#!/bin/sh

# Build and package mod_php on Slackware.
# by:  David Cantrell <david@slackware.com>
# Modified for PHP 4-5 by volkerdi@slackware.com
# Copyright 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2015  Patrick Volkerding, Sebeka, MN, USA
# All rights reserved.
#
# Redistribution and use of this script, with or without modification, is
# permitted provided that the following conditions are met:
#
# 1. Redistributions of this script must retain the above copyright
#    notice, this list of conditions and the following disclaimer.
#
#  THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
#  WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
#  MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.  IN NO
#  EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
#  SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
#  PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
#  OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
#  WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
#  OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
#  ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

set +e

if [ ! -f /usr/sbin/httpd ]; then
  echo "httpd n'est pas installé."
  exit 1
fi

if [ ! -f /usr/sbin/sendmail ]; then
  echo "sendmail/postfix n'est pas installé."
  exit 1
fi

VERSION=${VERSION:-7.1.30}
ALPINE=2.20
BUILD=${BUILD:-1}
TAG=${TAG:-_SBo}

# Automatically determine the architecture we're building on:
if [ -z "$ARCH" ]; then
  case "$( uname -m )" in
    i?86) export ARCH=i586 ;;
    arm*) export ARCH=arm ;;
    # Unless $ARCH is already set, use uname -m for all other archs:
       *) export ARCH=$( uname -m ) ;;
  esac
fi

NUMJOBS=${NUMJOBS:-" -j5 "}

CWD=$(pwd)
TMP=${TMP:-/tmp}
PKG=$TMP/package-php71/
rm -rf $PKG
mkdir -p $TMP $PKG

if [ "$ARCH" = "i386" ]; then
  SLKCFLAGS="-O2 -march=i386 -mcpu=i686"
  LIBDIRSUFFIX=""
elif [ "$ARCH" = "i486" ]; then
  SLKCFLAGS="-O2 -march=i486 -mtune=i686"
  LIBDIRSUFFIX=""
elif [ "$ARCH" = "i586" ]; then
  SLKCFLAGS="-O2 -march=i586 -mtune=i686"
  LIBDIRSUFFIX=""
elif [ "$ARCH" = "s390" ]; then
  SLKCFLAGS="-O2"
  LIBDIRSUFFIX=""
elif [ "$ARCH" = "x86_64" ]; then
  SLKCFLAGS="-O2 -fPIC"
  LIBDIRSUFFIX="64"
else
  SLKCFLAGS="-O2"
  LIBDIRSUFFIX=""
fi

# we need to compile alpine to get c-client.a for IMAP support:
IMAPLIBDIR=/usr/local/lib${LIBDIRSUFFIX}/c-client
if [ -r $IMAPLIBDIR/lib${LIBDIRSUFFIX}/c-client.a ]; then
  echo "Using IMAP library:"
  ls -l $IMAPLIBDIR/lib${LIBDIRSUFFIX}/c-client.a
  sleep 5
else
  ( cd $CWD/../alpine ; ./alpine.SlackBuild || exit 1 ) || exit 1
  ( cd $TMP/alpine-${ALPINE}/imap/c-client
    strip -g c-client.a
    mkdir -p $IMAPLIBDIR/lib${LIBDIRSUFFIX}
    cp c-client.a $IMAPLIBDIR/lib${LIBDIRSUFFIX}
    mkdir -p $IMAPLIBDIR/include
    cp *.h $IMAPLIBDIR/include
  )
fi

mkdir -p $PKG/etc/httpd
mkdir -p $PKG/opt/php71/etc/php.d
# A trick from DaMouse to enable building php into $PKG.
# We'll remove this later on.
cat /etc/httpd/original/httpd.conf > $PKG/etc/httpd/httpd.conf
if [ ! -e /etc/httpd/original/httpd.conf ]; then
  echo "FATAL:  no /etc/httpd/original/httpd.conf found."
  exit 1
fi

cd $TMP
rm -rf php-$VERSION
tar xvf $CWD/php-$VERSION.tar.?z* || exit 1
cd php-$VERSION

# cleanup:
find . -name "*.orig" -delete

# Add missing(?) PEAR modules back:
if [ -d php-$VERSION/pear/packages ]; then
  ( cd php-$VERSION/pear/packages
    cp -a $CWD/pear/*.bz2 . 2> /dev/null
    bzip2 -d *.bz2 2> /dev/null
  )
fi

if [ "$ARCH" = "s390" ]; then
  zcat $CWD/php.configure.s390.diff.gz | patch -p1 || exit
fi

# Fixup perms/owners:
chown -R root:root .
find . \
  \( -perm 777 -o -perm 775 -o -perm 711 -o -perm 555 -o -perm 511 \) \
  -exec chmod 755 {} \; -o \
  \( -perm 666 -o -perm 664 -o -perm 600 -o -perm 444 -o -perm 440 -o -perm 400 \) \
  -exec chmod 644 {} \;

find . -name "*.h" -exec chmod 644 {} \;

# Sometimes they ship a few of these:
find . -name "*.orig" -exec rm {} \;

# Patch ini files:
zcat $CWD/php.ini-development.diff.gz | patch -p1 --verbose || exit 1
zcat $CWD/php.ini-development.diff.gz | patch -p1 --verbose php.ini-production || exit 1
zcat $CWD/php-fpm.conf.diff.gz | patch -p1 --verbose || exit 1

# Install the build folder into /usr/lib$LIBDIRSUFFIX/php/build
# and adapt phpize accordingly:
sed -i "s|build$|php/build|" scripts/Makefile.frag
sed -i "s|build\"$|php/build\"|" scripts/phpize.in

# Generic "kitchen sink" configure function, with as many things as possible (and
# maybe then some ;-) compiled as shared extensions:
EXTENSION_DIR=/opt/php71/usr/lib${LIBDIRSUFFIX}/php/extensions \
CFLAGS="$SLKCFLAGS" \
./configure \
  --prefix=/opt/php71/usr \
  --libdir=/opt/php71/usr/lib${LIBDIRSUFFIX} \
  --with-libdir=lib${LIBDIRSUFFIX} \
  --localstatedir=/opt/php71/var \
  --sysconfdir=/opt/php71/etc \
  --datarootdir=/opt/php71/usr/share \
  --datadir=/opt/php71/usr/share \
  --infodir=/opt/php71/usr/info \
  --mandir=/opt/php71/usr/man \
  --with-apxs2=/usr/bin/apxs \
  --enable-fpm \
  --with-fpm-user=apache \
  --with-fpm-group=apache \
  --enable-maintainer-zts \
  --enable-pcntl \
  --enable-mbregex \
  --enable-tokenizer=shared \
  --with-config-file-scan-dir=/opt/php71/etc/php.d \
  --with-config-file-path=/opt/php71/etc \
  --with-layout=PHP \
  --disable-sigchild \
  --enable-xml \
  --with-libxml-dir=/usr \
  --enable-simplexml \
  --enable-xmlreader=shared \
  --enable-dom=shared \
  --enable-filter \
  --disable-debug \
  --with-openssl=shared \
  --with-pcre-regex=/usr \
  --with-zlib=shared,/usr \
  --enable-bcmath=shared \
  --with-bz2=shared,/usr \
  --enable-calendar=shared \
  --enable-ctype=shared \
  --with-curl=shared \
  --with-mcrypt=/usr \
  --enable-dba=shared \
  --with-gdbm=/usr \
  --with-db4=/usr \
  --enable-exif=shared \
  --enable-ftp=shared \
  --with-gd=shared \
  --with-jpeg-dir=/usr \
  --with-png-dir=/usr \
  --with-zlib-dir=/usr \
  --with-xpm-dir=/usr \
  --with-freetype-dir=/usr \
  --enable-gd-native-ttf \
  --with-gettext=shared,/usr \
  --with-gmp=shared,/usr \
  --with-iconv=shared \
  --with-imap-ssl=/usr \
  --with-imap=$IMAPLIBDIR \
  --with-ldap=shared \
  --enable-mbstring=shared \
  --enable-hash \
  --with-mysqli=shared,mysqlnd \
  --with-mysql-sock=/var/run/mysql/mysql.sock \
  --with-iodbc=shared,/usr \
  --enable-pdo=shared \
  --with-pdo-mysql=shared,mysqlnd \
  --with-pdo-sqlite=shared,/usr \
  --with-pdo-odbc=shared,iODBC,/usr \
  --with-pspell=shared,/usr \
  --with-enchant=shared,/usr \
  --enable-shmop=shared \
  --with-snmp=shared,/usr \
  --enable-soap=shared \
  --enable-sockets \
  --with-sqlite3=shared \
  --enable-sysvmsg \
  --enable-sysvsem \
  --enable-sysvshm \
  --enable-wddx=shared \
  --with-xsl=shared,/usr \
  --enable-zip=shared \
  --with-tsrm-pthreads \
  --enable-intl=shared \
  --enable-opcache \
  --enable-shared=yes \
  --enable-static=no \
  --with-gnu-ld \
  --with-pic \
  --enable-phpdbg \
  --with-pgsql=shared,/usr \
  --with-pdo-pgsql=shared,/usr \
  --build=$ARCH-slackware-linux

# I am told this option is worse than nothing.  :-)
#  --enable-safe-mode
#
# I would recommend *against* and will take no responbility for turning on
# "safe" mode.

make $NUMJOBS || make || exit 1
make install INSTALL_ROOT=$PKG || exit 1

mkdir -p $PKG/etc/rc.d $PKG/opt/php71/etc/php-fpm.d
cp sapi/fpm/init.d.php-fpm $PKG/etc/rc.d/rc.php71-fpm.new
chmod 644 $PKG/opt/php71/etc/rc.d/rc.php71-fpm.new

# PHP (used to) install Pear with some strange permissions.
chmod 755 $PKG/opt/php71/usr/bin/pear

# PHP sometimes puts junk in the root directory:
( cd $PKG
  rm -rf .channels .depdb .depdblock .filemap .lock .registry
)

# We do not package static extension libraries:
rm -f $PKG/opt/php71/usr/lib${LIBDIRSUFFIX}/php/extensions/*.a

# Fix $PKG/usr/lib/php perms:
( cd $PKG/opt/php71/usr/lib${LIBDIRSUFFIX}/php
  find . \
   \( -perm 777 -o -perm 775 -o -perm 711 -o -perm 555 -o -perm 511 \) \
   -exec chmod 755 {} \; -o \
   \( -perm 666 -o -perm 664 -o -perm 600 -o -perm 444 -o -perm 440 -o -perm 400 \) \
   -exec chmod 644 {} \;
)

mkdir -p $PKG/opt/php71/usr/doc/php-$VERSION
cp -a \
  CODING_STANDARDS CREDITS EXTENSIONS INSTALL LICENSE NEWS README* TODO* UPGRADING* \
  sapi/cgi/README.FastCGI \
  $PKG/opt/php71/usr/doc/php-$VERSION
chown -R root:root $PKG/opt/php71/usr/doc/php-$VERSION
chmod 644 $PKG/opt/php71/usr/doc/php-$VERSION/UPGRADING*

cp -a php.ini-development php.ini-production $PKG/opt/php71/etc
chmod 755 $PKG/opt/php71/etc/php.d $PKG/opt/php71/etc/php-fpm.d $PKG/opt/php71/etc/httpd
chown root:root $PKG/opt/php71/etc/*

# This can go now.
rm -rf $PKG/etc/httpd
rm -rf $PKG/usr

# Move config files with docs
mv $PKG/opt/php71/etc $PKG/opt/php71/usr/doc/php-$VERSION

# Session directory for PHP:
mkdir -p $PKG/opt/php71/var/lib/php
chmod 770 $PKG/opt/php71/var/lib/php
chown root:apache $PKG/opt/php71/var/lib/php

# Strip ELF objects.
find $PKG | xargs file | grep -e "executable" -e "shared object" | grep ELF \
  | cut -f 1 -d : | xargs strip --strip-unneeded 2> /dev/null

gzip -9 $PKG/opt/php71/usr/man/man?/*.?

# Add symlink to /opt/bin
mkdir -p $PKG/opt/bin
( cd $PKG/opt/bin
  ln -s ../php71/usr/bin/php php71 )

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
/sbin/makepkg -l y -c n $OUTPUT/php71-$VERSION-$ARCH-$BUILD$TAG.${PKGTYPE:-tgz}