Move EmailValidator to app/validators

1 files changed, 21 insertions, 0 deletions

diff --git a/app/validators/email_validator.rb b/app/validators/email_validator.rb
new file mode 100644
index 00000000000..f509f0a5843
--- /dev/null
+++ b/app/validators/email_validator.rb
@@ -0,0 +1,21 @@
+# Based on https://github.com/balexand/email_validator
+#
+# Extended to use only strict mode with following allowed characters:
+# ' - apostrophe
+#
+# See http://www.remote.org/jochen/mail/info/chars.html
+#
+class EmailValidator < ActiveModel::EachValidator
+  @@default_options = {}
+
+  def self.default_options
+    @@default_options
+  end
+
+  def validate_each(record, attribute, value)
+    options = @@default_options.merge(self.options)
+    unless value =~ /\A\s*([-a-z0-9+._']{1,64})@((?:[-a-z0-9]+\.)+[a-z]{2,})\s*\z/i
+      record.errors.add(attribute, options[:message] || :invalid)
+    end
+  end
+end