Merge branch 'master' of https://github.com/rails/rails into performance_test

1 files changed, 14 insertions, 1 deletions

diff --git a/actionmailer/README.rdoc b/actionmailer/README.rdoc
index 0fa18d751b..9b206fbcc7 100644
--- a/actionmailer/README.rdoc
+++ b/actionmailer/README.rdoc
@@ -32,7 +32,7 @@ This can be as simple as:
   end
 
 The body of the email is created by using an Action View template (regular
-ERb) that has the instance variables that are declared in the mailer action.
+ERB) that has the instance variables that are declared in the mailer action.
 
 So the corresponding body template for the method above could look like this:
 
@@ -72,6 +72,19 @@ Or you can just chain the methods together like:
 
   Notifier.welcome.deliver    # Creates the email and sends it immediately
 
+== Setting defaults
+
+It is possible to set default values that will be used in every method in your Action Mailer class. To implement this functionality, you just call the public class method <tt>default</tt> which you get for free from ActionMailer::Base. This method accepts a Hash as the parameter. You can use any of the headers e-mail messages has, like <tt>:from</tt> as the key. You can also pass in a string as the key, like "Content-Type", but Action Mailer does this out of the box for you, so you wont need to worry about that. Finally it is also possible to pass in a Proc that will get evaluated when it is needed.
+
+Note that every value you set with this method will get over written if you use the same key in your mailer method.
+
+Example:
+
+  class Authenticationmailer < ActionMailer::Base
+    default :from => "awesome@application.com", :subject => Proc.new { "E-mail was generated at #{Time.now}" }
+    .....
+  end
+
 == Receiving emails
 
 To receive emails, you need to implement a public instance method called <tt>receive</tt> that takes an