From 8fce94b07f795cc5ea2ec31938d4ac1066eb022d Mon Sep 17 00:00:00 2001
From: uckelman <uckelman@nomic.net>
Date: Thu, 25 Nov 2010 12:09:52 +0000
Subject: * Broke out From construction. * Fixed RFC822 quoting bug.

git-svn-id: https://vassalengine.svn.sourceforge.net/svnroot/vassalengine/site-src/trunk@7499 67b53d14-2c14-4ace-a08f-0dab2b34000c
---
 src/build_email.php       | 21 ++++++++++++++++++++-
 test/build_email_test.php | 21 +++++++++++++++++++++
 2 files changed, 41 insertions(+), 1 deletion(-)

diff --git a/src/build_email.php b/src/build_email.php
index 5301106..41344ca 100644
--- a/src/build_email.php
+++ b/src/build_email.php
@@ -78,10 +78,29 @@ function build_body(array &$headers, $text, $attachments, $footer) {
   return $body;
 }
 
+function build_from($name, $email) {
+  $qname = ''; 
+
+  if (is_ascii($name)) {
+    if (has_rfc822_specials($name)) {
+      $qname = rfc822_quote($name);
+    }
+    else {
+      $qname = $name;
+    }
+  }
+  else {
+    // base64-encode if we have non-ASCII chars
+    $qname = utf8_quote($name);
+  }
+
+  return sprintf('%s <%s>', $qname, $email);
+}
+
 function build_headers($userName, $userEmail, $to, $sender, $subject, $edit,
                        $time, $messageId, $forumURL, $inReplyTo, $references) {
 
-  $from = sprintf('%s <%s>', utf8_quote_non_ascii($userName), $userEmail);
+  $from = build_from($userName, $userEmail); 
   $subject = utf8_quote_non_ascii($subject);
   $date = date(DATE_RFC2822, $time);
 
diff --git a/test/build_email_test.php b/test/build_email_test.php
index c78ab7b..225e30f 100644
--- a/test/build_email_test.php
+++ b/test/build_email_test.php
@@ -32,6 +32,27 @@ http://www.example.com/viewtopic.php?p=42#p42",
     );
   }
 
+  public function test_build_from_nonascii() {
+    $this->assertEquals(
+      '=?UTF-8?B?SGVpesO2bHLDvGNrc3Rvw59hYmTDpG1wZnVuZw==?= <foo@example.com>';
+      build_from('Heizölrückstoßabdämpfung', 'foo@example.com')
+    );
+  }
+
+  public function test_build_from_ascii() {
+    $this->assertEquals(
+      'Joel Uckelman <uckelman@nomic.net>',
+      build_from('Joel Uckelman', 'uckelman@nomic.net')
+    );
+  }
+
+  public function test_build_from_rfc822_specials() {
+    $this->assertEquals(
+      '"L.Tankersley" <leland53@comcast.net>',
+      build_from('L.Tankersley', 'leland53@comcast.net')
+    );
+  }
+
   protected $default_headers = array( 
     'To'          => 'messages@vassalengine.org',
     'From'        => 'Joel Uckelman <uckelman@nomic.net>',
-- 
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