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Diffstat (limited to 'actionpack/lib/action_controller/mime/type.rb')
| -rw-r--r-- | actionpack/lib/action_controller/mime/type.rb | 214 |
1 files changed, 0 insertions, 214 deletions
diff --git a/actionpack/lib/action_controller/mime/type.rb b/actionpack/lib/action_controller/mime/type.rb deleted file mode 100644 index 23a39dff54..0000000000 --- a/actionpack/lib/action_controller/mime/type.rb +++ /dev/null @@ -1,214 +0,0 @@ -require 'set' - -module Mime - SET = [] - EXTENSION_LOOKUP = Hash.new { |h, k| h[k] = Type.new(k) unless k.blank? } - LOOKUP = Hash.new { |h, k| h[k] = Type.new(k) unless k.blank? } - - def self.[](type) - Type.lookup_by_extension(type.to_s) - end - - # Encapsulates the notion of a mime type. Can be used at render time, for example, with: - # - # class PostsController < ActionController::Base - # def show - # @post = Post.find(params[:id]) - # - # respond_to do |format| - # format.html - # format.ics { render :text => post.to_ics, :mime_type => Mime::Type["text/calendar"] } - # format.xml { render :xml => @people.to_xml } - # end - # end - # end - class Type - @@html_types = Set.new [:html, :all] - cattr_reader :html_types - - # These are the content types which browsers can generate without using ajax, flash, etc - # i.e. following a link, getting an image or posting a form. CSRF protection - # only needs to protect against these types. - @@browser_generated_types = Set.new [:html, :url_encoded_form, :multipart_form, :text] - cattr_reader :browser_generated_types - attr_reader :symbol - - @@unverifiable_types = Set.new [:text, :json, :csv, :xml, :rss, :atom, :yaml] - def self.unverifiable_types - ActiveSupport::Deprecation.warn("unverifiable_types is deprecated and has no effect", caller) - @@unverifiable_types - end - - # A simple helper class used in parsing the accept header - class AcceptItem #:nodoc: - attr_accessor :order, :name, :q - - def initialize(order, name, q=nil) - @order = order - @name = name.strip - q ||= 0.0 if @name == Mime::ALL # default wilcard match to end of list - @q = ((q || 1.0).to_f * 100).to_i - end - - def to_s - @name - end - - def <=>(item) - result = item.q <=> q - result = order <=> item.order if result == 0 - result - end - - def ==(item) - name == (item.respond_to?(:name) ? item.name : item) - end - end - - class << self - def lookup(string) - LOOKUP[string] - end - - def lookup_by_extension(extension) - EXTENSION_LOOKUP[extension] - end - - # Registers an alias that's not used on mime type lookup, but can be referenced directly. Especially useful for - # rendering different HTML versions depending on the user agent, like an iPhone. - def register_alias(string, symbol, extension_synonyms = []) - register(string, symbol, [], extension_synonyms, true) - end - - def register(string, symbol, mime_type_synonyms = [], extension_synonyms = [], skip_lookup = false) - Mime.instance_eval { const_set symbol.to_s.upcase, Type.new(string, symbol, mime_type_synonyms) } - - SET << Mime.const_get(symbol.to_s.upcase) - - ([string] + mime_type_synonyms).each { |string| LOOKUP[string] = SET.last } unless skip_lookup - ([symbol.to_s] + extension_synonyms).each { |ext| EXTENSION_LOOKUP[ext] = SET.last } - end - - def parse(accept_header) - if accept_header !~ /,/ - [Mime::Type.lookup(accept_header)] - else - # keep track of creation order to keep the subsequent sort stable - list = [] - accept_header.split(/,/).each_with_index do |header, index| - params, q = header.split(/;\s*q=/) - if params - params.strip! - list << AcceptItem.new(index, params, q) unless params.empty? - end - end - list.sort! - - # Take care of the broken text/xml entry by renaming or deleting it - text_xml = list.index("text/xml") - app_xml = list.index(Mime::XML.to_s) - - if text_xml && app_xml - # set the q value to the max of the two - list[app_xml].q = [list[text_xml].q, list[app_xml].q].max - - # make sure app_xml is ahead of text_xml in the list - if app_xml > text_xml - list[app_xml], list[text_xml] = list[text_xml], list[app_xml] - app_xml, text_xml = text_xml, app_xml - end - - # delete text_xml from the list - list.delete_at(text_xml) - - elsif text_xml - list[text_xml].name = Mime::XML.to_s - end - - # Look for more specific XML-based types and sort them ahead of app/xml - - if app_xml - idx = app_xml - app_xml_type = list[app_xml] - - while(idx < list.length) - type = list[idx] - break if type.q < app_xml_type.q - if type.name =~ /\+xml$/ - list[app_xml], list[idx] = list[idx], list[app_xml] - app_xml = idx - end - idx += 1 - end - end - - list.map! { |i| Mime::Type.lookup(i.name) }.uniq! - list - end - end - end - - def initialize(string, symbol = nil, synonyms = []) - @symbol, @synonyms = symbol, synonyms - @string = string - end - - def to_s - @string - end - - def to_str - to_s - end - - def to_sym - @symbol || @string.to_sym - end - - def ===(list) - if list.is_a?(Array) - (@synonyms + [ self ]).any? { |synonym| list.include?(synonym) } - else - super - end - end - - def ==(mime_type) - return false if mime_type.blank? - (@synonyms + [ self ]).any? do |synonym| - require "ruby-debug" - debugger if mime_type.is_a?(Array) - synonym.to_s == mime_type.to_s || synonym.to_sym == mime_type.to_sym - end - end - - def =~(mime_type) - return false if mime_type.blank? - regexp = Regexp.new(Regexp.quote(mime_type.to_s)) - (@synonyms + [ self ]).any? do |synonym| - synonym.to_s =~ regexp - end - end - - # Returns true if Action Pack should check requests using this Mime Type for possible request forgery. See - # ActionController::RequestForgeryProtection. - def verify_request? - @@browser_generated_types.include?(to_sym) - end - - def html? - @@html_types.include?(to_sym) || @string =~ /html/ - end - - private - def method_missing(method, *args) - if method.to_s =~ /(\w+)\?$/ - $1.downcase.to_sym == to_sym - else - super - end - end - end -end - -require 'action_controller/mime/default_types' |