add error handling for webhook and custom links. fix initializer comments

initializers/custom_links.yml

@@ -9,13 +9,13 @@
 ##
 ## Examples:
 
-# - name: link_to_repo
-  # text: 'Link to docker repository'
-  # url: 'https://github.com/netbox-community/netbox-docker'
-  # new_window: False
-  # content_type: device
-# - name: link_to_localhost
-  # text: 'Link to the users localhost'
-  # url: 'http://localhost'
-  # new_window: True
-  # content_type: device
+#  - name: link_to_repo
+#  text: 'Link to docker repository'
+#  url: 'https://github.com/netbox-community/netbox-docker'
+#  new_window: False
+#  content_type: device
+#  - name: link_to_localhost
+#  text: 'Link to the users localhost'
+#  url: 'http://localhost'
+#  new_window: True
+#  content_type: device

startup_scripts/280_custom_links.py

@@ -10,15 +10,20 @@ if custom_links is None:
   sys.exit()
 
 def get_content_type_id(content_type_str):
-  for type in ContentType.objects.all():
-    if type.name == content_type_str:
-      return type.id
+  try:
+    id = ContentType.objects.get(model=content_type_str).id
+    return id
+  except ContentType.DoesNotExist:
+    print(" Error determining content type id for user declared var: {0}".format(content_type_str))
 
 for link in custom_links:
   content_type = link.pop('content_type')
   link['content_type_id'] = get_content_type_id(content_type)
-  if link['content_type_id'] is None:
-    print("⚠️ Error determining content type id for user declared var: {0}".format(content_type))
-  else:
-    CustomLink(**link).save()
+  if link['content_type_id'] is not None:
+    custom_link = CustomLink(**link)
+    if not CustomLink.objects.filter(name=custom_link.name):
+      custom_link.save()
+      print("  Created Custom Link {0}".format(custom_link.name))
+    else:
+      print("⚠️ Skipping Custom Link {0}, already exists".format(custom_link.name))
 

startup_scripts/290_webhooks.py

@@ -10,20 +10,22 @@ if webhooks is None:
   sys.exit()
 
 def get_content_type_id(content_type_str):
-  return ContentType.objects.get(model=content_type_str).id
+  try:
+    id = ContentType.objects.get(model=content_type_str).id
+    return id
+  except ContentType.DoesNotExist:
+    print("⚠️ Error determining content type id for user declared var: {0}".format(content_type_str))
 
 for hook in webhooks:
   obj_types = hook.pop('object_types')
   obj_type_ids = []
   for obj in obj_types:
     obj_type_ids.append(get_content_type_id(obj))
-  if obj_type_ids is None:
-    print("⚠️ Error determining content type id for user declared var: {0}".format(obj_type))
-  else:
+  if obj_type_ids is not None:
     webhook = Webhook(**hook)
     if not Webhook.objects.filter(name=webhook.name):
       webhook.save()
       webhook.content_types.set(obj_type_ids)
-      print("  Created Webhook {0}".format(webhook.name))
+      print("🖥️  Created Webhook {0}".format(webhook.name))
     else:
-      print("  Skipping Webhook {0}, already exists".format(webhook.name))
+      print("⚠️ Skipping Webhook {0}, already exists".format(webhook.name))