use strict;
use warnings;
+use base qw/DBIx::Class/;
+
=head1 NAME
DBIx::Class::Row - Basic row methods
=head1 METHODS
-=over 4
-
-=item new
+=head2 new
my $obj = My::Class->new($attrs);
if ($attrs) {
$new->throw("attrs must be a hashref" ) unless ref($attrs) eq 'HASH';
while (my ($k, $v) = each %{$attrs}) {
+ die "No such column $k on $class" unless $class->has_column($k);
$new->store_column($k => $v);
}
}
return $new;
}
-=item insert
+=head2 insert
$obj->insert;
return $self;
}
-=item in_storage
+=head2 in_storage
$obj->in_storage; # Get value
$obj->in_storage(1); # Set value
return $self->{_in_storage};
}
-=item create
+=head2 create
my $new = My::Class->create($attrs);
return $class->new($attrs)->insert;
}
-=item update
+=head2 update
$obj->update;
sub update {
my ($self, $upd) = @_;
$self->throw( "Not in database" ) unless $self->in_storage;
- my %to_update = %{$upd || {}};
+ if (ref $upd eq 'HASH') {
+ $self->$_($upd->{$_}) for keys %$upd;
+ }
+ my %to_update;
$to_update{$_} = $self->get_column($_) for $self->is_changed;
return -1 unless keys %to_update;
my $rows = $self->storage->update($self->_table_name, \%to_update,
return $self;
}
-sub ident_condition {
- my ($self) = @_;
- my %cond;
- $cond{$_} = $self->get_column($_) for keys %{$self->_primaries};
- return \%cond;
-}
-
-=item delete
+=head2 delete
$obj->delete
return $self;
}
-=item get_column
+=head2 get_column
my $val = $obj->get_column($col);
sub get_column {
my ($self, $column) = @_;
$self->throw( "Can't fetch data as class method" ) unless ref $self;
- $self->throw( "No such column '${column}'" ) unless $self->_columns->{$column};
+ $self->throw( "No such column '${column}'" ) unless $self->has_column($column);
return $self->{_column_data}{$column}
if exists $self->{_column_data}{$column};
return undef;
}
-=item set_column
+=head2 get_columns
+
+ my %data = $obj->get_columns;
+
+Fetch all column values at once.
+
+=cut
+
+sub get_columns {
+ my $self = shift;
+ return map { $_ => $self->get_column($_) } $self->columns;
+}
+
+=head2 set_column
$obj->set_column($col => $val);
return $ret;
}
-=item store_column
+=head2 set_columns
+
+ my $copy = $orig->set_columns({ $col => $val, ... });
+
+Set more than one column value at once.
+
+=cut
+
+sub set_columns {
+ my ($self,$data) = @_;
+ while (my ($col,$val) = each %$data) {
+ $self->set_column($col,$val);
+ }
+}
+
+=head2 copy
+
+ my $copy = $orig->copy({ change => $to, ... });
+
+Insert a new row with the specified changes.
+
+=cut
+
+=head2 store_column
$obj->store_column($col => $val);
sub store_column {
my ($self, $column, $value) = @_;
$self->throw( "No such column '${column}'" )
- unless $self->_columns->{$column};
+ unless $self->has_column($column);
$self->throw( "set_column called for ${column} without value" )
if @_ < 3;
return $self->{_column_data}{$column} = $value;
}
-sub _row_to_object { # WARNING: Destructive to @$row
+sub _row_to_object {
my ($class, $cols, $row) = @_;
- my $new = $class->new;
- $new->store_column($_, shift @$row) for @$cols;
+ my %vals;
+ $vals{$cols->[$_]} = $row->[$_] for 0 .. $#$cols;
+ my $new = bless({ _column_data => \%vals }, ref $class || $class);
$new->in_storage(1);
return $new;
}
-=item copy
-
- my $copy = $orig->copy({ change => $to, ... });
-
-=cut
-
sub copy {
my ($self, $changes) = @_;
my $new = bless({ _column_data => { %{$self->{_column_data}}} }, ref $self);
return $new->insert;
}
-=item insert_or_update
+=head2 insert_or_update
$obj->insert_or_update
return ($self->in_storage ? $self->update : $self->insert);
}
-=item is_changed
+=head2 is_changed
my @changed_col_names = $obj->is_changed
1;
-=back
-
=head1 AUTHORS
-Matt S. Trout <perl-stuff@trout.me.uk>
+Matt S. Trout <mst@shadowcatsystems.co.uk>
=head1 LICENSE