ClassVisitor.php

<?php

/*
 * © 2016 IRSTEA
 * Guillaume Perréal <guillaume.perreal@irstea.fr>
 * Tous droits réservés.
 */

namespace Irstea\PlantUmlBundle\Model;

use Irstea\PlantUmlBundle\Model\Filter\AcceptAllFilter;
use Irstea\PlantUmlBundle\Model\Namespace_\RootNamespace;
use Irstea\PlantUmlBundle\Model\Node\Class_;
use Irstea\PlantUmlBundle\Model\Node\Interface_;
use Irstea\PlantUmlBundle\Model\Node\Trait_;
use Irstea\PlantUmlBundle\Writer\WritableInterface;
use Irstea\PlantUmlBundle\Writer\WritableNodeInterface;
use Irstea\PlantUmlBundle\Writer\WriterInterface;
use ReflectionClass;

/**
 * Description of Visitor
 *
 * @author Guillaume Perréal <guillaume.perreal@irstea.fr>
 */
class ClassVisitor implements ClassVisitorInterface, WritableInterface
{
    /**
     * @var RootNamespace
     */
    protected $rootNamespace;

    /**
     * @var ClassFilterInterface
     */
    protected $filter;

    public function __construct(ClassFilterInterface $filter = null)
    {
        $this->rootNamespace = new RootNamespace();
        $this->filter = $filter ?: AcceptAllFilter::instance();
    }

    /**
     * @param ClassFilterInterface $filter
     * @return self
     */
    public function setClassFilter(ClassFilterInterface $filter)
    {
        $this->filter = $filter;
        return $this;
    }

    public function visitClass($className)
    {
        assert('is_string($className)', $className);
        if (isset($this->nodes[$className])) {
            return $this->nodes[$className];
        }
        if (!$this->filter->accept($className)) {
            return $this->nodes[$className] = false;
        }

        return $this->doVisitClass($className);
    }

    /**
     *
     * @param string $className
     * @return NodeInterface