.bash_aliases

# .bash_aliases for remote boxes

# Alias vi => vim
  alias vi='vim'

# Bash Aliases
  alias wh='which'
  alias c='clear'
  alias k='clear'
  alias rmrf='rm -rf'
  alias tczf='tar czf'
  alias s='subl'
  alias s.='subl .'
  alias l='ls -al'
  alias ll='ls -l'
  alias t='tree'

# Easier navigation: .., ..., ...., ....., ~ and -
  alias ..="cd .."
  alias ...="cd ../.."
  alias ....="cd ../../.."
  alias .....="cd ../../../.."
  alias ~="cd ~" # `cd` is probably faster to type though
  alias -- -="cd -"

# Shortcuts
  alias g="git"
  alias h="history"

# Enable aliases to be sudo’ed
  alias sudo='sudo '

# IP addresses
  alias ip="dig +short myip.opendns.com @resolver1.opendns.com"
  alias localip="ipconfig getifaddr en1"
  alias ips="ifconfig -a | grep -o 'inet6\? \(\([0-9]\+\.[0-9]\+\.[0-9]\+\.[0-9]\+\)\|[a-fA-F0-9:]\+\)' | sed -e 's/inet6* //'"

# Reload the shell (i.e. invoke as a login shell)
  alias reload="exec $SHELL -l"

##### Functions

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

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


# 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";
}


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

# Run `dig` and display the most useful info
function digga() {
  dig +nocmd "$1" any +multiline +noall +answer;
}


# Show all the names (CNs and SANs) listed in the SSL certificate
# for a given domain
function getcertnames() {
  if [ -z "${1}" ]; then
    echo "ERROR: No domain specified.";
    return 1;
  fi;

  local domain="${1}";
  echo "Testing ${domain}…";
  echo ""; # newline

  local tmp=$(echo -e "GET / HTTP/1.0\nEOT" \
    | openssl s_client -connect "${domain}:443" -servername "${domain}" 2>&1);

  if [[ "${tmp}" = *"-----BEGIN CERTIFICATE-----"* ]]; then
    local certText=$(echo "${tmp}" \
      | openssl x509 -text -certopt "no_aux, no_header, no_issuer, no_pubkey, \
      no_serial, no_sigdump, no_signame, no_validity, no_version");
    echo "Common Name:";
    echo ""; # newline
    echo "${certText}" | grep "Subject:" | sed -e "s/^.*CN=//" | sed -e "s/\/emailAddress=.*//";
    echo ""; # newline
    echo "Subject Alternative Name(s):";
    echo ""; # newline
    echo "${certText}" | grep -A 1 "Subject Alternative Name:" \
      | sed -e "2s/DNS://g" -e "s/ //g" | tr "," "\n" | tail -n +2;
    return 0;
  else
    echo "ERROR: Certificate not found.";
    return 1;
  fi;
}


# `tre` is a shorthand for `tree` with hidden files and color enabled, ignoring
# the `.git` directory, listing directories first. The output gets piped into
# `less` with options to preserve color and line numbers, unless the output is
# small enough for one screen.
function tre() {
  tree -aC -I '.git|node_modules|bower_components' --dirsfirst "$@" | less -FRNX;
}