Module: Groupify::Mongoid::Group::ClassMethods

Defined in:
lib/groupify/adapter/mongoid.rb

Instance Method Summary collapse

Instance Method Details

#default_member_class ⇒ Object 



80
81
82
 
# File 'lib/groupify/adapter/mongoid.rb', line 80

def default_member_class
  @default_member_class ||= register(User)
end

#default_member_class=(klass) ⇒ Object 



84
85
86
 
# File 'lib/groupify/adapter/mongoid.rb', line 84

def default_member_class=(klass)
  @default_member_class = klass
end

#has_members(name) ⇒ Object

Define which classes are members of this group



94
95
96
97
98
99
100
101
102
 
# File 'lib/groupify/adapter/mongoid.rb', line 94

def has_members(name)
  klass = name.to_s.classify.constantize
  register(klass)

  # Define specific members accessor, i.e. group.users
  define_method name.to_s.pluralize.underscore do
    klass.any_in(:group_ids => [self.id])
  end
end

#member_classes ⇒ Object

Returns the member classes defined for this class, as well as for the super classes



89
90
91
 
# File 'lib/groupify/adapter/mongoid.rb', line 89

def member_classes
  (@member_klasses ||= Set.new).merge(superclass.method_defined?(:member_classes) ? superclass.member_classes : [])
end

#merge!(source_group, destination_group) ⇒ Object

Merge two groups. The members of the source become members of the destination, and the source is destroyed.



105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
 
# File 'lib/groupify/adapter/mongoid.rb', line 105

def merge!(source_group, destination_group)
  # Ensure that all the members of the source can be members of the destination
  invalid_member_classes = (source_group.member_classes - destination_group.member_classes)
  invalid_member_classes.each do |klass|
    if klass.any_in(:group_ids => [source_group.id]).count > 0
      raise ArgumentError.new("#{source_group.class} has members that cannot belong to #{destination_group.class}")
    end
  end

  source_group.member_classes.each do |klass|
    klass.any_in(:group_ids => [source_group.id]).update_all(:$set => {:"group_ids.$" => destination_group.id})
  end

  source_group.delete
end

#with_member(member) ⇒ Object 



76
77
78
 
# File 'lib/groupify/adapter/mongoid.rb', line 76

def with_member(member)
  criteria.for_ids(member.group_ids)
end