sub related_resultset {
my $self = shift;
+
$self->throw_exception("Can't call *_related as class methods")
unless ref $self;
+
my $rel = shift;
my $rel_info = $self->relationship_info($rel);
$self->throw_exception( "No such relationship '$rel'" )
if (@_ > 1 && (@_ % 2 == 1));
my $query = ((@_ > 1) ? {@_} : shift);
- my $source = $self->result_source;
+ my $rsrc = $self->result_source;
# condition resolution may fail if an incomplete master-object prefetch
# is encountered - that is ok during prefetch construction (not yet in_storage)
my ($cond, $is_crosstable) = try {
- $source->_resolve_condition( $rel_info->{cond}, $rel, $self, $rel )
+ $rsrc->_resolve_condition( $rel_info->{cond}, $rel, $self, $rel )
}
catch {
if ($self->in_storage) {
# root alias as 'me', instead of $rel (as opposed to invoking
# $rs->search_related)
- local $source->{_relationships}{me} = $source->{_relationships}{$rel}; # make the fake 'me' rel
- my $obj_table_alias = lc($source->source_name) . '__row';
+ local $rsrc->{_relationships}{me} = $rsrc->{_relationships}{$rel}; # make the fake 'me' rel
+ my $obj_table_alias = lc($rsrc->source_name) . '__row';
$obj_table_alias =~ s/\W+/_/g;
- $source->resultset->search(
+ $rsrc->resultset->search(
$self->ident_condition($obj_table_alias),
{ alias => $obj_table_alias },
)->search_related('me', $query, $attrs)
# at some point what it does. Also the entire UNRESOLVABLE_CONDITION
# business seems shady - we could simply not query *at all*
if ($cond eq $DBIx::Class::ResultSource::UNRESOLVABLE_CONDITION) {
- my $reverse = $source->reverse_relationship_info($rel);
+ my $reverse = $rsrc->reverse_relationship_info($rel);
foreach my $rev_rel (keys %$reverse) {
if ($reverse->{$rev_rel}{attrs}{accessor} && $reverse->{$rev_rel}{attrs}{accessor} eq 'multi') {
weaken($attrs->{related_objects}{$rev_rel}[0] = $self);
}
$query = ($query ? { '-and' => [ $cond, $query ] } : $cond);
- $self->result_source->related_source($rel)->resultset->search(
+ $rsrc->related_source($rel)->resultset->search(
$query, $attrs
);
}
if (ref $self) { # cdbi calls this as a class method, /me vomits
my $rsrc = $self->result_source;
- my (undef, $crosstable, $relcols) = $rsrc->_resolve_condition (
+ my (undef, $crosstable, $cond_targets) = $rsrc->_resolve_condition (
$rsrc->relationship_info($rel)->{cond}, $rel, $self, $rel
);
$self->throw_exception("Custom relationship '$rel' does not resolve to a join-free condition fragment")
if $crosstable;
- if (@{$relcols || []} and @$relcols = grep { ! exists $values->{$_} } @$relcols) {
+ if (my @unspecified_rel_condition_chunks = grep { ! exists $values->{$_} } @{$cond_targets||[]} ) {
$self->throw_exception(sprintf (
"Custom relationship '%s' not definitive - returns conditions instead of values for column(s): %s",
$rel,
- map { "'$_'" } @$relcols
+ map { "'$_'" } @unspecified_rel_condition_chunks
));
}
}
#
# sanity check - currently throw when a complex coderef rel is encountered
# FIXME - should THROW MOAR!
- my ($cond, $crosstable, $relcols) = $rsrc->_resolve_condition (
+ my ($cond, $crosstable, $cond_targets) = $rsrc->_resolve_condition (
$rel_info->{cond}, $f_obj, $rel, $rel
);
$self->throw_exception("Custom relationship '$rel' does not resolve to a join-free condition fragment")
$self->throw_exception(sprintf (
"Custom relationship '%s' not definitive - returns conditions instead of values for column(s): %s",
$rel,
- map { "'$_'" } @$relcols
- )) if @{$relcols || []};
+ map { "'$_'" } @$cond_targets
+ )) if $cond_targets;
$self->set_columns($cond);
## tests!
sub __new_related_find_or_new_helper {
- my ($self, $relname, $data) = @_;
+ my ($self, $relname, $values) = @_;
my $rsrc = $self->result_source;
# create a mock-object so all new/set_column component overrides will run:
my $rel_rs = $rsrc->related_source($relname)->resultset;
- my $new_rel_obj = $rel_rs->new_result($data);
+ my $new_rel_obj = $rel_rs->new_result($values);
my $proc_data = { $new_rel_obj->get_columns };
if ($self->__their_pk_needs_us($relname)) {
sub __their_pk_needs_us { # this should maybe be in resultsource.
my ($self, $relname) = @_;
- my $source = $self->result_source;
- my $reverse = $source->reverse_relationship_info($relname);
- my $rel_source = $source->related_source($relname);
+ my $rsrc = $self->result_source;
+ my $reverse = $rsrc->reverse_relationship_info($relname);
+ my $rel_source = $rsrc->related_source($relname);
my $us = { $self->get_columns };
foreach my $key (keys %$reverse) {
# if their primary key depends on us, then we have to
$new->throw_exception("attrs must be a hashref")
unless ref($attrs) eq 'HASH';
- my $source = delete $attrs->{-result_source};
+ my $rsrc = delete $attrs->{-result_source};
if ( my $h = delete $attrs->{-source_handle} ) {
- $source ||= $h->resolve;
+ $rsrc ||= $h->resolve;
}
- $new->result_source($source) if $source;
+ $new->result_source($rsrc) if $rsrc;
if (my $col_from_rel = delete $attrs->{-cols_from_relations}) {
@{$new->{_ignore_at_insert}={}}{@$col_from_rel} = ();
if (ref $attrs->{$key}) {
## Can we extract this lot to use with update(_or .. ) ?
$new->throw_exception("Can't do multi-create without result source")
- unless $source;
- my $info = $source->relationship_info($key);
+ unless $rsrc;
+ my $info = $rsrc->relationship_info($key);
my $acc_type = $info->{attrs}{accessor} || '';
if ($acc_type eq 'single') {
my $rel_obj = delete $attrs->{$key};
sub insert {
my ($self) = @_;
return $self if $self->in_storage;
- my $source = $self->result_source;
+ my $rsrc = $self->result_source;
$self->throw_exception("No result_source set on this object; can't insert")
- unless $source;
+ unless $rsrc;
- my $storage = $source->storage;
+ my $storage = $rsrc->storage;
my $rollback_guard;
if (! $self->{_rel_in_storage}{$relname}) {
next unless (blessed $rel_obj && $rel_obj->isa('DBIx::Class::Row'));
- next unless $source->_pk_depends_on(
+ next unless $rsrc->_pk_depends_on(
$relname, { $rel_obj->get_columns }
);
# (autoinc primary columns and any retrieve_on_insert columns)
my %current_rowdata = $self->get_columns;
my $returned_cols = $storage->insert(
- $source,
+ $rsrc,
{ %current_rowdata }, # what to insert, copy because the storage *will* change it
);
$self->{related_resultsets} = {};
foreach my $relname (keys %related_stuff) {
- next unless $source->has_relationship ($relname);
+ next unless $rsrc->has_relationship ($relname);
my @cands = ref $related_stuff{$relname} eq 'ARRAY'
? @{$related_stuff{$relname}}
if (@cands && blessed $cands[0] && $cands[0]->isa('DBIx::Class::Row')
) {
- my $reverse = $source->reverse_relationship_info($relname);
+ my $reverse = $rsrc->reverse_relationship_info($relname);
foreach my $obj (@cands) {
$obj->set_from_related($_, $self) for keys %$reverse;
if ($self->__their_pk_needs_us($relname)) {
#
# FIXME - this is a quick *largely incorrect* hack, pending a more
# serious rework during the merge of single and filter rels
- my $rels = $self->result_source->{_relationships};
- for my $rel (keys %$rels) {
+ my $relnames = $self->result_source->{_relationships};
+ for my $relname (keys %$relnames) {
- my $acc = $rels->{$rel}{attrs}{accessor} || '';
+ my $acc = $relnames->{$relname}{attrs}{accessor} || '';
- if ( $acc eq 'single' and $rels->{$rel}{attrs}{fk_columns}{$column} ) {
- delete $self->{related_resultsets}{$rel};
- delete $self->{_relationship_data}{$rel};
- #delete $self->{_inflated_column}{$rel};
+ if ( $acc eq 'single' and $relnames->{$relname}{attrs}{fk_columns}{$column} ) {
+ delete $self->{related_resultsets}{$relname};
+ delete $self->{_relationship_data}{$relname};
+ #delete $self->{_inflated_column}{$relname};
}
- elsif ( $acc eq 'filter' and $rel eq $column) {
- delete $self->{related_resultsets}{$rel};
- #delete $self->{_relationship_data}{$rel};
- delete $self->{_inflated_column}{$rel};
+ elsif ( $acc eq 'filter' and $relname eq $column) {
+ delete $self->{related_resultsets}{$relname};
+ #delete $self->{_relationship_data}{$relname};
+ delete $self->{_inflated_column}{$relname};
}
}
=cut
sub set_columns {
- my ($self,$data) = @_;
- foreach my $col (keys %$data) {
- $self->set_column($col,$data->{$col});
- }
+ my ($self, $values) = @_;
+ $self->set_column( $_, $values->{$_} ) for keys %$values;
return $self;
}
my $info = $self->relationship_info($key);
my $acc_type = $info->{attrs}{accessor} || '';
if ($acc_type eq 'single') {
- my $rel = delete $upd->{$key};
- $self->set_from_related($key => $rel);
- $self->{_relationship_data}{$key} = $rel;
+ my $rel_obj = delete $upd->{$key};
+ $self->set_from_related($key => $rel_obj);
+ $self->{_relationship_data}{$key} = $rel_obj;
}
elsif ($acc_type eq 'multi') {
$self->throw_exception(
# Its possible we'll have 2 relations to the same Source. We need to make
# sure we don't try to insert the same row twice else we'll violate unique
# constraints
- my $rels_copied = {};
+ my $relnames_copied = {};
- foreach my $rel ($self->result_source->relationships) {
- my $rel_info = $self->result_source->relationship_info($rel);
+ foreach my $relname ($self->result_source->relationships) {
+ my $rel_info = $self->result_source->relationship_info($relname);
next unless $rel_info->{attrs}{cascade_copy};
my $resolved = $self->result_source->_resolve_condition(
- $rel_info->{cond}, $rel, $new, $rel
+ $rel_info->{cond}, $relname, $new, $relname
);
- my $copied = $rels_copied->{ $rel_info->{source} } ||= {};
- foreach my $related ($self->search_related($rel)) {
+ my $copied = $relnames_copied->{ $rel_info->{source} } ||= {};
+ foreach my $related ($self->search_related($relname)) {
my $id_str = join("\0", $related->id);
next if $copied->{$id_str};
$copied->{$id_str} = 1;
=cut
sub inflate_result {
- my ($class, $source, $me, $prefetch) = @_;
+ my ($class, $rsrc, $me, $prefetch) = @_;
my $new = bless
- { _column_data => $me, _result_source => $source },
+ { _column_data => $me, _result_source => $rsrc },
ref $class || $class
;
if ($prefetch) {
- for my $pre ( keys %$prefetch ) {
+ for my $relname ( keys %$prefetch ) {
- my @pre_objects;
+ my @rel_objects;
if (
- @{$prefetch->{$pre}||[]}
+ $prefetch->{$relname}
+ and
+ @{$prefetch->{$relname}}
and
- ref($prefetch->{$pre}) ne $DBIx::Class::ResultSource::RowParser::Util::null_branch_class
+ ref($prefetch->{$relname}) ne $DBIx::Class::ResultSource::RowParser::Util::null_branch_class
) {
- my $pre_source = try {
- $source->related_source($pre)
+ my $rel_rsrc = try {
+ $rsrc->related_source($relname)
} catch {
my $err = sprintf
"Inflation into non-existent relationship '%s' of '%s' requested",
- $pre,
- $source->source_name,
+ $relname,
+ $rsrc->source_name,
;
- if (my ($colname) = sort { length($a) <=> length ($b) } keys %{$prefetch->{$pre}[0] || {}} ) {
+ if (my ($colname) = sort { length($a) <=> length ($b) } keys %{$prefetch->{$relname}[0] || {}} ) {
$err .= sprintf ", check the inflation specification (columns/as) ending in '...%s.%s'",
- $pre,
+ $relname,
$colname,
}
- $source->throw_exception($err);
+ $rsrc->throw_exception($err);
};
- @pre_objects = map {
- $pre_source->result_class->inflate_result( $pre_source, @$_ )
- } ( ref $prefetch->{$pre}[0] eq 'ARRAY' ? @{$prefetch->{$pre}} : $prefetch->{$pre} );
+ @rel_objects = map {
+ $rel_rsrc->result_class->inflate_result( $rel_rsrc, @$_ )
+ } ( ref $prefetch->{$relname}[0] eq 'ARRAY' ? @{$prefetch->{$relname}} : $prefetch->{$relname} );
}
- my $accessor = $source->relationship_info($pre)->{attrs}{accessor}
- or $class->throw_exception("No accessor type declared for prefetched relationship '$pre'");
+ my $accessor = $rsrc->relationship_info($relname)->{attrs}{accessor}
+ or $class->throw_exception("No accessor type declared for prefetched relationship '$relname'");
if ($accessor eq 'single') {
- $new->{_relationship_data}{$pre} = $pre_objects[0];
+ $new->{_relationship_data}{$relname} = $rel_objects[0];
}
elsif ($accessor eq 'filter') {
- $new->{_inflated_column}{$pre} = $pre_objects[0];
+ $new->{_inflated_column}{$relname} = $rel_objects[0];
}
- $new->related_resultset($pre)->set_cache(\@pre_objects);
+ $new->related_resultset($relname)->set_cache(\@rel_objects);
}
}