Merge 'DBIx-Class-current' into 'reorganize_tests'

[dbsrgits/DBIx-Class.git] / lib / DBIx / Class / Storage / DBI.pm

diff --git a/lib/DBIx/Class/Storage/DBI.pm b/lib/DBIx/Class/Storage/DBI.pm
index 3f3f49c..9405288 100644 (file)
--- a/lib/DBIx/Class/Storage/DBI.pm
+++ b/lib/DBIx/Class/Storage/DBI.pm
@@ -509,8 +509,8 @@ Issues a commit against the current dbh.
 
 sub txn_commit {
   my $self = shift;
+  my $dbh = $self->dbh;
   if ($self->{transaction_depth} == 0) {
-    my $dbh = $self->dbh;
     unless ($dbh->{AutoCommit}) {
       $self->debugobj->txn_commit()
         if ($self->debug);
@@ -521,7 +521,7 @@ sub txn_commit {
     if (--$self->{transaction_depth} == 0) {
       $self->debugobj->txn_commit()
         if ($self->debug);
-      $self->dbh->commit;
+      $dbh->commit;
     }
   }
 }
@@ -538,8 +538,8 @@ sub txn_rollback {
   my $self = shift;
 
   eval {
+    my $dbh = $self->dbh;
     if ($self->{transaction_depth} == 0) {
-      my $dbh = $self->dbh;
       unless ($dbh->{AutoCommit}) {
         $self->debugobj->txn_rollback()
           if ($self->debug);
@@ -550,7 +550,7 @@ sub txn_rollback {
       if (--$self->{transaction_depth} == 0) {
         $self->debugobj->txn_rollback()
           if ($self->debug);
-        $self->dbh->rollback;
+        $dbh->rollback;
       }
       else {
         die DBIx::Class::Storage::NESTED_ROLLBACK_EXCEPTION->new;
@@ -578,9 +578,10 @@ sub _execute {
   my $sth = eval { $self->sth($sql,$op) };
 
   if (!$sth || $@) {
-    $self->throw_exception('no sth generated via sql (' . ($@ || $self->_dbh->errstr) . "): $sql");
+    $self->throw_exception(
+      'no sth generated via sql (' . ($@ || $self->_dbh->errstr) . "): $sql"
+    );
   }
-
   @bind = map { ref $_ ? ''.$_ : $_ } @bind; # stringify args
   my $rv;
   if ($sth) {
@@ -841,6 +842,21 @@ sub deploy {
   }
 }
 
+sub datetime_parser {
+  my $self = shift;
+  return $self->{datetime_parser} ||= $self->build_datetime_parser(@_);
+}
+
+sub datetime_parser_type { "DateTime::Format::MySQL"; }
+
+sub build_datetime_parser {
+  my $self = shift;
+  my $type = $self->datetime_parser_type(@_);
+  eval "use ${type}";
+  $self->throw_exception("Couldn't load ${type}: $@") if $@;
+  return $type;
+}
+
 sub DESTROY { shift->disconnect }
 
 1;