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Skip counting currentNesting if null

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This is an error starting in PHP 7.2
This commit is contained in:
John Flatness 2017-12-28 02:02:09 -05:00 committed by Edward Z. Yang
parent bb7ad66526
commit 6d6d88512a
1 changed files with 7 additions and 5 deletions
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12
library/HTMLPurifier/Injector.php
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@ -157,11 +157,13 @@ abstract class HTMLPurifier_Injector
return false; return false;
} }
// check for exclusion // check for exclusion
for ($i = count($this->currentNesting) - 2; $i >= 0; $i--) { if (!empty($this->currentNesting)) {
$node = $this->currentNesting[$i]; for ($i = count($this->currentNesting) - 2; $i >= 0; $i--) {
$def = $this->htmlDefinition->info[$node->name]; $node = $this->currentNesting[$i];
if (isset($def->excludes[$name])) { $def = $this->htmlDefinition->info[$node->name];
return false; if (isset($def->excludes[$name])) {
return false;
}
} }
} }
return true; return true;