timezone selector fix (#909)

* Added time zone selection in web config based on time zone name.

* Added default timezone config file. Default is Abidjan because first in list that is GMT0, which probably matches the default in `/etc/TZ`

* Update timezone.conf

* Added default timezone config file. Default is Abidjan because first in list that is GMT0, which probably matches the default in `/etc/TZ`

* improved time zone changes with seperate function. timezone is now set at boot time to avoid time zone name and actual system time zone mismatch

firmware_mod/config/timezone.conf

@@ -1 +1 @@
-Europe/London
+Europe/London

firmware_mod/run.sh

@@ -130,7 +130,10 @@ fi
 
 echo "udhcpc: $udhcpc_status" >> $LOGPATH
 
-## Sync the via NTP:
+## Set Timezone
+set_timezone
+
+## Sync the time via NTP:
 if [ ! -f $CONFIGPATH/ntp_srv.conf ]; then
   cp $CONFIGPATH/ntp_srv.conf.dist $CONFIGPATH/ntp_srv.conf
 fi

firmware_mod/scripts/common_functions.sh

@@ -446,6 +446,15 @@ update_axis(){
   fi
 }
 
+# Set timezone from the timezone config file to system timezone
+set_timezone(){
+  timezone_name=`cat /system/sdcard/config/timezone.conf`
+  timezone=`/system/sdcard/bin/busybox awk -F '\t' -v tzn="$timezone_name" '($1==tzn) {print $2}' /system/sdcard/www/timezones.tsv`
+  if [ "$(cat /etc/TZ)" != "$timezone" ]; then
+    echo "$timezone" > /etc/TZ
+  fi
+}
+
 # Reboot the System
 reboot_system() {
   /sbin/reboot

firmware_mod/www/cgi-bin/action.cgi

@@ -196,20 +196,11 @@ if [ -n "$F_cmd" ]; then
 
       timezone_name=$(printf '%b' "${F_timeZone//%/\\x}")
       if [ "$(cat /system/sdcard/config/timezone.conf)" != "$timezone_name" ]; then
-        echo "<p>Setting time zone name to '$timezone_name'...</p>"
+        echo "<p>Setting time zone to '$timezone_name'...</p>"
         echo "$timezone_name" > /system/sdcard/config/timezone.conf
-      fi 
+        # Set system timezone from timezone name
-
+        set_timezone
-      timezone=$(/system/sdcard/bin/busybox awk -F '\t' -v tzn="$timezone_name" '($1==tzn) {print $2}' /system/sdcard/www/timezones.tsv)
+      fi      
-      if [ "$(cat /etc/TZ)" != "$timezone" ]; then
-        echo "<p>Setting TZ to '$timezone'...</p>"
-        echo "$timezone" > /etc/TZ
-        echo "<p>Syncing time...</p>"
-        if /system/sdcard/bin/busybox ntpd -q -n -p "$ntp_srv" > /dev/null 2>&1; then
-          echo "<p>Success</p>"
-        else echo "<p>Failed</p>"
-        fi
-      fi     
 
       hst=$(printf '%b' "${F_hostname//%/\\x}")
       if [ "$(cat /system/sdcard/config/hostname.conf)" != "$hst" ]; then