Class: Grover::Middleware
Overview
Rack middleware for catching PDF requests and returning the upstream HTML as a PDF
Much of this code was sourced from the PDFKit project
Instance Method Summary collapse
- #_call(env) ⇒ Object
- #call(env) ⇒ Object
-
#initialize(app) ⇒ Middleware
constructor
A new instance of Middleware.
Constructor Details
#initialize(app) ⇒ Middleware
Returns a new instance of Middleware.
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# File 'lib/grover/middleware.rb', line 13 def initialize(app) @app = app @pdf_request = false @png_request = false @jpeg_request = false end |
Instance Method Details
#_call(env) ⇒ Object
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# File 'lib/grover/middleware.rb', line 24 def _call(env) @request = Rack::Request.new(env) identify_request_type configure_env_for_grover_request(env) if grover_request? status, headers, response = @app.call(env) response = update_response response, headers if grover_request? && html_content?(headers) [status, headers, response] end |
#call(env) ⇒ Object
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# File 'lib/grover/middleware.rb', line 20 def call(env) dup._call(env) end |