Shell script for creating/destroying/opening .pow symlinks

pow

#!/bin/bash
# Scripts for creating/deleting/viewing pow symlinks
# Created by Tyler J. (first ever bash!!!)

a=`pwd`
b=`basename -a $a`

create()
{
	# Create a pow symlink
	if [ ! -d ~/.pow/$b/ ]
		then
			ln -s $a ~/.pow/$b
			echo 'Pow symlink created'
		else
			echo 'Pow symlink already exists'
		fi
	
	c=`echo $b'.dev'`
	echo $c
}

delete()
{
	#Delete pow symlink
	if [ -d ~/.pow/$b/ ]
		then
			rm -rf ~/.pow/$b
			echo 'Pow symlink deleted'
		else
			echo 'Pow symlink does not exist'
		fi
}

list()
{
	# Listing pow symlinks
	ls ~/.pow/
}

openpow()
{
	#Opens the project in pow via the users default browswer
	#If no symlink exists, then one is created
	if [ -d ~/.pow/$b/ ]
		then
			echo 'Opening pow @'$b'.dev...'
			open 'http://'$b'.dev'
		else
			create
			openpow
		fi
}

powhelp()
{
	echo 'Pow Commands:'
	echo 'create (c)'
	echo 'delete (d, del)'
	echo 'list (l, li)'
	echo 'open (o)'
	echo 'help (?, h)'
}

find_command()
{
	#Matches the command argument against the command shortcuts
	com=$1
	
	if [ $1 == 'c' ]
		then
			com='create'
		fi
	if [ $1 == 'd' ] || [ $1 == 'del' ] 
		then
			com='delete'
		fi
	if [ $1 == 'l' ] || [ $1 == 'li' ]
		then
			com='list'
		fi
	if [ $1 == 'o' ]
		then
			com='open'
		fi
	if [ $1 == 'h' ] || [ $1 == '?' ]
		then
			com='help'
		fi
}

#Execute
if [ $1 ]
	then
		find_command $1
		
		if [ $com == 'create' ]
			then
				create $2
			fi
		if [ $com == 'delete' ]
			then
				delete
			fi
		if [ $com == 'list' ]
			then
				list
			fi
		if [ $com == 'open' ]
			then
				openpow
			fi
			if [ $com == 'help' ]
				then
					if [ $2 ]
						then
						find_command $2
							
							echo 'Usage for command: '$com
							case "$com" in
								'create') echo "Creates a pow symlink in the .pow directory using the current directory name";;
								'delete') echo "Deletes the pow symlink";;
								'list') 	echo "Lists all pow symlinks in the .pow directory";;
								'open') 	echo "Opens the current directory in pow via users default web browser"
													echo "If no pow symlink exists, then one is automatically created";;
								'help') 	echo "Why are you hasseling me?";;
								*) 				echo "No such command: '"$2"'"
													echo "Type 'pow help' for available commands" ;;
								esac
						else
							powhelp
						fi
				fi
	else
		create
	fi

Create file 'pow', and place in /usr/bin/

Then type 'pow help' for a command list.