wims 4.01e-7 / postinst

#! /bin/sh
# postinst script for wims
#
# see: dh_installdeb(1)

set -e
[ -e /usr/share/debconf/confmodule ] && . /usr/share/debconf/confmodule

# summary of how this script can be called:
#        * <postinst> `configure' <most-recently-configured-version>
#        * <old-postinst> `abort-upgrade' <new version>
#        * <conflictor's-postinst> `abort-remove' `in-favour' <package>
#          <new-version>
#        * <deconfigured's-postinst> `abort-deconfigure' `in-favour'
#          <failed-install-package> <version> `removing'
#          <conflicting-package> <version>
# for details, see http://www.debian.org/doc/debian-policy/ or
# the debian-policy package
#

read_only_dirs(){
dirs="/var/lib/wims/bin
/var/lib/wims/log
/var/lib/wims/log/account
/var/lib/wims/log/classes
/var/lib/wims/log/classes/1011/forum
/var/lib/wims/log/classes/1011/forum/.threads
/var/lib/wims/log/forums
/var/lib/wims/log/modules
/var/lib/wims/log/referer
/var/lib/wims/public_html/bases/dic
/var/lib/wims/public_html/bases/doc
/var/lib/wims/public_html/bases/sheet
/var/lib/wims/public_html/bases/site
/var/lib/wims/public_html/bases/site/lists
/var/lib/wims/public_html/bases/site/pop
/var/lib/wims/public_html/bases/sys
/var/lib/wims/public_html/bin
/var/lib/wims/public_html/msg
/var/lib/wims/public_html/scripts/adm
/var/lib/wims/s2
/var/lib/wims/sessions
/var/lib/wims/src
/var/lib/wims/tmp/log"

for d in $dirs; do
    mkdir -p $d
    chmod 700 $d
done
true
}

mathfonts(){
#code grabbed from mkmathfonts
HOME_DIR=/var/lib/wims

HTML_DIR=$HOME_DIR/public_html
FONT_DIR=$HTML_DIR/mathfonts
FOUT_DIR=$HTML_DIR/w


tex2gif="su -s /bin/sh wims -c $HTML_DIR/bin/tex..gif"
texgifout=$HOME_DIR/tmp/texgif.out
wims_server_base=$HTML_DIR
texgif_tmpdir=$HOME_DIR/tmp
texgif_fontdir=$FOUT_DIR/texgif
texgif_texheader=$FONT_DIR/header.latex
export wims_server_base texgif_tmpdir texgif_fontdir texgif_texheader
export texgif_src texgif_outfile texgif_density
rm -f $texgifout 2>/dev/null

leftpar1='('
rightpar1=')'
leftbrace1='\{'
rightbrace1='\}'
Lleftpar='\left(';  Rleftpar='\right.'
Lrightpar='\left.'; Rrightpar='\right)'
Lleftbrace='\left\{'; Rleftbrace='\right.'
Lrightbrace='\left.'; Rrightbrace='\right\}'
add='\mathstrut\cr'
in=$add$add
for size in 2 3; do
  for type in leftpar leftbrace rightpar rightbrace; do
    eval L='$'L$type; eval R='$'R$type;
    eval $type$size=\'$L\\matrix\{$in\}$R\'
  done
  in=$in$add
done
# discontinuity !
in=$in$add
for size in 4 5 6 7 8 9 10; do
  for type in leftpar leftbrace rightpar rightbrace; do
    eval L='$'L$type; eval R='$'R$type;
    eval $type$size=\'$L\\matrix\{$in\}$R\'
  done
  in=$in$add
done

# for density in 100
echo "Rendering fonts, sizes 63 to 173:"
if [ "$verbose" = yes ]; then
    echo
fi

for density in 63 69 76 83 91 100 109 120 131 144 158 173
do
  texgif_density=$density
  mkdir -p $FONT_DIR/$density
  for f in `cat /var/lib/wims/src/mathfonts`
  do
    F=$f
    texgif_outfile=$FONT_DIR/$density/$F.gif
    if [ ! -s $texgif_outfile ]; then
      printf "$density: $f          \r"
      texgif_src="\$ \\$f \$"
      $tex2gif >>$texgifout 2>/dev/null
    fi
  done
  
  for f in x y z
  do
    texgif_outfile=$FONT_DIR/$density/$f.gif
    if [ ! -s $texgif_outfile ]; then
      printf "$density: $f          \r"
      texgif_src="\$ $f \$"
      $tex2gif >>$texgifout 2>/dev/null
    fi
  done
  
  for f in A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
  do
#upper case 
    F=$f
    texgif_outfile=$FONT_DIR/$density/$f$F.gif
    if [ ! -s $texgif_outfile ]; then
      printf "$density: $f$F          \r"
      texgif_src="\$ \\mathbb $f \$"
      $tex2gif >>$texgifout 2>/dev/null
    fi
    texgif_outfile=$FONT_DIR/$density/euf$F.gif
    if [ ! -s $texgif_outfile ]; then
      printf "$density: euf$F          \r"
      texgif_src="\$ \\goth $f \$"
      $tex2gif >>$texgifout 2>/dev/null
    fi
    texgif_outfile=$FONT_DIR/$density/cal$F.gif
    if [ ! -s $texgif_outfile ]; then
      printf "$density: cal$F          \r"
      texgif_src="\$ \\cal $f \$"
      $tex2gif >>$texgifout 2>/dev/null
    fi
#lower case 
    f=`echo $f | tr [A-Z] [a-z]`
    texgif_outfile=$FONT_DIR/$density/euf$f.gif
    if [ ! -s $texgif_outfile ]; then
      printf "$density: euf$f          \r"
      texgif_src="\$ \\goth $f \$"
      $tex2gif >>$texgifout 2>/dev/null
    fi
  done
# delimiters () {}
  for type in leftpar leftbrace rightpar rightbrace; do
    for size in 1 2 3 4 5 6 7 8 9 10; do
      f=$type$size; eval src='$'$f
      texgif_outfile=$FONT_DIR/$density/$f.gif
      if [ ! -s $texgif_outfile ]; then
	  printf "$density: $f          \r"
        texgif_src="\$\$ $src \$\$"
        $tex2gif >>$texgifout 2>/dev/null
      fi
    done
  done
 
  for syn in `cat /var/lib/wims/src/mathfonts-synonyms`
  do
     j1=`echo $syn | awk -F, '{print $1}'`
     j2=`echo $syn | awk -F, '{print $2}'`
     f=$FONT_DIR/$density/$j1.gif
     if [ ! -r $f ]; then ln -s $j2.gif $f; fi
  done
done
rm -f $HOME_DIR/tmp/texgif.*
echo
}

adjust_maildir(){
    maildir=$(cat /etc/mailname)
    if [ -n "$maildir" ]; then
	for f in themes/default/visitor.phtml \
	    themes/default/supervisor.phtml \
	    themes/standard/visitor.phtml \
	    themes/standard/supervisor.phtml ; do
	    source=/var/lib/wims/public_html/$f
	    #sed 's/WIMS: \$httpd_HTTP_HOST/WIMS: '$maildir'/' $source > $source.tmp && \
	    #  mv $source.tmp $source
	    sed 's/!mailurl \$wims_site_manager/!mailurl wims@'$maildir'/' $source > $source.tmp && \
	      mv $source.tmp $source
	done
    fi
}

case "$1" in
    configure)
      # giving all to wims user. That is a quick'n dirty hack !
      # is it necessary ?
      chown -R wims:wims /var/lib/wims
      # making fonts
      mathfonts;
      # fixing permissions for some dirs
      read_only_dirs;
      # making wims suid, sgid
      if ! dpkg-statoverride --list /var/lib/wims/public_html/wims >/dev/null 2>&1
      then
	  dpkg-statoverride --update --add wims wims 6755 /var/lib/wims/public_html/wims 2>/dev/null
      fi
      #making /usr/lib/wims/bin private
      if ! dpkg-statoverride --list /usr/lib/wims/bin >/dev/null 2>&1
      then
	  dpkg-statoverride --update --add wims wims 700 /usr/lib/wims/bin 2>/dev/null
      fi      
      #making wims.conf private
      conffile=/var/lib/wims/log/wims.conf
      [ -f $conffile ] || cp -f $conffile.distrib $conffile
      if ! dpkg-statoverride --list $conffile >/dev/null 2>&1
      then
	  dpkg-statoverride --update --add wims wims 600 $conffile 2>/dev/null
      fi
      # linking to /etc/wims
      [ -e /etc/wims/wims.conf ] || \
         [ -e $(readlink  /etc/wims/wims.conf) ] || 
         ln -s $conffile /etc/wims
      [ -e /etc/wims/defaults.conf ] || 
         [ -e $(readlink /etc/wims/defaults.conf) ] || 
         ln -s /var/lib/wims/src/defaults.conf /etc/wims
      # downgrading permissions for some wrappers
      lambdawrapper=/var/lib/wims/public_html/bin/wrap..exec
      dpkg-statoverride --update --force --add nowims nowims 6755 $lambdawrapper 2>/dev/null
      #upgrading permissions for another wrapper
      ############ this wrapper will not be privileged, as it is not useful
      ############ when the feature wims_chroot is not used
      ############ See bug report #618476 submitted by ballombe@debian.org
      ## rootwrapper=/var/lib/wims/public_html/bin/ch..root
      ## dpkg-statoverride --update --force --add root root 6755 $rootwrapper 2>/dev/null
      #delete one file
      rm -f /var/lib/wims/log/unsecure
	
      # gives the write permission for wims over its config files
      chown -R wims:root /etc/wims

      # reconfigure the webserver if necessary
      db_get wims/reconfigure-webserver
      webservers="$RET"
      restart=""
      for webserver in $webservers; do
	  webserver=${webserver%,}
	  test -x /usr/sbin/$webserver || continue
	  
	  case "$webserver" in
	      apache|apache2)
	      newfile=false
	      if [ -d /etc/$webserver/conf.d ] && \
		  [ ! -f /etc/$webserver/conf.d/wims.conf ] && \
		  [ ! -h /etc/$webserver/conf.d/wims.conf ]; then
		  ln -s /etc/wims/apache.conf \
		      /etc/$webserver/conf.d/wims.conf
		  newfile=true
	      fi
	      if $newfile = true; then
		  db_reset wims/restart-webserver || true
		  db_subst wims/restart-webserver webserver "$webserver"
		  db_input high wims/restart-webserver || true
		  db_go
		  db_get wims/restart-webserver
		  if [ "$RET" = "true" ]; then
		      restart="$restart $webserver"
		  fi
	      fi
	      ;;
	  esac
      done
      for webserver in $restart; do
	  webserver=${webserver%,}
	  if [ -x /usr/sbin/invoke-rc.d ]; then
	      invoke-rc.d $webserver reload || true
	  else
	      /etc/init.d/$webserver reload || true
	  fi
      done
      # don't update the index of modules since it is done by a trigger
      # we do not "su - wims", so even if wims has an updated homedir
      # due to a previous install it still works.
      # (cd /var/lib/wims && su wims -c bin/mkindex)
      # add some utilities in the set of trusted wims applications:
      rm -f /var/lib/wims/bin/true; ln -s /bin/true  /var/lib/wims/bin
      rm -f /var/lib/wims/bin/false; ln -s /bin/false /var/lib/wims/bin

      # modify the configuration for povray if this package is present
      if [ -f /etc/povray/3.6/povray.conf ]; then
	  if ! grep -q wims /etc/povray/3.6/povray.conf; then
	      echo 'read+write* = /var/lib/wims/tmp' >> \
		  /etc/povray/3.6/povray.conf
	  fi
      fi
      # take in account the file /etc/mailname
      adjust_maildir
      # fix the link to the copyright file
      ln -sf /usr/share/doc/wims/copyright /var/lib/wims/public_html/COPYING
    ;;

    abort-upgrade|abort-remove|abort-deconfigure)

    ;;

    *)
        echo "postinst called with unknown argument \`$1'" >&2
        exit 1
    ;;
esac

# dh_installdeb will replace this with shell code automatically
# generated by other debhelper scripts.



exit 0