random unsplash wallpaper

unsplash

#!/bin/sh

ids=(
  "1111575" # space
  "176"     # unsplash
  "562095"  # Wilderness Artifacts
  "164"     # Brevitē
  "151749"  # Follow Me
  "397770"  # Coffee House
)

# wait for internet
until wget -q --spider "https://source.unsplash.com/"; do sleep 1; done

IFS=$'\n'
for screen in $(xrandr | grep -o 'Screen [0-9]*'); do
  res="$(xrandr | grep "${screen}" | grep -oP 'current \K[0-9]+ x [0-9]+' | tr -d ' ')"
  tmp="$(mktemp --suffix -wallpaper)"
  col="${ids[ $RANDOM % ${#ids[@]} ]}"
  curl -fsSLo "${tmp}" "https://source.unsplash.com/collection/${col}/${res}"
  xwallpaper --screen "$(echo "${screen}" | grep -o '[0-9]*')" --stretch "${tmp}"
done
unset IFS