discourse/app/models/watched_word.rb

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require_dependency 'enum'
class WatchedWord < ActiveRecord::Base
def self.actions
@actions ||= Enum.new(
block: 1,
censor: 2,
require_approval: 3,
flag: 4
)
end
MAX_WORDS_PER_ACTION = 1000
before_validation do
self.word = self.class.normalize_word(self.word)
end
validates :word, presence: true, uniqueness: true, length: { maximum: 50 }
validates :action, presence: true
validates_each :word do |record, attr, val|
if WatchedWord.where(action: record.action).count >= MAX_WORDS_PER_ACTION
record.errors.add(:word, :too_many)
end
end
after_save :clear_cache
after_destroy :clear_cache
scope :by_action, -> { order("action ASC, word ASC") }
def self.normalize_word(w)
w.strip.downcase.squeeze('*')
end
def self.create_or_update_word(params)
w = find_or_initialize_by(word: normalize_word(params[:word]))
w.action_key = params[:action_key] if params[:action_key]
w.action = params[:action] if params[:action]
w.save
w
end
def action_key=(arg)
self.action = self.class.actions[arg.to_sym]
end
def clear_cache
WordWatcher.clear_cache!
end
end