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rails--rails/activestorage/lib/active_storage/engine.rb
2017-12-01 11:07:30 -05:00

89 lines
3.2 KiB
Ruby

# frozen_string_literal: true
require "rails"
require "active_storage"
require "active_storage/previewer/pdf_previewer"
require "active_storage/previewer/video_previewer"
require "active_storage/analyzer/image_analyzer"
require "active_storage/analyzer/video_analyzer"
module ActiveStorage
class Engine < Rails::Engine # :nodoc:
isolate_namespace ActiveStorage
config.active_storage = ActiveSupport::OrderedOptions.new
config.active_storage.previewers = [ ActiveStorage::Previewer::PDFPreviewer, ActiveStorage::Previewer::VideoPreviewer ]
config.active_storage.analyzers = [ ActiveStorage::Analyzer::ImageAnalyzer, ActiveStorage::Analyzer::VideoAnalyzer ]
config.active_storage.paths = ActiveSupport::OrderedOptions.new
config.eager_load_namespaces << ActiveStorage
initializer "active_storage.configs" do
config.after_initialize do |app|
ActiveStorage.logger = app.config.active_storage.logger || Rails.logger
ActiveStorage.queue = app.config.active_storage.queue
ActiveStorage.previewers = app.config.active_storage.previewers || []
ActiveStorage.analyzers = app.config.active_storage.analyzers || []
end
end
initializer "active_storage.attached" do
require "active_storage/attached"
ActiveSupport.on_load(:active_record) do
extend ActiveStorage::Attached::Macros
end
end
initializer "active_storage.verifier" do
config.after_initialize do |app|
ActiveStorage.verifier = app.message_verifier("ActiveStorage")
end
end
initializer "active_storage.services" do
config.to_prepare do
if config_choice = Rails.configuration.active_storage.service
configs = Rails.configuration.active_storage.service_configurations ||= begin
config_file = Pathname.new(Rails.root.join("config/storage.yml"))
raise("Couldn't find Active Storage configuration in #{config_file}") unless config_file.exist?
require "yaml"
require "erb"
YAML.load(ERB.new(config_file.read).result) || {}
rescue Psych::SyntaxError => e
raise "YAML syntax error occurred while parsing #{config_file}. " \
"Please note that YAML must be consistently indented using spaces. Tabs are not allowed. " \
"Error: #{e.message}"
end
ActiveStorage::Blob.service =
begin
ActiveStorage::Service.configure config_choice, configs
rescue => e
raise e, "Cannot load `Rails.config.active_storage.service`:\n#{e.message}", e.backtrace
end
end
end
end
initializer "active_storage.paths" do
config.after_initialize do |app|
if ffprobe_path = app.config.active_storage.paths.ffprobe
ActiveStorage::Analyzer::VideoAnalyzer.ffprobe_path = ffprobe_path
end
if ffmpeg_path = app.config.active_storage.paths.ffmpeg
ActiveStorage::Previewer::VideoPreviewer.ffmpeg_path = ffmpeg_path
end
if mutool_path = app.config.active_storage.paths.mutool
ActiveStorage::Previewer::PDFPreviewer.mutool_path = mutool_path
end
end
end
end
end