Sha256: cffedbddf553d184811e6bf3107d49942597d7d8ef69213b5b42b380a2b909a5

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Size: 1.17 KB

Versions: 6

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Stored size: 1.17 KB

Contents

module Rack
  class MethodOverride
    HTTP_METHODS = %w[GET HEAD PUT POST DELETE OPTIONS PATCH LINK UNLINK]

    METHOD_OVERRIDE_PARAM_KEY = "_method".freeze
    HTTP_METHOD_OVERRIDE_HEADER = "HTTP_X_HTTP_METHOD_OVERRIDE".freeze
    ALLOWED_METHODS = %w[POST]

    def initialize(app)
      @app = app
    end

    def call(env)
      if allowed_methods.include?(env[REQUEST_METHOD])
        method = method_override(env)
        if HTTP_METHODS.include?(method)
          env[RACK_METHODOVERRIDE_ORIGINAL_METHOD] = env[REQUEST_METHOD]
          env[REQUEST_METHOD] = method
        end
      end

      @app.call(env)
    end

    def method_override(env)
      req = Request.new(env)
      method = method_override_param(req) ||
        env[HTTP_METHOD_OVERRIDE_HEADER]
      method.to_s.upcase
    end

    private

    def allowed_methods
      ALLOWED_METHODS
    end

    def method_override_param(req)
      req.POST[METHOD_OVERRIDE_PARAM_KEY]
    rescue Utils::InvalidParameterError, Utils::ParameterTypeError
      req.get_header(RACK_ERRORS).puts "Invalid or incomplete POST params"
    rescue EOFError
      req.get_header(RACK_ERRORS).puts "Bad request content body"
    end
  end
end

Version data entries

6 entries across 5 versions & 3 rubygems

Version Path
tdiary-5.0.8 vendor/bundle/gems/rack-2.0.4/lib/rack/method_override.rb
tdiary-5.0.8 vendor/bundle/ruby/2.5.0/gems/rack-2.0.4/lib/rack/method_override.rb
rack-2.0.4 lib/rack/method_override.rb
pract6-0.1.0 .gem/ruby/2.3.0/gems/rack-2.0.3/lib/rack/method_override.rb
rack-2.0.3 lib/rack/method_override.rb
rack-2.0.2 lib/rack/method_override.rb