macOS Open With workaround for pkg & mpkg installer files

#!/bin/zsh
# shellcheck shell=bash

# applaunched v0.1
# LSIsAppleDefaultNoOverrideForType workaround for pkg & mpkg installer files (macOS)

export LANG=en_US.UTF-8
export PATH=/usr/bin:/bin:/usr/sbin:/sbin:/usr/local/bin:/usr/local/sbin:/opt/homebrew/bin:/opt/homebrew/sbin:/opt/local/bin:/opt/local/sbin:"$HOME"/.local/bin:"$HOME"/.local/sbin

logloc="/tmp/local.$(id -un).applaunched.log"
exec > >(tee -a "$logloc") 2>&1

currentdate=$(date)

if ! [[ $* ]] ; then
    echo -e "*** APP LAUNCHED [$currentdate] ***\nERROR: no input!\n"
    exit
fi

bid=$(echo "$*" | awk -F" /" '{print $1}' | awk '{print $NF}')
if ! [[ $bid ]] ; then
    echo -e "*** APP LAUNCHED [$currentdate] ***\nERROR: bundle ID missing!\n"
    exit
fi

_installer () {
    fullpkgpath=$(lsof -c Installer | grep "/.*pkg$" | awk '{print substr($0, index($0,$9))}' | sort | awk '!a[$0]++')
    if ! [[ $fullpkgpath ]] ; then
        echo -e "macOS Installer: no package detected! Exiting...\n"
    else
        pkgname=$(basename "$fullpkgpath")
        pkgloc=$(dirname "$fullpkgpath")
        echo -e "macOS Installer: $pkgname\nPath: $pkgloc"
        if pgrep -x "Suspicious Package" &>/dev/null ; then
            if lsof -c "Suspicious Package" | grep "$pkgname" &>/dev/null ; then
                echo -e "Package already opened in Suspicious Package: exiting...\n"
                osascript 2>/dev/null <<EOF
tell application "System Events"
    tell application process "Suspicious Package"
        set frontmost to true
    end tell
end tell
EOF
            else
                echo -e "Opening in Suspicious Package...\n"
                open -a "Suspicious Package" "$fullpkgpath" 2>/dev/null &
            fi
        else
            echo -e "Opening in Suspicious Package...\n"
            open -a "Suspicious Package" "$fullpkgpath" 2>/dev/null &
        fi
    fi
}

read -d '' bundleids <<"EOB"
com.apple.installer;_installer
EOB

rawcheck=$(echo "$bundleids" | grep "^$bid;" 2>/dev/null)
if [[ $rawcheck ]] ; then
    procedure=$(echo "$rawcheck" | awk -F";" '{print $2}')
    echo -e "*** APP LAUNCHED [$currentdate] ***\n$bid"
    "$procedure"
fi

exit