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Diffstat (limited to 'app/validators/any_field_validator.rb')
-rw-r--r--app/validators/any_field_validator.rb35
1 files changed, 35 insertions, 0 deletions
diff --git a/app/validators/any_field_validator.rb b/app/validators/any_field_validator.rb
new file mode 100644
index 00000000000..b5d01c65585
--- /dev/null
+++ b/app/validators/any_field_validator.rb
@@ -0,0 +1,35 @@
+# frozen_string_literal: true
+
+# AnyFieldValidator
+#
+# Custom validator that checks if any of the provided
+# fields are present to ensure creation of a non-empty
+# record
+#
+# Example:
+#
+# class MyModel < ApplicationRecord
+# validates_with AnyFieldValidator, fields: %w[type name url]
+# end
+class AnyFieldValidator < ActiveModel::Validator
+ def initialize(*args)
+ super
+
+ if options[:fields].blank?
+ raise 'Provide the fields options'
+ end
+ end
+
+ def validate(record)
+ return unless one_of_required_fields.all? { |field| record[field].blank? }
+
+ record.errors.add(:base, _("At least one field of %{one_of_required_fields} must be present") %
+ { one_of_required_fields: one_of_required_fields })
+ end
+
+ private
+
+ def one_of_required_fields
+ options[:fields]
+ end
+end