EGLUG backup script

#!/bin/bash
#mysqlbackup is script writen to dump eglug databases
#+ Diaa Radwan

DATE=$(date +%d-%m-%y)
BACKUP_PATH='path/to/backups'
DBACKUP_PATH='/path/to/ocument_root'
DB_NAME='dbname'
DB_USER='dbuser'
PASSWORD='pass'
DOCUMENTROOT='/path/to/docroot'
MYDUMP_OPTIONS='--add-drop-table -acv  --compatible=mysql40 --host dbhost'

      case "$1" in

        databases)
        for db in $DB_NAME ;do
        mkdir -p $BACKUP_PATH/$DB_NAME/$DATE
        mysqldump $MYDUMP_OPTIONS -u$DB_USER -p${PASSWORD} $db > $BACKUP_PATH/$DB_NAME/$DATE/${DB_NAME}.mysql
        tar cjvf $BACKUP_PATH/$DB_NAME/$DATE/${DB_NAME}.mysql.tar.bz2 $BACKUP_PATH/$DB_NAME/$DATE/${DB_NAME}.mysql
        rm -f $BACKUP_PATH/$DB_NAME/$DATE/${DB_NAME}.mysql

        done

           ;;
          tables)
          for db in $DB_NAME
          do
                mkdir -p $BACKUP_PATH/$DB_NAME/$DATE/dbtables
          for tables in `echo "show tables" | mysql -u$DB_USER -p${PASSWORD} $DB_NAME | grep -v "Tables_in_"`
          do
        mysqldump $MYDUPM_OPTIONS -u$DB_USER -p${PASSWORD} $DB_NAME $tables > $BACKUP_PATH/$DB_NAME/$DATE/dbtables/$tables.mysql
          tar cjvf $BACKUP_PATH/$DB_NAME/$DATE/dbtables/$tables.mysql.tar.bz2 $BACKUP_PATH/$DB_NAME/$DATE/dbtables/$tables.mysql
          rm -f $BACKUP_PATH/$DB_NAME/$DATE/dbtables/$tables.mysql
          done
          done
           ;;
        docroot)
        mkdir -p $DBACKUP_PATH
        tar cjvf $DBACKUP_PATH/eglug.org_docroot_${DATE}.tar.bz2 $DOCUMENTROOT
        ;;

        dt)
           sh $PWD/$0 databases
           sh $PWD/$0 tables
           ;;
                *)
             echo "USAGE: $0 {tables|databases|dt|docroot}"
        esac