Hal\Component\OOP\Resolver\NameResolver

Complexity

Total Complexity

10

Size/Duplication

Total Lines	83
Duplicated Lines	0 %

Coupling/Cohesion

Components	1
Dependencies	0

Importance

Changes	7
Bugs	1	Features	0

4 Methods

Rating	Name	Duplication	Size	Complexity
C	resolve()	0	32	7
A	pushAlias()	0	4	1
A	getNamespace()	0	4	1
A	setNamespace()	0	5	1

<?php

/*
 * (c) Jean-François Lépine <https://twitter.com/Halleck45>
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 */

namespace Hal\Component\OOP\Resolver;


/**
 * Alias (and namepsace) resolver
 *
 * @author Jean-François Lépine <https://twitter.com/Halleck45>
 */
class NameResolver
{

    /**
     * @var array
     */
    private $aliases = array();

    /**
     * @var string
     */
    private $namespace = '\\';

    /**
     * Resolve name of class
     *
     * @param string $name
     * @param string $currentNamespace
     * @return string
     */
    public function resolve($name, $currentNamespace = '\\')
    {
        // already namespaced
        if ('\\' == $name[0]) {
            return $name;
        }

        // anonymous class
        if('class@anonymous' == $name ) {
            return $name;
        }

        // use xxx as yyy
        if (isset($this->aliases[$name])) {
            return $this->aliases[$name];
        }

        // use xxx;
        foreach (array_keys($this->aliases) as $alias) {
            $parts = preg_split('![^\w]!', $alias);
            $last = $parts[sizeof($parts, COUNT_NORMAL) - 1];
            if ($last === $name) {
                return $alias;
            }
        }

        if ($currentNamespace === null) {
            return $name;
        }
        return rtrim($currentNamespace, '\\').'\\'.$name;

    }

    /**
     * Push alias
     *
     * @param \StdClass $alias
     * @return $this
     */
    public function pushAlias(\StdClass $alias) {
        $this->aliases[$alias->alias] = $alias->name;
        return $this;
    }

    /**
     * @return string
     */
    public function getNamespace()
    {
        return $this->namespace;
    }

    /**
     * @param string $namespace
     * @return NameResolver
     */
    public function setNamespace($namespace)
    {
        $this->namespace = $namespace;
        return $this;
    }

}