From 5316e77db1c34dca15f83dd6a10e78e847c356c3 Mon Sep 17 00:00:00 2001
From: Bob Remeika <bob.remeika@gmail.com>
Date: Fri, 25 Sep 2009 01:27:20 -0700
Subject: Took first stab at reimplementing form_remote_tag helpers

---
 actionpack/lib/action_view/helpers/ajax_helper.rb | 122 +++++-----------------
 1 file changed, 26 insertions(+), 96 deletions(-)

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

diff --git a/actionpack/lib/action_view/helpers/ajax_helper.rb b/actionpack/lib/action_view/helpers/ajax_helper.rb
index 18b4c4991f..92e1d916c9 100644
--- a/actionpack/lib/action_view/helpers/ajax_helper.rb
+++ b/actionpack/lib/action_view/helpers/ajax_helper.rb
@@ -3,33 +3,31 @@ module ActionView
     module AjaxHelper
       include UrlHelper
 
-      def extract_remote_attributes!(options)
-        attributes = options.delete(:html) || {}
-
-        attributes.merge!(extract_update_attributes!(options))
-        attributes.merge!(extract_request_attributes!(options))
-        attributes["data-js-type"] = options.delete(:js_type) || "remote"
-
-        attributes
-      end
-
-      def remote_form_for(record_or_name_or_array, *args, &proc)
-        options = args.extract_options!
-        object_name = extract_object_name_for_form!(args, options, record_or_name_or_array)
-
-        concat(form_remote_tag(options))
-        fields_for(object_name, *(args << options), &proc)
-        concat('</form>'.html_safe!)
-      end
-      alias_method :form_remote_for, :remote_form_for
-
       def form_remote_tag(options = {}, &block)
         attributes = {}
         attributes.merge!(extract_remote_attributes!(options))
         attributes.merge!(options)
 
-        url = attributes.delete("data-url")
-        form_tag(attributes.delete(:action) || url, attributes, &block)
+        url = attributes.delete(:url)
+        form_tag(attributes.delete(:action) || url_for(url), attributes, &block)
+      end
+
+      def extract_remote_attributes!(options)
+        attributes = options.delete(:html) || {}
+        
+        update = options.delete(:update)
+        if update.is_a?(Hash)
+          attributes["data-update-success"] = update[:success]
+          attributes["data-update-failure"] = update[:failure]
+        else
+          attributes["data-update-success"] = update
+        end
+
+        attributes["data-update-position"] = options.delete(:position)
+        attributes["data-method"]          = options.delete(:method)
+        attributes["data-remote"]          = true
+
+        attributes
       end
 
       def link_to_remote(name, url, options = {})
@@ -37,12 +35,6 @@ module ActionView
         attributes.merge!(extract_remote_attributes!(options))
         attributes.merge!(options)
 
-        html["data-update-position"] = options.delete(:position)
-        html["data-method"]          = options.delete(:method)
-        html["data-remote"]          = "true"
-        
-        html.merge!(options)
-
         url = url_for(url) if url.is_a?(Hash)
         link_to(name, url, attributes)
       end
@@ -118,17 +110,6 @@ module ActionView
         SCRIPT
       end
 
-      # TODO: Move to javascript helpers - BR
-      class JSFunction
-        def initialize(statements, *arguments)
-          @statements, @arguments = statements, arguments
-        end
-
-        def as_json(options = nil)
-          "function(#{@arguments.join(", ")}) {#{@statements}}"
-        end
-      end
-
       module Rails2Compatibility
         def set_callbacks(options, html)
           [:complete, :failure, :success, :interactive, :loaded, :loading].each do |type|
@@ -159,66 +140,15 @@ module ActionView
 
       private
 
-      def extract_request_attributes!(options)
-        attributes = {}
-        attributes["data-method"] = options.delete(:method)
-
-        url = options.delete(:url)
-        attributes["data-url"] = url.is_a?(Hash) ? url_for(url) : url
-
-        #TODO: Remove all references to prototype - BR
-        if options.delete(:form)
-          attributes["data-parameters"] = 'Form.serialize(this)'
-        elsif submit = options.delete(:submit)
-          attributes["data-parameters"] = "Form.serialize('#{submit}')"
-        elsif with = options.delete(:with)
-          if with !~ /[\{=(.]/
-            attributes["data-with"] = "'#{with}=' + encodeURIComponent(value)"
-          else
-            attributes["data-with"] = with
-          end
-        end
-
-        purge_unused_attributes!(attributes)
-      end
-
-      def extract_update_attributes!(options)
-        attributes = {}
-        update = options.delete(:update)
-        if update.is_a?(Hash)
-          attributes["data-update-success"] = update[:success]
-          attributes["data-update-failure"] = update[:failure]
-        else
-          attributes["data-update-success"] = update
+      # TODO: Move to javascript helpers - BR
+      class JSFunction
+        def initialize(statements, *arguments)
+          @statements, @arguments = statements, arguments
         end
-        attributes["data-update-position"] = options.delete(:position)
 
-        purge_unused_attributes!(attributes)
-      end
-
-      def extract_observer_attributes!(options)
-        attributes = extract_remote_attributes!(options)
-        attributes["data-observed"] = options.delete(:observed)
-
-        callback = options.delete(:function)
-        frequency = options.delete(:frequency)
-        if callback
-          attributes["data-observer-code"] = create_js_function(callback, "element", "value")
-        end
-        if frequency && frequency != 0
-          attributes["data-frequency"] = frequency.to_i
+        def as_json(options = nil)
+          "function(#{@arguments.join(", ")}) {#{@statements}}"
         end
-
-        purge_unused_attributes!(attributes)
-      end
-
-      def purge_unused_attributes!(attributes)
-        attributes.delete_if {|key, value| value.nil? }
-        attributes
-      end
-
-      def create_js_function(statements, *arguments)
-        "function(#{arguments.join(", ")}) {#{statements}}"
       end
 
     end
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