Class: SimpleActivity::Activity

Inherits:
ActiveRecord::Base
  • Object
show all
Defined in:
lib/simple_activity/models/activity.rb

Direct Known Subclasses

Activity

Class Method Summary collapse

Instance Method Summary collapse

Dynamic Method Handling

This class handles dynamic methods through the method_missing method

#method_missing(method_name, *arguments, &block) ⇒ Object

Delegate the methods start with “actor_” or “target_” to cached result



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# File 'lib/simple_activity/models/activity.rb', line 33

def method_missing(method_name, *arguments, &block)
  if method_name.to_s =~ /(actor|target)_(?!type|id).*/
    self.cache.try(:[], method_name.to_s)
  else
    super
  end
end

Class Method Details

.actor_activities(obj) ⇒ Object

Show activities belongs to an actor



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# File 'lib/simple_activity/models/activity.rb', line 14

def self.actor_activities(obj)
  type = obj.class.to_s
  id   = obj.id
  self.where(actor_type: type, actor_id: id)
end

.target_activities(obj) ⇒ Object

Show activities belongs to a target



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# File 'lib/simple_activity/models/activity.rb', line 21

def self.target_activities(obj)
  type = obj.class.to_s
  id   = obj.id
  self.where(target_type: type, target_id: id)
end

Instance Method Details

#actor ⇒ Object 



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# File 'lib/simple_activity/models/activity.rb', line 56

def actor
  actor_type.capitalize.constantize.find(actor_id)
end

#cache ⇒ Object 



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# File 'lib/simple_activity/models/activity.rb', line 27

def cache
  read_attribute(:cache) || []
end

#can_display? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/simple_activity/models/activity.rb', line 64

def can_display?
  display
end

#respond_to_missing?(method_name, include_private = false) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/simple_activity/models/activity.rb', line 41

def respond_to_missing?(method_name, include_private = false)
  method_name.to_s.match /(actor|target)_.*/ || super
end

#target ⇒ Object 



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# File 'lib/simple_activity/models/activity.rb', line 60

def target
  target_type.capitalize.constantize.find(target_id)
end

#update_cache(cache_rule) ⇒ Object

TODO: Untested



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# File 'lib/simple_activity/models/activity.rb', line 46

def update_cache(cache_rule)
  cache_rule.each do |type, type_methods|
    type_methods.each do |method|
      value = self.send(type).send(method)
      self.cache["#{type}_#{method}"] = value
    end
  end
  save
end