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# frozen_string_literal: true
class Roda
module RodaPlugins
# This is a simplified Roda plugin version of the Rack middleware:
# https://github.com/rack/rack/blob/v2.2.2/lib/rack/method_override.rb
module MethodOverride
def self.configure(app, opts = {})
app.opts[:method_override_param] = opts[:method_override_param] || "_method"
end
module RequestMethods
HTTP_METHODS = %w(GET HEAD PUT POST DELETE OPTIONS PATCH LINK UNLINK).freeze
HTTP_METHOD_OVERRIDE_HEADER = "HTTP_X_HTTP_METHOD_OVERRIDE"
ALLOWED_METHODS = %w(POST).freeze
def initialize(scope, env)
super
return unless _allowed_methods.include?(env[Rack::REQUEST_METHOD])
method = _method_override(env)
return unless HTTP_METHODS.include?(method)
env[Rack::RACK_METHODOVERRIDE_ORIGINAL_METHOD] = env[Rack::REQUEST_METHOD]
env[Rack::REQUEST_METHOD] = method
end
private
def _method_override(env)
method = _method_override_param ||
env[HTTP_METHOD_OVERRIDE_HEADER]
method.to_s.upcase
end
def _allowed_methods
ALLOWED_METHODS
end
def _method_override_param
params[scope.class.opts[:method_override_param]]
end
end
end
register_plugin :method_override, MethodOverride
end
end
Version data entries
15 entries across 15 versions & 1 rubygems