Fix deprecated libxml_disable_entity_loader

Author: jderusse

Loader/XliffFileLoader.php

@@ -189,16 +189,18 @@ private function validateSchema($file, \DOMDocument $dom, $schema)
     {
         $internalErrors = libxml_use_internal_errors(true);
 
-        $disableEntities = libxml_disable_entity_loader(false);
-
-        if (!@$dom->schemaValidateSource($schema)) {
+        if (LIBXML_VERSION < 20900) {
+            $disableEntities = libxml_disable_entity_loader(false);
+            $isValid = @$dom->schemaValidateSource($schema);
             libxml_disable_entity_loader($disableEntities);
+        } else {
+            $isValid = @$dom->schemaValidateSource($schema);
+        }
 
+        if (!$isValid) {
             throw new InvalidResourceException(sprintf('Invalid resource provided: "%s"; Errors: ', $file).implode("\n", $this->getXmlErrors($internalErrors)));
         }
 
-        libxml_disable_entity_loader($disableEntities);
-
         $dom->normalizeDocument();
 
         libxml_clear_errors();

Tests/Loader/XliffFileLoaderTest.php

@@ -49,13 +49,17 @@ public function testLoadWithInternalErrorsEnabled()
 
     public function testLoadWithExternalEntitiesDisabled()
     {
-        $disableEntities = libxml_disable_entity_loader(true);
+        if (LIBXML_VERSION < 20900) {
+            $disableEntities = libxml_disable_entity_loader(true);
+        }
 
         $loader = new XliffFileLoader();
         $resource = __DIR__.'/../fixtures/resources.xlf';
         $catalogue = $loader->load($resource, 'en', 'domain1');
 
-        libxml_disable_entity_loader($disableEntities);
+        if (LIBXML_VERSION < 20900) {
+            libxml_disable_entity_loader($disableEntities);
+        }
 
         $this->assertEquals('en', $catalogue->getLocale());
         $this->assertEquals([new FileResource($resource)], $catalogue->getResources());