Complete security audit fixes

app/inventory/api/engine/product.php

@@ -1,7 +1,6 @@
 <?php 
     session_start();
 
-    require '../../../preset.php';
     require '../../../assets/utils/db_auth.php';
 
     $sql = "SELECT * 
@@ -9,11 +8,10 @@
         WHERE 
             company_id = {$company_id}";
     $sth = $pdo2->prepare($sql);
-    $sth->execute();
-    if ($sth->errorInfo()[0] != "00000" && !empty($sth->errorInfo()[0])) {
-        $answer["message"] = (empty($sth->errorInfo()[2])) ? $sth->errorInfo()[0] : $sth->errorInfo()[2];
-        exit(json_encode($answer));
-    }
+    $sth->execute([
+        ":company_id" => $company_id
+    ]);
+    db_check($sth, $answer);
 
     $answer["output"] = $sth->fetchAll(PDO::FETCH_ASSOC);
     $answer["success"] = 1;