Bearbeiten des Benutzers im Backend implementiert

src/admin/mymodels/user.php

@@ -1,11 +1,16 @@
 <?php
 
-use Joomla\CMS\MVC\Model\BaseDatabaseModel;
 use Joomla\CMS\Factory;
 
 // No direct access.
 defined('_JEXEC') or die;
 
+class UserInvalidException extends Exception
+{}
+
+class PasswordInvalidException extends Exception
+{}
+
 class ClubsUser
 {
     protected $dbo;
@@ -104,6 +109,14 @@ class ClubsUser
      */
     public function setUser(string $user)
     {
+        if($this->id === 'new')
+            $valid = self::isUserNameFree($user);
+        else 
+            $valid = self::isUserNameFree($user, $this->id);
+        
+        if(! $valid)
+            throw new UserInvalidException();
+        
         $this->user = $user;
     }
 
@@ -112,6 +125,9 @@ class ClubsUser
      */
     public function setPassword(string $password)
     {
+        if(! $this->checkPassword($password))
+            throw new PasswordInvalidException();
+        
         $this->hash = password_hash($password, PASSWORD_DEFAULT);
     }
     
@@ -326,4 +342,34 @@ class ClubsUser
         $this->dbo->setQuery($q);
         $this->dbo->execute();
     }
+    
+    public static function isUserNameFree($username, int $id = -1)
+    {
+        $db = Factory::getDbo();
+        $q = $db->getQuery(true);
+        $q->select('COUNT(*)')->from('#__club_users')
+            ->where('id <> ' . (int) $id)
+            ->where('user = ' . $q->q($username));
+        $db->setQuery($q);
+        $db->execute();
+        $row = $db->loadRow();
+        return $row[0] == 0;
+    }
+    
+    public function checkPassword($pwd)
+    {
+        if(strlen($pwd) < 6)
+            return false;
+        
+        if(preg_match_all('/[A-Z]/', $pwd) === false)
+            return false;
+            
+        if(preg_match_all('/[a-z]/', $pwd) === false)
+            return false;
+            
+        if(preg_match_all('/[0-9]/', $pwd) === false)
+            return false;
+                
+        return true;
+    }
 }