#!/usr/bin/gawk -f
#date "+'%b %Y' --date='yesterday'"
#cmd="date +%Y%m%s";cmd | getline date;close(cmd)
BEGIN {RS = "\n}";srand(3);} 
#first="$1"
#cmd="date -R --date=$first";cmd | getline date;close(cmd)
#cat changelog.txt| gawk -v date="$DATE" -e 'BEGIN {RS = "|"} $0 ~ date'
##	gawk  ' BEGIN {RS = "\n" ; ORS = "<br/>"} { print $0 } '
#echo "]]></content:encoded>"
#echo "</item>"

{date=$1 " " $2 " " $3} 
{cmd="date -I --date=\047" date "\047" | getline rndate;close(cmd)}

# make random line the title
{split($0, contentLines, "\n")}
{randnum=(rand()*(length(contentLines)-2))+2}
{split(randnum,lineFloat,".")}
{whichLine=lineFloat[1]}
{title=contentLines[whichLine]}

{print "<item>"}
{print "<category>lang</category>"}
{print "<title>" title "</title>"}
{printf "<pubDate>" rndate }
{print "</pubDate>"}
{printf "<description><![CDATA["}
{gsub(/</, "[ ", $0)}
{gsub(/>/, "] ", $0)}
{gsub(/\n/, "\r\n", $0)}
{print $0}
{print  "]]></description>"}
{print "</item>"}