#!/bin/bash

# FIX_MISSING if set to true will pull in files that are new
# or missing so long as they are not in SLACK_DEPRECATED

# The following needs to be updated manually as they are located
# elsewhere
#
# xcb from http://xcb.freedesktop.org/dist/
# compiz http://releases.compiz.org/
# xf86-video-mga from git
# xf86-video-nouveau via the script get-xf86-video-nouveau.sh

# X_BASE_DIR is the local mirror of x.org's individual tree
# X_BUILD_DIR is the build tree to be updated

CWD=$(pwd)
X_BASE_DIR="/home/shared/mirrors/x.org/individual"
X_BUILD_DIR="/home/shared/Build/updates/x11/"
FIX_MISSING="false"
SLACK_DEPRECATED=" \
   compiz \
   constype \
   grandr \
   lbxproxy \
   mkcfm \
   proxymngr \
   rstart \
   scripts \
   xbitmaps \
   xfindproxy \
   xfwp \
   xphelloworld \
   xplsprinters \
   xprehashprinterlist \
   xrx \
   xsetmode \
   xsetpointer \
   xtrap \
   xkbdata \
   glamor-egl \
   xf86-input-calcomp \
   xf86-input-citron \
   xf86-input-digitaledge \
   xf86-input-dmc \
   xf86-input-dynapro \
   xf86-input-elo2300 \
   xf86-input-elographics \
   xf86-input-fpit \
   xf86-input-hyperpen \
   xf86-input-jamstudio \
   xf86-input-magellan \
   xf86-input-magictouch \
   xf86-input-microtouch \
   xf86-input-mutouch \
   xf86-input-palmax \
   xf86-input-spaceorb \
   xf86-input-summa \
   xf86-input-ur98 \
   xf86-input-tek4957 \
   xf86-video-amd \
   xf86-video-cyrix \
   xf86-video-fbdev \
   xf86-video-glide \
   xf86-video-i810 \
   xf86-video-impact \
   xf86-video-imstt \
   xf86-video-mga \
   xf86-video-newport \
   xf86-video-nsc \
   xf86-video-qxl \
   xf86-video-radeonhd \
   xf86-video-sunbw2 \
   xf86-video-suncg14 \
   xf86-video-suncg3 \
   xf86-video-suncg6 \
   xf86-video-sunffb \
   xf86-video-sunleo \
   xf86-video-suntcx \
   xf86-video-vermilion \
   xf86-video-vga \
   xf86-video-via \
   xf86-video-wsfb \
   xf86-video-xgixp \
   libAppleWM \
   libWindowsWM \
   libXTrap \
   libXprintAppUtil \
   libXprintUtil \
   liblbxutil \
   liboldX \
   libxkbui \
   libpthread-stubs \
   applewmproto \
   trapproto \
   windowswmproto \
   xf86rushproto \
   xproxymanagementprotocol \
   "

/bin/echo "" >> ChangeLog.txt
/bin/date >> ChangeLog.txt

check_path() {
  # Build array of current x.org packages for x11
  cd $X_BASE_DIR/$MODDIR/
  X_SRC_DIR=( $(ls -1 *.bz2 | rev | cut -f 2,3,4,5 -d - | rev | uniq ) )

  index=0
  while [ "$index" -lt "${#X_SRC_DIR[@]}" ]
  do
     tmpvar=( $(ls -v1 ${X_SRC_DIR[$index]}-*.bz2 | tail -n 1 | rev | cut -f 3,4,5,6,7 -d . | rev ) )
     
     # Check for beta version number form :- xx.99.xx & xx.xx.90x
     # pixman beta package xx.odd.xx
     tmppkg=( $(echo $tmpvar | cut -f 1 -d - ) )
     if [ "$tmppkg" = "pixman" ]; then
        betacheck1=( $(echo $tmpvar | rev | cut -f 1 -d - | cut -f 2 -d . | rev ) )
        while [[ "$betacheck1" = 23 || "$betacheck1" = 25 || "$betacheck1" = 27 || "$betacheck1" = 29 ]]
        do
           tmpvar=( $(ls -v1 ${X_SRC_DIR[$index]}-*.bz2 | tail -n $trybeta | head -n 1 | rev | cut -f 3,4,5,6,7 -d . | rev ) )
           betacheck1=( $(echo $tmpvar | rev | cut -f 1 -d - | cut -f 2 -d . | rev ) )
	   ((trybeta++))
        done
     else
        betacheck1=( $(echo $tmpvar | rev | cut -f 1 -d - | cut -f 2 -d . | rev ) )
        betacheck2=( $(echo $tmpvar | rev | cut -f 1 -d . | rev ) )
        trybeta=2
        while [[ "$betacheck1" = 99 || "$betacheck2" = 901 || "$betacheck2" = 902 || "$betacheck2" = 903 ]]
        do
           tmpvar=( $(ls -v1 ${X_SRC_DIR[$index]}-*.bz2 | tail -n $trybeta | head -n 1 | rev | cut -f 3,4,5,6,7 -d . | rev ) )
           betacheck1=( $(echo $tmpvar | rev | cut -f 1 -d - | cut -f 2 -d . | rev ) )
           betacheck2=( $(echo $tmpvar | rev | cut -f 1 -d . | rev ) )
	   ((trybeta++))
        done
     fi

     X_SRC_DIR[$index]=$tmpvar
     ((index++))
  done

  # Build array of existing packages for x11/app
  cd $X_BUILD_DIR/src/$MODDIR/
  X_BLD_DIR=( $(ls -1 *.xz | rev | cut -f 2,3,4,5 -d - | rev | uniq ) )

  index=0
  while [ "$index" -lt "${#X_BLD_DIR[@]}" ]
  do
     tmpvar=( $(ls -v1 ${X_BLD_DIR[$index]}-*.xz | tail -n 1 | rev | cut -f 3,4,5,6,7 -d . | rev ) )
     X_BLD_DIR[$index]=$tmpvar
     ((index++))
  done

  cd $CWD

  index=0
  index2=0
  num=$index2
  while [ "$index" -lt "${#X_SRC_DIR[@]}" ]
  do
     newpkg=( $(echo "${X_SRC_DIR[$index]}" | rev | cut -f 2,3,4,5,6 -d - | rev  ) )
     newver=( $(echo "${X_SRC_DIR[$index]}" | rev | cut -f 1 -d - | rev ) )
   

     while [ "$index2" -lt "${#X_BLD_DIR[@]}" ]
     do
        oldpkg=( $(echo "${X_BLD_DIR[$index2]}" | rev | cut -f 2,3,4,5,6 -d - | rev ) )
        oldver=( $(echo "${X_BLD_DIR[$index2]}" | rev | cut -f 1 -d - | rev ) )
        if [ "$oldpkg" = "$newpkg" ]; then
	   num=$index2
           if [ "$oldver" = "$newver" ]; then
	      echo -e "$oldpkg-$oldver \e[00;32mup to date\e[00m"
	      break
	   else
	      if [ "$newpkg" = "xf86-video-mga" ]; then
	         echo -e "$newpkg \e[00;33mhas issues with version numbers out of order skipping\e[00m"
		 break
	      fi
	      cp $X_BASE_DIR/$MODDIR/$newpkg-$newver.tar.bz2 $X_BUILD_DIR/src/$MODDIR
	      bunzip2 $X_BUILD_DIR/src/$MODDIR/$newpkg-$newver.tar.bz2
	      xz -z $X_BUILD_DIR/src/$MODDIR/$newpkg-$newver.tar
	      rm $X_BUILD_DIR/src/$MODDIR/$newpkg-$oldver.tar.xz
	      echo -e "$oldpkg-$oldver \e[01;33mupgraded to\e[00m $newpkg-$newver"
	      echo $MODDIR/$newpkg-$newver Upgraded >> ChangeLog.txt
	      break
	   fi
        fi
        ((index2++))
     done

     if [ "$oldpkg" != "$newpkg" ]; then
	for mod_deprecated in $SLACK_DEPRECATED ;
	do
	   if [ "$newpkg" = "$mod_deprecated" ]; then
	      echo -e "$newpkg-$newver \e[00;33mmissing but deprecated for Slackware\e[00m"
	      index2=$num
	      ((index++))
	      continue 2
	   fi
	done

	echo -e "$newpkg-$newver \e[00;31mmissing\e[00m"
	echo $MODDIR/$newpkg-$newver Missing >> ChangeLog.txt
	index2=$num
	if [ $FIX_MISSING = "true" ]; then
           cp $X_BASE_DIR/$MODDIR/$newpkg-$newver.tar.bz2 $X_BUILD_DIR/src/$MODDIR
	   bunzip2 $X_BUILD_DIR/src/$MODDIR/$newpkg-$newver.tar.bz2
	   xz -z $X_BUILD_DIR/src/$MODDIR/$newpkg-$newver.tar
	   echo -e "$newpkg-$newver \e[00;31madded\e[00m"
	   echo $MODDIR/$newpkg-$newver Added >> ChangeLog.txt
        fi   
     fi

     ((index++))

  done
}

X_DIRS=" \
  app \
  data \
  doc \
  driver \
  font \
  lib \
  proto \
  util \
  xserver \
  "

for MODDIR in $X_DIRS ;
do
  check_path $MODDIR
done