+sub recursive_update {
+ my ( $self, $updates, $attrs ) = @_;
+
+ my $fixed_fields;
+ my $unknown_params_ok;
+
+ # 0.21+ api
+ if ( defined $attrs && ref $attrs eq 'HASH' ) {
+ $fixed_fields = $attrs->{fixed_fields};
+ $unknown_params_ok = $attrs->{unknown_params_ok};
+ }
+
+ # pre 0.21 api
+ elsif ( defined $attrs && ref $attrs eq 'ARRAY' ) {
+ $fixed_fields = $attrs;
+ }
+
+ return
+ DBIx::Class::ResultSet::RecursiveUpdate::Functions::recursive_update(
+ resultset => $self,
+ updates => $updates,
+ fixed_fields => $fixed_fields,
+ unknown_params_ok => $unknown_params_ok,
+ );
+}
+
+package DBIx::Class::ResultSet::RecursiveUpdate::Functions;
+use Carp::Clan qw/^DBIx::Class|^HTML::FormHandler|^Try::Tiny/;
+use Scalar::Util qw( blessed );
+use List::MoreUtils qw/ any /;
+
+sub recursive_update {
+ my %params = @_;
+ my ( $self, $updates, $fixed_fields, $object, $resolved,
+ $if_not_submitted, $unknown_params_ok )
+ = @params{
+ qw/resultset updates fixed_fields object resolved if_not_submitted unknown_params_ok/
+ };
+ $resolved ||= {};
+
+ my $source = $self->result_source;
+
+ # warn 'entering: ' . $source->from();
+ carp 'fixed fields needs to be an array ref'
+ if defined $fixed_fields && ref $fixed_fields ne 'ARRAY';
+
+ if ( blessed($updates) && $updates->isa('DBIx::Class::Row') ) {
+ return $updates;
+ }
+ if ( exists $updates->{id} ) {
+ # warn "finding object by id " . $updates->{id} . "\n";
+ $object = $self->find( $updates->{id}, { key => 'primary' } );
+ # warn "object not found by id\n"
+ # unless defined $object;
+ }
+
+ my %fixed_fields = map { $_ => 1 } @$fixed_fields
+ if $fixed_fields;
+ my @missing =
+ grep { !exists $updates->{$_} && !exists $fixed_fields{$_} }
+ $source->primary_columns;
+ if ( !$object && !scalar @missing ) {
+
+ # warn 'finding by: ' . Dumper( $updates ); use Data::Dumper;
+ $object = $self->find( $updates, { key => 'primary' } );
+ }
+ $updates = { %$updates, %$resolved };
+ @missing =
+ grep { !exists $resolved->{$_} } @missing;
+ if ( !$object && !scalar @missing ) {
+
+ # warn 'finding by +resolved: ' . Dumper( $updates ); use Data::Dumper;
+ $object = $self->find( $updates, { key => 'primary' } );
+ }
+
+ $object = $self->new( {} )
+ unless defined $object;
+
+ # warn Dumper( $updates ); use Data::Dumper;
+ # direct column accessors
+ my %columns;
+
+ # relations that that should be done before the row is inserted into the
+ # database like belongs_to
+ my %pre_updates;
+
+ # relations that that should be done after the row is inserted into the
+ # database like has_many, might_have and has_one
+ my %post_updates;
+ my %other_methods;
+ my %m2m_accessors;
+ my %columns_by_accessor = _get_columns_by_accessor($self);
+
+ # warn 'resolved: ' . Dumper( $resolved );
+ # warn 'updates: ' . Dumper( $updates ); use Data::Dumper;
+ # warn 'columns: ' . Dumper( \%columns_by_accessor );
+ for my $name ( keys %$updates ) {
+ # columns
+ if ( exists $columns_by_accessor{$name}
+ && !( $source->has_relationship($name)
+ && ref( $updates->{$name} ) ) )
+ {
+
+ #warn "$name is a column\n";
+ $columns{$name} = $updates->{$name};
+ next;
+ }
+
+ # relationships
+ if ( $source->has_relationship($name) ) {
+ if ( _master_relation_cond( $self, $name ) ) {
+
+ #warn "$name is a pre-update rel\n";
+ $pre_updates{$name} = $updates->{$name};
+ next;
+ }
+ else {
+
+ #warn "$name is a post-update rel\n";
+ $post_updates{$name} = $updates->{$name};
+ next;
+ }
+ }
+
+ # many-to-many helper accessors
+ if ( is_m2m( $self, $name ) ) {
+
+ #warn "$name is a many-to-many helper accessor\n";
+ $m2m_accessors{$name} = $updates->{$name};
+ next;
+ }
+
+ # accessors
+ if ( $object->can($name) && not $source->has_relationship($name) ) {
+
+ #warn "$name is an accessor";
+ $other_methods{$name} = $updates->{$name};
+ next;
+ }
+
+ # unknown
+
+ # don't throw a warning instead of an exception to give users
+ # time to adapt to the new API
+ carp(
+ "No such column, relationship, many-to-many helper accessor or generic accessor '$name'"
+ ) unless $unknown_params_ok;
+
+#$self->throw_exception(
+# "No such column, relationship, many-to-many helper accessor or generic accessor '$name'"
+#);
+ }
+
+ # warn 'other: ' . Dumper( \%other_methods ); use Data::Dumper;
+
+ # first update columns and other accessors
+ # so that later related records can be found
+ for my $name ( keys %columns ) {
+
+ #warn "update col $name\n";
+ $object->$name( $columns{$name} );
+ }
+ for my $name ( keys %other_methods ) {
+
+ #warn "update other $name\n";
+ $object->$name( $other_methods{$name} );
+ }
+ for my $name ( keys %pre_updates ) {
+
+ #warn "pre_update $name\n";
+ _update_relation( $self, $name, $pre_updates{$name}, $object,
+ $if_not_submitted );
+ }
+
+ # $self->_delete_empty_auto_increment($object);
+ # don't allow insert to recurse to related objects
+ # do the recursion ourselves
+ # $object->{_rel_in_storage} = 1;
+ #warn "CHANGED: " . $object->is_changed . "\n";
+ #warn "IN STOR: " . $object->in_storage . "\n";
+ $object->update_or_insert if $object->is_changed;
+ $object->discard_changes;
+
+ # updating many_to_many
+ for my $name ( keys %m2m_accessors ) {
+ my $value = $m2m_accessors{$name};
+
+ #warn "update m2m $name\n";
+ # TODO: only first pk col is used
+ my ($pk) = _get_pk_for_related( $self, $name );
+ my @rows;
+ my $result_source = $object->$name->result_source;
+ my @updates;
+ if ( !defined $value ) {
+ #next;
+ @updates = ();
+ }
+ elsif ( ref $value ) {
+ @updates = @{$value};
+ }
+ else {
+ @updates = ($value);
+ }
+ for my $elem (@updates) {
+ if ( ref $elem ) {
+ push @rows, $elem;
+ # recursive_update(
+ # resultset => $result_source->resultset,
+ # updates => $elem
+ # );