polybar: Add weather script

Added script to show the forecast weather for the immediate future /
right now in polybar.

polybar/.config/polybar/scripts/poly-weather

@@ -0,0 +1,23 @@
+#!/usr/bin/env sh
+
+wttr() {
+  # change Paris to your default location
+  request="wttr.in/${1-~Leipzig}"
+  curl -s -H "Accept-Language: ${LANG%_*}" --compressed "$request"
+}
+
+wttr "$@"
+
+# while true; do
+#   all="$(bib-due -u 'fri this week' -p3 | wc -l)"
+#   required="$(bib-due -u 'fri this week' -p1 | wc -l)"
+
+#   # add polybar formatting to color required readings red
+#   # https://github.com/polybar/polybar/wiki/Formatting#format-tags
+#   # TODO use xresources
+#   colorreq=$(xrdb -query | grep -e '\*color1:' | cut -f2)
+#   colorall=$(xrdb -query | grep -e '\*foreground:' | cut -f2)
+#   printf "%s%s%s(%s)\n" "%{F${colorall:-#000}}" "$all" "%{F${colorreq:-#d00}}" "$required"
+
+#   sleep 120
+# done