Merge pull request #4488 from rafaelfranca/av-refactor

ActionView::Helpers::FormHelper refactoring

23 files changed, 633 insertions, 0 deletions

diff --git a/actionpack/lib/action_view/helpers/tags/base.rb b/actionpack/lib/action_view/helpers/tags/base.rb
new file mode 100644
index 0000000000..24956beb9c
--- /dev/null
+++ b/actionpack/lib/action_view/helpers/tags/base.rb
@@ -0,0 +1,134 @@
+module ActionView
+  module Helpers
+    module Tags
+      class Base #:nodoc:
+        include Helpers::ActiveModelInstanceTag, Helpers::TagHelper, Helpers::FormTagHelper
+        include FormOptionsHelper
+
+        DEFAULT_FIELD_OPTIONS = { "size" => 30 }
+
+        attr_reader :object
+
+        def initialize(object_name, method_name, template_object, options = {})
+          @object_name, @method_name = object_name.to_s.dup, method_name.to_s.dup
+          @template_object = template_object
+
+          @object_name.sub!(/\[\]$/,"") || @object_name.sub!(/\[\]\]$/,"]")
+          @object = retrieve_object(options.delete(:object))
+          @options = options
+          @auto_index = retrieve_autoindex(Regexp.last_match.pre_match) if Regexp.last_match
+        end
+
+        def render(&block)
+          raise "Abstract Method called"
+        end
+
+        private
+
+        def value(object)
+          object.send @method_name if object
+        end
+
+        def value_before_type_cast(object)
+          unless object.nil?
+            object.respond_to?(@method_name + "_before_type_cast") ?
+            object.send(@method_name + "_before_type_cast") :
+            object.send(@method_name)
+          end
+        end
+
+        def retrieve_object(object)
+          if object
+            object
+          elsif @template_object.instance_variable_defined?("@#{@object_name}")
+            @template_object.instance_variable_get("@#{@object_name}")
+          end
+        rescue NameError
+          # As @object_name may contain the nested syntax (item[subobject]) we need to fallback to nil.
+          nil
+        end
+
+        def retrieve_autoindex(pre_match)
+          object = self.object || @template_object.instance_variable_get("@#{pre_match}")
+          if object && object.respond_to?(:to_param)
+            object.to_param
+          else
+            raise ArgumentError, "object[] naming but object param and @object var don't exist or don't respond to to_param: #{object.inspect}"
+          end
+        end
+
+        def add_default_name_and_id_for_value(tag_value, options)
+          unless tag_value.nil?
+            pretty_tag_value = tag_value.to_s.gsub(/\s/, "_").gsub(/[^-\w]/, "").downcase
+            specified_id = options["id"]
+            add_default_name_and_id(options)
+            options["id"] += "_#{pretty_tag_value}" if specified_id.blank? && options["id"].present?
+          else
+            add_default_name_and_id(options)
+          end
+        end
+
+        def add_default_name_and_id(options)
+          if options.has_key?("index")
+            options["name"] ||= tag_name_with_index(options["index"])
+            options["id"] = options.fetch("id"){ tag_id_with_index(options["index"]) }
+            options.delete("index")
+          elsif defined?(@auto_index)
+            options["name"] ||= tag_name_with_index(@auto_index)
+            options["id"] = options.fetch("id"){ tag_id_with_index(@auto_index) }
+          else
+            options["name"] ||= tag_name + (options['multiple'] ? '[]' : '')
+            options["id"] = options.fetch("id"){ tag_id }
+          end
+          options["id"] = [options.delete('namespace'), options["id"]].compact.join("_").presence
+        end
+
+        def tag_name
+          "#{@object_name}[#{sanitized_method_name}]"
+        end
+
+        def tag_name_with_index(index)
+          "#{@object_name}[#{index}][#{sanitized_method_name}]"
+        end
+
+        def tag_id
+          "#{sanitized_object_name}_#{sanitized_method_name}"
+        end
+
+        def tag_id_with_index(index)
+          "#{sanitized_object_name}_#{index}_#{sanitized_method_name}"
+        end
+
+        def sanitized_object_name
+          @sanitized_object_name ||= @object_name.gsub(/\]\[|[^-a-zA-Z0-9:.]/, "_").sub(/_$/, "")
+        end
+
+        def sanitized_method_name
+          @sanitized_method_name ||= @method_name.sub(/\?$/,"")
+        end
+
+        def select_content_tag(option_tags, options, html_options)
+          html_options = html_options.stringify_keys
+          add_default_name_and_id(html_options)
+          select = content_tag("select", add_options(option_tags, options, value(object)), html_options)
+          if html_options["multiple"]
+            tag("input", :disabled => html_options["disabled"], :name => html_options["name"], :type => "hidden", :value => "") + select
+          else
+            select
+          end
+        end
+
+        def add_options(option_tags, options, value = nil)
+          if options[:include_blank]
+            option_tags = "<option value=\"\">#{ERB::Util.html_escape(options[:include_blank]) if options[:include_blank].kind_of?(String)}</option>\n" + option_tags
+          end
+          if value.blank? && options[:prompt]
+            prompt = options[:prompt].kind_of?(String) ? options[:prompt] : I18n.translate('helpers.select.prompt', :default => 'Please select')
+            option_tags = "<option value=\"\">#{ERB::Util.html_escape(prompt)}</option>\n" + option_tags
+          end
+          option_tags.html_safe
+        end
+      end
+    end
+  end
+end
diff --git a/actionpack/lib/action_view/helpers/tags/check_box.rb b/actionpack/lib/action_view/helpers/tags/check_box.rb
new file mode 100644
index 0000000000..b3bd6eb2ad
--- /dev/null
+++ b/actionpack/lib/action_view/helpers/tags/check_box.rb
@@ -0,0 +1,54 @@
+require 'action_view/helpers/tags/checkable'
+
+module ActionView
+  module Helpers
+    module Tags
+      class CheckBox < Base #:nodoc:
+        include Checkable
+
+        def initialize(object_name, method_name, template_object, checked_value, unchecked_value, options)
+          @checked_value   = checked_value
+          @unchecked_value = unchecked_value
+          super(object_name, method_name, template_object, options)
+        end
+
+        def render
+          options = @options.stringify_keys
+          options["type"]     = "checkbox"
+          options["value"]    = @checked_value
+          options["checked"] = "checked" if input_checked?(object, options)
+
+          if options["multiple"]
+            add_default_name_and_id_for_value(@checked_value, options)
+            options.delete("multiple")
+          else
+            add_default_name_and_id(options)
+          end
+
+          hidden = @unchecked_value ? tag("input", "name" => options["name"], "type" => "hidden", "value" => @unchecked_value, "disabled" => options["disabled"]) : ""
+          checkbox = tag("input", options)
+          hidden + checkbox
+        end
+
+        private
+
+        def checked?(value)
+          case value
+          when TrueClass, FalseClass
+            value
+          when NilClass
+            false
+          when Integer
+            value != 0
+          when String
+            value == @checked_value
+          when Array
+            value.include?(@checked_value)
+          else
+            value.to_i != 0
+          end
+        end
+      end
+    end
+  end
+end
diff --git a/actionpack/lib/action_view/helpers/tags/checkable.rb b/actionpack/lib/action_view/helpers/tags/checkable.rb
new file mode 100644
index 0000000000..b97c0c68d7
--- /dev/null
+++ b/actionpack/lib/action_view/helpers/tags/checkable.rb
@@ -0,0 +1,16 @@
+module ActionView
+  module Helpers
+    module Tags
+      module Checkable
+        def input_checked?(object, options)
+          if options.has_key?("checked")
+            checked = options.delete "checked"
+            checked == true || checked == "checked"
+          else
+            checked?(value(object))
+          end
+        end
+      end
+    end
+  end
+end
diff --git a/actionpack/lib/action_view/helpers/tags/collection_select.rb b/actionpack/lib/action_view/helpers/tags/collection_select.rb
new file mode 100644
index 0000000000..f84140d8d0
--- /dev/null
+++ b/actionpack/lib/action_view/helpers/tags/collection_select.rb
@@ -0,0 +1,23 @@
+module ActionView
+  module Helpers
+    module Tags
+      class CollectionSelect < Base #:nodoc:
+        def initialize(object_name, method_name, template_object, collection, value_method, text_method, options, html_options)
+          @collection   = collection
+          @value_method = value_method
+          @text_method  = text_method
+          @html_options = html_options
+
+          super(object_name, method_name, template_object, options)
+        end
+
+        def render
+          selected_value = @options.has_key?(:selected) ? @options[:selected] : value(@object)
+          select_content_tag(
+            options_from_collection_for_select(@collection, @value_method, @text_method, :selected => selected_value, :disabled => @options[:disabled]), @options, @html_options
+          )
+        end
+      end
+    end
+  end
+end
diff --git a/actionpack/lib/action_view/helpers/tags/date_select.rb b/actionpack/lib/action_view/helpers/tags/date_select.rb
new file mode 100644
index 0000000000..5912598ca1
--- /dev/null
+++ b/actionpack/lib/action_view/helpers/tags/date_select.rb
@@ -0,0 +1,64 @@
+module ActionView
+  module Helpers
+    module Tags
+      class DateSelect < Base #:nodoc:
+        def initialize(object_name, method_name, template_object, options, html_options)
+          @html_options = html_options
+
+          super(object_name, method_name, template_object, options)
+        end
+
+        def render
+          error_wrapping(datetime_selector(@options, @html_options).send("select_#{select_type}").html_safe)
+        end
+
+        private
+
+        def select_type
+          self.class.name.split("::").last.sub("Select", "").downcase
+        end
+
+        def datetime_selector(options, html_options)
+          datetime = value(object) || default_datetime(options)
+          @auto_index ||= nil
+
+          options = options.dup
+          options[:field_name]           = @method_name
+          options[:include_position]     = true
+          options[:prefix]             ||= @object_name
+          options[:index]                = @auto_index if @auto_index && !options.has_key?(:index)
+
+          DateTimeSelector.new(datetime, options, html_options)
+        end
+
+        def default_datetime(options)
+          return if options[:include_blank] || options[:prompt]
+
+          case options[:default]
+          when nil
+            Time.current
+          when Date, Time
+            options[:default]
+          else
+            default = options[:default].dup
+
+            # Rename :minute and :second to :min and :sec
+            default[:min] ||= default[:minute]
+            default[:sec] ||= default[:second]
+
+            time = Time.current
+
+            [:year, :month, :day, :hour, :min, :sec].each do |key|
+              default[key] ||= time.send(key)
+            end
+
+            Time.utc_time(
+              default[:year], default[:month], default[:day],
+              default[:hour], default[:min], default[:sec]
+            )
+          end
+        end
+      end
+    end
+  end
+end
diff --git a/actionpack/lib/action_view/helpers/tags/datetime_select.rb b/actionpack/lib/action_view/helpers/tags/datetime_select.rb
new file mode 100644
index 0000000000..a32c840bce
--- /dev/null
+++ b/actionpack/lib/action_view/helpers/tags/datetime_select.rb
@@ -0,0 +1,8 @@
+module ActionView
+  module Helpers
+    module Tags
+      class DatetimeSelect < DateSelect #:nodoc:
+      end
+    end
+  end
+end
diff --git a/actionpack/lib/action_view/helpers/tags/email_field.rb b/actionpack/lib/action_view/helpers/tags/email_field.rb
new file mode 100644
index 0000000000..45cde507d7
--- /dev/null
+++ b/actionpack/lib/action_view/helpers/tags/email_field.rb
@@ -0,0 +1,8 @@
+module ActionView
+  module Helpers
+    module Tags
+      class EmailField < TextField #:nodoc:
+      end
+    end
+  end
+end
diff --git a/actionpack/lib/action_view/helpers/tags/file_field.rb b/actionpack/lib/action_view/helpers/tags/file_field.rb
new file mode 100644
index 0000000000..56442e1c14
--- /dev/null
+++ b/actionpack/lib/action_view/helpers/tags/file_field.rb
@@ -0,0 +1,12 @@
+module ActionView
+  module Helpers
+    module Tags
+      class FileField < TextField #:nodoc:
+        def render
+          @options.update(:size => nil)
+          super
+        end
+      end
+    end
+  end
+end
diff --git a/actionpack/lib/action_view/helpers/tags/grouped_collection_select.rb b/actionpack/lib/action_view/helpers/tags/grouped_collection_select.rb
new file mode 100644
index 0000000000..507466a57a
--- /dev/null
+++ b/actionpack/lib/action_view/helpers/tags/grouped_collection_select.rb
@@ -0,0 +1,24 @@
+module ActionView
+  module Helpers
+    module Tags
+      class GroupedCollectionSelect < Base #:nodoc:
+        def initialize(object_name, method_name, template_object, collection, group_method, group_label_method, option_key_method, option_value_method, options, html_options)
+          @collection          = collection
+          @group_method        = group_method
+          @group_label_method  = group_label_method
+          @option_key_method   = option_key_method
+          @option_value_method = option_value_method
+          @html_options        = html_options
+
+          super(object_name, method_name, template_object, options)
+        end
+
+        def render
+          select_content_tag(
+            option_groups_from_collection_for_select(@collection, @group_method, @group_label_method, @option_key_method, @option_value_method, value(@object)), @options, @html_options
+          )
+        end
+      end
+    end
+  end
+end
diff --git a/actionpack/lib/action_view/helpers/tags/hidden_field.rb b/actionpack/lib/action_view/helpers/tags/hidden_field.rb
new file mode 100644
index 0000000000..ea86596e0b
--- /dev/null
+++ b/actionpack/lib/action_view/helpers/tags/hidden_field.rb
@@ -0,0 +1,12 @@
+module ActionView
+  module Helpers
+    module Tags
+      class HiddenField < TextField #:nodoc:
+        def render
+          @options.update(:size => nil)
+          super
+        end
+      end
+    end
+  end
+end
diff --git a/actionpack/lib/action_view/helpers/tags/label.rb b/actionpack/lib/action_view/helpers/tags/label.rb
new file mode 100644
index 0000000000..74ac92ee18
--- /dev/null
+++ b/actionpack/lib/action_view/helpers/tags/label.rb
@@ -0,0 +1,65 @@
+module ActionView
+  module Helpers
+    module Tags
+      class Label < Base #:nodoc:
+        def initialize(object_name, method_name, template_object, content_or_options = nil, options = nil)
+          content_is_options = content_or_options.is_a?(Hash)
+          if content_is_options
+            options = content_or_options
+            @content = nil
+          else
+            @content = content_or_options
+          end
+
+          options ||= {}
+
+          super(object_name, method_name, template_object, options)
+        end
+
+        def render(&block)
+          options = @options.stringify_keys
+          tag_value = options.delete("value")
+          name_and_id = options.dup
+
+          if name_and_id["for"]
+            name_and_id["id"] = name_and_id["for"]
+          else
+            name_and_id.delete("id")
+          end
+
+          add_default_name_and_id_for_value(tag_value, name_and_id)
+          options.delete("index")
+          options.delete("namespace")
+          options["for"] ||= name_and_id["id"]
+
+          if block_given?
+            @template_object.label_tag(name_and_id["id"], options, &block)
+          else
+            content = if @content.blank?
+                        @object_name.gsub!(/\[(.*)_attributes\]\[\d\]/, '.\1')
+                        method_and_value = tag_value.present? ? "#{@method_name}.#{tag_value}" : @method_name
+
+                        if object.respond_to?(:to_model)
+                          key = object.class.model_name.i18n_key
+                          i18n_default = ["#{key}.#{method_and_value}".to_sym, ""]
+                        end
+
+                        i18n_default ||= ""
+                        I18n.t("#{@object_name}.#{method_and_value}", :default => i18n_default, :scope => "helpers.label").presence
+                      else
+                        @content.to_s
+                      end
+
+            content ||= if object && object.class.respond_to?(:human_attribute_name)
+                          object.class.human_attribute_name(@method_name)
+                        end
+
+            content ||= @method_name.humanize
+
+            label_tag(name_and_id["id"], content, options)
+          end
+        end
+      end
+    end
+  end
+end
diff --git a/actionpack/lib/action_view/helpers/tags/number_field.rb b/actionpack/lib/action_view/helpers/tags/number_field.rb
new file mode 100644
index 0000000000..e89fdbec46
--- /dev/null
+++ b/actionpack/lib/action_view/helpers/tags/number_field.rb
@@ -0,0 +1,19 @@
+module ActionView
+  module Helpers
+    module Tags
+      class NumberField < TextField #:nodoc:
+        def render
+          options = @options.stringify_keys
+          options['size'] ||= nil
+
+          if range = options.delete("in") || options.delete("within")
+            options.update("min" => range.min, "max" => range.max)
+          end
+
+          @options = options
+          super
+        end
+      end
+    end
+  end
+end
diff --git a/actionpack/lib/action_view/helpers/tags/password_field.rb b/actionpack/lib/action_view/helpers/tags/password_field.rb
new file mode 100644
index 0000000000..6e7a4d3c36
--- /dev/null
+++ b/actionpack/lib/action_view/helpers/tags/password_field.rb
@@ -0,0 +1,12 @@
+module ActionView
+  module Helpers
+    module Tags
+      class PasswordField < TextField #:nodoc:
+        def render
+          @options = {:value => nil}.merge!(@options)
+          super
+        end
+      end
+    end
+  end
+end
diff --git a/actionpack/lib/action_view/helpers/tags/radio_button.rb b/actionpack/lib/action_view/helpers/tags/radio_button.rb
new file mode 100644
index 0000000000..8a0421f061
--- /dev/null
+++ b/actionpack/lib/action_view/helpers/tags/radio_button.rb
@@ -0,0 +1,31 @@
+require 'action_view/helpers/tags/checkable'
+
+module ActionView
+  module Helpers
+    module Tags
+      class RadioButton < Base #:nodoc:
+        include Checkable
+
+        def initialize(object_name, method_name, template_object, tag_value, options)
+          @tag_value = tag_value
+          super(object_name, method_name, template_object, options)
+        end
+
+        def render
+          options = @options.stringify_keys
+          options["type"]     = "radio"
+          options["value"]    = @tag_value
+          options["checked"] = "checked" if input_checked?(object, options)
+          add_default_name_and_id_for_value(@tag_value, options)
+          tag("input", options)
+        end
+
+        private
+
+        def checked?(value)
+          value.to_s == @tag_value.to_s
+        end
+      end
+    end
+  end
+end
diff --git a/actionpack/lib/action_view/helpers/tags/range_field.rb b/actionpack/lib/action_view/helpers/tags/range_field.rb
new file mode 100644
index 0000000000..47db4680e7
--- /dev/null
+++ b/actionpack/lib/action_view/helpers/tags/range_field.rb
@@ -0,0 +1,8 @@
+module ActionView
+  module Helpers
+    module Tags
+      class RangeField < NumberField #:nodoc:
+      end
+    end
+  end
+end
diff --git a/actionpack/lib/action_view/helpers/tags/search_field.rb b/actionpack/lib/action_view/helpers/tags/search_field.rb
new file mode 100644
index 0000000000..818fd4b887
--- /dev/null
+++ b/actionpack/lib/action_view/helpers/tags/search_field.rb
@@ -0,0 +1,24 @@
+module ActionView
+  module Helpers
+    module Tags
+      class SearchField < TextField #:nodoc:
+        def render
+          options = @options.stringify_keys
+
+          if options["autosave"]
+            if options["autosave"] == true
+              options["autosave"] = request.host.split(".").reverse.join(".")
+            end
+            options["results"] ||= 10
+          end
+
+          if options["onsearch"]
+            options["incremental"] = true unless options.has_key?("incremental")
+          end
+
+          super
+        end
+      end
+    end
+  end
+end
diff --git a/actionpack/lib/action_view/helpers/tags/select.rb b/actionpack/lib/action_view/helpers/tags/select.rb
new file mode 100644
index 0000000000..71fd4d04b7
--- /dev/null
+++ b/actionpack/lib/action_view/helpers/tags/select.rb
@@ -0,0 +1,31 @@
+module ActionView
+  module Helpers
+    module Tags
+      class Select < Base #:nodoc:
+        def initialize(object_name, method_name, template_object, choices, options, html_options)
+          @choices = choices
+          @html_options = html_options
+
+          super(object_name, method_name, template_object, options)
+        end
+
+        def render
+          selected_value = @options.has_key?(:selected) ? @options[:selected] : value(@object)
+
+          # Grouped choices look like this:
+          #
+          #   [nil, []]
+          #   { nil => [] }
+          #
+          if !@choices.empty? && @choices.first.respond_to?(:last) && Array === @choices.first.last
+            option_tags = grouped_options_for_select(@choices, :selected => selected_value, :disabled => @options[:disabled])
+          else
+            option_tags = options_for_select(@choices, :selected => selected_value, :disabled => @options[:disabled])
+          end
+
+          select_content_tag(option_tags, @options, @html_options)
+        end
+      end
+    end
+  end
+end
diff --git a/actionpack/lib/action_view/helpers/tags/tel_field.rb b/actionpack/lib/action_view/helpers/tags/tel_field.rb
new file mode 100644
index 0000000000..87c1f6b6b6
--- /dev/null
+++ b/actionpack/lib/action_view/helpers/tags/tel_field.rb
@@ -0,0 +1,8 @@
+module ActionView
+  module Helpers
+    module Tags
+      class TelField < TextField #:nodoc:
+      end
+    end
+  end
+end
diff --git a/actionpack/lib/action_view/helpers/tags/text_area.rb b/actionpack/lib/action_view/helpers/tags/text_area.rb
new file mode 100644
index 0000000000..a7db8eb437
--- /dev/null
+++ b/actionpack/lib/action_view/helpers/tags/text_area.rb
@@ -0,0 +1,20 @@
+module ActionView
+  module Helpers
+    module Tags
+      class TextArea < Base #:nodoc:
+        DEFAULT_TEXT_AREA_OPTIONS = { "cols" => 40, "rows" => 20 }
+
+        def render
+          options = DEFAULT_TEXT_AREA_OPTIONS.merge(@options.stringify_keys)
+          add_default_name_and_id(options)
+
+          if size = options.delete("size")
+            options["cols"], options["rows"] = size.split("x") if size.respond_to?(:split)
+          end
+
+          content_tag("textarea", ERB::Util.html_escape(options.delete('value') || value_before_type_cast(object)), options)
+        end
+      end
+    end
+  end
+end
diff --git a/actionpack/lib/action_view/helpers/tags/text_field.rb b/actionpack/lib/action_view/helpers/tags/text_field.rb
new file mode 100644
index 0000000000..0f81726eb4
--- /dev/null
+++ b/actionpack/lib/action_view/helpers/tags/text_field.rb
@@ -0,0 +1,24 @@
+module ActionView
+  module Helpers
+    module Tags
+      class TextField < Base #:nodoc:
+        def render
+          options = @options.stringify_keys
+          options["size"] = options["maxlength"] || DEFAULT_FIELD_OPTIONS["size"] unless options.key?("size")
+          options = DEFAULT_FIELD_OPTIONS.merge(options)
+          options["type"]  ||= field_type
+          options["value"] = options.fetch("value"){ value_before_type_cast(object) } unless field_type == "file"
+          options["value"] &&= ERB::Util.html_escape(options["value"])
+          add_default_name_and_id(options)
+          tag("input", options)
+        end
+
+        private
+
+        def field_type
+          @field_type ||= self.class.name.split("::").last.sub("Field", "").downcase
+        end
+      end
+    end
+  end
+end
diff --git a/actionpack/lib/action_view/helpers/tags/time_select.rb b/actionpack/lib/action_view/helpers/tags/time_select.rb
new file mode 100644
index 0000000000..9e97deb706
--- /dev/null
+++ b/actionpack/lib/action_view/helpers/tags/time_select.rb
@@ -0,0 +1,8 @@
+module ActionView
+  module Helpers
+    module Tags
+      class TimeSelect < DateSelect #:nodoc:
+      end
+    end
+  end
+end
diff --git a/actionpack/lib/action_view/helpers/tags/time_zone_select.rb b/actionpack/lib/action_view/helpers/tags/time_zone_select.rb
new file mode 100644
index 0000000000..0a176157c3
--- /dev/null
+++ b/actionpack/lib/action_view/helpers/tags/time_zone_select.rb
@@ -0,0 +1,20 @@
+module ActionView
+  module Helpers
+    module Tags
+      class TimeZoneSelect < Base #:nodoc:
+        def initialize(object_name, method_name, template_object, priority_zones, options, html_options)
+          @priority_zones = priority_zones
+          @html_options   = html_options
+
+          super(object_name, method_name, template_object, options)
+        end
+
+        def render
+          select_content_tag(
+            time_zone_options_for_select(value(@object) || @options[:default], @priority_zones, @options[:model] || ActiveSupport::TimeZone), @options, @html_options
+          )
+        end
+      end
+    end
+  end
+end
diff --git a/actionpack/lib/action_view/helpers/tags/url_field.rb b/actionpack/lib/action_view/helpers/tags/url_field.rb
new file mode 100644
index 0000000000..1ffdfe0b3c
--- /dev/null
+++ b/actionpack/lib/action_view/helpers/tags/url_field.rb
@@ -0,0 +1,8 @@
+module ActionView
+  module Helpers
+    module Tags
+      class UrlField < TextField #:nodoc:
+      end
+    end
+  end
+end