correction for PHP < 5.2.11

libxml_disable_entity_loader (PHP 5 >= 5.2.11)

1 files changed, 11 insertions, 6 deletions

diff --git a/Auth/Yadis/XML.php b/Auth/Yadis/XML.php
index bb13775..39a9942 100644
--- a/Auth/Yadis/XML.php
+++ b/Auth/Yadis/XML.php
@@ -234,12 +234,17 @@ class Auth_Yadis_dom extends Auth_Yadis_XMLParser {
             return false;
         }
 
-        // disable external entities and libxml errors
-        $loader = libxml_disable_entity_loader(true);
-        $errors = libxml_use_internal_errors(true);
-        $parse_result = @$this->doc->loadXML($xml_string);
-        libxml_disable_entity_loader($loader);
-        libxml_use_internal_errors($errors);
+        // libxml_disable_entity_loader (PHP 5 >= 5.2.11)
+        if (function_exists('libxml_disable_entity_loader') && function_exists('libxml_use_internal_errors')) {
+            // disable external entities and libxml errors
+            $loader = libxml_disable_entity_loader(true);
+            $errors = libxml_use_internal_errors(true);
+            $parse_result = @$this->doc->loadXML($xml_string);
+            libxml_disable_entity_loader($loader);
+            libxml_use_internal_errors($errors);
+        } else {
+            $parse_result = @$this->doc->loadXML($xml_string);
+        }
 
         if (!$parse_result) {
             return false;