#!/bin/bash

update() {
        cd $1
        STATUS="$(git pull)"
        if [ "$STATUS" != "Already up-to-date." ] && [ "$STATUS" != "Already up to date." ]
        then
                echo "[$(/bin/date +%Y-%m-%d\ %H:%m)] $2 updated"
                echo $STATUS
                if [ "$3" != "" ]
                then
                        service $3 restart
                fi
        fi
}

update /www/htdoc "Example Website" "service name"
# update /www/htdoc/website2 "Example v2 Website" "service v2 name"