From e5ab4b0d07ade8d89d633ca744c0eafbc53ee921 Mon Sep 17 00:00:00 2001
From: Jeremy Kemper <jeremy@bitsweat.net>
Date: Sun, 31 Jan 2010 18:32:28 -0800
Subject: Convert to class_attribute

---
 actionmailer/lib/action_mailer/base.rb             | 10 +++++-----
 actionmailer/lib/action_mailer/delivery_methods.rb | 14 +++++---------
 actionmailer/lib/action_mailer/deprecated_api.rb   |  2 +-
 3 files changed, 11 insertions(+), 15 deletions(-)

(limited to 'actionmailer/lib')

diff --git a/actionmailer/lib/action_mailer/base.rb b/actionmailer/lib/action_mailer/base.rb
index aa9822c6ab..ec85a20f70 100644
--- a/actionmailer/lib/action_mailer/base.rb
+++ b/actionmailer/lib/action_mailer/base.rb
@@ -268,13 +268,13 @@ module ActionMailer #:nodoc:
 
     private_class_method :new #:nodoc:
 
-    extlib_inheritable_accessor :default_params
+    class_attribute :default_params
     self.default_params = {
       :mime_version => "1.0",
       :charset      => "utf-8",
       :content_type => "text/plain",
       :parts_order  => [ "text/plain", "text/enriched", "text/html" ]
-    }
+    }.freeze
 
     class << self
 
@@ -284,9 +284,9 @@ module ActionMailer #:nodoc:
       attr_writer :mailer_name
       alias :controller_path :mailer_name
 
-      def default(value=nil)
-        self.default_params.merge!(value) if value
-        self.default_params
+      def default(value = nil)
+        self.default_params = default_params.merge(value).freeze if value
+        default_params
       end
 
       # Receives a raw email, parses it into an email object, decodes it,
diff --git a/actionmailer/lib/action_mailer/delivery_methods.rb b/actionmailer/lib/action_mailer/delivery_methods.rb
index 7e92aea8fd..043794bb12 100644
--- a/actionmailer/lib/action_mailer/delivery_methods.rb
+++ b/actionmailer/lib/action_mailer/delivery_methods.rb
@@ -7,8 +7,7 @@ module ActionMailer
     extend ActiveSupport::Concern
 
     included do
-      extlib_inheritable_accessor :delivery_methods, :delivery_method,
-                                  :instance_writer => false
+      class_attribute :delivery_methods, :delivery_method
 
       # Do not make this inheritable, because we always want it to propagate
       cattr_accessor :raise_delivery_errors
@@ -17,7 +16,7 @@ module ActionMailer
       cattr_accessor :perform_deliveries
       self.perform_deliveries = true
 
-      self.delivery_methods = {}
+      self.delivery_methods = {}.freeze
       self.delivery_method  = :smtp
 
       add_delivery_method :smtp, Mail::SMTP,
@@ -53,12 +52,9 @@ module ActionMailer
       #     :arguments  => '-i -t'
       # 
       def add_delivery_method(symbol, klass, default_options={})
-        unless respond_to?(:"#{symbol}_settings")
-          extlib_inheritable_accessor(:"#{symbol}_settings", :instance_writer => false)
-        end
-
+        class_attribute(:"#{symbol}_settings") unless respond_to?(:"#{symbol}_settings")
         send(:"#{symbol}_settings=", default_options)
-        self.delivery_methods[symbol.to_sym] = klass
+        self.delivery_methods = delivery_methods.merge(symbol.to_sym => klass).freeze
       end
 
       def wrap_delivery_behavior(mail, method=nil) #:nodoc:
@@ -87,4 +83,4 @@ module ActionMailer
       self.class.wrap_delivery_behavior(message, *args)
     end
   end
-end
\ No newline at end of file
+end
diff --git a/actionmailer/lib/action_mailer/deprecated_api.rb b/actionmailer/lib/action_mailer/deprecated_api.rb
index 54ad18f796..c08ab4164e 100644
--- a/actionmailer/lib/action_mailer/deprecated_api.rb
+++ b/actionmailer/lib/action_mailer/deprecated_api.rb
@@ -47,7 +47,7 @@ module ActionMailer
       end
 
       def template_root=(root)
-        ActiveSupport::Deprecation.warn "template_root= is deprecated, use view_paths.unshift instead", caller[0,2]
+        ActiveSupport::Deprecation.warn "template_root= is deprecated, use prepend_view_path instead", caller[0,2]
         self.view_paths = ActionView::Base.process_view_paths(root)
       end
 
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