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Overhaul alert URLs for current NWS usage
[weather.git] / weather.py
diff --git a/weather.py b/weather.py
index cc632e1..4103dee 100644 (file)
--- a/weather.py
+++ b/weather.py
@@ -1,7 +1,7 @@
 """Contains various object definitions needed by the weather utility."""
 
 weather_copyright = """\
-# Copyright (c) 2006-2023 Jeremy Stanley <fungi@yuggoth.org>. Permission to
+# Copyright (c) 2006-2024 Jeremy Stanley <fungi@yuggoth.org>. Permission to
 # use, copy, modify, and distribute this software is granted under terms
 # provided in the LICENSE file distributed with this software.
 #"""
@@ -342,7 +342,19 @@ def get_alert(
                 muted = True
             lines = alert.split("\n")
             import time
-            valid_time = time.strftime("%Y%m%d%H%M")
+            # TODO: make this offset configurable
+            # TODO: adjust offset relative to the difference between the user's
+            #       local time and the zone's local time (will need to extend
+            #       the schema in the zones file to store each tz
+            offset = 86400  # one day
+
+            # report alerts and forecasts that expired less than offset ago;
+            # this is a cheap hack since expiration times seem to be relative
+            # to the zone's local timezone, and converting from the user's
+            # would get complicated, but also there can sometimes be a lag
+            # between expiration and the next update
+            valid_time = time.strftime(
+                "%Y%m%d%H%M", time.localtime(time.time() - offset))
             output = []
             for line in lines:
                 if line.startswith("Expires:") \
@@ -394,11 +406,11 @@ def get_options(config):
             + "flash_flood_statement," \
             + "flash_flood_warning," \
             + "flash_flood_watch," \
-            + "flood_statement," \
             + "flood_warning," \
             + "severe_thunderstorm_warning," \
             + "severe_weather_statement," \
             + "special_weather_statement," \
+            + "tornado," \
             + "urgent_weather_message"
     option_parser.add_option("--atypes",
         dest="atypes",
@@ -747,7 +759,7 @@ def guess(
             if pyversion("3"):
                 stations.read_string(
                     gzip.open(datafile).read().decode("utf-8") )
-            else: stations.readfp( gzip.open(datafile) )
+            else: stations.read_file( gzip.open(datafile) )
         else:
             if pyversion("3"):
                 stations.read(datafile, encoding="utf-8")
@@ -768,7 +780,7 @@ def guess(
             import gzip
             if pyversion("3"):
                 zones.read_string( gzip.open(datafile).read().decode("utf-8") )
-            else: zones.readfp( gzip.open(datafile) )
+            else: zones.read_file( gzip.open(datafile) )
         else:
             if pyversion("3"):
                 zones.read(datafile, encoding="utf-8")
@@ -798,7 +810,7 @@ def guess(
                 if pyversion("3"):
                     airports.read_string(
                         gzip.open(datafile).read().decode("utf-8") )
-                else: airports.readfp( gzip.open(datafile) )
+                else: airports.read_file( gzip.open(datafile) )
             else:
                 if pyversion("3"):
                     airports.read(datafile, encoding="utf-8")
@@ -890,7 +902,7 @@ def guess(
                 if pyversion("3"):
                     zctas.read_string(
                         gzip.open(datafile).read().decode("utf-8") )
-                else: zctas.readfp( gzip.open(datafile) )
+                else: zctas.read_file( gzip.open(datafile) )
             else:
                 if pyversion("3"):
                     zctas.read(datafile, encoding="utf-8")
@@ -951,7 +963,7 @@ def guess(
                 if pyversion("3"):
                     places.read_string(
                         gzip.open(datafile).read().decode("utf-8") )
-                else: places.readfp( gzip.open(datafile) )
+                else: places.read_file( gzip.open(datafile) )
             else:
                 if pyversion("3"):
                     places.read(datafile, encoding="utf-8")
@@ -1518,6 +1530,9 @@ def correlate():
             zone = "z".join( fields[:2] ).lower()
             if zone in zones:
                 state = fields[0]
+                description = fields[3].strip()
+                fips = "fips%s"%fields[6]
+                countycode = "%sc%s" % (state.lower(), fips[-3:])
                 if state:
                     zones[zone]["coastal_flood_statement"] = (
                         "https://tgftp.nws.noaa.gov/data/watches_warnings/"
@@ -1525,27 +1540,25 @@ def correlate():
                     zones[zone]["flash_flood_statement"] = (
                         "https://tgftp.nws.noaa.gov/data/watches_warnings/"
                         "flash_flood/statement/%s/%s.txt"
-                        % (state.lower(), zone))
+                        % (state.lower(), countycode))
                     zones[zone]["flash_flood_warning"] = (
                         "https://tgftp.nws.noaa.gov/data/watches_warnings/"
                         "flash_flood/warning/%s/%s.txt"
-                        % (state.lower(), zone))
+                        % (state.lower(), countycode))
                     zones[zone]["flash_flood_watch"] = (
                         "https://tgftp.nws.noaa.gov/data/watches_warnings/"
                         "flash_flood/watch/%s/%s.txt" % (state.lower(), zone))
-                    zones[zone]["flood_statement"] = (
-                        "https://tgftp.nws.noaa.gov/data/watches_warnings/"
-                        "flood/statement/%s/%s.txt" % (state.lower(), zone))
                     zones[zone]["flood_warning"] = (
                         "https://tgftp.nws.noaa.gov/data/watches_warnings/"
-                        "flood/warning/%s/%s.txt" % (state.lower(), zone))
+                        "flood/warning/%s/%s.txt"
+                        % (state.lower(), countycode))
                     zones[zone]["severe_thunderstorm_warning"] = (
                         "https://tgftp.nws.noaa.gov/data/watches_warnings/"
-                        "thunderstorm/%s/%s.txt" % (state.lower(), zone))
+                        "thunderstorm/%s/%s.txt" % (state.lower(), countycode))
                     zones[zone]["severe_weather_statement"] = (
                         "https://tgftp.nws.noaa.gov/data/watches_warnings/"
                         "severe_weather_stmt/%s/%s.txt"
-                        % (state.lower(), zone))
+                        % (state.lower(), countycode))
                     zones[zone]["short_term_forecast"] = (
                         "https://tgftp.nws.noaa.gov/data/forecasts/nowcast/"
                         "%s/%s.txt" % (state.lower(), zone))
@@ -1556,14 +1569,15 @@ def correlate():
                     zones[zone]["state_forecast"] = (
                         "https://tgftp.nws.noaa.gov/data/forecasts/state/"
                         "%s/%s.txt" % (state.lower(), zone))
+                    zones[zone]["tornado"] = (
+                        "https://tgftp.nws.noaa.gov/data/watches_warnings/"
+                        "tornado/%s/%s.txt" % (state.lower(), countycode))
                     zones[zone]["urgent_weather_message"] = (
                         "https://tgftp.nws.noaa.gov/data/watches_warnings/"
                         "non_precip/%s/%s.txt" % (state.lower(), zone))
                     zones[zone]["zone_forecast"] = (
                         "https://tgftp.nws.noaa.gov/data/forecasts/zone/"
                         "%s/%s.txt" % (state.lower(), zone))
-                description = fields[3].strip()
-                fips = "fips%s"%fields[6]
                 county = fields[5]
                 if county:
                     if description.endswith(county):
@@ -1605,7 +1619,7 @@ def correlate():
     removed = 0
     changed = 0
     overrides = configparser.ConfigParser()
-    overrides.readfp( codecs.open(overrides_fn, "r", "utf8") )
+    overrides.read_file( codecs.open(overrides_fn, "r", "utf8") )
     overrideslog = []
     for section in overrides.sections():
         addopt = 0
Retrieve conditions and forecasts.