Wifi Menu

Slightly modified from https://github.com/fourstepper/wofi-wifi-menu

wofi/wofi-wifi-menu.sh

@@ -0,0 +1,101 @@
+#!/usr/bin/env bash
+
+# Starts a scan of available broadcasting SSIDs
+# nmcli dev wifi rescan
+
+DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"
+
+FIELDS=SSID,SECURITY
+POSITION=0
+YOFF=0
+XOFF=0
+
+if [ -r "$DIR/config" ]; then
+	source "$DIR/config"
+elif [ -r "$HOME/.dotfiles/wofi/wifi" ]; then
+	source "$HOME/.dotfiles/wofi/wifi"
+else
+	echo "WARNING: config file not found! Using default values."
+fi
+
+LIST=$(nmcli --fields "$FIELDS" device wifi list | sed '/^--/d')
+# For some reason wofi always approximates character width 2 short... hmmm
+RWIDTH=$(($(echo "$LIST" | head -n 1 | awk '{print length($0); }')*10))
+# Dynamically change the height of the wofi menu
+LINENUM=$(echo "$LIST" | wc -l)
+# Gives a list of known connections so we can parse it later
+KNOWNCON=$(nmcli connection show)
+# Really janky way of telling if there is currently a connection
+CONSTATE=$(nmcli -fields WIFI g)
+
+CURRSSID=$(LANGUAGE=C nmcli -t -f active,ssid dev wifi | awk -F: '$1 ~ /^yes/ {print $2}')
+
+if [[ ! -z $CURRSSID ]]; then
+	HIGHLINE=$(echo  "$(echo "$LIST" | awk -F "[  ]{2,}" '{print $1}' | grep -Fxn -m 1 "$CURRSSID" | awk -F ":" '{print $1}') + 1" | bc )
+fi
+
+# HOPEFULLY you won't need this as often as I do
+# If there are more than 8 SSIDs, the menu will still only have 8 lines
+if [ "$LINENUM" -gt 8 ] && [[ "$CONSTATE" =~ "enabled" ]]; then
+	LINENUM=8
+elif [[ "$CONSTATE" =~ "disabled" ]]; then
+	LINENUM=1
+fi
+
+
+if [[ "$CONSTATE" =~ "enabled" ]]; then
+	TOGGLE="toggle off"
+elif [[ "$CONSTATE" =~ "disabled" ]]; then
+	TOGGLE="toggle on"
+fi
+
+
+CHENTRY=$(echo -e "$TOGGLE\nmanual\n$LIST" | uniq -u | wofi -s $HOME/.dotfiles/wofi/style.css -i -d --prompt "Wi-Fi SSID: " --lines "$LINENUM" --location "$POSITION" --yoffset "$YOFF" --xoffset "$XOFF" --width $RWIDTH)
+if [[ $CHENTRY == "" ]]; then
+        exit
+fi
+#echo "$CHENTRY"
+CHSSID=$(echo "$CHENTRY" | sed  's/\s\{2,\}/\|/g' | awk -F "|" '{print $1}')
+#echo "$CHSSID"
+
+# If the user inputs "manual" as their SSID in the start window, it will bring them to this screen
+if [ "$CHENTRY" = "manual" ] ; then
+	# Manual entry of the SSID and password (if appplicable)
+	MSSID=$(echo "enter the SSID of the network (SSID,password)" | wofi -s $HOME/.dotfiles/wofi/style.css -d "Manual Entry: " --lines 1)
+	# Separating the password from the entered string
+	MPASS=$(echo "$MSSID" | awk -F "," '{print $2}')
+
+	#echo "$MSSID"
+	#echo "$MPASS"
+
+	# If the user entered a manual password, then use the password nmcli command
+	if [ "$MPASS" = "" ]; then
+		nmcli dev wifi con "$MSSID"
+	else
+		nmcli dev wifi con "$MSSID" password "$MPASS"
+	fi
+
+elif [ "$CHENTRY" = "toggle on" ]; then
+	nmcli radio wifi on
+
+elif [ "$CHENTRY" = "toggle off" ]; then
+	nmcli radio wifi off
+
+else
+
+	# If the connection is already in use, then this will still be able to get the SSID
+	if [ "$CHSSID" = "*" ]; then
+		CHSSID=$(echo "$CHENTRY" | sed  's/\s\{2,\}/\|/g' | awk -F "|" '{print $3}')
+	fi
+
+	# Parses the list of preconfigured connections to see if it already contains the chosen SSID. This speeds up the connection process
+	if [[ $(echo "$KNOWNCON" | grep "$CHSSID") = "$CHSSID" ]]; then
+		nmcli con up "$CHSSID"
+	else
+		if [[ "$CHENTRY" =~ "WPA2" ]] || [[ "$CHENTRY" =~ "WEP" ]]; then
+			WIFIPASS=$(echo "if connection is stored, hit enter" | wofi -s $HOME/.dotfiles/wofi/style.css -P -d --prompt "password" --lines 1 --location "$POSITION" --yoffset "$YOFF" --xoffset "$XOFF" --width $RWIDTH)
+		fi
+		nmcli dev wifi con "$CHSSID" password "$WIFIPASS"
+	fi
+
+fi