Class: Insight::EnableButton
- Inherits:
-
Object
- Object
- Insight::EnableButton
show all
- Includes:
- Render
- Defined in:
- lib/insight/enable-button.rb
Constant Summary
collapse
- MIME_TYPES =
["text/html", "application/xhtml+xml"]
Instance Method Summary
collapse
Methods included from Render
#compile, #compile!, #compiled_source, #method_name, #method_name_without_locals, #render_template, #signed_params
Methods included from Logging
logger
Constructor Details
#initialize(app, insight) ⇒ EnableButton
Returns a new instance of EnableButton.
7
8
9
10
|
# File 'lib/insight/enable-button.rb', line 7
def initialize(app, insight)
@app = app
@insight = insight
end
|
Instance Method Details
#call(env) ⇒ Object
12
13
14
15
16
17
18
19
20
21
|
# File 'lib/insight/enable-button.rb', line 12
def call(env)
@env = env
status, , body = @app.call(@env)
response = Rack::Response.new(body, status, )
inject_button(response) if okay_to_modify?(env, response)
return response.to_a
end
|
30
31
32
33
34
35
36
37
|
# File 'lib/insight/enable-button.rb', line 30
def inject_button(response)
full_body = response.body.join
full_body.sub! /<\/body>/, render + "</body>"
response["Content-Length"] = full_body.bytesize.to_s
response.body = [full_body]
end
|
#okay_to_modify?(env, response) ⇒ Boolean
23
24
25
26
27
28
|
# File 'lib/insight/enable-button.rb', line 23
def okay_to_modify?(env, response)
req = Rack::Request.new(env)
content_type, charset = response.content_type.split(";")
response.ok? && MIME_TYPES.include?(content_type) && !req.xhr?
end
|
#render ⇒ Object
39
40
41
|
# File 'lib/insight/enable-button.rb', line 39
def render
render_template("enable-button")
end
|