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-rw-r--r--actionmailer/lib/action_mailer/base.rb53
1 files changed, 39 insertions, 14 deletions
diff --git a/actionmailer/lib/action_mailer/base.rb b/actionmailer/lib/action_mailer/base.rb
index 7d8852f961..e24a7f52d5 100644
--- a/actionmailer/lib/action_mailer/base.rb
+++ b/actionmailer/lib/action_mailer/base.rb
@@ -1,7 +1,6 @@
require 'mail'
require 'action_mailer/collector'
require 'active_support/core_ext/object/blank'
-require 'active_support/core_ext/proc'
require 'active_support/core_ext/string/inflections'
require 'active_support/core_ext/hash/except'
require 'action_mailer/log_subscriber'
@@ -15,15 +14,15 @@ module ActionMailer #:nodoc:
#
# $ rails generate mailer Notifier
#
- # The generated model inherits from <tt>ActionMailer::Base</tt>. Emails are defined by creating methods
- # within the model which are then used to set variables to be used in the mail template, to
- # change options on the mail, or to add attachments.
+ # The generated model inherits from <tt>ActionMailer::Base</tt>. A mailer model defines methods
+ # used to generate an email message. In these methods, you can setup variables to be used in
+ # the mailer views, options on the mail itself such as the <tt>:from</tt> address, and attachments.
#
# Examples:
#
# class Notifier < ActionMailer::Base
# default :from => 'no-reply@example.com',
- # :return_path => 'system@example.com'
+ # :return_path => 'system@example.com'
#
# def welcome(recipient)
# @account = recipient
@@ -268,6 +267,33 @@ module ActionMailer #:nodoc:
# set something in the defaults using a proc, and then set the same thing inside of your
# mailer method, it will get over written by the mailer method.
#
+ # = Callbacks
+ #
+ # You can specify callbacks using before_filter and after_filter for configuring your messages.
+ # This may be useful, for example, when you want to add default inline attachments for all
+ # messages sent out by a certain mailer class:
+ #
+ # class Notifier < ActionMailer::Base
+ # before_filter :add_inline_attachment!
+ #
+ # def welcome
+ # mail
+ # end
+ #
+ # private
+ #
+ # def add_inline_attachment!
+ # attachments.inline["footer.jpg"] = File.read('/path/to/filename.jpg')
+ # end
+ # end
+ #
+ # Callbacks in ActionMailer are implemented using AbstractController::Callbacks, so you
+ # can define and configure callbacks in the same manner that you would use callbacks in
+ # classes that inherit from ActionController::Base.
+ #
+ # Note that unless you have a specific reason to do so, you should prefer using before_filter
+ # rather than after_filter in your ActionMailer classes so that headers are parsed properly.
+ #
# = Configuration options
#
# These options are specified on the class level, like
@@ -331,6 +357,7 @@ module ActionMailer #:nodoc:
include AbstractController::Helpers
include AbstractController::Translation
include AbstractController::AssetPaths
+ include AbstractController::Callbacks
self.protected_instance_variables = [:@_action_has_layout]
@@ -409,7 +436,7 @@ module ActionMailer #:nodoc:
# and passing a Mail::Message will do nothing except tell the logger you sent the email.
def deliver_mail(mail) #:nodoc:
ActiveSupport::Notifications.instrument("deliver.action_mailer") do |payload|
- self.set_payload_for_mail(payload, mail)
+ set_payload_for_mail(payload, mail)
yield # Let Mail do the delivery actions
end
end
@@ -459,7 +486,7 @@ module ActionMailer #:nodoc:
self.class.mailer_name
end
- # Allows you to pass random and unusual headers to the new +Mail::Message+ object
+ # Allows you to pass random and unusual headers to the new <tt>Mail::Message</tt> object
# which will add them to itself.
#
# headers['X-Special-Domain-Specific-Header'] = "SecretValue"
@@ -470,7 +497,7 @@ module ActionMailer #:nodoc:
# headers 'X-Special-Domain-Specific-Header' => "SecretValue",
# 'In-Reply-To' => incoming.message_id
#
- # The resulting Mail::Message will have the following in it's header:
+ # The resulting Mail::Message will have the following in its header:
#
# X-Special-Domain-Specific-Header: SecretValue
def headers(args=nil)
@@ -602,9 +629,6 @@ module ActionMailer #:nodoc:
# end
#
def mail(headers={}, &block)
- # Guard flag to prevent both the old and the new API from firing
- # Should be removed when old API is removed
- @mail_was_called = true
m = @_message
# At the beginning, do not consider class default for parts order neither content_type
@@ -612,8 +636,9 @@ module ActionMailer #:nodoc:
parts_order = headers[:parts_order]
# Call all the procs (if any)
- default_values = self.class.default.merge(self.class.default) do |k,v|
- v.respond_to?(:call) ? v.bind(self).call : v
+ class_default = self.class.default
+ default_values = class_default.merge(class_default) do |k,v|
+ v.respond_to?(:to_proc) ? instance_eval(&v) : v
end
# Handle defaults
@@ -671,7 +696,7 @@ module ActionMailer #:nodoc:
# If it does not find a translation for the +subject+ under the specified scope it will default to a
# humanized version of the <tt>action_name</tt>.
def default_i18n_subject #:nodoc:
- mailer_scope = self.class.mailer_name.gsub('/', '.')
+ mailer_scope = self.class.mailer_name.tr('/', '.')
I18n.t(:subject, :scope => [mailer_scope, action_name], :default => action_name.humanize)
end