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# Maintainer: Duru Can Celasun <can[at]dcc[dot]im>
# Contributor: Ewout van Mansom <ewout@vanmansom.name>
# Contributor: Jan Alexander Steffens (heftig) <heftig@archlinux.org>
# Contributor: Ionut Biru <ibiru@archlinux.org>
# Contributor: Jakub Schmidtke <sjakub@gmail.com>

pkgname=firefox-vaapi
_pkgname=firefox
pkgver=127.0
pkgrel=1
pkgdesc="Fast, Private & Safe Web Browser (with VA-API patches)"
url="https://www.mozilla.org/firefox/"
arch=(x86_64)
license=(MPL-2.0)
depends=(
  alsa-lib
  at-spi2-core
  bash
  cairo
  dbus
  ffmpeg
  fontconfig
  freetype2
  gcc-libs
  gdk-pixbuf2
  glib2
  glibc
  gtk3
  hicolor-icon-theme
  libpulse
  libx11
  libxcb
  libxcomposite
  libxdamage
  libxext
  libxfixes
  libxrandr
  libxss
  libxt
  mime-types
  nspr
  nss
  pango
  ttf-font
)
makedepends=(
  cbindgen
  clang
  diffutils
  imake
  inetutils
  jack
  lld
  llvm
  mesa
  nasm
  nodejs
  python
  rust
  unzip
  wasi-compiler-rt
  wasi-libc
  wasi-libc++
  wasi-libc++abi
  xorg-server-xvfb
  yasm
  zip
)
optdepends=(
  'hunspell-en_US: Spell checking, American English'
  'libnotify: Notification integration'
  'networkmanager: Location detection via available WiFi networks'
  'speech-dispatcher: Text-to-Speech'
  'xdg-desktop-portal: Screensharing with Wayland'
)
provides=(firefox=${pkgver})
conflicts=(firefox)
options=(
  !emptydirs
  !lto
  !makeflags
)
source=(
  https://archive.mozilla.org/pub/firefox/releases/$pkgver/source/firefox-$pkgver.source.tar.xz{,.asc}
  $_pkgname-symbolic.svg
  $_pkgname.desktop
  org.mozilla.$_pkgname.metainfo.xml
  0003-enable-vaapi.patch
  0004-remove-nvidia-blocklist.patch
)
validpgpkeys=(
  # Mozilla Software Releases <release@mozilla.com>
  # https://blog.mozilla.org/security/2023/05/11/updated-gpg-key-for-signing-firefox-releases/
  14F26682D0916CDD81E37B6D61B7B526D98F0353
)
sha256sums=('ea6b089ff046ca503978fdaf11ea123c64f66bbcdc4a968bed8f7c93e9994321'
            'SKIP'
            'a9b8b4a0a1f4a7b4af77d5fc70c2686d624038909263c795ecc81e0aec7711e9'
            '1f241fdc619f92a914c75aece7c7c717401d7467c9a306458e106b05f34e5044'
            '58d78ce57b3ee936bc966458d6b20ab142d02a897bbe924b3f26717af0c5bee1'
            '00c449422246283cd7e0bdc65d216fce4a42f755ad881106a08fb7d97eab1679'
            '75d3c213f3717cfc3f72acd4e3b6d029d373916f9ff9a1e8a3e2d7b0958760ed')
b2sums=('78fe92863389763759ce6e25dccc8adb19b8c35b59e591f40982fe5cd3b5511fee8f809567fa5aade68fcf3b40c1860f5e63aabdef0421c94b803d30d32d4988'
        'SKIP'
        '63a8dd9d8910f9efb353bed452d8b4b2a2da435857ccee083fc0c557f8c4c1339ca593b463db320f70387a1b63f1a79e709e9d12c69520993e26d85a3d742e34'
        'd07557840097dd48a60c51cc5111950781e1c6ce255557693bd11306c7a9258b2a82548329762148f117b2295145f9e66e0483a18e2fe09c5afcffed2e4b8628'
        '2ce33432f8a73a4f1a412b7a065d3c124e1ca9f6bdf3fad0407e897efc0840f8ef43eeeb1b9bef4a102d9fac0b2c4a2ef205726b817f83fe9c3742d076778b14'
        'f84752e04c7e69b69158b9514a5227a2b71b60ccbbe5acb437d9830bfa2e725fe6784e1603890722a114abda424f9cafc007e9934310f21483b6540bc19da905'
        '87ecd8a3891a9a171173a97cf3b2b5f978be9ec876bb257d9f5e037f21dc5bd91167eabeb1c3cc181260b82cb2774c7b38ad73e1d807cc49b6d95617e2fb5d55')

# 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.
_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=e05d56db0a694edc8b5aaebda3f2db6a

prepare() {
  mkdir mozbuild
  cd firefox-$pkgver

  # https://bugzilla.mozilla.org/show_bug.cgi?id=1809068
  # https://bbs.archlinux.org/viewtopic.php?id=281398
  # https://src.fedoraproject.org/rpms/firefox/blob/rawhide/f/firefox-enable-vaapi.patch
  patch -Np1 -i ../0003-enable-vaapi.patch

  # Disable NVIDIA blocklists, to make it function with libva-nvidia-driver-git AUR package
  patch -Np1 -i ../0004-remove-nvidia-blocklist.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
mk_add_options MOZ_OBJDIR=${PWD@Q}/obj

ac_add_options --prefix=/usr
ac_add_options --enable-release
ac_add_options --enable-hardening
ac_add_options --enable-optimize
ac_add_options --enable-rust-simd
ac_add_options --enable-linker=lld
ac_add_options --disable-install-strip
ac_add_options --disable-elf-hack
ac_add_options --disable-bootstrap
ac_add_options --with-wasi-sysroot=/usr/share/wasi-sysroot

# 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
ac_add_options --allow-addon-sideload
export MOZILLA_OFFICIAL=1
export MOZ_APP_REMOTINGNAME=$_pkgname

# 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

# 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-crashreporter
ac_add_options --disable-updater
ac_add_options --disable-tests
END
}

build() {
  cd firefox-$pkgver

  export MACH_BUILD_PYTHON_NATIVE_PACKAGE_SOURCE=pip
  export MOZBUILD_STATE_PATH="$srcdir/mozbuild"
  export MOZ_BUILD_DATE="$(date -u${SOURCE_DATE_EPOCH:+d @$SOURCE_DATE_EPOCH} +%Y%m%d%H%M%S)"
  export MOZ_NOSPAM=1

  # malloc_usable_size is used in various parts of the codebase
  CFLAGS="${CFLAGS/_FORTIFY_SOURCE=3/_FORTIFY_SOURCE=2}"
  CXXFLAGS="${CXXFLAGS/_FORTIFY_SOURCE=3/_FORTIFY_SOURCE=2}"

  # Breaks compilation since https://bugzilla.mozilla.org/show_bug.cgi?id=1896066
  CFLAGS="${CFLAGS/-fexceptions/}"
  CXXFLAGS="${CXXFLAGS/-fexceptions/}"

  # LTO needs more open files
  ulimit -n 4096

  # Do 3-tier PGO
  echo "Building instrumented browser..."
  cat >.mozconfig ../mozconfig - <<END
ac_add_options --enable-profile-generate=cross
END
  ./mach build --priority normal

  echo "Profiling instrumented browser..."
  ./mach package
  LLVM_PROFDATA=llvm-profdata \
    JARLOG_FILE="$PWD/jarlog" \
    xvfb-run -s "-screen 0 1920x1080x24 -nolisten local" \
    ./mach python build/pgo/profileserver.py

  stat -c "Profile data found (%s bytes)" merged.profdata
  test -s merged.profdata

  stat -c "Jar log found (%s bytes)" jarlog
  test -s jarlog

  echo "Removing instrumented browser..."
  ./mach clobber objdir

  echo "Building optimized browser..."
  cat >.mozconfig ../mozconfig - <<END
ac_add_options --enable-lto=cross,full
ac_add_options --enable-profile-use=cross
ac_add_options --with-pgo-profile-path=${PWD@Q}/merged.profdata
ac_add_options --with-pgo-jarlog=${PWD@Q}/jarlog
END
  ./mach build --priority normal
}

package() {
  cd firefox-$pkgver
  DESTDIR="$pkgdir" ./mach install

  local vendorjs="$pkgdir/usr/lib/$_pkgname/browser/defaults/preferences/vendor.js"
  install -Dvm644 /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 extensions in the application directory
pref("extensions.autoDisableScopes", 11);

// Enable GNOME Shell search provider
pref("browser.gnome-search-provider.enabled", true);

// Enable WebRender
pref("gfx.webrender.all", true);

// Enable hardware accelerated video
pref("media.hardware-video-decoding.enabled", true);
pref("media.hardware-video-decoding.force-enabled", true);
pref("media.ffmpeg.vaapi.enabled", true);
pref("media.webrtc.hw.h264.enabled", true);
END

  local distini="$pkgdir/usr/lib/$_pkgname/distribution/distribution.ini"
  install -Dvm644 /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

  local i theme=official
  for i in 16 22 24 32 48 64 128 256; do
    install -Dvm644 browser/branding/$theme/default$i.png \
      "$pkgdir/usr/share/icons/hicolor/${i}x${i}/apps/$_pkgname.png"
  done
  install -Dvm644 browser/branding/$theme/content/about-logo.png \
    "$pkgdir/usr/share/icons/hicolor/192x192/apps/$_pkgname.png"
  install -Dvm644 browser/branding/$theme/content/about-logo@2x.png \
    "$pkgdir/usr/share/icons/hicolor/384x384/apps/$_pkgname.png"
  install -Dvm644 browser/branding/$theme/content/about-logo.svg \
    "$pkgdir/usr/share/icons/hicolor/scalable/apps/$_pkgname.svg"

  install -Dvm644 ../$_pkgname-symbolic.svg -t "$pkgdir/usr/share/icons/hicolor/symbolic/apps"
  install -Dvm644 ../$_pkgname.desktop -t "$pkgdir/usr/share/applications"
  install -Dvm644 ../org.mozilla.$_pkgname.metainfo.xml -t "$pkgdir/usr/share/metainfo"

  # Install a wrapper to avoid confusion about binary path
  install -Dvm755 /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 -srfv "$pkgdir/usr/bin/$_pkgname" "$pkgdir/usr/lib/$_pkgname/firefox-bin"

  # Use system certificates
  local nssckbi="$pkgdir/usr/lib/$_pkgname/libnssckbi.so"
  if [[ -e $nssckbi ]]; then
    ln -srfv "$pkgdir/usr/lib/libnssckbi.so" "$nssckbi"
  fi

  local sprovider="$pkgdir/usr/share/gnome-shell/search-providers/$_pkgname.search-provider.ini"
  install -Dvm644 /dev/stdin "$sprovider" <<END
[Shell Search Provider]
DesktopId=$_pkgname.desktop
BusName=org.mozilla.${_pkgname//-/}.SearchProvider
ObjectPath=/org/mozilla/${_pkgname//-/}/SearchProvider
Version=2
END
}

# vim:set sw=2 sts=-1 et: