class Dcmtk < Formula
  desc "OFFIS DICOM toolkit command-line utilities"
  homepage "http://dicom.offis.de/dcmtk.php.en"

  # Current snapshot used for stable now.
  url "http://dicom.offis.de/download/dcmtk/snapshot/dcmtk-3.6.1_20150629.tar.gz"
  sha256 "6af8a4683a8f4995cefbad00e727fd760e0e5f535d7c4ad622ce280a701888e2"
  version "3.6.1-20150629"

  head "git://git.dcmtk.org/dcmtk.git"

  bottle do
    sha256 "4dbb44f19f96db2a6d6324dbcb7eb1127581d156000659c45892d4500937c9bf" => :yosemite
    sha256 "943ec5d29513a70317af4b8d5da846578d610af635c6631329f55ed4a6935cb3" => :mavericks
    sha256 "df00c07351533cedd1b17cb255e58ce80f123db1d77828684ef2991785d2318d" => :mountain_lion
  end

  option "with-docs", "Install development libraries/headers and HTML docs"
  option "with-openssl", "Configure DCMTK with support for OpenSSL"
  option "with-libiconv", "Build with brewed libiconv. Dcmtk and system libiconv can have problems with utf8."

  depends_on "cmake" => :build
  depends_on "doxygen" => :build if build.with? "docs"
  depends_on "libpng"
  depends_on "libtiff"
  depends_on "openssl"
  depends_on "homebrew/dupes/libiconv" => :optional

  def install
    ENV.m64 if MacOS.prefer_64_bit?

    args = std_cmake_args
    args << "-DDCMTK_WITH_DOXYGEN=YES" if build.with? "docs"
    args << "-DDCMTK_WITH_OPENSSL=YES" if build.with? "openssl"
    args << "-DDCMTK_WITH_ICONV=YES -DLIBICONV_DIR=#{Formula["libiconv"].opt_prefix}" if build.with? "libiconv"
    args << ".."

    mkdir "build" do
      system "cmake", *args
      system "make", "DOXYGEN" if build.with? "docs"
      system "make", "install"
    end
  end

  test do
    system bin/"pdf2dcm", "--verbose",
           test_fixtures("test.pdf"), testpath/"out.dcm"
    system bin/"dcmftest", testpath/"out.dcm"
  end
end