From 3d46e510ff095f9cd7aedac111dce16d3c08aad7 Mon Sep 17 00:00:00 2001
From: Jean-Laurent DUZANT <jean-laurent.duzant@xelians.fr>
Date: Mon, 13 Mar 2023 15:54:12 +0100
Subject: [PATCH] FIX #23967 TIME 0:45 implement check before adding a
watermark
---
.../controllers/WatermarkController.php | 38 +++++++++++++++++++
1 file changed, 38 insertions(+)
diff --git a/src/app/document/controllers/WatermarkController.php b/src/app/document/controllers/WatermarkController.php
index bc04049355..d7781cf751 100644
--- a/src/app/document/controllers/WatermarkController.php
+++ b/src/app/document/controllers/WatermarkController.php
@@ -60,10 +60,16 @@ class WatermarkController
require_once($libPath);
}
+ $fileContent = null;
try {
$watermarkFile = CoreConfigModel::getTmpPath() . "tmp_file_{$GLOBALS['id']}_" .rand(). "_watermark.pdf";
file_put_contents($watermarkFile, base64_decode($args['encodedDocument']));
+ $isSigned = WatermarkController::checkDocumentSignatureField(['encodedDocument' => $args['encodedDocument']]);
+ if(!empty($isSigned)) {
+ return $fileContent;
+ }
+
$pdf = new Fpdi('P', 'pt');
$nbPages = $pdf->setSourceFile($watermarkFile);
$pdf->setPrintHeader(false);
@@ -81,8 +87,40 @@ class WatermarkController
$fileContent = $pdf->Output('', 'S');
} catch (\Exception $e) {
$fileContent = null;
+ var_dump($e);
}
return $fileContent;
}
+
+ public static function checkDocumentSignatureField(array $args)
+ {
+ $libDir = CoreConfigModel::getLibrariesDirectory();
+ $alreadySigned = false;
+
+ if (!empty($libDir) && is_file($libDir . 'SetaPDF-FormFiller-Full/library/SetaPDF/Autoload.php')) {
+ require_once($libDir . 'SetaPDF-FormFiller-Full/library/SetaPDF/Autoload.php');
+
+ $targetFile = CoreConfigModel::getTmpPath() . "tmp_file_{$GLOBALS['id']}_" . rand() . "_target_watermark.pdf";
+ file_put_contents($targetFile, base64_decode($args['encodedDocument']));
+ $document = \SetaPDF_Core_Document::loadByFilename($targetFile);
+
+ $formFiller = new \SetaPDF_FormFiller($document);
+ $fields = $formFiller->getFields();
+ $allFields = $fields->getAll();
+
+ foreach ($allFields as $fieldValue) {
+ if ($fieldValue instanceof \SetaPDF_FormFiller_Field_Signature) {
+ $alreadySigned = true;
+ break;
+ }
+ }
+ // Release objects to free memory and cycled references.
+ // After calling this method the instance of $document is unusable!
+ $document->cleanUp();
+ unlink($targetFile);
+ }
+
+ return $alreadySigned;
+ }
}
--
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