Class: OpenTok::Session

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

Overview

Represents an OpenTok session.

Use the OpenTok.createSession() method to create an OpenTok session. Use the session_id property of the Session object to get the session ID.

Instance Attribute Summary collapse

Instance Method Summary collapse

Instance Attribute Details

#location ⇒ String (readonly)

The location hint IP address. See the OpenTok.createSession() method.

Returns:

  • (String) —

    the current value of location



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# File 'lib/opentok/session.rb', line 43

def location
  @location
end

#media_mode ⇒ String (readonly)

Set to :routed if the session uses the OpenTok Media Router or to :relayed if the session attempts to transmit streams directly between clients.

Returns:

  • (String) —

    the current value of media_mode



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# File 'lib/opentok/session.rb', line 43

def media_mode
  @media_mode
end

#session_id ⇒ String (readonly)

The session ID.

Returns:

  • (String) —

    the current value of session_id



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# File 'lib/opentok/session.rb', line 43

def session_id
  @session_id
end

Instance Method Details

#generate_token(options) ⇒ String

Generates a token.

Parameters:

  • options (Hash)

Options Hash (options):

  • :role (String) —

    The role for the token. Set this to one of the following values:

    • :subscriber – A subscriber can only subscribe to streams.

    • :publisher – A publisher can publish streams, subscribe to streams, and signal. (This is the default value if you do not specify a role.)

    • :moderator – In addition to the privileges granted to a publisher, in clients using the OpenTok.js 2.2 library, a moderator can call the forceUnpublish() and forceDisconnect() method of the Session object.

  • :expire_time (integer) —

    The expiration time, in seconds since the UNIX epoch. Pass in 0 to use the default expiration time of 24 hours after the token creation time. The maximum expiration time is 30 days after the creation time.

  • :data (String) —

    A string containing connection metadata describing the end-user. For example, you can pass the user ID, name, or other data describing the end-user. The length of the string is limited to 1000 characters. This data cannot be updated once it is set.

Returns:

  • (String) —

    The token string.



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# File 'lib/opentok/session.rb', line 43

class Session

  include TokenGenerator
  generates_tokens({
    :api_key => ->(instance) { instance.api_key },
    :api_secret => ->(instance) { instance.api_secret },
    :session_id => ->(instance) { instance.session_id }
  })

  attr_reader :session_id, :media_mode, :location, :api_key, :api_secret

  # @private
  # this implementation doesn't completely understand the format of a Session ID
  # that is intentional, that is too much responsibility.
  def self.belongs_to_api_key?(session_id, api_key)
    encoded = session_id[2..session_id.length]
                        .gsub('-', '+')
                        .gsub('_', '/')
    decoded = Base64.decode64(encoded)
    decoded.include? api_key
  end

  # @private
  def initialize(api_key, api_secret, session_id, opts={})
    @api_key, @api_secret, @session_id = api_key, api_secret, session_id
    @media_mode, @location = opts.fetch(:media_mode, :routed), opts[:location]
  end

  # @private
  def to_s
    @session_id
  end
end