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Fix #69202: FILTER_FLAG_STRIP_BACKTICK ignored unless other flags are used.

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Jeff Welch 2015-03-09 03:54:19 -04:00 • committed by Xinchen Hui
parent 2a2c74997d
commit fdbdb11514
2 changed files with 17 additions and 1 deletions
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2
ext/filter/sanitizing_filters.c
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@ -115,7 +115,7 @@ static void php_filter_strip(zval *value, zend_long flags)
zend_string *buf;
/* Optimization for if no strip flags are set */
if (! ((flags & FILTER_FLAG_STRIP_LOW) || (flags & FILTER_FLAG_STRIP_HIGH)) ) {
if (!(flags & (FILTER_FLAG_STRIP_LOW | FILTER_FLAG_STRIP_HIGH | FILTER_FLAG_STRIP_BACKTICK))) {
return;
}

16
ext/filter/tests/bug69202.phpt Normal file
View file

@ -0,0 +1,16 @@
--TEST--
Bug #69202 (FILTER_FLAG_STRIP_BACKTICK ignored unless other flags are used)
--SKIPIF--
<?php if (!extension_loaded("filter")) die("skip"); ?>
--FILE--
<?php
var_dump(filter_var("``a`b`c``", FILTER_SANITIZE_STRING, FILTER_FLAG_STRIP_BACKTICK));
var_dump(filter_var("``a`b`c``", FILTER_SANITIZE_STRING, FILTER_FLAG_STRIP_LOW | FILTER_FLAG_STRIP_BACKTICK));
var_dump(filter_var("``a`b`c``", FILTER_SANITIZE_STRING, FILTER_FLAG_STRIP_HIGH | FILTER_FLAG_STRIP_BACKTICK));
var_dump(filter_var("``a`b`c``", FILTER_SANITIZE_STRING, FILTER_FLAG_STRIP_LOW | FILTER_FLAG_STRIP_HIGH));
?>
--EXPECT--
string(3) "abc"
string(3) "abc"
string(3) "abc"
string(9) "``a`b`c``"