Module: Adhearsion::CLI::AhnCommand::CommandHandler

Defined in:
lib/adhearsion/cli.rb

Defined Under Namespace

Classes: CLIException, ComponentError, PathInvalid, UnknownCommand, UnknownProject

Class Method Summary collapse

Class Method Details

.create(*args) ⇒ Object 



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# File 'lib/adhearsion/cli.rb', line 78

def create(*args)
  if args.size.zero?
    raise CommandHandler::UnknownCommand.new("Must specify something to create!")
  elsif args.size == 1
    # We're creating a project
    path = args.first
    require 'rubigen'
    require 'rubigen/scripts/generate'
    source = RubiGen::PathSource.new(:application,
      File.join(File.dirname(__FILE__), "../../app_generators"))
    RubiGen::Base.reset_sources
    RubiGen::Base.append_sources source
    RubiGen::Scripts::Generate.new.run([path], :generator => 'ahn')
  elsif args.size == 2
    # We're creating a feature (e.g. a component)
    feature_type, component_name = args

    if feature_type != "component"
      # At the moment, only components can be created.
      raise CommandHandler::UnknownCommand.new("Don't know how to create '#{feature_type}'")
    end

    if component_name !~ /^[a-z][\w_]+$/
      raise CommandHandler::ComponentError.new("Component name must be lowercase alphanumeric characters " +
          "and begin with a character")
    end

    app_path = PathString.from_application_subdirectory Dir.pwd

    if app_path.nil?
      new_component_dir = File.join Dir.pwd, component_name
    else
      puts "Adhearsion application detected. Creating new component at components/#{component_name}"
      new_component_dir = File.join app_path, "components", component_name
    end

    raise ComponentError.new("Component #{component_name} already exists!") if File.exists?(new_component_dir)

    # Everything's good. Let's create the component
    Dir.mkdir new_component_dir

    # Initial component code file
    Dir.mkdir File.join(new_component_dir, "lib")
    fn = File.join("lib", "#{component_name}.rb")
    puts "- #{fn}: Initial component code file"
    File.open(File.join(new_component_dir, fn),"w") do |file|
      file.puts <<-RUBY
# See http://docs.adhearsion.com for more information on how to write components or
# look at the examples in newly-created projects.
      RUBY
    end

    # Component configuration
    Dir.mkdir File.join(new_component_dir, "config")
    fn = File.join("config", "#{component_name}.yml")
    puts "- #{fn}: Example component configuration YAML"
    File.open(File.join(new_component_dir, fn),"w") do |file|
      file.puts '# You can use this file for component-specific configuration.'
    end

    # Component example gemspec
    fn = File.join("#{component_name}.gemspec")
    puts "- #{fn}: Example component gemspec"
    File.open(File.join(new_component_dir, fn), "w") do |file|
      file.puts <<-RUBY
GEM_FILES = %w{
  #{component_name}.gemspec
  lib/#{component_name}.rb
  config/#{component_name}.yml
}

Gem::Specification.new do |s|
  s.name = "#{component_name}"
  s.version = "0.0.1"

  s.required_rubygems_version = Gem::Requirement.new(">= 0") if s.respond_to? :required_rubygems_version=
  s.authors = ["Your Name Here!"]

  s.date = Date.today.to_s
  s.description = "This Adhearsion component gem has not yet been described."
  s.email = "[email protected]"

  s.files = GEM_FILES

  s.has_rdoc = false
  s.homepage = "http://adhearsion.com"
  s.require_paths = ["lib"]
  s.rubygems_version = "1.2.0"
  s.summary = "This Adhearsion component gem has no summary."

  s.specification_version = 2
end
      RUBY
    end
    puts "Created blank component '#{component_name}' at #{new_component_dir}"
  else
    raise CommandHandler::UnknownCommand.new("Provided too many arguments to 'create'")
  end
end

.disable(type, name) ⇒ Object 



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# File 'lib/adhearsion/cli.rb', line 217

def disable(type, name)
  case type
    when "component"
      app_path = PathString.from_application_subdirectory Dir.pwd
      if app_path
        disabled_dir = File.join app_path, "components", "disabled"

        disabled_component_path = File.join disabled_dir, name
        enabled_component_path  = File.join app_path, "components", name

        Dir.mkdir disabled_dir unless File.directory?(disabled_dir)

        if File.directory? enabled_component_path
          if File.directory?(disabled_component_path)
            raise ComponentError.new("There is already a disabled component at #{disabled_component_path}")
          else
            FileUtils.mv enabled_component_path, disabled_component_path
            puts "Disabled component #{name}"
          end
        else
          raise ComponentError.new("Could not find component #{name} at #{enabled_component_path} !")
        end
      else
        raise PathInvalid.new(Dir.pwd)
      end
    else
      raise UnknownCommand.new("disable #{type}")
  end
end

.enable(type, name) ⇒ Object 



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# File 'lib/adhearsion/cli.rb', line 191

def enable(type, name)
  case type
    when "component"
      app_path = PathString.from_application_subdirectory Dir.pwd
      if app_path
        disabled_component_path = File.join app_path, "components", "disabled", name
        disabled_components_path = File.join app_path, "components", "disabled"
        enabled_component_path  = File.join app_path, "components", name
        if File.directory? disabled_component_path
          FileUtils.mv disabled_component_path, enabled_component_path
          puts "Enabled component #{name}"
        elsif File.directory? enabled_component_path
          raise ComponentError.new("This component is already enabled.")
        elsif !File.directory? disabled_components_path
          raise ComponentError.new("There is no components/disabled directory!")
        else
          raise ComponentError.new("The requested component was not found.")
        end
      else
        raise PathInvalid.new(Dir.pwd)
      end
    else
      raise UnknownCommand.new("enable #{type}")
  end
end

.help ⇒ Object 



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# File 'lib/adhearsion/cli.rb', line 187

def help
  puts USAGE
end

.method_missing(action, *args) ⇒ Object

Raises:



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# File 'lib/adhearsion/cli.rb', line 247

def method_missing(action, *args)
  raise UnknownCommand, [action, *args] * " "
end

.start(path, daemon = false, pid_file = nil) ⇒ Object

Raises:



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# File 'lib/adhearsion/cli.rb', line 178

def start(path, daemon=false, pid_file=nil)
  raise PathInvalid, path unless File.exists? path + "/.ahnrc"
  Adhearsion::Initializer.start path, :daemon => daemon, :pid_file => pid_file
end

.version ⇒ Object 



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# File 'lib/adhearsion/cli.rb', line 183

def version
  puts "Adhearsion v#{Adhearsion::VERSION::STRING}"
end