Module: Marley::Utils

Defined in:
lib/marley/utils.rb

Defined Under Namespace

Modules: ClassAttrs

Class Method Summary collapse

Class Method Details

.combine(old, new) ⇒ Object 



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# File 'lib/marley/utils.rb', line 47

def self.combine(old,new)
  if old.is_a?(Hash) && new.is_a?(Hash)
    old.merge(new) {|k,o,n|Marley::Utils.combine(o,n)}
  elsif old.is_a?(Array) && new.is_a?(Array)
    (old + new).uniq
  else
    new
  end
end

.hash_keys_to_syms(hsh) ⇒ Object 



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# File 'lib/marley/utils.rb', line 64

def self.hash_keys_to_syms(hsh)
  hsh.inject({}) {|h,(k,v)| h[k.to_sym]= v.class==Hash ? hash_keys_to_syms(v) : v;h }
end

.many_to_many_join(lclass, rclass, lopts = {}, ropts = {}) ⇒ Object 



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# File 'lib/marley/utils.rb', line 59

def self.many_to_many_join(lclass, rclass,lopts={},ropts={})
  join_table=[lclass.table_name.to_s,rclass.table_name.to_s ].sort.join('_').to_sym
  lclass.many_to_many(rclass.resource_name.pluralize.to_sym,{:join_table => join_table,:class =>rclass, :left_key => lclass.foreign_key_name, :right_key => rclass.foreign_key_name}).update(lopts)
  rclass.many_to_many(lclass.resource_name.pluralize.to_sym,{:join_table => join_table, :class =>lclass,:left_key => rclass.foreign_key_name, :right_key => lclass.foreign_key_name}.update(ropts))
end

.sti(klass) ⇒ Object 



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# File 'lib/marley/utils.rb', line 56

def self.sti(klass)
  klass.plugin :single_table_inheritance, :"#{klass.to_s.sub(/.*::/,'').underscore}_type", :model_map => lambda{|v| MR.const_get(v.to_sym)}, :key_map => lambda{|clss|clss.name.sub(/.*::/,'')}
end