libgweather: push NWS segfault fix upstream

pkgs/patched/libgweather/default.nix

@@ -1,13 +1,18 @@
 { lib
 , libgweather
+, fetchpatch
 , ...
 }@attrs:
 (libgweather.override
-  (removeAttrs attrs [ "libgweather" ])
+  (removeAttrs attrs [ "fetchpatch" "libgweather" ])
 ).overrideAttrs (upstream: {
   patches = lib.unique (
     (upstream.patches or []) ++ [
-      ./nws-fix-null-string-comparison.patch
+      (fetchpatch {
+        url = "https://gitlab.gnome.org/GNOME/libgweather/-/merge_requests/282.patch";
+        name = "nws: fix null string comparison when reading visibility";
+        hash = "sha256-2sfRVvVbUL8jCSuZXlZxs5VYFJlRmFjwL1L6oF0zGo8=";
+      })
     ]
   );
 })

pkgs/patched/libgweather/nws-fix-null-string-comparison.patch

@@ -1,49 +0,0 @@
-commit 29b80763f81688f789c907f7ecba4c8063745ac2 (HEAD -> sane-dev)
-Author: Colin <colin@uninsane.org>
-Date:   2023-08-24 08:03:47 +0000
-
-    nws: fix null string comparison for visibility forecast
-
-    The API returns a json entry like `"unitCode": "wmoUnit:km"` for the
-    visibility property. All the other fields are observed to still be
-    "uom".
-
-diff --git a/libgweather/weather-nws.c b/libgweather/weather-nws.c
-index 2a7238b9..501c3523 100644
---- a/libgweather/weather-nws.c
-+++ b/libgweather/weather-nws.c
-@@ -381,6 +381,9 @@ read_interval_values (GSList *forecast_list,
-     uom = NULL;
-     if (json_object_has_member (prop, "uom")) {
-         uom = json_object_get_string_member (prop, "uom");
-+    } else if (json_object_has_member (prop, "unitCode")) {
-+        // The "visibility" property in forecasts uses this unique key for the unit
-+        uom = json_object_get_string_member (prop, "unitCode");
-     }
-
-     read_value = (*select_read_value) (uom);
-@@ -776,6 +779,12 @@ read_visibility_m (GWeatherInfo *info, JsonNode *node)
-     info->visibility = json_node_get_double (node) / VISIBILITY_SM_TO_M (1.);
- }
-
-+static void
-+read_visibility_km (GWeatherInfo *info, JsonNode *node)
-+{
-+    info->visibility = json_node_get_double (node) / VISIBILITY_SM_TO_KM (1.);
-+}
-+
- static void
- read_visibility_sm (GWeatherInfo *info, JsonNode *node)
- {
-@@ -785,8 +794,10 @@ read_visibility_sm (GWeatherInfo *info, JsonNode *node)
- static ValueReader
- select_read_visibility (const gchar *uom)
- {
--    if (strcmp (uom, "wmoUnit:m") == 0) {
-+    if (uom != NULL && strcmp (uom, "wmoUnit:m") == 0) {
-         return read_visibility_m;
-+    } else if (uom != NULL && strcmp (uom, "wmoUnit:km") == 0) {
-+        return read_visibility_km;
-     }
-     return read_visibility_sm;
- }