Class: FBomb::Command

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

Overview

class_methods

Defined Under Namespace

Classes: DSL, Table

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize ⇒ Command

Returns a new instance of Command.



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# File 'lib/fbomb/command.rb', line 89

def initialize
  @call = proc{}
end

Class Method Details

.commands ⇒ Object 



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# File 'lib/fbomb/command.rb', line 40

def commands
  table.values
end

.load(*args) ⇒ Object 



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# File 'lib/fbomb/command.rb', line 24

def load(*args)
  args.flatten.uniq.each do |arg|
    Command.command_paths << arg
    case arg.to_s
      when %r|^[/~]|
        load_absolute_path(arg)
      when %r|://|
        load_uri(arg)
      else
        load_relative_path(arg)
    end
  end
  setup
  table
end

.load_absolute_path(arg) ⇒ Object 



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# File 'lib/fbomb/command.rb', line 66

def load_absolute_path(arg)
  path = File.expand_path(arg.to_s)
  path += '.rb' unless path =~ /\.rb\Z/
  open(path){|fd| load_string(fd.read, path, 1)}
end

.load_relative_path(arg) ⇒ Object 



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# File 'lib/fbomb/command.rb', line 60

def load_relative_path(arg)
  basename = arg.to_s
  basename += '.rb' unless basename =~ /\.rb\Z/
  load_absolute_path(File.join(Command.dir, basename))
end

.load_string(string, __file__, __lineno__, dangerous = true) ⇒ Object 



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# File 'lib/fbomb/command.rb', line 72

def load_string(string, __file__, __lineno__, dangerous = true)
  Thread.new(string, dangerous) do |string, dangerous|
    Thread.current.abort_on_exception = true
    $SAFE = 12 unless dangerous
    module_eval(string, __file__, __lineno__)
  end.value
end

.load_uri(arg) ⇒ Object 



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# File 'lib/fbomb/command.rb', line 53

def load_uri(arg)
  uri = arg.to_s
  open(uri) do |fd|
    open(path){|fd| load_string(fd.read, uri, 1)}
  end
end

.setup ⇒ Object 



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# File 'lib/fbomb/command.rb', line 44

def setup
  commands.each do |command|
    if command.setup and command.setup.respond_to?(:call)
      command.setup.call()
      command.setup = true
    end
  end
end

Instance Method Details

#call(*args, &block) ⇒ Object 



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# File 'lib/fbomb/command.rb', line 93

def call(*args, &block)
  arity = @call.arity

  argv =
    if arity >= 0
      args[0, arity]
    else
      head = []
      tail = []
      n = arity.abs - 1
      head = args[0...n]
      tail = args[n..-1]
      [*(head + tail)]
    end

  argv.compact!

  block ? @call=call : instance_exec(*argv, &@call)
end

#call=(call) ⇒ Object 



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# File 'lib/fbomb/command.rb', line 113

def call=(call)
  @call = call
end

#flow ⇒ Object

instance methods



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# File 'lib/fbomb/command.rb', line 83

fattr(:flow){ self.class.flow }

#matches?(*args) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/fbomb/command.rb', line 141

def matches?(*args)
  text = Coerce.list_of_strings(args).join(' ')
  patterns.any?{|pattern| pattern === text}
end

#most_recent_comment ⇒ Object 



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# File 'lib/fbomb/command.rb', line 125

def most_recent_comment
  message =
    catch(:message) do
      FBomb.messages.reverse.each do |message|
        next if message == FBomb.message

        case message['type'].to_s
          when 'TextMessage'
            throw :message,  message
        end
      end
      nil
    end
  message['body'] if message
end