use strict;
use warnings;
use DBI;
+use SQL::Abstract;
+use DBIx::Class::Storage::DBI::Cursor;
use base qw/DBIx::Class/;
-__PACKAGE__->load_components(qw/SQL::Abstract SQL Exception AccessorGroup/);
+__PACKAGE__->load_components(qw/Exception AccessorGroup/);
-__PACKAGE__->mk_group_accessors('simple' => qw/connect_info _dbh/);
+__PACKAGE__->mk_group_accessors('simple' =>
+ qw/connect_info _dbh sql_maker debug cursor/);
sub new {
- bless({}, ref $_[0] || $_[0]);
+ my $new = bless({}, ref $_[0] || $_[0]);
+ $new->sql_maker(new SQL::Abstract);
+ $new->cursor("DBIx::Class::Storage::DBI::Cursor");
+ $new->debug(1) if $ENV{DBIX_CLASS_STORAGE_DBI_DEBUG};
+ return $new;
}
sub get_simple {
sub rollback { $_[0]->dbh->rollback; }
+sub _execute {
+ my ($self, $op, $extra_bind, $ident, @args) = @_;
+ my ($sql, @bind) = $self->sql_maker->$op($ident, @args);
+ unshift(@bind, @$extra_bind) if $extra_bind;
+ warn "$sql: @bind" if $self->debug;
+ my $sth = $self->sth($sql);
+ @bind = map { ref $_ ? ''.$_ : $_ } @bind; # stringify args
+ my $rv = $sth->execute(@bind);
+ return (wantarray ? ($rv, $sth, @bind) : $rv);
+}
+
sub insert {
my ($self, $ident, $to_insert) = @_;
- my $sql = $self->create_sql('insert', [ keys %{$to_insert} ], $ident, undef);
- my $sth = $self->sth($sql);
- $sth->execute(values %{$to_insert});
$self->throw( "Couldn't insert ".join(', ', map "$_ => $to_insert->{$_}", keys %$to_insert)." into ${ident}" )
- unless $sth->rows;
+ unless ($self->_execute('insert' => [], $ident, $to_insert) > 0);
return $to_insert;
}
sub update {
- my ($self, $ident, $to_update, $condition) = @_;
- my $attrs = { };
- my $set_sql = $self->_cond_resolve($to_update, $attrs, ',');
- $set_sql =~ s/^\(//;
- $set_sql =~ s/\)$//;
- my $cond_sql = $self->_cond_resolve($condition, $attrs);
- my $sql = $self->create_sql('update', $set_sql, $ident, $cond_sql);
- my $sth = $self->sth($sql);
- my $rows = $sth->execute( @{$attrs->{bind}||[]} );
- return $rows;
+ return shift->_execute('update' => [], @_);
}
sub delete {
- my ($self, $ident, $condition) = @_;
- my $attrs = { };
- my $cond_sql = $self->_cond_resolve($condition, $attrs);
- my $sql = $self->create_sql('delete', undef, $ident, $cond_sql);
- #warn "$sql ".join(', ',@{$attrs->{bind}||[]});
- my $sth = $self->sth($sql);
- return $sth->execute( @{$attrs->{bind}||[]} );
+ return shift->_execute('delete' => [], @_);
}
sub select {
my ($self, $ident, $select, $condition, $attrs) = @_;
- $attrs ||= { };
- #my $select_sql = $self->_cond_resolve($select, $attrs, ',');
- my $cond_sql = $self->_cond_resolve($condition, $attrs);
- 1 while $cond_sql =~ s/^\s*\(\s*(.*ORDER.*)\s*\)\s*$/$1/;
- my $sql = $self->create_sql('select', $select, $ident, $cond_sql);
- #warn $sql.' '.join(', ', @{$attrs->{bind}||[]});
- my $sth = $self->sth($sql);
- $sth->execute( @{$attrs->{bind}||[]} );
- return $sth;
+ my $order = $attrs->{order_by};
+ if (ref $condition eq 'SCALAR') {
+ $order = $1 if $$condition =~ s/ORDER BY (.*)$//i;
+ }
+ my ($rv, $sth, @bind) = $self->_execute('select', $attrs->{bind}, $ident, $select, $condition, $order);
+ return $self->cursor->new($sth, \@bind, $attrs);
}
sub sth {