Suppport ~/GNS3/symbols

gns3server/controller/symbols.py

@@ -19,6 +19,7 @@ import os
 
 
 from ..utils.get_resource import get_resource
+from ..config import Config
 
 
 class Symbols:
@@ -42,10 +43,29 @@ class Symbols:
                 'builtin': True,
             })
             self._symbols_path[symbol_id] = os.path.join(get_resource("symbols"), file)
+        directory = self._symbol_path()
+        if directory:
+            for file in os.listdir(directory):
+                if file.startswith('.'):
+                    continue
+                symbol_id = file
+                symbols.append({
+                    'symbol_id': symbol_id,
+                    'filename': file,
+                    'builtin': False,
+                })
+                self._symbols_path[symbol_id] = os.path.join(get_resource("symbols"), file)
+
+
         symbols.sort(key=lambda x: x["filename"])
 
-        #TODO: support ~/GNS3/symbols directory
         return symbols
 
+    def _symbol_path(self):
+        directory = os.path.expanduser(Config.instance().get_section_config("Server").get("symbols_path", "~/GNS3/symbols"))
+        if directory:
+            os.makedirs(directory, exist_ok=True)
+        return directory
+
     def get_path(self, symbol_id):
         return self._symbols_path[symbol_id]