Make open source

app/models/guest.rb

@@ -0,0 +1,41 @@
+#
+# A primary guest.
+#
+class Guest < ApplicationRecord
+  include FindableWithToken
+
+  auto_strip_attributes :email, :first_name, :last_name, :diet, :songs, :notes
+
+  validates :email, presence: true, uniqueness: true
+  validates :email, format: Devise.email_regexp, allow_blank: true
+
+  validates :first_name, presence: true, if: :persisted?
+  validates :first_name, length: { maximum: 1024 }
+  validates :last_name, presence: true, if: :persisted?
+  validates :last_name, length: { maximum: 1024 }
+
+  def name
+    "#{first_name} #{last_name}"
+  end
+
+  def name_with_email
+    "#{name} <#{email}>"
+  end
+
+  # Don't allow long or odd names in emails; may be spam.
+  def email_safe_salutation
+    return 'Hello,' if
+      first_name.blank? || first_name !~ /\A[\p{Word}\s'-]{1,30}\z/i
+    "Dear #{first_name},"
+  end
+
+  validates :diet, length: { maximum: 8192 }
+  validates :songs, length: { maximum: 8192 }
+  validates :notes, length: { maximum: 8192 }
+
+  has_many :plus_ones, dependent: :destroy
+
+  scope :confirmed, -> { where.not(confirmed_at: nil) }
+  scope :attending, -> { confirmed.where(attending: true) }
+  scope :not_attending, -> { confirmed.where(attending: false) }
+end