add isset
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@@ -28,7 +28,7 @@ class PicoSearch extends AbstractPicoPlugin
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public function onRequestUrl(&$url)
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{
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// If form was submitted without being intercepted by JavaScript, redirect to the canonical search URL.
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if (preg_match('~^(.+/)?search$~', $url) && $_GET['q']) {
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if (preg_match('~^(.+/)?search$~', $url) && isset($_GET['q'])) {
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header('Location: ' . $this->getPico()->getBaseUrl() . $url . '/' . urlencode($_GET['q']));
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exit;
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}
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