status bar refresh

1 files changed, 166 insertions, 0 deletions

diff --git a/dwm-status-refresh.sh b/dwm-status-refresh.sh
new file mode 100755
index 0000000..73da128
--- /dev/null
+++ b/dwm-status-refresh.sh
@@ -0,0 +1,166 @@
+#!/bin/bash
+# Screenshot: http://s.natalian.org/2013-08-17/dwm_status.png
+# Network speed stuff stolen from http://linuxclues.blogspot.sg/2009/11/shell-script-show-network-speed.html
+
+# This function parses /proc/net/dev file searching for a line containing $interface data.
+# Within that line, the first and ninth numbers after ':' are respectively the received and transmited bytes.
+function get_bytes {
+	# Find active network interface
+	interface=$(ip route get 8.8.8.8 2>/dev/null| awk '{print $5}')
+	line=$(grep $interface /proc/net/dev | cut -d ':' -f 2 | awk '{print "received_bytes="$1, "transmitted_bytes="$9}')
+	eval $line
+	now=$(date +%s%N)
+}
+
+# Function which calculates the speed using actual and old byte number.
+# Speed is shown in KByte per second when greater or equal than 1 KByte per second.
+# This function should be called each second.
+
+function get_velocity {
+	value=$1
+	old_value=$2
+	now=$3
+
+	timediff=$(($now - $old_time))
+	velKB=$(echo "1000000000*($value-$old_value)/1024/$timediff" | bc)
+	if test "$velKB" -gt 1024
+	then
+		echo $(echo "scale=2; $velKB/1024" | bc)MB/s
+	else
+		echo ${velKB}KB/s
+	fi
+}
+
+# Get initial values
+get_bytes
+old_received_bytes=$received_bytes
+old_transmitted_bytes=$transmitted_bytes
+old_time=$now
+
+print_volume() {
+	volume="$(amixer get Master | tail -n1 | sed -r 's/.*\[(.*)%\].*/\1/')"
+	if test "$volume" -gt 0
+	then
+		echo -e "\uE05D${volume}"
+	else
+		echo -e "Mute"
+	fi
+}
+
+print_mem(){
+	memfree=$(($(grep -m1 'MemAvailable:' /proc/meminfo | awk '{print $2}') / 1024))
+	echo -e "$memfree"
+}
+
+print_temp(){
+	test -f /sys/class/thermal/thermal_zone0/temp || return 0
+	echo $(head -c 2 /sys/class/thermal/thermal_zone0/temp)C
+}
+
+#!/bin/bash
+
+get_time_until_charged() {
+
+	# parses acpitool's battery info for the remaining charge of all batteries and sums them up
+	sum_remaining_charge=$(acpitool -B | grep -E 'Remaining capacity' | awk '{print $4}' | grep -Eo "[0-9]+" | paste -sd+ | bc);
+
+	# finds the rate at which the batteries being drained at
+	present_rate=$(acpitool -B | grep -E 'Present rate' | awk '{print $4}' | grep -Eo "[0-9]+" | paste -sd+ | bc);
+
+	# divides current charge by the rate at which it's falling, then converts it into seconds for `date`
+	seconds=$(bc <<< "scale = 10; ($sum_remaining_charge / $present_rate) * 3600");
+
+	# prettifies the seconds into h:mm:ss format
+	pretty_time=$(date -u -d @${seconds} +%T);
+
+	echo $pretty_time;
+}
+
+get_battery_combined_percent() {
+
+	# get charge of all batteries, combine them
+	total_charge=$(expr $(acpi -b | awk '{print $4}' | grep -Eo "[0-9]+" | paste -sd+ | bc));
+
+	# get amount of batteries in the device
+	battery_number=$(acpi -b | wc -l);
+
+	percent=$(expr $total_charge / $battery_number);
+
+	echo $percent;
+}
+
+get_battery_charging_status() {
+
+	if $(acpi -b | grep --quiet Discharging)
+	then
+		echo "🔋";
+	else # acpi can give Unknown or Charging if charging, https://unix.stackexchange.com/questions/203741/lenovo-t440s-battery-status-unknown-but-charging
+		echo "🔌";
+	fi
+}
+
+
+
+print_bat(){
+	#hash acpi || return 0
+	#onl="$(grep "on-line" <(acpi -V))"
+	#charge="$(awk '{ sum += $1 } END { print sum }' /sys/class/power_supply/BAT*/capacity)%"
+	#if test -z "$onl"
+	#then
+		## suspend when we close the lid
+		##systemctl --user stop inhibit-lid-sleep-on-battery.service
+		#echo -e "${charge}"
+	#else
+		## On mains! no need to suspend
+		##systemctl --user start inhibit-lid-sleep-on-battery.service
+		#echo -e "${charge}"
+	#fi
+	#echo "$(get_battery_charging_status) $(get_battery_combined_percent)%, $(get_time_until_charged )";
+	echo "$(get_battery_charging_status) $(get_battery_combined_percent)%, $(get_time_until_charged )";
+}
+
+print_date(){
+	date '+%Y/%m/%d %H:%M'
+}
+
+show_record(){
+	test -f /tmp/r2d2 || return
+	rp=$(cat /tmp/r2d2 | awk '{print $2}')
+	size=$(du -h $rp | awk '{print $1}')
+	echo " $size $(basename $rp)"
+}
+
+
+LOC=$(readlink -f "$0")
+DIR=$(dirname "$LOC")
+export IDENTIFIER="unicode"
+
+#. "$DIR/dwmbar-functions/dwm_transmission.sh"
+#. "$DIR/dwmbar-functions/dwm_cmus.sh"
+#. "$DIR/dwmbar-functions/dwm_resources.sh"
+#. "$DIR/dwmbar-functions/dwm_battery.sh"
+#. "$DIR/dwmbar-functions/dwm_mail.sh"
+#. "$DIR/dwmbar-functions/dwm_backlight.sh"
+. "$DIR/dwmbar-functions/dwm_alsa.sh"
+#. "$DIR/dwmbar-functions/dwm_pulse.sh"
+#. "$DIR/dwmbar-functions/dwm_weather.sh"
+#. "$DIR/dwmbar-functions/dwm_vpn.sh"
+#. "$DIR/dwmbar-functions/dwm_network.sh"
+#. "$DIR/dwmbar-functions/dwm_keyboard.sh"
+#. "$DIR/dwmbar-functions/dwm_ccurse.sh"
+#. "$DIR/dwmbar-functions/dwm_date.sh"
+
+get_bytes
+
+# Calculates speeds
+vel_recv=$(get_velocity $received_bytes $old_received_bytes $now)
+vel_trans=$(get_velocity $transmitted_bytes $old_transmitted_bytes $now)
+
+xsetroot -name "  💿 $(print_mem)M $(dwm_alsa) $(print_date) "
+
+# Update old values to perform new calculations
+old_received_bytes=$received_bytes
+old_transmitted_bytes=$transmitted_bytes
+old_time=$now
+
+exit 0