Class: Epodder::Arguments

Inherits:
Object
  • Object
show all
Defined in:
lib/arguments.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize ⇒ Arguments

Returns a new instance of Arguments.



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# File 'lib/arguments.rb', line 5

def initialize 
  @args = Hash.new
  @args[:arguments] = []
  verb = Struct.new(:name,:desc,:block)
  @verbs = [
    verb.new('add','Add a new podcast.', Proc.new {|args| @args[:action] = :add; @args[:arguments] = args}),
    verb.new('catchup','Mark older episodes as downloaded.', Proc.new {|args| @args[:action] = :catchup; @args[:arguments] = args}),
    verb.new('remove','Remove a feed by supplying an id.', Proc.new {|args| @args[:action] = :remove; @args[:arguments] = args}),
    verb.new('lscasts','List podcasts.', Proc.new {|args| @args[:action] = :list_podcast; @args[:arguments] = args}),
    verb.new('lseps','List episodes of a podcast by id.', Proc.new {|args| @args[:action] = :list_episodes; @args[:arguments] = args}),
    verb.new('fetch','Update then download podcasts', Proc.new {|args| @args[:action] = :fetch; @args[:arguments] = args}),
    verb.new('download','Download podcasts specified by a list of id or all podcasts', Proc.new {|args| @args[:action] = :download; @args[:arguments] = args}),
    verb.new('update','Update podcasts specified by a list of id or all podcasts', Proc.new {|args| @args[:action] = :update; @args[:arguments] = args}),
    verb.new("clean", "Remove old content from the database", Proc.new {|args| @args[:action] = :clean; @args[:arguments] = args})
  ]
  get_args
end

Dynamic Method Handling

This class handles dynamic methods through the method_missing method

#method_missing(name, value = nil, *args) ⇒ Object 



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# File 'lib/arguments.rb', line 48

def method_missing(name, value=nil, *args)
  if @args.has_key? name
    @args[name]
  end
end

Instance Attribute Details

#args ⇒ Object

Returns the value of attribute args.



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# File 'lib/arguments.rb', line 3

def args
  @args
end

Instance Method Details

#get_args ⇒ Object 



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# File 'lib/arguments.rb', line 23

def get_args
  @args[:path] = "~/.epodder"
  cmd = CmdParse::CommandParser.new( true, true )
  cmd.program_name = "ePodder"
  cmd.program_version = [0, 0, 2]
  cmd.options = CmdParse::OptionParserWrapper.new do |opt|
    opt.separator "Global options:"
    opt.on("-v", "--verbose", "Be verbose when outputting info") {|t| @args[:verbose] = true }
    opt.on("-c", "--conf-dir [PATH]", "Set the configuration directory") {|path| @args[:path] = path}
    opt.on("-l", "--log-path [PATH]", "Set logging to the specified file") {|path| @args[:log_file] = path}
  end

  cmd.add_command( CmdParse::HelpCommand.new )
  cmd.add_command( CmdParse::VersionCommand.new)

  @verbs.each do |verb|
    command = CmdParse::Command.new(verb.name, false, false)
    command.short_desc = verb.desc
    command.set_execution_block(&verb.block)
    cmd.add_command(command)
  end

  cmd.parse
end