Extract DateSelect

actionpack/lib/action_view/helpers/active_model_helper.rb

@@ -16,7 +16,7 @@ def object
         end
       end
 
-      %w(content_tag to_date_select_tag to_datetime_select_tag to_time_select_tag).each do |meth|
+      %w(content_tag to_datetime_select_tag to_time_select_tag).each do |meth|
         module_eval "def #{meth}(*) error_wrapping(super) end", __FILE__, __LINE__
       end
 

actionpack/lib/action_view/helpers/date_helper.rb

@@ -213,7 +213,7 @@ def time_ago_in_words(from_time, include_seconds = false)
       # Note: If the day is not included as an option but the month is, the day will be set to the 1st to ensure that
       # all month choices are valid.
       def date_select(object_name, method, options = {}, html_options = {})
-        InstanceTag.new(object_name, method, self, options.delete(:object)).to_date_select_tag(options, html_options)
+        ActionView::Helpers::Tags::DateSelect.new(object_name, method, self, options, html_options).render
       end
 
       # Returns a set of select tags (one for hour, minute and optionally second) pre-selected for accessing a
@@ -975,10 +975,6 @@ def separator(type)
     end
 
     module DateHelperInstanceTag
-      def to_date_select_tag(options = {}, html_options = {})
-        datetime_selector(options, html_options).select_date.html_safe
-      end
-
       def to_time_select_tag(options = {}, html_options = {})
         datetime_selector(options, html_options).select_time.html_safe
       end

actionpack/lib/action_view/helpers/tags.rb

@@ -20,6 +20,7 @@ module Tags
       autoload :CollectionSelect,        'action_view/helpers/tags/collection_select'
       autoload :GroupedCollectionSelect, 'action_view/helpers/tags/grouped_collection_select'
       autoload :TimeZoneSelect,          'action_view/helpers/tags/time_zone_select'
+      autoload :DateSelect,              'action_view/helpers/tags/date_select'
     end
   end
 end

actionpack/lib/action_view/helpers/tags/date_select.rb

@@ -0,0 +1,60 @@
+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).select_date.html_safe)
+        end
+
+        private
+
+        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