Gdn_Validation::resultsAsText PHP Method

    public static function resultsAsText($results)
    {
        $Errors = self::resultsAsArray($results);
        $Result = implode(' ', $Errors);
        return $Result;
    }

 /**
  * Render the data array.
  *
  * @param null $Data
  * @return bool
  * @throws Exception
  */
 public function renderData($Data = null)
 {
     if ($Data === null) {
         $Data = array();
         // Remove standard and "protected" data from the top level.
         foreach ($this->Data as $Key => $Value) {
             if ($Key && in_array($Key, array('Title', 'Breadcrumbs'))) {
                 continue;
             }
             if (isset($Key[0]) && $Key[0] === '_') {
                 continue;
                 // protected
             }
             $Data[$Key] = $Value;
         }
         unset($this->Data);
     }
     // Massage the data for better rendering.
     foreach ($Data as $Key => $Value) {
         if (is_a($Value, 'Gdn_DataSet')) {
             $Data[$Key] = $Value->resultArray();
         }
     }
     $CleanOutut = c('Api.Clean', true);
     if ($CleanOutut) {
         // Remove values that should not be transmitted via api
         $Remove = array('Password', 'HashMethod', 'TransientKey', 'Permissions', 'Attributes', 'AccessToken');
         // Remove PersonalInfo values for unprivileged requests.
         if (!Gdn::session()->checkPermission('Garden.Moderation.Manage')) {
             $Remove[] = 'InsertIPAddress';
             $Remove[] = 'UpdateIPAddress';
             $Remove[] = 'LastIPAddress';
             $Remove[] = 'AllIPAddresses';
             $Remove[] = 'Fingerprint';
             if (C('Api.Clean.Email', true)) {
                 $Remove[] = 'Email';
             }
             $Remove[] = 'DateOfBirth';
             $Remove[] = 'Preferences';
             $Remove[] = 'Banned';
             $Remove[] = 'Admin';
             $Remove[] = 'Confirmed';
             $Remove[] = 'Verified';
             $Remove[] = 'DiscoveryText';
             $Remove[] = 'InviteUserID';
             $Remove[] = 'DateSetInvitations';
             $Remove[] = 'CountInvitations';
             $Remove[] = 'CountNotifications';
             $Remove[] = 'CountBookmarks';
             $Remove[] = 'CountDrafts';
             $Remove[] = 'HourOffset';
             $Remove[] = 'Gender';
             $Remove[] = 'Punished';
             $Remove[] = 'Troll';
         }
         $Data = removeKeysFromNestedArray($Data, $Remove);
     }
     if (debug() && ($Trace = trace())) {
         // Clear passwords from the trace.
         array_walk_recursive($Trace, function (&$Value, $Key) {
             if (in_array(strtolower($Key), array('password'))) {
                 $Value = '***';
             }
         });
         $Data['Trace'] = $Trace;
     }
     // Make sure the database connection is closed before exiting.
     $this->EventArguments['Data'] =& $Data;
     $this->finalize();
     // Add error information from the form.
     if (isset($this->Form) && sizeof($this->Form->validationResults())) {
         $this->statusCode(400);
         $Data['Code'] = 400;
         $Data['Exception'] = Gdn_Validation::resultsAsText($this->Form->validationResults());
     }
     $this->sendHeaders();
     // Check for a special view.
     $ViewLocation = $this->fetchViewLocation(($this->View ? $this->View : $this->RequestMethod) . '_' . strtolower($this->deliveryMethod()), false, false, false);
     if (file_exists($ViewLocation)) {
         include $ViewLocation;
         return;
     }
     // Add schemes to to urls.
     if (!c('Garden.AllowSSL') || c('Garden.ForceSSL')) {
         $r = array_walk_recursive($Data, array('Gdn_Controller', '_FixUrlScheme'), Gdn::request()->scheme());
     }
     if (ob_get_level()) {
         ob_clean();
     }
     switch ($this->deliveryMethod()) {
         case DELIVERY_METHOD_XML:
             safeHeader('Content-Type: text/xml', true);
             echo '<?xml version="1.0" encoding="utf-8"?>' . "\n";
             $this->_renderXml($Data);
             return true;
             break;
         case DELIVERY_METHOD_PLAIN:
             return true;
             break;
         case DELIVERY_METHOD_JSON:
         default:
             if (($Callback = $this->Request->get('callback', false)) && $this->allowJSONP()) {
                 safeHeader('Content-Type: application/javascript; charset=' . c('Garden.Charset', 'utf-8'), true);
                 // This is a jsonp request.
                 echo $Callback . '(' . json_encode($Data, JSON_PRETTY_PRINT | JSON_UNESCAPED_SLASHES) . ');';
                 return true;
             } else {
                 safeHeader('Content-Type: application/json; charset=' . c('Garden.Charset', 'utf-8'), true);
                 // This is a regular json request.
                 echo json_encode($Data, JSON_PRETTY_PRINT | JSON_UNESCAPED_SLASHES);
                 return true;
             }
             break;
     }
     return false;
 }