screen: expanded netinfo script printing capabilities

screen/.config/screen/bin/netinfo.sh

@@ -1,16 +1,85 @@
 #!/bin/sh
 # Usage: ./netinfo.sh [--color [screen]]
 
-if [ "$1" = "--color" ]; then
+while [ $# -gt 0 ] ; do
+  case "$1" in
+    "--newline")
+      newline=1
+    ;;
+    "--icon")
+      case $2 in
+        "ascii"|""|"--"*)
+          case "$2" in
+            "--"*|"")
+              : # skip if it's a parameter or is empty
+            ;;
+            *)
+              shift
+            ;;
+          esac
+          iconize=1
+          iconbar0="[----]"
+          iconbar1="[#---]"
+          iconbar2="[##--]"
+          iconbar3="[###-]"
+          iconbar4="[####]"
+        ;;
+        "ascii-alt")
+          shift
+          iconize=1
+          iconbar0="____"
+          iconbar1="▂___"
+          iconbar2="▂▄__"
+          iconbar3="▂▄▆_"
+          iconbar4="▂▄▆█"
+        ;;
+        "nerd")
+          shift
+          iconize=1
+          iconbar0=
+          iconbar1=
+          iconbar2=
+          iconbar3=
+          iconbar4=
+        ;;
+        *)
+            printf "Icon coding not supported. Aborting...\n"
+            exit 1
+        ;;
+      esac
+    ;;
+    "--color")
       case $2 in
         "screen")
+          shift
+          colorize=1
           colgreen="\005{g}"
           colyellow="\005{y}"
           colred="\005{r}"
           colred_blink="\005{+B r}"
           colend="\005{-}"
         ;;
-        "")
+        "lemonbar")
+          shift
+          colorize=1
+          # xterm ANSI color palette
+          colgreen="%{F#00CD00}"
+          colyellow="%{F#CDCD00}"
+          colred="%{F#CD0000}"
+          colred_blink="%{F#000000}%{B#CD0000}" # no blinking available :(
+          colend="%{F-}"
+          colbgend="%{B-}"
+          ;;
+        "ansi"|""|"--"*)
+          case "$2" in
+            "--"*|"")
+              : # skip if it's a parameter or is empty
+            ;;
+            *)
+              shift
+            ;;
+          esac
+            colorize=1
             colgreen="\033[0;32m"
             colyellow="\033[0;33m"
             colred="\033[0;31m"
@@ -22,27 +91,38 @@ if [ "$1" = "--color" ]; then
           exit 1
         ;;
       esac
-fi
+    ;;
+    *)
+      printf "Parameter not recognized. Aborting...\n"
+      exit 1
+    ;;
+  esac
+  shift
+done
 
-wifi_str() {
+_wifi_str() {
     wifi_signal="$(cat < /proc/net/wireless | grep "$1" | awk '{print $3}' | tr -d '.')"
     bar=""
     case $wifi_signal in
-        [0-1][0-9])
+        [0][0-9])
           color=${colred}
-          bar="▂___"
+          bar="$iconbar0"
+        ;;
+        [1][0-9])
+          color=${colred}
+          bar="$iconbar1"
         ;;
         [2-3][0-9])
           color=${colyellow}
-          bar="▂▄__"
+          bar="$iconbar2"
         ;;
         [4-5][0-9])
           color=${colgreen}
-          bar="▂▄▆_"
+          bar="$iconbar3"
         ;;
         [6-7][0-9])
           color=${colgreen}
-          bar="▂▄▆█"
+          bar="$iconbar4"
         ;;
         *)
           color=${colred_blink}
@@ -57,13 +137,13 @@ IFACES="$(ip link show | awk '/^[0-9]+:/ {sub(/:/,"",$2); print $2","$9}')"
 multi_ifce=0
 for NET_IFACE in $IFACES ; do
 
-  [ "$(echo "$NET_IFACE" | cut -d ',' -f2)" = "DOWN" ] && continue
+  [ "$(printf "%s\n" "$NET_IFACE" | cut -d ',' -f2)" = "DOWN" ] && continue
 
   device="$(echo "$NET_IFACE" | cut -d ',' -f1)"
   case $device in
     wlp*)
       [ $multi_ifce = 1 ] && STR_OUT="$STR_OUT|" || multi_ifce="1"
-      STR_OUT="$STR_OUT$(wifi_str "$device")"
+      STR_OUT="$STR_OUT$(_wifi_str "$device")"
       ;;
     enp*)
       [ $multi_ifce = 1 ] && STR_OUT="$STR_OUT|" || multi_ifce="1"
@@ -77,3 +157,5 @@ for NET_IFACE in $IFACES ; do
 done
 
 printf "%s" "${STR_OUT}"
+
+[ "$newline" = 1 ] && printf "\n" || :

screen/.screenrc

@@ -16,7 +16,7 @@ defscrollback 10000
 
 # backtick id lifespan autorefresh cmd args...
 backtick 1 10 10 $HOME/.config/screen/bin/battery.sh --color screen
-backtick 2 10 10 $HOME/.config/screen/bin/netinfo.sh --color screen
+backtick 2 10 10 $HOME/.config/screen/bin/netinfo.sh --icon ascii --color screen
 
 # Statusbar
 hardstatus on