Make user filtering case-insensitive

src/ServicesProvider/ServicesProvider.php

@@ -43,6 +43,7 @@ class ServicesProvider
         $container->extend('classMapper', function ($classMapper, $c) {
             $classMapper->setClassMapping('activity_sprunje', 'UserFrosting\Sprinkle\UFTweaks\Sprunje\ActivitySprunje');
             $classMapper->setClassMapping('user', 'UserFrosting\Sprinkle\UFTweaks\Database\Models\User');
+            $classMapper->setClassMapping('user_sprunje', 'UserFrosting\Sprinkle\Organisations\Sprunje\UserSprunje');
 
             return $classMapper;
         });

src/Sprunje/UserSprunje.php

@@ -0,0 +1,48 @@
+<?php
+
+/*
+ * AVSDev UF Tweaks (https://avsdev.uk)
+ *
+ * @link      https://git.avsdev.uk/avsdev/sprinkle-uf-tweaks
+ * @license   https://git.avsdev.uk/avsdev/sprinkle-uf-tweaks/blob/master/LICENSE.md (LGPL-3.0 License)
+ */
+
+namespace UserFrosting\Sprinkle\UFTweaks\Sprunje;
+
+use Illuminate\Database\Schema\Builder;
+use UserFrosting\Sprinkle\Admin\Sprunje\UserSprunje as UFUserSprunje;
+
+/**
+ * UserSprunje.
+ *
+ * Extends User sprunje to make name filtering case-insensitive and include username
+ *
+ * @author Craig Williams (https://avsdev.uk)
+ */
+class UserSprunje extends UFUserSprunje
+{
+    /**
+     * Filter LIKE the first name, last name, or email.
+     *
+     * @param Builder $query
+     * @param mixed   $value
+     *
+     * @return self
+     */
+    protected function filterName($query, $value)
+    {
+        // Split value on separator for OR queries
+        $values = explode($this->orSeparator, $value);
+        $query->where(function ($query) use ($values) {
+            foreach ($values as $value) {
+                $likeValue = '%' . mb_strtolower($value) . '%';
+                $query->orWhereRaw('LOWER(first_name) LIKE ?', $likeValue)
+                ->orWhereRaw('LOWER(last_name) LIKE ?', $likeValue)
+                ->orWhereRaw('LOWER(email) LIKE ?', $likeValue)
+                ->orWhereRaw('LOWER(user_name) LIKE ?', $likeValue);
+            }
+        });
+
+        return $this;
+    }
+}