Dont tag files that aren't PDFs

app/library/views/__init__.py

@@ -334,17 +334,16 @@ class WorkAddDocumentView(CollectionMixin, CreateView):
         # auto tag the document
 
         #name, ext = os.path.splitext(os.path.basename(doc.upload.name))
-        parts = re.split(r'[^A-Za-z]+', orig_name)
-        parts.reverse()
-        for word in parts:
-            try:
-                tag = MUSIC_TAG_BY_NAME[word.lower()] 
-                doc.sections.create(tag=tag)
-                break
-            except KeyError:
-                pass
-
-
+        if doc.doctype == models.Document.DOCTYPE_PDF:
+            parts = re.split(r'[^A-Za-z]+', orig_name)
+            parts.reverse()
+            for word in parts:
+                try:
+                    tag = MUSIC_TAG_BY_NAME[word.lower()] 
+                    doc.sections.create(tag=tag)
+                    break
+                except KeyError:
+                    pass
 
         if self.request.headers['Accept'] == 'application/json':
             filename = os.path.basename(doc.upload.name)