Revert "Merge branch 'rails/master' into ujs"

This reverts commit 3aa1ea1ae4baa4a03d03644e798eeb98a4745785, reversing
changes made to 2c12a71378d2146c822acb389b00b866f6420ff5.

Conflicts:

	actionpack/lib/action_view/helpers/javascript_helper.rb
	actionpack/lib/action_view/helpers/url_helper.rb
	actionpack/test/template/url_helper_test.rb

1 files changed, 45 insertions, 0 deletions

diff --git a/actionpack/lib/action_view/helpers/url_helper.rb b/actionpack/lib/action_view/helpers/url_helper.rb
index 837dca6149..d6bfc6d4c9 100644
--- a/actionpack/lib/action_view/helpers/url_helper.rb
+++ b/actionpack/lib/action_view/helpers/url_helper.rb
@@ -291,6 +291,9 @@ module ActionView
           request_token_tag = tag(:input, :type => "hidden", :name => request_forgery_protection_token.to_s, :value => form_authenticity_token)
         end
 
+        if confirm = html_options.delete("confirm")
+          html_options["onclick"] = "return #{confirm_javascript_function(confirm)};"
+        end
 
         url = options.is_a?(String) ? options : self.url_for(options)
         name ||= url
@@ -548,6 +551,48 @@ module ActionView
       end
 
       private
+        def convert_options_to_javascript!(html_options, url = '')
+          confirm = html_options.delete("confirm")
+          method, href = html_options.delete("method"), html_options['href']
+
+          if html_options.key?("popup")
+            ActiveSupport::Deprecation.warn(":popup has been deprecated", caller)
+          end
+
+          html_options["onclick"] = case
+            when confirm && method
+              "if (#{confirm_javascript_function(confirm)}) { #{method_javascript_function(method, url, href)} };return false;"
+            when confirm
+              "return #{confirm_javascript_function(confirm)};"
+            when method
+              "#{method_javascript_function(method, url, href)}return false;"
+            else
+              html_options["onclick"]
+          end
+        end
+
+        def confirm_javascript_function(confirm)
+          "confirm('#{escape_javascript(confirm)}')"
+        end
+
+        def method_javascript_function(method, url = '', href = nil)
+          action = (href && url.size > 0) ? "'#{url}'" : 'this.href'
+          submit_function =
+            "var f = document.createElement('form'); f.style.display = 'none'; " +
+            "this.parentNode.appendChild(f); f.method = 'POST'; f.action = #{action};"
+
+          unless method == :post
+            submit_function << "var m = document.createElement('input'); m.setAttribute('type', 'hidden'); "
+            submit_function << "m.setAttribute('name', '_method'); m.setAttribute('value', '#{method}'); f.appendChild(m);"
+          end
+
+          if protect_against_forgery?
+            submit_function << "var s = document.createElement('input'); s.setAttribute('type', 'hidden'); "
+            submit_function << "s.setAttribute('name', '#{request_forgery_protection_token}'); s.setAttribute('value', '#{escape_javascript form_authenticity_token}'); f.appendChild(s);"
+          end
+          submit_function << "f.submit();"
+        end
+
         # Processes the +html_options+ hash, converting the boolean
         # attributes from true/false form into the form required by
         # HTML/XHTML.  (An attribute is considered to be boolean if