Add data providers for most other programmes

providers/gma.py

@@ -0,0 +1,51 @@
+from datetime import datetime, timedelta
+
+import pytz
+from requests_cache import CachedSession
+
+from data.spot import Spot
+from providers.http_provider import HTTPProvider
+
+
+# Provider for General Mountain Activity
+class GMA(HTTPProvider):
+    POLL_INTERVAL_SEC = 120
+    SPOTS_URL = "https://www.cqgma.org/api/spots/25/"
+    # GMA spots don't contain the details of the programme they are for, we need a separate lookup for that
+    REF_INFO_URL_ROOT = "https://www.cqgma.org/api/ref/?"
+    REF_INFO_CACHE_TIME_DAYS = 30
+    REF_INFO_CACHE = CachedSession("gma_ref_info_cache", expire_after=timedelta(days=REF_INFO_CACHE_TIME_DAYS))
+
+    def __init__(self):
+        super().__init__(self.SPOTS_URL, self.POLL_INTERVAL_SEC)
+
+    def name(self):
+        return "GMA"
+
+    def http_response_to_spots(self, http_response):
+        new_spots = []
+        # Iterate through source data
+        for source_spot in http_response.json()["RCD"]:
+            # Convert to our spot format
+            spot = Spot(source=self.name(),
+                        dx_call=source_spot["ACTIVATOR"].upper(),
+                        de_call=source_spot["SPOTTER"].upper(),
+                        freq=float(source_spot["QRG"]),
+                        mode=source_spot["MODE"].upper(),
+                        comment=source_spot["TEXT"],
+                        sig_refs=[source_spot["REF"]],
+                        sig_refs_names=[source_spot["NAME"]],
+                        time=datetime.strptime(source_spot["DATE"] + source_spot["TIME"], "%Y%m%d%H%M").replace(tzinfo=pytz.UTC),
+                        latitude=float(source_spot["LAT"]),
+                        longitude=float(source_spot["LON"]))
+
+            # GMA doesn't give what programme (SIG) the reference is for until we separately look it up.
+            ref_info = self.REF_INFO_CACHE.get(self.REF_INFO_URL_ROOT + source_spot["REF"], headers=self.HTTP_HEADERS).json()
+            spot.sig = ref_info["reftype"]
+
+            # Fill in any missing data
+            spot.infer_missing()
+            # Add to our list. Don't worry about de-duping, removing old spots etc. at this point; other code will do
+            # that for us.
+            new_spots.append(spot)
+        return new_spots