Class: Cloudfuji::Middleware

Inherits:
Object
  • Object
show all
Includes:
Rack::Utils
Defined in:
lib/cloudfuji/middleware.rb

Instance Method Summary collapse

Constructor Details

#initialize(app, opts = {}) ⇒ Middleware

Returns a new instance of Middleware.



7
8
9
 
# File 'lib/cloudfuji/middleware.rb', line 7

def initialize(app, opts = {})
  @app = app
end

Instance Method Details

#call(env) ⇒ Object 



11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
 
# File 'lib/cloudfuji/middleware.rb', line 11

def call(env)
  if Cloudfuji::Platform.on_cloudfuji? and Cloudfuji::Bar.in_bar_display_path?(env)
    status, headers, response = @app.call(env)

    content = ""
    response.each { |part| content += part }

    # "claiming" bar + stats ?
    content.gsub!(/<\/body>/i, "        <script type=\"text/javascript\">\n          var _cloudfuji_app = '\#{Cloudfuji::Platform.name}';\n          var _cloudfuji_claimed = \#{Cloudfuji::Platform.claimed?.to_s};\n          var _cloudfuji_metrics_token = '\#{Cloudfuji::Platform.metrics_token}';\n          (function() {\n            var cloudfuji = document.createElement('script'); cloudfuji.type = 'text/javascript'; cloudfuji.async = true;\n            cloudfuji.src = '\#{Cloudfuji::Platform.cloudfuji_js_source}?t=\#{::Cloudfuji::VERSION.gsub('.', '')}';\n            var s = document.getElementsByTagName('script')[0]; s.parentNode.insertBefore(cloudfuji, s);\n          })();\n        </script>     \n      </body>\n    STR\n    )\n\n    headers['content-length'] = bytesize(content).to_s\n    [status, headers, [content]]\n  else\n    @app.call(env)\n  end\nend\n"