From 64e66cf161ee8db0bdbccb1be18fb760f5a9d24e Mon Sep 17 00:00:00 2001 From: Joshua Peek Date: Thu, 30 Apr 2009 14:40:46 -0500 Subject: Vendor new Rack::Mock changes --- .../lib/action_dispatch/extensions/rack/utils.rb | 262 +++++++++++++++++++++ 1 file changed, 262 insertions(+) create mode 100644 actionpack/lib/action_dispatch/extensions/rack/utils.rb (limited to 'actionpack/lib/action_dispatch/extensions/rack/utils.rb') diff --git a/actionpack/lib/action_dispatch/extensions/rack/utils.rb b/actionpack/lib/action_dispatch/extensions/rack/utils.rb new file mode 100644 index 0000000000..1a46f8a4db --- /dev/null +++ b/actionpack/lib/action_dispatch/extensions/rack/utils.rb @@ -0,0 +1,262 @@ +# -*- encoding: binary -*- + +require 'rack/utils' + +module Rack + module Utils + def normalize_params(params, name, v = nil) + name =~ %r(\A[\[\]]*([^\[\]]+)\]*) + k = $1 || '' + after = $' || '' + + return if k.empty? + + if after == "" + params[k] = v + elsif after == "[]" + params[k] ||= [] + raise TypeError, "expected Array (got #{params[k].class.name}) for param `#{k}'" unless params[k].is_a?(Array) + params[k] << v + elsif after =~ %r(^\[\]\[([^\[\]]+)\]$) || after =~ %r(^\[\](.+)$) + child_key = $1 + params[k] ||= [] + raise TypeError, "expected Array (got #{params[k].class.name}) for param `#{k}'" unless params[k].is_a?(Array) + if params[k].last.is_a?(Hash) && !params[k].last.key?(child_key) + normalize_params(params[k].last, child_key, v) + else + params[k] << normalize_params({}, child_key, v) + end + else + params[k] ||= {} + raise TypeError, "expected Hash (got #{params[k].class.name}) for param `#{k}'" unless params[k].is_a?(Hash) + params[k] = normalize_params(params[k], after, v) + end + + return params + end + module_function :normalize_params + + def build_nested_query(value, prefix = nil) + case value + when Array + value.map { |v| + build_nested_query(v, "#{prefix}[]") + }.join("&") + when Hash + value.map { |k, v| + build_nested_query(v, prefix ? "#{prefix}[#{escape(k)}]" : escape(k)) + }.join("&") + when String + raise ArgumentError, "value must be a Hash" if prefix.nil? + "#{prefix}=#{escape(value)}" + else + prefix + end + end + module_function :build_nested_query + + module Multipart + class UploadedFile + # The filename, *not* including the path, of the "uploaded" file + attr_reader :original_filename + + # The content type of the "uploaded" file + attr_accessor :content_type + + def initialize(path, content_type = "text/plain", binary = false) + raise "#{path} file does not exist" unless ::File.exist?(path) + @content_type = content_type + @original_filename = ::File.basename(path) + @tempfile = Tempfile.new(@original_filename) + @tempfile.set_encoding(Encoding::BINARY) if @tempfile.respond_to?(:set_encoding) + @tempfile.binmode if binary + FileUtils.copy_file(path, @tempfile.path) + end + + def path + @tempfile.path + end + alias_method :local_path, :path + + def method_missing(method_name, *args, &block) #:nodoc: + @tempfile.__send__(method_name, *args, &block) + end + end + + EOL = "\r\n" + MULTIPART_BOUNDARY = "AaB03x" + + def self.parse_multipart(env) + unless env['CONTENT_TYPE'] =~ + %r|\Amultipart/.*boundary=\"?([^\";,]+)\"?|n + nil + else + boundary = "--#{$1}" + + params = {} + buf = "" + content_length = env['CONTENT_LENGTH'].to_i + input = env['rack.input'] + input.rewind + + boundary_size = Utils.bytesize(boundary) + EOL.size + bufsize = 16384 + + content_length -= boundary_size + + read_buffer = '' + + status = input.read(boundary_size, read_buffer) + raise EOFError, "bad content body" unless status == boundary + EOL + + rx = /(?:#{EOL})?#{Regexp.quote boundary}(#{EOL}|--)/n + + loop { + head = nil + body = '' + filename = content_type = name = nil + + until head && buf =~ rx + if !head && i = buf.index(EOL+EOL) + head = buf.slice!(0, i+2) # First \r\n + buf.slice!(0, 2) # Second \r\n + + filename = head[/Content-Disposition:.* filename="?([^\";]*)"?/ni, 1] + content_type = head[/Content-Type: (.*)#{EOL}/ni, 1] + name = head[/Content-Disposition:.*\s+name="?([^\";]*)"?/ni, 1] || head[/Content-ID:\s*([^#{EOL}]*)/ni, 1] + + if content_type || filename + body = Tempfile.new("RackMultipart") + body.binmode if body.respond_to?(:binmode) + end + + next + end + + # Save the read body part. + if head && (boundary_size+4 < buf.size) + body << buf.slice!(0, buf.size - (boundary_size+4)) + end + + c = input.read(bufsize < content_length ? bufsize : content_length, read_buffer) + raise EOFError, "bad content body" if c.nil? || c.empty? + buf << c + content_length -= c.size + end + + # Save the rest. + if i = buf.index(rx) + body << buf.slice!(0, i) + buf.slice!(0, boundary_size+2) + + content_length = -1 if $1 == "--" + end + + if filename == "" + # filename is blank which means no file has been selected + data = nil + elsif filename + body.rewind + + # Take the basename of the upload's original filename. + # This handles the full Windows paths given by Internet Explorer + # (and perhaps other broken user agents) without affecting + # those which give the lone filename. + filename =~ /^(?:.*[:\\\/])?(.*)/m + filename = $1 + + data = {:filename => filename, :type => content_type, + :name => name, :tempfile => body, :head => head} + elsif !filename && content_type + body.rewind + + # Generic multipart cases, not coming from a form + data = {:type => content_type, + :name => name, :tempfile => body, :head => head} + else + data = body + end + + Utils.normalize_params(params, name, data) unless data.nil? + + break if buf.empty? || content_length == -1 + } + + input.rewind + + params + end + end + + def self.build_multipart(params, first = true) + if first + unless params.is_a?(Hash) + raise ArgumentError, "value must be a Hash" + end + + multipart = false + query = lambda { |value| + case value + when Array + value.each(&query) + when Hash + value.values.each(&query) + when UploadedFile + multipart = true + end + } + params.values.each(&query) + return nil unless multipart + end + + flattened_params = Hash.new + + params.each do |key, value| + k = first ? key.to_s : "[#{key}]" + + case value + when Array + value.map { |v| + build_multipart(v, false).each { |subkey, subvalue| + flattened_params["#{k}[]#{subkey}"] = subvalue + } + } + when Hash + build_multipart(value, false).each { |subkey, subvalue| + flattened_params[k + subkey] = subvalue + } + else + flattened_params[k] = value + end + end + + if first + flattened_params.map { |name, file| + if file.respond_to?(:original_filename) + ::File.open(file.path, "rb") do |f| + f.set_encoding(Encoding::BINARY) if f.respond_to?(:set_encoding) +<<-EOF +--#{MULTIPART_BOUNDARY}\r +Content-Disposition: form-data; name="#{name}"; filename="#{Utils.escape(file.original_filename)}"\r +Content-Type: #{file.content_type}\r +Content-Length: #{::File.stat(file.path).size}\r +\r +#{f.read}\r +EOF + end + else +<<-EOF +--#{MULTIPART_BOUNDARY}\r +Content-Disposition: form-data; name="#{name}"\r +\r +#{file}\r +EOF + end + }.join + "--#{MULTIPART_BOUNDARY}--\r" + else + flattened_params + end + end + end + end +end -- cgit v1.2.3