# Maintainer: Márcio Silva <coadde@lavabit.com>
# Contributor (Parabola): Luke Shumaker <lukeshu@sbcglobal.net>
# Contributor (Parabola): fauno <fauno@kiwwwi.com.ar>
# Contributor (Parabola): vando <facundo@esdebian.org>
# Contributor (Parabola): André Silva <emulatorman@lavabit.com>

# Maintainer (ConnochaetOS): Henry Jensen <hjensen@connochaetos.org>

# Maintainer (Arch) : Ionut Biru <ibiru@archlinux.org>
# Contributor (Arch): Jakub Schmidtke <sjakub@gmail.com>

# Contributor: Figue <ffigue at gmail>
# Thank you very much to the older contributors:
# Contributor: evr <evanroman at gmail>
# Contributor: Muhammad 'MJ' Jassim <UnbreakableMJ@gmail.com>

lowercase() { tr A-Z a-z <<<"$*"; }

# Version Configuration ##############################################

_pgo=false

_debname=iceweasel
_debver=18.0
_debrel=1
_debrepo=http://ftp.debian.org/debian/pool/main

# locales can be easily generated by running
# $ sed -rn 's/.*-l10n-([^.]*)\..*/\1/p' src/*.dsc | sort -u
_locales=(ach af ak ar as ast be bg bn-BD bn-IN br bs ca cs csb cy da de el en-GB en-ZA eo es-AR es-CL es-ES es-MX et eu fa ff fi fr fy-NL ga-IE gd gl gu-IN he hi-IN hr hu hy-AM id is it ja kk km kn ko ku lg lij lt lv mai mk ml mr nb-NO nl nn-NO nso or pa-IN pl pt-BR pt-PT rm ro ru si sk sl son sq sr sv-SE ta-LK ta te th tr uk vi zh-CN zh-TW zu)

pkgbase=iceweasel
pkgname=(iceweasel-libre)
for locale in "${_locales[@]}"; do
	pkgname+=("iceweasel-libre-l10n-$(lowercase ${locale})")
done
pkgver=${_debver}.${_debrel}
pkgrel=3

######################################################################

debfile() { echo "${_debrepo}/${1:0:1}/${1%_*}/${1}"; }

if [[ -z $pkgbase ]]; then pkgbase=$pkgname; fi
if $_pgo; then pkgname+='-pgo'; fi
if [ "$pkgbase" != "$pkgname" ]; then
  provides+=("$pkgbase=$pkgver")
  conflicts+=("$pkgbase")
fi

pkgdesc="A libre version of Debian Iceweasel, the web browser based on Mozilla Firefox."
arch=(
  'i686'
  'mips64el'
  'x86_64'
)
license=(
  'GPL2'
  'LGPL'
  'MPL'
)
depends=(
  'alsa-lib'
  'dbus-glib'
  'desktop-file-utils'
  'gtk2'
  'hicolor-icon-theme'
  'hunspell'
  'libevent'
  'libnotify'
  'libvpx'
  'libxt'
  'mime-types'
  'mozilla-common'
  'mozilla-searchplugins'
  'nss>=3.14.1'
  'sqlite'
  'startup-notification'
)
makedepends=(
  'autoconf2.13'
  'diffutils'
  'dpkg-devtools'
  'imagemagick'
  'imake'
  'libidl2'
  'librsvg'
  'libxslt'
  'mesa'
  'python2'
  'unzip'
  'zip'
)
[[ $CARCH != mips64el ]] && makedepends+=('yasm')
if $_pgo; then
  makedepends+=('xorg-server-xvfb')
  options+=(!ccache)
fi
optdepends=('networkmanager: Location detection via available WiFi networks')
url="http://packages.debian.org/source/experimental/$_debname"
install=firefox.install
options=(!emptydirs)
source=($(debfile ${_debname}_${_debver}-${_debrel}.dsc)
        $(debfile ${_debname}_${_debver}-${_debrel}.debian.tar.gz)
        $(debfile ${_debname}_${_debver}.orig.tar.bz2)
        $(debfile ${_debname}_${_debver}.orig-compare-locales.tar.bz2)
        $(for locale in "${_locales[@]}"; do debfile ${_debname}_${_debver}.orig-l10n-${locale}.tar.bz2; done)
        replace-urls.txt libre.patch mozconfig.pgo
        mozconfig $pkgbase.desktop iceweasel-install-dir.patch vendor.js shared-libs.patch
        bug677092.patch)
# use dpkg-source to extract everything
noextract=(); for file in "${source[@]}"; do noextract+=("${file##*/}"); done

# This is a bug, we should fix it.
mips64el-prepare() {
  # Fix MIPS N32 support.
  sed -i 's/defined(_ABIO32)/(defined(_ABIO32) || defined(_ABIN32))/' \
    js/src/assembler/wtf/Platform.h
  # Disable JIT.
  sed -ri 's/#define ENABLE_(JIT|ASSEMBLER) 1/#define ENABLE_\1 0/' \
    js/src/assembler/wtf/Platform.h
  sed -ri 's/ENABLE_(JIT|ASSEMBLER)=1/ENABLE_\1=0/' js/src/Makefile.in
}
misp64el-configure() {
  echo 'ac_add_options --disable-methodjit' >> .mozconfig
  echo 'ac_add_options --disable-tracejit' >> .mozconfig
  echo 'ac_add_options --disable-jemalloc' >> .mozconfig
}

prepare() {
  if [[ -d "/usr/lib/$pkgbase" ]]; then
    error "Because of how rpath is set, this package cannot be installed during build"
    return 1
  fi
  dpkg-source -x ${_debname}_${_debver}-${_debrel}.dsc mozilla-release
  cd mozilla-release

  patch -Np1 -i ../iceweasel-install-dir.patch
  patch -Np1 -i ../shared-libs.patch

  # Back out https://bugzilla.mozilla.org/show_bug.cgi?id=677092
  # in order to fix https://bugzilla.mozilla.org/show_bug.cgi?id=818468
  patch -Rp1 -i ../bug677092.patch

  # Replace common URLs
  sed '/^#/d' ../replace-urls.txt | while read -r moz_url gnu_url; do
    if [[ -n $moz_url ]]; then
      printf 'liberating: %s -> %s\n' "$moz_url" "$gnu_url"
      grep -Erl "${moz_url}" \
        --exclude='*.'{patch,orig,rej} \
        --exclude-dir={.pc,test,tests,testing} \
        | xargs -d '\n' --no-run-if-empty sed -ri "s<${moz_url}<${gnu_url}<g"
    fi
  done

  # Liberate the locales
  printf '%s\n' l10n-*/*/searchplugins/*.xml \
    | grep -Ev 'creativecommons|wikipedia|wikipediaro|wiktionary' \
    | xargs -d '\n' rm -f
  for dir in l10n-*/*/searchplugins; do
    pushd "$dir"
    ls | sed -n 's/\.xml$//p' > list.txt
    popd
  done
  find l10n-* -name 'region.properties' -delete

  # Patch anything that's left
  patch -Np1 -i ../libre.patch

  # Fix PRE_RELEASE_SUFFIX
  sed -i '/^PRE_RELEASE_SUFFIX := ""/s/ ""//' \
    browser/base/Makefile.in

  if [[ $CARCH  == mips64el ]]; then mips64el-prepare; fi

  touch "$srcdir/.makepkg-prepare"
}

build() {
  [[ -f "$srcdir/.makepkg-prepare" ]] || { prepare || return $?; cd "$srcdir"; }
  cd "$srcdir"
  build_browser
  for locale in "${_locales[@]}"; do
    cd "$srcdir"
    build_locale "${locale}"
  done
}

build_browser() {
  cd mozilla-release

  cp ../mozconfig .mozconfig
  if $_pgo; then cat ../mozconfig.pgo >> .mozconfig; fi
  if [[ $CARCH  == mips64el ]]; then mips64el-configure; fi

  # WebRTC build tries to execute "python" and expects Python 2
  # Workaround taken from chromium PKGBUILD
  mkdir "$srcdir/python2-path"
  ln -s /usr/bin/python2 "$srcdir/python2-path/python"
  export PATH="$srcdir/python2-path:$PATH"

  export LDFLAGS="$LDFLAGS -Wl,-rpath,/usr/lib/$pkgbase"
  export PYTHON="/usr/bin/python2"
  export MOZ_MAKE_FLAGS="$MAKEFLAGS"
  unset MAKEFLAGS

  if $_pgo; then
    export MOZ_PGO=1
    export DISPLAY=:99
    Xvfb -nolisten tcp -extension GLX -screen 0 1280x1024x24 $DISPLAY &
  fi

  _fail=0
  make -f client.mk build || _fail=1

  if $_pgo; then
    kill $! || true
  fi
  return $_fail
}

build_locale() {
  locale=$1
  cd mozilla-release

  export PYTHON="/usr/bin/python2"
  export PRODUCT='browser'

  # This is an adaptation of the "$(L10N_BUILD_STAMPS)" rule from debian/rules
  [[ -e l10n ]] || mkdir -p l10n
  [[ -e l10n/$locale ]] || ln -sf ../l10n-$locale l10n/$locale
  ${PYTHON} config/pythonpath.py -I$(pwd)/compare-locales/lib \
    $(pwd)/compare-locales/scripts/compare-locales \
    -m $(pwd)/moz-objdir/l10n-$locale ${PRODUCT}/locales/l10n.ini $(pwd)/l10n $locale
  make -C moz-objdir/${PRODUCT}/locales langpack-$locale \
    L10NBASEDIR=$(pwd)/l10n MOZ_CHROME_FILE_FORMAT=flat \
    MOZ_LANGPACK_EID=langpack-${locale}@${pkgbase}.mozilla.org \
    PKG_LANGPACK_BASENAME='$(MOZ_LANGPACK_EID)' PKG_LANGPACK_PATH=xpi/ \
    LOCALE_MERGEDIR=$(pwd)/moz-objdir/l10n-$locale
}

install-icon() {
  local brandingdir=$1 prog=$2 size=$3
  local sizedir=${size}x${size} ext=png
  [[ $size == scalable ]] && { sizedir=$size; ext=svg; size=''; }

  dirs=({moz-objdir/,}"$brandingdir")
  files=({default,mozicon,${prog}{,_icon}}${size}.${ext})

  for dir in "${dirs[@]}"; do
    for files in "${files[@]}"; do
      if [[ -e "$dir/$file" ]]; then
	install -Dm644 "$dir/$file" \
	  "$pkgdir/usr/share/icons/hicolor/$sizedir/apps/$prog.png"
	return 0
      fi
    done
  done
  #return 1
}

package_iceweasel-libre() {
  cd mozilla-release
  make -j1 -f client.mk DESTDIR="$pkgdir" install

  install -Dm644 ../vendor.js "$pkgdir/usr/lib/$pkgbase/defaults/preferences/vendor.js"

  for size in 16 32 48 64 128 scalable; do
    install-icon debian/branding $pkgbase $size
  done

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

  # Use system-provided dictionaries
  rm -rf "$pkgdir"/usr/lib/$pkgbase/{dictionaries,hyphenation}
  ln -s /usr/share/hunspell "$pkgdir/usr/lib/$pkgbase/dictionaries"
  ln -s /usr/share/hyphen "$pkgdir/usr/lib/$pkgbase/hyphenation"
  # use mozilla-searchplugins
  rm -rf "$pkgdir"/usr/lib/$pkgbase/searchplugins
  ln -s /usr/lib/mozilla/searchplugins "$pkgdir/usr/lib/$pkgbase/searchplugins"

  # We don't want the development stuff
  rm -r "$pkgdir"/usr/{include,lib/$pkgbase-devel,share/idl}

  #workaround for now
  #https://bugzilla.mozilla.org/show_bug.cgi?id=658850
  ln -sf $pkgbase "$pkgdir/usr/lib/$pkgbase/$pkgbase-bin"
}

package_locale() {
  locale=$1
  cd mozilla-release
  lang=$(sed -n "/^%define L10N_LANG ${locale}/,+1p" debian/l10n/browser-l10n.control|sed -n 's/%define L10N_LANGUAGE\s\s*//p')

  pkgdesc="${lang} language package for Iceweasel-libre"
  depends=("iceweasel-libre=${pkgver}")

  replaces=(iceweasel-i18n-$(lowercase "${locale}"))
  conflicts=(iceweasel-i18n-$(lowercase "${locale}"))

  extdir="$pkgdir"/usr/lib/iceweasel/extensions/
  install -d "${extdir}"
  install -m644 moz-objdir/dist/xpi/langpack-${locale}@${pkgbase}.mozilla.org.xpi "${extdir}"
}
for locale in "${_locales[@]}"; do
  eval "package_iceweasel-libre-l10n-$(lowercase ${locale})() { package_locale ${locale}; }"
done

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