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denstepa/email_dots_validator.rb

Created September 14, 2015 11:49
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rails - stop dots abuseing in emails
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email_dots_validator.rb
def no_dots_email_abuse
if User.where("(regexp_replace(users.email, '\\.', '', 'gi') LIKE ?)", email.gsub('.', '')).any?
errors.add(:email, 'is already taken. Please try another email.')
end
end
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