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Fix PHP 4 problems with references.

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git-svn-id: http://htmlpurifier.org/svnroot/htmlpurifier/trunk@211 48356398-32a2-884e-a903-53898d9a118a
This commit is contained in:
Edward Z. Yang
2006-08-12 04:07:06 +00:00
parent c2ec56b872
commit 77f2833f36
2 changed files with 10 additions and 10 deletions
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8
library/HTMLPurifier/AttrDef/URI.php
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@@ -43,15 +43,15 @@ class HTMLPurifier_AttrDef_URI extends HTMLPurifier_AttrDef
$registry = HTMLPurifier_URISchemeRegistry::instance();
$registry =& HTMLPurifier_URISchemeRegistry::instance();
if ($scheme !== null) {
// no need to validate the scheme's fmt since we do that when we
// retrieve the specific scheme object from the registry
$scheme = ctype_lower($scheme) ? $scheme : strtolower($scheme);
$scheme_obj = $registry->getScheme($scheme);
$scheme_obj =& $registry->getScheme($scheme);
if (!$scheme_obj) return ''; // invalid scheme, clean it out
} else {
$scheme_obj = $registry->getScheme($config->get('URI', 'DefaultScheme'));
$scheme_obj =& $registry->getScheme($config->get('URI', 'DefaultScheme'));
}
@@ -141,4 +141,4 @@ class HTMLPurifier_AttrDef_URI extends HTMLPurifier_AttrDef
}
?>
?>