dot/scripts/dmenu-iwd
2023-11-20 23:33:59 +00:00

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Executable file

#!/bin/bash
STATION="wlan0"
FONT="Monospace"
NORMAL_BACKGROUND="#000000"
NORMAL_FOREGROUND="#8f8f8f"
SELECTED_BACKGROUND="#000000"
SELECTED_FOREGROUND="#00ff00"
FLAGS=(
"-i"
"-nb" "$NORMAL_BACKGROUND"
"-nf" "$NORMAL_FOREGROUND"
"-sb" "$SELECTED_BACKGROUND"
"-sf" "$SELECTED_FOREGROUND"
"-fn" "$FONT"
)
remove_colors() {
sed -E 's/\x1B\[[0-9;]*[JKmsu]//g'
}
connect() {
SSID="$1"
notify-send --urgency=low "Attempting to connect to network: $SSID"
if iwctl station "$STATION" connect "$SSID" --dont-ask; then
notify-send "Connected to network: $SSID"
exit 0
fi
if ERROR=$(
iwctl station "$STATION" connect "$SSID" \
--passphrase "$(dmenu "${FLAGS[@]}" -p Password: </dev/null)" \
--dont-ask 2>&1
); then
notify-send "Connected to network: $SSID"
else
notify-send --urgency=critical \
"Failed to connect to network: $SSID" "$(remove_colors <<<$ERROR)"
fi
}
networks() {
iwctl station "$STATION" get-networks | awk '
BEGIN {
i = -1
}
{
i++
if (i < 4) next # skip header
network = ""
strength = 0
for (ix = 1; ix <= NF; ix++) {
if (ix == NF - 1) continue # skip protocol
# calculate strength by reading *s until
# a color code is encountered
char = sprintf("%c", $ix)
if (char == "*") {
split($ix, chars, "")
for (c = 1; c <= length($ix); c++) {
char = sprintf("%c", chars[c])
if (char == "\033") break
strength++
}
continue
}
if (char == "\033") continue # color codes
if ($ix == "") continue # whitespace
if ($ix == ">") continue # current network
# ssids may contain spaces
if (network == "") {
network = $ix
continue
}
network = network " " $ix
}
if (network == "") next
networks[network] = strength
}
END {
for (s = 4; s >= 0; s--) {
for (network in networks) {
if (networks[network] == s) {
print network
delete networks[network]
}
}
}
}
'
}
SELECTION=$(networks | dmenu "${FLAGS[@]}") || exit 1
connect "$SELECTION"