From a6c7607d5882fb0de7d23791b11c69f2fca04aa4 Mon Sep 17 00:00:00 2001
From: Joel Uckelman <uckelman@nomic.net>
Date: Mon, 27 Feb 2012 03:07:24 +0100
Subject: build_email_subject passes tests now.

---
 src/build_email.php       | 15 +++++++++++++++
 test/build_email_test.php | 19 +++++++++++++++++--
 2 files changed, 32 insertions(+), 2 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) {
 
diff --git a/test/build_email_test.php b/test/build_email_test.php
index d441627..ae88388 100644
--- a/test/build_email_test.php
+++ b/test/build_email_test.php
@@ -1,7 +1,5 @@
 <?php
 
-require_once('PHPUnit/Framework.php');
-
 require_once(__DIR__ . '/../src/build_email.php');
 
 class build_email_test extends PHPUnit_Framework_TestCase {
@@ -53,6 +51,23 @@ http://www.example.com/viewtopic.php?p=42#p42",
     );
   }
 
+  /** @dataProvider build_email_subject_data */
+  public function test_build_email_subject($ftag, $re, $subject, $expected) {
+    $this->assertEquals(
+      $expected,
+      build_email_subject($ftag, $re, $subject)
+    );
+  }
+
+  public function build_email_subject_data() {
+    return array(
+      array('[f]', false, '', '[f] (no subject)'),
+      array('[f]', true, '', 'Re: [f] (no subject)'),
+      array('[f]', false, 'Subject', '[f] Subject'),
+      array('[f]', true, 'Subject', 'Re: [f] Subject'),
+    );
+  }
+
   protected $default_headers = array( 
     'To'          => 'messages@vassalengine.org',
     'From'        => 'Joel Uckelman <uckelman@nomic.net>',
-- 
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