Fixing my rubbish code

application/controllers/Welcome.php

@@ -12,7 +12,7 @@ class Welcome extends CI_Controller {
 	public function index()
 	{
 
-        if($this->config->item('option_version2_trigger') == "false") {
+        if($this->optionslib->get_option('version2_trigger') == "false") {
             $data['page_title'] = "Welcome to Cloudlog Version 2.0";
 
             // load stations model 
@@ -31,7 +31,8 @@ class Welcome extends CI_Controller {
             $this->load->model('note');
             $data['NumberOfNotes'] = $this->note->CountAllNotes();
     
-            if(!$data['CountAllStationLocations'] && !$data['NumberOfStationLogbooks'] && !$data['NumberOfAPIKeys'] && !$data['NumberOfNotes']) {
+
+            if($data['CountAllStationLocations'] == 0 || $data['NumberOfStationLogbooks'] == 0 || $data['NumberOfAPIKeys'] == 0  || $data['NumberOfNotes'] > 0) {
                 // load views
                 $this->load->view('interface_assets/mini_header', $data);
                 $this->load->view('welcome/index');

application/models/Note.php

@@ -57,9 +57,9 @@ class Note extends CI_Model {
 
 	function CountAllNotes() {
 		// count all notes
-		// where user_id is not NULL
-		$this->db->where('user_id !=', NULL);
-		return $this->db->count_all('notes');
+		$this->db->where('user_id', NULL);
+		$query = $this->db->get('notes');
+		return $query->num_rows();
 	}
 
 }

application/views/welcome/index.php

@@ -116,10 +116,9 @@
 
         <br>
     <?php } ?>
-
-    <?php if(!$NumberOfNotes) { ?>
+    <?php if($NumberOfNotes > 0) { ?>
         <div class="card">
-            <div class="card-header">Claim Notes <?php echo $NumberOfNotes; ?></div>
+            <div class="card-header">Claim Notes</div>
             <div class="card-body">
                 <p class="card-text">Looks like you have some notes saved, we need to assign them to your username.</p>
                 <button type="button" class="btn btn-primary" hx-post="<?php echo site_url('welcome/claimnotes'); ?>">Claim Notes</button>