Added partial

Author: gazay

lib/gon.rb

@@ -1,6 +1,7 @@
 require 'action_view'
 require 'action_controller'
 require 'gon/helpers'
+require 'gon/partial'
 
 module Gon
   def self.all_variables
@@ -25,7 +26,7 @@ def self.method_missing(m, *args, &block)
     @request_env[:gon] ||= {}
 
     if ( m.to_s =~ /=$/ )
-      if self.public_methods.include? m[0..-2].to_sym
+      if self.public_methods.include? m.to_s[0..-2].to_sym
         raise "You can't use Gon public methods for storing data"
       end
       set_variable(m.to_s.delete('='), args[0])
@@ -41,4 +42,9 @@ def self.get_variable(name)
   def self.set_variable(name, value)
     @request_env[:gon][name] = value
   end
+
+  def self.[](object)
+    request_env[:partials] ||= {}
+    request_env[:partials][object] ||= Gon::Partial.new
+  end
 end

lib/gon/helpers.rb

@@ -19,12 +19,38 @@ def include_gon(options = {})
               script += namespace + "." + key.to_s.camelize(:lower) + '=' + val.to_json + ";"
             end
           end
+          script += partials_js(namespace)
           script += "</script>"
           script.html_safe
         else
           ""
         end
       end
+      
+      def gon_partials(object, options = {})
+        if Gon.request_env
+          data = Gon[object].all_variables
+          attribute = "data-gon-partial={"
+          unless options[:camel_case]
+            data.each do |key, val|
+              attribute += '"' + key.to_s + '":' + val.to_json + ","
+            end
+          else
+            data.each do |key, val|
+              attribute += '"' + key.to_s.camelize(:lower) + '":' + val.to_json + ","
+            end
+          end
+          attribute = attribute[0..-2] + "}"
+          attribute.html_safe
+        end        
+      end
+
+      def partials_js(namespace)
+        "window." + namespace + ".getPartial = function(domObject) {" +
+          "data = domObject.getAttribute('data-gon-partial');" + 
+          "return JSON.parse(data);" +
+        "};"
+      end
     end
   end
 
@@ -45,4 +71,4 @@ def gon
 end
 
 ActionView::Base.send :include, Gon::Helpers
-ActionController::Base.send :include, Gon::GonHelpers
+ActionController::Base.send :include, Gon::GonHelpers

lib/gon/partial.rb

@@ -0,0 +1,34 @@
+class Gon::Partial
+  def initialize()
+    @data = {}
+  end
+
+  def clear
+    @data = {}
+  end
+
+  def method_missing(m, *args, &block)
+    @data ||= {}
+
+    if ( m.to_s =~ /=$/ )
+      if public_methods.include? m.to_s[0..-2].to_sym
+        raise "You can't use Gon public methods for storing data"
+      end
+      set_variable(m.to_s.delete('='), args[0])
+    else
+      get_variable(m.to_s)
+    end
+  end
+  
+  def set_variable(name, value)
+    @data[name] = value
+  end
+  
+  def get_variable(name)
+    @data[name]
+  end
+
+  def all_variables
+    @data
+  end
+end