handles empty array in get_metastring_id() (hellekin)

git-svn-id: http://code.elgg.org/elgg/trunk@8994 36083f99-b078-4883-b0ff-0f9b5a30f544

diff --git a/engine/lib/metastrings.php b/engine/lib/metastrings.php
index 47712d3fa900eae6a304545e1519bf5bf1e00680..913d33a7d422fa476db6d032f690547a721f7db8 100644 (file)
--- a/engine/lib/metastrings.php
+++ b/engine/lib/metastrings.php
@@ -75,7 +75,7 @@ function get_metastring_id($string, $case_sensitive = TRUE) {
                                $ids[] = $metaString->id;
                        }
                        return $ids;
-               } else if ($metaStrings) {
+               } else if (isset($metaStrings[0])) {
                        $row = $metaStrings[0];
                }
        }