# Takes a file and or a url decides if it is a git repo or an archive. # Downloads or clones it. to the destination.

helpers.rb

# Takes a file and or a url decides if it is a git repo or an archive.
# Downloads or clones it. to the destination.
# Do not enter url with trailing slash.
def get_files(url, file, destination)
  case File.extname(file)
  when '.tar.gz', '.zip' then unpack_archive(url, file, destination)
  when '.git'
    git 'destination' do
      repository "#{url}/#{file}"
      reference 'master'
      user node['apache']['user']
      action :sync
    end
  else fail ArgumentError, "dunno how to handle #{file}"
  end
end

def unpack_archive(url, file, destination)
  remote_file "#{Chef::Config['file_cache_path'] || '/tmp'}/#{file}" do
    owner 'root'
    group 'root'
    mode '0644'
    source "#{url}/#{file}"
    not_if File.readable?(file)
  end
  extract = case File.extname(file)
            when '.tar.gz' then "tar-xC #{destination} -f #{file};"
            when 'zip' then "unzip -d #{destination} -qo #{file};"
            end
  bash "Extract #{file}" do
    cwd ::File.dirname("#{Chef::Config['file_cache_path'] || '/tmp'}/#{file}")
    code   extract
    not_if { ::File.readable(file) }
  end
end

Getting the 3 offenses:

• libraries/helpers.rb:4:1: C: Method has too many lines. [11/10] def get_files(url, file, destination)
• libraries/helpers.rb:18:1: C: Assignment Branch Condition size for unpack_archive is too high. [16.52/15] def unpack_archive(url, file, destination)
• libraries/helpers.rb:18:1: C: Method has too many lines. [16/10] def unpack_archive(url, file, destination)