Class: ActiveRecord::Base

Inherits:
Object
  • Object
show all
Defined in:
lib/import/importable.rb

Direct Known Subclasses

Import::Resource

Class Method Summary collapse

Class Method Details

.find_existing_entries(criteria, values) ⇒ Object 



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# File 'lib/import/importable.rb', line 3

def find_existing_entries(criteria, values)
  class_eval <<-EOV
find_by_sql(
  [
"SELECT #{self.table_name}.id AS id, #{self.table_name}.name AS name FROM #{self.table_name} WHERE #{criteria}",
"#{values.join('", "')}"
  ]
).map{|a| [a.id, a.name]}
EOV
end