Make log message more descriptive in ReccomendationJob, a=chris

diff --git a/src/library/media_jobs/RecommendationJob.php b/src/library/media_jobs/RecommendationJob.php
index d96a15f6e..e2e25b0f8 100644
--- a/src/library/media_jobs/RecommendationJob.php
+++ b/src/library/media_jobs/RecommendationJob.php
@@ -847,13 +847,14 @@ class RecommendationJob extends MediaJob
             if (in_array($file, $exclude_files)) {
                 continue;
             }
-            if (is_dir($thumb_folder . "/" . $file)) {
-                L\crawlLog("...This is a folder, looking files inside it...");
-                $sub_file_paths = $this->getDescriptionFiles(
-                    $thumb_folder . "/" . $file);
+            $to_process = $thumb_folder . "/" . $file;
+            if (is_dir($to_process)) {
+                L\crawlLog("...$to_process is a folder," .
+                    " looking files inside it...");
+                $sub_file_paths = $this->getDescriptionFiles($to_process);
                 $file_paths = array_merge($file_paths, $sub_file_paths);
             } else {
-                $file_paths[] = $thumb_folder . "/$file";
+                $file_paths[] = $to_process;
             }
         }
         return $file_paths;