From 6a958bae47a35d1e4c49dfd37d93b87657ebf690 Mon Sep 17 00:00:00 2001
From: romanb <romanb@625475ce-881a-0410-a577-b389adb331d8>
Date: Tue, 11 Dec 2007 15:46:27 +0000
Subject: [PATCH] Fixed #665.

---
 lib/Doctrine/Manager.php | 11 +++++++++++
 lib/Doctrine/Query.php   | 11 ++++++++---
 2 files changed, 19 insertions(+), 3 deletions(-)

diff --git a/lib/Doctrine/Manager.php b/lib/Doctrine/Manager.php
index b07a0c419..cf0a1c7b0 100644
--- a/lib/Doctrine/Manager.php
+++ b/lib/Doctrine/Manager.php
@@ -545,6 +545,17 @@ class Doctrine_Manager extends Doctrine_Configurable implements Countable, Itera
         }
         return $this->getCurrentConnection();
     }
+    
+    /**
+     * hasConnectionForComponent
+     *
+     * @param string $componentName
+     * @return boolean
+     */
+    public function hasConnectionForComponent($componentName = null)
+    {
+        return isset($this->_bound[$componentName]);
+    }
 
     /**
      * getTable
diff --git a/lib/Doctrine/Query.php b/lib/Doctrine/Query.php
index c46a02a96..b6b1626d4 100644
--- a/lib/Doctrine/Query.php
+++ b/lib/Doctrine/Query.php
@@ -1649,8 +1649,10 @@ class Doctrine_Query extends Doctrine_Query_Abstract implements Countable, Seria
     public function loadRoot($name, $componentAlias)
     {
         // get the connection for the component
-        $this->_conn = Doctrine_Manager::getInstance()
-                      ->getConnectionForComponent($name);
+        $manager = Doctrine_Manager::getInstance();
+        if ($manager->hasConnectionForComponent($name)) {
+            $this->_conn = $manager->getConnectionForComponent($name);
+        }
 
         $table = $this->_conn->getTable($name);
         $tableName = $table->getTableName();
@@ -1681,7 +1683,10 @@ class Doctrine_Query extends Doctrine_Query_Abstract implements Countable, Seria
     public function buildInheritanceJoinSql($name, $componentAlias)
     {
         // get the connection for the component
-        $this->_conn = Doctrine_Manager::getInstance()->getConnectionForComponent($name);
+        $manager = Doctrine_Manager::getInstance();
+        if ($manager->hasConnectionForComponent($name)) {
+            $this->_conn = $manager->getConnectionForComponent($name);
+        }
 
         $table = $this->_conn->getTable($name);
         $tableName = $table->getTableName();