#!/bin/sh
PATH=/bin:/usr/bin:/usr/local/bin

# Some mktexpk incorrectly calls ttf2pk with -p option, delete it.
cp ${PREFIX}/bin/mktexpk ${PREFIX}/bin/mktexpk.CJK
sed -e "s/ttf2pk -p/ttf2pk/" ${PREFIX}/bin/mktexpk.CJK > ${PREFIX}/bin/mktexpk
rm ${PREFIX}/bin/mktexpk.CJK

# Install ttf2pk binary in ${PORTSDIR}/print/freetype, data in ${TEXMF}/ttf2pk
(cd ${PORTSDIR}/print/freetype/work/freetype-1.2/contrib/ttf2pk;
 ./configure --prefix=${PREFIX} --with-kpathsea-dir=${PREFIX};
 make depend all install;
 cp -R data ${PREFIX}/share/texmf/ttf2pk;
 cd ${PREFIX}/share/texmf; ln -s ttf2pk ttf2tfm; )

# We have no way telling where generated fonts are, but ask the user.
echo
echo Please input where generated fonts are placed.
echo "->(Default: ${PREFIX}/share/texmf/fonts)"
read VARTEXFONTS
if [ -z ${VARTEXFONTS} ]
then
  VARTEXFONTS=${PREFIX}/share/texmf/fonts
fi

# Chmod 1777 pk/tfm font directory.
if [ -z "${NOCHMOD}" ]
then
  chmod -R 1777 ${VARTEXFONTS}/tfm ${VARTEXFONTS}/pk
fi

# Install moe_* TTF fonts
if [ ${NOTTF} ]
then
  echo ===
  echo If you want to install other TTF fonts, you have to manually edit:
  echo ${PREFIX}/share/texmf/fontname/special.map
  echo ${PREFIX}/share/texmf/ttf2pk/ttfonts.map
  echo ${PREFIX}/share/texmf/web2c/texmf.cnf
  echo ${PREFIX}/share/texmf/tex/latex/CJK/Bg5/c00kai.fd, for Kai family fonts.
  echo ${PREFIX}/share/texmf/tex/latex/CJK/Bg5/c00song.fd, for Song family fonts.
  echo ===
else
  mkdir -p ${PREFIX}/share/texmf/fonts/truetype/moe
  install -c -o root -g wheel -m 644 ${DISTDIR}/moe_kai.ttf ${PREFIX}/share/texmf/fonts/truetype/moe
  # moe_sung.ttf -> moe_song.ttf
  install -c -o root -g wheel -m 644 ${DISTDIR}/moe_sung.ttf ${PREFIX}/share/texmf/fonts/truetype/moe/moe_sung.ttf

  # fontname/special.map
  if [ -n "`grep moekai ${PREFIX}/share/texmf/fontname/special.map`" ]
  then
    echo Seems moekai already in spcial.map, file untouched.
  else
    echo "@c BIG5 MOE TTF fonts" >> ${PREFIX}/share/texmf/fontname/special.map
    echo "moekai		big5		moekai" >> ${PREFIX}/share/texmf/fontname/special.map
  fi
  if [ -n "`grep moesung ${PREFIX}/share/texmf/fontname/special.map`" ]
  then
    echo Seems moesung already in spcial.map, file untouched.
  else
    echo "@c BIG5 MOE TTF fonts" >> ${PREFIX}/share/texmf/fontname/special.map
    echo "moesung		big5		moesung" >> ${PREFIX}/share/texmf/fontname/special.map
  fi

  # ttf2pk/ttfonts.map
  if [ -n "`grep moekai ${PREFIX}/share/texmf/ttf2pk/ttfonts.map`" ]
  then
    echo Seems moekai already in ttfonts.map, file untouched.
  else
    echo "moekai@Big5.sfd@   moe_kai Pid=3 Eid=4" >> ${PREFIX}/share/texmf/ttf2pk/ttfonts.map
  fi
  if [ -n "`grep moesung ${PREFIX}/share/texmf/ttf2pk/ttfonts.map`" ]
  then
    echo Seems moesung already in ttfonts.map, file untouched.
  else
    echo "moesung@Big5.sfd@   moe_sung Pid=3 Eid=4" >> ${PREFIX}/share/texmf/ttf2pk/ttfonts.map
  fi

  # web2c/texmf.cnf
  if [ -n "`grep TTF2PKINPUTS ${PREFIX}/share/texmf/web2c/texmf.cnf`" ]
  then
    echo Seems TTF2PKINPUTS already set in texmf.cnf, file untouched.
  else
    echo "% ttf2pk data directory" >> ${PREFIX}/share/texmf/web2c/texmf.cnf
    echo "TTF2PKINPUTS = \$TEXMF/ttf2pk//" >> ${PREFIX}/share/texmf/web2c/texmf.cnf
  fi
  if [ -n "`grep TTF2TFMINPUTS ${PREFIX}/share/texmf/web2c/texmf.cnf`" ]
  then
    echo Seems TTF2TFMINPUTS already set in texmf.cnf, file untouched.
  else
    echo "% ttf2tfm data directory" >> ${PREFIX}/share/texmf/web2c/texmf.cnf
    echo "TTF2TFMINPUTS = \$TEXMF/ttf2pk//" >> ${PREFIX}/share/texmf/web2c/texmf.cnf
  fi

  # tex/latex/CJK/Bg5/c00kai.fd
  if [ -n "`grep moekai ${PREFIX}/share/texmf/tex/latex/CJK/Bg5/c00kai.fd`" ]
  then
    echo Seems moekai already in c00kai.fd, file untouched.
  else
    (cd ${PREFIX}/share/texmf/tex/latex/CJK/Bg5;
     cp c00kai.fd c00kai.fd.orig;
     sed -e "s/b5ka12/moekai/" c00kai.fd.orig > c00kai.fd;
    )
  fi

  # tex/latex/CJK/Bg5/c00song.fd
  if [ -n "`grep moesung ${PREFIX}/share/texmf/tex/latex/CJK/Bg5/c00song.fd`" ]
  then
    echo Seems moesung already in c00song.fd, file untouched.
  else
    (cd ${PREFIX}/share/texmf/tex/latex/CJK/Bg5;
     cp c00song.fd c00song.fd.orig;
     sed -e "s/CJKsub \* kai\/m\/n/CJK \* moesung/" c00song.fd.orig > c00song.fd;
     mv c00song.fd c00song.fd.tmp;
     sed -e "s/CJKsub \* kai\/bx\/n/CJKb \* moesung/" c00song.fd.tmp > c00song.fd;
     rm c00song.fd.tmp;
    )
  fi

  # Generate tfm fonts for moekai/moesung.
  texconfig rehash  # Update ls-R
  mkdir -p ${VARTEXFONTS}/tfm/moe/moekai ${VARTEXFONTS}/tfm/moe/moesung
  (cd ${VARTEXFONTS}/tfm/moe/moekai; ttf2tfm moe_kai -P 3 -E 4 moekai@Big5@)
  (cd ${VARTEXFONTS}/tfm/moe/moesung; ttf2tfm moe_sung -P 3 -E 4 moesung@Big5@)

fi

# Update ${TEXMF} tree
texconfig rehash

# Messages to the user
echo "----------------------------------------------------------------------"
echo "CJK is now installed. Here are final notes for BIG5 users:"
echo
echo "Use 'bg5latex' instead of 'latex'. You may run 'bg5latex Big5.tex'"
echo "to check its output. CJK.doc & commands.doc are good starting"
echo "points."
if [ -z "${NOTTF}" ]
then
echo
echo "FYI, moe_kai.ttf has some characters loss. These includes:"
echo "   0xb9a6 0xbcb5 0xd974 0xdb57 0xdd7c 0xe0b5 0xe2e9 0xe351"
echo "   0xe3c4 0xe5bf 0xe5c1 0xe7ec 0xec52 0xf374 0xf6dd"
echo "But moe_sung.ttf has these all."
echo "Thanks to Clem Chuang <b5506056@csie.ntu.edu.tw> for this info."
fi
echo
echo "Happy CJKing!"
echo "----------------------------------------------------------------------"