.shell_functions

# Create a new directory and enter it
function mkd() {
	mkdir -p "$@" && cd "$@"
}

# Determine size of a file or total size of a directory
function fs() {
	if du -b /dev/null > /dev/null 2>&1; then
		local arg=-sbh
	else
		local arg=-sh
	fi
	if [[ -n "$@" ]]; then
		du $arg -- "$@"
	else
		du $arg .[^.]* *
	fi
}

# Use Git’s colored diff when available
hash git &>/dev/null
if [ $? -eq 0 ]; then
	function diff() {
		git diff --no-index --color-words "$@"
	}
fi

# Create a data URL from a file
function dataurl() {
	local mimeType=$(file -b --mime-type "$1")
	if [[ $mimeType == text/* ]]; then
		mimeType="${mimeType};charset=utf-8"
	fi
	echo "data:${mimeType};base64,$(openssl base64 -in "$1" | tr -d '\n')"
}

# Start an HTTP server from a directory, optionally specifying the port
function server() {
	local port="${1:-8000}"
	sleep 1 && open "http://localhost:${port}/" &
	# Set the default Content-Type to `text/plain` instead of `application/octet-stream`
	# And serve everything as UTF-8 (although not technically correct, this doesn’t break anything for binary files)
	python -c $'import SimpleHTTPServer;\nmap = SimpleHTTPServer.SimpleHTTPRequestHandler.extensions_map;\nmap[""] = "text/plain";\nfor key, value in map.items():\n\tmap[key] = value + ";charset=UTF-8";\nSimpleHTTPServer.test();' "$port"
}

# Start a PHP server from a directory, optionally specifying the port
# (Requires PHP 5.4.0+.)
function phpserver() {
	local port="${1:-4000}"
	local ip=$(ipconfig getifaddr en1)
	sleep 1 && open "http://${ip}:${port}/" &
	php -S "${ip}:${port}"
}

# Get gzipped file size
function gz() {
	echo "orig size (bytes): "
	cat "$1" | wc -c
	echo "gzipped size (bytes): "
	gzip -c "$1" | wc -c
}

# Test if HTTP compression (RFC 2616 + SDCH) is enabled for a given URL.
# Send a fake UA string for sites that sniff it instead of using the Accept-Encoding header. (Looking at you, ajax.googleapis.com!)
function httpcompression() {
	encoding="$(curl -LIs -H 'User-Agent: Mozilla/5 Gecko' -H 'Accept-Encoding: gzip,deflate,compress,sdch' "$1" | grep '^Content-Encoding:')" && echo "$1 is encoded using ${encoding#* }" || echo "$1 is not using any encoding"
}

# Syntax-highlight JSON strings or files
# Usage: `json '{"foo":42}'` or `echo '{"foo":42}' | json`
function json() {
	if [ -t 0 ]; then # argument
		python -mjson.tool <<< "$*" | pygmentize -l javascript
	else # pipe
		python -mjson.tool | pygmentize -l javascript
	fi
}

# All the dig info
function digga() {
	dig +nocmd "$1" any +multiline +noall +answer
}

# Escape UTF-8 characters into their 3-byte format
function escape() {
	printf "\\\x%s" $(printf "$@" | xxd -p -c1 -u)
	echo # newline
}

# Decode \x{ABCD}-style Unicode escape sequences
function unidecode() {
	perl -e "binmode(STDOUT, ':utf8'); print \"$@\""
	echo # newline
}

# Get a character’s Unicode code point
function codepoint() {
	perl -e "use utf8; print sprintf('U+%04X', ord(\"$@\"))"
	echo # newline
}

# Add note to Notes.app (OS X 10.8)
# Usage: `note 'foo'` or `echo 'foo' | note`
function note() {
	local text
	if [ -t 0 ]; then # argument
		text="$1"
	else # pipe
		text=$(cat)
	fi
	body=$(echo "$text" | sed -E 's|$|<br>|g')
	osascript >/dev/null <<EOF
tell application "Notes"
	tell account "iCloud"
		tell folder "Notes"
			make new note with properties {name:"$text", body:"$body"}
		end tell
	end tell
end tell
EOF
}

# Add reminder to Reminders.app (OS X 10.8)
# Usage: `remind 'foo'` or `echo 'foo' | remind`
function remind() {
	local text
	if [ -t 0 ]; then
		text="$1" # argument
	else
		text=$(cat) # pipe
	fi
	osascript >/dev/null <<EOF
tell application "Reminders"
	tell the default list
		make new reminder with properties {name:"$text"}
	end tell
end tell
EOF
}

# Manually remove a downloaded app or file from the quarantine
function unquarantine() {
	for attribute in com.apple.metadata:kMDItemDownloadedDate com.apple.metadata:kMDItemWhereFroms com.apple.quarantine; do
		xattr -r -d "$attribute" "$@"
	done
}

function myip() {
	curl -s checkip.dyndns.org | sed -e 's/[^[:digit:]|.]//g'
}

# enable virtualenv in current directory
function venv() {
	if [ -n $1 ]; then
		if [ -f ~/.venv/$1/bin/activate ]; then
			source ~/.venv/$1/bin/activate;
		else
			echo "No virtualenv $1 found";
		fi
	else
		if [ -f '.venv/bin/activate' ]; then
			source '.venv/bin/activate';
		else
			echo "No virtualenv found in $PWD";
		fi 
	fi
}

.shell_prompt

# @gf3’s Sexy Bash Prompt, inspired by “Extravagant Zsh Prompt”
# Shamelessly copied from https://github.com/gf3/dotfiles
# Screenshot: http://i.imgur.com/s0Blh.png

if [[ $COLORTERM = gnome-* && $TERM = xterm ]] && infocmp gnome-256color >/dev/null 2>&1; then
	export TERM=gnome-256color
elif infocmp xterm-256color >/dev/null 2>&1; then
	export TERM=xterm-256color
fi

if tput setaf 1 &> /dev/null; then
	tput sgr0
	if [[ $(tput colors) -ge 256 ]] 2>/dev/null; then
		MAGENTA=$(tput setaf 9)
		ORANGE=$(tput setaf 172)
		GREEN=$(tput setaf 190)
		PURPLE=$(tput setaf 141)
		WHITE=$(tput setaf 256)
	else
		MAGENTA=$(tput setaf 5)
		ORANGE=$(tput setaf 4)
		GREEN=$(tput setaf 2)
		PURPLE=$(tput setaf 1)
		WHITE=$(tput setaf 7)
	fi
	BOLD=$(tput bold)
	RESET=$(tput sgr0)
else
	MAGENTA="\033[1;31m"
	ORANGE="\033[1;33m"
	GREEN="\033[1;32m"
	PURPLE="\033[1;35m"
	WHITE="\033[1;37m"
	BOLD=""
	RESET="\033[m"
fi

export MAGENTA
export ORANGE
export GREEN
export PURPLE
export WHITE
export BOLD
export RESET


CO_BLUE="\[\033[1;34m\]"
CO_YELLOW="\[\033[1;33m\]"
CO_GREEN="\[\033[1;32m\]"
CO_GREEN_L="\[\033[0;32m\]"
CO_RED="\[\033[1;31m\]"
CO_WHITE="\[\033[1;37m\]"
CO_CYAN="\[\033[0;36m\]"
CO_CYAN_B="\[\033[1;36m\]"
CO_RESET="\[\033[0m\]"
CO_PURPLE="\[$PURPLE\]"



function parse_git_dirty() {
	[[ $(git status 2> /dev/null | tail -n1 | grep -c "nothing to commit") == 0 ]] && echo "*"
}

function parse_git_branch() {
	git branch --no-color 2> /dev/null | sed -e '/^[^*]/d' -e "s/* \(.*\)/\1$(parse_git_dirty)/"
}

function show_branch() {
	branch=`parse_git_branch`
	[ -z "$branch" ]||{
		echo -e " $WHITE($PURPLE$branch$WHITE)"
	}
}

function show_venv() {
	[ -z "$VIRTUAL_ENV" ]||{
		echo -e "$WHITE($GREEN`basename $VIRTUAL_ENV`$WHITE) "
	}
}

export DEV_PS1="\$(show_venv)$CO_YELLOW[$CO_CYAN\u$CO_WHITE@$CO_CYAN_B\h$CO_WHITE:$CO_CYAN\w\$(show_branch)$CO_YELLOW]$CO_WHITE\n\$$CO_RESET "
export DEF_PS1="$CO_YELLOW[$CO_CYAN\u$CO_WHITE@$CO_CYAN_B\h$CO_WHITE:$CO_CYAN\w$CO_YELLOW]$CO_WHITE\$$CO_RESET "

function dev() {
	export PS1=$DEV_PS1
}
alias def='export PS1=$DEF_PS1'

#export PS1="\[${BOLD}${MAGENTA}\]\u \[$WHITE\]at \[$ORANGE\]\h \[$WHITE\]in \[$GREEN\]\w\[$WHITE\]\$([[ -n \$(git branch 2> /dev/null) ]] && echo \" on \")\[$PURPLE\]\$(parse_git_branch)\[$WHITE\]\n\$ \[$RESET\]"

export PS1=$DEF_PS1

export PS2="\[$ORANGE\]→ \[$RESET\]"

.zshrc

for file in ~/.{shell_prompt,shell_functions}; do
	[ -r "$file" ] && source "$file"
done
unset file

# Case-insensitive globbing (used in pathname expansion)
shopt -s nocaseglob

# Append to the Bash history file, rather than overwriting it
shopt -s histappend

# Autocorrect typos in path names when using `cd`
shopt -s cdspell

# Add tab completion for SSH hostnames based on ~/.ssh/config, ignoring wildcards
[ -e "$HOME/.ssh/config" ] && complete -o "default" -o "nospace" -W "$(grep "^Host" ~/.ssh/config | grep -v "[?*]" | cut -d " " -f2)" scp sftp ssh

# Add tab completion for `defaults read|write NSGlobalDomain`
# You could just use `-g` instead, but I like being explicit
complete -W "NSGlobalDomain" defaults

# Add `killall` tab completion for common apps
complete -o "nospace" -W "Contacts Calendar Dock Finder Mail Safari iTunes SystemUIServer Terminal Twitter" killall

if [ -f $(brew --prefix)/etc/bash_completion ]; then
  . $(brew --prefix)/etc/bash_completion
fi

# The next line updates PATH for the Google Cloud SDK.
if [ -f '/Users/roman/Downloads/google-cloud-sdk/path.bash.inc' ]; then source '/Users/roman/Downloads/google-cloud-sdk/path.bash.inc'; fi

# The next line enables shell command completion for gcloud.
if [ -f '/Users/roman/Downloads/google-cloud-sdk/completion.bash.inc' ]; then source '/Users/roman/Downloads/google-cloud-sdk/completion.bash.inc'; fi

alias canary="open -a /Applications/Google\ Chrome\ Canary.app/Contents/MacOS/Google\ Chrome\ Canary --args --disable-web-security --user-data-dir"

alias encrypt-file="openssl enc -aes-256-cbc -in "
alias decrypt-file="openssl enc -aes-256-cbc -d -in "