standardize IRC scripts

any/scripts/.local/bin/irc

@@ -1,36 +1,3 @@
 #!/bin/bash
 
-function irc-notification {
+$HOME/.local/bin/irc-bounce-and-notify.sh weechat@weechat '~/weechat.sh'
-	TYPE=$1
-	MSG=$2
-
-	notify-send \
-		-t 5000 \
-		-u critical \
-		--category IRC \
-		--app-name=IRC \
-		"$TYPE" \
-		"$MSG"
-
-	if [ -f /usr/share/sounds/freedesktop/stereo/message-new-instant.oga ]
-	then
-		paplay /usr/share/sounds/freedesktop/stereo/message-new-instant.oga
-	fi
-}
-
-notification_sound=""
-
-listener_ssh_cmd="ssh weechat@weechat -- nc -k -l -U /tmp/weechat.notify.sock"
-
-function get-irc-notifications {
-	$listener_ssh_cmd | \
-		while read type message; do
-			irc-notification "$(echo -n $type | base64 -d)" "$(echo -n $message | base64 -d)"
-		done
-}
-
-get-irc-notifications &
-
-trap "pkill -f '$listener_ssh_cmd'" EXIT
-
-ssh -t weechat@weechat -- "~/weechat.sh"

any/scripts/.local/bin/irc-bounce-and-notify.sh

@@ -0,0 +1,112 @@
+#!/bin/bash
+
+# Environment Variables
+MACOS_ICON_PATH=${MACOS_ICON_PATH:-"/Applications/WeeChat.app/Contents/Resources/weechat.icns"}
+MACOS_TERM_EMULATOR=${MACOS_TERM_EMULATOR:-"com.apple.Terminal"}
+MACOS_ACTIVATION_CMD=${MACOS_ACTIVATION_CMD:-"/usr/local/bin/tmux select-window -t 0:IRC"}
+MACOS_SOUND=${MACOS_SOUND:-"default"}
+LINUX_AUDIO_PLAYER=${LINUX_AUDIO_PLAYER:-"paplay"}
+LINUX_SOUND=${LINUX_SOUND:-"/usr/share/sounds/freedesktop/stereo/message-new-instant.oga"}
+
+# Arguments
+HOST=${1:-"localhost"}
+WEECHAT_INVOCATION_CMD=${2:-"~/weechat.sh"}
+
+if [ "$HOST" == "-h" ]
+then
+	echo "Usage: $(basename $0) <user@hostname> <weechat cmd>"
+	echo
+	echo -e "\tuser@hostname: The SSH connection string to the host running"
+	echo -e "\t               WeeChat. If you specify localhost, SSH will not"
+	echo -e "\t               be used."
+	echo -e "\tweechat cmd:   The command to run WeeChat on the host."
+	exit 1
+fi
+
+OS_TYPE="${OSTYPE%%+([[:digit:].])}"
+
+case "$OS_TYPE" in
+	linux-gnu)
+		if ! command -v notify-send &> /dev/null
+		then
+			echo "notify-send is required for Linux notifications."
+			exit 1
+		fi
+		if ! command -v "$LINUX_AUDIO_PLAYER" &> /dev/null
+		then
+			echo "${LINUX_AUDIO_PLAYER} is required for Linux notifications."
+			exit 1
+		fi
+		base64decode="base64 -d"
+		;;
+	darwin)
+		if ! command -v terminal-notifier &> /dev/null
+		then
+			echo "terminal-notifier is required for macOS notifications."
+			exit 1
+		fi
+		base64decode="base64 -D -"
+		;;
+	*)
+		echo "This script is only supported on Linux and MacOS."
+		exit 1
+		;;
+esac
+
+function irc-notification {
+	TYPE=$1
+	MSG=$2
+
+	if [ $OS_TYPE == "darwin" ]
+	then
+		terminal-notifier \
+			-title IRC \
+			-subtitle "$TYPE" \
+			-message "$MSG" \
+			-appIcon "$MACOS_ICON_PATH" \
+			-contentImage "$MACOS_ICON_PATH" \
+			-execute "$MACOS_ACTIVATION_CMD" \
+			-activate "$MACOS_TERM_EMULATOR" \
+			-sound default \
+			-group IRC
+	elif [ $OS_TYPE == "linux-gnu" ]
+	then
+		notify-send \
+			-t 5000 \
+			-u critical \
+			--category IRC \
+			--app-name=IRC \
+			"$TYPE" \
+			"$MSG"
+
+		if [ -f "$LINUX_SOUND" ]
+		then
+			"$LINUX_AUDIO_PLAYER" "$LINUX_SOUND"
+		fi
+	fi
+}
+
+listener_ssh_cmd="nc -k -l -U /tmp/weechat.notify.sock"
+
+if [[ $HOST != "localhost" ]]
+then
+	listener_ssh_cmd="ssh $HOST -- $listener_ssh_cmd"
+fi
+
+function get-irc-notifications {
+	$listener_ssh_cmd | \
+		while read type message; do
+			irc-notification "$(echo -n $type | $base64decode)" "$(echo -n $message | $base64decode)"
+		done
+}
+
+get-irc-notifications &
+
+trap "pkill -f '$listener_ssh_cmd'" EXIT
+
+if [[ $HOST == "localhost" ]]
+then
+	$WEECHAT_INVOCATION_CMD
+else
+	ssh -t "$HOST" -- "$WEECHAT_INVOCATION_CMD"
+fi