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require_relative 'multipart_boundary'
module HTTParty
class Request
class Body
def initialize(params, query_string_normalizer: nil)
@params = params
@query_string_normalizer = query_string_normalizer
end
def call
if params.respond_to?(:to_hash)
multipart? ? generate_multipart : normalize_query(params)
else
params
end
end
def boundary
@boundary ||= MultipartBoundary.generate
end
def multipart?
params.respond_to?(:to_hash) && has_file?(params.to_hash)
end
private
def generate_multipart
normalized_params = params.flat_map { |key, value| HashConversions.normalize_keys(key, value) }
multipart = normalized_params.inject('') do |memo, (key, value)|
memo += "--#{boundary}\r\n"
memo += %(Content-Disposition: form-data; name="#{key}")
# value.path is used to support ActionDispatch::Http::UploadedFile
# https://github.com/jnunemaker/httparty/pull/585
memo += %(; filename="#{File.basename(value.path)}") if file?(value)
memo += "\r\n"
memo += "Content-Type: application/octet-stream\r\n" if file?(value)
memo += "\r\n"
memo += file?(value) ? value.read : value.to_s
memo += "\r\n"
end
multipart += "--#{boundary}--\r\n"
end
def has_file?(hash)
hash.detect do |key, value|
if value.respond_to?(:to_hash) || includes_hash?(value)
has_file?(value)
elsif value.respond_to?(:to_ary)
value.any? { |e| file?(e) }
else
file?(value)
end
end
end
def file?(object)
object.respond_to?(:path) && object.respond_to?(:read) # add memoization
end
def includes_hash?(object)
object.respond_to?(:to_ary) && object.any? { |e| e.respond_to?(:hash) }
end
def normalize_query(query)
if query_string_normalizer
query_string_normalizer.call(query)
else
HashConversions.to_params(query)
end
end
attr_reader :params, :query_string_normalizer
end
end
end
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