Class: OAuth::CLI

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

Constant Summary collapse

SUPPORTED_COMMANDS = 
{
  "authorize" => "Obtain an access token and secret for a user",
  "debug"     => "Verbosely generate an OAuth signature",
  "sign"      => "Generate an OAuth signature"
}

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize ⇒ CLI

Returns a new instance of CLI.



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# File 'lib/oauth/cli.rb', line 20

def initialize
  @options = {}

  # don't dump a backtrace on a ^C
  trap(:INT) {
    exit
  }
end

Instance Attribute Details

#command ⇒ Object (readonly)

Returns the value of attribute command.



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# File 'lib/oauth/cli.rb', line 12

def command
  @command
end

#options ⇒ Object (readonly)

Returns the value of attribute options.



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# File 'lib/oauth/cli.rb', line 13

def options
  @options
end

#stdin ⇒ Object (readonly)

Returns the value of attribute stdin.



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# File 'lib/oauth/cli.rb', line 14

def stdin
  @stdin
end

#stdout ⇒ Object (readonly)

Returns the value of attribute stdout.



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# File 'lib/oauth/cli.rb', line 14

def stdout
  @stdout
end

Class Method Details

.execute(stdout, stdin, stderr, arguments = []) ⇒ Object 



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# File 'lib/oauth/cli.rb', line 16

def self.execute(stdout, stdin, stderr, arguments = [])
  self.new.execute(stdout, stdin, stderr, arguments)
end

Instance Method Details

#execute(stdout, stdin, stderr, arguments = []) ⇒ Object 



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# File 'lib/oauth/cli.rb', line 29

def execute(stdout, stdin, stderr, arguments = [])
  @stdout = stdout
  @stdin  = stdin
  @stderr = stderr
  extract_command_and_parse_options(arguments)

  if sufficient_options? && valid_command?
    if command == "debug"
      @command = "sign"
      @options[:verbose] = true
    end

    case command
    # TODO move command logic elsewhere
    when "authorize"
      # Y! token authority requires realm=yahoo.com when headers are in use
      # TODO remove :scheme when that's been fixed
      # TODO determine endpoints w/ X-RDS-Simple
      consumer = OAuth::Consumer.new \
        options[:oauth_consumer_key],
        options[:oauth_consumer_secret],
        :access_token_url  => options[:access_token_url],
        :authorize_url     => options[:authorize_url],
        :request_token_url => options[:request_token_url],
        :scheme            => :query_string

      # get a request token
      request_token = consumer.get_request_token

      stdout.puts "Please visit this url to authorize:"
      stdout.puts request_token.authorize_url

      stdout.puts "Press return to continue..."
      stdin.gets

      begin
        # get an access token
        access_token = request_token.get_access_token

        stdout.puts "Response:"
        access_token.params.each do |k,v|
          stdout.puts "  #{k}: #{v}"
        end
      rescue OAuth::Unauthorized => e
        stderr.puts "A problem occurred while attempting to obtain an access token:"
        stderr.puts e
      end
    when "sign"
      parameters = prepare_parameters

      request = OAuth::RequestProxy.proxy \
         "method"     => options[:method],
         "uri"        => options[:uri],
         "parameters" => parameters

      if verbose?
        stdout.puts "OAuth parameters:"
        request.oauth_parameters.each do |k,v|
          stdout.puts "  " + [k, v] * ": "
        end
        stdout.puts

        if request.non_oauth_parameters.any?
          stdout.puts "Parameters:"
          request.non_oauth_parameters.each do |k,v|
            stdout.puts "  " + [k, v] * ": "
          end
          stdout.puts
        end
      end

      request.sign! \
        :consumer_secret => options[:oauth_consumer_secret],
        :token_secret    => options[:oauth_token_secret]

      if verbose?
        stdout.puts "Method: #{request.method}"
        stdout.puts "URI: #{request.uri}"
        stdout.puts "Normalized params: #{request.normalized_parameters}" unless options[:xmpp]
        stdout.puts "Signature base string: #{request.signature_base_string}"

        if options[:xmpp]
          stdout.puts
          stdout.puts "XMPP Stanza:"
          stdout.puts <<-EOS
  <oauth xmlns='urn:xmpp:oauth:0'>
<oauth_consumer_key>#{request.oauth_consumer_key}</oauth_consumer_key>
<oauth_token>#{request.oauth_token}</oauth_token>
<oauth_signature_method>#{request.oauth_signature_method}</oauth_signature_method>
<oauth_signature>#{request.oauth_signature}</oauth_signature>
<oauth_timestamp>#{request.oauth_timestamp}</oauth_timestamp>
<oauth_nonce>#{request.oauth_nonce}</oauth_nonce>
<oauth_version>#{request.oauth_version}</oauth_version>
  </oauth>
          EOS
          stdout.puts
          stdout.puts "Note: You may want to use bare JIDs in your URI."
          stdout.puts
        else
          stdout.puts "OAuth Request URI: #{request.signed_uri}"
          stdout.puts "Request URI: #{request.signed_uri(false)}"
          stdout.puts "Authorization header: #{request.oauth_header(:realm => options[:realm])}"
        end
        stdout.puts "Signature:         #{request.oauth_signature}"
        stdout.puts "Escaped signature: #{OAuth::Helper.escape(request.oauth_signature)}"
      else
        stdout.puts request.oauth_signature
      end
    end
  else
    usage
  end
end