use strict;
use warnings;
+
+use Carp::Clan qw/^DBIx::Class/;
use Sub::Name ();
+our %_pod_inherit_config =
+ (
+ class_map => { 'DBIx::Class::Relationship::ManyToMany' => 'DBIx::Class::Relationship' }
+ );
+
sub many_to_many {
my ($class, $meth, $rel, $f_rel, $rel_attrs) = @_;
my $rs_meth = "${meth}_rs";
for ($add_meth, $remove_meth, $set_meth, $rs_meth) {
- warn "***************************************************************************\n".
- "The many-to-many relationship $meth is trying to create a utility method called $_. This will overwrite the existing method on $class. You almost certainly want to rename your method or the many-to-many relationship, as your method will not be callable (it will use the one from the relationship instead.) YOU HAVE BEEN WARNED\n".
- "***************************************************************************\n"
- if $class->can($_);
+ if ( $class->can ($_) ) {
+ carp (<<"EOW") unless $ENV{DBIC_OVERWRITE_HELPER_METHODS_OK};
+
+***************************************************************************
+The many-to-many relationship '$meth' is trying to create a utility method
+called $_.
+This will completely overwrite one such already existing method on class
+$class.
+
+You almost certainly want to rename your method or the many-to-many
+relationship, as the functionality of the original method will not be
+accessible anymore.
+
+To disable this warning set to a true value the environment variable
+DBIC_OVERWRITE_HELPER_METHODS_OK
+
+***************************************************************************
+EOW
+ }
}
$rel_attrs->{alias} ||= $f_rel;
my $obj;
if (ref $_[0]) {
if (ref $_[0] eq 'HASH') {
- $obj = $f_rel_rs->create($_[0]);
+ $obj = $f_rel_rs->find_or_create($_[0]);
} else {
$obj = $_[0];
}
} else {
- $obj = $f_rel_rs->create({@_});
+ $obj = $f_rel_rs->find_or_create({@_});
}
my $link_vals = @_ > 1 && ref $_[$#_] eq 'HASH' ? pop(@_) : {};
"{$set_meth} needs a list of objects or hashrefs"
);
my @to_set = (ref($_[0]) eq 'ARRAY' ? @{ $_[0] } : @_);
- $self->search_related($rel, {})->delete;
- $self->$add_meth($_) for (@to_set);
+ # if there is a where clause in the attributes, ensure we only delete
+ # rows that are within the where restriction
+ if ($rel_attrs && $rel_attrs->{where}) {
+ $self->search_related( $rel, $rel_attrs->{where},{join => $f_rel})->delete;
+ } else {
+ $self->search_related( $rel, {} )->delete;
+ }
+ # add in the set rel objects
+ $self->$add_meth($_, ref($_[1]) ? $_[1] : {}) for (@to_set);
};
my $remove_meth_name = join '::', $class, $remove_meth;
my $obj = shift;
my $rel_source = $self->search_related($rel)->result_source;
my $cond = $rel_source->relationship_info($f_rel)->{cond};
- my $link_cond = $rel_source->resolve_condition(
+ my $link_cond = $rel_source->_resolve_condition(
$cond, $obj, $f_rel
);
$self->search_related($rel, $link_cond)->delete;