Prompt Command with time, user, host, location, git branch, and git status

.bash_profile

###
# Colors

export RED="\[\033[0;31m\]"
export RED_BOLD="\[\033[01;31m\]"
export BLUE="\[\033[0;34m\]"
export CYAN='\[\e[0;36m\]'
export PURPLE='\[\e[0;35m\]'
export GREEN="\[\033[0;32m\]"
export YELLOW="\[\033[0;33m\]"
export BLACK="\[\033[0;38m\]"
export NO_COLOUR="\[\033[0m\]"

export C_RESET='\[\e[0m\]'
export C_TIME=$GREEN
export C_USER=$BLUE
export C_PATH=$YELLOW
export C_GIT_CLEAN=$CYAN
export C_GIT_DIRTY=$PURPLE

 
###
# Functions

# Function to assemble the Git part of our prompt.
function git_prompt {
    if ! git rev-parse --git-dir > /dev/null 2>&1; then
        return 0
    fi
 
    echo ":$(git branch 2>/dev/null| sed -n '/^\*/s/^\* //p')"
}
function git_prompt_color {
    if ! git rev-parse --git-dir > /dev/null 2>&1; then
        return 0
    fi
 
    git_branch=$(git branch 2>/dev/null| sed -n '/^\*/s/^\* //p')
 
    if git diff --quiet 2>/dev/null >&2; then
        git_color="${C_GIT_CLEAN}"
    else
        git_color="${C_GIT_DIRTY}"
    fi
 
    echo ":${git_color}${git_branch}${C_RESET}"
}


###
# Customisation

# Terminal Prefix
function prompt_command {
	local separator=':'
	local time=$(date +%H:%M:%S)
	local path=${PWD/$HOME/~}
	local user="${USER}@${HOSTNAME}"
	local title="${user}${separator}${path}$(git_prompt)"
	local prefix="${C_TIME}${time}${C_RESET}${separator}${C_USER}${user}${C_RESET}${separator}${C_PATH}${path}${C_RESET}$(git_prompt_color)\$ "
	export PS1="${prefix}"
    echo -ne "\033]0;${title}\007"
}
export PROMPT_COMMAND=prompt_command

README.md

Installation

1. Copy the above code
2. Insert it into your ~/.bash_profile
3. Save, now all terminal windows from now on will have the awesomeness

Screenshot

Credits

• http://balupton.com
• http://stackoverflow.com/a/11107564/130638
• http://pastebin.com/uNCCuMMD
• http://www.linuxjournal.com/content/return-values-bash-functions
• http://tldp.org/HOWTO/Xterm-Title-4.html
• http://vvv.tobiassjosten.net/bash/dynamic-prompt-with-git-and-ansi-colors