8000 Update DOMLex.php by amanpatel · Pull Request #292 · ezyang/htmlpurifier · GitHub
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Update DOMLex.php #292

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Update DOMLex.php #292

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fb8ad91
Update DOMLex.php
amanpatel May 20, 2021
f4fdd55
Update DOMLex.php
amanpatel May 21, 2021
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5 changes: 3 additions & 2 deletions library/HTMLPurifier/Lexer/DOMLex.php
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Original file line number Diff line number Diff line change
Expand Up @@ -194,7 +194,7 @@ protected function createStartNode($node, &$tokens, $collect, $config)
} elseif ($node->nodeType === XML_CDATA_SECTION_NODE) {
// undo libxml's special treatment of <script> and <style> tags
$last = end($tokens);
$data = $node->data;
$data = $node->data ?? "";
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Use of null coalesce operator should be reflected in min PHP version required in composer.json (e.g.: "php": ">=7.0"), otherwise the library will be broken on older installations.

// (note $node->tagname is already normalized)
if ($last instanceof HTMLPurifier_Token_Start && ($last->name == 'script' || $last->name == 'style')) {
$new_data = trim($data);
Expand All @@ -213,7 +213,7 @@ protected function createStartNode($node, &$tokens, $collect, $config)
// this is code is only invoked for comments in script/style in versions
// of libxml pre-2.6.28 (regular comments, of course, are still
// handled regularly)
$tokens[] = $this->factory->createComment($node->data);
$tokens[] = $this->factory->createComment($node->data ?? null);
return false;
} elseif ($node->nodeType !== XML_ELEMENT_NODE) {
// not-well tested: there may be other nodes we have to grab
Expand Down Expand Up @@ -264,6 +264,7 @@ protected function transformAttrToAssoc($node_map)
}
$array = array();
foreach ($node_map as $attr) {
if (!isset($attr->name)) continue;
$array[$attr->name] = $attr->value;
}
return $array;
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