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103 lines
3.4 KiB
103 lines
3.4 KiB
# 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 :bigint(8) 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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# disabled :boolean default(FALSE), not null |
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# uri :string |
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# image_remote_url :string |
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# visible_in_picker :boolean default(TRUE), not null |
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# category_id :bigint(8) |
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# image_storage_schema_version :integer |
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# |
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class CustomEmoji < ApplicationRecord |
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include Attachmentable |
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LIMIT = 256.kilobytes |
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MINIMUM_SHORTCODE_SIZE = 2 |
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MAX_SHORTCODE_SIZE = 128 |
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MAX_FEDERATED_SHORTCODE_SIZE = 2048 |
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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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SHORTCODE_ONLY_RE = /\A#{SHORTCODE_RE_FRAGMENT}\z/ |
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IMAGE_MIME_TYPES = %w(image/png image/gif image/webp).freeze |
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belongs_to :category, class_name: 'CustomEmojiCategory', optional: true |
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has_one :local_counterpart, -> { where(domain: nil) }, class_name: 'CustomEmoji', primary_key: :shortcode, foreign_key: :shortcode, inverse_of: false, dependent: nil |
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has_attached_file :image, styles: { static: { format: 'png', convert_options: '-coalesce +profile "!icc,*" +set date:modify +set date:create +set date:timestamp', file_geometry_parser: FastGeometryParser } }, validate_media_type: false, processors: [:lazy_thumbnail] |
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normalizes :domain, with: ->(domain) { domain.downcase.strip } |
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validates_attachment :image, content_type: { content_type: IMAGE_MIME_TYPES }, presence: true, size: { less_than: LIMIT } |
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validates :shortcode, uniqueness: { scope: :domain }, format: { with: SHORTCODE_ONLY_RE }, length: { minimum: MINIMUM_SHORTCODE_SIZE, maximum: MAX_FEDERATED_SHORTCODE_SIZE } |
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validates :shortcode, length: { maximum: MAX_SHORTCODE_SIZE }, if: :local? |
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scope :local, -> { where(domain: nil) } |
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scope :remote, -> { where.not(domain: nil) } |
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scope :enabled, -> { where(disabled: false) } |
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scope :alphabetic, -> { order(domain: :asc, shortcode: :asc) } |
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scope :by_domain_and_subdomains, ->(domain) { where(domain: domain).or(where(arel_table[:domain].matches("%.#{domain}"))) } |
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scope :listed, -> { local.enabled.where(visible_in_picker: true) } |
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remotable_attachment :image, LIMIT |
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after_commit :remove_entity_cache |
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def local? |
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domain.nil? |
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end |
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def object_type |
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:emoji |
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end |
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def copy! |
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copy = self.class.find_or_initialize_by(domain: nil, shortcode: shortcode) |
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copy.image = image |
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copy.tap(&:save!) |
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end |
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def to_log_human_identifier |
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shortcode |
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end |
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class << self |
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def from_text(text, domain = nil) |
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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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EntityCache.instance.emoji(shortcodes, domain) |
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end |
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def search(shortcode) |
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where(arel_table[:shortcode].matches("%#{sanitize_sql_like(shortcode)}%")) |
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end |
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end |
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private |
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def remove_entity_cache |
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Rails.cache.delete(EntityCache.instance.to_key(:emoji, shortcode, domain)) |
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end |
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end
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