Shell script which takes one argument (an URL) and attempts to add it to your Instapaper account using the official API

send2instapaper.sh

#!/bin/zsh
# add URL to instapaper

INSTAPAPER_USERNAME=you@example.com

	# if you have one
INSTAPAPER_PASSWORD='seKret'

#
#	You shouldn't need to edit anything below here
#

NAME="$0:t"

CACHE="$HOME/.$NAME"

ADD_URL=$@

fgrep -q "$ADD_URL" "$CACHE" && echo "$NAME: $ADD_URL found in $CACHE (previously sent to Instapaper)" && exit 0

URL_BASE="https://instapaper.com/api/add"

STATUS=$(curl 		-s "$URL_BASE" \
			-F username="$INSTAPAPER_USERNAME" \
			-F password="$INSTAPAPER_PASSWORD" \
			-F url="$ADD_URL")

case "$STATUS" in
	200|201)
				echo "$NAME: success $ADD_URL"

				echo "$ADD_URL" >>| $CACHE

				exit 0
	;;

	*)
				echo "$NAME: failed to add $ADD_URL to Instapaper account. Error code $STATUS (should be 200 or 201)"
				exit 1
	;;

esac

exit 0