Nginx and Uwsgi helpers for enabling sites/apps by automatically creating symlinks

ndissite

#!/bin/bash
if [ "$1" ]; then
  #site argument is set
	if [ -L /etc/nginx/sites-enabled/$1 ]; then
		#symbolic link does not exist, enable the site
		echo "Disabling nginx site $1!"
		sudo rm /etc/nginx/sites-enabled/$1
		sudo service nginx restart
	else
		#symbolic link exists, give the user a message
		if [ -f /etc/nginx/sites-available/$1 ]; then
			#site exists in sites-available
			echo "-> Site already disabled! <-"
		else
			#site does not exist in sites-available
			echo "-> Site not found! <-"
		fi
	fi
else
	#echo -e allows literal translation for tab character
	echo -e "Avail |\tEnabled"
	#list sites available and sites enabled in two columns
	comm -2 <(ls /etc/nginx/sites-available) <(ls /etc/nginx/sites-enabled)
	#prompt the user to enter a sitename from the enabled sites list
	read -p "Which site would you like to disable? " site
	#re-run the script with the site argument
	ndissite $site
fi

nensite

#!/bin/bash
if [ "$1" ]; then
  #site argument is set
	if [ -f /etc/nginx/sites-available/$1 ]; then
		#site exists
		if [ -L /etc/nginx/sites-enabled/$1 ]; then
			#symlink exists
			echo "-> Site is already enabled! <-"
		else
			echo "Enabling nginx site $1!"
			sudo ln -s /etc/nginx/sites-available/$1 /etc/nginx/sites-enabled/$1
			sudo service nginx restart
		fi
	else
		echo "-> Site not found! <-"
	fi
else
	#echo -e allows literal translation for tab character
	echo -e "Avail |\tEnabled"
	#list sites available and sites enabled in two columns
	comm -2 <(ls /etc/nginx/sites-available) <(ls /etc/nginx/sites-enabled)
	read -p "Which site would you like to enable? " site
	nensite $site
fi

udisapp

#!/bin/bash
if [ "$1" ]; then
  #app argument is set
	if [ -L /etc/uwsgi/apps-enabled/$1 ]; then
		#symbolic link does not exist, enable the app
		echo "Disabling uwsgi app $1!"
		sudo rm /etc/uwsgi/apps-enabled/$1
		sudo service uwsgi restart
	else
		#symbolic link exists, give the user a message
		if [ -f /etc/uwsgi/apps-available/$1 ]; then
			#app exists in apps-available
			echo "-> App already disabled! <-"
		else
			#app does not exist in apps-available
			echo "-> App not found! <-"
		fi
	fi
else
	#echo -e allows literal translation for tab character
	echo -e "Avail |\tEnabled"
	#list apps available and apps enabled in two columns
	comm -2 <(ls /etc/uwsgi/apps-available) <(ls /etc/uwsgi/apps-enabled)
	#prompt the user to enter a appname from the enabled apps list
	read -p "Which app would you like to disable? " app
	#re-run the script with the app argument
	udisapp $app
fi

uenapp

#!/bin/bash
if [ "$1" ]; then
  #app argument is set
	if [ -f /etc/uwsgi/apps-available/$1 ]; then
		#app exists
		if [ -L /etc/uwsgi/apps-enabled/$1 ]; then
			#symlink exists
			echo "-> App is already enabled! <-"
		else
			echo "Enabling uwsgi app $1!"
			sudo ln -s /etc/uwsgi/apps-available/$1 /etc/uwsgi/apps-enabled/$1
			sudo service uwsgi restart
		fi
	else
		echo "-> App not found! <-"
	fi
else
	#echo -e allows literal translation for tab character
	echo -e "Avail |\tEnabled"
	#list apps available and apps enabled in two columns
	comm -2 <(ls /etc/uwsgi/apps-available) <(ls /etc/uwsgi/apps-enabled)
	read -p "Which app would you like to enable? " app
	uenapp $app
fi