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# frozen_string_literal: true
module HTTPX
module Plugins
#
# This plugin supports request XML encoding/response decoding using the nokogiri gem.
#
# https://gitlab.com/os85/httpx/wikis/XML
#
module XML
MIME_TYPES = %r{\b(application|text)/(.+\+)?xml\b}.freeze
module Transcoder
module_function
class Encoder
def initialize(xml)
@raw = xml
end
def content_type
charset = @raw.respond_to?(:encoding) && @raw.encoding ? @raw.encoding.to_s.downcase : "utf-8"
"application/xml; charset=#{charset}"
end
def bytesize
@raw.to_s.bytesize
end
def to_s
@raw.to_s
end
end
def encode(xml)
Encoder.new(xml)
end
def decode(response)
content_type = response.content_type.mime_type
raise HTTPX::Error, "invalid form mime type (#{content_type})" unless MIME_TYPES.match?(content_type)
Nokogiri::XML.method(:parse)
end
end
class << self
def load_dependencies(*)
require "nokogiri"
end
end
module ResponseMethods
# decodes the response payload into a Nokogiri::XML::Node object **if** the payload is valid
# "application/xml" (requires the "nokogiri" gem).
def xml
decode(Transcoder)
end
end
module RequestBodyClassMethods
# ..., xml: Nokogiri::XML::Node #=> xml encoder
def initialize_body(params)
if (xml = params.delete(:xml))
# @type var xml: Nokogiri::XML::Node | String
return Transcoder.encode(xml)
end
super
end
end
end
register_plugin(:xml, XML)
end
end
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