Unquoted @ chars in received email headers are parsed properly in spite of RFC 822 (#1206)

git-svn-id: http://svn-commit.rubyonrails.org/rails/trunk@1476 5ecf4fe2-1ee6-0310-87b1-e25e094e27de

actionmailer/CHANGELOG

 *SVN*
 
+* Unquoted @ characters in headers are now accepted in spite of RFC 822 #1206
+
 * Helper support (borrowed from ActionPack)
 
 * Silently ignore Errno::EINVAL errors when converting text.

actionmailer/lib/action_mailer/vendor/tmail/scanner_r.rb

@@ -25,8 +25,8 @@ class Scanner_R
     }
 
     alnum      = 'a-zA-Z0-9'
-    atomsyms   = %q[  _#!$%&`'*+-{|}~^/=?  ].strip
-    tokensyms  = %q[  _#!$%&`'*+-{|}~^.    ].strip
+    atomsyms   = %q[  _#!$%&`'*+-{|}~^@/=?  ].strip
+    tokensyms  = %q[  _#!$%&`'*+-{|}~^@.    ].strip
 
     atomchars  = alnum + Regexp.quote(atomsyms)
     tokenchars = alnum + Regexp.quote(tokensyms)

actionmailer/lib/action_mailer/vendor/tmail/utils.rb

@@ -36,8 +36,8 @@ def TMail.random_tag
 
   module TextUtils
 
-    aspecial     = '()<>[]:;.@\\,"'
-    tspecial     = '()<>[];:@\\,"/?='
+    aspecial     = '()<>[]:;.\\,"'
+    tspecial     = '()<>[];:\\,"/?='
     lwsp         = " \t\r\n"
     control      = '\x00-\x1f\x7f-\xff'
 

actionmailer/test/fixtures/raw_email11

+From xxx@xxxx.com Wed Apr 27 14:15:31 2005
+Mime-Version: 1.0 (Apple Message framework v619.2)
+To: xxxxx@xxxxx <matmail>
+Message-Id: <416eaebec6d333ec6939eaf8a7d80724@xxxxx>
+Content-Type: multipart/alternative;
+        boundary=Apple-Mail-5-1037861608
+From: xxxxx@xxxxx <xxxxx@xxxxx>
+Subject: worse when you use them.
+Date: Wed, 27 Apr 2005 14:15:31 -0700
+
+
+
+
+--Apple-Mail-5-1037861608
+Content-Transfer-Encoding: 7bit
+Content-Type: text/plain;
+        charset=US-ASCII;
+        format=flowed
+
+
+XXXXX Xxxxx
+
+--Apple-Mail-5-1037861608
+Content-Transfer-Encoding: 7bit
+Content-Type: text/enriched;
+        charset=US-ASCII
+
+
+
+<bold>XXXXX Xxxxx</bold>
+
+
+--Apple-Mail-5-1037861608--
+

actionmailer/test/mail_service_test.rb

@@ -521,5 +521,11 @@ def test_decode_message_with_unknown_charset
     mail = TMail::Mail.parse(fixture)
     assert_nothing_raised { mail.body }
   end
+
+  def test_decode_message_with_unquoted_atchar_in_header
+    fixture = File.read(File.dirname(__FILE__) + "/fixtures/raw_email11")
+    mail = TMail::Mail.parse(fixture)
+    assert_not_nil mail.from
+  end
 end