From c6b16260fe3d1435848e78415bd0b40c10ad7424 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Jos=C3=A9=20Valim=20and=20Mikel=20Lindsaar?=
 <pair@programming.com>
Date: Sat, 23 Jan 2010 21:37:34 +1100
Subject: Added basic explicit multipart rendering and tests

---
 actionmailer/lib/action_mailer/base.rb        | 28 ++++++++++++++++++++-------
 actionmailer/lib/action_mailer/mail_helper.rb |  2 +-
 2 files changed, 22 insertions(+), 8 deletions(-)

(limited to 'actionmailer/lib/action_mailer')

diff --git a/actionmailer/lib/action_mailer/base.rb b/actionmailer/lib/action_mailer/base.rb
index 94e20d4b63..28e4c88b5a 100644
--- a/actionmailer/lib/action_mailer/base.rb
+++ b/actionmailer/lib/action_mailer/base.rb
@@ -297,8 +297,9 @@ module ActionMailer #:nodoc:
     self.default_implicit_parts_order = [ "text/plain", "text/enriched", "text/html" ]
 
     # Expose the internal Mail message
+    # TODO: Make this an _internal ivar? 
     attr_reader :message
-
+    
     def headers(args=nil)
       if args
         ActiveSupport::Deprecation.warn "headers(Hash) is deprecated, please do headers[key] = value instead", caller
@@ -413,12 +414,25 @@ module ActionMailer #:nodoc:
       m.reply_to  ||= quote_address_if_necessary(headers[:reply_to], charset) if headers[:reply_to]
       m.date      ||= headers[:date]                                          if headers[:date]
 
-      if block_given?
-        # Do something
+      if headers[:body]
+        templates = [ActionView::Template::Text.new(headers[:body], format_for_text)]
+      elsif block_given?
+        collector = ActionMailer::Collector.new(self, {:charset => charset}) do
+          render action_name
+        end
+        yield collector
+        
+        collector.responses.each do |response|
+          part = Mail::Part.new(response)
+          m.add_part(part)
+        end
+        
       else
         # TODO Ensure that we don't need to pass I18n.locale as detail
         templates = self.class.template_root.find_all(action_name, {}, self.class.mailer_name)
-
+      end
+      
+      if templates
         if templates.size == 1 && !m.has_attachments?
           content_type ||= templates[0].mime_type.to_s
           m.body = render_to_body(:_template => templates[0])
@@ -430,17 +444,17 @@ module ActionMailer #:nodoc:
         else
           templates.each { |t| insert_part(m, t, charset) }
         end
-
-        content_type ||= (m.has_attachments? ? "multipart/mixed" : "multipart/alternate")
       end
 
+      content_type ||= (m.has_attachments? ? "multipart/mixed" : "multipart/alternate")
+
       # Check if the content_type was not overwriten along the way and if so,
       # fallback to default.
       m.content_type = content_type || self.class.default_content_type.dup
       m.charset      = charset
       m.mime_version = mime_version
 
-      unless m.parts.empty?
+      if m.parts.present? && templates
         m.body.set_sort_order(headers[:parts_order] || self.class.default_implicit_parts_order.dup)
         m.body.sort_parts!
       end
diff --git a/actionmailer/lib/action_mailer/mail_helper.rb b/actionmailer/lib/action_mailer/mail_helper.rb
index 45ba6f0714..adba94cbef 100644
--- a/actionmailer/lib/action_mailer/mail_helper.rb
+++ b/actionmailer/lib/action_mailer/mail_helper.rb
@@ -18,7 +18,7 @@ module ActionMailer
 
     # Access the mailer instance.
     def mailer #:nodoc:
-      @controller
+      @_controller
     end
 
     # Access the message instance.
-- 
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