Class: Mentawai::Handler::MentaHandler

Inherits:
Rack::Handler::Mongrel
  • Object
show all
Defined in:
lib/mentawai/handler/menta_handler.rb

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(server, app) ⇒ MentaHandler

Returns a new instance of MentaHandler.



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# File 'lib/mentawai/handler/menta_handler.rb', line 9

def initialize(server, app)
  
  @server = server
  
  listing_allowed = false
  
  # Check if any application has listing turned on...

  @server.apps.each do |k,v|
    if v.listing_allowed
      listing_allowed = true
      break
    end
  end
  
  @dir_handler = Mongrel::DirHandler.new('.', listing_allowed)
  
  super app
end

Class Method Details

.add_mime_type(extension, type) ⇒ Object 



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# File 'lib/mentawai/handler/menta_handler.rb', line 32

def self.add_mime_type(extension, type)
  mime_types[extension] = type
end

.mime_types ⇒ Object 



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# File 'lib/mentawai/handler/menta_handler.rb', line 28

def self.mime_types
  Mongrel::DirHandler.const_get(:MIME_TYPES)
end

.run(menta_server, app, options = {}) {|server| ... } ⇒ Object

Yields:

  • (server) 


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# File 'lib/mentawai/handler/menta_handler.rb', line 36

def self.run(menta_server, app, options={})
  server = ::Mongrel::HttpServer.new(options[:Host] || '0.0.0.0', options[:Port] || 8080)
  server.register('/', MentaHandler.new(menta_server, app))
  yield server  if block_given?
  server.run.join
end

Instance Method Details

#process(request, response) ⇒ Object 



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# File 'lib/mentawai/handler/menta_handler.rb', line 43

def process(request, response)
  
  env = {}.replace(request.params)
  env["SCRIPT_NAME"] = ""  if env["SCRIPT_NAME"] == "/"
  env["QUERY_STRING"] ||= ""
  env.delete "PATH_INFO"  if env["PATH_INFO"] == ""
  
  req = Rack::Request.new(env)

  url = req.fullpath
  
  context_path = @server.find_context_path(url)
  
  app = @server.apps[context_path]
  
  context_path_dir = app.contextPathDir

  ru = RequestURL.new(context_path, context_path_dir, url, app.default_page)
  
  # Block forbidden directory...

  if ru.forbidden? then
    response.start(403) do |head,out|
      out << "You are not allowed to go inside here !!!"
    end
    return
  end

  # Block if no listing is allowed and this is a directory...

  if ru.is_dir? and not app.listing_allowed
    response.start(403) do |head,out|
      out << "Listing is not unabled for this application!"
    end
    return
  end
  
  # Block if listing is allowed but directory is not allowed...

  if ru.is_dir? and app.listing_allowed and not app.dirs_allowed_for_listing.empty?

    allowed = false
    
    app.dirs_allowed_for_listing.each do |dir|
      dir = '/' + dir if dir !~ /^\//
      if ru.url_without_context_dir =~ /^#{dir}\/?$/
        allowed = true
        break
      end
    end
    
    if not allowed
      response.start(403) do |head,out|
        out << "You cannot list this directory! (Forbidden)"
      end
      return
    end
  end
    
  if url =~ /\.#{app.extension}\??$/ or url =~ /\.#{app.extension}\?.+$/
    # We need to process this inside the Mentawai controller... (action request)

    super
  elsif (url =~ /(\.\w+)\??$/ or url =~ /(\.\w+)\?.+$/) and Mentawai::Core::Forward.is_registered?($1)
    # We need to process this inside the Mentawai controller... (ERB page request)

    super
  else
    # Change Mongrel request to reflect the context path dir...

    request.params["PATH_INFO"] = ru.url_with_context_dir

    # Let Mongrel serve this request...

    @dir_handler.process(request, response)
  end
end