sys-update.sh

#!/usr/bin/env zsh

# Usage: drop sys-update.sh somewhere and call it in your .zshrc or .bash_profile with "-c" argument to
# see a reminder after $check_time without running "sys-update.sh -a":

# ~/.zshrc:
# [... at the end...]
# ~/.sys-update.sh -c

local check_file=.sys-check-ts
local check_time="+5d"

zparseopts -- c=check p=up_python g=up_gems b=up_brew a=opt_a
if [ -n "$opt_a" ]; then
  up_gems=1
  up_brew=1
  up_vim=1
  touch $HOME/$check_file
fi

upgrade_python() {
  echo "Upgrading pythons eggs"
  pipdate
  # pip list --outdated --format=freeze | cut -d= -f 1 | xargs -n1 pip install -U
}

upgrade_gems() {
  echo "Upgrading gems"
  rm -f "$HOME/.zcompdump*"
  gem update && gem cleanup
}

upgrade_brew() {
  echo "Upgrading brew"
  brew update && brew upgrade && brew cleanup
  brew cask cleanup
}

upgrade_vim() {
  echo "Upgrading vim"
  cd ~/.vim/bundle && ./update.sh
}

check() {
  test -n "`find $HOME -maxdepth 1 -name $check_file -mtime $check_time`" && echo "System not updated since $check_time. Please run sys-update.sh"
  exit 0
}

test -n "$check" && check
test -n "$up_brew" && upgrade_brew
test -n "$up_gems" && upgrade_gems
test -n "$up_python" && upgrade_python
test -n "$up_vim" && upgrade_vim