1 files changed, 21 insertions, 0 deletions
diff --git a/lib/smarty-plugins/function.varvar.php b/lib/smarty-plugins/function.varvar.php
new file mode 100644
index 0000000..36c9776
--- /dev/null
+++ b/lib/smarty-plugins/function.varvar.php
@@ -0,0 +1,21 @@
+<?php
+/**
+ * Smarty {varvar} function plugin
+ *
+ * Type:     function
+ * Name:     varvar
+ * Purpose:  Assume the input is a string, and if a smarty variable with that name
+ *          is set, return its value. Otherwise, return the original string
+ * @param array
+ * @param Smarty
+ */
+function smarty_function_varvar($params, &$smarty) {
+    $value = $smarty->getTemplateVars();
+    $ret = $value[$params['var']];
+    if ($ret) {
+        return $ret;
+    } else {
+        return $params['var'];
+    }
+}
+?>
+\ No newline at end of file