more cleaning

data/data

@@ -0,0 +1,125 @@
+#!/bin/sh
+
+set -e
+
+# on Linux only:
+# these files (separated by newlines) will have the current CPU temperature
+# multiplied by $CPU_TEMP_SCALE. this script divides the file contents by scale
+# and displays that temperature (assumed to be in Celsius units)
+CPU_TEMP_FILES="/sys/devices/platform/coretemp.0/hwmon/hwmon4/temp2_input
+/sys/devices/platform/coretemp.0/hwmon/hwmon4/temp3_input"
+CPU_TEMP_SCALE=1000
+
+# format for the date (by default in this script, ISO 8601)
+DATE="date +%Y-%m-%dT%T"
+
+DELIMITER=" || "
+
+# how fast to refresh the display (in seconds, will be substituted with 1 if
+# not an integer)
+INTERVAL=1
+
+# this URL will have in plain text the public IP address from which it was
+# accessed
+#PUBLIC_IP_FETCH_URL="http://ifconfig.io/"
+#PUBLIC_IP_FETCH_URL="https://ifconfig.io"
+#PUBLIC_IP_FETCH_URL="http://icanhazip.com"
+PUBLIC_IP_FETCH_URL="https://icanhazip.com"
+PUBLIC_IP6_FETCH_URL="$PUBLIC_IP_FETCH_URL"
+
+get_cpu_temp() {
+	if [ "$(uname)" = "Linux" ]; then
+		RETVAL=""
+		# iterate over files, adjust, print out "%dC "
+		for file in $CPU_TEMP_FILES;
+			do RETVAL="$RETVAL$(fdivide $(cat $file) $CPU_TEMP_SCALE)C "
+		done
+		# in-line python (bet you've never seen that before) that
+		# strips off trailing whitespace. could be done with sed but
+		# this was more fun
+		printf "%b" "$RETVAL" \
+			| python -c "from sys import stdin; print(stdin.read().rstrip() + '\n')"
+		return
+	elif [ "$(uname)" = "NetBSD" ]; then
+		printf "%bC" "$(envstat -s coretemp0:'cpu0 temperature' \
+			| sed 1,2d \
+			| cut -d ':' -f 2 \
+			| awk '{print $1}' \
+			| cut -d '.' -f 1)"
+		return
+	else
+		printf "get_cpu_temp: unsupported OS"
+	fi
+}
+
+get_current_desktop() {
+	case "$WM" in
+	(bspwm) printf "[%b] " "$(bspc query -D -d focused --names)" ;;
+	esac
+}
+
+get_memory_usage() {
+	if [ "$(uname)" = "Linux" ]; then
+		printf "%b" \
+			"$(free | head -n 2 | tail -n 1 \
+				| awk '{print $3 " used / " $2 " total"}')"
+		return
+	fi
+}
+
+get_public_ip() {
+	PUBLIC_IP4="$(curl -4 "$PUBLIC_IP_FETCH_URL" --no-progress-meter 2>/dev/null \
+		|| printf "-1")"
+	PUBLIC_IP6="$(curl -6 "$PUBLIC_IP6_FETCH_URL" --no-progress-meter 2>/dev/null \
+		|| printf "-1")"
+	if [ "$PUBLIC_IP4" = "-1" ] && [ "$PUBLIC_IP6" = "-1" ]; then
+		printf "[error fetching address]"
+	elif [ "$PUBLIC_IP4" = "-1" ]; then
+		printf "%b" "$PUBLIC_IP6"
+	elif [ "$PUBLIC_IP6" = "-1" ]; then
+		printf "%b" "$PUBLIC_IP4"
+	else
+		printf "%b / %b" "$PUBLIC_IP4" "$PUBLIC_IP6"
+	fi
+	return
+}
+
+PUBLIC_IP="$(get_public_ip)"
+
+printbar() {
+	printf "%b" "$(get_current_desktop)"
+	printf "%b" $($DATE)
+	printf "%b" "$DELIMITER"
+	printf "%b" "BAT: $(battery)"
+	printf "%b" "$DELIMITER"
+	printf "%b" "CPU: $(get_cpu_temp)"
+	printf "%b" "$DELIMITER"
+	printf "%b" "PuIP: $PUBLIC_IP"
+	#printf "%b" "$DELIMITER"
+	#printf "%b" "MEM: $(get_memory_usage)"
+	printf "\n"
+	return
+}
+
+# check to make sure customizeable vars are in proper format
+
+[ -n "$INTERVAL" ] && str isdigit "$INTERVAL" \
+	|| INTERVAL=1
+
+[ -n "$CPU_TEMP_SCALE" ] && str isdigit "$CPU_TEMP_SCALE" \
+		&& [ "$CPU_TEMP_SCALE" -gt 0 ] \
+	|| CPU_TEMP_SCALE=1
+
+[ -n "$CPU_TEMP_FILES" ] \
+	|| alias get_cpu_temp="printf '[no temperature files specified]\n'"
+
+# main loop
+
+while true; do
+	printbar
+	sleep "$INTERVAL"
+	if streq $(date +'%S') 00; then
+		# every minute
+		PUBLIC_IP="$(get_public_ip)"
+	fi
+done