arch-packages/discord-electron/PKGBUILD

pkgname=discord-electron
_pkgname=discord
pkgver=0.0.75
pkgrel=1
_electronver=33
_electronname="electron${_electronver}"
pkgdesc="Discord using system provided electron (v${_electronver}) for increased security and performance"
arch=('x86_64')
provides=("${_pkgname}")
conflicts=("${_pkgname}")
url='https://discord.com'
license=('custom')
options=('!strip')
install="$pkgname.install"
depends=("${_electronname}" 'libxss')
makedepends=('asar' 'curl')
optdepends=(
	'libpulse: Pulseaudio support'
	'libappindicator-gtk3: Systray indicator support'
	'xdg-utils: Open files'
	'python-pyelftools: Required for Krisp patcher'
	'python-capstone: Required for Krisp patcher'
)
source=("https://dl.discordapp.net/apps/linux/${pkgver}/${_pkgname}-${pkgver}.tar.gz"
	'discord-launcher.sh'
	'krisp-patcher.py') # original: https://github.com/sersorrel/sys/blob/main/hm/discord/krisp-patcher.py
sha512sums=('3c05f5ca4faebbe4973ffd977a17da6f398a1725fd3be18d9b025faf3ed7b99cb71e7b3219147492e1180b7b341b05886aeeb39f15a85b180b633db56c9821b7'
            '4497ff3df7e2c1e72eea09d6f36a80cabeabfd43bb03b0966795d45e10a02ea6b4c10407661092d057435e0d69d75e958a3dbb1dc5971a215ce09547ec56f666'
            '42cef68c1f7d574b4fbe859a4dc616e8994c7d16f62bcae3ff1f88e1edc58ac37b39c238d7defa9c97ceda417fcd6224cf0a0fd2608b8d18d0877e3c1befa59c')

prepare() {
	# prepare launcher script
	sed -i -e "s|@PKGNAME@|${_pkgname}|g" \
		-e "s|@PKGVER@|${pkgver}|g" \
		-e "s|@ELECTRON@|${_electronname}|g" \
		discord-launcher.sh

	# fix the .desktop file
	sed -i -e "s|Exec=.*|Exec=/usr/bin/${_pkgname}|" ${_pkgname^}/$_pkgname.desktop

	# create the license files
	curl -o LICENSE.html https://discord.com/terms
	curl -o OSS-LICENSES.html https://discord.com/licenses
}

build() {
	cd "${srcdir}"/${_pkgname^}

	# use system electron
	asar e resources/app.asar resources/app
	rm resources/app.asar
	sed -i -e "/resourcesPath = .*;$/d" -e "s|return resourcesPath|return '/usr/lib/${_pkgname}/resources'|" resources/app/common/paths.js
	sed -i -e "s|process.resourcesPath|'/usr/lib/${_pkgname}/resources'|" resources/app/app_bootstrap/buildInfo.js
	sed -i -e "/^const appName/d" -e "/^const exePath/d" -e "/^const exeDir/d" -e "/^const iconPath/d" \
		-e "s|^Exec=\${exePath}$|Exec=/usr/bin/${_pkgname}|" \
		-e "s|^Name=\${appName}$|Name=${_pkgname^}|" \
		-e "s|^Icon=\${iconPath}$|Icon=/usr/share/pixmaps/${_pkgname}.png|" \
		resources/app/app_bootstrap/autoStart/linux.js
	asar p resources/app resources/app.asar
	rm -rf resources/app
}

package() {
	# create necessary directories
	install -d "${pkgdir}"/usr/lib/$_pkgname

	# copy relevant data
	cp -r ${_pkgname^}/resources "${pkgdir}"/usr/lib/$_pkgname/

	# intall icon and desktop file
	install -Dm 644 ${_pkgname^}/$_pkgname.png "${pkgdir}"/usr/share/pixmaps/$_pkgname.png
	install -Dm 644 ${_pkgname^}/$_pkgname.desktop "${pkgdir}"/usr/share/applications/$_pkgname.desktop

	# install the launch script
	install -Dm 755 discord-launcher.sh "${pkgdir}"/usr/bin/$_pkgname

	# install krisp patcher
	install -Dm 644 krisp-patcher.py "${pkgdir}"/usr/lib/$_pkgname/

	# install licenses
	install -Dm 644 LICENSE.html "${pkgdir}"/usr/share/licenses/$_pkgname/LICENSE.html
	install -Dm 644 OSS-LICENSES.html "${pkgdir}"/usr/share/licenses/$_pkgname/OSS-LICENSES.html
}