__PACKAGE__->sql_name_sep('.');
__PACKAGE__->mk_group_accessors('simple' => qw/
- _connect_info _dbi_connect_info _dbic_connect_attributes _driver_determined
+ _connect_info _dbic_connect_attributes _driver_determined
_dbh _dbh_details _conn_pid _sql_maker _sql_maker_opts _dbh_autocommit
_perform_autoinc_retrieval _autoinc_supplied_for_op
/);
and
! $_[0]->{_in_determine_driver}
and
- ($_[0]->_dbi_connect_info||[])->[0]
+ # Only try to determine stuff if we have *something* that either is or can
+ # provide a DSN. Allows for bare $schema's generated with a plain ->connect()
+ # to still be marginally useful
+ $_[0]->_dbi_connect_info->[0]
) {
$_[0]->_determine_driver;
my %seek_and_destroy;
sub _arm_global_destructor {
+
+ # quick "garbage collection" pass - prevents the registry
+ # from slowly growing with a bunch of undef-valued keys
+ defined $seek_and_destroy{$_} or delete $seek_and_destroy{$_}
+ for keys %seek_and_destroy;
+
weaken (
$seek_and_destroy{ refaddr($_[0]) } = $_[0]
);
$info = $self->_normalize_connect_info($info)
if ref $info eq 'ARRAY';
- for my $storage_opt (keys %{ $info->{storage_options} }) {
- my $value = $info->{storage_options}{$storage_opt};
-
- $self->$storage_opt($value);
- }
-
- # Kill sql_maker/_sql_maker_opts, so we get a fresh one with only
- # the new set of options
- $self->_sql_maker(undef);
- $self->_sql_maker_opts({});
-
- for my $sql_maker_opt (keys %{ $info->{sql_maker_options} }) {
- my $value = $info->{sql_maker_options}{$sql_maker_opt};
-
- $self->_sql_maker_opts->{$sql_maker_opt} = $value;
- }
-
my %attrs = (
%{ $self->_default_dbi_connect_attributes || {} },
%{ $info->{attributes} || {} },
push @args, \%attrs if keys %attrs;
}
+
+ # this is the authoritative "always an arrayref" thing fed to DBI->connect
+ # OR a single-element coderef-based $dbh factory
$self->_dbi_connect_info(\@args);
+ # extract the individual storage options
+ for my $storage_opt (keys %{ $info->{storage_options} }) {
+ my $value = $info->{storage_options}{$storage_opt};
+
+ $self->$storage_opt($value);
+ }
+
+ # Extract the individual sqlmaker options
+ #
+ # Kill sql_maker/_sql_maker_opts, so we get a fresh one with only
+ # the new set of options
+ $self->_sql_maker(undef);
+ $self->_sql_maker_opts({});
+
+ for my $sql_maker_opt (keys %{ $info->{sql_maker_options} }) {
+ my $value = $info->{sql_maker_options}{$sql_maker_opt};
+
+ $self->_sql_maker_opts->{$sql_maker_opt} = $value;
+ }
+
# FIXME - dirty:
- # save attributes them in a separate accessor so they are always
+ # save attributes in a separate accessor so they are always
# introspectable, even in case of a CODE $dbhmaker
$self->_dbic_connect_attributes (\%attrs);
return $self->_connect_info;
}
+sub _dbi_connect_info {
+ my $self = shift;
+
+ return $self->{_dbi_connect_info} = $_[0]
+ if @_;
+
+ my $conninfo = $self->{_dbi_connect_info} || [];
+
+ # last ditch effort to grab a DSN
+ if ( ! defined $conninfo->[0] and $ENV{DBI_DSN} ) {
+ my @new_conninfo = @$conninfo;
+ $new_conninfo[0] = $ENV{DBI_DSN};
+ $conninfo = \@new_conninfo;
+ }
+
+ return $conninfo;
+}
+
+
sub _normalize_connect_info {
my ($self, $info_arg) = @_;
my %info;
sub _populate_dbh {
my ($self) = @_;
- my @info = @{$self->_dbi_connect_info || []};
$self->_dbh(undef); # in case ->connected failed we might get sent here
$self->_dbh_details({}); # reset everything we know
- $self->_dbh($self->_connect(@info));
+ $self->_dbh($self->_connect);
$self->_conn_pid($$) unless DBIx::Class::_ENV_::BROKEN_FORK; # on win32 these are in fact threads
require DBI::Const::GetInfoReturn;
my $self = shift;
- $self->ensure_connected;
+
+ my $drv;
+ try {
+ $drv = $self->_extract_driver_from_connect_info;
+ $self->ensure_connected;
+ };
+
+ $drv = "DBD::$drv" if $drv;
my $res = {
DBIC_DSN => $self->_dbi_connect_info->[0],
DBI_VER => DBI->VERSION,
DBIC_VER => DBIx::Class->VERSION,
DBIC_DRIVER => ref $self,
+ $drv ? (
+ DBD => $drv,
+ DBD_VER => try { $drv->VERSION },
+ ) : (),
};
+ # try to grab data even if we never managed to connect
+ # will cover us in cases of an oddly broken half-connect
for my $inf (
#keys %DBI::Const::GetInfoType::GetInfoType,
qw/
$started_connected = 1;
}
else {
- # if connect_info is a CODEREF, we have no choice but to connect
- if (ref $self->_dbi_connect_info->[0] &&
- reftype $self->_dbi_connect_info->[0] eq 'CODE') {
- $self->_populate_dbh;
- $driver = $self->_dbh->{Driver}{Name};
- }
- else {
- # try to use dsn to not require being connected, the driver may still
- # force a connection in _rebless to determine version
- # (dsn may not be supplied at all if all we do is make a mock-schema)
- my $dsn = $self->_dbi_connect_info->[0] || $ENV{DBI_DSN} || '';
- ($driver) = $dsn =~ /dbi:([^:]+):/i;
- $driver ||= $ENV{DBI_DRIVER};
- }
+ $driver = $self->_extract_driver_from_connect_info;
}
if ($driver) {
}
}
+sub _extract_driver_from_connect_info {
+ my $self = shift;
+
+ my $drv;
+
+ # if connect_info is a CODEREF, we have no choice but to connect
+ if (
+ ref $self->_dbi_connect_info->[0]
+ and
+ reftype $self->_dbi_connect_info->[0] eq 'CODE'
+ ) {
+ $self->_populate_dbh;
+ $drv = $self->_dbh->{Driver}{Name};
+ }
+ else {
+ # try to use dsn to not require being connected, the driver may still
+ # force a connection later in _rebless to determine version
+ # (dsn may not be supplied at all if all we do is make a mock-schema)
+ ($drv) = ($self->_dbi_connect_info->[0] || '') =~ /^dbi:([^:]+):/i;
+ $drv ||= $ENV{DBI_DRIVER};
+ }
+
+ return $drv;
+}
+
sub _determine_connector_driver {
my ($self, $conn) = @_;
}
sub _connect {
- my ($self, @info) = @_;
+ my $self = shift;
+
+ my $info = $self->_dbi_connect_info;
$self->throw_exception("You did not provide any connection_info")
- if ( ! defined $info[0] and ! $ENV{DBI_DSN} and ! $ENV{DBI_DRIVER} );
+ unless defined $info->[0];
my ($old_connect_via, $dbh);
};
try {
- if(ref $info[0] eq 'CODE') {
- $dbh = $info[0]->();
+ if(ref $info->[0] eq 'CODE') {
+ $dbh = $info->[0]->();
}
else {
require DBI;
- $dbh = DBI->connect(@info);
+ $dbh = DBI->connect(@$info);
}
die $DBI::errstr unless $dbh;
die sprintf ("%s fresh DBI handle with a *false* 'Active' attribute. "
. 'This handle is disconnected as far as DBIC is concerned, and we can '
. 'not continue',
- ref $info[0] eq 'CODE'
- ? "Connection coderef $info[0] returned a"
+ ref $info->[0] eq 'CODE'
+ ? "Connection coderef $info->[0] returned a"
: 'DBI->connect($schema->storage->connect_info) resulted in a'
) unless $dbh->FETCH('Active');
# Default via _default_dbi_connect_attributes is 1, hence it was an explicit
# request, or an external handle. Complain and set anyway
unless ($dbh->{RaiseError}) {
- carp( ref $info[0] eq 'CODE'
+ carp( ref $info->[0] eq 'CODE'
? "The 'RaiseError' of the externally supplied DBI handle is set to false. "
."DBIx::Class will toggle it back to true, unless the 'unsafe' connect "
};
$self->_dbh_autocommit($dbh->{AutoCommit});
- $dbh;
+ return $dbh;
}
sub txn_begin {
my ($prefetch_needs_subquery, @limit_args);
if ( $attrs->{_grouped_by_distinct} and $attrs->{collapse} ) {
- # we already know there is a valid group_by and we know it is intended
- # to be based *only* on the main result columns
+ # we already know there is a valid group_by (we made it) and we know it is
+ # intended to be based *only* on non-multi stuff
# short circuit the group_by parsing below
$prefetch_needs_subquery = 1;
}
@{$attrs->{group_by}}
and
my $grp_aliases = try { # try{} because $attrs->{from} may be unreadable
- $self->_resolve_aliastypes_from_select_args( $attrs->{from}, undef, undef, { group_by => $attrs->{group_by} } )
+ $self->_resolve_aliastypes_from_select_args({ from => $attrs->{from}, group_by => $attrs->{group_by} })
}
) {
# no aliases other than our own in group_by
}
if ($prefetch_needs_subquery) {
- ($ident, $select, $where, $attrs) =
- $self->_adjust_select_args_for_complex_prefetch ($ident, $select, $where, $attrs);
+ $attrs = $self->_adjust_select_args_for_complex_prefetch ($attrs);
}
elsif (! $attrs->{software_limit} ) {
push @limit_args, (
if (
! $prefetch_needs_subquery # already pruned
and
- ref $ident
+ ref $attrs->{from}
and
- reftype $ident eq 'ARRAY'
+ reftype $attrs->{from} eq 'ARRAY'
and
- @$ident != 1
+ @{$attrs->{from}} != 1
) {
- ($ident, $attrs->{_aliastypes}) = $self->_prune_unused_joins ($ident, $select, $where, $attrs);
+ ($attrs->{from}, $attrs->{_aliastypes}) = $self->_prune_unused_joins ($attrs);
}
###
- # This would be the point to deflate anything found in $where
+ # This would be the point to deflate anything found in $attrs->{where}
# (and leave $attrs->{bind} intact). Problem is - inflators historically
# expect a result object. And all we have is a resultsource (it is trivial
# to extract deflator coderefs via $alias2source above).
###
return ( 'select', @{ $orig_attrs->{_sqlmaker_select_args} = [
- $ident, $select, $where, $attrs, @limit_args
+ @{$attrs}{qw(from select where)}, $attrs, @limit_args
]} );
}