#!/bin/sh

#  Licensed to the Apache Software Foundation (ASF) under one
#  or more contributor license agreements.  See the NOTICE file
#  distributed with this work for additional information
#  regarding copyright ownership.  The ASF licenses this file
#  to you under the Apache License, Version 2.0 (the
#  "License"); you may not use this file except in compliance
#  with the License.  You may obtain a copy of the License at
#  
#    http://www.apache.org/licenses/LICENSE-2.0
#    
#  Unless required by applicable law or agreed to in writing,
#  software distributed under the License is distributed on an
#  "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
#  KIND, either express or implied.  See the License for the
#  specific language governing permissions and limitations
#  under the License.

# Generate an OpenID server conf
here=`echo "import os; print os.path.realpath('$0')" | python`; here=`dirname $here`
mkdir -p $1
root=`echo "import os; print os.path.realpath('$1')" | python`

conf=`cat $root/conf/httpd.conf | grep "# Generated by: httpd-conf"`
host=`echo $conf | awk '{ print $6 }'`
openid_prefix=`cat $here/openid.prefix`

sslconf=`cat $root/conf/httpd.conf | grep "# Generated by: httpd-ssl-conf"`
if [ "$sslconf" = "" ]; then
    sslsuffix=""
else
    sslsuffix="-ssl"
fi

if [ "$2" = "" ]; then
    providers="file"
else
    providers="file $2"
fi

# Configure HTTPD mod_auth_openid module
cat >>$root/conf/modules.conf <<EOF
# Generated by: openid-conf $*
# Load support for OpenID authentication
LoadModule authopenid_module  $openid_prefix/modules/mod_auth_openid.so

EOF

# Disallow public access to server resources
cat >$root/conf/noauth$sslsuffix.conf <<EOF
# Generated by: openid-auth-conf $*
# Disallow public access to server resources

EOF

# Configure OpenID authentication
cat >>$root/conf/locauth$sslsuffix.conf <<EOF
# Generated by: openid-conf $*
# Enable OpenID authentication
<Location />
AuthType Open
AuthName "$host"
#AuthOpenIDProvider socache $providers
#AuthnCacheProvideFor $providers
#AuthnCacheContext /
Require valid-user
AuthOpenIDEnabled On
AuthOpenIDCookiePath /
AuthOpenIDCookieName TuscanyOpenIDAuth
AuthOpenIDLoginPage /login/
AuthOpenIDAXAdd REMOTE_USER http://axschema.org/contact/email
AuthOpenIDAXAdd EMAIL http://axschema.org/contact/email
AuthOpenIDAXAdd FULLNAME http://axschema.org/namePerson
AuthOpenIDAXAdd NICKNAME http://axschema.org/namePerson/friendly
AuthOpenIDAXAdd FIRSTNAME http://axschema.org/namePerson/first
AuthOpenIDAXAdd LASTNAME http://axschema.org/namePerson/last
</Location>

EOF

cat >>$root/conf/pubauth$sslsuffix.conf <<EOF
# Generated by: openid-conf $*
# Allow public access to /openid location
<Location /openid>
AuthType None
Session Off
Require all granted
</Location>

EOF