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/*
* jja.DateTimeTagLib - by John Allison <jja@sinequanon.net>
* heavily modified from grails plugin jodatime DateTimeTagLib.groovy, which is:
*
* Copyright 2010 Rob Fletcher
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package net.sinequanon.grails
import org.codehaus.groovy.grails.web.taglib.exceptions.GrailsTagException
//import java.text.DateFormatSymbols
//import org.springframework.web.servlet.support.RequestContextUtils
import org.joda.time.*
import org.joda.time.format.*
class DateTimeTagLib {
static namespace = 'jja'
def dateTimeInputter = { attrs ->
def fields = [DateTimeFieldType.year(), DateTimeFieldType.monthOfYear(), DateTimeFieldType.dayOfMonth(), DateTimeFieldType.hourOfDay(), DateTimeFieldType.minuteOfHour(), DateTimeFieldType.secondOfMinute(), DateTimeFieldType.millisOfSecond() ]
def precision = attrs.precision ?: (grailsApplication.config.grails.tags.datePicker.default.precision ?: 'second')
log.debug "precision = $precision"
log.debug "fields = $fields"
switch (precision) {
case 'year': fields.remove(DateTimeFieldType.monthOfYear())
case 'month': fields.remove(DateTimeFieldType.dayOfMonth())
case 'day': fields.remove(DateTimeFieldType.hourOfDay())
case 'hour': fields.remove(DateTimeFieldType.minuteOfHour())
case 'minute': fields.remove(DateTimeFieldType.secondOfMinute())
case 'second': fields.remove(DateTimeFieldType.millisOfSecond())
}
log.debug "fields = $fields"
def defaultValue = attrs.'default'
if (!defaultValue) {
defaultValue = new LocalDateTime()
} else if (defaultValue == 'none') {
defaultValue = null
} else if (defaultValue instanceof String) {
defaultValue = getParser(fields).parseDateTime(defaultValue).toLocalDateTime()
} else if (!(defaultValue instanceof ReadableInstant) && !(defaultValue instanceof ReadablePartial)) {
throwTagError("Tag [dateTimeInputter] requires the default datetime to be a parseable String or instanceof Joda Time's ReadableInstant or ReadablePartial")
}
log.debug "default = $defaultValue"
def value = attrs.value
if (value == 'none') {
value = null
} else if (!value) {
value = defaultValue
}
log.debug "value = $value"
def name = attrs.name
def id = attrs.id ?: name
def tabindex = [:]
if (attrs.tabindex) tabindex = [tabindex:attrs.tabindex]
//def dfs = new DateFormatSymbols(RequestContextUtils.getLocale(request))
DateTimeFormatter yearfmt = new DateTimeFormatterBuilder().appendYear(4,4).toFormatter();
DateTimeFormatter monthfmt = new DateTimeFormatterBuilder().appendMonthOfYear(2).toFormatter();
DateTimeFormatter dayfmt = new DateTimeFormatterBuilder().appendDayOfMonth(2).toFormatter();
DateTimeFormatter hourfmt = new DateTimeFormatterBuilder().appendHourOfDay(2).toFormatter();
DateTimeFormatter minutefmt = new DateTimeFormatterBuilder().appendMinuteOfHour(2).toFormatter();
DateTimeFormatter secondfmt = new DateTimeFormatterBuilder().appendSecondOfMinute(2).toFormatter();
DateTimeFormatter millifmt = new DateTimeFormatterBuilder().appendMillisOfSecond(3).toFormatter();
log.debug "starting rendering"
out << "<input type=\"hidden\" name=\"$name\" value=\"struct\" />"
if (value instanceof java.sql.Timestamp) value = value.time
// create year input
if (fields.contains(DateTimeFieldType.year())) {
log.debug "rendering year"
// XXX title needs i18n localization
out << textField ( [name:"${name}_year", id:"${id}_year", title:"year", value:value ? yearfmt.print(value) : "", size:"4", maxlength:"4"] << tabindex)
}
// create month input
if (fields.contains(DateTimeFieldType.monthOfYear())) {
log.debug "rendering month"
out << "-"
out << textField ( [name:"${name}_month", id:"${id}_month", title:"month", value:value ? monthfmt.print(value) : "", size:"2", maxlength:"2"] << tabindex )
}
// create day input
if (fields.contains(DateTimeFieldType.dayOfMonth())) {
log.debug "rendering day"
out << "-"
out << textField ( [name:"${name}_day", id:"${id}_day", title:"day", value:value ? dayfmt.print(value) : "", size:"2", maxlength:"2"] << tabindex )
}
// create hour input
if (fields.contains(DateTimeFieldType.hourOfDay())) {
log.debug "rendering hour"
out << "&nbsp;"
out << "&nbsp;"
out << "&nbsp;"
out << textField ( [name:"${name}_hour", id:"${id}_hour", title:"hour", value:value ? hourfmt.print(value) : "", size:"2", maxlength:"2"] << tabindex )
}
// create minute input
if (fields.contains(DateTimeFieldType.minuteOfHour())) {
log.debug "rendering minute"
out << ":"
out << textField ( [name:"${name}_minute", id:"${id}_minute", title:"minute", value:value ? minutefmt.print(value) : "", size:"2", maxlength:"2"] << tabindex )
}
// create second input
if (fields.contains(DateTimeFieldType.secondOfMinute())) {
log.debug "rendering second"
out << ":"
out << textField ( [name:"${name}_second", id:"${id}_second", title:"second", value:value ? secondfmt.print(value) : "", size:"2", maxlength:"2"] << tabindex )
}
// create millisecond input
if (fields.contains(DateTimeFieldType.millisOfSecond())) {
log.debug "rendering millisecond"
out << ":"
out << textField ( [name:"${name}_millisecond", id:"${id}_millisecond", title:"millisecond", value:value ? millifmt.print(value) : "", size:"3", maxlength:"3"] << tabindex )
}
// do zone select
if (attrs.useZone == "true") {
dateTimeZoneSelect([name: "${name}_zone"] << tabindex)
}
log.debug "done"
}
private DateTimeFormatter getParser(List fields) {
DateTimeFormatter formatter
if (fields == [DateTimeFieldType.year()]) {
formatter = ISODateTimeFormat.year()
} else if (fields == [DateTimeFieldType.year(), DateTimeFieldType.monthOfYear()]) {
formatter = ISODateTimeFormat.yearMonth()
} else if (fields == [DateTimeFieldType.year(), DateTimeFieldType.monthOfYear(), DateTimeFieldType.dayOfMonth()]) {
formatter = ISODateTimeFormat.yearMonthDay()
} else if (fields == [DateTimeFieldType.year(), DateTimeFieldType.monthOfYear(), DateTimeFieldType.dayOfMonth(), DateTimeFieldType.hourOfDay()]) {
formatter = ISODateTimeFormat.dateHour()
} else if (fields == [DateTimeFieldType.year(), DateTimeFieldType.monthOfYear(), DateTimeFieldType.dayOfMonth(), DateTimeFieldType.hourOfDay(), DateTimeFieldType.minuteOfHour()]) {
formatter = ISODateTimeFormat.dateHourMinute()
} else if (fields == [DateTimeFieldType.year(), DateTimeFieldType.monthOfYear(), DateTimeFieldType.dayOfMonth(), DateTimeFieldType.hourOfDay(), DateTimeFieldType.minuteOfHour(), DateTimeFieldType.secondOfMinute()]) {
formatter = ISODateTimeFormat.dateHourMinuteSecond()
} else if (fields == [DateTimeFieldType.year(), DateTimeFieldType.monthOfYear(), DateTimeFieldType.dayOfMonth(), DateTimeFieldType.hourOfDay(), DateTimeFieldType.minuteOfHour(), DateTimeFieldType.secondOfMinute(), DateTimeFieldType.millisOfSecond()]) {
formatter = ISODateTimeFormat.dateHourMinuteSecondMillis()
} else if (fields == [DateTimeFieldType.hourOfDay()]) {
formatter = ISODateTimeFormat.hour()
} else if (fields == [DateTimeFieldType.hourOfDay(), DateTimeFieldType.minuteOfHour()]) {
formatter = ISODateTimeFormat.hourMinute()
} else if (fields == [DateTimeFieldType.hourOfDay(), DateTimeFieldType.minuteOfHour(), DateTimeFieldType.secondOfMinute()]) {
formatter = ISODateTimeFormat.hourMinuteSecond()
} else if (fields == [DateTimeFieldType.hourOfDay(), DateTimeFieldType.minuteOfHour(), DateTimeFieldType.secondOfMinute(), DateTimeFieldType.millisOfSecond()]) {
formatter = ISODateTimeFormat.hourMinuteSecondMillis()
} else {
throw new GrailsTagException("Invalid combination of date/time fields: $fields")
}
return formatter
}
}
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