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Contents
module ActiveRecord
class Base
def is_likeable?
false
end
alias likeable? is_likeable?
end
end
module Socialization
module Likeable
extend ActiveSupport::Concern
included do
after_destroy { Socialization.like_model.remove_likers(self) }
# Specifies if self can be liked.
#
# @return [Boolean]
def is_likeable?
true
end
alias likeable? is_likeable?
# Specifies if self is liked by a {Liker} object.
#
# @return [Boolean]
def liked_by?(liker)
raise Socialization::ArgumentError, "#{liker} is not liker!" unless liker.respond_to?(:is_liker?) && liker.is_liker?
Socialization.like_model.likes?(liker, self)
end
# Returns an array of {Liker}s liking self.
#
# @param [Class] klass the {Liker} class to be included. e.g. `User`
# @return [Array<Liker, Numeric>] An array of Liker objects or IDs
def likers(klass, opts = {})
Socialization.like_model.likers(self, klass, opts)
end
# Returns a scope of the {Liker}s liking self.
#
# @param [Class] klass the {Liker} class to be included in the scope. e.g. `User`
# @return ActiveRecord::Relation
def likers_relation(klass, opts = {})
Socialization.like_model.likers_relation(self, klass, opts)
end
end
end
end
Version data entries
18 entries across 18 versions & 3 rubygems