stringify values passed to populate/insert_bulk

[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 2225a8b..44fe102 100644 (file)
--- a/lib/DBIx/Class/Storage/DBI.pm
+++ b/lib/DBIx/Class/Storage/DBI.pm
@@ -1352,11 +1352,55 @@ sub insert_bulk {
     next unless ref $first_val eq 'SCALAR';
 
     $colvalues{ $cols->[$i] } = $first_val;
-## This is probably unnecessary since $rs->populate only looks at the first
-## slice anyway.
-#      if (grep {
-#        ref $_ eq 'SCALAR' && $$_ eq $$first_val
-#      } map $data->[$_][$i], (1..$#$data)) == (@$data - 1);
+  }
+
+  # check for bad data and stringify stringifiable objects
+  my $bad_slice = sub {
+    my ($msg, $col_idx, $slice_idx) = @_;
+    $self->throw_exception(sprintf "%s for column '%s' in populate slice:\n%s",
+      $msg,
+      $cols->[$col_idx],
+      do {
+        local $Data::Dumper::Maxdepth = 1; # don't dump objects, if any
+        Data::Dumper::Concise::Dumper({
+          map { $cols->[$_] => $data->[$slice_idx][$_] } (0 .. $#$cols)
+        }),
+      }
+    );
+  };
+
+  for my $datum_idx (0..$#$data) {
+    my $datum = $data->[$datum_idx];
+
+    for my $col_idx (0..$#$cols) {
+      my $val            = $datum->[$col_idx];
+      my $sqla_bind      = $colvalues{ $cols->[$col_idx] };
+      my $is_literal_sql = (ref $sqla_bind) eq 'SCALAR';
+
+      if ($is_literal_sql) {
+        if (not ref $val) {
+          $bad_slice->('bind found where literal SQL expected', $col_idx, $datum_idx);
+        }
+        elsif ((my $reftype = ref $val) ne 'SCALAR') {
+          $bad_slice->("$reftype reference found where literal SQL expected",
+            $col_idx, $datum_idx);
+        }
+        elsif ($$val ne $$sqla_bind){
+          $bad_slice->("inconsistent literal SQL value, expecting: '$$sqla_bind'",
+            $col_idx, $datum_idx);
+        }
+      }
+      elsif (my $reftype = ref $val) {
+        require overload;
+        if (overload::Method($val, '""')) {
+          $datum->[$col_idx] = "".$val;
+        }
+        else {
+          $bad_slice->("$reftype reference found where bind expected",
+            $col_idx, $datum_idx);
+        }
+      }
+    }
   }
 
   my ($sql, $bind) = $self->_prep_for_execute (
@@ -1373,7 +1417,7 @@ sub insert_bulk {
     );
   }
 
-  $self->_query_start( $sql, @bind );
+  $self->_query_start( $sql, ['__BULK__'] );
   my $sth = $self->sth($sql);
 
   my $rv = do {
@@ -1387,7 +1431,7 @@ sub insert_bulk {
     }
   };
 
-  $self->_query_end( $sql, @bind );
+  $self->_query_end( $sql, ['__BULK__'] );
 
   return (wantarray ? ($rv, $sth, @bind) : $rv);
 }
@@ -2687,10 +2731,10 @@ sub lag_behind_master {
     return;
 }
 
-# SQLT version handling 
+# SQLT version handling
 {
-  my $_sqlt_version_ok;     # private 
-  my $_sqlt_version_error;  # private 
+  my $_sqlt_version_ok;     # private
+  my $_sqlt_version_error;  # private
 
   sub _sqlt_version_ok {
     if (!defined $_sqlt_version_ok) {