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module Multipart
# From: http://deftcode.com/code/flickr_upload/multipartpost.rb
## Helper class to prepare an HTTP POST request with a file upload
## Mostly taken from
#http://blade.nagaokaut.ac.jp/cgi-bin/scat.rb/ruby/ruby-talk/113774
### WAS:
## Anything that's broken and wrong probably the fault of Bill Stilwell
##(bill@marginalia.org)
### NOW:
## Everything wrong is due to keith@oreilly.com
require 'rubygems'
require 'mime/types'
require 'net/http'
require 'cgi'
class Param
attr_accessor :k, :v
def initialize( k, v )
@k = k
@v = v
end
def to_multipart
#return "Content-Disposition: form-data; name=\"#{CGI::escape(k)}\"\r\n\r\n#{v}\r\n"
# Don't escape mine...
return "Content-Disposition: form-data; name=\"#{k}\"\r\n\r\n#{v}\r\n"
end
end
class FileParam
attr_accessor :k, :filename, :content
def initialize( k, filename, content )
@k = k
@filename = filename
@content = content
end
def to_multipart
#return "Content-Disposition: form-data; name=\"#{CGI::escape(k)}\"; filename=\"#{filename}\"\r\n" + "Content-Transfer-Encoding: binary\r\n" + "Content-Type: #{MIME::Types.type_for(@filename)}\r\n\r\n" + content + "\r\n "
# Don't escape mine
return "Content-Disposition: form-data; name=\"#{k}\"; filename=\"#{filename}\"\r\n" + "Content-Transfer-Encoding: binary\r\n" + "Content-Type: #{MIME::Types.type_for(@filename)}\r\n\r\n" + content + "\r\n"
end
end
class MultipartPost
BOUNDARY = 'tarsiers-rule0000'
HEADER = {"Content-type" => "multipart/form-data, boundary=" + BOUNDARY + " "}
def prepare_query (params)
fp = []
params.each {|k,v|
if v.respond_to?(:read)
fp.push(FileParam.new(k, v.path, v.read))
else
fp.push(Param.new(k,v))
end
}
query = fp.collect {|p| "--" + BOUNDARY + "\r\n" + p.to_multipart }.join("") + "--" + BOUNDARY + "--"
return query, HEADER
end
end
end