Class: Pubsubhubbub4r::Client

Inherits:
Object
  • Object
show all
Defined in:
lib/pubsubhubbub4r/client.rb

Constant Summary collapse

HTTP_TIMEOUT = 
60

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(cache, logger = nil, headers = nil, post_data_overrides = nil) ⇒ Client

Returns a new instance of Client.



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# File 'lib/pubsubhubbub4r/client.rb', line 12

def initialize(cache, logger = nil, headers = nil, post_data_overrides = nil)
  # "cache" and "logger" must respond like Rails.cache / Rails.logger
  @cache = cache
  @logger = logger
  @headers = headers
  # e.g. {'hub.verify' => 'sync'}
  @post_data_overrides = post_data_overrides
end

Instance Attribute Details

#cache ⇒ Object

Returns the value of attribute cache.



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# File 'lib/pubsubhubbub4r/client.rb', line 10

def cache
  @cache
end

#headers ⇒ Object

Returns the value of attribute headers.



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# File 'lib/pubsubhubbub4r/client.rb', line 10

def headers
  @headers
end

#logger ⇒ Object

Returns the value of attribute logger.



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# File 'lib/pubsubhubbub4r/client.rb', line 10

def logger
  @logger
end

#post_data_overrides ⇒ Object

Returns the value of attribute post_data_overrides.



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# File 'lib/pubsubhubbub4r/client.rb', line 10

def post_data_overrides
  @post_data_overrides
end

Instance Method Details

#subscribe(hub_url, topic, callback_url, lease_seconds = 2592000, ack_timeout_seconds = 86400) ⇒ Object 



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# File 'lib/pubsubhubbub4r/client.rb', line 21

def subscribe(hub_url, topic, callback_url, lease_seconds = 2592000, ack_timeout_seconds = 86400)
  post('subscribe', hub_url, topic, callback_url, lease_seconds, ack_timeout_seconds)
end

#unsubscribe(hub_url, topic, callback_url, lease_seconds = 2592000, ack_timeout_seconds = 86400) ⇒ Object 



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# File 'lib/pubsubhubbub4r/client.rb', line 25

def unsubscribe(hub_url, topic, callback_url, lease_seconds = 2592000, ack_timeout_seconds = 86400)
  post('unsubscribe', hub_url, topic, callback_url, lease_seconds, ack_timeout_seconds)
end

#verify(params) ⇒ Object 



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# File 'lib/pubsubhubbub4r/client.rb', line 29

def verify(params)
  cache_key = verification_cache_key(params['hub.verify_token'])
  cached_secret = self.cache.read(cache_key)
  new_secret = verification_secret(params['hub.mode'], params['hub.topic'])
  self.logger.debug "verifying #{cache_key.inspect}: #{cached_secret.inspect} vs #{new_secret.inspect}" if self.logger
  if cached_secret && cached_secret == new_secret
    self.cache.delete(cache_key)
    params['hub.challenge']
  else
    false
  end
end