vbinstall

#!/usr/bin/env ruby

require 'fileutils'

# helper script to create a vim bundle in ~/.vim/bundle

unless ARGV.size >= 2
  puts "must provide:
    NAME
    VIM_RESOURCE (.vim,.zip,.git URL,wget URL)
    [PATH (location to install .vim - only needed for .vim)]
  "
  exit 1
end

bundle_name = ARGV[0]
vim_resource = ARGV[1]
install_path = ARGV[2] || 'plugin'

BUNDLE_DIR = "#{ENV['HOME']}/.vim/bundles-available/#{bundle_name}"

# if resource is a git repo, just checkout and be done
if vim_resource =~ /^http(s)?:.*\.git$/
  `git clone #{vim_resource} #{BUNDLE_DIR}`
  exit 0
end

# download resource if type is URL
if vim_resource =~ /^http(s)?:.*/
  download = "/tmp/#{bundle_name}_vim_bundle"
  `wget -q -O #{download} #{vim_resource}`
  vim_resource = download
end

# determine type and handle appropriately
resource_type = `file -ib #{vim_resource}`
case resource_type
when /application.zip/
  # unzip file into bundle dir
  `unzip #{vim_resource} -d #{BUNDLE_DIR}`
when /text.plain/
  FileUtils.mkdir_p( "#{BUNDLE_DIR}" )
  # determine if .vim or .vba
  # if it is a vba script, launch vim, and extract vimball into bundle dir
  # if it is a vim script, just move to appropriate directory
  `head #{vim_resource} | grep UseVimball`
  if $?.success?
    `cd #{BUNDLE_DIR} && ex #{vim_resource} -c ':UseVimball #{BUNDLE_DIR}' -c ':q'`
  else
    FileUtils.mkdir_p( "#{BUNDLE_DIR}/#{install_path}" )
    FileUtils.mv( vim_resource, "#{BUNDLE_DIR}/#{install_path}/#{bundle_name}.vim" )
  end
else
  puts "unknown vim resource type: #{resource_type}"
end