.functions

# 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"
}


# Extract archives - use: extract <file>
# Based on http://dotfiles.org/~pseup/.bashrc
function extract() {
	if [ -f "$1" ] ; then
		local filename=$(basename "$1")
		local foldername="${filename%%.*}"
		local fullpath=`perl -e 'use Cwd "abs_path";print abs_path(shift)' "$1"`
		local didfolderexist=false
		if [ -d "$foldername" ]; then
			didfolderexist=true
			read -p "$foldername already exists, do you want to overwrite it? (y/n) " -n 1
			echo
			if [[ $REPLY =~ ^[Nn]$ ]]; then
				return
			fi
		fi
		mkdir -p "$foldername" && cd "$foldername"
		case $1 in
			*.tar.bz2) tar xjf "$fullpath" ;;
			*.tar.gz) tar xzf "$fullpath" ;;
			*.tar.xz) tar Jxvf "$fullpath" ;;
			*.tar.Z) tar xzf "$fullpath" ;;
			*.tar) tar xf "$fullpath" ;;
			*.taz) tar xzf "$fullpath" ;;
			*.tb2) tar xjf "$fullpath" ;;
			*.tbz) tar xjf "$fullpath" ;;
			*.tbz2) tar xjf "$fullpath" ;;
			*.tgz) tar xzf "$fullpath" ;;
			*.txz) tar Jxvf "$fullpath" ;;
			*.zip) unzip "$fullpath" ;;
			*) echo "'$1' cannot be extracted via extract()" && cd .. && ! $didfolderexist && rm -r "$foldername" ;;
		esac
	else
		echo "'$1' is not a valid file"
	fi
}