From: Matt S Trout <mst@shadowcat.co.uk>
Date: Fri, 14 Jul 2006 03:35:54 +0000 (+0000)
Subject: fixups to ORDER BY, tweaks to deepen some copies in ResultSet
X-Git-Url: http://git.shadowcat.co.uk/gitweb/gitweb.cgi?a=commitdiff_plain;h=d09c569a37b1bd7b79bcffd4c638d6816ac6c62a;p=dbsrgits%2FDBIx-Class-Historic.git

fixups to ORDER BY, tweaks to deepen some copies in ResultSet
---

diff --git a/Changes b/Changes
index 9b81c05..73fc93e 100644
--- a/Changes
+++ b/Changes
@@ -1,5 +1,7 @@
 Revision history for DBIx::Class
 
+        - fixups to ORDER BY, tweaks to deepen some copies in ResultSet
+
 0.06999_07 2006-07-12 20:58:05
         - fix issue with from attr copying introduced in last release
 
diff --git a/lib/DBIx/Class/ResultSet.pm b/lib/DBIx/Class/ResultSet.pm
index 611df76..fd56b5f 100644
--- a/lib/DBIx/Class/ResultSet.pm
+++ b/lib/DBIx/Class/ResultSet.pm
@@ -1464,9 +1464,10 @@ sub _resolve_from {
   my $join = ($attrs->{join}
                ? [ $attrs->{join}, $extra_join ]
                : $extra_join);
-  push(@{$from}, 
-    $source->resolve_join($join, $attrs->{alias}, $seen)
-  );
+  $from = [
+    @$from,
+    ($join ? $source->resolve_join($join, $attrs->{alias}, $seen) : ()),
+  ];
 
   return ($from,$seen);
 }
@@ -1485,13 +1486,21 @@ sub _resolved_attrs {
   } elsif (!$attrs->{select}) {
     $attrs->{columns} = [ $source->columns ];
   }
-  
-  $attrs->{select} ||= [
-    map { m/\./ ? $_ : "${alias}.$_" } @{delete $attrs->{columns}}
-  ];
-  $attrs->{as} ||= [
-    map { m/^\Q${alias}.\E(.+)$/ ? $1 : $_ } @{$attrs->{select}}
-  ];
+ 
+  $attrs->{select} = 
+    ($attrs->{select}
+      ? (ref $attrs->{select} eq 'ARRAY'
+          ? [ @{$attrs->{select}} ]
+          : [ $attrs->{select} ])
+      : [ map { m/\./ ? $_ : "${alias}.$_" } @{delete $attrs->{columns}} ]
+    );
+  $attrs->{as} =
+    ($attrs->{as}
+      ? (ref $attrs->{as} eq 'ARRAY'
+          ? [ @{$attrs->{as}} ]
+          : [ $attrs->{as} ])
+      : [ map { m/^\Q${alias}.\E(.+)$/ ? $1 : $_ } @{$attrs->{select}} ]
+    );
   
   my $adds;
   if ($adds = delete $attrs->{include_columns}) {
@@ -1501,7 +1510,8 @@ sub _resolved_attrs {
   }
   if ($adds = delete $attrs->{'+select'}) {
     $adds = [$adds] unless ref $adds eq 'ARRAY';
-    push(@{$attrs->{select}}, map { /\./ || ref $_ ? $_ : "${alias}.$_" } @$adds);
+    push(@{$attrs->{select}},
+           map { /\./ || ref $_ ? $_ : "${alias}.$_" } @$adds);
   }
   if (my $adds = delete $attrs->{'+as'}) {
     $adds = [$adds] unless ref $adds eq 'ARRAY';
@@ -1528,9 +1538,11 @@ sub _resolved_attrs {
 
   $attrs->{group_by} ||= $attrs->{select} if delete $attrs->{distinct};
   if ($attrs->{order_by}) {
-    $attrs->{order_by} = [ $attrs->{order_by} ] unless ref $attrs->{order_by};    
+    $attrs->{order_by} = (ref($attrs->{order_by}) eq 'ARRAY'
+                           ? [ @{$attrs->{order_by}} ]
+                           : [ $attrs->{order_by} ]);
   } else {
-    $attrs->{order_by} ||= [];    
+    $attrs->{order_by} = [];    
   }
 
   my $collapse = $attrs->{collapse} || {};
diff --git a/lib/DBIx/Class/Storage/DBI.pm b/lib/DBIx/Class/Storage/DBI.pm
index c020071..3368ac1 100644
--- a/lib/DBIx/Class/Storage/DBI.pm
+++ b/lib/DBIx/Class/Storage/DBI.pm
@@ -113,8 +113,16 @@ sub _order_by {
     if (defined $_[0]->{order_by}) {
       $ret .= $self->SUPER::_order_by($_[0]->{order_by});
     }
-  } elsif(ref $_[0] eq 'SCALAR') {
+  } elsif (ref $_[0] eq 'SCALAR') {
     $ret = $self->_sqlcase(' order by ').${ $_[0] };
+  } elsif (ref $_[0] eq 'ARRAY' && @{$_[0]}) {
+    my @order = @{+shift};
+    $ret = $self->_sqlcase(' order by ')
+          .join(', ', map {
+                        my $r = $self->_order_by($_, @_);
+                        $r =~ s/^ ?ORDER BY //i;
+                        $r;
+                      } @order);
   } else {
     $ret = $self->SUPER::_order_by(@_);
   }