info.sh

#!/bin/bash
function dagd {
	if [ $1 -eq '-6' ]; then
		curl -m 2 -s "http://da.gd/$2"
	else
		curl -m 2 -s -4 "http://da.gd/$2?strip"
	fi
}
function remote_network {
	# set some magical temporary stuff
	_IPV4_ADDRESS=$(dagd -4 ip)
	_IPV6_ADDRESS=$(dagd -6 ip)
	_IPV4_ISP=$(dagd -4 isp)
	_IPV6_ISP=$(dagd -6 isp)
	echo -e "\tRemote IP Addresses:"
	if [ "$_IPV4_ADDRESS" ]; then
		echo -e "\t\tExternal IPv4 Address: $_IPV4_ADDRESS ($_IPV4_ISP)"
	else
		echo -e "\t\tExternal Networking Offline"
	fi
	if [[ "$_IPV4_ADDRESS" != "$_IPV6_ADDRESS" ]]; then
		echo -e "\t\tExternal IPv6 Address: $_IPV6_ADDRESS ($_IPV6_ISP)"
	fi
}
function battery {
	which upowerd > /dev/null 2>&1
	if [ $? -eq 0 ]; then
		if upower -e|grep -q battery; then
			echo -e "\\e[34;1mBattery:\\e[m"
			export BATT=$(timeout 2.5s upower -i /org/freedesktop/UPower/devices/battery_BAT0|grep :|grep -E "^    "|awk 'BEGIN { FS = " "; ORS = "\\0" } { print $(1) " " $(2) " " $(3) " " $(4) " " $(5) }')
			echo "  "`echo -e $BATT|grep -z state|cut -d " " -f 2` at `echo -e $BATT|grep -z energy-rate|cut -d " " -f 2,3`
			echo "  "`echo -e $BATT|grep -z 'time to'|cut -d " " -f 4,5` `echo -e $BATT|grep -z 'time to'|cut -d " " -f 2,3|head -c -2` "("`echo -e $BATT|grep -z percentage|cut -d " " -f 2`")"
		fi
	else
		which ioreg > /dev/null 2>&1
		if [ $? -eq 0 ]; then
			export BATT=$(ioreg -l | grep -i capacity | tr '\n' ' | ' | awk '{printf("%.2f%%", $10/$5 * 100)}')
			echo -e "\tBattery: Battery at $BATT"
		else
			echo -e "\tBattery: Not Detected..."
		fi
	fi
}
function userinfo {
	echo -e "\tYou are `whoami` on `hostname`"
}
function local_network {
	raw_interfaces=$(ifconfig |
	perl -ane '
	    END{print "\042", join("\042 \042", @a), "\042\n"}
	    $a[$c++] = $1 if /^(\w+)/;
	')
	interfaces=($raw_interfaces)
	echo -e "\tLocal Network Interfaces:"
	for interface in "${interfaces[@]}"
	do
	        address=$(ifconfig `echo $interface | sed "s/\"//g"`|awk '{ if ( $1 == "inet" ) { print $2 } }')
	        if [ $address ]; then
	                echo -e "\t\tInterface $interface has address $address"
	        fi
	done
}
function sysmem {
	echo -e "\tSystem Memory:"
        if [ "$OSTYPE" == "linux-gnu" ]; then
		_MEMPERCENT=$((`free -m | grep '+' | awk {'print $3'}`*100/`free -m | grep 'Mem:' | awk {'print $2'}`))%
		echo -e "\t\tMem: $((`free -m | grep '+' | awk {'print $3'}`*100/`free -m | grep 'Mem:' | awk {'print $2'}`))% (`free -m | grep '+' | awk {'print $3'}`MB) from `free -m | grep 'Mem:' | awk {'print $2'}`MB"
	else
		FREE_BLOCKS=$(vm_stat | grep free | awk '{ print $3 }' | sed 's/\.//')
		INACTIVE_BLOCKS=$(vm_stat | grep inactive | awk '{ print $3 }' | sed 's/\.//')
		SPECULATIVE_BLOCKS=$(vm_stat | grep speculative | awk '{ print $3 }' | sed 's/\.//')

		FREE=$((($FREE_BLOCKS+SPECULATIVE_BLOCKS)*4096/1048576))
		INACTIVE=$(($INACTIVE_BLOCKS*4096/1048576))
		TOTAL=$((($FREE+$INACTIVE)))
		MEMPERCENT=$(($FREE/$TOTAL))
        	echo -e "\t\tCurrently using `echo $FREE $TOTAL | awk '{printf("%.f%%", $1/$2 * 100)}'` of RAM with $FREE MB of RAM free."
	fi
}
function system_overview {
	_LOAD=$(uptime | grep -ohe 'load average[s:][: ].*' | awk '{ print $3 }')
	_UPTIME=$(uptime | grep -ohe 'up .*' | sed 's/,//g' | awk '{ print $2 }')
	_PROCESSES=$(ps aux|wc -l)
	_ARCH=$(uname -m)
	_UNAME=$(uname -a)
	_USERS=$(who | sort | wc -l)
	if [ "$_UNAME" = *Linux* ]; then
		_OS=$(uname -or)
	else
		_OS=$(uname -rs)
	fi
	echo -e "\tGeneral System Information:"
	echo -e "\t\tOperating System: $_OS\t\tUsers: $_USERS\n\t\tProcesses: $_PROCESSES\t\t\tSystem Uptime: $_UPTIME\n\t\tSystem Load: $_LOAD\t\t\tArchitecture: $_ARCH"
}
userinfo
sysmem
system_overview
battery
local_network
remote_network