#!/bin/bash

USER=""
PASSWORD=""

if [ -z $1 ]; then
        echo -e "ERROR: No database name. Usage: export_db DATABASE_NAME"
        exit;
fi
DB=$1
OUTPUT_FILE="$DB.sql"

if [ -f $OUTPUT_FILE ]; then
        read -p "Do you want to replace the existing file $OUTPUT_FILE? [y/n]" yn
        case $yn in
                [Yy]* )
                        rm $OUTPUT_FILE;;
                * )
                        timestamp=$(date +%m%d%y%H%M%S);
                        OUTPUT_FILE=$DB.$timestamp.sql;;
        esac
fi

mysqldump --user=$ROOT  --password=$PASSWORD $DB > $OUTPUT_FILE
if [ $? -ne 0 ]; then
        echo "ERROR: Database $DB does not exist";
        exit;
fi

read -p "Do you need to replace the domain on the db file? [y/n]" yn
case $yn in
        [Yy]* )
                read -p "Domain name to replace: " $FROM_DOMAIN
                read -p "Replace domain name with: " $TO_DOMAIN
                perl -pi -w -e "s#${FROM_DOMAIN}#${TO_DOMAIN}#g;" $OUTPUT_FILE;;
        * ) ;;
esac

read -p "Gzip the file? [y/n]" yn
case $yn in
        [Yy]* ) gzip $OUTPUT_FILE;;
        * ) ;;
esac

echo "**** DB $1 EXPORTED ****"