Fixed GH-9200: setcookie has an obsolete expires date format

Author: derickr

NEWS

@@ -25,6 +25,7 @@ PHP                                                                        NEWS
 
 - Standard:
   . Fixed bug #65489 (glob() basedir check is inconsistent). (Jakub Zelenka)
+  . Fixed GH-9200 (setcookie has an obsolete expires date format). (Derick)
   . Fixed GH-9244 (Segfault with array_multisort + array_shift). (cmb)
 
 04 Aug 2022, PHP 8.2.0beta2

ext/standard/head.c

@@ -118,7 +118,7 @@ PHPAPI zend_result php_setcookie(zend_string *name, zend_string *value, time_t e
 		 * so in order to force cookies to be deleted, even on MSIE, we
 		 * pick an expiry date in the past
 		 */
-		dt = php_format_date("D, d-M-Y H:i:s T", sizeof("D, d-M-Y H:i:s T")-1, 1, 0);
+		dt = php_format_date("D, d M Y H:i:s \\G\\M\\T", sizeof("D, d M Y H:i:s \\G\\M\\T")-1, 1, 0);
 		smart_str_appends(&buf, "Set-Cookie: ");
 		smart_str_append(&buf, name);
 		smart_str_appends(&buf, "=deleted; expires=");
@@ -137,14 +137,12 @@ PHPAPI zend_result php_setcookie(zend_string *name, zend_string *value, time_t e
 			smart_str_append(&buf, value);
 		}
 		if (expires > 0) {
-			const char *p;
 			double diff;
 
 			smart_str_appends(&buf, COOKIE_EXPIRES);
-			dt = php_format_date("D, d-M-Y H:i:s T", sizeof("D, d-M-Y H:i:s T")-1, expires, 0);
+			dt = php_format_date("D, d M Y H:i:s \\G\\M\\T", sizeof("D, d M Y H:i:s \\G\\M\\T")-1, expires, 0);
 			/* check to make sure that the year does not exceed 4 digits in length */
-			p = zend_memrchr(ZSTR_VAL(dt), '-', ZSTR_LEN(dt));
-			if (!p || *(p + 5) != ' ') {
+			if (php_idate('Y', expires, 0) > 9999) {
 				zend_string_free(dt);
 				smart_str_free(&buf);
 				zend_value_error("%s(): \"expires\" option cannot have a year greater than 9999",

ext/standard/tests/network/bug72071.phpt

@@ -11,4 +11,4 @@ setcookie("name", "value", $date);
 ?>
 --EXPECT--
 --EXPECTHEADERS--
-Set-Cookie: name=value; expires=Sat, 01-Apr-2017 12:25:39 GMT; Max-Age=0
+Set-Cookie: name=value; expires=Sat, 01 Apr 2017 12:25:39 GMT; Max-Age=0

ext/standard/tests/network/setcookie.phpt

@@ -21,20 +21,20 @@ setcookie('name', 'value', ['expires' => $tsp]);
 setcookie('name', 'value', ['expires' => $tsn, 'path' => '/path/', 'domain' => 'domain.tld', 'secure' => true, 'httponly' => true, 'samesite' => 'Strict']);
 
 $expected = array(
-    'Set-Cookie: name=deleted; expires='.date('D, d-M-Y H:i:s', 1).' GMT; Max-Age=0',
-    'Set-Cookie: name=deleted; expires='.date('D, d-M-Y H:i:s', 1).' GMT; Max-Age=0',
+    'Set-Cookie: name=deleted; expires='.date('D, d M Y H:i:s', 1).' GMT; Max-Age=0',
+    'Set-Cookie: name=deleted; expires='.date('D, d M Y H:i:s', 1).' GMT; Max-Age=0',
     'Set-Cookie: name=value',
     'Set-Cookie: name=space%20value',
     'Set-Cookie: name=value',
-    'Set-Cookie: name=value; expires='.date('D, d-M-Y H:i:s', $tsp).' GMT; Max-Age=5',
-    'Set-Cookie: name=value; expires='.date('D, d-M-Y H:i:s', $tsn).' GMT; Max-Age=0',
-    'Set-Cookie: name=value; expires='.date('D, d-M-Y H:i:s', $tsc).' GMT; Max-Age=0',
+    'Set-Cookie: name=value; expires='.date('D, d M Y H:i:s', $tsp).' GMT; Max-Age=5',
+    'Set-Cookie: name=value; expires='.date('D, d M Y H:i:s', $tsn).' GMT; Max-Age=0',
+    'Set-Cookie: name=value; expires='.date('D, d M Y H:i:s', $tsc).' GMT; Max-Age=0',
     'Set-Cookie: name=value; path=/path/',
     'Set-Cookie: name=value; domain=domain.tld',
     'Set-Cookie: name=value; secure',
     'Set-Cookie: name=value; HttpOnly',
-    'Set-Cookie: name=value; expires='.date('D, d-M-Y H:i:s', $tsp).' GMT; Max-Age=5',
-    'Set-Cookie: name=value; expires='.date('D, d-M-Y H:i:s', $tsn).' GMT; Max-Age=0; path=/path/; domain=domain.tld; secure; HttpOnly; SameSite=Strict'
+    'Set-Cookie: name=value; expires='.date('D, d M Y H:i:s', $tsp).' GMT; Max-Age=5',
+    'Set-Cookie: name=value; expires='.date('D, d M Y H:i:s', $tsn).' GMT; Max-Age=0; path=/path/; domain=domain.tld; secure; HttpOnly; SameSite=Strict'
 );
 
 $headers = headers_list();