.dotfiles/.config/wofi/scripts/select-wifi

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2021-11-28 16:19:50 +01:00
#!/usr/bin/env bash
# Connect to WIFI
# Modified from https://github.com/zbaylin/rofi-wifi-menu/blob/master/rofi-wifi-menu.sh
# export LC_ALL="en_US.UTF-8"
export LANG="en_US.UTF-8"
export LANGUAGE="en_US:en"
# Starts a scan of available broadcasting SSIDs
# nmcli dev wifi rescan
DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"
# FIELDS=SSID,SECURITY,BARS,ACTIVE
FIELDS=SSID,BARS,ACTIVE,SECURITY
POSITION=0
XOFF=-30
LOC=3
CACHE=~/.local/tmp/wifi-wofi
WWIDTH=370
MAXHEIGHT=1000
LIST=$(nmcli --fields "$FIELDS" device wifi list | sed '/^--/d' | \
awk -F "[ ]{2,}" '/SSID/ {next} {;
sub(/yes/, "", $3);
sub(/no/, "", $3);
if ($4 == "--") $4=""; else $4="";
printf "<tt>%-4s %-26s </tt>%s %s\n", $2,$1,$3,$4 }')
# Bluetooth connections
LISTB=$(nmcli --fields NAME,TYPE,ACTIVE con show | \
awk -F "[ ]{2,}" '/bluetooth/ {;
sub(/yes/, "", $3);
sub(/no/, "", $3);
printf "<tt> %-26s </tt>%s \n", $1,$3 }')
# Gives a list of known connections so we can parse it later
KNOWNCON=$(nmcli connection show | awk -F '[[:space:]][[:space:]]+' '{printf "%s\n", $1}')
# Really janky way of telling if there is currently a connection
CONSTATE=$(nmcli -fields WIFI g | awk '/enabled|disabled/ { print $0}')
CURRSSID=$(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 $2}' | grep -Fxn -m 1 "$CURRSSID" | awk -F ":" '{print $1}') + 1" | bc )
fi
LINENUM=$(echo -e "toggle\nmanual\n${LISTB}\n${LIST}" | wc -l)
# If there are more than 20 SSIDs, the menu will still only have 20 lines
if [ "$LINENUM" -gt 20 ] && [[ "$CONSTATE" =~ "enabled" ]]; then
LINENUM=20
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 "$TOGGLE\nmanual\n$LISTB\n$LIST" | uniq -u | \
wofi -i --dmenu -p "Wi-Fi SSID: " --width "$WWIDTH" --lines ${LINENUM} --cache-file /dev/null --location $LOC --xoffset $XOFF | awk -F "[ ]{2,}" '{gsub(/<[^>]*>/, ""); print $0}')
CHSSID=$(echo "$CHENTRY" | awk -F "[ ]{2,}" '{print $2}')
# If the user inputs "manual" as their SSID in the start window, it will bring them to this screen
if [ "$CHENTRY" = "manual" ] ; then
# Manual entry of the SSID and password (if appplicable)
MSSID=$(echo "enter the SSID of the network (SSID,password)" | wofi --dmenu -p "Manual Entry: ")
# Separating the password from the entered string
MPASS=$(echo "$MSSID" | awk -F "," '{print $2}')
# If the user entered a manual password, then use the password nmcli command
if [ "$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 -w "$CHSSID") = "$CHSSID" ]]; then
nmcli con up "$CHSSID"
else
nmcli dev wifi con "$CHSSID"
fi
fi