--- /dev/null
+# getRemainingOpDays
+# This is a function that returns the remaining operating days in a month
+# It takes as arguments the country, state, date for which the request is made.
+# It returns a number
+# It currently only supports AU (Australia)
+
+getRemainingOpDays <- function(country,state,date) {
+ cutoff.time = "15:00"
+
+ # open dataset with Australian public holidays for 2016-2017
+ URL <- "http://data.gov.au/dataset/b1bc6077-dadd-4f61-9f8c-002ab2cdff10/resource/a24ecaf2-044a-4e66-989c-eacc81ded62f/download/australianpublicholidays-201617.csv"
+ x <- RCurl::getURL(URL)
+ public.holidays <- read.csv(textConnection(x))
+
+ # limit to public holidays observed in the state (including national holidays)
+ state.public.holidays <- public.holidays[public.holidays$Applicable.To %in% c(state,"NAT"),]
+ state.public.holidays$Date<-as.Date(state.public.holidays$Date,"%Y%m%d")
+
+ today <- Sys.Date()
+ startdate <- as.Date(cut(date, "month"))
+ enddate <- seq(startdate, by = "1 months", length.out = 2)[2]
+ days.in.month <- as.data.frame(seq(startdate,enddate-1,by = "1 day"))
+ colnames(days.in.month)<- c("Date")
+ # Add number of the weekday (1 to 7) to each day
+ days.in.month$weekdays <- mapply(function(x) strftime(x,"%u"),days.in.month)
+ # Saturday and Sunday are days 6 and 7 and non-working days
+ days.in.month$WorkingDay <- mapply(function(x) ifelse(x %in% c(6,7),"0","1"),days.in.month$weekdays)
+ # Overwrite working day flag if a working day is a public holiday, leaving as-is otherwise
+ days.in.month$WorkingDay <- mapply(function(x,y) ifelse(x %in% state.public.holidays$Date & identical(y,"1"),"0",y), days.in.month[,1],days.in.month$WorkingDay)
+
+ # if run before cutoff time, count today as remaining working day
+ remaining.operating.days.in.month <- ifelse(strftime(Sys.time(), "%H:%M") > cutoff.time,sum(days.in.month$WorkingDay==1 & days.in.month$Date>today),sum(days.in.month$WorkingDay==1 & days.in.month$Date>=today))
+ return(remaining.operating.days.in.month)
+}