samples and better exception

samples/protect_basic.php

@@ -4,7 +4,7 @@
 //if manual installation has been used comment line that requires the autoload and uncomment this line:
 //require_once('../init.php');
 
-use Ilovepdf\UnlockTask;
+use Ilovepdf\ProtectTask;
 
 
 // you can call task class directly

samples/watermark_advanced.php

@@ -40,7 +40,7 @@
 $myTask->setFontFamily("Arial");
 
 // set mode to text
-$myTask->setFontStyle("italic");
+$myTask->setFontStyle("Italic");
 
 // set the font size
 $myTask->setFontSize("12");

src/Exceptions/ExtendedException.php

@@ -25,8 +25,9 @@ public function __construct($message, $code = 0, Exception $previous = null, $re
         if (isset($response->body->error->param)) {
             $this->params = $response->body->error->param;
         }
-        if (is_array($this->params) && isset($this->params[0]) && isset($this->params[0]->error)) {
-            parent::__construct($message . ' (' . $this->params[0]->error . ')', $code, $previous);
+        if ($this->params) {
+            $firstError = reset(json_decode(json_encode($this->params), true));
+            parent::__construct($message . ' (' . $firstError[0] . ')', $code, $previous);
         } else {
             parent::__construct($message, $code, $previous);
         }

src/Ilovepdf.php

@@ -30,7 +30,7 @@ class Ilovepdf
     // @var string|null The version of the Ilovepdf API to use for requests.
     public static $apiVersion = 'v1';
 
-    const VERSION = 'php.1.1.1';
+    const VERSION = 'php.1.1.2';
 
     public $token = null;