From d3b5db8919c61243c45ebd09254de20f4aa0cf1d Mon Sep 17 00:00:00 2001
From: David Heinemeier Hansson <david@loudthinking.com>
Date: Sun, 27 May 2007 16:38:02 +0000
Subject: [PATCH] Added custom path cache_page/expire_page parameters in
 addition to the options hashes [DHH]

git-svn-id: http://svn-commit.rubyonrails.org/rails/trunk@6868 5ecf4fe2-1ee6-0310-87b1-e25e094e27de
---
 actionpack/CHANGELOG                        |  6 ++++++
 actionpack/lib/action_controller/caching.rb | 22 ++++++++++++++-----
 actionpack/test/abstract_unit.rb            |  2 ++
 actionpack/test/controller/caching_test.rb  | 24 +++++++++++++++++++++
 4 files changed, 49 insertions(+), 5 deletions(-)

diff --git a/actionpack/CHANGELOG b/actionpack/CHANGELOG
index 770b87f085..3151f05077 100644
--- a/actionpack/CHANGELOG
+++ b/actionpack/CHANGELOG
@@ -1,5 +1,11 @@
 *SVN*
 
+* Added custom path cache_page/expire_page parameters in addition to the options hashes [DHH]. Example:
+
+    def index
+      caches_page(response.body, "/index.html")
+    end
+
 * Action Caching speedup.  #8231 [skaes]
 
 * Wordsmith resources documentation.  #8484 [marclove]
diff --git a/actionpack/lib/action_controller/caching.rb b/actionpack/lib/action_controller/caching.rb
index ddb36c5b8e..f77cf207f5 100644
--- a/actionpack/lib/action_controller/caching.rb
+++ b/actionpack/lib/action_controller/caching.rb
@@ -118,12 +118,17 @@ module ActionController #:nodoc:
       #   expire_page :controller => "lists", :action => "show"
       def expire_page(options = {})
         return unless perform_caching
-        if options[:action].is_a?(Array)
-          options[:action].dup.each do |action|
-            self.class.expire_page(url_for(options.merge(:only_path => true, :skip_relative_url_root => true, :action => action)))
+
+        if options.is_a?(Hash)
+          if options[:action].is_a?(Array)
+            options[:action].dup.each do |action|
+              self.class.expire_page(url_for(options.merge(:only_path => true, :skip_relative_url_root => true, :action => action)))
+            end
+          else
+            self.class.expire_page(url_for(options.merge(:only_path => true, :skip_relative_url_root => true)))
           end
         else
-          self.class.expire_page(url_for(options.merge(:only_path => true, :skip_relative_url_root => true)))
+          self.class.expire_page(options)
         end
       end
 
@@ -132,7 +137,14 @@ module ActionController #:nodoc:
       #   cache_page "I'm the cached content", :controller => "lists", :action => "show"
       def cache_page(content = nil, options = {})
         return unless perform_caching && caching_allowed
-        self.class.cache_page(content || response.body, url_for(options.merge(:only_path => true, :skip_relative_url_root => true, :format => params[:format])))
+        
+        if options.is_a?(Hash)
+          path = url_for(options.merge(:only_path => true, :skip_relative_url_root => true, :format => params[:format]))
+        else
+          path = options
+        end
+        
+        self.class.cache_page(content || response.body, path)
       end
 
       private
diff --git a/actionpack/test/abstract_unit.rb b/actionpack/test/abstract_unit.rb
index 3c576f3d20..2d7b5f2af6 100644
--- a/actionpack/test/abstract_unit.rb
+++ b/actionpack/test/abstract_unit.rb
@@ -9,6 +9,8 @@ require 'action_controller'
 require 'action_controller/cgi_ext'
 require 'action_controller/test_process'
 
+require 'ruby-debug'
+
 # Show backtraces for deprecated behavior for quicker cleanup.
 ActiveSupport::Deprecation.debug = true
 
diff --git a/actionpack/test/controller/caching_test.rb b/actionpack/test/controller/caching_test.rb
index dcbe27622d..0dc73472cf 100644
--- a/actionpack/test/controller/caching_test.rb
+++ b/actionpack/test/controller/caching_test.rb
@@ -25,6 +25,16 @@ class PageCachingTestController < ActionController::Base
   def not_found
     head :not_found
   end
+  
+  def custom_path
+    render :text => "Super soaker"
+    cache_page("Super soaker", "/index.html")
+  end
+  
+  def expire_custom_path
+    expire_page("/index.html")
+    head :ok
+  end
 end
 
 class PageCachingTest < Test::Unit::TestCase
@@ -69,6 +79,19 @@ class PageCachingTest < Test::Unit::TestCase
     assert_page_cached :ok, "get with ok status should have been cached"
   end
 
+  def test_should_cache_with_custom_path
+    get :custom_path
+    assert File.exist?("#{FILE_STORE_PATH}/index.html")
+  end
+
+  def test_should_expire_cache_with_custom_path
+    get :custom_path
+    assert File.exist?("#{FILE_STORE_PATH}/index.html")
+
+    get :expire_custom_path
+    assert !File.exist?("#{FILE_STORE_PATH}/index.html")
+  end
+
   [:ok, :no_content, :found, :not_found].each do |status|
     [:get, :post, :put, :delete].each do |method|
       unless method == :get and status == :ok
@@ -96,6 +119,7 @@ class PageCachingTest < Test::Unit::TestCase
     end
 end
 
+
 class ActionCachingTestController < ActionController::Base
   caches_action :index
   caches_action :show, :cache_path => 'http://test.host/custom/show'