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changeset 334:088bb2621595

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weather: Do not attempt to access weather data through unset / invalid min/max temp keys.
author Matti Hamalainen <ccr@tnsp.org>
date Sat, 26 Sep 2015 14:38:53 +0300
parents 9cecab5a0862
children e6473e7083aa
files weather.tcl
diffstat 1 files changed, 8 insertions(+), 3 deletions(-) [+]
line wrap: on
line diff
--- a/weather.tcl	Thu Aug 27 13:04:13 2015 +0300
+++ b/weather.tcl	Sat Sep 26 14:38:53 2015 +0300
@@ -223,9 +223,14 @@
     }
     close $ufile
     
-    # Store min/max 
-    set weather_data(w_min) $weather_data($wtemp_min_key)
-    set weather_data(w_max) $weather_data($wtemp_max_key)
+    # Store min/max
+    if {$wtemp_min_key != "" && $wtemp_max_key != ""} {
+      set weather_data(w_min) $weather_data($wtemp_min_key)
+      set weather_data(w_max) $weather_data($wtemp_max_key)
+    } else {
+      set weather_data(w_min) 0
+      set weather_data(w_max) 0
+    }
   } else {
     weather_log "Could not open data file: $uerrmsg"
   }