X-Git-Url: https://git.xandkar.net/?a=blobdiff_plain;f=bin%2Ftoday;h=f9c2d289193680f400ce7b78061d5ded6c888a70;hb=0136ca23d40181f1fad3dd145586ee2d84bd6a22;hp=0c7192a997ef5c3736ba97b3f3d33b7f9aac71d4;hpb=4af9eedb66a0b7f3ae4201fe1b8260f265784f80;p=khome.git

diff --git a/bin/today b/bin/today
index 0c7192a..f9c2d28 100755
--- a/bin/today
+++ b/bin/today
@@ -1,7 +1,12 @@
-#! /bin/sh
+#! /bin/bash
 
 set -e
 
+DIR_DATA="$HOME/var/run/today"
+FILE_WEATHER="$DIR_DATA/weather"
+
+mkdir -p "$DIR_DATA"
+
 repeat() {
     x="$1"
     n="$2"
@@ -40,11 +45,26 @@ ip_addresses=$(
     | column -t
 )
 
-weather=$(
-    curl "http://wttr.in/${ZIP_CODE}?1" 2> /dev/null \
-    || \
-    echo "Weather update failed" \
-)
+weather_fetch() {
+    curl "http://wttr.in/${ZIP_CODE}?1" \
+    1> "$FILE_WEATHER" \
+    2> /dev/null
+}
+
+weather_file_age() {
+    echo $(( $(date +%s) - $(stat -c '%Y' "$FILE_WEATHER") ))
+}
+
+weather_get_or_fetch() {
+    weather_file_age_limit=$(( 3 * 60 * 60 ))
+    if [[ ! -e $FILE_WEATHER || weather_file_age -ge $weather_file_age_limit ]]
+    then
+        weather_fetch
+    fi
+    cat "$FILE_WEATHER"
+}
+
+weather="$(weather_get_or_fetch)"
 
 clear
 #LANG="$ts_lang" ncal -M $(date +%Y)
@@ -61,5 +81,6 @@ echo "$bar"
 echo "$ip_addresses"
 echo "$bar"
 echo ''
+echo "Fetched on: $(stat -c %y $FILE_WEATHER)"
 echo "$weather"
 echo ''