don't try to find if not all pk col values are available

[chaz/p5-DBIx-Class-ResultSet-RecursiveUpdate] / lib / DBIx / Class / ResultSet / RecursiveUpdate.pm

diff --git a/lib/DBIx/Class/ResultSet/RecursiveUpdate.pm b/lib/DBIx/Class/ResultSet/RecursiveUpdate.pm
index 20158603eb191e82e672e138c2e2c20bd0aec591..f70e4fbc63ef126a52a91b1457ce5c27a9f4f2cf 100644 (file)
--- a/lib/DBIx/Class/ResultSet/RecursiveUpdate.pm
+++ b/lib/DBIx/Class/ResultSet/RecursiveUpdate.pm
@@ -37,6 +37,7 @@ 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 /;
+use Try::Tiny;
 
 sub recursive_update {
     my %params = @_;
@@ -78,9 +79,14 @@ sub recursive_update {
 
     my %fixed_fields = map { $_ => 1 } @$fixed_fields
         if $fixed_fields;
+    # the updates hashref might contain the pk columns
+    # but with an undefined value
     my @missing =
-        grep { !exists $updates->{$_} && !exists $fixed_fields{$_} }
-        $source->primary_columns;
+        grep {
+        ( !exists $updates->{$_}
+                || ( exists $updates->{$_} && !defined $updates->{$_} ) )
+            && !exists $fixed_fields{$_}
+        } $source->primary_columns;
 
     # warn "MISSING: " . join(', ', @missing) . "\n";
     if ( !defined $object && scalar @missing == 0 ) {
@@ -88,11 +94,20 @@ sub recursive_update {
         # warn 'finding by: ' . Dumper( $updates ); use Data::Dumper;
         $object = $self->find( $updates, { key => 'primary' } );
     }
+
+    # add the resolved columns to the updates hashref
     $updates = { %$updates, %$resolved };
-    @missing = grep { !exists $resolved->{$_} } @missing;
+    # the resolved hashref might contain the pk columns
+    # but with an undefined value
+    @missing = grep {
+        !exists $resolved->{$_}
+            || ( exists $resolved->{$_} && !defined $resolved->{$_} )
+    } @missing;
+
+    #warn "MISSING2: " . join( ', ', @missing ) . "\n";
     if ( !defined $object && scalar @missing == 0 ) {
 
-        # warn 'finding by +resolved: ' . Dumper( $updates ); use Data::Dumper;
+       # warn 'finding by +resolved: ' . Dumper( $updates ); use Data::Dumper;
         $object = $self->find( $updates, { key => 'primary' } );
     }