sub select {
my ($self, $table, $fields, $where, $order, @rest) = @_;
@rest = (-1) unless defined $rest[0];
- $self->SUPER::select($table, $self->_recurse_fields($fields),
- $where, $order, @rest);
+ local $self->{having_bind} = [];
+ my ($sql, @ret) = $self->SUPER::select($table,
+ $self->_recurse_fields($fields), $where, $order, @rest);
+ return wantarray ? ($sql, @ret, @{$self->{having_bind}}) : $sql;
}
sub _emulate_limit {
sub _order_by {
my $self = shift;
my $ret = '';
+ my @extra;
if (ref $_[0] eq 'HASH') {
if (defined $_[0]->{group_by}) {
$ret = $self->_sqlcase(' group by ')
.$self->_recurse_fields($_[0]->{group_by});
}
+ if (defined $_[0]->{having}) {
+ my $frag;
+ ($frag, @extra) = $self->_recurse_where($_[0]->{having});
+ push(@{$self->{having_bind}}, @extra);
+ $ret .= $self->_sqlcase(' having ').$frag;
+ }
if (defined $_[0]->{order_by}) {
$ret .= $self->SUPER::_order_by($_[0]->{order_by});
}
sub _quote {
my ($self, $label) = @_;
return '' unless defined $label;
- return "*" if $label eq '*';
return $label unless $self->{quote_char};
- if(ref $self->{quote_char} eq "ARRAY"){
- return $self->{quote_char}->[0] . $label . $self->{quote_char}->[1]
- if !defined $self->{name_sep};
- my $sep = $self->{name_sep};
- return join($self->{name_sep},
- map { $self->{quote_char}->[0] . $_ . $self->{quote_char}->[1] }
- split(/\Q$sep\E/,$label));
- }
return $self->SUPER::_quote($label);
}
$new->transaction_depth(0);
if (defined($ENV{DBIX_CLASS_STORAGE_DBI_DEBUG}) &&
($ENV{DBIX_CLASS_STORAGE_DBI_DEBUG} =~ /=(.+)$/)) {
- $new->debugfh(IO::File->new($1, 'w')||croak "Cannot open trace file $1");
+ $new->debugfh(IO::File->new($1, 'w')) || $new->throw_exception("Cannot open trace file $1");
} else {
$new->debugfh(IO::File->new('>&STDERR'));
}
return $new;
}
+sub throw_exception {
+ my ($self, $msg) = @_;
+ croak($msg);
+}
+
=head1 NAME
DBIx::Class::Storage::DBI - DBI storage handler
my ($self) = @_;
my @info = @{$self->connect_info || []};
$self->_dbh($self->_connect(@info));
-
+ my $driver = $self->_dbh->{Driver}->{Name};
+ eval "require DBIx::Class::Storage::DBI::${driver}";
+ unless ($@) {
+ bless $self, "DBIx::Class::Storage::DBI::${driver}";
+ }
# if on-connect sql statements are given execute them
foreach my $sql_statement (@{$self->on_connect_do || []}) {
$self->_dbh->do($sql_statement);
return $dbh;
}
- DBI->connect(@info);
+ my $dbh = DBI->connect(@info);
+ $self->throw_exception("DBI Connection failed: $DBI::errstr")
+ unless $dbh;
+ $dbh;
}
=head2 txn_begin
$self->debugfh->print("$sql: " . join(', ', @debug_bind) . "\n");
}
my $sth = $self->sth($sql,$op);
- croak "no sth generated via sql: $sql" unless $sth;
+ $self->throw_exception("no sth generated via sql: $sql") unless $sth;
@bind = map { ref $_ ? ''.$_ : $_ } @bind; # stringify args
my $rv;
if ($sth) {
$rv = $sth->execute(@bind);
} else {
- croak "'$sql' did not generate a statement.";
+ $self->throw_exception("'$sql' did not generate a statement.");
}
return (wantarray ? ($rv, $sth, @bind) : $rv);
}
sub insert {
my ($self, $ident, $to_insert) = @_;
- croak( "Couldn't insert ".join(', ', map "$_ => $to_insert->{$_}", keys %$to_insert)." into ${ident}" )
+ $self->throw_exception( "Couldn't insert ".join(', ', map "$_ => $to_insert->{$_}", keys %$to_insert)." into ${ident}" )
unless ($self->_execute('insert' => [], $ident, $to_insert));
return $to_insert;
}
if (ref $condition eq 'SCALAR') {
$order = $1 if $$condition =~ s/ORDER BY (.*)$//i;
}
- if (exists $attrs->{group_by}) {
+ if (exists $attrs->{group_by} || $attrs->{having}) {
$order = { group_by => $attrs->{group_by},
+ having => $attrs->{having},
($order ? (order_by => $order) : ()) };
}
my @args = ('select', $attrs->{bind}, $ident, $select, $condition, $order);
$column_info{is_nullable} = $info->{NULLABLE};
$result{$info->{COLUMN_NAME}} = \%column_info;
}
- }else{
+ } else {
my $sth = $self->dbh->prepare("SELECT * FROM $table WHERE 1=0");
$sth->execute;
my @columns = @{$sth->{NAME}};
return \%result;
}
+sub last_insert_id {
+ my ($self, $row) = @_;
+
+ return $self->dbh->func('last_insert_rowid');
+
+}
+
+sub sqlt_type {
+ my ($self) = @_;
+ my $dsn = $self->connect_info->[0];
+ $dsn =~ /^dbi:(.*?)\d*:/;
+ return $1;
+}
+
+sub deployment_statements {
+ my ($self, $schema, $type) = @_;
+ $type ||= $self->sqlt_type;
+ eval "use SQL::Translator";
+ $self->throw_exception("Can't deploy without SQL::Translator: $@") if $@;
+ eval "use SQL::Translator::Parser::DBIx::Class;";
+ $self->throw_exception($@) if $@;
+ eval "use SQL::Translator::Producer::${type};";
+ $self->throw_exception($@) if $@;
+ my $tr = SQL::Translator->new();
+ SQL::Translator::Parser::DBIx::Class::parse( $tr, $schema );
+ return "SQL::Translator::Producer::${type}"->can('produce')->($tr);
+}
+
+sub deploy {
+ my ($self, $schema, $type) = @_;
+ foreach(split(";\n", $self->deployment_statements($schema, $type))) {
+ $self->dbh->do($_) or warn "SQL was:\n $_";
+ }
+}
+
sub DESTROY { shift->disconnect }
1;