delete_database.sh

#!/usr/bin/bash
regex='^[a-z|A-Z][0-9|a-z|A-Z|_|\d]*$'
while true
	do
	tmpForm=$(yad \
	--center \
	--title "7amasa DB Engine" \
	--form --field="Enter Database Name" \
	--button=gtk-ok:0 \
	--button=gtk-cancel:1 \
	)

	choice0=$?

	if [ $choice0 = 1 ]
	then
		break

	elif [ $choice0 = 252 ]
	then 
		kill -9 `ps --pid $$ -oppid=`; exit
	elif [ $choice0 = 0 ]
	then
		DBName=$(echo $tmpForm | awk 'BEGIN {FS="|" } { print $1 }') 
			
		if [[ $DBName && $DBName =~ $regex ]]
		then
			if [ -d /var/7amasaDB/$DBName -a $DBName ] 
			then
				tmpForm=$(yad \
				--center \
				--title "7amasa DB Engine" \
				--text "Are you sure that you want to delete database $DBName ?" \
				--button="yes":1 \
				--button="NO":2 \
				)
				choice=$?

				case $choice in
					1)	rm -r -f /var/7amasaDB/$DBName
					if [ ! -d /var/7amasaDB/$DBName ]
					then
						tmpForm=$(yad \
						--center \
						--title "7amasa DB Engine" \
						--text "$DBName Deleted Successfully" \
						--button=gtk-go-back:1 \
						)
						break
					else
						tmpForm=$(yad \
						--center \
						--title "7amasa DB Engine" \
						--text "something went wrong $?" \
						--button=gtk-go-back:1 \
						)
						break
					fi
					;;
					2) break
					;;
					252) kill -9 `ps --pid $$ -oppid=`; exit
					;;
				esac
			else
				tmpForm=$(yad \
				--center \
				--title "7amasa DB Engine" \
				--text "$DBName Database not found" \
				--button=gtk-go-back:1 \
				)
			fi
		fi
	fi
done