Add ref supplier into muscadet model

ChangeLog

@@ -51,6 +51,7 @@ For users:
 - New : Add category into filter webservice thirdparty method getListOfThirdParties
 - New : Allow to define margin or mark rate during quoting, ordering, invoicing
 - New : User permissions on margin module
+- New : Add ref supplier into muscadet model
 
 For translators:
 - Qual: Normalized sort order of all languages files with english reference files.

htdocs/core/modules/supplier_order/pdf/pdf_muscadet.modules.php

@@ -952,6 +952,14 @@ class pdf_muscadet extends ModelePDFSuppliersOrders
 		$pdf->SetTextColor(0,0,60);
 		$pdf->MultiCell(100, 4, $outputlangs->transnoentities("Ref")." : " . $outputlangs->convToOutputCharset($object->ref), '', 'R');
 
+		if ($object->ref_supplier)
+		{
+			$posy+=4;
+			$pdf->SetXY($posx,$posy);
+			$pdf->SetTextColor(0,0,60);
+			$pdf->MultiCell(100, 3, $outputlangs->transnoentities("RefSupplier")." : " . $outputlangs->convToOutputCharset($object->ref_supplier), '', 'R');
+		}
+		
 		$posy+=2;
 		$pdf->SetFont('','', $default_font_size -1);