# Maintainer: Jan Alexander Steffens (heftig) <jan.steffens@gmail.com>
# Contributor: Ionut Biru <ibiru@archlinux.org>
# Contributor: Jakub Schmidtke <sjakub@gmail.com>

# ALARM: Kevin Mihelich <kevin@archlinuxarm.org>
#  - mozconfig changes for ARM
#  - revert change for clang that breaks gcc build on ARM

buildarch=12
highmem=1
noautobuild=1

pkgname=firefox
pkgver=68.0.1
pkgrel=2
pkgdesc="Standalone web browser from mozilla.org"
arch=(x86_64)
license=(MPL GPL LGPL)
url="https://www.mozilla.org/firefox/"
depends=(gtk3 mozilla-common libxt startup-notification mime-types dbus-glib
         ffmpeg nss ttf-font libpulse)
makedepends=(unzip zip diffutils python2-setuptools yasm mesa imake inetutils
             xorg-server-xvfb autoconf2.13 rust clang llvm jack gtk2
             python nodejs python2-psutil cbindgen nasm distcc-clang)
optdepends=('networkmanager: Location detection via available WiFi networks'
            'libnotify: Notification integration'
            'pulseaudio: Audio support'
            'speech-dispatcher: Text-to-Speech'
            'hunspell-en_US: Spell checking, American English')
options=(!emptydirs !makeflags !strip)
source=(https://archive.mozilla.org/pub/firefox/releases/$pkgver/source/firefox-$pkgver.source.tar.xz{,.asc}
        arm.patch
        build-arm-libopus.patch
        0001-Use-remoting-name-for-GDK-application-names.patch
        $pkgname.desktop firefox-symbolic.svg)
sha256sums=('6037f77bdab29d79ca5e3fbd1d32f6c209e09d2066189a13dc7f7491227f5568'
            'SKIP'
            'ab07ab26617ff76fce68e07c66b8aa9b96c2d3e5b5517e51a3c3eac2edd88894'
            'bc00516032330760444939c516a60c78f868631e1b37f075f0fe71a53737b966'
            '2d4d91f7e35d0860225084e37ec320ca6cae669f6c9c8fe7735cdbd542e3a7c9'
            'a9e5264257041c0b968425b5c97436ba48e8d294e1a0f02c59c35461ea245c33'
            '9a1a572dc88014882d54ba2d3079a1cf5b28fa03c5976ed2cb763c93dabbd797')
validpgpkeys=('14F26682D0916CDD81E37B6D61B7B526D98F0353') # Mozilla Software Releases <release@mozilla.com>

# Google API keys (see http://www.chromium.org/developers/how-tos/api-keys)
# Note: These are for Arch Linux use ONLY. For your own distribution, please
# get your own set of keys. Feel free to contact foutrelis@archlinux.org for
# more information.
#  - Arch Linux ARM has obtained permission to use the Arch Linux keys.
_google_api_key=AIzaSyDwr302FpOSkGRpLlUpPThNTDPbXcIn_FM

# Mozilla API keys (see https://location.services.mozilla.com/api)
# Note: These are for Arch Linux use ONLY. For your own distribution, please
# get your own set of keys. Feel free to contact heftig@archlinux.org for
# more information.
_mozilla_api_key=16674381-f021-49de-8622-3021c5942aff

# For telemetry and crash dump analysis to work correctly, we need to tell the
# build system which Mercurial changeset is our source. Should not be needed
# anymore once 69 is released:
# https://bugzilla.mozilla.org/show_bug.cgi?id=1338099
_repo=https://hg.mozilla.org/releases/mozilla-release
_tag=FIREFOX_${pkgver//./_}_RELEASE

_changeset=837bbcb850cd58eb07c7f6437078d5229986967c
_changeset_tag=FIREFOX_68_0_1_RELEASE

if [[ $1 == update_hgrev ]]; then
  _changeset=$(hg id -r $_tag --id $_repo --template '{node}')
  sed -e "/^_changeset=/s/=.*/=$_changeset/;/^_changeset_tag=/s/=.*/=$_tag/" \
      -i "${BASH_SOURCE[0]}"
  exit 0
elif [[ $_tag != $_changeset_tag ]]; then
  error "Changeset needs update. Run: bash PKGBUILD update_hgrev"
  exit 1
fi

prepare() {
  mkdir mozbuild
  cd firefox-$pkgver

  # https://bugzilla.mozilla.org/show_bug.cgi?id=1530052
  patch -Np1 -i ../0001-Use-remoting-name-for-GDK-application-names.patch

  echo -n "$_google_api_key" >google-api-key
  echo -n "$_mozilla_api_key" >mozilla-api-key

  cat >.mozconfig <<END
ac_add_options --enable-application=browser

ac_add_options --prefix=/usr
ac_add_options --enable-release
#ac_add_options --enable-hardening
ac_add_options --enable-optimize="-O2"
#ac_add_options --enable-rust-simd
#ac_add_options --enable-lto
#export MOZ_PGO=1
export CC=clang
export CXX=clang++
export AR=llvm-ar
export NM=llvm-nm
export RANLIB=llvm-ranlib

# Branding
ac_add_options --enable-official-branding
ac_add_options --enable-update-channel=release
ac_add_options --with-distribution-id=org.archlinux
ac_add_options --with-unsigned-addon-scopes=app,system
export MOZILLA_OFFICIAL=1
export MOZ_APP_REMOTINGNAME=${pkgname//-/}
export MOZ_TELEMETRY_REPORTING=1
export MOZ_REQUIRE_SIGNING=1

# Keys
ac_add_options --with-google-location-service-api-keyfile=${PWD@Q}/google-api-key
ac_add_options --with-google-safebrowsing-api-keyfile=${PWD@Q}/google-api-key
ac_add_options --with-mozilla-api-keyfile=${PWD@Q}/mozilla-api-key

# ALARM
ac_add_options --disable-webrtc

# System libraries
ac_add_options --with-system-nspr
ac_add_options --with-system-nss

# Features
ac_add_options --enable-alsa
ac_add_options --enable-jack
ac_add_options --enable-startup-notification
ac_add_options --disable-crashreporter
ac_add_options --disable-gconf
ac_add_options --disable-updater
END

  if [[ $CARCH == "armv7h" ]]; then
    echo "ac_add_options --disable-elf-hack" >> .mozconfig
    # https://bugzilla.redhat.com/show_bug.cgi?id=1641623
    echo "ac_add_options --disable-av1" >> .mozconfig
    export RUSTFLAGS="-Cdebuginfo=0"
  elif [[ $CARCH == "aarch64" ]]; then
    echo 'ac_add_options --enable-rust-simd' >> .mozconfig
  fi

  LDFLAGS+=" -Wl,--no-keep-memory -Wl,--reduce-memory-overheads"
  patch -p1 -i ../arm.patch
  patch -p1 -i ../build-arm-libopus.patch
}

build() {
  cd firefox-$pkgver

  export MOZ_SOURCE_REPO="$_repo"
  export MOZ_SOURCE_CHANGESET="$_changeset"
  export MOZ_NOSPAM=1
  export MOZBUILD_STATE_PATH="$srcdir/mozbuild"

  # LTO needs more open files
  ulimit -n 4096

  ./mach build
  ./mach buildsymbols
}

package() {
  cd firefox-$pkgver
  DESTDIR="$pkgdir" ./mach install
  find . -name '*crashreporter-symbols-full.zip' -exec cp -fvt "$startdir" {} +

  _vendorjs="$pkgdir/usr/lib/$pkgname/browser/defaults/preferences/vendor.js"
  install -Dm644 /dev/stdin "$_vendorjs" <<END
// Use LANG environment variable to choose locale
pref("intl.locale.requested", "");

// Use system-provided dictionaries
pref("spellchecker.dictionary_path", "/usr/share/hunspell");

// Disable default browser checking.
pref("browser.shell.checkDefaultBrowser", false);

// Don't disable our bundled extensions in the application directory
pref("extensions.autoDisableScopes", 11);
pref("extensions.shownSelectionUI", true);
END

  _distini="$pkgdir/usr/lib/$pkgname/distribution/distribution.ini"
  install -Dm644 /dev/stdin "$_distini" <<END
[Global]
id=archlinux
version=1.0
about=Mozilla Firefox for Arch Linux

[Preferences]
app.distributor=archlinux
app.distributor.channel=$pkgname
app.partner.archlinux=archlinux
END

  for i in 16 22 24 32 48 64 128 256; do
    install -Dm644 browser/branding/official/default$i.png \
      "$pkgdir/usr/share/icons/hicolor/${i}x${i}/apps/$pkgname.png"
  done
  install -Dm644 browser/branding/official/content/about-logo.png \
    "$pkgdir/usr/share/icons/hicolor/192x192/apps/$pkgname.png"
  install -Dm644 browser/branding/official/content/about-logo@2x.png \
    "$pkgdir/usr/share/icons/hicolor/384x384/apps/$pkgname.png"
  install -Dm644 ../firefox-symbolic.svg \
    "$pkgdir/usr/share/icons/hicolor/symbolic/apps/$pkgname-symbolic.svg"

  install -Dm644 ../$pkgname.desktop \
    "$pkgdir/usr/share/applications/$pkgname.desktop"

  # Install a wrapper to avoid confusion about binary path
  install -Dm755 /dev/stdin "$pkgdir/usr/bin/$pkgname" <<END
#!/bin/sh
exec /usr/lib/$pkgname/firefox "\$@"
END

  # Replace duplicate binary with wrapper
  # https://bugzilla.mozilla.org/show_bug.cgi?id=658850
  ln -srf "$pkgdir/usr/bin/$pkgname" \
    "$pkgdir/usr/lib/$pkgname/firefox-bin"
}

# vim:set sw=2 et: