Class: PrePackager::Application

Inherits:
Object
  • Object
show all
Includes:
Executor
Defined in:
lib/pre-packager.rb

Constant Summary collapse

@@VALID_FIELDS = 
[:description, :maintainer]
@@LOGGER = 
Logger.new

Instance Method Summary collapse

Methods included from Executor

#execute

Constructor Details

#initialize(values = {}) ⇒ Application

Returns a new instance of Application.



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# File 'lib/pre-packager.rb', line 107

def initialize values={}
  ParamsAssertion.new(:name).included? values
  @interpolator = Interpolator.new values
end

Instance Method Details

#create_package(opts) ⇒ Object 



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# File 'lib/pre-packager.rb', line 135

def create_package opts
  ParamsAssertion.new(:version).included? opts
  name = interpolate '$name'
  paths = Pathname.new(name).
    children.
    map(&:basename).
    map(&:to_s).
    join ' '
  valid_fields = Proc.new { |k, v| @@VALID_FIELDS.include? k}
  compose_field = Proc.new { |k, v| %Q|--#{k} "#{v}"|}
  fields = opts.
    select(&valid_fields).
    map(&compose_field).
    join ' '
  cmd = interpolate %Q|
  fpm -s dir -t deb -C #{name} -n #{name} -v #{opts[:version]} -a all #{fields} #{paths}
  |
  if opts[:dry_run]
    @@LOGGER.info "Command to generate package: #{cmd}"
  else
    execute cmd
  end
end

#download_from(url) ⇒ Object 



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# File 'lib/pre-packager.rb', line 112

def download_from url
  uri = URI.parse interpolate(url)
  file = File.basename uri.path

  @@LOGGER.info "Downloading #{uri}"
  execute "wget -nc #{uri}"

  if block_given?
    yield Package.new file, @interpolator
    self
  else
    file
  end
end

#with_templates(from, to) ⇒ Object 



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# File 'lib/pre-packager.rb', line 127

def with_templates from, to
  FileUtils.mkdir_p interpolate("$name/#{to}")
  target = interpolate("$name/#{to}")
  Dir.glob(from).each {|f| FileUtils.cp_r f, target}

  self
end