diff options
Diffstat (limited to 'actionpack/lib/action_controller')
| -rw-r--r-- | actionpack/lib/action_controller/base.rb | 258 | ||||
| -rw-r--r-- | actionpack/lib/action_controller/layout.rb | 144 | ||||
| -rw-r--r-- | actionpack/lib/action_controller/mime_responds.rb | 9 | ||||
| -rw-r--r-- | actionpack/lib/action_controller/mime_type.rb | 14 | ||||
| -rwxr-xr-x | actionpack/lib/action_controller/request.rb | 35 | ||||
| -rw-r--r-- | actionpack/lib/action_controller/rescue.rb | 10 | ||||
| -rw-r--r-- | actionpack/lib/action_controller/templates/rescues/diagnostics.erb | 5 |
7 files changed, 244 insertions, 231 deletions
diff --git a/actionpack/lib/action_controller/base.rb b/actionpack/lib/action_controller/base.rb index 50b965ce4c..78c8bf0647 100644 --- a/actionpack/lib/action_controller/base.rb +++ b/actionpack/lib/action_controller/base.rb @@ -514,8 +514,8 @@ module ActionController #:nodoc: def process(request, response, method = :perform_action, *arguments) #:nodoc: response.request = request - initialize_template_class(response) assign_shortcuts(request, response) + initialize_template_class(response) initialize_current_url assign_names @@ -863,90 +863,82 @@ module ActionController #:nodoc: def render(options = nil, extra_options = {}, &block) #:doc: raise DoubleRenderError, "Can only render or redirect once per action" if performed? - validate_render_arguments(options, extra_options, block_given?) - - if options.nil? - options = { :template => default_template, :layout => true } - elsif options == :update - options = extra_options.merge({ :update => true }) - elsif options.is_a?(String) || options.is_a?(Symbol) - case options.to_s.index('/') - when 0 - extra_options[:file] = options - when nil - extra_options[:action] = options - else - extra_options[:template] = options - end + options = { :layout => true } if options.nil? + original, options = options, extra_options unless options.is_a?(Hash) + + layout_name = options.delete(:layout) - options = extra_options - end + _process_options(options) + + if block_given? + @template.send(:_evaluate_assigns_and_ivars) - layout = pick_layout(options) - response.layout = layout.path_without_format_and_extension if layout - logger.info("Rendering template within #{layout.path_without_format_and_extension}") if logger && layout - - if content_type = options[:content_type] - response.content_type = content_type.to_s + generator = ActionView::Helpers::PrototypeHelper::JavaScriptGenerator.new(@template, &block) + response.content_type = Mime::JS + return render_for_text(generator.to_s) end - - if location = options[:location] - response.headers["Location"] = url_for(location) + + if original + return render_for_name(original, layout_name, options) unless block_given? + end + + if options.key?(:text) + return render_for_text(@template._render_text(options[:text], + _pick_layout(layout_name), options)) end - if options.has_key?(:text) - text = layout ? @template.render(options.merge(:text => options[:text], :layout => layout)) : options[:text] - render_for_text(text, options[:status]) + file, template = options.values_at(:file, :template) + if file || template + file = template.sub(/^\//, '') if template + return render_for_file(file, [layout_name, !!template], options) + end + + if action_option = options[:action] + return render_for_action(action_option, [layout_name, true], options) + end + + if inline = options[:inline] + render_for_text(@template._render_inline(inline, _pick_layout(layout_name), options)) + + elsif xml = options[:xml] + response.content_type ||= Mime::XML + render_for_text(xml.respond_to?(:to_xml) ? xml.to_xml : xml) + + elsif js = options[:js] + response.content_type ||= Mime::JS + render_for_text(js) + + elsif json = options[:json] + json = json.to_json unless json.is_a?(String) + json = "#{options[:callback]}(#{json})" unless options[:callback].blank? + response.content_type ||= Mime::JSON + render_for_text(json) + + elsif partial = options[:partial] + if partial == true + parts = [action_name_base, formats, controller_name, true] + elsif partial.is_a?(String) + parts = partial_parts(partial, options) + else + return render_for_text(@template._render_partial(options)) + end + + render_for_parts(parts, layout_name, options) + + elsif options[:nothing] + render_for_text(nil) else - if file = options[:file] - render_for_file(file, options[:status], layout, options[:locals] || {}) - - elsif template = options[:template] - render_for_file(template, options[:status], layout, options[:locals] || {}) - - elsif inline = options[:inline] - render_for_text(@template.render(options.merge(:layout => layout)), options[:status]) - - elsif action_name = options[:action] - render_for_file(default_template(action_name.to_s), options[:status], layout) - - elsif xml = options[:xml] - response.content_type ||= Mime::XML - render_for_text(xml.respond_to?(:to_xml) ? xml.to_xml : xml, options[:status]) - - elsif js = options[:js] - response.content_type ||= Mime::JS - render_for_text(js, options[:status]) - - elsif json = options[:json] - json = json.to_json unless json.is_a?(String) - json = "#{options[:callback]}(#{json})" unless options[:callback].blank? - response.content_type ||= Mime::JSON - render_for_text(json, options[:status]) - - elsif options[:partial] - options[:partial] = default_template_name if options[:partial] == true - if layout - render_for_text(@template.render(:text => @template.render(options), :layout => layout), options[:status]) - else - render_for_text(@template.render(options), options[:status]) - end - - elsif options[:update] - @template.send(:_evaluate_assigns_and_ivars) - - generator = ActionView::Helpers::PrototypeHelper::JavaScriptGenerator.new(@template, &block) - response.content_type = Mime::JS - render_for_text(generator.to_s, options[:status]) + render_for_parts([action_name, formats, controller_path], layout_name, options) + end + end - elsif options[:nothing] - render_for_text(nil, options[:status]) + def formats + @_request.formats.map {|f| f.symbol }.compact + end - else - render_for_file(default_template, options[:status], layout) - end - end + def action_name_base(name = action_name) + (name.is_a?(String) ? name.sub(/^#{controller_path}\//, '') : name).to_s end # Renders according to the same rules as <tt>render</tt>, but returns the result in a string instead @@ -1174,16 +1166,70 @@ module ActionController #:nodoc: end private - def render_for_file(template_path, status = nil, layout = nil, locals = {}) #:nodoc: - path = template_path.respond_to?(:path_without_format_and_extension) ? template_path.path_without_format_and_extension : template_path - logger.info("Rendering #{path}" + (status ? " (#{status})" : '')) if logger - render_for_text @template.render(:file => template_path, :locals => locals, :layout => layout), status + def _process_options(options) + if content_type = options[:content_type] + response.content_type = content_type.to_s + end + + if location = options[:location] + response.headers["Location"] = url_for(location) + end + + response.status = interpret_status(options[:status] || DEFAULT_RENDER_STATUS_CODE) end - def render_for_text(text = nil, status = nil, append_response = false) #:nodoc: - @performed_render = true + def render_for_name(name, layout, options) + case name.to_s.index('/') + when 0 + render_for_file(name, layout, options) + when nil + render_for_action(name, layout, options) + else + render_for_file(name.sub(/^\//, ''), [layout, true], options) + end + end + + def render_for_parts(parts, layout, options = {}) + tmp = view_paths.find_by_parts(*parts) + layout = _pick_layout(*layout) unless tmp.exempt_from_layout? + + render_for_text( + @template._render_template_with_layout(tmp, layout, options, parts[3])) + end + + def partial_parts(name, options) + segments = name.split("/") + parts = segments.pop.split(".") + + case parts.size + when 1 + parts + when 2, 3 + extension = parts.delete_at(1).to_sym + if formats.include?(extension) + self.formats.replace [extension] + end + parts.pop if parts.size == 2 + end - response.status = interpret_status(status || DEFAULT_RENDER_STATUS_CODE) + path = parts.join(".") + prefix = segments[0..-1].join("/") + prefix = prefix.blank? ? controller_path : prefix + parts = [path, formats, prefix] + parts.push options[:object] || true + end + + def render_for_file(file, layout, options) + render_for_parts([file, [request.format.to_sym]], layout, options) + end + + def render_for_action(name, layout, options) + parts = [action_name_base(name), formats, controller_name] + render_for_parts(parts, layout, options) + end + + def render_for_text(text = nil, append_response = false) #:nodoc: + @performed_render = true if append_response response.body ||= '' @@ -1197,18 +1243,8 @@ module ActionController #:nodoc: end end - def validate_render_arguments(options, extra_options, has_block) - if options && (has_block && options != :update) && !options.is_a?(String) && !options.is_a?(Hash) && !options.is_a?(Symbol) - raise RenderError, "You called render with invalid options : #{options.inspect}" - end - - if !extra_options.is_a?(Hash) - raise RenderError, "You called render with invalid options : #{options.inspect}, #{extra_options.inspect}" - end - end - def initialize_template_class(response) - response.template = ActionView::Base.new(self.class.view_paths, {}, self) + @template = response.template = ActionView::Base.new(self.class.view_paths, {}, self, formats) response.template.helpers.send :include, self.class.master_helper_module response.redirected_to = nil @performed_render = @performed_redirect = false @@ -1221,7 +1257,6 @@ module ActionController #:nodoc: @_response.session = request.session @_session = @_response.session - @template = @_response.template @_headers = @_response.headers end @@ -1257,23 +1292,21 @@ module ActionController #:nodoc: end def perform_action - if action_methods.include?(action_name) - send(action_name) - default_render unless performed? - elsif respond_to? :method_missing - method_missing action_name - default_render unless performed? - else - begin - default_render - rescue ActionView::MissingTemplate => e - # Was the implicit template missing, or was it another template? - if e.path == default_template_name - raise UnknownAction, "No action responded to #{action_name}. Actions: #{action_methods.sort.to_sentence}", caller - else - raise e - end - end + if called = action_methods.include?(action_name) + ret = send(action_name) + elsif called = respond_to?(:method_missing) + ret = method_missing(action_name) + end + + return (performed? ? ret : default_render) if called + + begin + default_render + rescue ActionView::MissingTemplate => e + raise e unless e.path == action_name + # If the path is the same as the action_name, the action is completely missing + raise UnknownAction, "No action responded to #{action_name}. Actions: " + + "#{action_methods.sort.to_sentence}", caller end end @@ -1337,6 +1370,7 @@ module ActionController #:nodoc: path.split('/', 2).last end + def template_path_includes_controller?(path) self.controller_path.split('/')[-1] == path.split('/')[0] end diff --git a/actionpack/lib/action_controller/layout.rb b/actionpack/lib/action_controller/layout.rb index 159c5c7326..926ae26f92 100644 --- a/actionpack/lib/action_controller/layout.rb +++ b/actionpack/lib/action_controller/layout.rb @@ -2,11 +2,7 @@ module ActionController #:nodoc: module Layout #:nodoc: def self.included(base) base.extend(ClassMethods) - base.class_eval do - class << self - alias_method_chain :inherited, :layout - end - end + base.class_inheritable_accessor :layout_name, :layout_conditions end # Layouts reverse the common pattern of including shared headers and footers in many templates to isolate changes in @@ -159,122 +155,90 @@ module ActionController #:nodoc: # # This will render the help action with the "help" layout instead of the controller-wide "weblog_standard" layout. module ClassMethods + extend ActiveSupport::Memoizable + # If a layout is specified, all rendered actions will have their result rendered # when the layout <tt>yield</tt>s. This layout can itself depend on instance variables assigned during action # performance and have access to them as any normal template would. def layout(template_name, conditions = {}, auto = false) add_layout_conditions(conditions) - write_inheritable_attribute(:layout, template_name) - write_inheritable_attribute(:auto_layout, auto) + self.layout_name = template_name end - def layout_conditions #:nodoc: - @layout_conditions ||= read_inheritable_attribute(:layout_conditions) + def memoized_default_layout(formats) #:nodoc: + self.layout_name || begin + layout = default_layout_name + layout.is_a?(String) ? find_layout(layout, formats) : layout + rescue ActionView::MissingTemplate + end end - def default_layout(format) #:nodoc: - layout = read_inheritable_attribute(:layout) - return layout unless read_inheritable_attribute(:auto_layout) - find_layout(layout, format) + def default_layout(*args) + (@_memoized_default_layout ||= ::ActiveSupport::ConcurrentHash.new)[args] ||= memoized_default_layout(*args) + end + + def memoized_find_layout(layout, formats) #:nodoc: + return layout if layout.nil? || layout.respond_to?(:render) + prefix = layout.to_s =~ /layouts\// ? nil : "layouts" + view_paths.find_by_parts(layout.to_s, formats, prefix) + end + + def find_layout(*args) + (@_memoized_find_layout ||= ::ActiveSupport::ConcurrentHash.new)[args] ||= memoized_find_layout(*args) end def layout_list #:nodoc: Array(view_paths).sum([]) { |path| Dir["#{path}/layouts/**/*"] } end + memoize :layout_list - def find_layout(layout, *formats) #:nodoc: - return layout if layout.respond_to?(:render) - view_paths.find_template(layout.to_s =~ /layouts\// ? layout : "layouts/#{layout}", *formats) - rescue ActionView::MissingTemplate - nil + def default_layout_name + layout_match = name.underscore.sub(/_controller$/, '') + if layout_list.grep(%r{layouts/#{layout_match}(\.[a-z][0-9a-z]*)+$}).empty? + superclass.default_layout_name if superclass.respond_to?(:default_layout_name) + else + layout_match + end end + memoize :default_layout_name private - def inherited_with_layout(child) - inherited_without_layout(child) - unless child.name.blank? - layout_match = child.name.underscore.sub(/_controller$/, '').sub(/^controllers\//, '') - child.layout(layout_match, {}, true) unless child.layout_list.grep(%r{layouts/#{layout_match}(\.[a-z][0-9a-z]*)+$}).empty? - end - end - def add_layout_conditions(conditions) - write_inheritable_hash(:layout_conditions, normalize_conditions(conditions)) - end - - def normalize_conditions(conditions) - conditions.inject({}) {|hash, (key, value)| hash.merge(key => [value].flatten.map {|action| action.to_s})} + # :except => :foo == :except => [:foo] == :except => "foo" == :except => ["foo"] + conditions.each {|k, v| conditions[k] = Array(v).map {|a| a.to_s} } + write_inheritable_hash(:layout_conditions, conditions) end end - - # Returns the name of the active layout. If the layout was specified as a method reference (through a symbol), this method - # is called and the return value is used. Likewise if the layout was specified as an inline method (through a proc or method - # object). If the layout was defined without a directory, layouts is assumed. So <tt>layout "weblog/standard"</tt> will return - # weblog/standard, but <tt>layout "standard"</tt> will return layouts/standard. - def active_layout(passed_layout = nil) - layout = passed_layout || self.class.default_layout(default_template_format) - - active_layout = case layout - when Symbol then __send__(layout) - when Proc then layout.call(self) - else layout + + def active_layout(name) + name = self.class.default_layout(formats) if name == true + + layout_name = case name + when Symbol then __send__(name) + when Proc then name.call(self) + else name end - if active_layout - if layout = self.class.find_layout(active_layout, @template.template_format) - layout - else - raise ActionView::MissingTemplate.new(self.class.view_paths, active_layout) - end - end + self.class.find_layout(layout_name, formats) end - private - def candidate_for_layout?(options) - template = options[:template] || default_template(options[:action]) - if options.values_at(:text, :xml, :json, :file, :inline, :partial, :nothing, :update).compact.empty? - begin - !self.view_paths.find_template(template, default_template_format).exempt_from_layout? - rescue ActionView::MissingTemplate - true - end - end - rescue ActionView::MissingTemplate - false - end - - def pick_layout(options) - if options.has_key?(:layout) - case layout = options.delete(:layout) - when FalseClass - nil - when NilClass, TrueClass - active_layout if action_has_layout? && candidate_for_layout?(:template => default_template_name) - else - active_layout(layout) - end - else - active_layout if action_has_layout? && candidate_for_layout?(options) - end - end + def _pick_layout(layout_name, implicit = false) + return unless layout_name || implicit + layout_name = true if layout_name.nil? + active_layout(layout_name) if action_has_layout? && layout_name + end + private def action_has_layout? if conditions = self.class.layout_conditions - case - when only = conditions[:only] - only.include?(action_name) - when except = conditions[:except] - !except.include?(action_name) - else - true + if only = conditions[:only] + return only.include?(action_name) + elsif except = conditions[:except] + return !except.include?(action_name) end - else - true end + true end - def default_template_format - response.template.template_format - end end end diff --git a/actionpack/lib/action_controller/mime_responds.rb b/actionpack/lib/action_controller/mime_responds.rb index b755363873..bac225ab2a 100644 --- a/actionpack/lib/action_controller/mime_responds.rb +++ b/actionpack/lib/action_controller/mime_responds.rb @@ -109,16 +109,13 @@ module ActionController #:nodoc: end class Responder #:nodoc: + def initialize(controller) @controller = controller @request = controller.request @response = controller.response - if ActionController::Base.use_accept_header - @mime_type_priority = Array(Mime::Type.lookup_by_extension(@request.parameters[:format]) || @request.accepts) - else - @mime_type_priority = [@request.format] - end + @mime_type_priority = @request.formats @order = [] @responses = {} @@ -130,7 +127,7 @@ module ActionController #:nodoc: @order << mime_type @responses[mime_type] ||= Proc.new do - @response.template.template_format = mime_type.to_sym + @response.template.formats = [mime_type.to_sym] @response.content_type = mime_type.to_s block_given? ? block.call : @controller.send(:render, :action => @controller.action_name) end diff --git a/actionpack/lib/action_controller/mime_type.rb b/actionpack/lib/action_controller/mime_type.rb index 017626ba27..3d26870f4f 100644 --- a/actionpack/lib/action_controller/mime_type.rb +++ b/actionpack/lib/action_controller/mime_type.rb @@ -5,6 +5,10 @@ module Mime 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 @@ -27,7 +31,7 @@ module Mime # 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 @@ -172,6 +176,8 @@ module Mime 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 @@ -187,17 +193,13 @@ module Mime # Returns true if Action Pack should check requests using this Mime Type for possible request forgery. See # ActionController::RequestForgeryProtection. def verify_request? - browser_generated? + @@browser_generated_types.include?(to_sym) end def html? @@html_types.include?(to_sym) || @string =~ /html/ end - def browser_generated? - @@browser_generated_types.include?(to_sym) - end - private def method_missing(method, *args) if method.to_s =~ /(\w+)\?$/ diff --git a/actionpack/lib/action_controller/request.rb b/actionpack/lib/action_controller/request.rb index 09dcd684e8..f8c77241b9 100755 --- a/actionpack/lib/action_controller/request.rb +++ b/actionpack/lib/action_controller/request.rb @@ -101,10 +101,16 @@ module ActionController def accepts header = @env['HTTP_ACCEPT'].to_s.strip + fallback = xhr? ? Mime::JS : Mime::HTML + if header.empty? - [content_type, Mime::ALL].compact + [content_type, fallback, Mime::ALL].compact else - Mime::Type.parse(header) + ret = Mime::Type.parse(header) + if ret.last == Mime::ALL + ret.insert(-2, fallback) + end + ret end end memoize :accepts @@ -144,24 +150,33 @@ module ActionController end end + ONLY_ALL = [Mime::ALL].freeze + # Returns the Mime type for the \format used in the request. # # GET /posts/5.xml | request.format => Mime::XML # GET /posts/5.xhtml | request.format => Mime::HTML # GET /posts/5 | request.format => Mime::HTML or MIME::JS, or request.accepts.first depending on the value of <tt>ActionController::Base.use_accept_header</tt> - def format + + def format(view_path = []) @format ||= if parameters[:format] - Mime::Type.lookup_by_extension(parameters[:format]) - elsif ActionController::Base.use_accept_header - accepts.first - elsif xhr? - Mime::Type.lookup_by_extension("js") - else - Mime::Type.lookup_by_extension("html") + Mime[parameters[:format]] + elsif Base.use_accept_header && !(accepts == ONLY_ALL) + accepts.first + elsif xhr? then Mime::JS + else Mime::HTML end end + def formats + @formats = + if Base.use_accept_header + ret = Array(Mime[parameters[:format]] || accepts) + else + [format] + end + end # Sets the \format by string extension, which can be used to force custom formats # that are not controlled by the extension. diff --git a/actionpack/lib/action_controller/rescue.rb b/actionpack/lib/action_controller/rescue.rb index 4b7d1e32fd..3beeb2da83 100644 --- a/actionpack/lib/action_controller/rescue.rb +++ b/actionpack/lib/action_controller/rescue.rb @@ -125,11 +125,13 @@ module ActionController #:nodoc: @template.instance_variable_set("@exception", exception) @template.instance_variable_set("@rescues_path", RESCUES_TEMPLATE_PATH) @template.instance_variable_set("@contents", - @template.render(:file => template_path_for_local_rescue(exception))) + @template._render_template(template_path_for_local_rescue(exception))) response.content_type = Mime::HTML - render_for_file(rescues_path("layout"), - response_code_for_rescue(exception)) + response.status = interpret_status(response_code_for_rescue(exception)) + + content = @template._render_template(rescues_path("layout")) + render_for_text(content) end def rescue_action_without_handler(exception) @@ -157,7 +159,7 @@ module ActionController #:nodoc: end def rescues_path(template_name) - RESCUES_TEMPLATE_PATH["rescues/#{template_name}.erb"] + RESCUES_TEMPLATE_PATH.find_template("rescues/#{template_name}.erb") end def template_path_for_local_rescue(exception) diff --git a/actionpack/lib/action_controller/templates/rescues/diagnostics.erb b/actionpack/lib/action_controller/templates/rescues/diagnostics.erb index 669da1b26e..95be64511d 100644 --- a/actionpack/lib/action_controller/templates/rescues/diagnostics.erb +++ b/actionpack/lib/action_controller/templates/rescues/diagnostics.erb @@ -6,6 +6,5 @@ </h1> <pre><%=h @exception.clean_message %></pre> -<%= render :file => @rescues_path["rescues/_trace.erb"] %> - -<%= render :file => @rescues_path["rescues/_request_and_response.erb"] %> +<%= @template._render_template(@rescues_path.find_template("rescues/_trace.erb")) %> +<%= @template._render_template(@rescues_path.find_template("rescues/_request_and_response.erb")) %>
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