Added ARChon as an external extension

archon.sh

#!/usr/bin/env bash

#
# archon.sh: Wrapper script for launching APK files with ARChon and chromeos-apk
#
# Author: Kevin MacMartin
# Released under the MIT license
# Version: 1.0
#

# The directory to install APKs
[[ -z "$ARCHON_APKROOT" ]] && ARCHON_APKROOT='/tmp/archon'

# Don't allow variables set in the environment from here on out
set -o nounset

function create_apk_dir() {
    # Create and enter the folder to contain the extracted APK
    install -d "$ARCHON_APKROOT/$SUM"
    pushd "$ARCHON_APKROOT/$SUM" >/dev/null

    # Generate the APK folder using chromeos-apk
    chromeos-apk -a --tablet "$1" >chromeos-apk.log

    # Fix the "There is no message element for key extName" error
    [[ $(grep -r 'appNotSupported') ]] && {
        APPDIR=$(ls -1 --group-directories-first | head -n 1)
        EXTNAME=$(cat "$APPDIR/manifest.json" \
            | grep '"name":' \
            | head -n 1 \
            | sed 's|[^"]*"name"[^"]*"||;s|".*||')

        for msgfile in $(find "$APPDIR/_locales" -type f -name 'messages.json'); do
            echo -e '{\n  "extName": {\n    "description": "'"$EXTNAME"'",\n    "message": ""\n  }\n}' > "$msgfile"
        done
    }

    # Return to the original folder
    popd >/dev/null
}

# Show usage information if the user attempts to run without an Android APK as input
[[ ! -f "$1" ]] && {
    echo "Usage: $(grep -o -e "[^\/]*$" <<< "$0") [APK]"
    exit 1
}

# Store the md5sum of the APK so different versions won't overwrite eachother
SUM=$(md5sum "$1" | sed 's|\ .*||')

# Delete the existing apk directory if it doesn't contain exactly one folder
[[ -d "$ARCHON_APKROOT/$SUM" ]] \
    && [[ ! $(find "$ARCHON_APKROOT/$SUM" -maxdepth 1 -mindepth 1 -type d | wc -l) = 1 ]] \
        && rm -rf "$ARCHON_APKROOT/$SUM"

# If an app directory doesn't exist, create one and extract the APK using chromeos-apk
[[ ! -d "$ARCHON_APKROOT/$SUM" ]] && create_apk_dir "$(readlink -f "$1")"

# Evaluate the name of the directory containing the app
APPDIR=$(find "$ARCHON_APKROOT/$SUM" -maxdepth 1 -mindepth 1 -type d | sed 's|^.*/||')

# Remove the apk folder and exit with an error if an app directory doesn't exist
[[ -z "$APPDIR" ]] && {
    echo 'Error: chromeos-apk failed to extract an app folder in "'"$ARCHON_APKROOT/$SUM"'"'
    [[ -d "$ARCHON_APKROOT/$SUM" ]] && rm -rf "$ARCHON_APKROOT/$SUM"
    exit 1
}

# The common part of the Chromium launch command to launch the extracted APK using ARChon
EXE='chromium --user-data-dir='"$HOME"'/.config/archon --profile-directory='"$APPDIR"' --silent-launch'

# Launch the Android app
$EXE --load-and-launch-app="$ARCHON_APKROOT/$SUM/$APPDIR" > "$ARCHON_APKROOT/$SUM/run.log" &
sleep 1

# Cleanup the non-functional XDG desktop file created by Chromium
XDGDESKTOP=$(ls "$HOME/.local/share/applications" | egrep 'chrome-.*-'"$APPDIR"'\.desktop')
[[ -n "$XDGDESKTOP" ]] && rm "$HOME/.local/share/applications/$XDGDESKTOP"

exit 0

PKGBUILD-archon

# Maintainer: Kevin MacMartin <prurigro at gmail dot com>

pkgname=archon
pkgver=1.2
pkgrel=6
pkgdesc="Execute Android APKs"
arch=('i686' 'x86_64' 'armv7h')
url="https://bitbucket.org/vladikoff/archon"
license=('Apache' 'custom')
depends=('chromium' 'chromeos-apk-git')
makedepends=('git' 'openssl' 'coreutils')
options=('!strip')
install=${pkgname}.install

_pluginpath="usr/share/chromium/extensions"
_pluginver=38.4410.120.43

# x86_64 has a newer version than armv7h or i686
[[ "$CARCH" == "x86_64" ]] && pkgver=2.0.0 && _pluginver=41.4410.227.0

# Determine the tag based on $CARCH
case $CARCH in
    i686)   _tag="x86_32" ;;
    armv7h) _tag="ARM" ;;
    *) _tag="$CARCH" ;;
esac

source=(
    "git+${url}.git#tag=v${pkgver}-${_tag}"
    "http://tools.android.com/recent/miscellaneousimprovements-1/android_icon_128.png"
    "${pkgname}.desktop"
    "${pkgname}.sh"
    )

sha512sums=(
    'SKIP'
    '16c8aa6c9b27d3727f70d6326c736eccefe630bc3bf7a95ba11ea60acd5078d20fc9fe0991db50a4c4c97225d05cbc1c63267a1ba552aebe66b6f04f9ec70012'
    '7b47e1f0253a375c510205572e1de17fe2de23f214b5a6dfa7467cda3e85be0bcf33bfea86c7b00f7096dddebe6e4bc49db31c04d0aaad474931d8623a9e1b9f'
    'b772a42bbb362149ed7882564bde6bed77a3f703f627fa3aeadf3f53354459205a8faeccc4fd8626c1b76a5b6532bc45f4d6407306694306fc7a481de3cb8d28')

prepare() {
    # Increase the application font size by 1.2 times (the default is a bit too small)
    sed -i 's|window\.devicePixelRatio|1\.2\*window\.devicePixelRatio|' $pkgname/gen_{index,main}.min.js
}

build() {
    cd "$srcdir"
    chromium --pack-extension="$srcdir/$pkgname"
}

package() {
    # Install the .desktop file, icon and launch script
    install -Dm644 $pkgname.desktop "$pkgdir"/usr/share/applications/$pkgname.desktop
    install -Dm644 android_icon_128.png "$pkgdir"/usr/share/pixmaps/$pkgname.png
    install -Dm755 $pkgname.sh "$pkgdir"/usr/bin/$pkgname
    
    # Install ARChon extension
    install -d "$pkgdir/$_pluginpath"
    install -m 755 "${srcdir}/$pkgname.crx" "$pkgdir/$_pluginpath/$pkgname.crx"
    _pluginid=`openssl rsa -pubout -outform DER < "$srcdir/$pkgname.pem" | sha256sum | head -c32 | tr 0-9a-f a-p`
    echo "{\"external_crx\": \"/$_pluginpath/$pkgname.crx\", \"external_version\": \"$_pluginver\"}" >> "$pkgdir/$_pluginpath/$_pluginid.json"

    # Install links to the license files
    install -d "$pkgdir"/usr/share/licenses/$pkgname
    ln -s /opt/$pkgname/NOTICE.{html,txt} "$pkgdir"/usr/share/licenses/$pkgname/
}