Add checks for CLD2Detector ans CLD2Encoding classes

diff --git a/cld/cld.php b/cld/cld.php
index 5ca4c932b7e8f8ff20acbcf5356989ca6540624e..83361e2bba740e080e396b91b7381e34d90445e6 100644 (file)
--- a/cld/cld.php
+++ b/cld/cld.php
@@ -22,6 +22,16 @@ function cld_detect_languages(array &$data)
                return;
        }
 
+       if (!class_exists('CLD2Detector')) {
+               Logger::warning('CLD2Detector class does not exist.');
+               return;
+       }
+
+       if (!class_exists('CLD2Encoding')) {
+               Logger::warning('CLD2Encoding class does not exist.');
+               return;
+       }
+
        $cld2 = new \CLD2Detector();
 
        $cld2->setEncodingHint(CLD2Encoding::UTF8); // optional, hints about text encoding