INQC (version 2.0.5)

downloadator: Downloads the latest version of blended data from the ECA&D website

Description

This function will use the default or specified links to download one or several files from ECA&D and place them for their use with INQC. For each variable a data file and a station file will/should be specified.

Usage

downloadator(
  homefolder = "../ecad_updated",
  tx = "http://knmi-ecad-assets-prd.s3.amazonaws.com/download/ECA_nonblend_tx.zip",
  tx2 = "http://knmi-ecad-assets-prd.s3.amazonaws.com/download/ECA_blend_source_tx.txt",
  tn = "http://knmi-ecad-assets-prd.s3.amazonaws.com/download/ECA_nonblend_tn.zip",
  tn2 = "http://knmi-ecad-assets-prd.s3.amazonaws.com/download/ECA_blend_source_tn.txt",
  tg = "http://knmi-ecad-assets-prd.s3.amazonaws.com/download/ECA_nonblend_tg.zip",
  tg2 = "http://knmi-ecad-assets-prd.s3.amazonaws.com/download/ECA_blend_source_tg.txt",
  sd = "http://knmi-ecad-assets-prd.s3.amazonaws.com/download/ECA_nonblend_sd.zip",
  sd2 = "http://knmi-ecad-assets-prd.s3.amazonaws.com/download/ECA_blend_source_sd.txt",
  ss = "http://knmi-ecad-assets-prd.s3.amazonaws.com/download/ECA_nonblend_ss.zip",
  ss2 = "http://knmi-ecad-assets-prd.s3.amazonaws.com/download/ECA_blend_source_ss.txt",
  rr = "http://knmi-ecad-assets-prd.s3.amazonaws.com/download/ECA_nonblend_rr.zip",
  rr2 = "http://knmi-ecad-assets-prd.s3.amazonaws.com/download/ECA_blend_source_rr.txt",
  pp = "http://knmi-ecad-assets-prd.s3.amazonaws.com/download/ECA_nonblend_pp.zip",
  pp2 = "http://knmi-ecad-assets-prd.s3.amazonaws.com/download/ECA_blend_source_rr.txt",
  cc = "http://knmi-ecad-assets-prd.s3.amazonaws.com/download/ECA_nonblend_cc.zip",
  cc2 = "http://knmi-ecad-assets-prd.s3.amazonaws.com/download/ECA_blend_source_cc.txt",
  hu = "http://knmi-ecad-assets-prd.s3.amazonaws.com/download/ECA_nonblend_hu.zip",
  hu2 = "http://knmi-ecad-assets-prd.s3.amazonaws.com/download/ECA_blend_source_hu.txt",
  fg = "http://knmi-ecad-assets-prd.s3.amazonaws.com/download/ECA_nonblend_fg.zip",
  fg2 = "http://knmi-ecad-assets-prd.s3.amazonaws.com/download/ECA_blend_source_fg.txt"
)

Arguments

homefolder

full path to local folder in the form './homefolder'. The function will store there the station files and create ./homefolder/raw and will store there the data

tx

link to download daily maximum temperature or NULL. Default set to working ECA&D link, as of 22/12/2020. Provided link MUST exist.

tx2

link to download daily maximum temperatures station list or NULL. Default set to working ECA&D link, as of 22/12/2020. Provided link MUST exist.

tn

link to download daily minimum temperature or NULL. Default set to working ECA&D link, as of 22/12/2020. Provided link MUST exist.

tn2

link to download daily minimum temperature station list or NULL. Default set to working ECA&D link, as of 22/12/2020. Provided link MUST exist.

tg

link to download daily average temperature or NULL. Default set to working ECA&D link, as of 22/12/2020. Provided link MUST exist.

tg2

link to download daily average temperature station list or NULL. Default set to working ECA&D link, as of 22/12/2020. Provided link MUST exist.

sd

link to download daily snow depth or NULL. Default set to working ECA&D link, as of 22/12/2020. Provided link MUST exist.

sd2

link to download daily snow depth station list or NULL. Default set to working ECA&D link, as of 22/12/2020. Provided link MUST exist.

ss

link to download daily sunshine duration or NULL. Default set to working ECA&D link, as of 22/12/2020. Provided link MUST exist.

ss2

link to download daily sunshine duration station list or NULL. Default set to working ECA&D link, as of 22/12/2020. Provided link MUST exist.

rr

link to download daily rainfall or NULL. Default set to working ECA&D link, as of 22/12/2020. Provided link MUST exist.

rr2

link to download daily rainfall station list or NULL. Default set to working ECA&D link, as of 22/12/2020. Provided link MUST exist.

pp

link to download daily sea level pressure or NULL. Default set to working ECA&D link, as of 22/12/2020. Provided link MUST exist.

pp2

link to download daily sea level pressure station list or NULL. Default set to working ECA&D link, as of 22/12/2020. Provided link MUST exist.

cc

link to download daily cloud coverage or NULL. Default set to working ECA&D link, as of 22/12/2020. Provided link MUST exist.

cc2

link to download daily cloud coverage station list or NULL. Default set to working ECA&D link, as of 22/12/2020. Provided link MUST exist.

hu

link to download daily relative humidity or NULL. Default set to working ECA&D link, as of 22/12/2020. Provided link MUST exist.

hu2

link to download daily relative humidity station list or NULL. Default set to working ECA&D link, as of 22/12/2020. Provided link MUST exist.

fg

link to download daily wind speed or NULL. Default set to working ECA&D link, as of 22/12/2020. Provided link MUST exist.

fg2

link to download daily wind speed station list or NULL. Default set to working ECA&D link, as of 22/12/2020. Provided link MUST exist.

Value

For each valid link, the corresponding file will be downloaded. Data files will be unzipped to the ./raw folder (as requested by INQC) and station files will be stored at the specified homefolder

Examples

# NOT RUN {
#Set a temporal working directory:
wd <- tempdir()
wd0 <- setwd(wd)
#Please note, the command below might take a while and will download the ECA&D data
#with a size more than 0.5GB
downloadator('./data',
             tx=NULL,
             tx2=NULL,
             tn=NULL,
             tn2=NULL,
             tg=NULL,
             tg2=NULL,
             sd=NULL,
             sd2=NULL,
             ss='http://knmi-ecad-assets-prd.s3.amazonaws.com/download/ECA_nonblend_ss.zip',
             ss2="http://knmi-ecad-assets-prd.s3.amazonaws.com/download/ECA_blend_source_ss.txt",
             rr=NULL,
             rr2=NULL,
             pp=NULL,
             pp2=NULL,
             cc=NULL,
             cc2=NULL,
             hu=NULL,
             hu2=NULL,
             fg=NULL,
             fg2=NULL)
#Delete the downloaded archive (the zip-file)
file.remove(paste(wd,"/data/raw/","ss.zip",sep=""))
#Return to user's working directory:
setwd(wd0)
#The downloaded files can be found in directory:
print(wd)
# }