sys info.sh

#!/bin/bash

# ==USER==
user=$(whoami)

# ==HOSTNAME==
hostname=$(HOSTNAME | sed 's/.local//g')
# if hostname is 35 characters, truncates to make it fit on std. 80 window
if [ ${#HOSTNAME} -gt 35 ]
then
   hostname=${HOSTNAME:0:35}
fi

# ==MODEL==
model=$(system_profiler SPHardwareDataType -detailLevel mini | awk '/Model Identifier/ { print $3 }')

# ==GRAPHICS==
graphics=$(system_profiler SPDisplaysDataType |
awk '/Model/{for (i=1; i<=NF-2; i++) $i = $(i+2); NF-=2; print}' | paste -sd "/" -)

graphicsnoBrand=$(system_profiler SPDisplaysDataType |
awk '/Model/{for (i=1; i<=NF-3; i++) $i = $(i+3); NF-=3; print}' | paste -sd "/" -)
# Use system_profiler to find graphics cards, then awk to find 'Model'
# Output of this step is lines such as this:
#  Chipset Model: Intel HD Graphics
#  Chipset Model: NVIDIA GeForce GT 330M
# Use awk with a loop to print the arguments after Model: to end of line
# Use paste to join multiple lines together with a slash if necessary.
# Sample output:
#  graphics:        Intel HD Graphics/NVIDIA GeForce GT 330M
#  graphicsnoBrand: HD Graphics/GeForce GT 330M

# ==VERSION==
versionNumber=$(sw_vers -productVersion) # Finds version number

versionShort=${versionNumber:0:4}  # Cut sting to 1 decimal place for calculation

#music=$(./nowplaying)
music="test"
case $versionShort in
    10.9)
        versionString="Mavericks"
        ;;
    10.8)
        versionString="Mountian Lion"
        ;;
    10.7)
        versionString="Lion"
        ;;
    10.6)
        versionString="Snow Leopard"
        ;;
    10.5)
        versionString="Leopard"
        ;;
    10.4)
        versionString="Tiger"
        ;;
    10.3)
        versionString="Panther"
        ;;
    10.2)
        versionString="Jaguar"
        ;;
    10.1)
        versionString="el Capitan"
        ;;
    10.0)
        versionString="Cheetah"
        ;;

esac

version="$versionString"

# ==KERNEL==
kernel="XNU"

# ==UPTIME==
uptime=$(uptime | sed 's/.*up \([^,]*\), .*/\1/')

# ==SHELL==
shell="$SHELL"
wm="Quartz"

# ==TERMINAL==
terminal="$TERM"

# ==PACKAGE MANAGER==

# check if brew or macports is installed, then total there packages and set packagehandler
if [ -e /usr/local/bin/brew ]
then
    brewpackages=$(brew list -l | tail -n +2 | wc -l)
    packagehandler=$brewpackages
elif [ -f /opt/local/bin/port ] #don't think this is the right directory, need to check later.
then
    macportpackages="`port installed | wc -l | awk '{print $1 }'`"
    packagehandler=$macportpackages
fi

# ==CPU==
cpu=$(sysctl -n machdep.cpu.brand_string)
# removes (R) and (TM) from the CPU name so it fits in a standard 80 window
cpu=$(echo "$cpu" | awk '$1=$1' | sed 's/([A-Z]\{1,2\})//g')

# ==MEMORY==
mem=$(sysctl -n hw.memsize)
mem="$((mem/1000000000)) GB"

# ==DISK==
disk=`df -Hl | head -2 | tail -1`
dpercent=`echo $disk | awk '{print $5}'`
dfree=`echo $disk | awk '{print $4}'`
dused=`echo $disk | awk '{print $3}'`
dcapacity=`echo $disk | awk '{print $2}'`

# Colors Variables
red="1"
green="2"
yellow="3"
blue="4"
purple="5"
lightblue="6"
grey="7"

textColor=$(tput setaf $red)
normal=$(tput sgr0)
GR='\033[00;32m'
                        YE='\033[00;33m'
                        LR='\033[01;31m'
                        RE='\033[00;31m'
                        PU='\033[00;35m'
                        CY='\033[00;36m'
                        BL='\033[00;34m'

# While loops for script arguments
while [ $# -gt 0 ]
do
    case "$1" in

    -c|--color)
            GR='\033[00;32m'
            YE='\033[00;33m'
            LR='\033[01;31m'
            RE='\033[00;31m'
            PU='\033[00;35m'
            CY='\033[00;36m'
            BL='\033[00;34m'
            shift
            ;;
    -red)
            textColor=$(tput setaf $red)
            shift
            ;;
    -green)
            textColor=$(tput setaf $green)
            shift
            ;;
    -yellow)
            textColor=$(tput setaf $yellow)
            shift
            ;;
    -blue)
            textColor=$(tput setaf $blue)
            shift
            ;;
    -purple)
            textColor=$(tput setaf $purple)
            shift
            ;;
    -grey)
            textColor=$(tput setaf $grey)
            shift
            ;;
    *)
            break
            ;;
    esac
done


userText="${textColor}Host${normal}"
hostnameText="${textColor}Hostname:${normal}"
modelText="${textColor}Model ${normal}"
versionText="${textColor}OS${normal}"
kernelText="${textColor}Kernel:${normal}"
uptimeText="${textColor}Uptime${normal}"
shellText="${BL}${textColor}Shell${normal}"
terminalText="${textColor}Terminal:${normal}"
packagehandlerText="${textColor}Packages:${normal}"
cpuText="${textColor}CPU:${normal}"
memoryText="${textColor}Memory:${normal}"
graphicsText="${textColor}Graphics:$normal"
diskText="${textColor}Disk${normal}"
musicText="${textColor}Music${normal}"
wmText="${textColor}WM${normal}"


echo -e "
${GR}                       ▄▆█
${GR}                     ▗███▀
${GR}                     ███▀
${GR}               ▂▂   ▗█▛  ▂▂▂
${GR}            ▄██████▄▄▄▄██████▄
${GR}          ▄████████████████████▖
${YE}         ▟████████████████████▛▘            $userText  $user@$(HOSTNAME | sed 's/.local//g')
${YE}        ▟████████████████████▘                $versionText  $version
${RE}        ████████████████████▌                 ${textColor}WM  ${normal}$wm
${RE}        ████████████████████▙             $uptimeText  $uptime
${RE}        ▐████████████████████▄              $diskText  $dpercent
${RE}         ██████████████████████▄           $modelText $model
${PU}         ▝██████████████████████
${PU}          ▀████████████████████▛
${BL}            ▀█████████████████▀
${BL}             ▝▀██▛▀▔  ▔▀▀██▀▀
${normal}
"