116 lines
3.0 KiB
Ruby
116 lines
3.0 KiB
Ruby
# frozen_string_literal: true
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class WatchedWord < ActiveRecord::Base
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def self.actions
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@actions ||=
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Enum.new(
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block: 1,
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censor: 2,
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require_approval: 3,
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flag: 4,
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link: 8,
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replace: 5,
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tag: 6,
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silence: 7,
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)
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end
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MAX_WORDS_PER_ACTION = 2000
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before_validation do
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self.word = self.class.normalize_word(self.word)
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if self.action == WatchedWord.actions[:link] && !(self.replacement =~ %r{\Ahttps?://})
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self.replacement =
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"#{Discourse.base_url}#{self.replacement&.starts_with?("/") ? "" : "/"}#{self.replacement}"
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end
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end
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validates :word, presence: true, uniqueness: true, length: { maximum: 100 }
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validates :action, presence: true
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validate :replacement_is_url, if: -> { action == WatchedWord.actions[:link] }
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validate :replacement_is_tag_list, if: -> { action == WatchedWord.actions[:tag] }
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validates_each :word do |record, attr, val|
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if WatchedWord.where(action: record.action).count >= MAX_WORDS_PER_ACTION
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record.errors.add(:word, :too_many)
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end
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end
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after_save :clear_cache
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after_destroy :clear_cache
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scope :by_action, -> { order("action ASC, word ASC") }
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scope :for,
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->(word:) {
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where(
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"(word ILIKE :word AND case_sensitive = 'f') OR (word LIKE :word AND case_sensitive = 't')",
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word: word,
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)
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}
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def self.normalize_word(w)
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w.strip.squeeze("*")
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end
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def replacement_is_url
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errors.add(:base, :invalid_url) if !(replacement =~ URI.regexp)
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end
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def replacement_is_tag_list
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tag_list = replacement&.split(",")
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tags = Tag.where(name: tag_list)
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if (tag_list.blank? || tags.empty? || tag_list.size != tags.size)
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errors.add(:base, :invalid_tag_list)
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end
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end
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def self.create_or_update_word(params)
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new_word = normalize_word(params[:word])
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w = self.for(word: new_word).first_or_initialize(word: new_word)
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w.replacement = params[:replacement] if params[:replacement]
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w.action_key = params[:action_key] if params[:action_key]
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w.action = params[:action] if params[:action]
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w.case_sensitive = params[:case_sensitive] if !params[:case_sensitive].nil?
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w.save
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w
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end
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def self.has_replacement?(action)
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action == :replace || action == :tag || action == :link
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end
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def action_key=(arg)
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self.action = self.class.actions[arg.to_sym]
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end
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def action_log_details
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if replacement.present?
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"#{word} → #{replacement}"
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else
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word
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end
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end
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def clear_cache
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WordWatcher.clear_cache!
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end
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end
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# == Schema Information
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#
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# Table name: watched_words
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#
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# id :integer not null, primary key
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# word :string not null
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# action :integer not null
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# created_at :datetime not null
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# updated_at :datetime not null
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# replacement :string
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# case_sensitive :boolean default(FALSE), not null
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#
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# Indexes
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#
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# index_watched_words_on_action_and_word (action,word) UNIQUE
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#
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