New and enhanced bash commands for developers on Mac OS X.

bash-commands.sh

#!/bin/bash

# ---------------------------------------------------------------------------
#	
#	File:           .bash_commands
#
#	Author:         Ryan Sechrest
#	Website:        ryansechrest.com
#
#	Description:    New and enhanced bash commands for developers on Mac OS X.
#
# ---------------------------------------------------------------------------


# Aliases
# ---------------------------------------------------------------------------


# Bash commands
# ---------------------------------------------------------------------------
function ryse_bash {
	case $1 in
		help)
			echo 'List of commands:'
			echo '   ~                   Move into home directory'
			echo '   ..                  Move into parent directory'
			echo '   finder              Open current directory in Finder'
			echo '   flushdns            Flush DNS cache'
			echo '   hide                Hide dot files in Finder'
			echo '   ios                 Open iOS Simulator'
			echo '   ip                  Display your local and public IP address'
			echo '   ll                  Display detailed directory contents'
			echo '   password [length]   Generate random password and copy to clipboard'
			echo '   ql <file>           Preview file with Quick Look'
			echo '   rmds                Remove .DS_Store files recursively starting from current directory'
			echo '   show                Show dot files in Finder'
			;;
		reload)
			source ~/.bash_profile
			;;
		update)
			curl https://gist.githubusercontent.com/ryansechrest/7531965/raw/ -o ~/.bash_commands
			ryse bash reload
			;;
		*)
			echo 'Usage: ryse bash <command>'
			echo '   help     View list of commands'
			echo '   reload   Reload .bash_profile'
			echo '   update   Update .bash_commands'
			;;
	esac
}

function ryse_wp {
	case $1 in
		install)
			# Clone WordPress configuration files
			git clone https://gist.github.com/8430868.git .
			rm -rf .git

			# Initialize Git
			git init

			# Clone WordPress
			git submodule add https://github.com/WordPress/WordPress.git wordpress

			# Checkout selected WordPress version
			cd wordpress && git checkout $2 && cd ..

			# Create default directories
			mkdir -p {wp-content/mu-plugins,wp-content/plugins,wp-content/themes}

			# Copy themes of interest from WordPress repo
			cp -R wordpress/wp-content/themes/twentytwelve wp-content/themes/
			cp -R wordpress/wp-content/themes/twentythirteen wp-content/themes/
			;;
		*)
			echo 'Usage: ryse wp <command>'
			echo '   install <version>   Install WordPress environment'
			;;
	esac
}

function ryse {
	case $1 in
		bash)
			ryse_bash $2
			;;
		wp)
			ryse_wp $2
			;;
		*)
			echo 'Usage: ryse <command>'
			echo '   bash   Bash commands'
			echo '   wp     WordPress commands'
			;;
	esac
}


# Modify Terminal prompt to display Git branch and status
# ---------------------------------------------------------------------------
export PS1='\u@\h:\[\033[1;34m\] \w\[\033[0;33m\]$(git branch 2> /dev/null | sed -e '/^[^*]/d' -e "s/* \(.*\)/[\1$([[ $(git status 2> /dev/null | tail -n1) != "nothing to commit, working directory clean" ]] && echo "*")]/")\[\e[0m\]$ '


# Move into home directory
# ---------------------------------------------------------------------------
alias ~='cd ~'


# Move into parent directory
# ---------------------------------------------------------------------------
alias ..='cd ../'


# Display detailed directory contents
# ---------------------------------------------------------------------------
# a -> Include directory entries whose names begin with a dot.
# G -> Enable colorized output.
# h -> Use unit suffixes.
# l -> List in long format.
# p -> Write a slash after each directory.
alias ll='ls -aGhlp'


# Open iOS Simulator
# ---------------------------------------------------------------------------
alias ios='open -a /Applications/Xcode.app/Contents/Developer/Platforms/iPhoneSimulator.platform/Developer/Applications/iPhone\ Simulator.app'


# Open current directory in Finder
# ---------------------------------------------------------------------------
alias finder='open -a Finder ./'


# Show/hide dot files in Finder
# ---------------------------------------------------------------------------
alias show='defaults write com.apple.finder AppleShowAllFiles TRUE && killall Finder'
alias hide='defaults write com.apple.finder AppleShowAllFiles FALSE && killall Finder'


# Remove .DS_Store files recursively starting from current directory
# ---------------------------------------------------------------------------
alias rmds='find . -type f -name ".DS_Store" -ls -delete'


# Preview file with Quick Look
# ---------------------------------------------------------------------------
alias ql='qlmanage -p "$*" > /dev/null 2>&1'


# Flush DNS cache
# ---------------------------------------------------------------------------
alias flushdns="dscacheutil -flushcache"

# Display your local and public IP address
# ---------------------------------------------------------------------------
function ip {
	ifconfig | sed -En "s/127.0.0.1//;s/.*inet (addr:)?(([0-9]*\.){3}[0-9]*).*/\2/p"
	dig +short myip.opendns.com @resolver1.opendns.com
}


# Generate random password and copy to clipboard
# ---------------------------------------------------------------------------
function password {
	password=''
	current_length=0
	target_length=32
	characters=(
		q w e r t y u i o p a s d f g h j k l z x c v b n m Q W E R T Y U I O P A S D
		F G H J K L Z X C V B N M 1 2 3 4 5 6 7 8 9 0
		\! \@ \$ \% \^ \& \* \! \@ \$ \% \^ \& \* \@ \$ \% \^ \& \*
	)
	modulus=${#characters[*]}
	if [ ! -z $1 ]; then
		target_length=$1
	fi
	while [ $current_length -lt $target_length ]
	do
		index=$(($RANDOM%$modulus))
		password+="${characters[$index]}"
		((current_length++))
	done
	echo -n $password | pbcopy
}

bash-profile.sh

#!/bin/bash

if [[ -e ~/.bash_commands ]]; then
	source ~/.bash_commands
fi