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Added class_exists('Net_IDNA2') around optional external class (#351)

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Michael Kliewe 2022-11-19 05:56:21 +01:00 committed by GitHub
parent d567de85e6
commit 2d1314820e
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1 changed files with 1 additions and 1 deletions
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library/HTMLPurifier/AttrDef/URI/Host.php
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@ -106,7 +106,7 @@ class HTMLPurifier_AttrDef_URI_Host extends HTMLPurifier_AttrDef
// If we have Net_IDNA2 support, we can support IRIs by // If we have Net_IDNA2 support, we can support IRIs by
// punycoding them. (This is the most portable thing to do, // punycoding them. (This is the most portable thing to do,
// since otherwise we have to assume browsers support // since otherwise we have to assume browsers support
} elseif ($config->get('Core.EnableIDNA')) { } elseif ($config->get('Core.EnableIDNA') && class_exists('Net_IDNA2')) {
$idna = new Net_IDNA2(array('encoding' => 'utf8', 'overlong' => false, 'strict' => true)); $idna = new Net_IDNA2(array('encoding' => 'utf8', 'overlong' => false, 'strict' => true));
// we need to encode each period separately // we need to encode each period separately
$parts = explode('.', $string); $parts = explode('.', $string);