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author | David Yip <yipdw@member.fsf.org> | 2017-12-04 11:07:01 -0600 |
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committer | David Yip <yipdw@member.fsf.org> | 2017-12-04 11:07:01 -0600 |
commit | d9800a5647cbc57db7679094b2271f8eb5ec328b (patch) | |
tree | f9210c465de5f9d80e294d9ffa8536f98f9c466e /app/models/invite.rb | |
parent | 1c74ede69e7a9916c19da6f05daa215231eba81c (diff) | |
parent | f2f2f1032082d6212771bd0307136484f671d37e (diff) |
Merge branch 'gs-master' into glitch-theme
Diffstat (limited to 'app/models/invite.rb')
-rw-r--r-- | app/models/invite.rb | 52 |
1 files changed, 52 insertions, 0 deletions
diff --git a/app/models/invite.rb b/app/models/invite.rb new file mode 100644 index 000000000..6907c1f1d --- /dev/null +++ b/app/models/invite.rb @@ -0,0 +1,52 @@ +# frozen_string_literal: true +# == Schema Information +# +# Table name: invites +# +# id :integer not null, primary key +# user_id :integer +# code :string default(""), not null +# expires_at :datetime +# max_uses :integer +# uses :integer default(0), not null +# created_at :datetime not null +# updated_at :datetime not null +# + +class Invite < ApplicationRecord + belongs_to :user, required: true + has_many :users, inverse_of: :invite + + scope :available, -> { where(expires_at: nil).or(where('expires_at >= ?', Time.now.utc)) } + scope :expired, -> { where.not(expires_at: nil).where('expires_at < ?', Time.now.utc) } + + before_validation :set_code + + attr_reader :expires_in + + def expires_in=(interval) + self.expires_at = interval.to_i.seconds.from_now unless interval.blank? + @expires_in = interval + end + + def valid_for_use? + (max_uses.nil? || uses < max_uses) && !expired? + end + + def expire! + touch(:expires_at) + end + + def expired? + !expires_at.nil? && expires_at < Time.now.utc + end + + private + + def set_code + loop do + self.code = ([*('a'..'z'), *('A'..'Z'), *('0'..'9')] - %w(0 1 I l O)).sample(8).join + break if Invite.find_by(code: code).nil? + end + end +end |