Backward compatibility for server extension on jupyterhub (#863)

Author: SarunasAzna

jupyter-config/jupyter_notebook_config.d/jupyterlab_git.json

@@ -0,0 +1,7 @@
+{
+  "NotebookApp": {
+    "nbserver_extensions": {
+      "jupyterlab_git": true
+    }
+  }
+}

jupyter-config/jupyterlab_git.json renamed to jupyter-config/jupyter_server_config.d/jupyterlab_git.json

@@ -54,3 +54,7 @@ def _load_jupyter_server_extension(server_app):
     git = Git(server_app.web_app.settings["contents_manager"], config)
     server_app.web_app.settings["git"] = git
     setup_handlers(server_app.web_app)
+
+
+# For backward compatibility
+load_jupyter_server_extension = _load_jupyter_server_extension

jupyterlab_git/__init__.py

@@ -37,7 +37,16 @@
 data_files_spec = [
     ("share/jupyter/labextensions/%s" % labext_name, str(lab_path), "**"),
     ("share/jupyter/labextensions/%s" % labext_name, str(HERE), "install.json"),
-    ("etc/jupyter/jupyter_server_config.d", "jupyter-config", "jupyterlab_git.json"),
+    (
+        "etc/jupyter/jupyter_server_config.d",
+        "jupyter-config/jupyter_server_config.d",
+        "jupyterlab_git.json",
+    ),
+    (
+        "etc/jupyter/jupyter_notebook_config.d",
+        "jupyter-config/jupyter_notebook_config.d",
+        "jupyterlab_git.json",
+    ),
 ]
 
 cmdclass = create_cmdclass(