Persistent Manager avec prise en charge de XML

ezcPersistentXmlManager.php

<?php
class ezcPersistentXmlManager extends ezcPersistentDefinitionManager
{
    private $file;

    public function __construct( $file )
    {
        if( file_exists($file) )
            $this->file = $file;
    }

    public function fetchDefinition( $class )
    {
        $dom = new DOMDocument();
        $dom->load( $this->file );
        $xpath = new DOMXpath($dom);

        $elements = $xpath->query("//definition[@class_name='$class']");

        $def = new ezcPersistentObjectDefinition();
        $def->table = "comptes";
        $def->class = $class;

        $def->idProperty = new ezcPersistentObjectIdProperty;
        $def->idProperty->columnName = 'code';
        $def->idProperty->propertyName = 'code';
        $def->idProperty->generator = new ezcPersistentGeneratorDefinition( 'ezcPersistentSequenceGenerator' );


        $definition = null;
        $path = $this->dir . strtolower( $class ) . '.php';
        if ( file_exists( $path ) )
        {
            $definition = require $path;
        }
        if ( !( $definition instanceof ezcPersistentObjectDefinition ) )
        {
            throw new ezcPersistentDefinitionNotFoundException( $class,
                                                                "Searched for '" . realpath( dirname( $path ) ) . "/" . basename( $path ) . "'." );
        }
        if ( $definition->idProperty === null )
        {
            throw new ezcPersistentDefinitionMissingIdPropertyException( $class );
        }
        $definition = $this->setupReversePropertyDefinition( $definition );
        return $definition;
    }
}