery') )
// Browser globals.
else factory( Picker, jQuery )
}(function( Picker, $ ) {
/**
* Globals and constants
*/
var DAYS_IN_WEEK = 7,
WEEKS_IN_CALENDAR = 6,
_ = Picker._
/**
* The date picker constructor
*/
function DatePicker( picker, settings ) {
var calendar = this,
element = picker.$node[ 0 ],
elementValue = element.value,
elementDataValue = picker.$node.data( 'value' ),
valueString = elementDataValue || elementValue,
formatString = elementDataValue ? settings.formatSubmit : settings.format,
isRTL = function() {
return element.currentStyle ?
// For IE.
element.currentStyle.direction == 'rtl' :
// For normal browsers.
getComputedStyle( picker.$root[0] ).direction == 'rtl'
}
calendar.settings = settings
calendar.$node = picker.$node
// The queue of methods that will be used to build item objects.
calendar.queue = {
min: 'measure create',
max: 'measure create',
now: 'now create',
select: 'parse create validate',
highlight: 'parse navigate create validate',
view: 'parse create validate viewset',
disable: 'deactivate',
enable: 'activate'
}
// The component's item object.
calendar.item = {}
calendar.item.clear = null
calendar.item.disable = ( settings.disable || [] ).slice( 0 )
calendar.item.enable = -(function( collectionDisabled ) {
return collectionDisabled[ 0 ] === true ? collectionDisabled.shift() : -1
})( calendar.item.disable )
calendar.
set( 'min', settings.min ).
set( 'max', settings.max ).
set( 'now' )
// When theres a value, set the `select`, which in turn
// also sets the `highlight` and `view`.
if ( valueString ) {
calendar.set( 'select', valueString, {
format: formatString,
defaultValue: true
})
}
// If theres no value, default to highlighting “today”.
else {
calendar.
set( 'select', null ).
set( 'highlight', calendar.item.now )
}
// The keycode to movement mapping.
calendar.key = {
40: 7, // Down
38: -7, // Up
39: function() { return isRTL() ? -1 : 1 }, // Right
37: function() { return isRTL() ? 1 : -1 }, // Left
go: function( timeChange ) {
var highlightedObject = calendar.item.highlight,
targetDate = new Date( highlightedObject.year, highlightedObject.month, highlightedObject.date + timeChange )
calendar.set(
'highlight',
targetDate,
{ interval: timeChange }
)
this.render()
}
}
// Bind some picker events.
picker.
on( 'render', function() {
picker.$root.find( '.' + settings.klass.selectMonth ).on( 'change', function() {
var value = this.value
if ( value ) {
picker.set( 'highlight', [ picker.get( 'view' ).year, value, picker.get( 'highlight' ).date ] )
picker.$root.find( '.' + settings.klass.selectMonth ).trigger( 'focus' )
}
})
picker.$root.find( '.' + settings.klass.selectYear ).on( 'change', function() {
var value = this.value
if ( value ) {
picker.set( 'highlight', [ value, picker.get( 'view' ).month, picker.get( 'highlight' ).date ] )
picker.$root.find( '.' + settings.klass.selectYear ).trigger( 'focus' )
}
})
}, 1 ).
on( 'open', function() {
var includeToday = ''
if ( calendar.disabled( calendar.get('now') ) ) {
includeToday = ':not(.' + settings.klass.buttonToday + ')'
}
picker.$root.find( 'button' + includeToday + ', select' ).attr( 'disabled', false )
}, 1 ).
on( 'close', function() {
picker.$root.find( 'button, select' ).attr( 'disabled', true )
}, 1 )
} //DatePicker
/**
* Set a datepicker item object.
*/
DatePicker.prototype.set = function( type, value, options ) {
var calendar = this,
calendarItem = calendar.item
// If the value is `null` just set it immediately.
if ( value === null ) {
if ( type == 'clear' ) type = 'select'
calendarItem[ type ] = value
return calendar
}
// Otherwise go through the queue of methods, and invoke the functions.
// Update this as the time unit, and set the final value as this item.
// * In the case of `enable`, keep the queue but set `disable` instead.
// And in the case of `flip`, keep the queue but set `enable` instead.
calendarItem[ ( type == 'enable' ? 'disable' : type == 'flip' ? 'enable' : type ) ] = calendar.queue[ type ].split( ' ' ).map( function( method ) {
value = calendar[ method ]( type, value, options )
return value
}).pop()
// Check if we need to cascade through more updates.
if ( type == 'select' ) {
calendar.set( 'highlight', calendarItem.select, options )
}
else if ( type == 'highlight' ) {
calendar.set( 'view', calendarItem.highlight, options )
}
else if ( type.match( /^(flip|min|max|disable|enable)$/ ) ) {
if ( calendarItem.select && calendar.disabled( calendarItem.select ) ) {
calendar.set( 'select', calendarItem.select, options )
}
if ( calendarItem.highlight && calendar.disabled( calendarItem.highlight ) ) {
calendar.set( 'highlight', calendarItem.highlight, options )
}
}
return calendar
} //DatePicker.prototype.set
/**
* Get a datepicker item object.
*/
DatePicker.prototype.get = function( type ) {
return this.item[ type ]
} //DatePicker.prototype.get
/**
* Create a picker date object.
*/
DatePicker.prototype.create = function( type, value, options ) {
var isInfiniteValue,
calendar = this
// If theres no value, use the type as the value.
value = value === undefined ? type : value
// If its infinity, update the value.
if ( value == -Infinity || value == Infinity ) {
isInfiniteValue = value
}
// If its an object, use the native date object.
else if ( $.isPlainObject( value ) && _.isInteger( value.pick ) ) {
value = value.obj
}
// If its an array, convert it into a date and make sure
// that its a valid date otherwise default to today.
else if ( $.isArray( value ) ) {
value = new Date( value[ 0 ], value[ 1 ], value[ 2 ] )
value = _.isDate( value ) ? value : calendar.create().obj
}
// If its a number or date object, make a normalized date.
else if ( _.isInteger( value ) || _.isDate( value ) ) {
value = calendar.normalize( new Date( value ), options )
}
// If its a literal true or any other case, set it to now.
else /*if ( value === true )*/ {
value = calendar.now( type, value, options )
}
// Return the compiled object.
return {
year: isInfiniteValue || value.getFullYear(),
month: isInfiniteValue || value.getMonth(),
date: isInfiniteValue || value.getDate(),
day: isInfiniteValue || value.getDay(),
obj: isInfiniteValue || value,
pick: isInfiniteValue || value.getTime()
}
} //DatePicker.prototype.create
/**
* Create a range limit object using an array, date object,
* literal “true”, or integer relative to another time.
*/
DatePicker.prototype.createRange = function( from, to ) {
var calendar = this,
createDate = function( date ) {
if ( date === true || $.isArray( date ) || _.isDate( date ) ) {
return calendar.create( date )
}
return date
}
// Create objects if possible.
if ( !_.isInteger( from ) ) {
from = createDate( from )
}
if ( !_.isInteger( to ) ) {
to = createDate( to )
}
// Create relative dates.
if ( _.isInteger( from ) && $.isPlainObject( to ) ) {
from = [ to.year, to.month, to.date + from ];
}
else if ( _.isInteger( to ) && $.isPlainObject( from ) ) {
to = [ from.year, from.month, from.date + to ];
}
return {
from: createDate( from ),
to: createDate( to )
}
} //DatePicker.prototype.createRange
/**
* Check if a date unit falls within a date range object.
*/
DatePicker.prototype.withinRange = function( range, dateUnit ) {
range = this.createRange(range.from, range.to)
return dateUnit.pick >= range.from.pick && dateUnit.pick <= range.to.pick
}
/**
* Check if two date range objects overlap.
*/
DatePicker.prototype.overlapRanges = function( one, two ) {
var calendar = this
// Convert the ranges into comparable dates.
one = calendar.createRange( one.from, one.to )
two = calendar.createRange( two.from, two.to )
return calendar.withinRange( one, two.from ) || calendar.withinRange( one, two.to ) ||
calendar.withinRange( two, one.from ) || calendar.withinRange( two, one.to )
}
/**
* Get the date today.
*/
DatePicker.prototype.now = function( type, value, options ) {
value = new Date()
if ( options && options.rel ) {
value.setDate( value.getDate() + options.rel )
}
return this.normalize( value, options )
}
/**
* Navigate to next/prev month.
*/
DatePicker.prototype.navigate = function( type, value, options ) {
var targetDateObject,
targetYear,
targetMonth,
targetDate,
isTargetArray = $.isArray( value ),
isTargetObject = $.isPlainObject( value ),
viewsetObject = this.item.view/*,
safety = 100*/
if ( isTargetArray || isTargetObject ) {
if ( isTargetObject ) {
targetYear = value.year
targetMonth = value.month
targetDate = value.date
}
else {
targetYear = +value[0]
targetMonth = +value[1]
targetDate = +value[2]
}
// If were navigating months but the view is in a different
// month, navigate to the views year and month.
if ( options && options.nav && viewsetObject && viewsetObject.month !== targetMonth ) {
targetYear = viewsetObject.year
targetMonth = viewsetObject.month
}
// Figure out the expected target year and month.
targetDateObject = new Date( targetYear, targetMonth + ( options && options.nav ? options.nav : 0 ), 1 )
targetYear = targetDateObject.getFullYear()
targetMonth = targetDateObject.getMonth()
// If the month were going to doesnt have enough days,
// keep decreasing the date until we reach the months last date.
while ( /*safety &&*/ new Date( targetYear, targetMonth, targetDate ).getMonth() !== targetMonth ) {
targetDate -= 1
/*safety -= 1
if ( !safety ) {
throw 'Fell into an infinite loop while navigating to ' + new Date( targetYear, targetMonth, targetDate ) + '.'
}*/
}
value = [ targetYear, targetMonth, targetDate ]
}
return value
} //DatePicker.prototype.navigate
/**
* Normalize a date by setting the hours to midnight.
*/
DatePicker.prototype.normalize = function( value/*, options*/ ) {
value.setHours( 0, 0, 0, 0 )
return value
}
/**
* Measure the range of dates.
*/
DatePicker.prototype.measure = function( type, value/*, options*/ ) {
var calendar = this
// If it's an integer, get a date relative to today.
if ( _.isInteger( value ) ) {
value = calendar.now( type, value, { rel: value } )
}
// If its anything false-y, remove the limits.
else if ( !value ) {
value = type == 'min' ? -Infinity : Infinity
}
// If its a string, parse it.
else if ( typeof value == 'string' ) {
value = calendar.parse( type, value )
}
return value
} ///DatePicker.prototype.measure
/**
* Create a viewset object based on navigation.
*/
DatePicker.prototype.viewset = function( type, dateObject/*, options*/ ) {
return this.create([ dateObject.year, dateObject.month, 1 ])
}
/**
* Validate a date as enabled and shift if needed.
*/
DatePicker.prototype.validate = function( type, dateObject, options ) {
var calendar = this,
// Keep a reference to the original date.
originalDateObject = dateObject,
// Make sure we have an interval.
interval = options && options.interval ? options.interval : 1,
// Check if the calendar enabled dates are inverted.
isFlippedBase = calendar.item.enable === -1,
// Check if we have any enabled dates after/before now.
hasEnabledBeforeTarget, hasEnabledAfterTarget,
// The min & max limits.
minLimitObject = calendar.item.min,
maxLimitObject = calendar.item.max,
// Check if weve reached the limit during shifting.
reachedMin, reachedMax,
// Check if the calendar is inverted and at least one weekday is enabled.
hasEnabledWeekdays = isFlippedBase && calendar.item.disable.filter( function( value ) {
// If theres a date, check where it is relative to the target.
if ( $.isArray( value ) ) {
var dateTime = calendar.create( value ).pick
if ( dateTime < dateObject.pick ) hasEnabledBeforeTarget = true
else if ( dateTime > dateObject.pick ) hasEnabledAfterTarget = true
}
// Return only integers for enabled weekdays.
return _.isInteger( value )
}).length/*,
safety = 100*/
// Cases to validate for:
// [1] Not inverted and date disabled.
// [2] Inverted and some dates enabled.
// [3] Not inverted and out of range.
//
// Cases to **not** validate for:
// • Navigating months.
// • Not inverted and date enabled.
// • Inverted and all dates disabled.
// • ..and anything else.
if ( !options || (!options.nav && !options.defaultValue) ) if (
/* 1 */ ( !isFlippedBase && calendar.disabled( dateObject ) ) ||
/* 2 */ ( isFlippedBase && calendar.disabled( dateObject ) && ( hasEnabledWeekdays || hasEnabledBeforeTarget || hasEnabledAfterTarget ) ) ||
/* 3 */ ( !isFlippedBase && (dateObject.pick <= minLimitObject.pick || dateObject.pick >= maxLimitObject.pick) )
) {
// When inverted, flip the direction if there arent any enabled weekdays
// and there are no enabled dates in the direction of the interval.
if ( isFlippedBase && !hasEnabledWeekdays && ( ( !hasEnabledAfterTarget && interval > 0 ) || ( !hasEnabledBeforeTarget && interval < 0 ) ) ) {
interval *= -1
}
// Keep looping until we reach an enabled date.
while ( /*safety &&*/ calendar.disabled( dateObject ) ) {
/*safety -= 1
if ( !safety ) {
throw 'Fell into an infinite loop while validating ' + dateObject.obj + '.'
}*/
// If weve looped into the next/prev month with a large interval, return to the original date and flatten the interval.
if ( Math.abs( interval ) > 1 && ( dateObject.month < originalDateObject.month || dateObject.month > originalDateObject.month ) ) {
dateObject = originalDateObject
interval = interval > 0 ? 1 : -1
}
// If weve reached the min/max limit, reverse the direction, flatten the interval and set it to the limit.
if ( dateObject.pick <= minLimitObject.pick ) {
reachedMin = true
interval = 1
dateObject = calendar.create([
minLimitObject.year,
minLimitObject.month,
minLimitObject.date + (dateObject.pick === minLimitObject.pick ? 0 : -1)
])
}
else if ( dateObject.pick >= maxLimitObject.pick ) {
reachedMax = true
interval = -1
dateObject = calendar.create([
maxLimitObject.year,
maxLimitObject.month,
maxLimitObject.date + (dateObject.pick === maxLimitObject.pick ? 0 : 1)
])
}
// If weve reached both limits, just break out of the loop.
if ( reachedMin && reachedMax ) {
break
}
// Finally, create the shifted date using the interval and keep looping.
dateObject = calendar.create([ dateObject.year, dateObject.month, dateObject.date + interval ])
}
} //endif
// Return the date object settled on.
return dateObject
} //DatePicker.prototype.validate
/**
* Check if a date is disabled.
*/
DatePicker.prototype.disabled = function( dateToVerify ) {
var
calendar = this,
// Filter through the disabled dates to check if this is one.
isDisabledMatch = calendar.item.disable.filter( function( dateToDisable ) {
// If the date is a number, match the weekday with 0index and `firstDay` check.
if ( _.isInteger( dateToDisable ) ) {
return dateToVerify.day === ( calendar.settings.firstDay ? dateToDisable : dateToDisable - 1 ) % 7
}
// If its an array or a native JS date, create and match the exact date.
if ( $.isArray( dateToDisable ) || _.isDate( dateToDisable ) ) {
return dateToVerify.pick === calendar.create( dateToDisable ).pick
}
// If its an object, match a date within the “from” and “to” range.
if ( $.isPlainObject( dateToDisable ) ) {
return calendar.withinRange( dateToDisable, dateToVerify )
}
})
// If this date matches a disabled date, confirm its not inverted.
isDisabledMatch = isDisabledMatch.length && !isDisabledMatch.filter(function( dateToDisable ) {
return $.isArray( dateToDisable ) && dateToDisable[3] == 'inverted' ||
$.isPlainObject( dateToDisable ) && dateToDisable.inverted
}).length
// Check the calendar “enabled” flag and respectively flip the
// disabled state. Then also check if its beyond the min/max limits.
return calendar.item.enable === -1 ? !isDisabledMatch : isDisabledMatch ||
dateToVerify.pick < calendar.item.min.pick ||
dateToVerify.pick > calendar.item.max.pick
} //DatePicker.prototype.disabled
/**
* Parse a string into a usable type.
*/
DatePicker.prototype.parse = function( type, value, options ) {
var calendar = this,
parsingObject = {}
// If its already parsed, were good.
if ( !value || typeof value != 'string' ) {
return value
}
// We need a `.format` to parse the value with.
if ( !( options && options.format ) ) {
options = options || {}
options.format = calendar.settings.format
}
// Convert the format into an array and then map through it.
calendar.formats.toArray( options.format ).map( function( label ) {
var
// Grab the formatting label.
formattingLabel = calendar.formats[ label ],
// The format length is from the formatting label function or the
// label length without the escaping exclamation (!) mark.
formatLength = formattingLabel ? _.trigger( formattingLabel, calendar, [ value, parsingObject ] ) : label.replace( /^!/, '' ).length
// If there's a format label, split the value up to the format length.
// Then add it to the parsing object with appropriate label.
if ( formattingLabel ) {
parsingObject[ label ] = value.substr( 0, formatLength )
}
// Update the value as the substring from format length to end.
value = value.substr( formatLength )
})
// Compensate for month 0index.
return [
parsingObject.yyyy || parsingObject.yy,
+( parsingObject.mm || parsingObject.m ) - 1,
parsingObject.dd || parsingObject.d
]
} //DatePicker.prototype.parse
/**
* Various formats to display the object in.
*/
DatePicker.prototype.formats = (function() {
// Return the length of the first word in a collection.
function getWordLengthFromCollection( string, collection, dateObject ) {
// Grab the first word from the string.
// Regex pattern from http://stackoverflow.com/q/150033
var word = string.match( /[^\x00-\x7F]+|[a-zA-Z0-9_\u0080-\u00FF]+/ )[ 0 ]
// If there's no month index, add it to the date object
if ( !dateObject.mm && !dateObject.m ) {
dateObject.m = collection.indexOf( word ) + 1
}
// Return the length of the word.
return word.length
}
// Get the length of the first word in a string.
function getFirstWordLength( string ) {
return string.match( /[a-zA-Z0-9_\u0080-\u00FF]+/ )[ 0 ].length
}
return {
d: function( string, dateObject ) {
// If there's string, then get the digits length.
// Otherwise return the selected date.
return string ? _.digits( string ) : dateObject.date
},
dd: function( string, dateObject ) {
// If there's a string, then the length is always 2.
// Otherwise return the selected date with a leading zero.
return string ? 2 : _.lead( dateObject.date )
},
ddd: function( string, dateObject ) {
// If there's a string, then get the length of the first word.
// Otherwise return the short selected weekday.
return string ? getFirstWordLength( string ) : this.settings.weekdaysShort[ dateObject.day ]
},
dddd: function( string, dateObject ) {
// If there's a string, then get the length of the first word.
// Otherwise return the full selected weekday.
return string ? getFirstWordLength( string ) : this.settings.weekdaysFull[ dateObject.day ]
},
m: function( string, dateObject ) {
// If there's a string, then get the length of the digits
// Otherwise return the selected month with 0index compensation.
return string ? _.digits( string ) : dateObject.month + 1
},
mm: function( string, dateObject ) {
// If there's a string, then the length is always 2.
// Otherwise return the selected month with 0index and leading zero.
return string ? 2 : _.lead( dateObject.month + 1 )
},
mmm: function( string, dateObject ) {
var collection = this.settings.monthsShort
// If there's a string, get length of the relevant month from the short
// months collection. Otherwise return the selected month from that collection.
return string ? getWordLengthFromCollection( string, collection, dateObject ) : collection[ dateObject.month ]
},
mmmm: function( string, dateObject ) {
var collection = this.settings.monthsFull
// If there's a string, get length of the relevant month from the full
// months collection. Otherwise return the selected month from that collection.
return string ? getWordLengthFromCollection( string, collection, dateObject ) : collection[ dateObject.month ]
},
yy: function( string, dateObject ) {
// If there's a string, then the length is always 2.
// Otherwise return the selected year by slicing out the first 2 digits.
return string ? 2 : ( '' + dateObject.year ).slice( 2 )
},
yyyy: function( string, dateObject ) {
// If there's a string, then the length is always 4.
// Otherwise return the selected year.
return string ? 4 : dateObject.year
},
// Create an array by splitting the formatting string passed.
toArray: function( formatString ) { return formatString.split( /(d{1,4}|m{1,4}|y{4}|yy|!.)/g ) },
// Format an object into a string using the formatting options.
toString: function ( formatString, itemObject ) {
var calendar = this
return calendar.formats.toArray( formatString ).map( function( label ) {
return _.trigger( calendar.formats[ label ], calendar, [ 0, itemObject ] ) || label.replace( /^!/, '' )
}).join( '' )
}
}
})() //DatePicker.prototype.formats
/**
* Check if two date units are the exact.
*/
DatePicker.prototype.isDateExact = function( one, two ) {
var calendar = this
// When were working with weekdays, do a direct comparison.
if (
( _.isInteger( one ) && _.isInteger( two ) ) ||
( typeof one == 'boolean' && typeof two == 'boolean' )
) {
return one === two
}
// When were working with date representations, compare the “pick” value.
if (
( _.isDate( one ) || $.isArray( one ) ) &&
( _.isDate( two ) || $.isArray( two ) )
) {
return calendar.create( one ).pick === calendar.create( two ).pick
}
// When were working with range objects, compare the “from” and “to”.
if ( $.isPlainObject( one ) && $.isPlainObject( two ) ) {
return calendar.isDateExact( one.from, two.from ) && calendar.isDateExact( one.to, two.to )
}
return false
}
/**
* Check if two date units overlap.
*/
DatePicker.prototype.isDateOverlap = function( one, two ) {
var calendar = this,
firstDay = calendar.settings.firstDay ? 1 : 0
// When were working with a weekday index, compare the days.
if ( _.isInteger( one ) && ( _.isDate( two ) || $.isArray( two ) ) ) {
one = one % 7 + firstDay
return one === calendar.create( two ).day + 1
}
if ( _.isInteger( two ) && ( _.isDate( one ) || $.isArray( one ) ) ) {
two = two % 7 + firstDay
return two === calendar.create( one ).day + 1
}
// When were working with range objects, check if the ranges overlap.
if ( $.isPlainObject( one ) && $.isPlainObject( two ) ) {
return calendar.overlapRanges( one, two )
}
return false
}
/**
* Flip the “enabled” state.
*/
DatePicker.prototype.flipEnable = function(val) {
var itemObject = this.item
itemObject.enable = val || (itemObject.enable == -1 ? 1 : -1)
}
/**
* Mark a collection of dates as “disabled”.
*/
DatePicker.prototype.deactivate = function( type, datesToDisable ) {
var calendar = this,
disabledItems = calendar.item.disable.slice(0)
// If were flipping, thats all we need to do.
if ( datesToDisable == 'flip' ) {
calendar.flipEnable()
}
else if ( datesToDisable === false ) {
calendar.flipEnable(1)
disabledItems = []
}
else if ( datesToDisable === true ) {
calendar.flipEnable(-1)
disabledItems = []
}
// Otherwise go through the dates to disable.
else {
datesToDisable.map(function( unitToDisable ) {
var matchFound
// When we have disabled items, check for matches.
// If something is matched, immediately break out.
for ( var index = 0; index < disabledItems.length; index += 1 ) {
if ( calendar.isDateExact( unitToDisable, disabledItems[index] ) ) {
matchFound = true
break
}
}
// If nothing was found, add the validated unit to the collection.
if ( !matchFound ) {
if (
_.isInteger( unitToDisable ) ||
_.isDate( unitToDisable ) ||
$.isArray( unitToDisable ) ||
( $.isPlainObject( unitToDisable ) && unitToDisable.from && unitToDisable.to )
) {
disabledItems.push( unitToDisable )
}
}
})
}
// Return the updated collection.
return disabledItems
} //DatePicker.prototype.deactivate
/**
* Mark a collection of dates as “enabled”.
*/
DatePicker.prototype.activate = function( type, datesToEnable ) {
var calendar = this,
disabledItems = calendar.item.disable,
disabledItemsCount = disabledItems.length
// If were flipping, thats all we need to do.
if ( datesToEnable == 'flip' ) {
calendar.flipEnable()
}
else if ( datesToEnable === true ) {
calendar.flipEnable(1)
disabledItems = []
}
else if ( datesToEnable === false ) {
calendar.flipEnable(-1)
disabledItems = []
}
// Otherwise go through the disabled dates.
else {
datesToEnable.map(function( unitToEnable ) {
var matchFound,
disabledUnit,
index,
isExactRange
// Go through the disabled items and try to find a match.
for ( index = 0; index < disabledItemsCount; index += 1 ) {
disabledUnit = disabledItems[index]
// When an exact match is found, remove it from the collection.
if ( calendar.isDateExact( disabledUnit, unitToEnable ) ) {
matchFound = disabledItems[index] = null
isExactRange = true
break
}
// When an overlapped match is found, add the “inverted” state to it.
else if ( calendar.isDateOverlap( disabledUnit, unitToEnable ) ) {
if ( $.isPlainObject( unitToEnable ) ) {
unitToEnable.inverted = true
matchFound = unitToEnable
}
else if ( $.isArray( unitToEnable ) ) {
matchFound = unitToEnable
if ( !matchFound[3] ) matchFound.push( 'inverted' )
}
else if ( _.isDate( unitToEnable ) ) {
matchFound = [ unitToEnable.getFullYear(), unitToEnable.getMonth(), unitToEnable.getDate(), 'inverted' ]
}
break
}
}
// If a match was found, remove a previous duplicate entry.
if ( matchFound ) for ( index = 0; index < disabledItemsCount; index += 1 ) {
if ( calendar.isDateExact( disabledItems[index], unitToEnable ) ) {
disabledItems[index] = null
break
}
}
// In the event that were dealing with an exact range of dates,
// make sure there are no “inverted” dates because of it.
if ( isExactRange ) for ( index = 0; index < disabledItemsCount; index += 1 ) {
if ( calendar.isDateOverlap( disabledItems[index], unitToEnable ) ) {
disabledItems[index] = null
break
}
}
// If something is still matched, add it into the collection.
if ( matchFound ) {
disabledItems.push( matchFound )
}
})
}
// Return the updated collection.
return disabledItems.filter(function( val ) { return val != null })
} //DatePicker.prototype.activate
/**
* Create a string for the nodes in the picker.
*/
DatePicker.prototype.nodes = function( isOpen ) {
var
calendar = this,
settings = calendar.settings,
calendarItem = calendar.item,
nowObject = calendarItem.now,
selectedObject = calendarItem.select,
highlightedObject = calendarItem.highlight,
viewsetObject = calendarItem.view,
disabledCollection = calendarItem.disable,
minLimitObject = calendarItem.min,
maxLimitObject = calendarItem.max,
// Create the calendar table head using a copy of weekday labels collection.
// * We do a copy so we don't mutate the original array.
tableHead = (function( collection, fullCollection ) {
// If the first day should be Monday, move Sunday to the end.
if ( settings.firstDay ) {
collection.push( collection.shift() )
fullCollection.push( fullCollection.shift() )
}
// Create and return the table head group.
return _.node(
'thead',
_.node(
'tr',
_.group({
min: 0,
max: DAYS_IN_WEEK - 1,
i: 1,
node: 'th',
item: function( counter ) {
return [
collection[ counter ],
settings.klass.weekdays,
'scope=col title="' + fullCollection[ counter ] + '"'
]
}
})
)
) //endreturn
})( ( settings.showWeekdaysFull ? settings.weekdaysFull : settings.weekdaysShort ).slice( 0 ), settings.weekdaysFull.slice( 0 ) ), //tableHead
// Create the nav for next/prev month.
createMonthNav = function( next ) {
// Otherwise, return the created month tag.
return _.node(
'div',
' ',
settings.klass[ 'nav' + ( next ? 'Next' : 'Prev' ) ] + (
// If the focused month is outside the range, disabled the button.
( next && viewsetObject.year >= maxLimitObject.year && viewsetObject.month >= maxLimitObject.month ) ||
( !next && viewsetObject.year <= minLimitObject.year && viewsetObject.month <= minLimitObject.month ) ?
' ' + settings.klass.navDisabled : ''
),
'data-nav=' + ( next || -1 ) + ' ' + 'tabindex="0" ' +
_.ariaAttr({
role: 'button',
controls: calendar.$node[0].id + '_table'
}) + ' ' +
'title="' + (next ? settings.labelMonthNext : settings.labelMonthPrev ) + '"'
) //endreturn
}, //createMonthNav
// Create the month label.
createMonthLabel = function() {
var monthsCollection = settings.showMonthsShort ? settings.monthsShort : settings.monthsFull
// If there are months to select, add a dropdown menu.
if ( settings.selectMonths ) {
return _.node( 'select',
_.group({
min: 0,
max: 11,
i: 1,
node: 'option',
item: function( loopedMonth ) {
return [
// The looped month and no classes.
monthsCollection[ loopedMonth ], 0,
// Set the value and selected index.
'value=' + loopedMonth +
( viewsetObject.month == loopedMonth ? ' selected' : '' ) +
(
(
( viewsetObject.year == minLimitObject.year && loopedMonth < minLimitObject.month ) ||
( viewsetObject.year == maxLimitObject.year && loopedMonth > maxLimitObject.month )
) ?
' disabled' : ''
)
]
}
}),
settings.klass.selectMonth,
( isOpen ? '' : 'disabled' ) + ' ' +
_.ariaAttr({ controls: calendar.$node[0].id + '_table' }) + ' ' +
'title="' + settings.labelMonthSelect + '"'
)
}
// If there's a need for a month selector
return _.node( 'div', monthsCollection[ viewsetObject.month ], settings.klass.month )
}, //createMonthLabel
// Create the year label.
createYearLabel = function() {
var focusedYear = viewsetObject.year,
// If years selector is set to a literal "true", set it to 5. Otherwise
// divide in half to get half before and half after focused year.
numberYears = settings.selectYears === true ? 5 : ~~( settings.selectYears / 2 )
// If there are years to select, add a dropdown menu.
if ( numberYears ) {
var
minYear = minLimitObject.year,
maxYear = maxLimitObject.year,
lowestYear = focusedYear - numberYears,
highestYear = focusedYear + numberYears
// If the min year is greater than the lowest year, increase the highest year
// by the difference and set the lowest year to the min year.
if ( minYear > lowestYear ) {
highestYear += minYear - lowestYear
lowestYear = minYear
}
// If the max year is less than the highest year, decrease the lowest year
// by the lower of the two: available and needed years. Then set the
// highest year to the max year.
if ( maxYear < highestYear ) {
var availableYears = lowestYear - minYear,
neededYears = highestYear - maxYear
lowestYear -= availableYears > neededYears ? neededYears : availableYears
highestYear = maxYear
}
return _.node( 'select',
_.group({
min: lowestYear,
max: highestYear,
i: 1,
node: 'option',
item: function( loopedYear ) {
return [
// The looped year and no classes.
loopedYear, 0,
// Set the value and selected index.
'value=' + loopedYear + ( focusedYear == loopedYear ? ' selected' : '' )
]
}
}),
settings.klass.selectYear,
( isOpen ? '' : 'disabled' ) + ' ' + _.ariaAttr({ controls: calendar.$node[0].id + '_table' }) + ' ' +
'title="' + settings.labelYearSelect + '"'
)
}
// Otherwise just return the year focused
return _.node( 'div', focusedYear, settings.klass.year )
} //createYearLabel
// Create and return the entire calendar.
return _.node(
'div',
( settings.selectYears ? createYearLabel() + createMonthLabel() : createMonthLabel() + createYearLabel() ) +
createMonthNav() + createMonthNav( 1 ),
settings.klass.header
) + _.node(
'table',
tableHead +
_.node(
'tbody',
_.group({
min: 0,
max: WEEKS_IN_CALENDAR - 1,
i: 1,
node: 'tr',
item: function( rowCounter ) {
// If Monday is the first day and the month starts on Sunday, shift the date back a week.
var shiftDateBy = settings.firstDay && calendar.create([ viewsetObject.year, viewsetObject.month, 1 ]).day === 0 ? -7 : 0
return [
_.group({
min: DAYS_IN_WEEK * rowCounter - viewsetObject.day + shiftDateBy + 1, // Add 1 for weekday 0index
max: function() {
return this.min + DAYS_IN_WEEK - 1
},
i: 1,
node: 'td',
item: function( targetDate ) {
// Convert the time date from a relative date to a target date.
targetDate = calendar.create([ viewsetObject.year, viewsetObject.month, targetDate + ( settings.firstDay ? 1 : 0 ) ])
var isSelected = selectedObject && selectedObject.pick == targetDate.pick,
isHighlighted = highlightedObject && highlightedObject.pick == targetDate.pick,
isDisabled = disabledCollection && calendar.disabled( targetDate ) || targetDate.pick < minLimitObject.pick || targetDate.pick > maxLimitObject.pick,
formattedDate = _.trigger( calendar.formats.toString, calendar, [ settings.format, targetDate ] ),
calendarNodeUniqueId = settings.id + '_' + targetDate.pick
return [
_.node(
'div',
targetDate.date,
(function( klasses ) {
// Add the `infocus` or `outfocus` classes based on month in view.
klasses.push( viewsetObject.month == targetDate.month ? settings.klass.infocus : settings.klass.outfocus )
// Add the `today` class if needed.
if ( nowObject.pick == targetDate.pick ) {
klasses.push( settings.klass.now )
}
// Add the `selected` class if something's selected and the time matches.
if ( isSelected ) {
klasses.push( settings.klass.selected )
}
// Add the `highlighted` class if something's highlighted and the time matches.
if ( isHighlighted ) {
klasses.push( settings.klass.highlighted )
}
// Add the `disabled` class if something's disabled and the object matches.
if ( isDisabled ) {
klasses.push( settings.klass.disabled )
}
return klasses.join( ' ' )
})([ settings.klass.day ]),
'data-pick=' + targetDate.pick + ' id=' + calendarNodeUniqueId + ' tabindex="0" ' + _.ariaAttr({
role: 'gridcell',
label: formattedDate,
selected: isSelected && calendar.$node.val() === formattedDate ? true : null,
activedescendant: isHighlighted ? targetDate.pick : null,
disabled: isDisabled ? true : null
})
),
''
] //endreturn
}
})
] //endreturn
}
})
),
settings.klass.table,
'id="' + calendar.$node[0].id + '_table' + '" ' + _.ariaAttr({
role: 'grid',
controls: calendar.$node[0].id,
readonly: true
})
) +
// * For Firefox forms to submit, make sure to set the buttons `type` attributes as “button”.
_.node(
'div',
_.node( 'button', settings.today, settings.klass.buttonToday,
'type=button data-pick=' + nowObject.pick +
( isOpen && !calendar.disabled(nowObject) ? '' : ' disabled' ) + ' ' +
_.ariaAttr({ controls: calendar.$node[0].id }) ) +
_.node( 'button', settings.clear, settings.klass.buttonClear,
'type=button data-clear=1' +
( isOpen ? '' : ' disabled' ) + ' ' +
_.ariaAttr({ controls: calendar.$node[0].id }) ) +
_.node('button', settings.close, settings.klass.buttonClose,
'type=button data-close=true ' +
( isOpen ? '' : ' disabled' ) + ' ' +
_.ariaAttr({ controls: calendar.$node[0].id }) ),
settings.klass.footer
) //endreturn
} //DatePicker.prototype.nodes
/**
* The date picker defaults.
*/
DatePicker.defaults = (function( prefix ) {
return {
// The title label to use for the month nav buttons
labelMonthNext: 'Next month',
labelMonthPrev: 'Previous month',
// The title label to use for the dropdown selectors
labelMonthSelect: 'Select a month',
labelYearSelect: 'Select a year',
// Months and weekdays
monthsFull: [ 'January', 'February', 'March', 'April', 'May', 'June', 'July', 'August', 'September', 'October', 'November', 'December' ],
monthsShort: [ 'Jan', 'Feb', 'Mar', 'Apr', 'May', 'Jun', 'Jul', 'Aug', 'Sep', 'Oct', 'Nov', 'Dec' ],
weekdaysFull: [ 'Sunday', 'Monday', 'Tuesday', 'Wednesday', 'Thursday', 'Friday', 'Saturday' ],
weekdaysShort: [ 'Sun', 'Mon', 'Tue', 'Wed', 'Thu', 'Fri', 'Sat' ],
// Today and clear
today: 'Today',
clear: 'Clear',
close: 'Close',
// Picker close behavior
closeOnSelect: true,
closeOnClear: true,
// Update input value on select/clear
updateInput: true,
// The format to show on the `input` element
format: 'd mmmm, yyyy',
// Classes
klass: {
table: prefix + 'table',
header: prefix + 'header',
navPrev: prefix + 'nav--prev',
navNext: prefix + 'nav--next',
navDisabled: prefix + 'nav--disabled',
month: prefix + 'month',
year: prefix + 'year',
selectMonth: prefix + 'select--month',
selectYear: prefix + 'select--year',
weekdays: prefix + 'weekday',
day: prefix + 'day',
disabled: prefix + 'day--disabled',
selected: prefix + 'day--selected',
highlighted: prefix + 'day--highlighted',
now: prefix + 'day--today',
infocus: prefix + 'day--infocus',
outfocus: prefix + 'day--outfocus',
footer: prefix + 'footer',
buttonClear: prefix + 'button--clear',
buttonToday: prefix + 'button--today',
buttonClose: prefix + 'button--close'
}
}
})( Picker.klasses().picker + '__' )
/**
* Extend the picker to add the date picker.
*/
Picker.extend( 'pickadate', DatePicker )
}));