From a41cd2bb0178cf4350e0b325dac53945bb1ea94f Mon Sep 17 00:00:00 2001
From: runa <runa@625475ce-881a-0410-a577-b389adb331d8>
Date: Mon, 4 Jun 2007 18:47:26 +0000
Subject: [PATCH] support for unique columns in multikey tables

---
 lib/Doctrine/Validator/Unique.php | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/lib/Doctrine/Validator/Unique.php b/lib/Doctrine/Validator/Unique.php
index e13cc0e65..e5dbf992b 100644
--- a/lib/Doctrine/Validator/Unique.php
+++ b/lib/Doctrine/Validator/Unique.php
@@ -42,7 +42,12 @@ class Doctrine_Validator_Unique
     public function validate(Doctrine_Record $record, $key, $value, $args)
     {
         $table = $record->getTable();
-        $sql   = 'SELECT ' . $table->getIdentifier() . ' FROM ' . $table->getTableName() . ' WHERE ' . $key . ' = ?';
+        $pks = $table->getIdentifier();
+        if ( is_array($pks) ) {
+            $pks = join(',',$pks);
+        }
+
+        $sql   = 'SELECT ' . $pks . ' FROM ' . $table->getTableName() . ' WHERE ' . $key . ' = ?';
         
         $values = array();
         $values[] = $value;