use strict;
use warnings;
-use base qw/Class::Data::Inheritable Class::Accessor DBIx::Class::SQL/;
+use base qw/Class::Data::Inheritable DBIx::Class::SQL/;
__PACKAGE__->mk_classdata('_columns' => {});
__PACKAGE__->mk_classdata('_table_name');
+__PACKAGE__->mk_classdata('table_alias'); # FIXME XXX
+
sub new {
my ($class, $attrs) = @_;
$class = ref $class if ref $class;
if ($attrs) {
die "attrs must be a hashref" unless ref($attrs) eq 'HASH';
while (my ($k, $v) = each %{$attrs}) {
- $new->set($k => $v);
+ $new->store_column($k => $v);
}
}
- $new->{_dirty_columns} = {};
return $new;
}
my $sth = $self->_get_sth('insert', [ keys %{$self->{_column_data}} ],
$self->_table_name, undef);
$sth->execute(values %{$self->{_column_data}});
+ $sth->finish;
$self->{_in_database} = 1;
$self->{_dirty_columns} = {};
return $self;
}
+sub in_database {
+ return $_[0]->{_in_database};
+}
+
sub create {
my ($class, $attrs) = @_;
die "create needs a hashref" unless ref $attrs eq 'HASH';
$self->_table_name, $self->_ident_cond);
my $rows = $sth->execute( (map { $self->{_column_data}{$_} } @to_update),
$self->_ident_values );
+ $sth->finish;
if ($rows == 0) {
die "Can't update $self: row not found";
} elsif ($rows > 1) {
sub delete {
my $self = shift;
if (ref $self) {
+ die "Not in database" unless $self->{_in_database};
+ #warn $self->_ident_cond.' '.join(', ', $self->_ident_values);
my $sth = $self->_get_sth('delete', undef,
$self->_table_name, $self->_ident_cond);
$sth->execute($self->_ident_values);
$sth->finish;
delete $self->{_in_database};
} else {
+ my $attrs = { };
+ if (@_ > 1 && ref $_[$#_] eq 'HASH') {
+ $attrs = { %{ pop(@_) } };
+ }
my $query = (ref $_[0] eq 'HASH' ? $_[0] : {@_});
- my ($cond, $param) = $self->_where_from_hash($query);
+ my ($cond, @param) = $self->_cond_resolve($query, $attrs);
my $sth = $self->_get_sth('delete', undef, $self->_table_name, $cond);
- $sth->execute(@$param);
+ $sth->execute(@param);
$sth->finish;
}
return $self;
}
-sub discard_changes {
- my ($self) = @_;
- $_[0] = $self->retrieve($self->id);
-}
-
-sub get {
+sub get_column {
my ($self, $column) = @_;
die "Can't fetch data as class method" unless ref $self;
- #die "No such column '${column}'" unless $self->_columns->{$column};
+ die "No such column '${column}'" unless $self->_columns->{$column};
return $self->{_column_data}{$column} if $self->_columns->{$column};
- return shift->SUPER::get(@_);
}
-sub set {
+sub set_column {
+ my $self = shift;
+ my ($column) = @_;
+ my $ret = $self->store_column(@_);
+ $self->{_dirty_columns}{$column} = 1;
+ return $ret;
+}
+
+sub store_column {
my ($self, $column, $value) = @_;
- #die "No such column '${column}'" unless $self->_columns->{$column};
- #die "set_column called for ${column} without value" if @_ < 3;
- if ($self->_columns->{$column}) {
- $self->{_dirty_columns}{$column} = 1;
- return $self->{_column_data}{$column} = $value;
- }
- return shift->SUPER::set(@_);
+ die "No such column '${column}'" unless $self->_columns->{$column};
+ die "set_column called for ${column} without value" if @_ < 3;
+ return $self->{_column_data}{$column} = $value;
}
sub _register_columns {
sub _mk_column_accessors {
my ($class, @cols) = @_;
- $class->mk_accessors(@cols);
+ $class->mk_group_accessors('column' => @cols);
}
-sub set_columns {
+sub add_columns {
my ($class, @cols) = @_;
$class->_register_columns(@cols);
$class->_mk_column_accessors(@cols);
sub retrieve_from_sql {
my ($class, $cond, @vals) = @_;
$cond =~ s/^\s*WHERE//i;
- my @cols = $class->_select_columns;
+ my $attrs = (ref $vals[$#vals] eq 'HASH' ? pop(@vals) : {});
+ my @cols = $class->_select_columns($attrs);
my $sth = $class->_get_sth( 'select', \@cols, $class->_table_name, $cond);
- $sth->execute(@vals);
+ #warn "$cond @vals";
+ return $class->sth_to_objects($sth, \@vals, \@cols);
+}
+
+sub sth_to_objects {
+ my ($class, $sth, $args, $cols) = @_;
+ my @cols = ((ref $cols eq 'ARRAY') ? @$cols : @{$sth->{NAME_lc}} );
+ $sth->execute(@$args);
my @found;
while (my @row = $sth->fetchrow_array) {
my $new = $class->new;
- $new->set($_, shift @row) for @cols;
+ $new->store_column($_, shift @row) for @cols;
$new->{_in_database} = 1;
- $new->{_dirty_columns} = {};
push(@found, $new);
}
+ $sth->finish;
return @found;
}
sub search {
- my $class = shift;
- my $where = ref $_[0] eq "HASH" ? shift: {@_};
- my ($cond, $param) = $class->_where_from_hash($where);
- return $class->retrieve_from_sql($cond, @{$param});
+ my $class = shift;
+ my $attrs = { };
+ if (@_ > 1 && ref $_[$#_] eq 'HASH') {
+ $attrs = { %{ pop(@_) } };
+ }
+ my $query = ref $_[0] eq "HASH" ? shift: {@_};
+ my ($cond, @param) = $class->_cond_resolve($query, $attrs);
+ return $class->retrieve_from_sql($cond, @param);
}
sub search_like {
my $class = shift;
- my $where = ref $_[0] eq "HASH" ? shift: {@_};
- my ($cond, $param) = $class->_where_from_hash($where, { cmp => 'like' });
- return $class->retrieve_from_sql($cond, @{$param});
+ my $attrs = { };
+ if (@_ > 1 && ref $_[$#_] eq 'HASH') {
+ $attrs = pop(@_);
+ }
+ return $class->search(@_, { %$attrs, cmp => 'LIKE' });
}
sub _select_columns {
sub copy {
my ($self, $changes) = @_;
my $new = bless({ _column_data => { %{$self->{_column_data}}} }, ref $self);
- $new->set($_ => $changes->{$_}) for keys %$changes;
+ $new->set_column($_ => $changes->{$_}) for keys %$changes;
return $new->insert;
}
-sub _where_from_hash {
- my ($self, $query, $opts) = @_;
- my $op = $opts->{'cmp'} || '=';
+sub _cond_resolve {
+ my ($self, $query, $attrs) = @_;
+ return '1 = 1' unless keys %$query;
+ my $op = $attrs->{'cmp'} || '=';
my $cond = join(' AND ',
map { (defined $query->{$_}
? "$_ $op ?"
: (do { delete $query->{$_}; "$_ IS NULL"; }));
} keys %$query);
- return ($cond, [ values %$query ]);
+ return ($cond, values %$query);
+}
+
+sub table {
+ shift->_table_name(@_);
}
1;