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doctrine2/draft/NestedSet.php

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<?php
/*
* $Id$
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* This software consists of voluntary contributions made by many individuals
* and is licensed under the LGPL. For more information, see
* <http://www.phpdoctrine.com>.
*/
/**
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* Doctrine_Tree_NestedSet
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*
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* the purpose of Doctrine_Tree_NestedSet is to provide NestedSet tree access
* strategy for all records extending it
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*
* @package Doctrine ORM
* @url www.phpdoctrine.com
* @license LGPL
*/
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class Doctrine_Tree_NestedSet extends Doctrine_Record {
public function getLeafNodes() {
$query = "SELECT ".implode(", ",$this->table->getColumnNames()).
" FROM ".$this->table->getTableName().
" WHERE rgt = lft + 1";
}
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public function getPath() { }
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public function getDepth() {
$query = "SELECT (COUNT(parent.name) - 1) AS depth
FROM ".$this->table->getTableName()." AS node,".
$this->table->getTableName()." AS parent
WHERE node.lft BETWEEN parent.lft AND parent.rgt
GROUP BY node.name";
}
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public function removeNode() { }
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public function addNode() { }
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}