ubusecrss

#!/bin/bash

#----------------------------------------------------------------------------------
# Project Name      - miscellaneous/ubusecrss
# Started On        - Fri  9 Feb 19:48:37 GMT 2018
# Last Change       - Fri  9 Feb 19:58:42 GMT 2018
# Author E-Mail     - terminalforlife@yahoo.com
# Author GitHub     - https://github.com/terminalforlife
#----------------------------------------------------------------------------------
# Not entirely sure where I'm going with this, but it'll output the titles and HTTP
# URLs for them, of the Ubuntu security RSS feed, by parsing the initial page. I
# had in mind a notifier for when RSS feeds arrive and are new.
#----------------------------------------------------------------------------------

XERR(){ printf "[L%0.4d] ERROR: %s\n" "$1" "$2" 1>&2; exit 1; }
[ -x /usr/bin/wget ] || XERR "$LINENO" "Dependency '/usr/bin/wget' not met."

URL="https://usn.ubuntu.com/usn/rss.xml"

while IFS=">" read -a X; do
	if [[ "${X[0]}" =~ ^\</description ]]; then
		[ "${X[6]}" -a "${X[2]%<*}" ] || continue
		printf "%s\n%s\n\n" "${X[6]}" "${X[2]%<*}"
	fi
done <<< "$(/usr/bin/wget -q "$URL" -O -)"

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