From 446940c366d588e7e895a64caf325f5f99cba0fb Mon Sep 17 00:00:00 2001
From: Alex Soulim <soulim@gmail.com>
Date: Tue, 3 Apr 2012 16:01:00 +0400
Subject: Add HTML5 input[type="time"] helper

---
 actionpack/lib/action_view/helpers/form_helper.rb     | 17 +++++++++++++++++
 actionpack/lib/action_view/helpers/form_tag_helper.rb | 11 +++++++++++
 actionpack/lib/action_view/helpers/tags.rb            |  1 +
 actionpack/lib/action_view/helpers/tags/time_field.rb | 14 ++++++++++++++
 4 files changed, 43 insertions(+)
 create mode 100644 actionpack/lib/action_view/helpers/tags/time_field.rb

(limited to 'actionpack/lib/action_view/helpers')

diff --git a/actionpack/lib/action_view/helpers/form_helper.rb b/actionpack/lib/action_view/helpers/form_helper.rb
index cc1f133196..6510610034 100644
--- a/actionpack/lib/action_view/helpers/form_helper.rb
+++ b/actionpack/lib/action_view/helpers/form_helper.rb
@@ -990,6 +990,23 @@ module ActionView
         Tags::DateField.new(object_name, method, self, options).render
       end
 
+      # Returns a text_field of type "time".
+      #
+      # The default value is generated by trying to call +strftime+ with "%T.%L"
+      # on the objects's value. It is still possible to override that
+      # by passing the "value" option.
+      #
+      # === Options
+      # * Accepts same options as time_field_tag
+      #
+      # === Example
+      #   time_field("task", "started_at")
+      #   # => <input id="task_started_at" name="task[started_at]" type="time" />
+      #
+      def time_field(object_name, method, options = {})
+        Tags::TimeField.new(object_name, method, self, options).render
+      end
+
       # Returns a text_field of type "url".
       #
       #   url_field("user", "homepage")
diff --git a/actionpack/lib/action_view/helpers/form_tag_helper.rb b/actionpack/lib/action_view/helpers/form_tag_helper.rb
index 9e5c66f4a9..e65b4e3e95 100644
--- a/actionpack/lib/action_view/helpers/form_tag_helper.rb
+++ b/actionpack/lib/action_view/helpers/form_tag_helper.rb
@@ -549,6 +549,17 @@ module ActionView
         text_field_tag(name, value, options.stringify_keys.update("type" => "date"))
       end
 
+      # Creates a text field of type "time".
+      #
+      # === Options
+      # * <tt>:min</tt> - The minimum acceptable value.
+      # * <tt>:max</tt> - The maximum acceptable value.
+      # * <tt>:step</tt> - The acceptable value granularity.
+      # * Otherwise accepts the same options as text_field_tag.
+      def time_field_tag(name, value = nil, options = {})
+        text_field_tag(name, value, options.stringify_keys.update("type" => "time"))
+      end
+
       # Creates a text field of type "url".
       #
       # ==== Options
diff --git a/actionpack/lib/action_view/helpers/tags.rb b/actionpack/lib/action_view/helpers/tags.rb
index 3cf762877f..5cd77c8ec3 100644
--- a/actionpack/lib/action_view/helpers/tags.rb
+++ b/actionpack/lib/action_view/helpers/tags.rb
@@ -25,6 +25,7 @@ module ActionView
       autoload :TelField
       autoload :TextArea
       autoload :TextField
+      autoload :TimeField
       autoload :TimeSelect
       autoload :TimeZoneSelect
       autoload :UrlField
diff --git a/actionpack/lib/action_view/helpers/tags/time_field.rb b/actionpack/lib/action_view/helpers/tags/time_field.rb
new file mode 100644
index 0000000000..271dc00c54
--- /dev/null
+++ b/actionpack/lib/action_view/helpers/tags/time_field.rb
@@ -0,0 +1,14 @@
+module ActionView
+  module Helpers
+    module Tags
+      class TimeField < TextField #:nodoc:
+        def render
+          options = @options.stringify_keys
+          options["value"] = @options.fetch("value") { value(object).try(:strftime, "%T.%L") }
+          @options = options
+          super
+        end
+      end
+    end
+  end
+end
-- 
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