Getting the name of the current Mac Aerial screensaver/wallpaper

wallpaper.sh

#!/bin/bash

# From: https://gist.github.com/bgreenlee, extended to support multiple monitors and Tahoe MacOS

# Print the name of the current Mac Aerial screensaver/wallpaper
# requires jq (brew install jq)

LANG=$(defaults read -g AppleLocale | cut -c1-2) # this is not going to work for all locales
WALLPAPERS="$HOME/Library/Application Support/com.apple.wallpaper/aerials/manifest/entries.json"
DESCRIPTIONS="$HOME/Library/Application Support/com.apple.wallpaper/aerials/manifest/TVIdleScreenStrings.bundle/$LANG.lproj/Localizable.nocac\
he.strings"

# Get the path of the current wallpaper videos by looking at the .mov files the WallpaperAerial process has open
WPATH=$(lsof -F n -p $(pgrep WallpaperAerial) | grep ".mov" | cut -d / -f 9)
for wp in ${WPATH}; do
    # grab the ID of the wallpaper
    WID=$(basename "$wp" .mov)
    # look up the localized string key for that wallpaper
    NAME_KEY=$(jq -r ".assets[] | select(.id==\"$WID\") | .localizedNameKey" "$WALLPAPERS")
    # grab the description for that key
    DESC=$(plutil -extract "$NAME_KEY" raw "$DESCRIPTIONS")
    echo $DESC
done