#
# Script for adding and dropping Kamailio sqlite tables
#

# path to the database schemas
DATA_DIR="/usr/local/share/kamailio"
if [ -d "$DATA_DIR/db_sqlite" ] ; then
	DB_SCHEMA="$DATA_DIR/db_sqlite"
else
	DB_SCHEMA="./db_sqlite"
fi

#################################################################
# config vars
#################################################################

CMD="sqlite3"
DUMP_CMD="sql_dump"
#################################################################

sql_dump()
{
	$CMD ${1:-$DB_PATH} .dump
}

# execute sql command with optional db name
sql_query()
{
	$CMD "$@"
}


kamailio_drop()  # pars: <database name>
{
if [ $# -ne 1 ] ; then
	merr "kamailio_drop function takes one param"
	exit 1
fi

if ! rm $1; then
	merr "Dropping database $1 failed!"
	exit 1
fi

minfo "Database $1 dropped"
} #kamailio_drop


kamailio_create () # pars: <database name>
{
if [ $# -ne 1 ] ; then
	merr "kamailio_create function takes one param"
	exit 1
fi

minfo "creating database $1 ..."

if [ $? -ne 0 ] ; then
	merr "Creating database failed!"
	exit 1
fi

#sql_query "$1" "CREATE FUNCTION "concat" (text,text) RETURNS text AS 'SELECT \$1 || \$2;' LANGUAGE 'sql';
#	        CREATE FUNCTION "rand" () RETURNS double precision AS 'SELECT random();' LANGUAGE 'sql';"
# emulate mysql proprietary functions used by the lcr module in postgresql

#if [ $? -ne 0 ] ; then
#	merr "Creating mysql emulation functions failed!"
#	exit 1
#fi

for TABLE in $STANDARD_MODULES; do
    mdbg "Creating core table: $TABLE"
    sql_query "$1" < $DB_SCHEMA/$TABLE-create.sql
    if [ $? -ne 0 ] ; then
	merr "Creating core tables failed!"
	exit 1
    fi
done

if [ -e $DB_SCHEMA/extensions-create.sql ]
then
	minfo "Creating custom extensions tables"
	sql_query $1 < $DB_SCHEMA/extensions-create.sql
	if [ $? -ne 0 ] ; then
	merr "Creating custom extensions tables failed!"
	exit 1
	fi
fi

minfo "Core Kamailio tables succesfully created."

get_answer $INSTALL_PRESENCE_TABLES "Install presence related tables? (y/n): "
if [ "$ANSWER" = "y" ]; then
	presence_create $1
fi

get_answer $INSTALL_EXTRA_TABLES "Install tables for $EXTRA_MODULES? (y/n): "
if [ "$ANSWER" = "y" ]; then
	extra_create $1
fi
} # kamailio_create


presence_create () # pars: <database name>
{
if [ $# -ne 1 ] ; then
	merr "presence_create function takes one param"
	exit 1
fi

minfo "creating presence tables into $1 ..."

sql_query "$1" < $DB_SCHEMA/presence-create.sql

if [ $? -ne 0 ] ; then
	merr "Failed to create presence tables!"
	exit 1
fi

sql_query "$1" < $DB_SCHEMA/rls-create.sql

if [ $? -ne 0 ] ; then
	merr "Failed to create rls-presence tables!"
	exit 1
fi

minfo "Presence tables succesfully created."
}  # end presence_create


extra_create () # pars: <database name>
{
if [ $# -ne 1 ] ; then
	merr "extra_create function takes one param"
	exit 1
fi

minfo "creating extra tables into $1 ..."

for TABLE in $EXTRA_MODULES; do
    mdbg "Creating extra table: $TABLE"
    sql_query "$1" < $DB_SCHEMA/$TABLE-create.sql
    if [ $? -ne 0 ] ; then
	merr "Creating extra tables failed!"
	exit 1
    fi
done

minfo "Extra tables succesfully created."
}  # end extra_create