82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
|
# File 'lib/groupy.rb', line 82
def attach!(klass, column_name, options)
self.subgroups.each do |group_name, group_values|
method_name = if options[:suffix]
"#{group_name}_#{column_name}"
else
group_name
end
klass.class_eval <<-RUBY
def #{method_name}?
#{group_values.inspect}.include?(self.#{column_name})
end
RUBY
scope_name = method_name.to_s.pluralize
if defined?(ActiveRecord) && klass < ActiveRecord::Base
klass.class_eval <<-RUBY
def self.#{scope_name}
where(#{column_name.inspect} => #{group_values.inspect})
end
RUBY
end
end
if options[:constants]
self.value_groups.each do |value_group|
constant_name = if options[:suffix]
"#{value_group.name}_#{column_name}"
else
value_group.name
end
klass.const_set("#{constant_name.to_s.upcase}", value_group.value)
end
end
klass.class_eval <<-RUBY
def self.all_#{column_name.to_s.pluralize}
self.#{column_name.to_s.pluralize}(:all)
end
# self.roles(:non_superadmin) => ["some", "list", "of", "roles"]
def self.#{column_name.to_s.pluralize}(subgroup_name)
self.groupies[#{column_name.inspect}].subgroups[subgroup_name]
end
RUBY
end
|