class Poppler < Formula
  desc "PDF rendering library (based on the xpdf-3.0 code base)"
  homepage "https://poppler.freedesktop.org/"
  url "https://poppler.freedesktop.org/poppler-0.64.0.tar.xz"
  sha256 "b21df92ca99f78067785cf2dc8e06deb04726b62389c0ee1f5d8b103c77f64b1"
  revision 1
  head "https://anongit.freedesktop.org/git/poppler/poppler.git"

  bottle do
    sha256 "689e9741f7edfc2d8e2375c3e1f3f04f560a905028d5274b27b0d04a7c6e4746" => :high_sierra
    sha256 "3c34f0a5592ff890ebf17bddc40435db0dc8ddc26b7c3eb3f19dbebff17de6e3" => :sierra
    sha256 "d3686d1c8a3481da91efd16e50527435c045876bbe1e76b8ca433379ce79669e" => :el_capitan
  end

  option "with-qt", "Build Qt5 backend"
  option "with-little-cms2", "Use color management system"
  option "with-nss", "Use NSS library for PDF signature validation"

  deprecated_option "with-qt4" => "with-qt"
  deprecated_option "with-qt5" => "with-qt"
  deprecated_option "with-lcms2" => "with-little-cms2"

  depends_on "cmake" => :build
  depends_on "gobject-introspection" => :build
  depends_on "pkg-config" => :build
  depends_on "cairo"
  depends_on "fontconfig"
  depends_on "freetype"
  depends_on "gettext"
  depends_on "glib"
  depends_on "jpeg"
  depends_on "libpng"
  depends_on "libtiff"
  depends_on "openjpeg"
  depends_on "qt" => :optional
  depends_on "little-cms2" => :optional
  depends_on "nss" => :optional

  conflicts_with "pdftohtml", "pdf2image", "xpdf",
    :because => "poppler, pdftohtml, pdf2image, and xpdf install conflicting executables"

  resource "font-data" do
    url "https://poppler.freedesktop.org/poppler-data-0.4.9.tar.gz"
    sha256 "1f9c7e7de9ecd0db6ab287349e31bf815ca108a5a175cf906a90163bdbe32012"
  end

  needs :cxx11 if build.with?("qt") || MacOS.version < :mavericks

  def install
    # Remove for > 0.64.0
    # Fix "error: implicit instantiation of undefined template 'std::__1::array<double, 257>'"
    # Upstream issue from 18 Apr 2018 "0.64.0 build with qt5 fails"
    # See https://bugs.freedesktop.org/show_bug.cgi?id=106118
    if build.with? "qt"
      inreplace "qt5/src/ArthurOutputDev.cc", /#include <QPicture>/,
                                              "\\0\n#include <array>"
    end

    ENV.cxx11 if build.with?("qt") || MacOS.version < :mavericks

    args = std_cmake_args + %w[
      -DENABLE_XPDF_HEADERS=ON
      -DENABLE_GLIB=ON
      -DBUILD_GTK_TESTS=OFF
      -DWITH_GObjectIntrospection=ON
      -DENABLE_QT4=OFF
    ]

    if build.with? "qt"
      args << "-DENABLE_QT5=ON"
    else
      args << "-DENABLE_QT5=OFF"
    end

    if build.with? "little-cms2"
      args << "-DENABLE_CMS=lcms2"
    else
      args << "-DENABLE_CMS=none"
    end

    system "cmake", ".", *args
    system "make", "install"
    system "make", "clean"
    system "cmake", ".", "-DBUILD_SHARED_LIBS=OFF", *args
    system "make"
    lib.install "libpoppler.a"
    lib.install "cpp/libpoppler-cpp.a"
    lib.install "glib/libpoppler-glib.a"
    resource("font-data").stage do
      system "make", "install", "prefix=#{prefix}"
    end

    libpoppler = (lib/"libpoppler.dylib").readlink
    to_fix = ["#{lib}/libpoppler-cpp.dylib", "#{lib}/libpoppler-glib.dylib",
              *Dir["#{bin}/*"]]
    to_fix << "#{lib}/libpoppler-qt5.dylib" if build.with?("qt")
    to_fix.each do |f|
      macho = MachO.open(f)
      macho.change_dylib("@rpath/#{libpoppler}", "#{lib}/#{libpoppler}")
      macho.write!
    end
  end

  test do
    system "#{bin}/pdfinfo", test_fixtures("test.pdf")
  end
end