Improve checking callsign validity by regex, and fix passing v1 type credentials into v2 APIs

providers/alert/ng3k.py

@@ -6,6 +6,7 @@ import pytz
 from rss_parser import Parser
 from rss_parser.models.rss import RSS
 
+from core.constants import CALL_REGEX
 from data.alert import Alert
 from providers.alert.http_alert_provider import HTTPAlertProvider
 
@@ -15,7 +16,7 @@ class NG3K(HTTPAlertProvider):
 
     POLL_INTERVAL_SEC = 1800
     ALERTS_URL = "https://www.ng3k.com/adxo.xml"
-    AS_CALL_PATTERN = re.compile("as ([a-z0-9/]+)", re.IGNORECASE)
+    AS_CALL_PATTERN = re.compile(rf"as ({CALL_REGEX})", re.IGNORECASE)
 
     def __init__(self, provider_config):
         super().__init__("NG3K", provider_config, self.ALERTS_URL, self.POLL_INTERVAL_SEC)