DQL : INNER and OUTER JOIN switching with ':' and '.' operators

classes/Query.class.php

@@ -858,45 +858,48 @@ class Doctrine_Query extends Doctrine_Access {
      * @throws DQLException
      */
     final public function load($path, $fetchmode = Doctrine::FETCH_LAZY) {
-        $e = explode(".",$path);
+        $e = preg_split("/[.:]/",$path);
+        $index = 0;
         foreach($e as $key => $name) {
 
+
             try {
                 if($key == 0) {
 
-                    $objTable = $this->session->getTable($name);
+                    $table = $this->session->getTable($name);
                     if(count($e) == 1) {
-                        $tname = $objTable->getTableName();
+                        $tname = $table->getTableName();
                         $this->parts["from"][$tname] = true;
                     }
                 } else {
-                    $fk     = $objTable->getForeignKey($name);
+
+                    $index += strlen($e[($key - 1)]) + 1;
+                    // the mark here is either '.' or ':'
+                    $mark  = substr($path,($index - 1),1);
+                       	
+
+                    $fk     = $table->getForeignKey($name);
                     $name   = $fk->getTable()->getComponentName();
 
-                    $tname  = $objTable->getTableName();
-                    $next   = $fk->getTable();
-                    $tname2 = $next->getTableName();
+                    $tname  = $table->getTableName();
+
+                    $tname2 = $fk->getTable()->getTableName();
 
                     $this->connectors[$name] = $fk;
 
                     if($fk instanceof Doctrine_ForeignKey ||
                        $fk instanceof Doctrine_LocalKey) {
-                        switch($fk->getType()):
-                            case Doctrine_Relation::ONE_AGGREGATE:
-                            case Doctrine_Relation::ONE_COMPOSITE:
-                                //$this->parts["where"][] = "(".$tname.".".$fk->getLocal()." = ".$tname2.".".$fk->getForeign().")";
-                                //$this->parts["from"][$tname]  = true;
-                                //$this->parts["from"][$tname2] = true;
+
+                        switch($mark):
+                            case ":":
                                 $this->parts["join"][$tname]  = "INNER JOIN ".$tname2." ON ".$tname.".".$fk->getLocal()." = ".$tname2.".".$fk->getForeign();
                             break;
-                            case Doctrine_Relation::MANY_AGGREGATE:
-                            case Doctrine_Relation::MANY_COMPOSITE:
+                            case ".":
                                 $this->parts["join"][$tname]  = "LEFT JOIN ".$tname2." ON ".$tname.".".$fk->getLocal()." = ".$tname2.".".$fk->getForeign();
-
-                                $this->joined[]      = $tname2;
                             break;
                         endswitch;
-                        $c = $objTable->getComponentName();
+
+                        $c = $table->getComponentName();
                         $this->joins[$name] = $c;
                     } elseif($fk instanceof Doctrine_Association) {
                         $asf = $fk->getAssociationFactory();
@@ -915,11 +918,11 @@ class Doctrine_Query extends Doctrine_Access {
                         endswitch;
                     }
 
-                    $objTable = $next;
+                    $table = $fk->getTable();
                 }
 
                 if( ! isset($this->tables[$name])) {
-                    $this->tables[$name] = $objTable;
+                    $this->tables[$name] = $table;
                 }
 
             } catch(Exception $e) {
@@ -927,7 +930,7 @@ class Doctrine_Query extends Doctrine_Access {
                 throw new DQLException($e->getMessage(),$e->getCode());
             }
         }
-        return $objTable;
+        return $table;
     }
 }
 

classes/Session/Mysql.class.php

@@ -3,11 +3,19 @@
  * mysql driver
  */
 class Doctrine_Session_Mysql extends Doctrine_Session_Common {
+
+    /**
+     * the constructor
+     * @param PDO $pdo  -- database handle
+     */
+    public function __construct(Doctrine_Manager $manager,PDO $pdo) {
+        $pdo->setAttribute(PDO::ATTR_EMULATE_PREPARES, true);
+        parent::__construct($manager,$pdo);
+    }
     /**
      * deletes all data access object from the collection
      * @param Doctrine_Collection $coll
      */
-
      /**
     public function deleteCollection(Doctrine_Collection $coll) {
 

tests/QueryTestCase.class.php

@@ -160,7 +160,7 @@ class Doctrine_QueryTestCase extends Doctrine_UnitTestCase {
         $query->from("User-b")->orderby("User.name ASC, User.Email.address");
         $users = $query->execute();
         $this->assertEqual(trim($query->getQuery()),
-        "SELECT entity.id AS User__id FROM entity INNER JOIN email ON entity.email_id = email.id WHERE (entity.type = 0) ORDER BY entity.name ASC, email.address");
+        "SELECT entity.id AS User__id FROM entity LEFT JOIN email ON entity.email_id = email.id WHERE (entity.type = 0) ORDER BY entity.name ASC, email.address");
         $this->assertEqual($users->count(),8);
         $this->assertTrue($users[0]->name == "Arnold Schwarzenegger");
     }
@@ -301,7 +301,7 @@ class Doctrine_QueryTestCase extends Doctrine_UnitTestCase {
 
 
 
-        $users = $query->query("FROM User-b, User.Email-b");
+        $users = $query->query("FROM User-b, User:Email-b");
         $this->assertEqual(trim($query->getQuery()),
         "SELECT entity.id AS User__id, email.id AS Email__id FROM entity INNER JOIN email ON entity.email_id = email.id WHERE (entity.type = 0)");
 

tests/run.php

@@ -18,7 +18,6 @@ require_once("CollectionOffsetTestCase.class.php");
 require_once("SenseiTestCase.class.php");
 require_once("QueryTestCase.class.php");
 
-
 error_reporting(E_ALL);
 
 $test = new GroupTest("Doctrine Framework Unit Tests");
@@ -55,9 +54,6 @@ $test->addTestCase(new Doctrine_QueryTestCase());
 
 
 
-
-
-
 print "<pre>";
 $test->run(new HtmlReporter());
 $cache = Doctrine_Manager::getInstance()->getCurrentSession()->getCacheHandler();