Fix for DBAL-172

lib/Doctrine/DBAL/Query/QueryBuilder.php

@@ -946,29 +946,37 @@ class QueryBuilder
         $query = 'SELECT ' . implode(', ', $this->sqlParts['select']) . ' FROM ';
 
         $fromClauses = array();
+        $joinsPending = true;
+        $joinAliases = array();
 
         // Loop through all FROM clauses
         foreach ($this->sqlParts['from'] as $from) {
             $fromClause = $from['table'] . ' ' . $from['alias'];
 
-            if (isset($this->sqlParts['join'][$from['alias']])) {
-                foreach ($this->sqlParts['join'][$from['alias']] as $join) {
-                    $fromClause .= ' ' . strtoupper($join['joinType'])
-                                 . ' JOIN ' . $join['joinTable'] . ' ' . $join['joinAlias']
-                                 . ' ON ' . ((string) $join['joinCondition']);
+            if ($joinsPending && isset($this->sqlParts['join'][$from['alias']])) {
+                foreach ($this->sqlParts['join'] as $joins) {
+                    foreach ($joins as $join) {
+                        $fromClause .= ' ' . strtoupper($join['joinType'])
+                                     . ' JOIN ' . $join['joinTable'] . ' ' . $join['joinAlias']
+                                     . ' ON ' . ((string) $join['joinCondition']);
+                        $joinAliases[$join['joinAlias']] = true;
+                    }
                 }
+                $joinsPending = false;
             }
 
             $fromClauses[$from['alias']] = $fromClause;
         }
 
-        // loop through all JOIN clasues for validation purpose
+        // loop through all JOIN clauses for validation purpose
+        $knownAliases = array_merge($fromClauses,$joinAliases);
         foreach ($this->sqlParts['join'] as $fromAlias => $joins) {
-            if ( ! isset($fromClauses[$fromAlias]) ) {
-                throw QueryException::unknownFromAlias($fromAlias, array_keys($fromClauses));
+            if ( ! isset($knownAliases[$fromAlias]) ) {
+                throw QueryException::unknownAlias($fromAlias, array_keys($knownAliases));
             }
         }
 
+
         $query .= implode(', ', $fromClauses)
                 . ($this->sqlParts['where'] !== null ? ' WHERE ' . ((string) $this->sqlParts['where']) : '')
                 . ($this->sqlParts['groupBy'] ? ' GROUP BY ' . implode(', ', $this->sqlParts['groupBy']) : '')

lib/Doctrine/DBAL/Query/QueryException.php

@@ -29,12 +29,10 @@ use Doctrine\DBAL\DBALException;
  */
 class QueryException extends DBALException
 {
-    static public function unknownFromAlias($alias, $registeredAliases)
+    static public function unknownAlias($alias, $registeredAliases)
     {
         return new self("The given alias '" . $alias . "' is not part of " .
-            "any FROM clause table. The currently registered FROM-clause " .
-            "aliases are: " . implode(", ", $registeredAliases) . ". Join clauses " .
-            "are bound to from clauses to provide support for mixing of multiple " .
-            "from and join clauses.");
+            "any FROM or JOIN clause table. The currently registered " .
+            "aliases are: " . implode(", ", $registeredAliases) . ".");
     }
 }

tests/Doctrine/Tests/DBAL/Query/QueryBuilderTest.php

@@ -556,17 +556,14 @@ class QueryBuilderTest extends \Doctrine\Tests\DbalTestCase
     {
         $qb = new QueryBuilder($this->conn);
 
-        $qb->select("l.id", "mdsh.xcode", "mdso.xcode")
-                ->from("location_tree", "l")
-                ->join("l", "location_tree_pos", "p", "l.id = p.tree_id")
-                ->rightJoin("l", "hotel", "h", "h.location_id = l.id")
-                ->leftJoin("l", "offer_location", "ol", "l.id=ol.location_id")
-                ->leftJoin("ol", "mds_offer", "mdso", "ol.offer_id = mdso.offer_id")
-                ->leftJoin("h", "mds_hotel", "mdsh", "h.id = mdsh.hotel_id")
-                ->where("p.parent_id IN (:ids)")
-                ->andWhere("(mdso.xcode IS NOT NULL OR mdsh.xcode IS NOT NULL)");
-
-        $this->setExpectedException('Doctrine\DBAL\Query\QueryException', "The given alias 'ol' is not part of any FROM clause table. The currently registered FROM-clause aliases are: l");
+        $qb->select('COUNT(DISTINCT news.id)')
+            ->from('cb_newspages', 'news')
+            ->innerJoin('news', 'nodeversion', 'nv', 'nv.refId = news.id AND nv.refEntityname=\'News\'')
+            ->innerJoin('invalid', 'nodetranslation', 'nt', 'nv.nodetranslation = nt.id')
+            ->innerJoin('nt', 'node', 'n', 'nt.node = n.id')
+            ->where('nt.lang = :lang AND n.deleted != 1');
+
+        $this->setExpectedException('Doctrine\DBAL\Query\QueryException', "The given alias 'invalid' is not part of any FROM or JOIN clause table. The currently registered aliases are: news, nv, nt, n.");
         $this->assertEquals('', $qb->getSQL());
     }
 }
\ No newline at end of file