=head1 DESCRIPTION
-This is a master model class which uses C<Class::DBI> to do all the hard
+This is a master model class which uses L<Class::DBI> to do all the hard
work of fetching rows and representing them as objects. It is a good
model to copy if you're replacing it with other database abstraction
modules.
=item setup_database
+=item fetch_objects
+
=back
-=head1 Additional Commands
+=head1 Additional Actions
=over
=item delete
-Surprisingly, this command causes a database record to be forever lost.
+Unsuprisingly, this command causes a database record to be forever lost.
=item search
sub related_class {
my ( $self, $r, $accessor ) = @_;
- my $related = $self->related->{$accessor};
- if ( my $mapping = $related->{args}->{mapping} ) {
+
+ my $related = $self->meta_info( has_many => $accessor ) ||
+ $self->meta_info( has_a => $accessor ) ||
+ return;
+
+ my $mapping = $related->{args}->{mapping};
+ if ( @$mapping ) {
return $related->{foreign_class}->meta_info('has_a')->{ $$mapping[0] }
->{foreign_class};
}
my $h = CGI::Untaint->new( %{ $r->{params} } );
my $creating = 0;
my ($obj) = @{ $r->objects || [] };
+ my $fatal;
if ($obj) {
-
# We have something to edit
- $obj->update_from_cgi( $h =>
- { required => $r->{config}{ $r->{table} }{required_cols} || [], }
- );
+ eval {
+ $obj->update_from_cgi( $h =>
+ { required => $r->{config}{ $r->{table} }{required_cols} || [], }
+ );
+ };
+ $fatal = $@;
}
else {
- $obj =
- $self->create_from_cgi( $h =>
- { required => $r->{config}{ $r->{table} }{required_cols} || [], }
- );
+ eval {
+ $obj =
+ $self->create_from_cgi( $h =>
+ { required => $r->{config}{ $r->{table} }{required_cols} || [], }
+ );
+ };
+ if ($fatal = $@) {
+ warn "$fatal" if $r->debug;
+ }
$creating++;
}
- if ( my %errors = $obj->cgi_update_errors ) {
+ if ( my %errors = $fatal ? (FATAL => $fatal) : $obj->cgi_update_errors ) {
# Set it up as it was:
$r->{template_args}{cgi_params} = $r->{params};
$r->{template_args}{errors} = \%errors;
- $r->{template} = "edit";
- undef $obj if $creating; # Couldn't create
+
+ undef $obj if $creating;
+ $r->template("edit");
}
else {
$r->{template} = "view";
}
- $r->objects( [$obj] );
+ $r->objects( $obj ? [$obj] : []);
}
sub delete : Exported {
my $oper = "like"; # For now
my %params = %{ $r->{params} };
my %values = map { $_ => { $oper, $params{$_} } }
- grep { length ($params{$_}) and $fields{$_} } keys %params;
+ grep { defined $params{$_} && length ($params{$_}) && $fields{$_} }
+ keys %params;
$r->template("list");
if ( !%values ) { return $self->list($r) }
return $r->config->loader->_table2class($table);
}
+sub fetch_objects {
+ my ($class, $r)=@_;
+ my @pcs = $class->primary_columns;
+ if ( $#pcs ) {
+ my %pks;
+ @pks{@pcs}=(@{$r->{args}});
+ return $class->retrieve( %pks );
+ }
+ return $class->retrieve( $r->{args}->[0] );
+}
+
1;