1 files changed, 27 insertions, 0 deletions
diff --git a/plugins/jetpack/jetpack_vendor/automattic/jetpack-waf/src/functions.php b/plugins/jetpack/jetpack_vendor/automattic/jetpack-waf/src/functions.php
new file mode 100644
index 00000000..a8112fd9
--- /dev/null
+++ b/plugins/jetpack/jetpack_vendor/automattic/jetpack-waf/src/functions.php
@@ -0,0 +1,27 @@
+<?php
+/**
+ * Utility functions for WAF.
+ *
+ * @package automattic/jetpack-waf
+ */
+
+namespace Automattic\Jetpack\Waf;
+
+/**
+ * A wrapper for WordPress's `wp_unslash()`.
+ *
+ * Even though PHP itself dropped the option to add slashes to superglobals a decade ago,
+ * WordPress still does it through some misguided extreme backwards compatibility. 🙄
+ *
+ * If WordPress's function exists, assume it needs to be called. If not, assume it doesn't.
+ *
+ * @param string|array $value String or array of data to unslash.
+ * @return string|array Possibly unslashed $value.
+ */
+function wp_unslash( $value ) {
+	if ( function_exists( '\\wp_unslash' ) ) {
+		return \wp_unslash( $value );
+	} else {
+		return $value;
+	}
+}