125 lines
2.8 KiB
Perl
125 lines
2.8 KiB
Perl
package Lemonldap::NG::Manager::Conf::DBI;
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use strict;
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use DBI;
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use MIME::Base64;
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use Lemonldap::NG::Manager::Conf::Constants;
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our $VERSION = 0.17;
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BEGIN {
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*Lemonldap::NG::Manager::Conf::dbh = \&dbh;
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}
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sub prereq {
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my $self = shift;
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unless ( $self->{dbiChain} ) {
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print STDERR 'No dbiChain found';
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return 0;
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}
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print STDERR __PACKAGE__ . 'Warning: "dbiUser" parameter is not set'
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unless ( $self->{dbiUser} );
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$self->{dbiTable} ||= "lmConfig";
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1;
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}
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sub available {
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my $self = shift;
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my $sth =
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$self->dbh->prepare(
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"SELECT cfgNum from " . $self->{dbiTable} . " order by cfgNum" );
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$sth->execute();
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my @conf;
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while ( my @row = $sth->fetchrow_array ) {
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push @conf, $row[0];
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}
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return @conf;
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}
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sub lastCfg {
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my $self = shift;
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my @row =
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$self->dbh->selectrow_array( "SELECT max(cfgNum) from " . $self->{dbiTable} );
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return $row[0];
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}
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sub dbh {
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my $self = shift;
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$self->{dbiTable} ||= "lmConfig";
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return $self->{dbh} if ( $self->{dbh} and $self->{dbh}->ping );
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return DBI->connect_cached(
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$self->{dbiChain}, $self->{dbiUser},
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$self->{dbiPassword}, { RaiseError => 1 }
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);
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}
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sub lock {
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my $self = shift;
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my $sth = $self->dbh->prepare_cached(q{SELECT GET_LOCK(?, 5)}, {}, 1);
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$sth->execute('lmconf');
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my @row = $sth->fetchrow_array;
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return $row[0] || 0;
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}
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sub isLocked {
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my $self = shift;
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my $sth = $self->dbh->prepare_cached(q{SELECT IS_FREE_LOCK(?)}, {}, 1);
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$sth->execute('lmconf');
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my @row = $sth->fetchrow_array;
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return $row[0] ? 0 : 1;
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}
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sub unlock {
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my $self = shift;
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my $sth = $self->dbh->prepare_cached(q{SELECT RELEASE_LOCK(?)}, {}, 1);
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$sth->execute('lmconf');
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my @row = $sth->fetchrow_array;
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return $row[0] || 0;
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}
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sub store {
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my ( $self, $fields ) = @_;
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my $tmp =
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$self->dbh->do( "insert into "
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. $self->{dbiTable} . " ("
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. join( ",", keys(%$fields) )
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. ") values ("
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. join( ",", values(%$fields) )
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. ")" );
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unless ($tmp) {
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$self->logError;
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return UNKNOWN_ERROR;
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}
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unless( $self->unlock ) {
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$self->logError;
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return UNKNOWN_ERROR;
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}
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return $fields->{cfgNum};
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}
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sub load {
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my ( $self, $cfgNum, $fields ) = @_;
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$fields = $fields ? join( ",", @$fields ) : '*';
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my $row =
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$self->dbh->selectrow_hashref(
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"SELECT $fields from " . $self->{dbiTable} . " WHERE cfgNum=$cfgNum" );
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unless ($row) {
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$self->logError;
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return 0;
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}
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return $row;
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}
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sub delete {
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my ( $self, $cfgNum ) = @_;
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$self->dbh->do( "DELETE from " . $self->{dbiTable} . " WHERE cfgNum=$cfgNum" );
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}
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sub logError {
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my $self = shift;
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print STDERR "Database error: " . $self->dbh->errstr . "\n";
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}
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1;
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__END__
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