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diff --git a/web/modules/contrib/migrate_plus/src/Plugin/migrate_plus/data_parser/XmlTrait.php b/web/modules/contrib/migrate_plus/src/Plugin/migrate_plus/data_parser/XmlTrait.php
new file mode 100644
index 000000000..e1a8aafb0
--- /dev/null
+++ b/web/modules/contrib/migrate_plus/src/Plugin/migrate_plus/data_parser/XmlTrait.php
@@ -0,0 +1,65 @@
+<?php
+
+namespace Drupal\migrate_plus\Plugin\migrate_plus\data_parser;
+
+/**
+ * Common functionality for XML data parsers.
+ */
+trait XmlTrait {
+
+  /**
+   * Registers the iterator's namespaces to a SimpleXMLElement.
+   *
+   * @param \SimpleXMLElement $xml
+   *   The element to apply namespace registrations to.
+   */
+  protected function registerNamespaces(\SimpleXMLElement $xml) {
+    if (isset($this->configuration['namespaces']) && is_array($this->configuration['namespaces'])) {
+      foreach ($this->configuration['namespaces'] as $prefix => $ns) {
+        $xml->registerXPathNamespace($prefix, $ns);
+      }
+    }
+  }
+
+  /**
+   * Parses a LibXMLError to a error message string.
+   *
+   * @param \LibXMLError $error
+   *   Error thrown by the XML.
+   *
+   * @return string
+   *   Error message
+   */
+  public static function parseLibXmlError(\LibXMLError $error) {
+    $error_code_name = 'Unknown Error';
+    switch ($error->level) {
+      case LIBXML_ERR_WARNING:
+        $error_code_name = t('Warning');
+        break;
+
+      case LIBXML_ERR_ERROR:
+        $error_code_name = t('Error');
+        break;
+
+      case LIBXML_ERR_FATAL:
+        $error_code_name = t('Fatal Error');
+        break;
+    }
+
+    return t(
+      "@libxmlerrorcodename @libxmlerrorcode: @libxmlerrormessage\n" .
+      "Line: @libxmlerrorline\n" .
+      "Column: @libxmlerrorcolumn\n" .
+      "File: @libxmlerrorfile",
+      [
+        '@libxmlerrorcodename' => $error_code_name,
+        '@libxmlerrorcode' => $error->code,
+        '@libxmlerrormessage' => trim($error->message),
+        '@libxmlerrorline' => $error->line,
+        '@libxmlerrorcolumn' => $error->column,
+        '@libxmlerrorfile' => (($error->file)) ? $error->file : NULL,
+      ]
+    );
+  }
+
+}