From 34a730dfd8189482f163599f3c96ea17c33ecb5b Mon Sep 17 00:00:00 2001
From: Ceeram <c33ram@gmail.com>
Date: Mon, 2 Apr 2012 18:46:30 +0200
Subject: [PATCH] ensure buildJoinStatement() does not add schemaname when
 table value is a subquery, fixes #2709

---
 lib/Cake/Model/Datasource/DboSource.php       |  3 +-
 .../Case/Model/Datasource/DboSourceTest.php   | 38 +++++++++++++++++++
 2 files changed, 40 insertions(+), 1 deletion(-)

diff --git a/lib/Cake/Model/Datasource/DboSource.php b/lib/Cake/Model/Datasource/DboSource.php
index d6eef163266..992dd34a035 100644
--- a/lib/Cake/Model/Datasource/DboSource.php
+++ b/lib/Cake/Model/Datasource/DboSource.php
@@ -1651,7 +1651,8 @@ public function buildJoinStatement($join) {
 			$data['conditions'] = trim($this->conditions($data['conditions'], true, false));
 		}
 		if (!empty($data['table'])) {
-			$data['table'] = $this->fullTableName($data['table']);
+			$schema = !(is_string($data['table']) && strpos($data['table'], '(') === 0);
+			$data['table'] = $this->fullTableName($data['table'], true, $schema);
 		}
 		return $this->renderJoinStatement($data);
 	}
diff --git a/lib/Cake/Test/Case/Model/Datasource/DboSourceTest.php b/lib/Cake/Test/Case/Model/Datasource/DboSourceTest.php
index 0df2ae367ed..2ce01546122 100644
--- a/lib/Cake/Test/Case/Model/Datasource/DboSourceTest.php
+++ b/lib/Cake/Test/Case/Model/Datasource/DboSourceTest.php
@@ -836,4 +836,42 @@ public function testTransactionLogging() {
 		$log = $db->getLog();
 		$this->assertEquals($expected, $log['log'][0]);
 	}
+
+/**
+ * data provider for testBuildJoinStatement
+ *
+ * @return array
+ */
+	public static function joinStatements($schema) {
+		return array(
+			array(array(
+				'type' => 'LEFT',
+				'alias' => 'PostsTag',
+				'table' => 'posts_tags',
+				'conditions' => array('PostsTag.post_id = Post.id')
+			), 'LEFT JOIN cakephp.posts_tags AS PostsTag ON (PostsTag.post_id = Post.id)'),
+			array(array(
+				'type' => 'LEFT',
+				'alias' => 'Stock',
+				'table' => '(SELECT Stock.article_id, sum(quantite) quantite FROM stocks AS Stock GROUP BY Stock.article_id)',
+				'conditions' => 'Stock.article_id = Article.id'
+			), 'LEFT JOIN (SELECT Stock.article_id, sum(quantite) quantite FROM stocks AS Stock GROUP BY Stock.article_id) AS Stock ON (Stock.article_id = Article.id)')
+		);
+	}
+
+/**
+ * Test buildJoinStatement()
+ * ensure that schemaName is not added when table value is a subquery
+ *
+ * @dataProvider joinStatements
+ * @return void
+ */
+	public function testBuildJoinStatement($join, $expected) {
+		$db = $this->getMock('DboTestSource', array('getSchemaName'));
+		$db->expects($this->any())
+			->method('getSchemaName')
+			->will($this->returnValue('cakephp'));
+		$result = $db->buildJoinStatement($join);
+		$this->assertEquals($expected, $result);
+	}
 }