# Maintainer: Omar Vega Ramos <ovruni@gnu.org.pe>
# Contributor (Hyperbola): André Silva <emulatorman@hyperbola.info>
# Maintainer (Arch):
# parabola changes and rationale:
# - Added armv7h and i686 support
# - Removed nonfree parts

pkgname=netpbm
pkgver=10.73.36
pkgrel=1
pkgrel+=.parabola1
pkgdesc="A toolkit for manipulation of graphic images"
pkgdesc+=", without nonfree parts"
arch=('x86_64')
arch+=('i686' 'armv7h')
license=('custom' 'BSD' 'GPL' 'LGPL')
url="http://netpbm.sourceforge.net/"
depends=('perl' 'libpng' 'libtiff' 'libxml2')
makedepends=('python2' 'jbigkit' 'subversion')
options=('!makeflags')
# Get docs with: wget --recursive --relative -nH http://netpbm.sourceforge.net/doc/
source=(https://downloads.sourceforge.net/project/netpbm/super_stable/$pkgver/netpbm-$pkgver.tgz
        https://sources.archlinux.org/other/packages/netpbm/netpbm-doc-31Jan2014.tar.xz{,.sig}
        netpbm-CAN-2005-2471.patch netpbm-security-code.patch netpbm-security-scripts.patch
        reproducible-man-gzip.patch use-source-date-epoch.patch)
sha256sums=('93b31b11b003082d5fd4037ae5c768b91ea7330b10247a25086c10b5dd71e445'
            '74bcf840ee643c6917330c382484010cb99c004a3fcf05391bebcac63815acb3'
            'SKIP'
            '991aba7897e0710687369b4e2edfba1397ecd77d62578eac496afbc47b5ca970'
            '83d75a80ce999d8b69572e54f04c4d220c60b0d09f9e52d3236264535c3bf216'
            '2c397588d9cba2c40dee55c07713d5e77e0e04245db939fdc1962d7de4cf4a33'
            '8e3efdb4fcbfdc8e9a5c8e9663c7d6b9ecef3a2379ce38d2acc5669c339f6814'
            '68055341833f482c6910a56c2fdfe046978a1a92fd8442a2a9209c82ce3e4d13')
validpgpkeys=('5357F3B111688D88C1D88119FCF2CB179205AC90')

remove_program() {
    file="$1"
    progname="$(basename ${file} | sed 's/\.c$//')"

    rm -v "${file}"
    sed -i "s/${progname}//g" "$(dirname ${file})/Makefile"
    sed -i "s/${progname}\.1//g" buildtools/manpage.mk
}

prepare() {
  cd $pkgname-$pkgver

  patch -p1 < ../netpbm-CAN-2005-2471.patch
  patch -p1 < ../netpbm-security-code.patch
  patch -p1 < ../netpbm-security-scripts.patch
  patch -p1 < ../reproducible-man-gzip.patch
  patch -p1 < ../use-source-date-epoch.patch
  sed -i 's|#!/usr/bin/python|#!/usr/bin/python2|' buildtools/makeman
  sed -i 's|@python|@python2|' buildtools/manpage.mk

  cp config.mk.in  config.mk
  [ "${CARCH}" = 'x86_64' ] && echo 'CFLAGS_SHLIB = -fPIC' >> config.mk
  [ "${CARCH}" = 'armv7h' ] && echo 'CFLAGS_SHLIB = -fPIC' >> config.mk
  echo "NETPBM_DOCURL = file://${srcdir}/doc" >> config.mk
  echo 'TIFFLIB = libtiff.so' >> config.mk
  echo 'JPEGLIB = libjpeg.so' >> config.mk
  echo 'PNGLIB = libpng.so' >> config.mk
  echo 'ZLIB = libz.so' >> config.mk
  echo 'JBIGLIB = /usr/lib/libjbig.a' >> config.mk

  sed -i 's|misc|share/netpbm|' common.mk
  sed -i 's|/link|/lib|' lib/Makefile
  sed -i 's|install.manwebmain install.manweb install.man|install.man|' GNUmakefile

  # Remove the converter/ppm/hpcdtoppm directory:
  # - hpcdtoppm: as hpcdtoppm is not even redistributable, this hpcdtoppm only
  #   prints a message to steer users toward downloading "the real hpcdtoppm"
  #   which is nonfree
  # - pcdovtoppm: no license information
  rm -rv converter/ppm/hpcdtoppm
  sed '/\.\/converter\/ppm\/hpcdtoppm \\/d' -i GNUmakefile
  sed 's/hpcdtoppm//g' -i converter/ppm/Makefile

  # Removing programs without license information
  remove_program converter/other/pamtopnm.c
  remove_program converter/pbm/pbmto4425.c
  remove_program converter/pbm/pbmtoln03.c
  remove_program converter/pbm/pbmtolps.c
  remove_program converter/pbm/pbmtopk.c
  remove_program converter/pbm/pktopbm.c
  remove_program converter/pgm/spottopgm.c
  remove_program converter/ppm/ppmtogif.c
  remove_program converter/ppm/ppmtopjxl.c
  remove_program other/pamchannel.c

  # Tests have no license information
  rm -v -rf test/
  # Remove test from "SUPPORT_SUBDIRS = urt icon buildtools test"
  awk '{
    if ($1 != "SUPPORT_SUBDIRS") {
      print $0
    } else {
      for (i=1;i<=NF;i++) {
        if($i != "test") {
          printf $i " "
        }
      }
    }
  }' GNUmakefile > GNUmakefile.1
  mv -f GNUmakefile.1 GNUmakefile

  sed -i '/pnmtopnm/d' netpbm.c

  #Removing references about nonfree licenses part
  sed -i '338,383d' doc/copyright_summary

}

build() {
  cd $pkgname-$pkgver
  make
  # Generating useful man pages with html doc
  make MAKEMAN="${srcdir}/$pkgname-$pkgver/buildtools/makeman" USERGUIDE=. \
    -C ../doc -f "${srcdir}/$pkgname-$pkgver/buildtools/manpage.mk" manpages
}

package() {
  cd $pkgname-$pkgver
  make pkgdir="${pkgdir}/usr" PKGMANDIR=share/man install-run install-dev

# Removing dummy man pages
  rm "${pkgdir}"/usr/share/man/man{1,3,5}/*

  make MAKEMAN="${srcdir}/$pkgname-$pkgver/buildtools/makeman" MANDIR="${pkgdir}/usr/share/man" \
    -C ../doc -f "${srcdir}/$pkgname-$pkgver/buildtools/manpage.mk" installman

# Replace obsolete utility
  echo -e '#!/bin/sh\npamditherbw $@ | pamtopnm\n' > "${pkgdir}/usr/bin/pgmtopbm"

# Licensing.  Note that each program in the package has a separate license.
  install -D -m644 "${srcdir}/$pkgname-$pkgver/doc/copyright_summary" \
    "${pkgdir}/usr/share/licenses/${pkgname}/copyright_summary.txt"
}