various improvements

.local/bin/statusbar/nettraf

@@ -21,11 +21,11 @@ update() {
 [ -f "$lasttime" ] && read -r previoustime < "$lasttime" || previoustime=0
 rx=$(update /sys/class/net/[ew]*/statistics/rx_bytes)
 tx=$(update /sys/class/net/[ew]*/statistics/tx_bytes)
-timedifference=$(( "$(date +'%s')" - "$previoustime" ))
+timedifference=$(( $(date +'%s') - previoustime ))
 
 if [ "$timedifference" -gt 0 ]; then
-	rx_avg=$(( "$rx" / "$timedifference" ))
-	tx_avg=$(( "$tx" / "$timedifference" ))
+	rx_avg=$(( rx / timedifference ))
+	tx_avg=$(( tx / timedifference ))
 else
 	rx_avg=$rx
 	tx_avg=$tx

.local/bin/tools/ce

@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 #A script that launches documents in their respective viewers
 #either via dmenu or fzf depending on the context
 ppid () { ps -p ${1:-$$} -o ppid=; }

.local/bin/tools/dmenuhandler

@@ -17,6 +17,6 @@ case "$(printf "mpv\\ncopy url\\nqueue download\\nqueue youtube-dl\\nbrowser\\nr
 	#w3m) w3m "$1" >/dev/null 2>&1 ;;
 	#"mpv (float)") setsid mpv --input-ipc-server=/tmp/mpvsoc$(date +%s) --geometry=+0-0 --autofit=30%  --title="mpvfloat" "$1" >/dev/null 2>&1 & ;;
 	"rip media") dest="$(dmenuinput 'name of folder:')"
-			lynx --dump --nonumbers --listonly "$1" | grep -E "(*\.webm|*\.mp4|\.gif|\.jpg|\.jpeg|\.png|\.pdf|\.epub|\.mobi|\.djvu)" | sort -u | xargs wget -P "$HOME/$dest"
+			lynx --dump --nonumbers --listonly "$1" | grep -E "\.(webm|mp4|gif|jpg|jpeg|png|pdf|epub|mobi|djvu)" | sort -u | xargs wget -P "$HOME/$dest"
 			notify-send "dmenuhandler" "all media ripped into $dest";;
 esac