141 lines
4.1 KiB
PHP
141 lines
4.1 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_Repository
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* each record is added into Doctrine_Repository at the same time they are created,
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* loaded from the database or retrieved from the cache
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*
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* @author Konsta Vesterinen <kvesteri@cc.hut.fi>
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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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*/
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class Doctrine_Table_Repository implements Countable, IteratorAggregate {
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/**
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* @var object Doctrine_Table $table
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*/
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private $table;
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/**
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* @var array $registry
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* an array of all records
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* keys representing record object identifiers
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*/
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private $registry = array();
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/**
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* constructor
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*
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* @param Doctrine_Table $table
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*/
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public function __construct(Doctrine_Table $table) {
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$this->table = $table;
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}
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/**
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* getTable
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*
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* @return object Doctrine_Table
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*/
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public function getTable() {
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return $this->table;
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}
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/**
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* add
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*
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* @param Doctrine_Record $record record to be added into registry
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* @return boolean
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*/
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public function add(Doctrine_Record $record) {
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$oid = $record->getOID();
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if(isset($this->registry[$oid]))
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return false;
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$this->registry[$oid] = $record;
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return true;
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}
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/**
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* get
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* @param integer $oid
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* @throws Doctrine_Table_Repository_Exception
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*/
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public function get($oid) {
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if( ! isset($this->registry[$oid]))
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throw new Doctrine_Table_Repository_Exception("Unknown object identifier");
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return $this->registry[$oid];
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}
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/**
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* count
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* Doctrine_Registry implements interface Countable
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* @return integer the number of records this registry has
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*/
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public function count() {
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return count($this->registry);
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}
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/**
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* @param integer $oid object identifier
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* @return boolean whether ot not the operation was successful
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*/
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public function evict($oid) {
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if( ! isset($this->registry[$oid]))
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return false;
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unset($this->registry[$oid]);
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return true;
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}
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/**
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* @return integer number of records evicted
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*/
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public function evictAll() {
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$evicted = 0;
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foreach($this->registry as $oid=>$record) {
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if($this->evict($oid))
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$evicted++;
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}
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return $evicted;
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}
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/**
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* getIterator
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* @return ArrayIterator
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*/
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public function getIterator() {
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return new ArrayIterator($this->registry);
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}
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/**
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* contains
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* @param integer $oid object identifier
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*/
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public function contains($oid) {
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return isset($this->registry[$oid]);
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}
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/**
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* loadAll
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* @return void
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*/
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public function loadAll() {
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$this->table->findAll();
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}
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}
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