From c1a52510ea1d20990b047e8b2aa8a7154a931f1b Mon Sep 17 00:00:00 2001
From: David Heinemeier Hansson <david@loudthinking.com>
Date: Tue, 17 Oct 2006 20:27:03 +0000
Subject: Added config.plugins to control which plugins are loaded #6269
 [skaes]. By default, everything in vendor/plugins will be loaded, but if you
 specify config.plugins, only those will be loaded.

git-svn-id: http://svn-commit.rubyonrails.org/rails/trunk@5317 5ecf4fe2-1ee6-0310-87b1-e25e094e27de
---
 railties/lib/initializer.rb | 16 ++++++++++++++--
 1 file changed, 14 insertions(+), 2 deletions(-)

(limited to 'railties/lib')

diff --git a/railties/lib/initializer.rb b/railties/lib/initializer.rb
index 0275026f41..1400930768 100644
--- a/railties/lib/initializer.rb
+++ b/railties/lib/initializer.rb
@@ -322,7 +322,7 @@ module Rails
         base_paths.flatten.inject([]) do |plugins, base_path|
           Dir.glob(File.join(base_path, '*')).each do |path|
             if plugin_path?(path)
-              plugins << path
+              plugins << path if plugin_enabled?(path)
             elsif File.directory?(path)
               plugins += find_plugins(path)
             end
@@ -335,6 +335,10 @@ module Rails
         File.directory?(path) and (File.directory?(File.join(path, 'lib')) or File.file?(File.join(path, 'init.rb')))
       end
 
+      def plugin_enabled?(path)
+        configuration.plugins.empty? || configuration.plugins.include?(File.basename(path))
+      end
+
       # Load the plugin at <tt>path</tt> unless already loaded.
       #
       # Each plugin is initialized:
@@ -456,6 +460,9 @@ module Rails
     # Set to +true+ if you want to be warned (noisily) when you try to invoke
     # any method of +nil+. Set to +false+ for the standard Ruby behavior.
     attr_accessor :whiny_nils
+
+    # The list of plugins to load. If this is set to <tt>[]</tt>, all plugins will be loaded.
+    attr_accessor :plugins
     
     # The path to the root of the plugins directory. By default, it is in
     # <tt>vendor/plugins</tt>.
@@ -474,6 +481,7 @@ module Rails
       self.cache_classes                = default_cache_classes
       self.breakpoint_server            = default_breakpoint_server
       self.whiny_nils                   = default_whiny_nils
+      self.plugins                      = default_plugins
       self.plugin_paths                 = default_plugin_paths
       self.database_configuration_file  = default_database_configuration_file
 
@@ -624,6 +632,10 @@ module Rails
         false
       end
 
+      def default_plugins
+        []
+      end
+
       def default_plugin_paths
         ["#{root_path}/vendor/plugins"]
       end
@@ -663,4 +675,4 @@ class Rails::OrderedOptions < Array #:nodoc:
       self.each { |i| return i if i.first == key }
       return false
     end
-end
\ No newline at end of file
+end
-- 
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