Check if global function already exists before creating it

1 files changed, 4 insertions, 1 deletions

diff --git a/html.class b/html.class
index 9109efd..cca2de7 100644
--- a/html.class
+++ b/html.class
@@ -81,7 +81,10 @@ function it_html($config = array())
 
 	# Create global functions for methods that are statically callable (have same arguments as global stubs)
 	foreach (explode(",", $this->_staticallycallable) as $func)
-		$code[$func] = "function $func() { \$args = func_get_args(); return call_user_func_array(array(&\$GLOBALS['$this->_name'], '$func'), \$args); }";
+	{
+		if ($func && !function_exists($func))
+			$code[$func] = "function $func() { \$args = func_get_args(); return call_user_func_array(array(&\$GLOBALS['$this->_name'], '$func'), \$args); }";
+	}
 
 	eval(join("", (array)$code));