# File lib/aws/s3/presigned_post.rb, line 187
      def initialize(bucket, opts = {})
        @bucket = bucket
        @key = opts[:key]
        @secure = (opts[:secure] != false)
        @fields = {}
        SPECIAL_FIELDS.each do |name|
          @fields[name] = opts[name] if opts.key?(name)
        end
        @metadata = opts[:metadata] || {}
        @content_length = range_value(opts[:content_length])
        @conditions = opts[:conditions] || {}
        @ignored_fields = [opts[:ignore]].flatten.compact
        @expires = opts[:expires]

        super
      end