Class: Insight::Toolbar
Constant Summary
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- MIME_TYPES =
["text/html", "application/xhtml+xml"]
Instance Method Summary
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Methods included from Logging
logger
Methods included from Render
#compile, #compile!, #compiled_source, #method_name, #method_name_without_locals, #render_template, #signed_params
Constructor Details
#initialize(app, insight) ⇒ Toolbar
Returns a new instance of Toolbar.
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# File 'lib/insight/toolbar.rb', line 8
def initialize(app, insight)
@app = app
@insight = insight
@request_table = Database::RequestTable.new
end
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Instance Method Details
#call(env) ⇒ Object
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# File 'lib/insight/toolbar.rb', line 14
def call(env)
@env = env
status, , body = @app.call(@env)
response = Rack::Response.new(body, status, )
if okay_to_modify?(env, response)
inject_toolbar(response)
end
return response.to_a
end
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# File 'lib/insight/toolbar.rb', line 34
def inject_toolbar(response)
full_body = response.body.join
full_body.sub! /<\/body>/, render + "</body>"
response["Content-Length"] = full_body.size.to_s
response["Etag"] = ""
response["Cache-Control"] = "no-cache"
response.body = [full_body]
end
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#okay_to_modify?(env, response) ⇒ Boolean
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# File 'lib/insight/toolbar.rb', line 27
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
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#render ⇒ Object
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# File 'lib/insight/toolbar.rb', line 47
def render
req_id = (@env['insight.request-id'] || @request_table.last_request_id).to_i
requests = @request_table.to_a.map do |row|
{ :id => row[0], :method => row[1], :path => row[2] }
end
logger.info{ "Injecting toolbar: active panels: #{@insight.panels.map{|pnl| pnl.class.name}.inspect}" }
= render_template("headers_fragment",
:panels => @insight.panels,
:request_id => req_id)
current_request_fragment = render_template("request_fragment",
:request_id => req_id,
:requests => requests,
:panels => @insight.panels)
render_template("toolbar",
:request_fragment => current_request_fragment,
:headers_fragment => ,
:request_id => req_id)
end
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