.functions

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


# find shorthand
function f() {
    find . -name "$1"
}


# Start an HTTP server from a directory, optionally specifying the port
function server() {
	local port="${1:-8000}"
	open "http://localhost:${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"
}

# git log with per-commit cmd-clickable GitHub URLs (iTerm)
function gf() {
  local remote="$(git remote -v | awk '/^origin.*\(push\)$/ {print $2}')"
  [[ "$remote" ]] || return
  local user_repo="$(echo "$remote" | perl -pe 's/.*://;s/\.git$//')"
  git log $* --name-status --color | awk "$(cat <<AWK
    /^.*commit [0-9a-f]{40}/ {sha=substr(\$2,1,7)}
    /^[MA]\t/ {printf "%s\thttps://github.com/$user_repo/blob/%s/%s\n", \$1, sha, \$2; next}
    /.*/ {print \$0}
AWK
  )" | less -F
}


# Copy w/ progress
cp_p () {
  rsync -WavP --human-readable --progress $1 $2
}


# 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
function json() {
	if [ -p /dev/stdin ]; then
		# piping, e.g. `echo '{"foo":42}' | json`
		python -mjson.tool | pygmentize -l javascript
	else
		# e.g. `json '{"foo":42}'`
		python -mjson.tool <<< "$*" | pygmentize -l javascript
	fi
}

# prune a set of empty directories
function prunedir () { 
   find $* -type d -empty -print0 | xargs -0r rmdir -p ; 
}

# take this repo and copy it to somewhere else minus the .git stuff.
function gitexport(){
	mkdir -p "$1"
	git archive master | tar -x -C "$1"
}

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

# 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
}



# Launch installed browsers for a specific URL
# Usage: browsers "http://www.google.com"
function browsers(){
	chrome $1
	opera $1
	firefox $1
	safari $1	
}

# Browserstack shortcuts, now with added hotness thanks to the Browserstack team.
# Note, a trial or paid for account is needed for this to work
# Usage: ipad3 "http://www.google.com", win7ie8 "http://www.google.com" etc.

# For local server running on port 3000, use like this
# Usage: ipad3 "http://localhost:3000" "localhost,3000,0", win7ie8 "http://localhost:3000" "localhost,3000,0" etc.

# For local server running on apache with ssl as staging.example.com and https://staging.example.com 
# Usage: ipad3 "http://staging.example.com" "staging.example.com,80,0,staging.example.com,443,1", win7ie8 "http://staging.example.com" "staging.example.com,80,0,staging.example.com,443,1" etc.

function openurl(){
	if [ $2 ]
	then
	  url=$1"&host_ports=$2"
	fi
	open -a google\ chrome ${url}
}

function androidnexus(){
	local url="http://www.browserstack.com/start#os=android&os_version=4.0.3&device=Samsung+Galaxy+Nexus&zoom_to_fit=true&url=$1&start=true"
	openurl $url $2
}

function ipad3(){
	local url="http://www.browserstack.com/start#os=ios&os_version=5.1&device=iPad+3rd&zoom_to_fit=true&resolution=1024x768&speed=1&url=$1&start=true"
	openurl $url $2
}

function ipad3ios6(){
	local url="http://www.browserstack.com/start#os=ios&os_version=6.1&device=iPad+3rd&zoom_to_fit=true&resolution=1024x768&speed=1&url=$1&start=true"
	openurl $url $2
}

function ipad2(){
	local url="http://www.browserstack.com/start#os=ios&os_version=5.1&device=iPad+2nd&zoom_to_fit=true&resolution=1024x768&speed=1&url=$1&start=true"
	openurl $url $2
}

function win7ie8(){
	local url="http://www.browserstack.com/start#os=Windows&os_version=7&browser=IE&browser_version=8.0&zoom_to_fit=true&resolution=1024x768&speed=1&url=$1&start=true"
	openurl $url $2
}

function win7ie9(){
	local url="http://www.browserstack.com/start#os=Windows&os_version=7&browser=IE&browser_version=9.0&zoom_to_fit=true&resolution=1024x768&speed=1&url=$1&start=true"
	openurl $url $2
}

function win8ie10(){
	local url="http://www.browserstack.com/start#os=Windows&os_version=8&browser=IE&browser_version=10.0&zoom_to_fit=true&resolution=1024x768&speed=1&url=$1&start=true"
	openurl $url $2
}

function winxpie8(){
	local url="http://www.browserstack.com/start#os=Windows&os_version=XP&browser=IE&browser_version=8.0&zoom_to_fit=true&resolution=1024x768&speed=1&url=$1&start=true"
	openurl $url $2
}

function winxpie7(){
	local url="http://www.browserstack.com/start#os=Windows&os_version=XP&browser=IE&browser_version=7.0&zoom_to_fit=true&resolution=1024x768&speed=1&url=$1&start=true"
	openurl $url $2
}

function winxpie6(){
	local url="http://www.browserstack.com/start#os=Windows&os_version=XP&browser=IE&browser_version=6.0&zoom_to_fit=true&resolution=1024x768&speed=1&url=$1&start=true"
	openurl $url $2
}

function win7chrome(){
	local url="http://www.browserstack.com/start#os=Windows&os_version=7&browser=Chrome&browser_version=21.0&zoom_to_fit=true&resolution=1024x768&speed=1&url=$1&start=true"
	openurl $url $2
}

function win7ff(){
	local url="http://www.browserstack.com/start#os=Windows&os_version=7&browser=Firefox&browser_version=16.0&zoom_to_fit=true&resolution=1024x768&speed=1&url=$1&start=true"
	openurl $url $2
}