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| author | Joshua Peek <josh@joshpeek.com> | 2009-02-07 00:08:28 -0600 |
|---|---|---|
| committer | Joshua Peek <josh@joshpeek.com> | 2009-02-07 00:08:28 -0600 |
| commit | 2277fbedbea930fb8ce38ab7eb133de6fcc4a2d6 (patch) | |
| tree | 784f2dfcd066eaa17a89cc435ec4de44393799c8 /actionpack/lib/action_controller/vendor/rack-1.0/rack/directory.rb | |
| parent | 24f2e676f700b8a387c6f4c27acf172658cd7863 (diff) | |
| download | rails-2277fbedbea930fb8ce38ab7eb133de6fcc4a2d6.tar.gz rails-2277fbedbea930fb8ce38ab7eb133de6fcc4a2d6.tar.bz2 rails-2277fbedbea930fb8ce38ab7eb133de6fcc4a2d6.zip | |
Temporarily bundle Rack 1.0 prerelease for testing
Diffstat (limited to 'actionpack/lib/action_controller/vendor/rack-1.0/rack/directory.rb')
| -rw-r--r-- | actionpack/lib/action_controller/vendor/rack-1.0/rack/directory.rb | 151 |
1 files changed, 151 insertions, 0 deletions
diff --git a/actionpack/lib/action_controller/vendor/rack-1.0/rack/directory.rb b/actionpack/lib/action_controller/vendor/rack-1.0/rack/directory.rb new file mode 100644 index 0000000000..56ee5e7b60 --- /dev/null +++ b/actionpack/lib/action_controller/vendor/rack-1.0/rack/directory.rb @@ -0,0 +1,151 @@ +require 'time' +require 'rack/utils' +require 'rack/mime' + +module Rack + # Rack::Directory serves entries below the +root+ given, according to the + # path info of the Rack request. If a directory is found, the file's contents + # will be presented in an html based index. If a file is found, the env will + # be passed to the specified +app+. + # + # If +app+ is not specified, a Rack::File of the same +root+ will be used. + + class Directory + DIR_FILE = "<tr><td class='name'><a href='%s'>%s</a></td><td class='size'>%s</td><td class='type'>%s</td><td class='mtime'>%s</td></tr>" + DIR_PAGE = <<-PAGE +<html><head> + <title>%s</title> + <meta http-equiv="content-type" content="text/html; charset=utf-8" /> + <style type='text/css'> +table { width:100%%; } +.name { text-align:left; } +.size, .mtime { text-align:right; } +.type { width:11em; } +.mtime { width:15em; } + </style> +</head><body> +<h1>%s</h1> +<hr /> +<table> + <tr> + <th class='name'>Name</th> + <th class='size'>Size</th> + <th class='type'>Type</th> + <th class='mtime'>Last Modified</th> + </tr> +%s +</table> +<hr /> +</body></html> + PAGE + + attr_reader :files + attr_accessor :root, :path + + def initialize(root, app=nil) + @root = F.expand_path(root) + @app = app || Rack::File.new(@root) + end + + def call(env) + dup._call(env) + end + + F = ::File + + def _call(env) + @env = env + @script_name = env['SCRIPT_NAME'] + @path_info = Utils.unescape(env['PATH_INFO']) + + if forbidden = check_forbidden + forbidden + else + @path = F.join(@root, @path_info) + list_path + end + end + + def check_forbidden + return unless @path_info.include? ".." + + body = "Forbidden\n" + size = body.respond_to?(:bytesize) ? body.bytesize : body.size + return [403, {"Content-Type" => "text/plain","Content-Length" => size.to_s}, [body]] + end + + def list_directory + @files = [['../','Parent Directory','','','']] + glob = F.join(@path, '*') + + Dir[glob].sort.each do |node| + stat = stat(node) + next unless stat + basename = F.basename(node) + ext = F.extname(node) + + url = F.join(@script_name, @path_info, basename) + size = stat.size + type = stat.directory? ? 'directory' : Mime.mime_type(ext) + size = stat.directory? ? '-' : filesize_format(size) + mtime = stat.mtime.httpdate + + @files << [ url, basename, size, type, mtime ] + end + + return [ 200, {'Content-Type'=>'text/html; charset=utf-8'}, self ] + end + + def stat(node, max = 10) + F.stat(node) + rescue Errno::ENOENT, Errno::ELOOP + return nil + end + + # TODO: add correct response if not readable, not sure if 404 is the best + # option + def list_path + @stat = F.stat(@path) + + if @stat.readable? + return @app.call(@env) if @stat.file? + return list_directory if @stat.directory? + else + raise Errno::ENOENT, 'No such file or directory' + end + + rescue Errno::ENOENT, Errno::ELOOP + return entity_not_found + end + + def entity_not_found + body = "Entity not found: #{@path_info}\n" + size = body.respond_to?(:bytesize) ? body.bytesize : body.size + return [404, {"Content-Type" => "text/plain", "Content-Length" => size.to_s}, [body]] + end + + def each + show_path = @path.sub(/^#{@root}/,'') + files = @files.map{|f| DIR_FILE % f }*"\n" + page = DIR_PAGE % [ show_path, show_path , files ] + page.each_line{|l| yield l } + end + + # Stolen from Ramaze + + FILESIZE_FORMAT = [ + ['%.1fT', 1 << 40], + ['%.1fG', 1 << 30], + ['%.1fM', 1 << 20], + ['%.1fK', 1 << 10], + ] + + def filesize_format(int) + FILESIZE_FORMAT.each do |format, size| + return format % (int.to_f / size) if int >= size + end + + int.to_s + 'B' + end + end +end |