Cleaned up unused/mistyped variables.

module/VuFind/src/VuFind/Recommend/SideFacets.php

@@ -271,7 +271,7 @@ class SideFacets extends AbstractFacets
         $final = array();
         foreach ($filterList as $field => $filters) {
             $current = array();
-            foreach ($filters as $i => $filter) {
+            foreach ($filters as $filter) {
                 if (!isset($filter['suppressDisplay'])
                     || !$filter['suppressDisplay']
                 ) {

module/VuFind/src/VuFind/View/Helper/Root/Recaptcha.php

@@ -104,8 +104,6 @@ class Recaptcha extends AbstractHelper
             $errorPart = '&error=' . urlencode($params['error']);
         }
 
-        $reCaptchaOptions = '';
-
         $options = $this->recaptcha->getOptions();
         if (!empty($options)) {
             $encoded = \Zend\Json\Json::encode($options);

module/VuFindSearch/src/VuFindSearch/Backend/EIT/Connector.php

@@ -149,8 +149,6 @@ class Connector
         $params->set('pwd', $this->pwd);
         $response = $this->call('GET', $params->getArrayCopy(), false);
         $xml = simplexml_load_string($response);
-        $docs = isset($xml->SearchResults->records)
-            ? $xml->SearchResults->record : array();
         $finalDocs = array();
         foreach ($xml->SearchResults->records->rec as $doc) {
             $finalDocs[] = simplexml_load_string($doc->asXML());
@@ -173,7 +171,7 @@ class Connector
     public function checkForHttpError($result)
     {
         if (!$result->isSuccess()) {
-            throw HttpErrorException::createFromResponse($response);
+            throw HttpErrorException::createFromResponse($result);
         }
     }
 
@@ -242,8 +240,6 @@ class Connector
         $this->client->resetParameters();
         $response = $this->call('GET', $params->getArrayCopy(), false);
         $xml = simplexml_load_string($response);
-        $docs = isset($xml->SearchResults->records)
-            ? $xml->SearchResults->record : array();
         $finalDocs = array();
         foreach ($xml->SearchResults->records->rec as $doc) {
             $finalDocs[] = simplexml_load_string($doc->asXML());