decalog / includes / libraries / http / discovery / Strategy / PuliBetaStrategy.php

PuliBetaStrategy.php in DecaLog 4.4.0, at includes/libraries/http/discovery/Strategy/PuliBetaStrategy.php

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1	<?php
2
3	namespace Http\Discovery\Strategy;
4
5	use Http\Discovery\ClassDiscovery;
6	use Http\Discovery\Exception\PuliUnavailableException;
7	use Puli\Discovery\Api\Discovery;
8	use Puli\GeneratedPuliFactory;
9
10	/**
11	* Find candidates using Puli.
12	*
13	* @internal
14	*
15	* @final
16	*
17	* @author David de Boer <david@ddeboer.nl>
18	* @author Márk Sági-Kazár <mark.sagikazar@gmail.com>
19	*/
20	class PuliBetaStrategy implements DiscoveryStrategy
21	{
22	/**
23	* @var GeneratedPuliFactory
24	*/
25	protected static $puliFactory;
26
27	/**
28	* @var Discovery
29	*/
30	protected static $puliDiscovery;
31
32	/**
33	* @return GeneratedPuliFactory
34	*
35	* @throws PuliUnavailableException
36	*/
37	private static function getPuliFactory()
38	{
39	if (null === self::$puliFactory) {
40	if (!defined('PULI_FACTORY_CLASS')) {
41	throw new PuliUnavailableException('Puli Factory is not available');
42	}
43
44	$puliFactoryClass = PULI_FACTORY_CLASS;
45
46	if (!ClassDiscovery::safeClassExists($puliFactoryClass)) {
47	throw new PuliUnavailableException('Puli Factory class does not exist');
48	}
49
50	self::$puliFactory = new $puliFactoryClass();
51	}
52
53	return self::$puliFactory;
54	}
55
56	/**
57	* Returns the Puli discovery layer.
58	*
59	* @return Discovery
60	*
61	* @throws PuliUnavailableException
62	*/
63	private static function getPuliDiscovery()
64	{
65	if (!isset(self::$puliDiscovery)) {
66	$factory = self::getPuliFactory();
67	$repository = $factory->createRepository();
68
69	self::$puliDiscovery = $factory->createDiscovery($repository);
70	}
71
72	return self::$puliDiscovery;
73	}
74
75	public static function getCandidates($type)
76	{
77	$returnData = [];
78	$bindings = self::getPuliDiscovery()->findBindings($type);
79
80	foreach ($bindings as $binding) {
81	$condition = true;
82	if ($binding->hasParameterValue('depends')) {
83	$condition = $binding->getParameterValue('depends');
84	}
85	$returnData[] = ['class' => $binding->getClassName(), 'condition' => $condition];
86	}
87
88	return $returnData;
89	}
90	}
91