From 12c77cdbfa4ec48d935af3ae7cf1118e38bec6e1 Mon Sep 17 00:00:00 2001
From: tv <tv@also>
Date: Sun, 29 May 2011 15:47:21 +0200
Subject: lowered filesystem hierarchy--everything are modules

---
 noise/modules/temp | 56 ++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 56 insertions(+)
 create mode 100755 noise/modules/temp

(limited to 'noise/modules/temp')

diff --git a/noise/modules/temp b/noise/modules/temp
new file mode 100755
index 00000000..2f1dfcef
--- /dev/null
+++ b/noise/modules/temp
@@ -0,0 +1,56 @@
+#! /bin/bash
+
+main() {
+  case "$1" in
+    (--help)
+      echo "report temperature in K, °C, °R, or °F."
+    ;;
+    (-C|--celsius)
+      espeak_inside `inside_temp 'x - 273.15'` Grad Zelsius
+      espeak_outside `outside_temp 'x - 273.15'` Grad Zelsius
+    ;;
+    (-F|--fahrenheit)
+      espeak_inside `inside_temp 'x * 9/5 - 459.67'` Grad Fahrenheit
+      espeak_outside `outside_temp 'x * 9/5 - 459.67'` Grad Fahrenheit
+    ;;
+    (-R|--rankine)
+      espeak_inside `inside_temp 'x * 9/5'` Grad Renkin
+      espeak_outside `outside_temp 'x * 9/5'` Grad Renkin
+    ;;
+    (-K|--kelvin|*)
+      espeak_inside `inside_temp` Kelvin
+      espeak_outside `outside_temp` Kelvin
+    ;;
+  esac
+}
+
+## temp [<formula with temperature as x>]
+## Echo temperature in K.  If formula is given then return that result instead.
+inside_temp() {
+  echo "scale=2; x=`/krebs/temper/temper` + 273.15; ${1-x}" | bc
+}
+
+outside_temp() {
+  echo "scale=2; x=`dig +short txt outside.elwood.temp.citecs.de |
+          sed 's/^"DEG \([0-9]\+\.[0-9]\+\)"$/\1/'
+       ` + 273.15; ${1-x}" | bc
+}
+
+espeak_inside() {
+  echo Die Krebs-tempera-tur beträgt $@ | to_espeak
+}
+
+espeak_outside() {
+  echo Die Außen-tempera-tur beträgt $@ | to_espeak
+}
+
+to_espeak() {
+  sed '
+    s/\(\.[0-9]\)0\+/\1/g
+    s/\(\.[0-9]\)\([0-9]\)[0-9]*/ \1 \2 /;
+    s/^-/minus /;
+    s/\./ komma /;
+  ' | tee $NOISE_linefeed
+}
+
+main "$@"
-- 
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