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# uber-hacky dynamic collection names for MongoID models: | |
# | |
# class MyModel | |
# include Mongoid::PrefixableDocument # ...instead of Mongoid::Document | |
# include Mongoid::Timestamps | |
# | |
# field :foobar, :type => Integer | |
# | |
# def my_method; 123; end | |
# | |
# freeze_stack! # this needs to be the last line in your model! | |
# | |
# end | |
# | |
# m = MyModel.new | |
# => #<MyModelWrap _prefix: none, _id: 12312312, _type: nil > | |
# m.collection_name | |
# => "my_model" | |
# | |
# m = MyModel.prefix("foobar").new | |
# => #<FoobarMyModelWrap _prefix: foobar, _id: 12312312, _type: nil > | |
# m.collection_name | |
# => "foobar_my_model" | |
# | |
# ~paul (paul@paulasmuth.com) | |
# | |
# Modified for reuse in multiple classes | |
# - John (john@coolr.io, github:jygeer) | |
module Mongoid | |
module PrefixableDocument | |
def self.included(base) | |
base.send :class_variable_set, :@@wrapped_stack, [] | |
base.send :class_variable_set, :@@wrapped_class, base | |
base.class_eval do | |
def self.prefix(_prefix=nil) | |
wrapped_class.clone.tap do |wrapper_klass| | |
wrapper_klass.class_eval do | |
self.send :class_variable_set, :@@wrapped_prefix, _prefix | |
include Mongoid::Document | |
def self.inspect | |
"#<#{wrapped_class.name} _prefix: #{wrapped_prefix||'none'}>" | |
end | |
def prefixed_inspect(inspection) | |
"#<#{wrapped_class.name} _prefix: #{wrapped_prefix||'none'}, _id: #{id}, #{inspection * ', '}>" | |
end | |
end | |
wrapper_klass.store_in(collection: [_prefix,wrapped_class.name.pluralize.downcase].compact.join("_")) | |
wrapped_stack.each{ |m,a| wrapper_klass.send(m,*a) } | |
end | |
end | |
def self.wrapped_class | |
self.send :class_variable_get, :@@wrapped_class | |
end | |
def self.wrapped_stack | |
self.send :class_variable_get, :@@wrapped_stack | |
end | |
def self.wrapped_prefix | |
self.send :class_variable_get, :@@wrapped_prefix | |
end | |
def self.method_missing(_method, *args) | |
if wrapped_stack.frozen? | |
self.prefix.send(_method, *args) | |
else | |
wrapped_stack << [_method, args] | |
end | |
end | |
def self.freeze_stack! | |
wrapped_stack.freeze | |
end | |
end | |
end | |
end | |
module Inspection | |
def inspect | |
inspection = [] | |
inspection.concat(inspect_fields).concat(inspect_dynamic_fields) | |
return prefixed_inspect(inspection) if respond_to?(:prefixed_inspect) | |
"#<#{self.class.name} _id: #{id}, #{inspection * ', '}>" | |
end | |
end | |
end |
Thanks, it works fine with mongoid version 7.0.2.
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Hi, just curious if this work with current mongoid version.