# --- SDE-COPYRIGHT-NOTE-BEGIN ---
# This copyright note is auto-generated by ./scripts/Create-CopyPatch.
#
# Filename: package/.../nginx/nginx.conf
# Copyright (C) 2009 - 2013 The OpenSDE Project
# Copyright (C) 2006 The T2 SDE Project
#
# More information can be found in the files COPYING and README.
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; version 2 of the License. A copy of the
# GNU General Public License can be found in the file COPYING.
# --- SDE-COPYRIGHT-NOTE-END ---

if [ $prefix_auto = 1 ]; then
	# use a dedicated sysconfdir
	sysconfdir="$sysconfdir/$pkg"
fi

cleanconfopt=0

[[ "$sysconfdir" = */$pkg ]] || sysconfdir=$sysconfdir/$pkg

# prefix used by nginx when searching for files
confopt="--prefix=$sysconfdir"

var_append confopt ' ' "--sbin-path=$sbindir"
var_append confopt ' ' "--conf-path=$sysconfdir/nginx.conf"
# set path to nginx.pid file
var_append confopt ' ' "--pid-path=$localstatedir/run/nginx.pid"
# set path to nginx.lock file
var_append confopt ' ' "--lock-path=$localstatedir/lock/nginx.lock"

# IPv6 support by default
var_append confopt ' ' "--with-ipv6"

# set temporary paths and files
for x in proxy fastcgi uwsgi client-body; do
	var_append confopt ' ' "--http-$x-temp-path=$localstatedir/temp/${x//-/_}_temp"
done

# log directories
logdir="$localstatedir/log/$pkg"
var_append confopt ' ' "--http-log-path=$logdir/access.log"
var_append confopt ' ' "--error-log-path=$logdir/error.log"

# --with- with dependency
for x in openssl:ssl zlib:gzip_static; do
	if pkginstalled "${x%:*}"; then
		var_append confopt ' ' "--with-http_${x#*:}_module"
	fi
done

# --without- because of dependency
for x in pcre:http_rewrite_module openssl:http-cache uwsgi:http_uwsgi_module; do
	if ! pkginstalled "${x%:*}"; then
		var_append confopt ' ' "--without-${x#*:}"
	fi
done

# --with- without dependency
for x in stub_status flv realip; do
	var_append confopt ' ' "--with-http_${x}_module"
done

# image_filter
has_all=yes
for x in libgd libjpeg libpng; do
	if ! pkginstalled "$x"; then
		has_all=no
		break
	fi
done
if [ "$has_all" = "yes" ]; then
	var_append confopt ' ' "--with-http_image_filter_module"
fi
unset has_all

if atstage cross; then
	var_append configprefix ' ' 'cross_compiling=yes'

	for x in int long long_long char_p:void_p int:sig_atomic_t int:size_t int:off_t int:time_t; do
		y=$(eval echo "\$arch_sizeof_${x%:*}")
		var_append configprefix ' ' "ngx_cache_sizeof_${x#*:}=$y"
	done
fi

var_append CC_WRAPPER_REMOVE " " "-Werror"

#
# 3rd party addon modules
#

# generic function to patch 3rd party addon modules
# patches have to be named $modulename*.diff where
# $modulename is the name used as parameter while
# calling pkg_nginx_add_module()
#
pkg_nginx_patch_module() {
	pushd ../addon-module/$1
	for p in $( ls -1 $confdir/$1*.diff 2>/dev/null ); do
		patch -p1 < "$p"
	done
	popd
}

# generic function to add a 3rd party addon module
# function parameters:
#   $1: pattern of the modules source file name
#
pkg_nginx_add_module() {
	mkdir -p $builddir/addon-module/$1
	tar -v $taropt $( match_source_file -p $1 nginx ) --strip-components=1 -C $builddir/addon-module/$1
	pkg_nginx_patch_module $1
	var_append confopt ' ' "--add-module=../addon-module/$1"
}

# NAXSI is a bit different than the other 3rd party modules
# so it needs its own function
#
pkg_nginx_add_naxsi_premake() {
	mkdir -p $builddir/addon-module/naxsi-core
        tar -v $taropt $( match_source_file -p naxsi-core nginx ) --strip-components=1 -C $builddir/addon-module/naxsi-core
        var_append confopt ' ' "--add-module=../addon-module/naxsi-core/naxsi_src"
}
pkg_nginx_add_naxsi_postmake() {
	cp -a $builddir/addon-module/naxsi-core/naxsi_config/naxsi_core.rules $sysconfdir
}

# rrd graph module
if [ "$SDECFG_PKG_NGINX_ADDON_MOD_RRDGRAPH" == 1 ] ; then
	pkgprefix -t rrdtool
	hook_add prepatch 5 "pkg_nginx_add_module mod_rrd_graph"
fi

if [ "$SDECFG_PKG_NGINX_ADDON_MOD_UPLOAD" == 1 ] ; then
	hook_add prepatch 5 "pkg_nginx_add_module nginx_upload_module" 
fi

if [ "$SDECFG_PKG_NGINX_ADDON_MOD_HTTPECHO" == 1 ] ; then
	hook_add prepatch 5 "pkg_nginx_add_module echo-nginx-module"
fi

if [ "$SDECFG_PKG_NGINX_ADDON_MOD_NDK" == 1 ] ; then
	hook_add prepatch 5 "pkg_nginx_add_module ngx_devel_kit"
fi

if [ "$SDECFG_PKG_NGINX_ADDON_MOD_LUA" == 1 ] ; then
	# prefer to use luajit if available
	if pkginstalled -f luajit; then
		pkgprefix -t luajit
		var_append configprefix ' ' "LUAJIT_LIB=$( pkgprefix -r libdir luajit )"
		var_append configprefix ' ' "LUAJIT_INC=$( pkgprefix -r includedir luajit )"
	else
		pkgprefix -t lua
		var_append configprefix ' ' "LUA_LIB=$( pkgprefix -r libdir lua )"
		var_append configprefix ' ' "LUA_INC=$( pkgprefix -r includedir lua )"
	fi

	hook_add prepatch 5 "pkg_nginx_add_module lua-nginx-module"
fi

if [ "$SDECFG_PKG_NGINX_ADDON_NAXSI" == 1 ] ; then
	hook_add prepatch 5 "pkg_nginx_add_naxsi_premake"
	hook_add postmake 5 "pkg_nginx_add_naxsi_postmake"
fi

if [ "$SDECFG_PKG_NGINX_ADDON_SYSLOG_PATCH" == 1 ] ; then
	hook_add prepatch 5 "pkg_nginx_add_module nginx_syslog_patch"
	hook_add prepatch 9 "var_append patchfiles ' ' '../addon-module/nginx_syslog_patch/syslog_$( cut -d. -f-2 <<< $ver)*.patch'"
fi