R interface to retrieve data from Hong Kong Open Data

Introduction

This package provides easy to use R functions to work with Hong Kong Open Data.

Installation

devtools::install_github("xiangdonggu/hkdata")

Quickstart

library(hkdata)
library(dplyr)

List and search available data set

Datasets with school

list_hist_file(search = "university", start = Sys.Date() - 2, end = Sys.Date() - 2)

Datasets provided by Financial service and Treasury Bureau

list_hist_file(provider = "hk-fstb", start = Sys.Date() - 2, end = Sys.Date() - 2)

Historical version for traffice speed map

hist_file_versions("http://resource.data.one.gov.hk/td/speedmap.xml", Sys.Date() - 3, Sys.Date() - 2)

then obtain the url for this historical version file

hist_file_url("http://resource.data.one.gov.hk/td/speedmap.xml", "20180922-0100")

Some wrapped up functions

Get current weather

weather_current()

9-day weather forecast

weather_forecast_9day()