Module: Mongoid::Likeable

Extended by:
ActiveSupport::Concern
Defined in:
lib/mongoid_likes/likeable.rb

Instance Method Summary collapse

Dynamic Method Handling

This class handles dynamic methods through the method_missing method

#method_missing(missing_method, *args, &block) ⇒ Object (private) 



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# File 'lib/mongoid_likes/likeable.rb', line 77

def method_missing(missing_method, *args, &block)
  if missing_method.to_s =~ /^(.+)_likers_count$/
    likers_count_by_model($1.camelize)
  elsif missing_method.to_s =~ /^all_(.+)_likers$/
    all_likers_by_model($1.camelize)
  else
    super
  end
end

Instance Method Details

#all_likers ⇒ Object

view all selfs likers

Example:

> @track.all_likers

> [@joe, @max]



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# File 'lib/mongoid_likes/likeable.rb', line 43

def all_likers
  get_likers_of(self)
end

#all_likers_by_model(model) ⇒ Object

view all selfs likers by model

Example:

> @track.all_likers_by_model

> [@joe]



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# File 'lib/mongoid_likes/likeable.rb', line 52

def all_likers_by_model(model)
  get_likers_of(self, model)
end

#common_likers_with(model) ⇒ Object

view all common likers of self against model

Example:

> @track.common_likers_with(@gang)

> [@joe, @max]



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# File 'lib/mongoid_likes/likeable.rb', line 61

def common_likers_with(model)
  model_likers = get_likers_of(model)
  self_likers = get_likers_of(self)

  self_likers & model_likers
end

#liker?(model) ⇒ Boolean

know if self is liked by model

Example:

> @track.liker?(@joe)

> true

Returns:

  • (Boolean) 


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# File 'lib/mongoid_likes/likeable.rb', line 15

def liker?(model)
  self.likers_assoc.find(:all, conditions: {like_id: model.id}).limit(1).count > 0
end

#likers_count ⇒ Object

get likers count Note: this is a cache counter

Example:

> @track.likers_count

> 1



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# File 'lib/mongoid_likes/likeable.rb', line 25

def likers_count
  self.liked_count_field
end

#likers_count_by_model(model) ⇒ Object

get likers count by model

Example:

> @track.likers_count_by_model(User)

> 1



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# File 'lib/mongoid_likes/likeable.rb', line 34

def likers_count_by_model(model)
  self.likers_assoc.where(:like_type => model.to_s).count
end