#!/bin/bash

if [ $# -ne 1 ] ; then
    logger 'ckan-connector-fixer: at least one argument must be passed'
    echo "at leas one argument must be passed, init or update"
    exit 1
fi

ARG=$1
CK_WEB_DIR={{ smartgears_instance_path }}/webapps/ckan-connector/WEB-INF
CK_WEB_XML=$CK_WEB_DIR/.web.xml.tpl
CK_WEB_XML_TMP=$CK_WEB_DIR/.web.xml.tmp
CK_WEB_XML_DEST=$CK_WEB_DIR/web.xml
CK_DB_NAME={{ ckan_db_name }}
CK_DB_USER={{ ckan_db_user }}
CK_DB_HOST={{ psql_db_host }}
CK_ADMIN={{ ckan_connector_user }}
CK_ADMIN_PWD={{ ckan_connector_user_pwd }}
CK_INI=/etc/ckan/default/production.ini
API_KEY=
CKAN_KEY=
SQL_FILE=$( mktemp /tmp/XXXXXX.sql )
CKAN_CREATE_USER={{ ckan_init_db_and_solr }}

trap "logger 'ckan-connector-fixer: trap intercepted, exiting.' ; cleanup" SIGHUP SIGINT SIGTERM

function cleanup() {
    rm -f $SQL_FILE
    rm -f $CK_WEB_XML_TMP
}


if [ -f $CK_WEB_DIR/.web.xml.configured ] ; then
    if [ "$ARG" != "update" ] ; then
        logger 'ckan-connector-fixer: service already configured, doing nothing.'
        echo "service already configured. Use 'update' as argument to force the execution"
        exit 0
    fi
fi

{% raw %}

# Set the CKAN python virtualenv
. /usr/lib/ckan/default/bin/activate
cd /usr/lib/ckan/default/src/ckan

if [ "$CKAN_CREATE_USER" == "True" ] ; then
# Create the admin user
    paster sysadmin add $CK_ADMIN -c $CK_INI << EOF
y

$CK_ADMIN_PWD
$CK_ADMIN_PWD


EOF

fi

# Get the admin key
echo "update \"user\" set state = 'active' where name = '${CK_ADMIN}';" > $SQL_FILE
echo "select apikey from \"user\" where name = '${CK_ADMIN}' and state = 'active';" >> $SQL_FILE
API_KEY=$( psql -t -n -q -h $CK_DB_HOST -U $CK_DB_USER -w $CK_DB_NAME -f $SQL_FILE )

[ $? -ne 0 ] && exit 1

CKAN_KEY=$( grep ^beaker\.session\.secret $CK_INI | awk '{ print $3 }' )

[ $? -ne 0 ] && exit 1

cp $CK_WEB_XML $CK_WEB_XML_TMP
# Use the admin key on the connector web.xml
if [ ! -z $API_KEY ] ; then
    sed -i -e "s#@CKAN_API_KEY@#${API_KEY}#g" $CK_WEB_XML_TMP
else
    exit 1
fi

# Use the ckan key on the connector web.xml
if [ ! -z $CKAN_KEY ] ; then
    sed -i -e "s#@CKAN_SECRET@#${CKAN_KEY}#g" $CK_WEB_XML_TMP
else
    exit 1
fi

{% endraw %}

mv $CK_WEB_XML_TMP $CK_WEB_XML_DEST
chown {{ smartgears_user }}:{{ smartgears_user }} $CK_WEB_XML_DEST
chmod 440 $CK_WEB_XML_DEST

touch $CK_WEB_DIR/.web.xml.configured

trap cleanup EXIT
exit 0