Class: Middleman::LiveReloadExtension

Inherits:
Extension
  • Object
show all
Defined in:
lib/middleman-livereload/extension_3_1.rb

Instance Method Summary collapse

Constructor Details

#initialize(app, options_hash = {}, &block) ⇒ LiveReloadExtension

Returns a new instance of LiveReloadExtension.



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# File 'lib/middleman-livereload/extension_3_1.rb', line 12

def initialize(app, options_hash={}, &block)
  super

  if app.respond_to?(:server?)
    return unless app.server?
  else
    return unless app.environment == :development
  end

  @reactor = nil

  port = options.port.to_i
  host = options.host
  no_swf = options.no_swf
  options_hash = options.to_h

  app.ready do
    if @reactor
      @reactor.app = self
    else
      @reactor = ::Middleman::LiveReload::Reactor.new(options_hash, self)
    end

    files.changed do |file|
      next if files.respond_to?(:ignored?) && files.send(:ignored?, file)

      logger.debug "LiveReload: File changed - #{file}"

      reload_path = "#{Dir.pwd}/#{file}"

      file_url = sitemap.file_to_path(file)
      if file_url
        file_resource = sitemap.find_resource_by_path(file_url)
        if file_resource
          reload_path = file_resource.url
        end
      end

      @reactor.reload_browser(reload_path)
    end

    files.deleted do |file|
      next if files.respond_to?(:ignored?) && files.send(:ignored?, file)

      logger.debug "LiveReload: File deleted - #{file}"

      @reactor.reload_browser("#{Dir.pwd}/#{file}")
    end

    # Use the vendored livereload.js source rather than trying to get it from Middleman
    # https://github.com/johnbintz/rack-livereload#which-livereload-script-does-it-use
    use ::Rack::LiveReload, :port => port, :host => host, :no_swf => no_swf, :source => :vendored
  end
end