Added Date input override for simple_form to use calendar_date_select…

… plugin

app/inputs/date_time_input.rb

@@ -0,0 +1,38 @@
+class DateTimeInput < SimpleForm::Inputs::DateTimeInput
+  include ActionView::Helpers::TagHelper
+  include ActionView::Helpers::JavaScriptHelper
+
+  def input
+    add_autocomplete!
+    field = @builder.text_field(
+      attribute_name,
+      input_html_options.merge(datetime_options(object.send(attribute_name)))
+    )
+    element_id = field[/id="([a-z0-9_]*)"/, 1]
+    field << javascript_tag(%Q{crm.date_select_popup('#{element_id}', false, #{!!(input_type =~ /time/)});})
+  end
+
+  def label_target
+    attribute_name
+  end
+
+  private
+
+    def datetime_options(value = nil)
+      return {} if value.nil?
+      params = if input_type =~ /time/
+        [value.localtime, {:format => :mmddyyyy_hhmm}]
+      else
+        [value.to_date, {:format => :mmddyyy}]
+      end
+      { :value => I18n.localize(*params).html_safe }
+    end
+
+    def has_required?
+      options[:required]
+    end
+
+    def add_autocomplete!
+      input_html_options[:autocomplete] ||= 'off'
+    end
+end