Shell Programming and Scripting

#!/bin/bash

SYSDIR="/var/www/html/Intranet"
HTTPLINK="http://TYPE.IP.ADDRESS.HERE/pdfs"
FEEDTITLE="Najnoviji dokumenti na Intranetu OUG"
FEEDLINK="http://TYPE.IP.ADDRESS.HERE/pdfs"
FEEDDESC="Novi dokumenti"
RSSDIR="/var/www/html/rss"
#DESC="`date`"



function testing_variables {
        if [ ! -d ${RSSDIR} ]; then
                echo -e 'ERROR: $RSSDIR does not exists!\nPlease create a directory and set the right path for $RSSDIR variable!'
                exit 1
        fi

        if [ ! -d ${SYSDIR} ]; then
                echo -e 'ERROR: $SYSDIR does not exists!\nPlease create a directory and set the right path for $SYSDIR variable!'
        fi
}

function rss_header {
### RSS HEADER
echo "<!--?xml version=\"1.0\"?-->
<rss version="\"2.0\"">
  <channel>
        <title>${FEEDTITLE}</title>
        <link>${FEEDLINK}
        <description>${FEEDDESC}</description>" > $1
}

function rss_body {
#RSS BODY
for FILES in `find ${SYSDIR} -type f -name "*.pdf" | xargs ls -t | grep -i ${2}`; do
NAME="`basename $FILES`"
#PARENTDIR="`dirname $FILES | awk -F "/" '{print $NF}'`"

echo "  <item>
                <title>${NAME}</title>
                <link>${HTTPLINK}/${2}/${NAME}
<!--                <description>${DESC}</description> -->
        </item>" >> ${1}
done
}

function rss_footer {
### RSS FOOTER
echo "</channel></rss>" >> ${1}
}


### Main code ###
 
for FILES in `find ${SYSDIR} -type f -name "*.pdf" | xargs ls -t`; do
        PARENTDIR="`dirname $FILES | awk -F "/" '{print $NF}'`"
 
        rss_header ${RSSDIR}/${PARENTDIR}.xml
        rss_body   ${RSSDIR}/${PARENTDIR}.xml ${PARENTDIR}
        rss_footer ${RSSDIR}/${PARENTDIR}.xml
done

tr -d '\r' script.sh >script1.sh