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fix: undefined array key warning (#419)

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Olek Kaim 2024-10-31 03:57:29 +01:00 committed by GitHub
parent f0fbf51098
commit 01be377f93
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1 changed files with 2 additions and 2 deletions
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library/HTMLPurifier/EntityParser.php
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@ -116,8 +116,8 @@ class HTMLPurifier_EntityParser
protected function entityCallback($matches) protected function entityCallback($matches)
{ {
$entity = $matches[0]; $entity = $matches[0];
$hex_part = @$matches[1]; $hex_part = isset($matches[1]) ? $matches[1] : null;
$dec_part = @$matches[2]; $dec_part = isset($matches[2]) ? $matches[2] : null;
$named_part = empty($matches[3]) ? (empty($matches[4]) ? "" : $matches[4]) : $matches[3]; $named_part = empty($matches[3]) ? (empty($matches[4]) ? "" : $matches[4]) : $matches[3];
if ($hex_part !== NULL && $hex_part !== "") { if ($hex_part !== NULL && $hex_part !== "") {
return HTMLPurifier_Encoder::unichr(hexdec($hex_part)); return HTMLPurifier_Encoder::unichr(hexdec($hex_part));