move input_id_template stringification into DFR class

modules/Bio/EnsEMBL/Hive/DBSQL/DataflowRuleAdaptor.pm

@@ -117,15 +117,15 @@ sub create_rule {
     return unless($from_analysis and $to_analysis_or_url);
 
     my $rule = Bio::EnsEMBL::Hive::DataflowRule->new(
-        -from_analysis      =>  $from_analysis,
+        -from_analysis              =>  $from_analysis,
 
         ref($to_analysis_or_url)
-            ? ( -to_analysis     => $to_analysis_or_url )
-            : ( -to_analysis_url => $to_analysis_or_url ),
+            ? ( -to_analysis        => $to_analysis_or_url )
+            : ( -to_analysis_url    => $to_analysis_or_url ),
 
-        -branch_code        =>  $self->branch_name_2_code($branch_name_or_code),
-        -input_id_template  =>  (ref($input_id_template) ? stringify($input_id_template) : $input_id_template),
-        -funnel_dataflow_rule_id => $funnel_dataflow_rule_id,
+        -branch_code                =>  $self->branch_name_2_code($branch_name_or_code),
+        -input_id_template          =>  $input_id_template,
+        -funnel_dataflow_rule_id    => $funnel_dataflow_rule_id,
     );
 
     return $self->store($rule, 1);  # avoid redundancy

modules/Bio/EnsEMBL/Hive/DataflowRule.pm

@@ -54,6 +54,7 @@ use Scalar::Util ('weaken');
 
 use Bio::EnsEMBL::Utils::Argument;  # import 'rearrange()'
 use Bio::EnsEMBL::Utils::Exception;
+use Bio::EnsEMBL::Hive::Utils ('stringify');  # import 'stringify()'
 use Bio::EnsEMBL::Hive::DBSQL::AnalysisAdaptor;
 
 =head2 new
@@ -163,7 +164,8 @@ sub input_id_template {
     my $self = shift @_;
 
     if(@_) { # setter mode
-        $self->{'_input_id_template'} = shift @_;
+        my $input_id_template = shift @_;
+        $self->{'_input_id_template'} = (ref($input_id_template) ? stringify($input_id_template) : $input_id_template),
     }
     return $self->{'_input_id_template'};
 }