From 8c039bd8ccfb42c4a838df96380adc605a9ef3f3 Mon Sep 17 00:00:00 2001
From: Ilia Alshanetsky <iliaa@php.net>
Date: Tue, 18 Mar 2008 23:32:56 +0000
Subject: [PATCH] MFB: Bug #44445 (email validator does not handle domains
 starting/ending with a -)

---
 ext/filter/logical_filters.c   |  2 +-
 ext/filter/tests/bug44445.phpt | 12 ++++++++++++
 2 files changed, 13 insertions(+), 1 deletion(-)
 create mode 100644 ext/filter/tests/bug44445.phpt

diff --git a/ext/filter/logical_filters.c b/ext/filter/logical_filters.c
index 61831fa358..211d2c7cf0 100644
--- a/ext/filter/logical_filters.c
+++ b/ext/filter/logical_filters.c
@@ -473,7 +473,7 @@ void php_filter_validate_url(PHP_INPUT_FILTER_PARAM_DECL) /* {{{ */
 void php_filter_validate_email(PHP_INPUT_FILTER_PARAM_DECL) /* {{{ */
 {
 	/* From http://cvs.php.net/co.php/pear/HTML_QuickForm/QuickForm/Rule/Email.php?r=1.4 */
-	const char regexp[] = "/^((\\\"[^\\\"\\f\\n\\r\\t\\b]+\\\")|([\\w\\!\\#\\$\\%\\&\\'\\*\\+\\-\\~\\/\\^\\`\\|\\{\\}]+(\\.[\\w\\!\\#\\$\\%\\&\\'\\*\\+\\-\\~\\/\\^\\`\\|\\{\\}]+)*))@((\\[(((25[0-5])|(2[0-4][0-9])|([0-1]?[0-9]?[0-9]))\\.((25[0-5])|(2[0-4][0-9])|([0-1]?[0-9]?[0-9]))\\.((25[0-5])|(2[0-4][0-9])|([0-1]?[0-9]?[0-9]))\\.((25[0-5])|(2[0-4][0-9])|([0-1]?[0-9]?[0-9])))\\])|(((25[0-5])|(2[0-4][0-9])|([0-1]?[0-9]?[0-9]))\\.((25[0-5])|(2[0-4][0-9])|([0-1]?[0-9]?[0-9]))\\.((25[0-5])|(2[0-4][0-9])|([0-1]?[0-9]?[0-9]))\\.((25[0-5])|(2[0-4][0-9])|([0-1]?[0-9]?[0-9])))|((([A-Za-z0-9\\-])+\\.)+[A-Za-z\\-]+))$/D";
+	const char regexp[] = "/^((\\\"[^\\\"\\f\\n\\r\\t\\b]+\\\")|([\\w\\!\\#\\$\\%\\&\\'\\*\\+\\-\\~\\/\\^\\`\\|\\{\\}]+(\\.[\\w\\!\\#\\$\\%\\&\\'\\*\\+\\-\\~\\/\\^\\`\\|\\{\\}]+)*))@((\\[(((25[0-5])|(2[0-4][0-9])|([0-1]?[0-9]?[0-9]))\\.((25[0-5])|(2[0-4][0-9])|([0-1]?[0-9]?[0-9]))\\.((25[0-5])|(2[0-4][0-9])|([0-1]?[0-9]?[0-9]))\\.((25[0-5])|(2[0-4][0-9])|([0-1]?[0-9]?[0-9])))\\])|(((25[0-5])|(2[0-4][0-9])|([0-1]?[0-9]?[0-9]))\\.((25[0-5])|(2[0-4][0-9])|([0-1]?[0-9]?[0-9]))\\.((25[0-5])|(2[0-4][0-9])|([0-1]?[0-9]?[0-9]))\\.((25[0-5])|(2[0-4][0-9])|([0-1]?[0-9]?[0-9])))|((([A-Za-z0-9])(([A-Za-z0-9\\-])*([A-Za-z0-9]))?\\.)+[A-Za-z\\-]+))$/D";
 
 	pcre       *re = NULL;
 	pcre_extra *pcre_extra = NULL;
diff --git a/ext/filter/tests/bug44445.phpt b/ext/filter/tests/bug44445.phpt
new file mode 100644
index 0000000000..36a8641419
--- /dev/null
+++ b/ext/filter/tests/bug44445.phpt
@@ -0,0 +1,12 @@
+--TEST--
+Bug #44445 (email validator does not handle domains starting/ending with a -)
+--SKIPIF--
+<?php if (!extension_loaded("filter")) die("skip"); ?>
+--FILE--
+<?php
+var_dump(filter_var("foo@-foo.com",FILTER_VALIDATE_EMAIL));
+var_dump(filter_var("foo@foo-.com",FILTER_VALIDATE_EMAIL));
+?>
+--EXPECT--	
+bool(false)
+bool(false)
-- 
2.40.0