2006-09-20 13:46:52 +04:00
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<?php
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2006-12-29 17:01:31 +03:00
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/*
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2006-09-20 13:46:52 +04:00
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* $Id$
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* This software consists of voluntary contributions made by many individuals
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* and is licensed under the LGPL. For more information, see
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* <http://www.phpdoctrine.com>.
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*/
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2006-11-16 15:46:23 +03:00
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Doctrine::autoload('Doctrine_Connection_Module');
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2006-09-20 13:46:52 +04:00
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/**
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2006-09-20 15:29:35 +04:00
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* Doctrine_Connection_UnitOfWork
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2006-09-20 13:46:52 +04:00
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*
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2006-11-16 15:46:23 +03:00
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* @package Doctrine
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* @license http://www.opensource.org/licenses/lgpl-license.php LGPL
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* @category Object Relational Mapping
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* @link www.phpdoctrine.com
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* @since 1.0
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* @version $Revision$
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* @author Konsta Vesterinen <kvesteri@cc.hut.fi>
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*/
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2007-05-17 01:28:33 +04:00
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class Doctrine_Connection_UnitOfWork extends Doctrine_Connection_Module
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2006-12-29 17:40:47 +03:00
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{
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2006-09-20 13:46:52 +04:00
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/**
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* buildFlushTree
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* builds a flush tree that is used in transactions
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2006-12-29 17:01:31 +03:00
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*
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2006-10-31 02:00:09 +03:00
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* The returned array has all the initialized components in
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2006-12-29 17:01:31 +03:00
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* 'correct' order. Basically this means that the records of those
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2006-10-31 02:00:09 +03:00
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* components can be saved safely in the order specified by the returned array.
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2006-09-20 13:46:52 +04:00
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*
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2006-10-31 02:00:09 +03:00
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* @param array $tables
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2006-09-20 13:46:52 +04:00
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* @return array
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*/
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2006-12-29 17:40:47 +03:00
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public function buildFlushTree(array $tables)
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{
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2006-09-20 13:46:52 +04:00
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$tree = array();
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2006-12-29 17:01:31 +03:00
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foreach ($tables as $k => $table) {
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2007-02-17 15:38:02 +03:00
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2006-12-29 17:01:31 +03:00
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if ( ! ($table instanceof Doctrine_Table)) {
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2007-04-03 21:36:46 +04:00
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$table = $this->conn->getTable($table, false);
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2006-12-29 17:01:31 +03:00
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}
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2006-09-20 13:46:52 +04:00
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$nm = $table->getComponentName();
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2007-02-17 15:38:02 +03:00
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$index = array_search($nm, $tree);
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2006-09-20 13:46:52 +04:00
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2006-12-29 17:01:31 +03:00
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if ($index === false) {
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2006-09-20 13:46:52 +04:00
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$tree[] = $nm;
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$index = max(array_keys($tree));
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}
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$rels = $table->getRelations();
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2006-12-29 17:01:31 +03:00
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2006-09-20 13:46:52 +04:00
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// group relations
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2006-12-29 17:01:31 +03:00
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foreach ($rels as $key => $rel) {
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if ($rel instanceof Doctrine_Relation_ForeignKey) {
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2006-09-20 13:46:52 +04:00
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unset($rels[$key]);
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array_unshift($rels, $rel);
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}
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}
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2006-12-29 17:01:31 +03:00
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foreach ($rels as $rel) {
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2006-09-20 13:46:52 +04:00
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$name = $rel->getTable()->getComponentName();
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$index2 = array_search($name,$tree);
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$type = $rel->getType();
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// skip self-referenced relations
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2007-05-17 02:22:54 +04:00
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if ($name === $nm) {
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2006-09-20 13:46:52 +04:00
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continue;
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2007-05-22 19:57:17 +04:00
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}
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2006-09-20 13:46:52 +04:00
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2006-12-29 17:01:31 +03:00
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if ($rel instanceof Doctrine_Relation_ForeignKey) {
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if ($index2 !== false) {
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if ($index2 >= $index)
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2006-09-20 13:46:52 +04:00
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continue;
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unset($tree[$index]);
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array_splice($tree,$index2,0,$nm);
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$index = $index2;
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} else {
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$tree[] = $name;
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}
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2006-12-29 17:01:31 +03:00
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} elseif ($rel instanceof Doctrine_Relation_LocalKey) {
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if ($index2 !== false) {
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if ($index2 <= $index)
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2006-09-20 13:46:52 +04:00
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continue;
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unset($tree[$index2]);
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array_splice($tree,$index,0,$name);
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} else {
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array_unshift($tree,$name);
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$index++;
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}
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2006-12-29 17:01:31 +03:00
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} elseif ($rel instanceof Doctrine_Relation_Association) {
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2006-09-20 13:46:52 +04:00
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$t = $rel->getAssociationFactory();
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$n = $t->getComponentName();
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2006-12-29 17:01:31 +03:00
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if ($index2 !== false)
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2006-09-20 13:46:52 +04:00
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unset($tree[$index2]);
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2006-12-29 17:01:31 +03:00
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2007-02-17 15:38:02 +03:00
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array_splice($tree, $index, 0, $name);
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2006-09-20 13:46:52 +04:00
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$index++;
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2007-02-17 15:38:02 +03:00
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$index3 = array_search($n, $tree);
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2006-09-20 13:46:52 +04:00
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2006-12-29 17:01:31 +03:00
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if ($index3 !== false) {
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if ($index3 >= $index)
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2006-09-20 13:46:52 +04:00
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continue;
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unset($tree[$index]);
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2007-02-17 15:38:02 +03:00
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array_splice($tree, $index3, 0, $n);
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2006-09-20 13:46:52 +04:00
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$index = $index2;
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} else {
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$tree[] = $n;
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}
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}
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}
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}
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return array_values($tree);
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}
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2006-10-31 02:00:09 +03:00
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/**
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* saveRelated
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* saves all related records to $record
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*
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2006-10-31 13:42:46 +03:00
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* @throws PDOException if something went wrong at database level
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2006-10-31 02:00:09 +03:00
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* @param Doctrine_Record $record
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*/
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2006-12-29 17:40:47 +03:00
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public function saveRelated(Doctrine_Record $record)
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{
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2006-10-31 02:00:09 +03:00
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$saveLater = array();
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2007-05-17 00:27:03 +04:00
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foreach ($record->getReferences() as $k => $v) {
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2006-10-31 02:00:09 +03:00
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$fk = $record->getTable()->getRelation($k);
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2006-12-29 17:01:31 +03:00
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if ($fk instanceof Doctrine_Relation_ForeignKey ||
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2007-05-17 00:27:03 +04:00
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$fk instanceof Doctrine_Relation_LocalKey) {
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2007-01-07 21:10:51 +03:00
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$local = $fk->getLocal();
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$foreign = $fk->getForeign();
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if ($record->getTable()->hasPrimaryKey($fk->getLocal())) {
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if ( ! $record->exists()) {
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$saveLater[$k] = $fk;
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2006-10-31 02:00:09 +03:00
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} else {
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2007-03-02 12:23:24 +03:00
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$v->save($this->conn);
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2007-01-07 21:10:51 +03:00
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}
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} else {
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// ONE-TO-ONE relationship
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$obj = $record->get($fk->getAlias());
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2006-10-31 02:00:09 +03:00
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2007-05-17 00:27:03 +04:00
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if ($obj->exists()) {
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2007-03-02 12:23:24 +03:00
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$obj->save($this->conn);
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2006-10-31 02:00:09 +03:00
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}
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}
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2007-01-07 21:10:51 +03:00
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2006-10-31 02:00:09 +03:00
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}
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}
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return $saveLater;
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}
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/**
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* saveAssociations
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2006-12-29 17:01:31 +03:00
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*
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* this method takes a diff of one-to-many / many-to-many original and
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2006-10-31 02:00:09 +03:00
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* current collections and applies the changes
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*
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* for example if original many-to-many related collection has records with
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* primary keys 1,2 and 3 and the new collection has records with primary keys
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* 3, 4 and 5, this method would first destroy the associations to 1 and 2 and then
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* save new associations to 4 and 5
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*
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2006-10-31 13:42:46 +03:00
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* @throws PDOException if something went wrong at database level
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2006-10-31 02:00:09 +03:00
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* @param Doctrine_Record $record
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* @return void
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*/
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2006-12-29 17:40:47 +03:00
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public function saveAssociations(Doctrine_Record $record)
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{
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2007-05-17 01:47:23 +04:00
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foreach ($record->getReferences() as $k => $v) {
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$rel = $record->getTable()->getRelation($k);
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2007-05-17 01:28:33 +04:00
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2007-05-17 01:47:23 +04:00
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if ($rel instanceof Doctrine_Relation_Association) {
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$v->save($this->conn);
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2007-05-17 01:28:33 +04:00
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2007-05-17 01:47:23 +04:00
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$assocTable = $rel->getAssociationTable();
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foreach ($v->getDeleteDiff() as $r) {
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$query = 'DELETE FROM ' . $assocTable->getTableName()
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. ' WHERE ' . $rel->getForeign() . ' = ?'
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. ' AND ' . $rel->getLocal() . ' = ?';
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$this->query($r->getIncremented(), $record->getIncremented());
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}
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foreach ($v->getInsertDiff() as $r) {
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$assocRecord = $assocTable->create();
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$assocRecord->set($rel->getForeign(), $r);
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$assocRecord->set($rel->getLocal(), $record);
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$assocRecord->save($this->conn);
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}
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}
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2006-10-31 02:00:09 +03:00
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}
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}
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/**
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* deletes all related composites
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* this method is always called internally when a record is deleted
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*
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2006-10-31 13:42:46 +03:00
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* @throws PDOException if something went wrong at database level
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2006-10-31 02:00:09 +03:00
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* @return void
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*/
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2006-12-29 17:40:47 +03:00
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public function deleteComposites(Doctrine_Record $record)
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{
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2006-12-29 17:01:31 +03:00
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foreach ($record->getTable()->getRelations() as $fk) {
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switch ($fk->getType()) {
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2006-12-30 00:30:37 +03:00
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case Doctrine_Relation::ONE_COMPOSITE:
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case Doctrine_Relation::MANY_COMPOSITE:
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$obj = $record->get($fk->getAlias());
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2007-03-02 12:23:24 +03:00
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$obj->delete($this->conn);
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2006-12-30 00:30:37 +03:00
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break;
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2007-05-17 01:28:33 +04:00
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}
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2006-10-31 02:00:09 +03:00
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}
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}
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2006-10-31 13:42:46 +03:00
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/**
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2006-12-29 17:01:31 +03:00
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* saveAll
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2006-10-31 13:42:46 +03:00
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* persists all the pending records from all tables
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*
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* @throws PDOException if something went wrong at database level
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* @return void
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*/
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2006-12-29 17:40:47 +03:00
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public function saveAll()
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{
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2006-10-31 13:42:46 +03:00
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// get the flush tree
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$tree = $this->buildFlushTree($this->conn->getTables());
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// save all records
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2006-12-29 17:01:31 +03:00
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foreach ($tree as $name) {
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2006-10-31 13:42:46 +03:00
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$table = $this->conn->getTable($name);
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2006-12-29 17:01:31 +03:00
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foreach ($table->getRepository() as $record) {
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2006-10-31 13:42:46 +03:00
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$this->conn->save($record);
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}
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}
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2006-12-29 17:01:31 +03:00
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2006-10-31 13:42:46 +03:00
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// save all associations
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2006-12-29 17:01:31 +03:00
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foreach ($tree as $name) {
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2006-10-31 13:42:46 +03:00
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$table = $this->conn->getTable($name);
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2006-12-29 17:01:31 +03:00
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foreach ($table->getRepository() as $record) {
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2006-10-31 13:42:46 +03:00
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$this->saveAssociations($record);
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}
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}
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}
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2006-11-30 00:09:02 +03:00
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/**
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2007-05-22 19:57:17 +04:00
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* update
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2006-11-30 00:09:02 +03:00
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* updates the given record
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*
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2007-05-22 19:57:17 +04:00
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* @param Doctrine_Record $record record to be updated
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* @return boolean whether or not the update was successful
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2006-11-30 00:09:02 +03:00
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*/
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2006-12-29 17:40:47 +03:00
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public function update(Doctrine_Record $record)
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{
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2006-11-30 00:09:02 +03:00
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$record->getTable()->getAttribute(Doctrine::ATTR_LISTENER)->onPreUpdate($record);
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$array = $record->getPrepared();
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2006-12-29 17:01:31 +03:00
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if (empty($array)) {
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2006-11-30 00:09:02 +03:00
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return false;
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2006-12-29 17:01:31 +03:00
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}
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2006-11-30 00:09:02 +03:00
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$set = array();
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2006-12-29 17:01:31 +03:00
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foreach ($array as $name => $value) {
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2007-04-18 13:49:54 +04:00
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$set[] = $name . ' = ?';
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2006-11-30 00:09:02 +03:00
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2007-04-18 13:49:54 +04:00
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if ($value instanceof Doctrine_Record) {
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switch ($value->state()) {
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case Doctrine_Record::STATE_TCLEAN:
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case Doctrine_Record::STATE_TDIRTY:
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$record->save($this->conn);
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default:
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$array[$name] = $value->getIncremented();
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$record->set($name, $value->getIncremented());
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2006-11-30 00:09:02 +03:00
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}
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2007-04-18 13:49:54 +04:00
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}
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}
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2006-11-30 00:09:02 +03:00
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$params = array_values($array);
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$id = $record->obtainIdentifier();
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2006-12-29 17:01:31 +03:00
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if ( ! is_array($id)) {
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2006-11-30 00:09:02 +03:00
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$id = array($id);
|
2006-12-29 17:01:31 +03:00
|
|
|
}
|
2006-11-30 00:09:02 +03:00
|
|
|
$id = array_values($id);
|
|
|
|
$params = array_merge($params, $id);
|
|
|
|
|
2007-04-18 13:49:54 +04:00
|
|
|
$sql = 'UPDATE ' . $this->conn->quoteIdentifier($record->getTable()->getTableName())
|
2006-12-29 17:01:31 +03:00
|
|
|
. ' SET ' . implode(', ', $set)
|
|
|
|
. ' WHERE ' . implode(' = ? AND ', $record->getTable()->getPrimaryKeys())
|
2006-12-14 16:26:16 +03:00
|
|
|
. ' = ?';
|
2006-11-30 00:09:02 +03:00
|
|
|
|
2007-05-22 19:57:17 +04:00
|
|
|
$stmt = $this->conn->getDbh()->prepare($sql);
|
2006-11-30 00:09:02 +03:00
|
|
|
$stmt->execute($params);
|
|
|
|
|
|
|
|
$record->assignIdentifier(true);
|
|
|
|
|
|
|
|
$record->getTable()->getAttribute(Doctrine::ATTR_LISTENER)->onUpdate($record);
|
|
|
|
|
|
|
|
return true;
|
|
|
|
}
|
|
|
|
/**
|
|
|
|
* inserts a record into database
|
|
|
|
*
|
|
|
|
* @param Doctrine_Record $record record to be inserted
|
|
|
|
* @return boolean
|
|
|
|
*/
|
2006-12-29 17:40:47 +03:00
|
|
|
public function insert(Doctrine_Record $record)
|
|
|
|
{
|
2006-11-30 00:09:02 +03:00
|
|
|
// listen the onPreInsert event
|
|
|
|
$record->getTable()->getAttribute(Doctrine::ATTR_LISTENER)->onPreInsert($record);
|
2006-12-29 17:01:31 +03:00
|
|
|
|
2006-11-30 00:09:02 +03:00
|
|
|
$array = $record->getPrepared();
|
|
|
|
|
2006-12-29 17:01:31 +03:00
|
|
|
if (empty($array)) {
|
2006-11-30 00:09:02 +03:00
|
|
|
return false;
|
2006-12-29 17:01:31 +03:00
|
|
|
}
|
2006-11-30 00:09:02 +03:00
|
|
|
$table = $record->getTable();
|
|
|
|
$keys = $table->getPrimaryKeys();
|
|
|
|
|
2007-02-08 16:56:23 +03:00
|
|
|
$seq = $record->getTable()->sequenceName;
|
2006-11-30 00:09:02 +03:00
|
|
|
|
2006-12-29 17:01:31 +03:00
|
|
|
if ( ! empty($seq)) {
|
2007-01-11 14:57:48 +03:00
|
|
|
$id = $this->conn->sequence->nextId($seq);
|
2006-11-30 00:09:02 +03:00
|
|
|
$name = $record->getTable()->getIdentifier();
|
|
|
|
$array[$name] = $id;
|
2007-05-22 19:57:17 +04:00
|
|
|
|
2007-01-29 02:55:30 +03:00
|
|
|
$record->assignIdentifier($id);
|
2006-11-30 00:09:02 +03:00
|
|
|
}
|
|
|
|
|
|
|
|
$this->conn->insert($table->getTableName(), $array);
|
|
|
|
|
2007-02-09 01:07:11 +03:00
|
|
|
if (empty($seq) && count($keys) == 1 && $keys[0] == $table->getIdentifier() &&
|
|
|
|
$table->getIdentifierType() != Doctrine_Identifier::NORMAL) {
|
2007-01-29 22:58:00 +03:00
|
|
|
|
|
|
|
if (strtolower($this->conn->getName()) == 'pgsql') {
|
2007-02-08 16:56:23 +03:00
|
|
|
$seq = $table->getTableName() . '_' . $keys[0];
|
2007-01-29 22:58:00 +03:00
|
|
|
}
|
|
|
|
|
|
|
|
$id = $this->conn->sequence->lastInsertId($seq);
|
2006-11-30 00:09:02 +03:00
|
|
|
|
2007-01-29 02:55:30 +03:00
|
|
|
if ( ! $id) {
|
2006-11-30 00:09:02 +03:00
|
|
|
$id = $table->getMaxIdentifier();
|
2007-01-29 02:55:30 +03:00
|
|
|
}
|
2006-12-29 17:01:31 +03:00
|
|
|
|
2006-11-30 00:09:02 +03:00
|
|
|
$record->assignIdentifier($id);
|
2006-12-29 17:01:31 +03:00
|
|
|
} else {
|
2006-11-30 00:09:02 +03:00
|
|
|
$record->assignIdentifier(true);
|
2006-12-29 17:01:31 +03:00
|
|
|
}
|
2006-11-30 00:09:02 +03:00
|
|
|
|
|
|
|
// listen the onInsert event
|
|
|
|
$table->getAttribute(Doctrine::ATTR_LISTENER)->onInsert($record);
|
|
|
|
|
|
|
|
return true;
|
|
|
|
}
|
2006-09-20 13:46:52 +04:00
|
|
|
}
|