forked from treehouse/mastodon
45 lines
1.2 KiB
Ruby
45 lines
1.2 KiB
Ruby
# frozen_string_literal: true
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# == Schema Information
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#
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# Table name: custom_emojis
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#
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# id :integer not null, primary key
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# shortcode :string default(""), not null
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# domain :string
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# image_file_name :string
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# image_content_type :string
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# image_file_size :integer
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# image_updated_at :datetime
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# created_at :datetime not null
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# updated_at :datetime not null
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#
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class CustomEmoji < ApplicationRecord
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SHORTCODE_RE_FRAGMENT = '[a-zA-Z0-9_]{2,}'
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SCAN_RE = /(?<=[^[:alnum:]:]|\n|^)
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:(#{SHORTCODE_RE_FRAGMENT}):
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(?=[^[:alnum:]:]|$)/x
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has_attached_file :image
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validates_attachment :image, content_type: { content_type: 'image/png' }, presence: true, size: { in: 0..50.kilobytes }
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validates :shortcode, uniqueness: { scope: :domain }, format: { with: /\A#{SHORTCODE_RE_FRAGMENT}\z/ }, length: { minimum: 2 }
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scope :local, -> { where(domain: nil) }
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include Remotable
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class << self
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def from_text(text, domain)
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return [] if text.blank?
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shortcodes = text.scan(SCAN_RE).map(&:first).uniq
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return [] if shortcodes.empty?
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where(shortcode: shortcodes, domain: domain)
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end
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end
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end
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