14 lines
404 B
14 lines
404 B
class LiveLink < ApplicationRecord
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belongs_to :course
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belongs_to :user
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has_many :tidings, as: :container, dependent: :destroy
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validates :url, presence: true, format: { with: CustomRegexp::URL, message: "必须为网址超链接" }
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validates :description, length: { maximum: 100, too_long: "不能超过100个字符" }
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def op_auth?
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user == User.current || User.current.admin?
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end
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end
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