gitio

#!/usr/bin/env ruby
#
# Shorten a GitHub URL to a git.io URL
# v1.2.0 - Copyright (c) 2016 Ryan Sobol - The MIT License
#
# Usage: gitio URL [code]
#
# Examples:
#   $ gitio https://github.com/ryansobol ryansobol
#   https://git.io/ryansobol
#
#   $ gitio github.com/ryansobol ryansobol
#   https://git.io/ryansobol
#
#   $ gitio https://gist.github.com/ryansobol/7214372
#   https://git.io/EgwCBg
#
#   $ gitio gist.github.com/ryansobol/7214372
#   https://git.io/EgwCBg
#
#   $ gitio https://gist.githubusercontent.com/ryansobol/7214372/
#   https://git.io/beeP
#
#   $ gitio gist.githubusercontent.com/ryansobol/7214372/
#   https://git.io/beeP

url  = ARGV[0]
code = ARGV[1]

if url !~ /^(https?:\/\/)?(gist\.)?(github|githubusercontent).com/
  abort <<-MSG
Shorten a GitHub URL to a git.io URL
v1.2.0 - Copyright (c) 2016 Ryan Sobol - The MIT License

Usage: gitio URL [code]

Examples:
  $ gitio https://github.com/ryansobol ryansobol
  https://git.io/ryansobol

  $ gitio github.com/ryansobol ryansobol
  https://git.io/ryansobol

  $ gitio https://gist.github.com/ryansobol/7214372
  https://git.io/EgwCBg

  $ gitio gist.github.com/ryansobol/7214372
  https://git.io/EgwCBg

  $ gitio https://gist.githubusercontent.com/ryansobol/7214372/
  https://git.io/beeP

  $ gitio gist.githubusercontent.com/ryansobol/7214372/
  https://git.io/beeP
MSG
end

if url !~ /^http/
  url = "https://#{url}"
end

if code
  code = "-F 'code=#{code}'"
end

output = `curl -i https://git.io -F 'url=#{url}' #{code} 2> /dev/null`

if output =~ /Location: (.+)\n?/
  puts $1
else
  puts output
end

# The MIT License (MIT)
#
# Copyright (c) 2016 Ryan Sobol
#
# Permission is hereby granted, free of charge, to any person obtaining a copy
# of this software and associated documentation files (the "Software"), to deal
# in the Software without restriction, including without limitation the rights
# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
# copies of the Software, and to permit persons to whom the Software is
# furnished to do so, subject to the following conditions:
#
# The above copyright notice and this permission notice shall be included in all
# copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
# OUT OF OR IN CONNECTION