From: David Kamholz <dkamholz@cpan.org>
Date: Fri, 10 Feb 2006 18:59:33 +0000 (+0000)
Subject: re-rewrite PK::Auto, Pg, Oracle bits
X-Git-Url: http://git.shadowcat.co.uk/gitweb/gitweb.cgi?a=commitdiff_plain;h=ca48cd7ddaf84b1e9a37c975321f96f2e65e8198;p=dbsrgits%2FDBIx-Class-Historic.git

re-rewrite PK::Auto, Pg, Oracle bits
---

diff --git a/lib/DBIx/Class/PK/Auto.pm b/lib/DBIx/Class/PK/Auto.pm
index e62dbc1..5bf069a 100644
--- a/lib/DBIx/Class/PK/Auto.pm
+++ b/lib/DBIx/Class/PK/Auto.pm
@@ -53,24 +53,15 @@ sub insert {
   my ($self, @rest) = @_;
   my $ret = $self->next::method(@rest);
 
-  # if all primaries are already populated, skip auto-inc
-  my $populated = 0;
-  map { $populated++ if defined $self->get_column($_) } $self->primary_columns;
-  return $ret if ( $populated == scalar $self->primary_columns );
-
-  my ($pri, $too_many) =
-    (grep { $self->column_info($_)->{'auto_increment'} }
-       $self->primary_columns)
-    || $self->primary_columns;
+  my ($pri, $too_many) = grep { !defined $self->get_column($_) } $self->primary_columns;
+  return $ret unless defined $pri; # if all primaries are already populated, skip auto-inc
   $self->throw_exception( "More than one possible key found for auto-inc on ".ref $self )
-    if $too_many;
-  unless (defined $self->get_column($pri)) {
-#     $self->throw_exception( "Can't auto-inc for $pri on ".ref $self.": no _last_insert_id method" )
-#       unless $self->can('last_insert_id');
-    my $id = $self->result_source->storage->last_insert_id($self->result_source);
-    $self->throw_exception( "Can't get last insert id" ) unless $id;
-    $self->store_column($pri => $id);
-  }
+    if defined $too_many;
+
+  my $id = $self->result_source->storage->last_insert_id($self->result_source,$pri);
+  $self->throw_exception( "Can't get last insert id" ) unless $id;
+  $self->store_column($pri => $id);
+
   return $ret;
 }
 
diff --git a/lib/DBIx/Class/Storage/DBI/Oracle.pm b/lib/DBIx/Class/Storage/DBI/Oracle.pm
index 73859c5..063c88b 100644
--- a/lib/DBIx/Class/Storage/DBI/Oracle.pm
+++ b/lib/DBIx/Class/Storage/DBI/Oracle.pm
@@ -10,22 +10,16 @@ use base qw/DBIx::Class::Storage::DBI/;
 # __PACKAGE__->load_components(qw/PK::Auto/);
 
 sub last_insert_id {
-  my ($self, $source) = shift;
-  $self->get_autoinc_seq($source) unless $source->{_autoinc_seq};
-  my $sql = "SELECT " . $source->{_autoinc_seq} . ".currval FROM DUAL";
+  my ($self,$source,$col) = @_;
+  my $seq = ($source->column_info($col)->{sequence} ||= $self->get_autoinc_seq($source,$col));
+  my $sql = "SELECT " . $seq . ".currval FROM DUAL";
   my ($id) = $self->_dbh->selectrow_array($sql);
   return $id;  
 }
 
 sub get_autoinc_seq {
-  my ($self, $source) = @_;
-  
-  # return the user-defined sequence if known
-  my $result_class = $source->result_class;
-  if ($result_class->can('sequence') and $result_class->sequence) {
-    return ($source->{_autoinc_seq} = $result_class->sequence);      
-  }
-  
+  my ($self,$source,$col) = @_;
+    
   # look up the correct sequence automatically
   my $dbh = $self->_dbh;
   my $sql = qq{
@@ -39,13 +33,9 @@ sub get_autoinc_seq {
   my $sth = $dbh->prepare($sql);
   $sth->execute( uc($source->name) );
   while (my ($insert_trigger) = $sth->fetchrow_array) {
-    if ($insert_trigger =~ m!(\w+)\.nextval!i ) {
-      $source->{_autoinc_seq} = uc($1);
-    }
-  }
-  unless ($source->{_autoinc_seq}) {
-    croak "Unable to find a sequence INSERT trigger on table '" . $self->_table_name . "'.";
+    return uc($1) if $insert_trigger =~ m!(\w+)\.nextval!i; # col name goes here???
   }
+  croak "Unable to find a sequence INSERT trigger on table '" . $source->name . "'.";
 }
 
 1;
diff --git a/lib/DBIx/Class/Storage/DBI/Pg.pm b/lib/DBIx/Class/Storage/DBI/Pg.pm
index 6faaf4c..7fb6b8c 100644
--- a/lib/DBIx/Class/Storage/DBI/Pg.pm
+++ b/lib/DBIx/Class/Storage/DBI/Pg.pm
@@ -8,21 +8,14 @@ use base qw/DBIx::Class::Storage::DBI/;
 # __PACKAGE__->load_components(qw/PK::Auto/);
 
 sub last_insert_id {
-  my ($self, $source) = @_;
-  $self->get_autoinc_seq($source) unless $source->{_autoinc_seq};
-  $self->_dbh->last_insert_id(undef,undef,undef,undef,
-    {sequence => $source->{_autoinc_seq}});
+  my ($self,$source,$col) = @_;
+  my $seq = ($source->column_info($col)->{sequence} ||= $self->get_autoinc_seq($source,$col));
+  $self->_dbh->last_insert_id(undef,undef,undef,undef, {sequence => $seq});
 }
 
 sub get_autoinc_seq {
-  my ($self,$source) = @_;
-  
-  # return the user-defined sequence if known
-  my $result_class = $source->result_class;
-  if ($result_class->can('sequence') and $result_class->sequence) {
-    return ($source->{_autoinc_seq} = $result_class->sequence);      
-  }
-  
+  my ($self,$source,$col) = @_;
+    
   my @pri = $source->primary_columns;
   my $dbh = $self->_dbh;
   my ($schema,$table) = $source->name =~ /^(.+)\.(.+)$/ ? ($1,$2)
@@ -32,8 +25,7 @@ sub get_autoinc_seq {
     if (defined $info->[12] and $info->[12] =~ 
       /^nextval\('"?([^"']+)"?'::(?:text|regclass)\)/)
     {
-      $source->{_autoinc_seq} = $1;
-      last;
+      return $1;
     } 
   }
 }