351 lines
11 KiB
PHP
351 lines
11 KiB
PHP
<?php
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/*
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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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/**
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* Doctrine_Resource_Record
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*
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* @author Konsta Vesterinen <kvesteri@cc.hut.fi>
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* @author Jonathan H. Wage <jwage@mac.com>
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* @package Doctrine
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* @license http://www.opensource.org/licenses/lgpl-license.php LGPL
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* @version $Revision$
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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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*/
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class Doctrine_Resource_Record extends Doctrine_Resource_Access implements Countable, IteratorAggregate
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{
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protected $_data = array();
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protected $_model = null;
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protected $_changes = array();
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public function __construct($model, $loadRelations = true)
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{
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$this->_model = $model;
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$this->initialize($loadRelations);
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}
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public function clearChanges()
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{
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$this->_changes = array();
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}
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public function initialize($loadRelations = true)
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{
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$schema = $this->getTable()->getSchema();
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$relations = $schema['relations'];
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if (isset($schema['columns'])) {
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$columns = $schema['columns'];
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foreach ($columns as $column) {
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if (!isset($this->_data[$column['name']]) || $this->_data[$column['name']]) {
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$this->_data[$column['name']] = null;
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}
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}
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}
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if (isset($schema['relations']) && $loadRelations) {
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$relations = $schema['relations'];
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foreach ($relations as $relation) {
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if ($relation['type'] === Doctrine_Relation::ONE) {
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$this->_data[$relation['alias']] = new $relation['class'](false);
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} else {
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$this->_data[$relation['alias']] = new Doctrine_Resource_Collection($relation['class']);
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$this->_data[$relation['alias']]->setParent($this);
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}
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}
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}
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}
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public function getConfig($key = null)
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{
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return Doctrine_Resource_Client::getInstance()->getConfig($key);
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}
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public function get($key)
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{
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if (!$key) {
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return;
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}
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if (!isset($this->_data[$key]) && $this->getTable()->hasRelation($key)) {
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$this->_data[$key] = $this->createRelation($key);
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}
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if (!array_key_exists($key, $this->_data)) {
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throw new Doctrine_Resource_Exception('Unknown property / related component: '.$key);
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}
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return $this->_data[$key];
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}
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public function set($key, $value)
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{
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if (!$key) {
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return;
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}
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if (!isset($this->_data[$key]) && $this->getTable()->hasRelation($key)) {
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$this->_data[$key] = $this->createRelation($key);
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}
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if (!array_key_exists($key, $this->_data)) {
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throw new Doctrine_Resource_Exception('Unknown property / related component: '.$key);
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}
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if ($this->_data[$key] != $value && !$value instanceof Doctrine_Resource_Record && !$value instanceof Doctrine_Resource_Collection) {
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$this->_changes[$key] = $value;
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}
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$this->_data[$key] = $value;
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}
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public function createRelation($key)
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{
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$relation = $this->getTable()->getRelation($key);
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$class = $relation['class'];
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if ($relation['type'] === Doctrine_Relation::ONE) {
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$return = new $class(false);
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$table = $return->getTable();
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$returnRelation = $table->getRelationByClassName(get_class($this));
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if ($returnRelation) {
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$returnClass = new $returnRelation['class'](false);
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$return->set($returnRelation['alias'], $returnClass);
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}
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} else {
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$return = new Doctrine_Resource_Collection($class);
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$return->setParent($this);
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}
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return $return;
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}
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public function count()
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{
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return count($this->_data);
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}
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public function getIterator()
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{
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return new ArrayIterator($this->_data);
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}
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public function sameAs(Doctrine_Resource_Record $record)
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{
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// If we have same class name
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if (get_class($this) == get_class($record)) {
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// If we have 2 records that exist and are persistant
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if ($record->exists() && $this->exists()) {
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if ($record->identifier() === $this->identifier()) {
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return true;
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} else {
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return false;
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}
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// If we have unsaved records then lets compare the data
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} else {
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if ($record->toArray(false) === $this->toArray(false)) {
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return true;
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} else {
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return false;
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}
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}
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} else {
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return false;
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}
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}
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public function getChanges()
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{
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global $gotten;
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if (!$gotten) {
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$gotten = array();
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}
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$md5Hash = $this->getMd5Hash();
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if (!in_array($md5Hash, $gotten)) {
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$gotten[] = $md5Hash;
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}
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$array = array();
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foreach ($this->_data as $key => $value) {
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if ($this->getTable()->hasRelation($key)) {
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$relation = $this->getTable()->getRelation($key);
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if ($value instanceof Doctrine_Resource_Record) {
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if ($value->hasChanges() && !in_array($value->getMd5Hash(), $gotten)) {
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$array[$key] = $value->getChanges();
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}
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} else if($value instanceof Doctrine_Resource_Collection) {
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foreach ($value as $key2 => $record) {
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if ($record->hasChanges() && !in_array($record->getMd5Hash(), $gotten)) {
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$array[$key][$record->getModel() . '_' .$key2] = $record->getChanges();
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}
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}
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}
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} else if ($this->getTable()->hasColumn($key)) {
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if (isset($this->_changes[$key])) {
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$array[$key] = $value;
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}
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}
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}
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$identifier = $this->identifier();
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$array = array_merge($identifier, $array);
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return $array;
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}
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public function hasChanges()
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{
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return !empty($this->_changes) ? true:false;
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}
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public function save()
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{
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$format = $this->getConfig('format');
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$request = new Doctrine_Resource_Request();
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$request->set('format', $format);
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$request->set('type', 'save');
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$request->set('model', $this->getModel());
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$request->set('data', $this->getChanges());
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$request->set('identifier', $this->identifier());
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$response = $request->execute();
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$this->_data = $request->hydrate(array($response), $this->_model, array($this))->getFirst()->_data;
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$this->clearChanges();
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}
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public function delete()
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{
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$format = $this->getConfig('format');
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$request = new Doctrine_Resource_Request();
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$request->set('format', $format);
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$request->set('type', 'delete');
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$request->set('model', $this->getModel());
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$request->set('identifier', $this->identifier());
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$response = $request->execute();
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}
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public function getTable()
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{
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$model = $this->_model;
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return Doctrine_Resource_Client::getInstance()->getTable($model);
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}
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public function getModel()
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{
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return $this->_model;
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}
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public function identifier()
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{
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$identifier = array();
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$schema = $this->getTable()->getSchema();
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$columns = $schema['columns'];
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if (isset($columns) && is_array($columns)) {
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foreach ($columns as $name => $column) {
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if ($column['primary'] == true) {
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$identifier[$name] = $this->_data[$name];
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}
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}
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}
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return $identifier;
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}
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public function exists()
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{
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$identifier = $this->identifier();
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foreach ($identifier as $key => $value) {
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if (!$value) {
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return false;
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}
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}
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return true;
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}
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public function toArray($deep = false)
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{
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global $gotten;
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if (!$gotten) {
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$gotten = array();
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}
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$md5Hash = $this->getMd5Hash();
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if (!in_array($md5Hash, $gotten)) {
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$gotten[] = $md5Hash;
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}
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$array = array();
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foreach ($this->_data as $key => $value) {
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if ($deep && $this->getTable()->hasRelation($key)) {
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if ($value instanceof Doctrine_Resource_Collection) {
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if ($value->count() > 0) {
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foreach ($value as $key2 => $record) {
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if (($record->exists() || $record->hasChanges()) && !in_array($record->getMd5Hash(), $gotten)) {
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$array[$key][get_class($record) . '_' . $key2] = $record->toArray($deep);
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}
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}
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}
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} else if ($value instanceof Doctrine_Resource_Record) {
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if (($value->exists() || $value->hasChanges()) && !in_array($value->getMd5Hash(), $gotten)) {
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$array[$key] = $value->toArray($deep);
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}
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}
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} else if (!$this->getTable()->hasRelation($key) && $this->getTable()->hasColumn($key)) {
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$array[$key] = $value;
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}
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}
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return $array;
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}
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public function getMd5Hash()
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{
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return md5(serialize($this->_data));
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}
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} |