raspberrypi_gpio_relay_licht/mswitch.cgi

   1 #!/bin/zsh
   2
   3 VALID_ONOFF_IDS=(ceiling1 ceiling2 ceiling3 ceiling4 ceiling5 ceiling6)
   4 VALID_GPIO_IDS=(4 23 18 17 22 21)
   5 local -A IDGPIOMAP
   6 local -A GPIOIDMAP
   7 IDGPIOMAP[ceiling1]=4
   8 IDGPIOMAP[ceiling2]=23
   9 IDGPIOMAP[ceiling3]=18
  10 IDGPIOMAP[ceiling4]=17
  11 IDGPIOMAP[ceiling5]=22
  12 IDGPIOMAP[ceiling6]=21
  13 GPIOPATH=/sys/class/gpio/gpio
  14
  15 for k v in ${(kv)IDGPIOMAP}; do
  16   GPIOIDMAP[$v]=$k
  17 done
  18
  19 local -A GPIOS
  20 for QUERY in `echo $QUERY_STRING | tr '&' ' '`; do
  21   for VALIDID in $VALID_ONOFF_IDS; do
  22     if [ "$QUERY" = "$VALIDID=1" ]; then
  23       GPIOS[$IDGPIOMAP[$VALIDID]]=1
  24     elif [ "$QUERY" = "$VALIDID=0" ]; then
  25       GPIOS[$IDGPIOMAP[$VALIDID]]=0
  26     fi
  27   done
  28   if [ "$QUERY" = "mobile=1" ]; then
  29     MOBILE='1'
  30     NOFLOAT='1'
  31   elif [ "$QUERY" = "nofloat=1" ]; then
  32     NOFLOAT='1'
  33   fi
  34 done
  35
  36
  37 print_gpio_state() {
  38   GPIO=${IDGPIOMAP[$1]}
  39   GPIOVALUE=$(cat "${GPIOPATH}${GPIO}/value")
  40   if [[ $GPIOVALUE == "0" ]]; then
  41     echo -n "true"
  42   else
  43     echo -n "false"
  44   fi
  45 }
  46
  47 gpio_is_on() {
  48   GPIO=${IDGPIOMAP[$1]}
  49   GPIOVALUE=$(cat "${GPIOPATH}${GPIO}/value")
  50   [ "$GPIOVALUE" = "0" ]
  51 }
  52
  53 echo "Content-type: text/html"
  54 echo ""
  55
  56 local -a GPIOSTATES
  57 for CHECKID in $VALID_ONOFF_IDS; do
  58   VAL=$GPIOS[$IDGPIOMAP[$CHECKID]]
  59   if [[ $VAL == 1 || $VAL == 0 ]]; then
  60     [[ $VAL == 1 ]] && VAL=0 || VAL=1
  61     echo "$VAL" > "${GPIOPATH}${IDGPIOMAP[$CHECKID]}/value"
  62   fi
  63   GPIOSTATES+=(\"${CHECKID}\":"$(print_gpio_state $CHECKID)")
  64 done
  65 JSON_STATE="{${(j:,:)GPIOSTATES}}"
  66 print ${(q)JSON_STATE}
  67 if ((#GPIOS > 0)); then
  68   print "[$(date +%s),\"$REMOTE_ADDR\",${(q)JSON_STATE}]," >> /var/log/licht/mswitch.log
  69 fi