fix app generator

git-svn-id: http://svn-commit.rubyonrails.org/rails/trunk@6224 5ecf4fe2-1ee6-0310-87b1-e25e094e27de

railties/environments/environment.rb

@@ -30,7 +30,7 @@
   # If you change this key, all old sessions will become invalid!
   config.action_controller.session = {
     :session_key => '_<%= app_name %>_session',
-    :secret      => '<%= CGI::Session.generate_unique_id(app_name) %>'
+    :secret      => '<%= app_secret %>'
   }
 
   # Use the database for sessions instead of the file system

railties/lib/rails_generator/generators/applications/app/app_generator.rb

 require 'rbconfig'
+require 'digest/md5' 
 
 class AppGenerator < Rails::Generator::Base
   DEFAULT_SHEBANG = File.join(Config::CONFIG['bindir'],
@@ -22,6 +23,15 @@ def manifest
     script_options     = { :chmod => 0755, :shebang => options[:shebang] == DEFAULT_SHEBANG ? nil : options[:shebang] }
     dispatcher_options = { :chmod => 0755, :shebang => options[:shebang] }
 
+    # duplicate CGI::Session#generate_unique_id
+    md5 = Digest::MD5.new
+    now = Time.now
+    md5 << now.to_s
+    md5 << String(now.usec)
+    md5 << String(rand(0))
+    md5 << String($$)
+    md5 << @app_name
+
     record do |m|
       # Root directory and all subdirectories.
       m.directory ''
@@ -46,11 +56,11 @@ def manifest
 
       # Initializers
       m.template "configs/initializers/inflections.rb", "config/initializers/inflections.rb"
-      m.template "configs/initializers/mime_types.rb",  "configs/initializers/mime_types.rb"
+      m.template "configs/initializers/mime_types.rb",  "config/initializers/mime_types.rb"
 
       # Environments
       m.file "environments/boot.rb",    "config/boot.rb"
-      m.template "environments/environment.rb", "config/environment.rb", :assigns => { :freeze => options[:freeze] }
+      m.template "environments/environment.rb", "config/environment.rb", :assigns => { :freeze => options[:freeze], :app_name => @app_name, :app_secret => md5.hexdigest }
       m.file "environments/production.rb",  "config/environments/production.rb"
       m.file "environments/development.rb", "config/environments/development.rb"
       m.file "environments/test.rb",        "config/environments/test.rb"