#!/bin/bash



# Make Variables Available For Later Use
INSTALLLOG=/var/log/easyengine/install.log

# Capture Errors
OwnError()
{
	echo -e "[ `date` ] \033[31m$@\e[0m" | tee -ai $INSTALLLOG
	exit 101
}

EEUPDATE()
{
	# Clone EasyEngine (ee) Stable Repository
	git clone -b stable git://github.com/rtCamp/easyengine.git /tmp/easyengine &>> $INSTALLLOG || OwnError "Unable To Clone Easy Engine"

	# EasyEngine (ee) /etc Files
	cp -a /tmp/easyengine/etc/bash_completion.d/ee /etc/bash_completion.d/ &>> $INSTALLLOG || OwnError "Unable To Copy EE Auto Complete File"
	cp -a /tmp/easyengine/etc/easyengine/ee.conf /etc/easyengine/ &>> $INSTALLLOG || OwnError "Unable To Copy ee.conf File"

	# EE /usr/share/easyengine Files
	cp -a /tmp/easyengine/etc/nginx/* /usr/share/easyengine/nginx/ &>> $INSTALLLOG || OwnError "Unable To Copy Configuration Files "
	cp -a /tmp/easyengine/usr/share/easyengine/* /usr/share/easyengine/ &>> $INSTALLLOG || OwnError "Unable To Copy Configuration Files "

	# EE Command
	cp -a /tmp/easyengine/usr/local/sbin/* /usr/local/sbin/ &>> $INSTALLLOG || OwnError "Unable To Copy EasyEngine Command"

	# EE Man Pages
	cp -a /tmp/easyengine/man/ee.8 /usr/share/man/man8/ &>> $INSTALLLOG || OwnError "Unable To Copy EasyEngine Man Pages"

	# Change Permission For EE
	chmod 750 /usr/local/sbin/easyengine /usr/local/sbin/eeupdate || OwnError "Unable To Change EasyEngine Command Permission"

	# Create Symbolic Link If Not Exist
	if [ ! -L /usr/local/sbin/ee ]
	then
		ln -s /usr/local/sbin/easyengine /usr/local/sbin/ee
	fi

	# Adjust FastCGI Cache Size 20% Of /var/run
	VARRUNSIZE=$(df --block-size=M /var/run | awk '{print $4}' | tail -n1 |cut -d'M' -f1)
	FCSIZE=$(expr $VARRUNSIZE \* 25 / 100)

	# Change Size
	sed -i "s/500m/$FCSIZE\m/" /usr/share/easyengine/nginx/conf.d/fastcgi.conf || OwnError "Unable To Change Fastcgi Cache Size"

	# Git Config Settings
	EEGITNAME=$(git config user.name)
	EEGITEMAIL=$(git config user.email)

	if [ -z "$EEGITNAME" ] || [ -z "$EEGITEMAIL" ]
	then
		echo
		echo -e "\033[34mEasyEngine (ee) Required Your Name & Email Address To Track Changes You Made Under The Git\e[0m" | tee -ai $INSTALLLOG
		echo -e "\033[34mEasyEngine (ee) Will Be Able To Send You Daily Reports & Alerts In Upcoming Version\e[0m" | tee -ai $INSTALLLOG
		echo -e "\033[34mEasyEngine (ee) Will NEVER Send Your Information Across\e[0m" | tee -ai $INSTALLLOG
	fi
	# Check Git User Is Empty Or Not
	if [ -z "$EEGITNAME" ]
	then
		read -p "Enter Your Name [$(whoami)]: " EEGITNAME
		# If Enter Is Pressed
		if [[ $EEGITNAME = "" ]]
		then
			EEGITNAME=$(whoami)
		fi
		git config --global user.name "$EEGITNAME" &>> $INSTALLLOG	
	fi

	# Check Git User Is Empty Or Not
	if [ -z "$EEGITEMAIL" ]
	then
		read -p "Enter Your Email [$(whoami)@$(hostname -f)]: " EEGITEMAIL
		# If Enter Is Pressed
		if [[ $EEGITEMAIL = "" ]]
		then
			EEGITEMAIL=$(whoami)@$(hostname -f)
		fi
		git config --global user.email $EEGITEMAIL &>> $INSTALLLOG
	fi
}


EE101()
{
	# Let Copy Some Missing Files
	(sed "/allow/,+2d" /usr/share/easyengine/nginx/common/acl.conf; grep -v ^# /etc/nginx/common/allowed_ip.conf ) > /etc/nginx/common/acl.conf
	cp -v /usr/share/easyengine/nginx/common/locations.conf /etc/nginx/common
	
}



# Update EasyEngine (ee)
EECURRENTVERSION=$(ee version | awk '{print($3)}')
EELATESTVERSION=$(curl -sL https://api.github.com/repos/rtCamp/easyengine/releases | grep tag_name | awk '{print($2)}' | cut -d'"' -f2 | cut -c2-)
echo EECURRENTVERSION = $EECURRENTVERSION EELATESTVERSION = $EELATESTVERSION &>> $INSTALLLOG

if [[ $EECURRENTVERSION < $EELATESTVERSION ]]
then
	stty echo
	read -p "Would You Like To Update EasyEngine To $EELATESTVERSION (y/n): " EEUPDATE

	# Check User Choice
	if [ "$EEUPDATE" = "y" ] || [ "$EEUPDATE" = "Y" ]
	then
		# Lets Start Update 
		echo &>> $INSTALLLOG
		echo &>> $INSTALLLOG
		echo -e "\033[34mEasyEngine (ee) Update Started [$(date)]\e[0m" | tee -ai $INSTALLLOG

		# Update EasyEngine (ee)
		EEUPDATE

		if [[ $EECURRENTVERSION = 1.0.1 ]]
		then
			EE101
		fi
	fi

else
	echo "EasyEngine Already Updated To The Latest Version"
fi