discourse/app/models/invite.rb

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require_dependency 'trashable'
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class Invite < ActiveRecord::Base
include Trashable
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belongs_to :user
belongs_to :topic
belongs_to :invited_by, class_name: 'User'
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has_many :topic_invites
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has_many :topics, through: :topic_invites, source: :topic
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validates_presence_of :email
validates_presence_of :invited_by_id
before_create do
self.invite_key ||= SecureRandom.hex
end
before_save do
self.email = Email.downcase(email)
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end
validate :user_doesnt_already_exist
attr_accessor :email_already_exists
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def user_doesnt_already_exist
@email_already_exists = false
return if email.blank?
if User.where("email = ?", Email.downcase(email)).exists?
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@email_already_exists = true
errors.add(:email)
end
end
def redeemed?
redeemed_at.present?
end
def expired?
created_at < SiteSetting.invite_expiry_days.days.ago
end
def redeem
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InviteRedeemer.new(self).redeem unless expired? || destroyed?
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end
end
# == Schema Information
#
# Table name: invites
#
# id :integer not null, primary key
# invite_key :string(32) not null
# email :string(255) not null
# invited_by_id :integer not null
# user_id :integer
# redeemed_at :datetime
# created_at :datetime not null
# updated_at :datetime not null
# deleted_at :datetime
# deleted_by_id :integer
#
# Indexes
#
# index_invites_on_email_and_invited_by_id (email,invited_by_id) UNIQUE
# index_invites_on_invite_key (invite_key) UNIQUE
#