Class: Rack::Builder

Inherits:
Object show all
Defined in:
lib/cloudkit/rack/builder.rb

Instance Method Summary collapse

Instance Method Details

#cloudkit_to_app ⇒ Object 



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# File 'lib/cloudkit/rack/builder.rb', line 3

alias_method :cloudkit_to_app, :to_app

#contain(*args) ⇒ Object

Setup resource collections hosted behind OAuth and OpenID auth filters.

Example

contain :notes, :projects



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# File 'lib/cloudkit/rack/builder.rb', line 25

def contain(*args)
  @ins << lambda do |app|
    Rack::Session::Pool.new(
      CloudKit::OAuthFilter.new(
        CloudKit::OpenIDFilter.new(
          CloudKit::Service.new(app, :collections => args.to_a))))
  end
  @last_cloudkit_id = @ins.last.object_id
end

#expose(*args) ⇒ Object

Setup resource collections without authentication.

Example

expose :notes, :projects



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# File 'lib/cloudkit/rack/builder.rb', line 40

def expose(*args)
  @ins << lambda do |app|
    CloudKit::Service.new(app, :collections => args.to_a)
  end
  @last_cloudkit_id = @ins.last.object_id
end

#to_app ⇒ Object

Extends Rack::Builder’s to_app method to detect if the last piece of middleware in the stack is a CloudKit shortcut (contain or expose), adding a default developer page at the root and a 404 everywhere else.



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# File 'lib/cloudkit/rack/builder.rb', line 8

def to_app
  default_app = lambda do |env|
    if (env['PATH_INFO'] == '/')
      Rack::Response.new(welcome).finish
    else
      Rack::Response.new('not found', 404).finish
    end
  end
  @ins << default_app if @last_cloudkit_id == @ins.last.object_id
  cloudkit_to_app
end

#welcome ⇒ Object

:nodoc:



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# File 'lib/cloudkit/rack/builder.rb', line 47

def welcome #:nodoc:
doc = "<!DOCTYPE html PUBLIC \"-//W3C//DTD XHTML 1.0 Transitional//EN\"\n  \"http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd\">\n<html xmlns=\"http://www.w3.org/1999/xhtml\" xml:lang=\"en\" lang=\"en\">\n<head>\n  <meta http-equiv=\"Content-Type\" content=\"text/html; charset=utf-8\"/>\n  <title>CloudKit</title>\n  <style type=\"text/css\">\nbody {\n  font-family: 'Helvetica', 'Arial', san-serif;\n  font-size: 15px;\n  margin: 0;\n  padding: 0;\n  color: #222222;\n}\nh1 {\n  font-family: 'Helvetica Neue', 'Helvetica', 'Arial', san-serif;\n  font-size: 73px;\n  font-weight: bold;\n  line-height: 28px;\n  margin: 20px 0px 20px 0px;\n}\n.wrapper {\n  width: 500px;\n  margin: 0 auto;\n  clear: both;\n}\np {\n  margin-top: 0px;\n  line-height: 1.5em;\n}\n#header {\n  background-color: #ffffcc;\n  display: block;\n  padding: 2px 0;\n  margin: 35px 0px 10px 0px;\n  border-top: 1px solid #ffcc66;\n  border-bottom: 1px solid #ffcc66;\n}\na {\n  color: #6b8df2;\n  text-decoration: none;\n}\n.meta {\n  padding: 7px 7px 7px 7px;\n  background-color: #ffccff;\n  border-top: 1px solid #cc99ff;\n  border-bottom: 1px solid #cc99ff;\n  font-size: 14px;\n  display: block;\n  margin: 10px 0px 10px 0px;\n}\n  </style>\n</head>\n<body>\n  <div id=\"header\">\n<div class=\"wrapper\">\n  <h1>CloudKit</h1>\n</div>\n  </div>\n  <div class=\"meta\">\n<p class=\"wrapper\">\n  This page is appearing because you have not set up a default app in your\n  rackup file. To learn more about CloudKit, check out\n  <a href=\"http://getcloudkit.com\">the site</a>.\n</p>\n  </div>\n</body>\n</html>\n"
end