Add elemMatch operator

src/Jenssegers/Mongodb/Query/Builder.php

@@ -27,7 +27,7 @@ class Builder extends \Illuminate\Database\Query\Builder {
         '=', '<', '>', '<=', '>=', '<>', '!=',
         'like', 'not like', 'between', 'ilike',
         '&', '|', '^', '<<', '>>',
-        'exists', 'type', 'mod', 'where', 'all', 'size', 'regex',
+        'exists', 'type', 'mod', 'where', 'all', 'size', 'regex', 'elemmatch'
     );
 
     /**
@@ -678,6 +678,12 @@ class Builder extends \Illuminate\Database\Query\Builder {
             if (isset($where['operator']))
             {
                 $where['operator'] = strtolower($where['operator']);
+
+                // Fix elemMatch
+                if ($where['operator'] == 'elemmatch')
+                {
+                    $where['operator'] = 'elemMatch';
+                }
             }
 
             // Convert id's

tests/QueryBuilderTest.php

@@ -532,6 +532,27 @@ class QueryBuilderTest extends TestCase {
 
 		$results = DB::collection('users')->where('name', 'REGEX', $regex)->get();
 		$this->assertEquals(2, count($results));
+
+		DB::collection('users')->insert(array(
+			array(
+				'name' => 'John Doe',
+				'addresses' => array(
+					array('city' => 'Ghent'),
+					array('city' => 'Paris')
+				)
+			),
+			array(
+				'name' => 'Jane Doe',
+				'addresses' => array(
+					array('city' => 'Brussels'),
+					array('city' => 'Paris')
+				)
+			)
+		));
+
+		$users = DB::collection('users')->where('addresses', 'elemMatch', array('city' => 'Brussels'))->get();
+		$this->assertEquals(1, count($users));
+		$this->assertEquals('Jane Doe', $users[0]['name']);
 	}
 
 	public function testIncrement()