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# This R package is free software; you can redistribute it and/or
# modify it under the terms of the GNU Library General Public
# License as published by the Free Software Foundation; either
# version 2 of the License, or (at your option) any later version.
#
# This R package is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU Library General Public License for more details.
#
# You should have received a copy of the GNU Library General
# Public License along with this R package; if not, write to the
# Free Foundation, Inc., 59 Temple Place, Suite 330, Boston,
# MA 02111-1307 USA
################################################################################
# FUNCTION: DESCRIPTION:
# holiday Returns a holiday date of G7 and CH
################################################################################
# ---------------------------------------------------------------------------- #
# Roxygen Tags
#' @export
# ---------------------------------------------------------------------------- #
holiday <-
function(year = getRmetricsOptions("currentYear"), Holiday = "Easter")
{
# A function implemented by Diethelm Wuertz
# Description:
# Returns the date of a holiday, year may be a vector.
# Arguments:
# year - an integer variable or vector for the year(s) ISO-8601
# formatted as "CCYY" as integers.
# holiday - a character string naming the holiday. By default
# "Easter". Allowable names are the holidays in the G7
# countries and Switzerland.
# Value:
# Returns the date of a listed holiday for the selected
# "year"(s), an object of class 'timeDate'.
# Example:
# holiday()
# holiday(2000:2009, "USLaborDay")
# class(holiday())
# List of Valid Holiday Character Strings:
# The following ecclestial and public holidays in
# the G7 countries and Switzerland are available:
# Holidays Related to Easter:
# Septuagesima, Quinquagesima, AshWednesday, PalmSunday,
# GoodFriday, EasterSunday, Easter, EasterMonday,
# RogationSunday, Ascension, Pentecost, PentecostMonday,
# TrinitySunday CorpusChristi.
# Holidays Related to Christmas:
# ChristTheKing, Advent1st, Advent1st, Advent3rd,
# Advent4th, ChristmasEve, ChristmasDay, BoxingDay,
# NewYearsDay.
# Other Ecclestical Feasts:
# SolemnityOfMary, Epiphany, PresentationOfLord,
# Annunciation, TransfigurationOfLord, AssumptionOfMary,
# AssumptionOfMary, BirthOfVirginMary, CelebrationOfHolyCross,
# MassOfArchangels, AllSaints, AllSouls.
# CHZurich - Public Holidays:
# CHBerchtoldsDay, CHSechselaeuten, CHAscension,
# CHConfederationDay, CHKnabenschiessen.
# GBLondon - Public Holidays:
# GBMayDay, GBBankHoliday, GBSummerBankHoliday,
# GBNewYearsEve.
# DEFrankfurt - Public Holidays:
# DEAscension, DECorpusChristi, DEGermanUnity, DEChristmasEve,
# DENewYearsEve.
# FRParis - Public Holidays:
# FRFetDeLaVictoire1945, FRAscension, FRBastilleDay,
# FRAssumptionVirginMary, FRAllSaints, FRArmisticeDay.
# ITMilano - Public Holidays:
# ITEpiphany, ITLiberationDay, ITRepublicAnniversary,
# ITAssumptionOfVirginMary, ITAllSaints, ITWWIVictoryAnniversary,
# ITStAmrose, ITImmaculateConception.
# USNewYork/USChicago - Public Holidays:
# USNewYearsDay, USInaugurationDay, USMLKingsBirthday,
# USLincolnsBirthday, USWashingtonsBirthday, USMemorialDay,
# USIndependenceDay, USLaborDay, USColumbusDay, USElectionDay,
# USVeteransDay, USThanksgivingDay, USChristmasDay,
# USCPulaskisBirthday, USGoodFriday.
# CAToronto/CAMontreal - Public Holidays:
# CAVictoriaDay, CACanadaDay, CACivicProvincialHoliday,
# CALabourDay, CAThanksgivingDay, CaRemembranceDay.
# JPTokyo/JPOsaka - Public Holidays:
# JPNewYearsDay, JPGantan, JPBankHolidayJan2, JPBankHolidayJan3,
# JPComingOfAgeDay, JPSeijinNoHi, JPNatFoundationDay,
# JPKenkokuKinenNoHi, JPGreeneryDay, JPMidoriNoHi,
# JPConstitutionDay, JPKenpouKinenBi, JPNationHoliday,
# JPKokuminNoKyujitu, JPChildrensDay, JPKodomoNoHi,
# JPMarineDay, JPUmiNoHi, JPRespectForTheAgedDay,
# JPKeirouNoHi, JPAutumnalEquinox, JPShuubun-no-hi,
# JPHealthandSportsDay, JPTaiikuNoHi, JPNationalCultureDay,
# JPBunkaNoHi, JPThanksgivingDay, JPKinrouKanshaNohi,
# JPKinrou-kansha-no-hi, JPEmperorsBirthday,
# JPTennou-tanjyou-bi, JPTennou-tanjyou-bi.
# All the holiday functions are listed in the data file "holidays.R"
# Additional holidays, which are not yet available there, can be added
# to this data base file.
# FUNCTION:
# Determine Function:
nHolidays = length(Holiday)
if(nHolidays == 1) {
FUN = match.fun(Holiday)
ans = as.character(FUN(year))
} else {
ans = character(0)
for (i in seq_len(nHolidays)) {
FUN = match.fun(Holiday[[i]])
ans = c(ans, as.character(FUN(year)))
}
}
# Classify as simple integer ISO date format CCYYMMDD
ans = timeDate(ans)
# Return Value:
ans
}
################################################################################
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