#!/bin/bash
#
# Build and package mod_php on Slackware.
# by:  David Cantrell <david@slackware.com>
# Modified for PHP 4+ by volkerdi@slackware.com
#
# Small changes by rhatto
#

if [ -s "slack-required" ]; then
  echo Recomended and required packages for building cairo are:
  cat slack-required | sed -e 's/^/\t/'
  if [ "$INTERACT" != "no" ]; then
    echo If you dont have those installed, press Ctrl-C. Otherwise, hit ENTER.
    read crap
  else
    echo Sleeping 3 seconds...
    sleep 3
  fi
fi

CWD="`pwd`"

if [ -f "/etc/slackbuildrc" ]; then
  source /etc/slackbuildrc
fi

if [ -f "~/.slackbuildrc" ]; then
  source ~/.slackbuildrc
fi

PACKAGE="php"
VERSION=${VERSION:=4.4.4}
PINE=${PINE:=4.64}
ARCH=${ARCH:=i486}
BUILD=${BUILD:=2rha}
TMP=${TMP:=/tmp}
SRC_DIR=${SRC:=$CWD}
REPOS=${REPOS:=$TMP}

# -------  error codes for createpkg  --------------
ERROR_WGET=31;      ERROR_MAKE=32;      ERROR_INSTALL=33
ERROR_MD5=34;       ERROR_CONF=35;      ERROR_HELP=36
ERROR_TAR=37;       ERROR_MKPKG=38;     ERROR_GPG=39
ERROR_PATCH=40

RTOOL="wget"

SRC="$PACKAGE-$VERSION.tar.bz2"
URL="http://mirror.pacific.net.au/linux/slackware/slackware-10.2/patches/source/php/$SRC"
#URL="http://br.php.net/get/$SRC/from/this/mirror"

# pear modules
DB="DB-1.7.6.tgz"
HTTP="HTTP-1.4.0.tgz"
MAIL="Mail-1.1.9.tgz"
SMTP="Net_SMTP-1.2.8.tgz"
SOCKET="Net_Socket-1.0.6.tgz"
PARSER="XML_Parser-1.2.7.tgz"
RPC="XML_RPC-1.4.5.tgz"
TAR="Archive_Tar-1.3.1.tgz"
GETOPT="Console_Getopt-1.2.tgz"
TEMPLATE="HTML_Template_IT-1.1.3.tgz"

PEAR="http://pear.php.net/get"

SRC_DIR="$SRC_DIR/$PACKAGE"
mkdir -p $SRC_DIR

if [ "$RTOOL" == "wget" ]; then

  if [ ! -f "$SRC_DIR/$SRC" ]; then 
    wget "$URL" -O "$SRC_DIR/$SRC"
  fi

  # rm -rf $SRC_DIR/pear*
  mkdir -p $SRC_DIR/pear

  if [ $VERSION = 4.4.2 ]; then
    pearlist="$DB $HTTP $MAIL $SMTP $SOCKET $PARSER $RPC"
    mkdir -p $SRC_DIR/pear-4.4.2-bad-md5sums
    for pear in $TAR $GETOPT $TEMPLATE; do
      if [ ! -f "$SRC_DIR/pear-4.4.2-bad-md5sums/$pear" ]; then
        wget "$PEAR/$pear" -O "$SRC_DIR/pear-4.4.2-bad-md5sums/$pear" || exit $ERROR_WGET
      fi
    done
  else
    pearlist="$DB $HTTP $MAIL $SMTP $SOCKET $PARSER $RPC $TAR $GETOPT $TEMPLATE"
  fi

  for pear in $pearlist; do
    if [ ! -f "$SRC_DIR/pear/$pear" ]; then
      wget "$PEAR/$pear" -O "$SRC_DIR/pear/$pear" || exit $ERROR_WGET
    fi
  done

fi

if [ "$ARCH" = "i386" ]; then
  SLKCFLAGS="-O2 -march=i386 -mcpu=i686"
elif [ "$ARCH" = "i486" ]; then
  SLKCFLAGS="-O2 -march=i486 -mcpu=i686"
elif [ "$ARCH" = "s390" ]; then
  SLKCFLAGS="-O2"
elif [ "$ARCH" = "x86_64" ]; then
  SLKCFLAGS="-O2 -fPIC"
fi

# we need to compile Pine to get c-client.a for IMAP support:

if [ "$ARCH" == "x86_64" ]; then
  IMAPLIBDIR=/usr/local/lib64/c-client
  LIBDIR="/usr/lib64"
  LIB="lib64"
else
  IMAPLIBDIR=/usr/local/lib/c-client
  LIBDIR="/usr/lib"
  LIB="lib"
  ADD_FLAGS="--with-db3 --enable-yp"
fi

if [ -r $IMAPLIBDIR/$LIB/c-client.a ]; then
  echo "Using IMAP library:"
  ls -l $IMAPLIBDIR/$LIB/c-client.a
  sleep 5
else
  ( cd $CWD/../pine ; ./pine.SlackBuild )
  ( cd $TMP/pine/pine${PINE}/imap/c-client
    strip -g c-client.a
    mkdir -p $IMAPLIBDIR/$LIB
    cp c-client.a $IMAPLIBDIR/$LIB
    mkdir -p $IMAPLIBDIR/include
    cp *.h $IMAPLIBDIR/include
  )
fi

TMP="$TMP/$PACKAGE"
PKG="$TMP/package-php"
rm -rf $TMP
mkdir -p $TMP
cd $TMP

php_configure() {
EXTENSION_DIR=/usr/$LIB/php/extensions \
CFLAGS="$SLKCFLAGS" \
./configure --prefix=/usr \
  $* \
  --with-_lib=$LIB \
  --libdir=$LIBDIR \
  --sysconfdir=/etc \
  --enable-discard-path \
  --with-config-file-path=/etc/apache \
  --enable-safe-mode \
  --with-openssl \
  --with-mhash \
  --enable-bcmath \
  --with-bz2 \
  --with-pic \
  --enable-calendar \
  --enable-ctype \
  --with-gdbm \
  --with-imap-ssl=$IMAPLIBDIR \
  --with-imap=$IMAPLIBDIR \
  --enable-dbase \
  --enable-ftp \
  --with-iconv \
  --with-dom \
  --with-exif \
  --enable-exif \
  --with-gd \
  --enable-gd-native-ttf \
  --with-jpeg-dir=/usr \
  --with-png \
  --with-gmp \
  --enable-mbstring \
  --with-curl=/usr \
  --with-pcre-regex=/usr \
  --with-mysql=shared,/usr \
  --with-gettext=shared,/usr \
  --with-expat-dir=/usr \
  --with-xml \
  --enable-wddx \
  --with-mm=/usr \
  --enable-trans-sid \
  --enable-shmop \
  --enable-sockets \
  --with-regex=php \
  --enable-sysvsem \
  --enable-sysvshm \
  --enable-memory-limit \
  --with-tsrm-pthreads \
  --enable-shared \
  --disable-debug \
  --with-zlib=/usr $ADD_FLAGS || exit $ERROR_CONF
  # --with-mod_charset    # only for Russian patched Apache
  # --with-readline=/usr  # this is only for the CGI version
  # --with-ttf            # this links with the shlib, need X for that
  # --with-java           # no thanks

  # strange bug, http://bugs.php.net/bug.php?id=31193
  sed -e 's/^EXTRA_LIBS\(.*\)/EXTRA_LIBS\1 -liconv/' Makefile > Makefile.new
  mv Makefile.new Makefile

}

# compile php
rm -rf $PKG
mkdir -p $PKG/etc/apache
# A trick from DaMouse to enable building php into $PKG.
# We'll remove this later on.
cat /etc/apache/httpd.conf.default > $PKG/etc/apache/httpd.conf
cd $TMP
rm -rf php-$VERSION
tar xjvf $SRC_DIR/$SRC || exit $ERROR_TAR

# Add missing(?) PEAR modules back:
( cd php-$VERSION/pear/packages
  cp -a $SRC_DIR/pear/* .
  bzip2 -d *.bz2 &> /dev/null
  gunzip -d -f *.tgz &> /dev/null
)

# Replace PEAR packages for which the 4.4.2 release contained incorrect md5sums:
if [ $VERSION = 4.4.2 ]; then
  ( cd php-$VERSION/pear/packages
    rm -f HTML_Template_IT-1.1.tar
    cp -a $SRC_DIR/pear-4.4.2-bad-md5sums/* .
    bzip2 -d --force *.bz2 &> /dev/null
    gunzip -d -f *.tgz &> /dev/null
  )
fi

cd php-$VERSION

if [ "$ARCH" == "x86_64" ]; then
  # Fix lib64 - thanks SuSE
  echo patching with $CWD/php-with-_lib-$VERSION.diff.gz...
  zcat $CWD/php-with-_lib-$VERSION.diff.gz | patch -p1 --verbose || exit $ERROR_PATCH
  autoconf
fi

# Fixup perms/owners:
chown -R root.root .
find . -perm 777 -exec chmod 755 {} \;
find . -perm 775 -exec chmod 755 {} \;
find . -perm 666 -exec chmod 644 {} \;
find . -perm 664 -exec chmod 644 {} \;
find . -name "*.h" -exec chmod 644 {} \;
# Sometimes they ship a few of these:
find . -name "*.orig" -exec rm {} \;

# Fix a UTF-8 parsing overflow:
zcat $CWD/php4.utf8.diff.gz | patch -p1 --verbose --backup --suffix=.orig || exit $ERROR_PATCH

# Patch ini files:

if [ "$ARCH" == "x86_64" ]; then
  zcat $CWD/php.ini-x86_64.diff.gz | patch -p1 --verbose --backup --suffix=.orig || exit $ERROR_PATCH
  # Fix an issue introduced in PHP 4.4.1 that breaks SquirrelMail and
  # probably some other PHP applications:
  #zcat $CWD/php.squirrel.diff.gz | patch -p1 --verbose || exit
else
  zcat $CWD/php.ini.diff.gz | patch -p1 --verbose --backup --suffix=.orig || exit $ERROR_PATCH
fi

# Make the Apache module version of PHP:
echo "***START APACHE MODULE***"
php_configure --disable-static --with-apxs=/usr/sbin/apxs || exit $ERROR_CONF
make -j3 || exit $ERROR_MAKE
make install INSTALL_ROOT=$PKG || exit $ERROR_INSTALL
make distclean
echo "***END APACHE MODULE***"

# PHP likes to install Pear with some strange permissions.
chmod 755 $PKG/usr/bin/pear

# Make the standalone interpreter:
php_configure --enable-force-cgi-redirect --enable-fastcgi --enable-pcntl --enable-sigchild || exit $ERROR_CONF
make -j3 || exit $ERROR_MAKE
make install-cli INSTALL_ROOT=$PKG || exit $ERROR_INSTALL
chmod 755 $PKG/usr/bin/php
chown root.bin $PKG/usr/bin/php

# PHP 4.4.2 seems to be throwing some junk in the root directory:
( cd $PKG
  rm -rf .channels .depdb .depdblock .filemap .lock .registry
)

if [ "$ARCH" == "x86_64" ]; then
  # Fix $PKG/usr/lib64/php perms:
  ( cd $PKG/usr/lib64/php
     find . -perm 666 -exec chmod 644 {} \;
   )
else
  # Fix $PKG/usr/lib/php perms:
  ( cd $PKG/usr/lib/php
    find . -perm 666 -exec chmod 644 {} \;
  )
fi

mkdir -p $PKG/usr/doc/php-$VERSION
cp -a \
  CODING_STANDARDS CREDITS EXTENSIONS INSTALL LICENSE NEWS README* TODO* \
  sapi/cgi/README.FastCGI \
  $PKG/usr/doc/php-$VERSION
chown -R root.root $PKG/usr/doc/php-$VERSION

mkdir -p $PKG/etc/apache
cp -a php.ini-dist php.ini-recommended $PKG/etc/apache
cp -a $CWD/mod_php.conf.example $PKG/etc/apache
chmod 644 $PKG/etc/apache/*
chown root.root $PKG/etc/apache/*

rm -f $PKG/etc/apache/httpd*

chown -R root:bin $PKG/usr/bin

( cd $PKG
  find . | xargs file | grep "executable" | grep ELF | cut -f 1 -d : | xargs strip --strip-unneeded 2> /dev/null
  find . | xargs file | grep "shared object" | grep ELF | cut -f 1 -d : | xargs strip --strip-unneeded 2> /dev/null
)

gzip -9 $PKG/usr/man/man?/*.?

mkdir -p $PKG/install
zcat $CWD/doinst.sh.gz > $PKG/install/doinst.sh
cat $CWD/slack-desc > $PKG/install/slack-desc

if [ -d "$IMAPLIBDIR" ]; then
  ( cd $IMAPLIBDIR && rm -rf * )
  rmdir $IMAPLIBDIR
fi

cd $PKG
makepkg -l y -c n $REPOS/php-$VERSION-$ARCH-$BUILD.tgz || exit $ERROR_MKPKG

if [ "$CLEANUP" == "yes" ]; then
  rm -rf $TMP
fi