Module: ActiveRestrictor::InstanceMethods

Defined in:
lib/active_restrictors/active_restrictor.rb

Instance Method Summary collapse

Instance Method Details

#_restrictor_custom_user_class ⇒ Object

Grabs customizable user class



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# File 'lib/active_restrictors/active_restrictor.rb', line 184

def _restrictor_custom_user_class
  self.class._restrictor_custom_user_class
end

#allowed_users ⇒ Object

Returns User scope with all restrictors applied



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# File 'lib/active_restrictors/active_restrictor.rb', line 189

def allowed_users
  klass_scope = self.class.restrictor_klass_scoping.where(:id => self.id)
  user_scope = self.class.restrictor_user_scoping
  if(klass_scope.count > 0)
    full_restrictors.each do |restrictor|
      user_scope = user_scope.includes(restrictor[:name])
      unless(restrictor[:user_custom].present?)
        rtable_name = restrictor[:table_name] || restrictor[:class].table_name
        r_scope = self.send(restrictor[:name]).scoped.select("#{rtable_name}.id")
        r_count = self.send(restrictor[:name]).scoped.select("count(*)")
        # this next bit gets rid of the association_name.* rails insists upon and any extra cruft
        r_scope.arel.ast.cores.first.projections.delete_if{|item| item != "#{rtable_name}.id"}
        r_count.arel.ast.cores.first.projections.delete_if{|item| item != "count(*)"}
        user_scope = user_scope.where(
          "#{rtable_name}.id IN (#{r_scope.to_sql})#{
            " OR (#{r_count.to_sql}) = 0" if restrictor[:default_allowed_all]
          }"
        )
      else
        user_scope = restrictor[:user_custom].call(user_scope, self)
      end
    end
    if(Array(implicit_restrictors).size > 0)
      if(r = _restrictor_custom_user_class.reflect_on_all_associations.detect{|r| r.klass == self.class})
        user_scope = user_scope.includes(r.name).merge(klass_scope)
      end
    end
    user_scope
  else
    user_scope.where('null')
  end
end

#basic_model_restrictors(*args) ⇒ Object

Returns restrictors of type :basic_model NOTE: Returns enabled by default. Provide :include_disabled to get all



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# File 'lib/active_restrictors/active_restrictor.rb', line 169

def basic_model_restrictors(*args)
  self.class.basic_model_restrictors(*args)
end

#basic_user_restrictors(*args) ⇒ Object

Returns restrictors of type :basic_user NOTE: Returns enabled by default. Provide :include_disabled to get all



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# File 'lib/active_restrictors/active_restrictor.rb', line 163

def basic_user_restrictors(*args)
  self.class.basic_user_restrictors(*args)
end

#enabled_restrictors ⇒ Object

Returns all restrictors taht are currently in enabled status



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# File 'lib/active_restrictors/active_restrictor.rb', line 179

def enabled_restrictors
  self.class.enabled_restrictors
end

#full_restrictors(*args) ⇒ Object

Returns restrictors not of type :basic NOTE: Returns enabled by default. Provide :include_disabled to get all



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# File 'lib/active_restrictors/active_restrictor.rb', line 157

def full_restrictors(*args)
  self.class.full_restrictors(*args)
end

#implicit_restrictors ⇒ Object

Returns restrictors of type :implict



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# File 'lib/active_restrictors/active_restrictor.rb', line 174

def implicit_restrictors
  self.class.implicit_restrictors
end

#restrictor_class(hash) ⇒ Object

hash

Restrictor hash

Provides class of restrictor



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# File 'lib/active_restrictors/active_restrictor.rb', line 151

def restrictor_class(hash)
  self.class.restrictor_class(hash)
end