Refactoring the code

- Use Flask blueprint
- Split model and views into smaller parts
- Bug fixes
- API adjustment

powerdnsadmin/lib/helper.py

@@ -0,0 +1,39 @@
+import requests
+from urllib.parse import urljoin
+from flask import request, current_app
+
+from ..models import Setting
+
+
+def forward_request():
+    pdns_api_url = Setting().get('pdns_api_url')
+    pdns_api_key = Setting().get('pdns_api_key')
+    headers = {}
+    data = None
+
+    msg_str = "Sending request to powerdns API {0}"
+
+    if request.method != 'GET' and request.method != 'DELETE':
+        msg = msg_str.format(request.get_json(force=True))
+        current_app.logger.debug(msg)
+        data = request.get_json(force=True)
+
+    verify = False
+
+    headers = {
+        'user-agent': 'powerdns-admin/api',
+        'pragma': 'no-cache',
+        'cache-control': 'no-cache',
+        'accept': 'application/json; q=1',
+        'X-API-KEY': pdns_api_key
+    }
+
+    url = urljoin(pdns_api_url, request.path)
+
+    resp = requests.request(request.method,
+                            url,
+                            headers=headers,
+                            verify=verify,
+                            json=data)
+
+    return resp