Added prototype of kosIT Validator

composer.json

@@ -41,6 +41,7 @@
         "setasign/fpdf": "^1",
         "setasign/fpdi": "^2",
         "symfony/yaml": "^5|^6",
+        "symfony/process": "^5|^6",
         "horstoeko/stringmanagement": "^1",
         "horstoeko/mimedb": "^1"
     },

examples/KositValidator.php

@@ -0,0 +1,25 @@
+<?php
+
+use horstoeko\zugferd\ZugferdDocumentPdfReader;
+use horstoeko\zugferd\ZugferdKositValidator;
+
+require dirname(__FILE__) . "/../vendor/autoload.php";
+
+function showValidationResult($kositValidator)
+{
+    if ($kositValidator->validationFailed()) {
+        echo "\033[01;31mValidation failed\e[0m\n";
+        foreach ($kositValidator->validationErrors() as $validationError) {
+            echo $validationError . PHP_EOL;
+        }
+    } else {
+        echo "\033[01;32mValidation passed\e[0m\n";
+    }
+}
+
+$document = ZugferdDocumentPdfReader::readAndGuessFromFile(dirname(__FILE__) . "/invoice_1.pdf");
+
+$kositValidator = new ZugferdKositValidator($document);
+$kositValidator->validate();
+
+showValidationResult($kositValidator);