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kamailio/modules/app_perl/lib/perl/Kamailio/VDB/Adapter/Describe.pm

144 lines
3.3 KiB

#
# $Id: Describe.pm 757 2007-01-05 10:56:28Z bastian $
#
# Perl module for Kamailio
#
# Copyright (C) 2007 Collax GmbH
# (Bastian Friedrich <bastian.friedrich@collax.com>)
#
# This file is part of Kamailio, a free SIP server.
#
# Kamailio 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; either version 2 of the License, or
# (at your option) any later version
#
# Kamailio is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
#
=head1 Kamailio::VDB::Adapter::Describe
This package is intended for debug usage. It will print information about requested
functions and operations of a client module.
Use this module to request schema information when creating new adapters.
=cut
package Kamailio::VDB::Adapter::Describe;
use Kamailio::Constants;
use Kamailio qw ( log );
use Kamailio::VDB;
use Kamailio::VDB::Column;
use Kamailio::VDB::Result;
use Data::Dumper;
our @ISA = qw ( Kamailio::VDB );
sub use_table {
my $self = shift;
my $t = shift;
log(L_INFO, "About to use table $t\n");
return 0;
}
sub insert {
my $self = shift;
my $pairs = shift;
my $pairs_descr;
for my $p (@$pairs) {
$pairs_descr .= " (key = '".$p->key()."' type = '".$p->type()."' value = '".$p->data()."')";
}
log(L_INFO, "perlvdb:Describe: An insert was found with the following data: $pairs_descr\n");
return 0;
}
sub replace {
my $self = shift;
return $self->insert(@_);
}
sub update {
my $self = shift;
my $conds = shift;
my $pairs = shift;
my $cond_descr;
my $pairs_descr;
for my $c (@$conds) {
$cond_descr .= " (key = '".$c->key()."' op = '".$c->op()."' data = '".$c->data()."')";
}
log(L_INFO, "perlvdb:Describe: An update was found with the following conditions: $cond_descr\n");
for my $p (@$pairs) {
$pairs_descr .= " (key = '".$p->key()."' type = '".$p->type()."' value = '".$p->data()."')";
}
log(L_INFO, "perlvdb:Describe: The following data are to be updated: $pairs_descr\n");
return 0;
}
sub delete {
my $self = shift;
my $conds = shift;
my $cond_descr;
for my $c (@$conds) {
$cond_descr .= " (key = '".$c->key()."' op = '".$c->op()."' data = '".$c->data()."')";
}
log(L_INFO, "perlvdb:Describe: A delete was found with the following conditions: $cond_descr\n");
return 0;
}
sub query {
my $self = shift;
my $conds = shift;
my $retkeys = shift;
my $order = shift;
my $cond_descr;
my $keys_descr;
my @cols;
for my $c (@$conds) {
$cond_descr .= " (key = '".$c->key()."' op = '".$c->op()."' data = '".$c->data()."')";
}
log(L_INFO, "perlvdb:Describe: A query was found with the following conditions: $cond_descr\n");
for my $k (@$retkeys) {
$keys_descr .= " ($k)";
push @cols, new Kamailio::VDB::Column(DB_STRING, $k);
}
log(L_INFO, "perlvdb:Describe: The following keys were requested: $keys_descr\n");
log(L_INFO, "perlvdb:Describe: Order requested: '$order'\n");
return new Kamailio::VDB::Result(\@cols);
}
1;