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-rw-r--r--plugins/af_sort_bayes/init.php4
1 files changed, 4 insertions, 0 deletions
diff --git a/plugins/af_sort_bayes/init.php b/plugins/af_sort_bayes/init.php
index f36ae9148..fdb573ecd 100644
--- a/plugins/af_sort_bayes/init.php
+++ b/plugins/af_sort_bayes/init.php
@@ -266,6 +266,10 @@ class Af_Sort_Bayes extends Plugin {
$nbs = new NaiveBayesianStorage($owner_uid);
$nb = new NaiveBayesian($nbs);
+ $ref = $nbs->getReference($article["guid"], false);
+
+ if (isset($ref["category_id"])) return $article; // already categorized
+
$categories = $nbs->getCategories();
if (count($categories) > 0) {