Backed out my r3073, and doc'd the fact that it takes a hashref that might be changed

[dbsrgits/DBIx-Class.git] / lib / DBIx / Class / Row.pm

diff --git a/lib/DBIx/Class/Row.pm b/lib/DBIx/Class/Row.pm
index 213f3cc..e6e5ebc 100644 (file)
--- a/lib/DBIx/Class/Row.pm
+++ b/lib/DBIx/Class/Row.pm
@@ -79,6 +79,7 @@ sub insert {
   $self->in_storage(1);
   $self->{_dirty_columns} = {};
   $self->{related_resultsets} = {};
+  undef $self->{_orig_ident};
   return $self;
 }
 
@@ -99,12 +100,16 @@ sub in_storage {
 
 =head2 update
 
-  $obj->update;
+  $obj->update \%columns?;
 
 Must be run on an object that is already in the database; issues an SQL
 UPDATE query to commit any changes to the object to the database if
 required.
 
+Also takes an options hashref of C<< column_name => value> pairs >> to update
+first. But be aware that this hashref might be edited in place, so dont rely on
+it being the same after a call to C<update>.
+
 =cut
 
 sub update {
@@ -117,7 +122,7 @@ sub update {
   my %to_update = $self->get_dirty_columns;
   return $self unless keys %to_update;
   my $rows = $self->result_source->storage->update(
-               $self->result_source->from, \%to_update, $ident_cond);
+               $self->result_source->from, \%to_update, $self->{_orig_ident} || $ident_cond);
   if ($rows == 0) {
     $self->throw_exception( "Can't update ${self}: row not found" );
   } elsif ($rows > 1) {
@@ -125,6 +130,7 @@ sub update {
   }
   $self->{_dirty_columns} = {};
   $self->{related_resultsets} = {};
+  undef $self->{_orig_ident};
   return $self;
 }
 
@@ -241,6 +247,7 @@ the column is marked as dirty for when you next call $obj->update.
 sub set_column {
   my $self = shift;
   my ($column) = @_;
+  $self->{_orig_ident} ||= $self->ident_condition;
   my $old = $self->get_column($column);
   my $ret = $self->store_column(@_);
   $self->{_dirty_columns}{$column} = 1