Add install.rb file to plugin generation which is loaded, if it exists, when you install a plugin.

git-svn-id: http://svn-commit.rubyonrails.org/rails/trunk@3215 5ecf4fe2-1ee6-0310-87b1-e25e094e27de

railties/CHANGELOG

@@ -1,5 +1,7 @@
 *SVN*
 
+* Add install.rb file to plugin generation which is loaded, if it exists, when you install a plugin. [Marcel Molina Jr.]
+
 * Run initialize_logger in script/lighttpd to ensure the log file exists before tailing it. [Sam Stephenson]
 
 * Make load_fixtures include csv fixtures. #3053. [me@mdaines.com]

railties/lib/commands/plugin.rb

@@ -166,6 +166,7 @@ class Plugin
 
     unless installed?
       send("install_using_#{method}", options)
+      run_install_hook
     else
       puts "already installed: #{name} (#{uri}).  pass --force to reinstall"
     end
@@ -185,6 +186,12 @@ class Plugin
   end
 
   private 
+
+    def run_install_hook
+      install_hook_file = "#{rails_env.root}/vendor/plugins/#{name}/install.rb"
+      load install_hook_file if File.exists? install_hook_file
+    end
+
     def install_using_export(options = {})
       svn_command :export, options
     end

railties/lib/rails_generator/generators/components/plugin/USAGE

@@ -16,6 +16,7 @@ Example:
     This will create:
         vendor/plugins/browser_filters/README
         vendor/plugins/browser_filters/init.rb
+        vendor/plugins/browser_filters/install.rb
         vendor/plugins/browser_filters/lib/browser_filters.rb
         vendor/plugins/browser_filters/test/browser_filters_test.rb
         vendor/plugins/browser_filters/tasks/browser_filters_tasks.rake
@@ -25,9 +26,10 @@ Example:
     This will create:
         vendor/plugins/browser_filters/README
         vendor/plugins/browser_filters/init.rb
+        vendor/plugins/browser_filters/install.rb
         vendor/plugins/browser_filters/lib/browser_filters.rb
         vendor/plugins/browser_filters/test/browser_filters_test.rb
         vendor/plugins/browser_filters/tasks/browser_filters_tasks.rake
         vendor/plugins/browser_filters/generators/browser_filters/browser_filters_generator.rb
         vendor/plugins/browser_filters/generators/browser_filters/USAGE
-        vendor/plugins/browser_filters/generators/browser_filters/templates/
+        vendor/plugins/browser_filters/generators/browser_filters/templates/

railties/lib/rails_generator/generators/components/plugin/plugin_generator.rb

@@ -16,6 +16,7 @@ class PluginGenerator < Rails::Generator::NamedBase
       m.template 'README',        "#{plugin_path}/README"
       m.template 'Rakefile',      "#{plugin_path}/Rakefile"
       m.template 'init.rb',       "#{plugin_path}/init.rb"
+      m.template 'install.rb',    "#{plugin_path}/install.rb"
       m.template 'plugin.rb',     "#{plugin_path}/lib/#{file_name}.rb"
       m.template 'tasks.rake',    "#{plugin_path}/tasks/#{file_name}_tasks.rake"
       m.template 'unit_test.rb',  "#{plugin_path}/test/#{file_name}_test.rb"

railties/lib/rails_generator/generators/components/plugin/templates/install.rb

@@ -0,0 +1 @@
+# Install hook code here