#!/bin/sh

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#  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 Step2 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 }'`

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

# Configure HTTPD to serve OpenID XRDS and LRDD documents
cat >>$root/conf/locauth$sslsuffix.conf <<EOF
# Generated by: openid-step2-conf $*
# Serve OpenID XRDS document
Alias /openid $root/conf/openid.xrds
<Location /openid>
ForceType application/xrds+xml
</Location>

# Serve OpenID LRDD document
Alias /.well-known/host-meta $root/conf/openid.lrdd
<Location /.well-known/host-meta>
ForceType text/plain
</Location>

EOF

cat >>$root/conf/pubauth$sslsuffix.conf <<EOF
# Generated by: openid-step2-conf $*
# Allow access to /.well-known/host-meta location
<Location /.well-known/host-meta>
AuthType None
Session Off
Require all granted
</Location>

EOF

# Generate OpenID XRDS document
cat >$root/conf/openid.xrds <<EOF
<?xml version="1.0" encoding="UTF-8"?>
<xrds:XRDS xmlns:xrds="xri://\$xrds" xmlns="xri://\$xrd*(\$v*2.0)">
<XRD>
<CanonicalID>$host</CanonicalID>
<Service priority="0">
<Type>http://specs.openid.net/auth/2.0/server</Type>
<Type>http://specs.openid.net/auth/2.0/signon</Type>
<Type>http://openid.net/srv/ax/1.0</Type>
<Type>http://specs.openid.net/extensions/ui/1.0/mode/popup</Type>
<Type>http://specs.openid.net/extensions/ui/1.0/icon</Type>
<Type>http://specs.openid.net/extensions/pape/1.0</Type>
<URI>https://www.google.com/a/$host/o8/ud?be=o8</URI>
</Service>
</XRD>
</xrds:XRDS>
EOF

# Generate OpenID LRDD document
cat >$root/conf/openid.lrdd <<EOF
Link: <https://www.google.com/accounts/o8/site-xrds?hd=$host>; rel="describedby http://reltype.google.com/openid/xrd-op"; type="application/xrds+xml"
EOF