Class: MediaWikiVagrant::Roles::Info

Inherits:
Object
  • Object
show all
Includes:
PluginEnvironment, SettingsPlugin
Defined in:
lib/mediawiki-vagrant/roles/info.rb

Class Method Summary collapse

Instance Method Summary collapse

Methods included from PluginEnvironment

#initialize, #interactive_out?

Class Method Details

.synopsisObject



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# File 'lib/mediawiki-vagrant/roles/info.rb', line 12

def self.synopsis
  'get information about a mediawiki-vagrant role'
end

Instance Method Details

#executeObject



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# File 'lib/mediawiki-vagrant/roles/info.rb', line 16

def execute
  opts = OptionParser.new do |o|
    o.banner = 'Usage: vagrant roles info [<role> ...]'
    o.separator ''
    o.separator '  Describe a mediawiki-vagrant role.'
    o.separator ''
  end

  argv = parse_options(opts)
  return unless argv

  if argv.any?
    roles = argv.map(&:downcase)
    invalid_roles = roles - @mwv.roles_available

    if invalid_roles.any?
      invalid_roles.each { |role| @env.ui.error "'#{role}' is not a valid role." }
      return 1
    end
  else
    roles = @mwv.roles_available
  end

  rd = RDoc::Markup::ToAnsi.new

  settings = @mwv.load_settings

  roles.each do |role|
    doc = @mwv.role_docstring(role)
    @env.ui.info rd.convert(doc) if doc

    changes = @mwv.load_settings(@mwv.roles_enabled + [role]) - settings
    next unless changes.any?

    @env.ui.warn 'Enabling this role will adjust the following settings:'

    changes.each do |setting, change|
      cur, new = *change.map { |v| setting_display_value(v) }

      @env.ui.info ''
      @env.ui.info setting.description unless setting.description.nil?
      @env.ui.info "#{setting.name}: #{cur} -> ", new_line: false
      @env.ui.info "#{new}", bold: true
    end
  end

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end