Class: Octodown::Renderer::Server

Inherits:
Object
  • Object
show all
Defined in:
lib/octodown/renderer/server.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(_content, options = {}) ⇒ Server

Returns a new instance of Server.



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# File 'lib/octodown/renderer/server.rb', line 16

def initialize(_content, options = {})
  @logger = options[:logger]
  @file = options[:file]
  @options = options
  @path = File.dirname(File.expand_path(file.path))
  @port = options[:port]
  @websockets = []
  @mutex = Mutex.new
end

Instance Attribute Details

#file ⇒ Object (readonly)

Returns the value of attribute file.



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# File 'lib/octodown/renderer/server.rb', line 14

def file
  @file
end

#logger ⇒ Object (readonly)

Returns the value of attribute logger.



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# File 'lib/octodown/renderer/server.rb', line 14

def logger
  @logger
end

#options ⇒ Object (readonly)

Returns the value of attribute options.



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# File 'lib/octodown/renderer/server.rb', line 14

def options
  @options
end

#path ⇒ Object (readonly)

Returns the value of attribute path.



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# File 'lib/octodown/renderer/server.rb', line 14

def path
  @path
end

#port ⇒ Object (readonly)

Returns the value of attribute port.



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# File 'lib/octodown/renderer/server.rb', line 14

def port
  @port
end

Instance Method Details

#app ⇒ Object

Cascade through this app and Rack::File app. If Server returns 404, Rack::File will try to serve a static file.



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# File 'lib/octodown/renderer/server.rb', line 67

def app
  @app ||= Rack::Cascade.new([self, Rack::File.new(path)])
end

#boot_server ⇒ Object 



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# File 'lib/octodown/renderer/server.rb', line 36

def boot_server
  logger.info "#{file.path} is getting octodown'd"
  logger.info "Server running on http://localhost:#{port}"
  Rack::Handler::Puma.run app,
                          Host: 'localhost',
                          Port: port,
                          Silent: true,
                          Threads: '2:8'
end

#call(env) ⇒ Object 



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# File 'lib/octodown/renderer/server.rb', line 61

def call(env)
  ::Faye::WebSocket.websocket?(env) ? render_ws(env) : render_http(env)
end

#maybe_launch_browser ⇒ Object 



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# File 'lib/octodown/renderer/server.rb', line 46

def maybe_launch_browser
  return if options[:no_open]

  sleep 2.5

  @mutex.synchronize do
    if @websockets.empty?
      logger.info 'Loading preview in a new browser tab'
      Launchy.open "http://localhost:#{port}"
    else
      logger.info 'Re-using existing browser tab'
    end
  end
end

#present ⇒ Object 



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# File 'lib/octodown/renderer/server.rb', line 26

def present
  register_listener

  Thread.new do
    maybe_launch_browser
  end

  boot_server
end