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Contents
require File.expand_path("../url_encoded", __FILE__)
module Faraday
class Request::Multipart < Request::UrlEncoded
self.mime_type = 'multipart/form-data'.freeze
DEFAULT_BOUNDARY = "-----------RubyMultipartPost".freeze unless defined? DEFAULT_BOUNDARY
def call(env)
match_content_type(env) do |params|
env.request.boundary ||= DEFAULT_BOUNDARY
env.request_headers[CONTENT_TYPE] += "; boundary=#{env.request.boundary}"
env.body = create_multipart(env, params)
end
@app.call env
end
def process_request?(env)
type = request_type(env)
env.body.respond_to?(:each_key) and !env.body.empty? and (
(type.empty? and has_multipart?(env.body)) or
type == self.class.mime_type
)
end
def has_multipart?(obj)
# string is an enum in 1.8, returning list of itself
if obj.respond_to?(:each) && !obj.is_a?(String)
(obj.respond_to?(:values) ? obj.values : obj).each do |val|
return true if (val.respond_to?(:content_type) || has_multipart?(val))
end
end
false
end
def create_multipart(env, params)
boundary = env.request.boundary
parts = process_params(params) do |key, value|
Faraday::Parts::Part.new(boundary, key, value)
end
parts << Faraday::Parts::EpiloguePart.new(boundary)
body = Faraday::CompositeReadIO.new(parts)
env.request_headers[Faraday::Env::ContentLength] = body.length.to_s
return body
end
def process_params(params, prefix = nil, pieces = nil, &block)
params.inject(pieces || []) do |all, (key, value)|
key = "#{prefix}[#{key}]" if prefix
case value
when Array
values = value.inject([]) { |a,v| a << [nil, v] }
process_params(values, key, all, &block)
when Hash
process_params(value, key, all, &block)
else
all << block.call(key, value)
end
end
end
end
end
Version data entries
20 entries across 19 versions & 6 rubygems