# Maintainer: Jan Alexander Steffens (heftig) <heftig@archlinux.org>
# 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
#  - disable rust lto for v7

highmem=1

pkgname=firefox
pkgver=127.0.2
pkgrel=1
pkgdesc="Fast, Private & Safe Web Browser"
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
  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'
)
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
)
validpgpkeys=(
  # Mozilla Software Releases <release@mozilla.com>
  # https://blog.mozilla.org/security/2023/05/11/updated-gpg-key-for-signing-firefox-releases/
  14F26682D0916CDD81E37B6D61B7B526D98F0353
)
sha256sums=('0b7b2a8c3def52fcab13c48769645d0e963902ee916e4f3d2a0098796e73e3e8'
            'SKIP'
            'a9b8b4a0a1f4a7b4af77d5fc70c2686d624038909263c795ecc81e0aec7711e9'
            '1f241fdc619f92a914c75aece7c7c717401d7467c9a306458e106b05f34e5044'
            '58d78ce57b3ee936bc966458d6b20ab142d02a897bbe924b3f26717af0c5bee1')
b2sums=('63221122b5d3ef57f47895fc3583ea4b6dd97a636934054572ac1fb1005777b2d76229124f4b8f293f34791720992489f9ded0e5707d930977fedb160dd0966c'
        'SKIP'
        '63a8dd9d8910f9efb353bed452d8b4b2a2da435857ccee083fc0c557f8c4c1339ca593b463db320f70387a1b63f1a79e709e9d12c69520993e26d85a3d742e34'
        'd07557840097dd48a60c51cc5111950781e1c6ce255557693bd11306c7a9258b2a82548329762148f117b2295145f9e66e0483a18e2fe09c5afcffed2e4b8628'
        '2ce33432f8a73a4f1a412b7a065d3c124e1ca9f6bdf3fad0407e897efc0840f8ef43eeeb1b9bef4a102d9fac0b2c4a2ef205726b817f83fe9c3742d076778b14')

# 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=e05d56db0a694edc8b5aaebda3f2db6a

prepare() {
  mkdir mozbuild
  cd firefox-$pkgver

  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="-O2"
#ac_add_options --enable-rust-simd
ac_add_options --enable-linker=lld
ac_add_options --disable-install-strip
ac_add_options --disable-bootstrap
ac_add_options --without-wasm-sandboxed-libraries

# 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 --disable-crashreporter
ac_add_options --disable-updater
ac_add_options --disable-tests
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
    # reduce jobs due to RAM constraints
    MAKEFLAGS="-j1"
    # disable hard-coded LTO
    sed -i '/cargo_rustc_flags += -Clto/d' config/makefiles/rust.mk
    sed -i '/RUSTFLAGS += -Cembed-bitcode=yes/d' config/makefiles/rust.mk
    # increase codegen-units due to RAM constraints
    sed -i 's/codegen-units=1/codegen-units=16/' config/makefiles/rust.mk
    # webrtc on ARMv7 implies android, so disable it
    echo "ac_add_options --disable-webrtc" >> .mozconfig
  elif [[ $CARCH == "aarch64" ]]; then
    echo 'ac_add_options --enable-rust-simd' >> .mozconfig
  fi

  echo 'ac_add_options --enable-optimize="-g0 -O2"' >> .mozconfig
  echo "mk_add_options MOZ_MAKE_FLAGS=\"${MAKEFLAGS}\"" >> .mozconfig

  export MOZ_DEBUG_FLAGS=" "
  export CFLAGS+=" -g0"
  export CXXFLAGS+=" -g0"
  export LDFLAGS+=" -Wl,--no-keep-memory"
  export RUSTFLAGS="-Cdebuginfo=0"
}

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

  echo "Building optimized browser..."
  ./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);
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: