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class LocalEmail < Email
validate :unique_on_server
validate :unique_alias_for_user
validate :differs_from_main_email
before_validation :add_domain_if_needed
validates :email,
:presence => true,
:format => { :with => /@#{APP_CONFIG[:domain]}\Z/,
:message => "needs to end in @#{APP_CONFIG[:domain]}"}
validates :casted_by, :presence => true
def to_partial_path
"emails/email"
end
protected
def unique_on_server
has_email = User.find_by_email_or_alias(email)
if has_email && has_email != self.base_doc
errors.add :email, "has already been taken"
end
end
def unique_alias_for_user
aliases = self.casted_by.email_aliases
if aliases.select{|a|a.email == self.email}.count > 1
errors.add :email, "is already your alias"
end
end
def differs_from_main_email
# If this has not changed but the email let's mark the email invalid instead.
return if self.persisted?
user = self.casted_by
if user.email == self.email
errors.add :email, "may not be the same as your email address"
end
end
def add_domain_if_needed
if email.blank?
errors.add :email, "may not be empty."
end
self.email += "@" + APP_CONFIG[:domain] unless self.email.include?("@")
end
end
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