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# frozen_string_literal: true
# == Schema Information
#
# Table name: site_uploads
#
# id :integer not null, primary key
# var :string default(""), not null
# file_file_name :string
# file_content_type :string
# file_file_size :integer
# file_updated_at :datetime
# meta :json
# created_at :datetime not null
# updated_at :datetime not null
#
class SiteUpload < ApplicationRecord
has_attached_file :file
validates_attachment_content_type :file, content_type: /\Aimage\/.*\z/
validates :var, presence: true, uniqueness: true
before_save :set_meta
after_commit :clear_cache
def cache_key
"site_uploads/#{var}"
end
private
def set_meta
tempfile = file.queued_for_write[:original]
return if tempfile.nil?
geometry = Paperclip::Geometry.from_file(tempfile)
self.meta = { width: geometry.width.to_i, height: geometry.height.to_i }
end
def clear_cache
Rails.cache.delete(cache_key)
end
end
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