build_email_subject passes tests now.

1 files changed, 15 insertions, 0 deletions

diff --git a/src/build_email.php b/src/build_email.php
index 41344ca..cad2968 100644
--- a/src/build_email.php
+++ b/src/build_email.php
@@ -97,6 +97,21 @@ function build_from($name, $email) {
   return sprintf('%s <%s>', $qname, $email);
 }
 
+function build_email_subject($forumtag, $reply, $subject) {
+  $subject = trim($subject);
+  if ($subject == '') {
+    $subject = '(no subject)';
+  }
+
+  $subject = $forumtag . ' ' . $subject;
+
+  if ($reply) {
+    $subject = 'Re: ' . $subject;
+  }
+
+  return utf8_quote_non_ascii($subject);
+}
+
 function build_headers($userName, $userEmail, $to, $sender, $subject, $edit,
                        $time, $messageId, $forumURL, $inReplyTo, $references) {