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lib/Apache2/WebApp/Plugin/Session/MySQL.pm  view on Meta::CPAN

      };

    unless ($@) {
        my %values = %session;

        untie %session;

        return \%values;
    }

    return;
}

#----------------------------------------------------------------------------+
# delete( \%controller, $arg )
#
# Takes the cookie unique identifier or session id as arguments.  Deletes
# an existing session.

sub delete {
    my ( $self, $c, $arg )
      = validate_pos( @_,
          { type => OBJECT  },
          { type => HASHREF },
          { type => SCALAR  }
          );

    $self->error('Malformed session identifier')
      unless ( $arg =~ /^[\w-]{1,32}$/ );

    my $cookie = $c->plugin('Cookie')->get($arg);

    my $id = ($cookie) ? $cookie : $arg;

    my $dbh = $c->stash('DBH');     # use an existing connection

    my %session;

    eval {
        tie %session, 'Apache::Session::MySQL', $id, {
            Handle     => $dbh,
            LockHandle => $dbh,
          };
      };

    unless ($@) {
        tied(%session)->delete;

        $c->plugin('Cookie')->delete( $c, $arg );
    }

    return;
}

#----------------------------------------------------------------------------+
# update( \%controller, $arg, \%data );
#
# Takes the cookie unique identifier or session id as arguments.  Updates
# existing session data.

sub update {
    my ( $self, $c, $arg, $data_ref )
      = validate_pos( @_,
          { type => OBJECT  },
          { type => HASHREF },
          { type => SCALAR  },
          { type => HASHREF }
          );

    $self->error('Malformed session identifier')
      unless ( $arg =~ /^[\w-]{1,32}$/ );

    my $cookie = $c->plugin('Cookie')->get($arg);

    my $id = ($cookie) ? $cookie : $arg;

    my $dbh = $c->stash('DBH');     # use an existing connection

    my %session;

    eval {
        tie %session, 'Apache::Session::MySQL', $id, {
            Handle     => $dbh,
            LockHandle => $dbh,
          };
      };

    if ($@) {
        $self->error("Failed to create session: $@");
    }

    foreach my $key (keys %$data_ref) {
        $session{$key} = $data_ref->{$key};
    }

    untie %session;

    return;
}

#----------------------------------------------------------------------------+
# id( \%controller, $name )
#
# Return the cookie unique identifier for a given session.

sub id {
    my ( $self, $c, $name )
      = validate_pos( @_,
          { type => OBJECT  },
          { type => HASHREF },
          { type => SCALAR  }
          );

    $self->error('Malformed session identifier')
      unless ( $name =~ /^[\w-]{1,32}$/ );

    return $c->plugin('Cookie')->get($name);
}

#~~~~~~~~~~~~~~~~~~~~~~~~~~[  PRIVATE METHODS  ]~~~~~~~~~~~~~~~~~~~~~~~~~~~~~#