# Copyright 1999-2004 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
# $Header: /var/cvsroot/gentoo-x86/eclass/php5-sapi.eclass,v 1.36 2004/12/19 02:45:15 robbat2 Exp $
#
# eclass/php5-sapi.eclass
#		Eclass for building different php5 SAPI instances
#
#		Based on robbat2's work on the php4 sapi eclass
#
# Author(s)		Stuart Herbert
#				<stuart@gentoo.org>
#
# ========================================================================

inherit confutils libtool

ECLASS=php5-sapi
INHERITED="$INHERITED $ECLASS"

# set MY_P in the ebuild

HOMEPAGE="http://www.php.net/"
LICENSE="PHP-3"
SRC_URI="http://www.php.net/distributions/${MY_P}.tar.bz2"
S="${WORKDIR}/${MY_P}"
IUSE="${IUSE} adabas bcmath berkdb birdstep bzlib calendar cdb cpdflib crypt ctype curl curlwrappers db2 dba dbase dbm dbmaker dbx debug dio empress empress-bcs esoob exif fam frontbase fdftk flatfile filepro ftp gd gd-external gdbm gmp hyperwave-api imap inifile iconv informix ingres interbase iodbc jpeg kerberos ldap libedit mcve memlimit mhash mime ming mnogosearch msession msql mssql mysql mysqli ncurses nls nis oci8 odbc oracle7 ovrimos pcntl pcre pfpro png postgres posix qdbm readline recode sapdb sasl session shared sharedmem simplexml snmp soap sockets solid spell spl sqlite ssl sybase sybase-ct sysvipc tidy tiff tokenizer truetype wddx xsl xml2 xmlrpc xpm zlib"

# these USE flags should have the correct dependencies
DEPEND="$DEPEND
	!<=dev-php/php-4.99.99
	berkdb? ( =sys-libs/db-4* )
	bzlib? ( app-arch/bzip2 )
	cpdflib? ( >=media-libs/clibpdf-2* )
	crypt? ( >=dev-libs/libmcrypt-2.4 )
	curl? ( >=net-misc/curl-7.10.2 )
	fam? ( virtual/fam )
	fdftk? ( app-text/fdftk )
	gd-external? ( media-libs/gd )
	gdbm? ( >=sys-libs/gdbm-1.8.0 )
	gmp? ( dev-libs/gmp )
	imap? ( virtual/imap-c-client )
	jpeg? ( >=media-libs/jpeg-6b )
	kerberos? ( virtual/krb5 )
	ldap? ( >=net-nds/openldap-1.2.11 )
	libedit? ( dev-libs/libedit )
	mcve? ( net-libs/libmonetra )
	mhash? ( app-crypt/mhash )
	mime? ( sys-apps/file )
	ming? ( media-libs/ming )
	mssql? ( dev-db/freetds )
	mysql? ( >=dev-db/mysql-3.23.26 )
	ncurses? ( sys-libs/ncurses )
	nls? ( sys-devel/gettext )
	odbc? ( >=dev-db/unixODBC-1.8.13 )
	postgres? ( >=dev-db/postgresql-7.1 )
	png? ( media-libs/libpng )
	qdbm? ( dev-db/qdbm )
	readline? ( sys-libs/readline )
	recode? ( app-text/recode )
	sharedmem? ( dev-libs/mm )
	simplexml? ( dev-libs/libxml2 )
	snmp? ( virtual/snmp )
	soap? ( dev-libs/libxml2 )
	spell? ( app-text/aspell )
	sqlite? ( =dev-db/sqlite-2* )
	ssl? ( >=dev-libs/openssl-0.9.7 )
	sybase? ( dev-db/freetds )
	tidy? ( app-text/htmltidy )
	tiff? ( media-libs/tiff )
	truetype? ( =media-libs/freetype-1* =media-libs/freetype-2* >=media-libs/t1lib-5.0.0 )
	wddx? ( dev-libs/expat )
	xpm? ( virtual/x11 )
	xsl? ( dev-libs/libxslt )
	zlib? ( sys-libs/zlib ) "

# this would be xml2?, but PEAR requires XML support
# and we always want to build PEAR.
DEPEND="$DEPEND
		dev-libs/libxml2"

# ========================================================================

PHP_BUILDTARGETS="${PHP_BUILDTARGETS} build-modules"
PHP_INSTALLTARGETS="${PHP_INSTALLTARGETS} install"
PEAR_CACHE="/var/tmp/pear-cache"

# ========================================================================

# we make the CLI version of PHP responsible for a few things,
# such as the files required by PEAR

PHP_PROVIDER_PKG="dev-php/php"
PHP_PROVIDER_PKG_MINPVR="5.0.0"

# ========================================================================

PHP_INI_DIR="/etc/php/${PHPSAPI}-php5"
PHP_INI_FILE="php.ini"

# ========================================================================

EXPORT_FUNCTIONS pkg_setup src_compile src_install src_unpack pkg_postinst

# ========================================================================
# INTERNAL FUNCTIONS
# ========================================================================

php5-sapi_check_awkward_uses () {

	# mysqli support isn't possible yet

	if useq mysqli ; then
		eerror
		eerror "We currently do not support the mysqli extension"
		eerror "Support will be added once MySQL 4.1 has been added to Portage"
		eerror
		die "mysqli not supported yet"
	fi

	# recode not available in 5.0.0; upstream bug
	if useq recode && [ "$PV" == "5.0.0" ]; then
		eerror
		eerror "Support for the 'recode' extension is currently broken UPSTREAM"
		eerror "See http://bugs.php.net/bug.php?id=28700 for details"
		eerror
		die "recode broken, upstream bug"
	fi

	# iodbc not available; upstream web site down
	if useq iodbc ; then
		eerror
		eerror "We have not been able to add iodbc support to Gentoo yet, as we"
		eerror "have experienced difficulties in reaching www.iodbc.org."
		eerror 
		eerror "For now, please use the 'odbc' USE flag instead."
		eerror
		die "iodbc support incomplete; gentoo bug"
	fi

	# Sanity check for Oracle
	if useq oci8 && [ -z "${ORACLE_HOME}" ]; then
		eerror
		eerror "You must have the ORACLE_HOME variable in your environment!"
		eerror
		die "Oracle configuration incorrect; user error"
	fi

	if useq oci8 || useq oracle7; then
		if has_version  'dev-db/oracle-instantclient-basic'; then
			ewarn "Please ensure you have a full install of the Oracle client."
			ewarn "dev-db/oracle-instantclient* is NOT sufficent."
		fi
	fi

	if useq dba ; then
		#                     extension     USE flag    shared support?
		enable_extension_with "cdb"			"cdb"		1
		enable_extension_with "db4"			"berkdb"	1
		enable_extension_with "dbm"			"dbm"		1
		enable_extension_with "flatfile"	"flatfile"	1
		enable_extension_with "gdbm"		"gdbm"		1
		enable_extension_with "inifile"		"inifile"	1
		enable_extension_with "qdbm"		"qdbm"		1
	fi

	if useq dbx ; then
		confutils_use_depend_any "dbx" "frontbase" "mssql" "odbc" "postgres" "sybase-ct" "oci8" "sqlite"
		enable_extension_enable		"dbx"	"dbx"		1
	fi

	enable_extension_with 	"jpeg-dir" 		"jpeg" 		0 "/usr"
	if useq gd-external ; then
		enable_extension_with 	"gd" 			"gd-external" 1 "/usr"
		enable_extension_enable	"gd-jis-conf"	"nls" 		0
		enable_extension_enable	"gd-native-ttf"	"truetype" 	0
	else
		enable_extension_with	"freetype-dir"	"truetype"	0 "/usr"
		enable_extension_with	"t1lib"			"truetype"	0 "/usr"
		enable_extension_with	"ttf"			"truetype"	0 "/usr"
		enable_extension_enable	"gd-jis-conf"	"nls"		0
		enable_extension_enable	"gd-native-ttf"	"truetype"	0
		enable_extension_with 	"png-dir" 		"png" 		0 "/usr"
		enable_extension_with 	"tiff-dir" 		"tiff" 		0 "/usr"
		enable_extension_with 	"xpm-dir" 		"xpm" 		0 "/usr/X11R6"
		# enable gd last, so configure can pick up the previous settings
		enable_extension_with 	"gd" 			"gd" 		0
	fi

	confutils_use_depend_any "jpeg" "gd" "gd-external" "cpdflib"
	confutils_use_depend_any "png"  "gd" "gd-external"
	confutils_use_depend_any "tiff" "gd" "gd-external"
	confutils_use_depend_any "xpm"  "gd" "gd-external"

	if useq imap ; then
		enable_extension_with 	"imap" 			"imap" 		1
		# the IMAP-SSL arg doesn't parse 'shared,/usr/lib' right
		enable_extension_with 	"imap-ssl" 		"ssl" 		0
	fi

	if useq ldap ; then
		enable_extension_with 		"ldap" 			"ldap" 			1
		enable_extension_with 		"ldap-sasl" 	"sasl" 			0
	fi

	if useq odbc ; then
		enable_extension_with		"unixODBC"		"odbc"			1

		enable_extension_with		"adabas"		"adabas"		1
		enable_extension_with		"birdstep"		"birdstep"		1
		enable_extension_with		"dbmaker"		"dbmaker"		1
		enable_extension_with		"empress"		"empress"		1
		if useq empress ; then
			enable_extension_with	"empress-bcs"	"empress-bcs"	0
		fi
		enable_extension_with		"esoob"			"esoob"			1
		enable_extension_with		"ibm-db2"		"db2"			1
		enable_extension_with		"iodbc"			"iodbc"			1
		enable_extension_with		"sapdb"			"sapdb"			1
		enable_extension_with		"solid"			"solid"			1
	fi

	if useq mysql ; then
		enable_extension_with		"mysql"			"mysql"			1
		enable_extension_with		"mysql-sock"	"mysql"			0 "/var/run/mysqld/mysqld.sock"
	else
		enable_extension_with		"mysqli"		"mysqli"			1
	fi

	# QDBM doesn't play nicely with GDBM _or_ DBM
	confutils_use_conflict "qdbm" "gdbm" "dbm"
	# both provide the same functionality
	confutils_use_conflict "readline" "libedit"
	# Recode is not liked.
	confutils_use_conflict "recode" "mysql" "imap" "nis" #"yaz"

	if ! useq session ; then
		enable_extension_disable	"session"		"session"		1
	else
		enable_extension_with		"mm"			"sharedmem"		0
		enable_extension_with		"msession"		"msession"		1
	fi

	if ! useq sqlite ; then
		enable_extension_without	"sqlite"	"sqlite"	0
	else
		enable_extension_enable		"sqlite-utf8"	"nls"	0
	fi

	# MCVE needs openSSL
	confutils_use_depend_all "mcve"		"ssl"
	# A variety of extensions need DBA
	confutils_use_depend_all "cdb"		"dba"
	confutils_use_depend_all "berkdb"	"dba"
	confutils_use_depend_all "flatfile"	"dba"
	confutils_use_depend_all "gdbm"		"dba"
	confutils_use_depend_all "inifile"	"dba"
	confutils_use_depend_all "qdbm"		"dba"

	# build EXIF support if we support a file format that uses it
	confutils_use_depend_any "exif" "jpeg" "tiff"

	# GD library support
	confutils_use_depend_any "truetype" "gd" "gd-external"
	
	# ldap support
	confutils_use_depend_all "sasl" "ldap"

	# mysql support
	confutils_use_conflict "mysqli" "mysql"

	# odbc support
	confutils_use_depend_all "adabas"		"odbc"
	confutils_use_depend_all "birdstep"		"odbc"
	confutils_use_depend_all "dbmaker"		"odbc"
	confutils_use_depend_all "empress"		"odbc"
	confutils_use_depend_all "empress-bcs"	"odbc" "empress"
	confutils_use_depend_all "esoob"		"odbc"
	confutils_use_depend_all "db2"			"odbc"
	confutils_use_depend_all "sapdb"		"odbc"
	confutils_use_depend_all "solid"		"odbc"

	# session support
	confutils_use_depend_all "msession"	"session"

	confutils_warn_about_missing_deps
}

# are we the CLI ebuild or not?
# used to conditionally install a few things

php5-sapi_is_providerbuild () {
	if [ "${CATEGORY}/${PN}" == "${PHP_PROVIDER_PKG}" ]; then
		return 0
	else
		return 1
	fi
}

# ========================================================================
# EXPORTED FUNCTIONS
# ========================================================================

php5-sapi_pkg_setup () {
	# let's do all the USE flag testing before we do anything else
	# this way saves a lot of time

	php5-sapi_check_awkward_uses
}

php5-sapi_src_unpack () {
	unpack ${A}
	# Fix for HTTP auth bug, #59755 
	[ "x${PV}" == "x5.0.0" ] && epatch ${FILESDIR}/php-5.0.0-httpauthfix.patch

	cd ${S}

	# Patch PHP to show Gentoo as the server platform
	sed -i "s/PHP_UNAME=\`uname -a\`/PHP_UNAME=\`uname -s -n -r -v\`/g" configure
	# Patch for PostgreSQL support
	sed -e 's|include/postgresql|include/postgresql include/postgresql/pgsql|g' -i configure

	# Patch for session persistence bug
	epatch ${FILESDIR}/php5_soap_persistence_session.diff

	# stop php from activating the apache config, as we will do that ourselves
	for i in configure sapi/apache/config.m4 sapi/apache2filter/config.m4 sapi/apache2handler/config.m4 ; do
		sed -i.orig -e 's,-i -a -n php5,-i -n php5,g' $i
	done

	# fix configure scripts to recognize uClibc
	uclibctoolize

	# Just in case ;-)
	chmod 755 configure
}

php5-sapi_src_compile () {

	confutils_init

	my_conf="${my_conf} --with-config-file-path=${PHP_INI_DIR}"
	php5-sapi_is_providerbuild || my_conf="${my_conf} --without-pear"

	#							extension		USE flag		shared support?
	enable_extension_enable		"bcmath"		"bcmath"		1
	enable_extension_with		"bz2"			"bzlib"			1
	enable_extension_enable		"calendar"		"calendar"		1
	enable_extension_with		"cpdflib"		"cpdflib"		1 # depends on jpeg
	enable_extension_disable	"ctype"			"ctype"			0
	enable_extension_with		"curl"			"curl"			1
	enable_extension_with		"curlwrappers"	"curlwrappers"	1
	enable_extension_enable		"dbase"			"dbase"			1
	enable_extension_enable		"dio"			"dio"			1
	enable_extension_disable	"dom"			"xml2"			0
	enable_extension_enable		"exif"			"exif"			1
	enable_extension_with		"fam"			"fam"			1
	enable_extension_with		"fbsql"			"frontbase"		1
	enable_extension_with		"fdftk"			"fdftk"			1 "/opt/fdftk-6.0"
	enable_extension_enable		"filepro"		"filepro"		1
	enable_extension_enable		"ftp"			"ftp"			1
	enable_extension_with		"gettext"		"nls"			1
	enable_extension_with		"gmp"			"gmp"			1
	enable_extension_with		"hwapi"			"hyperwave-api"	1
	enable_extension_with		"iconv"			"iconv"			1
	enable_extension_with		"informix"		"informix"		1
	enable_extension_with		"ingres"		"ingres"		1
	enable_extension_with		"interbase"		"interbase"		1
	# ircg extension not supported on Gentoo at this time
	enable_extension_with		"kerberos"		"kerberos"		0 "/usr"
	enable_extension_disable	"libxml"		"xml2"			0
	enable_extension_enable		"mbstring"		"nls"			1
	enable_extension_with		"mcrypt"		"crypt"			1
	enable_extension_with		"mcve"			"mcve"			1
	enable_extension_enable		"memory-limit"	"memlimit"		0
	enable_extension_with		"mhash"			"mhash"			1
	enable_extension_with		"mime-magic"	"mime"			0 "/usr/share/misc/file/magic.mime"
	enable_extension_with		"ming"			"ming"			1
	enable_extension_with		"mnogosearch"	"mnogosearch"	1
	enable_extension_with		"msql"			"msql"			1
	enable_extension_with		"mssql"			"mssql"			1
	enable_extension_with		"ncurses"		"ncurses"		1
	enable_extension_with		"oci8"			"oci8"			1
	enable_extension_with		"oracle"		"oracle7"		1
	enable_extension_with		"openssl"		"ssl"			1
	enable_extension_with		"openssl-dir"	"ssl"			0 "/usr"
	enable_extension_with		"ovrimos"		"ovrimos"		1
	enable_extension_enable		"pcntl" 		"pcntl" 		1
	enable_extension_without	"pcre-regx"		"pcre"			1
	enable_extension_with		"pfpro"			"pfpro"			1
	enable_extension_with		"pgsql"			"postgres"		1
	enable_extension_disable	"posix"			"posix"			1
	enable_extension_with		"pspell"		"spell"			1
	enable_extension_with		"recode"		"recode"		1
	enable_extension_disable	"simplexml"		"simplexml"		1
	enable_extension_enable		"shmop"			"sharedmem"		0
	enable_extension_with		"snmp"			"snmp"			1
	enable_extension_enable		"soap"			"soap"			1
	enable_extension_enable		"sockets"		"sockets"		1
	enable_extension_disable	"spl"			"spl"			1
	enable_extension_with		"sybase"		"sybase"		1
	enable_extension_with		"sybase-ct"		"sybase-ct"		1
	enable_extension_enable		"sysvmsg"		"sysvipc"		1
	enable_extension_enable		"sysvsem"		"sysvipc"		1
	enable_extension_enable		"sysvshm"		"sysvipc"		1
	enable_extension_with		"tidy"			"tidy"			1
	enable_extension_disable	"tokenizer"		"tokenizer"		1
	enable_extension_enable		"wddx"			"wddx"			1
	enable_extension_with		"xsl"			"xsl"			1
	#enable_extension_disable	"xml"			"xml2"			1 # PEAR needs --enable-xml
	enable_extension_with		"xmlrpc"		"xmlrpc"		1
	enable_extension_enable		"yp"			"nis"			1
	enable_extension_with		"zlib"			"zlib"			1
	enable_extension_enable		"debug"			"debug"			0

	php5-sapi_check_awkward_uses

	# DBA support
	enable_extension_enable		"dba"		"dba" 1

	# readline support
	#
	# you can use readline or libedit, but you can't use both
	enable_extension_with		"readline"		"readline"		0
	enable_extension_with		"libedit"		"libedit"		1

	# optimization/setting stuff
	myconf="${myconf} --enable-versioning"

	# all done

	echo "${my_conf}"

	econf ${my_conf} || die "configure failed"
	emake || die "make failed"
}

php5-sapi_src_install () {
	addpredict /usr/share/snmp/mibs/.index
	
	useq shared && PHP_INSTALLTARGETS="${PHP_INSTALLTARGETS} install-modules"
	make INSTALL_ROOT=${D} $PHP_INSTALLTARGETS || die "install failed"

	# annoyingly, we have to install the CLI by hand
	if [ "$PHPSAPI" = "cli" ]; then
		dobin sapi/cli/php
	fi

	# get the extension dir
	PHPEXTDIR="`${D}/usr/bin/php-config --extension-dir`"

	# don't forget the php.ini file
	local phpinisrc=php.ini-dist
	einfo "Setting extension_dir in php.ini"
	sed -e "s|^extension_dir .*$|extension_dir = ${PHPEXTDIR}|g" -i ${phpinisrc}
	
	# A patch for PHP for security. PHP-CLI interface is exempt, as it cannot be
	# fed bad data from outside.
	if [ "${PHPSAPI}" != "cli" ]; then
		einfo "Securing fopen wrappers"
		sed -e 's|^allow_url_fopen .*|allow_url_fopen = Off|g' -i ${phpinisrc}
	fi

	einfo "Setting correct include_path"
	sed -e 's|^;include_path .*|include_path = ".:/usr/lib/php"|' -i ${phpinisrc}

	if useq shared; then
		for x in `ls ${D}${PHPEXTDIR}/*.so | sort`; do 
			echo "extension=`basename ${x}`" >> ${phpinisrc}
		done;
	fi

	dodir ${PHP_INI_DIR}
	insinto ${PHP_INI_DIR}
	newins ${phpinisrc} ${PHP_INI_FILE}

	# Fix PEAR stuff
	if php5-sapi_is_providerbuild ; then
		einfo "Fixing PEAR cache location"
		local oldloc="${T}/pear/cache"
		local old="s:${#oldloc}:\"${oldloc}\""
		local newloc="${PEAR_CACHE}"
		local new="s:${#newloc}:\"${newloc}\""
		sed "s|${old}|${new}|" -i ${D}/etc/pear.conf
		keepdir ${PEAR_CACHE}
		fperms 1777 ${PEAR_CACHE}
	fi

	# we only install the following for the PHP_PROVIDER_PKG ebuild
	if ! php5-sapi_is_providerbuild ; then
		rm -rf ${D}/usr/bin/{php,phpextdist,phpize,php-config}
		rm -rf ${D}/usr/lib/php/build
		rm -rf ${D}/usr/include/php
		rm -rf ${D}/usr/share/man/man1/php.1*
	fi
}

php5-sapi_pkg_postinst() {
	# make sure the directory exists
	# and is usable
	mkdir -p ${PEAR_CACHE}
	chmod 1777 ${PEAR_CACHE}

	ewarn "If you have additional third party PHP extensions (such as"
	ewarn "dev-php/turck-mmcache) you may need to recompile them now."

	if use curl; then
		ewarn "Please be aware that CURL can allow the bypass of open_basedir restrictions."
	fi
}