Added a "content_type" accessor to allow messages to explicitly specify a content-type other than "text/plain" (the default).

git-svn-id: http://svn-commit.rubyonrails.org/rails/trunk@1382 5ecf4fe2-1ee6-0310-87b1-e25e094e27de

actionmailer/CHANGELOG

@@ -1,5 +1,7 @@
 *SVN*
 
+* Added 'content_type' accessor, to allow content type to be set on a per-message basis. content_type defaults to "text/plain".
+
 * Silently ignore Iconv::IllegalSequence errors when converting text #1341 [lon@speedymac.com]
 
 * Support attachments and multipart messages.

actionmailer/lib/action_mailer/base.rb

@@ -138,8 +138,11 @@ module ActionMailer #:nodoc:
     @@default_charset = "utf-8"
     cattr_accessor :default_charset
 
+    @@default_content_type = "text/plain"
+    cattr_accessor :default_content_type
+
     adv_attr_accessor :recipients, :subject, :body, :from, :sent_on, :headers,
-                      :bcc, :cc, :charset
+                      :bcc, :cc, :charset, :content_type
 
     attr_reader       :mail
 
@@ -156,6 +159,7 @@ module ActionMailer #:nodoc:
     def create!(method_name, *parameters)
       @bcc = @cc = @from = @recipients = @sent_on = @subject = nil
       @charset = @@default_charset.dup
+      @content_type = @@default_content_type.dup
       @parts = []
       @headers = {}
       @body = {}
@@ -255,13 +259,13 @@ module ActionMailer #:nodoc:
         headers.each { |k, v| m[k] = v }
 
         if @parts.empty?
-          m.set_content_type "text", "plain", { "charset" => charset }
+          m.set_content_type content_type, nil, { "charset" => charset }
           m.body = body
         else
           if String === body
             part = TMail::Mail.new
             part.body = body
-            part.set_content_type "text", "plain", { "charset" => charset }
+            part.set_content_type content_type, nil, { "charset" => charset }
             part.set_content_disposition "inline"
             m.parts << part
           end

actionmailer/lib/action_mailer/part.rb

@@ -9,7 +9,7 @@ module ActionMailer
     adv_attr_accessor :filename, :transfer_encoding, :headers
 
     def initialize(params)
-      @content_type = params[:content_type] || "text/plain"
+      @content_type = params[:content_type]
       @content_disposition = params[:disposition] || "inline"
       @charset = params[:charset]
       @body = params[:body]
@@ -20,7 +20,7 @@ module ActionMailer
 
     def to_mail(defaults)
       part = TMail::Mail.new
-      part.set_content_type(content_type, nil,
+      part.set_content_type(content_type || defaults.content_type, nil,
         "charset" => (content_disposition == "attachment" ?
                         nil : (charset || defaults.charset)),
         "name" => filename)

actionmailer/test/mail_service_test.rb

@@ -98,6 +98,14 @@ class TestMailer < ActionMailer::Base
     @body       = { "recipient" => recipient }
   end
 
+  def html_mail(recipient)
+    recipients   recipient
+    subject      "html mail"
+    from         "test@example.com"
+    body         "<em>Emphasize</em> <strong>this</strong>"
+    content_type "text/html"
+  end
+
   class <<self
     attr_accessor :received_body
   end
@@ -454,5 +462,10 @@ EOF
     assert_equal "text/plain", mail.parts[1].content_type
   end
 
+  def test_html_mail
+    mail = TestMailer.create_html_mail(@recipient)
+    assert_equal "text/html", mail.content_type
+  end
+
 end