File Toolkit/Utility/Package.php | salient/toolkit API

1:	<?php declare(strict_types=1);
2:
3:	namespace Salient\Utility;
4:
5:	use Composer\Autoload\ClassLoader as Loader;
6:	use Composer\InstalledVersions as Installed;
7:	use Salient\Core\Facade\Event;
8:	use Salient\Utility\Event\PackageDataReceivedEvent;
9:	use Closure;
10:	use LogicException;
11:
12:	/**
13:	* Get information from Composer's runtime API
14:	*
15:	* @api
16:	*/
17:	final class Package extends AbstractUtility
18:	{
19:	private const SHORT_REFERENCE_LENGTH = 8;
20:
21:	/**
22:	* Check if require-dev packages are installed
23:	*/
24:	public static function hasDevPackages(): bool
25:	{
26:	/** @var bool */
27:	return self::getRootPackageValue('dev');
28:	}
29:
30:	/**
31:	* Get the name of the root package
32:	*/
33:	public static function name(): string
34:	{
35:	/** @var string */
36:	return self::getRootPackageValue('name');
37:	}
38:
39:	/**
40:	* Get the commit reference of the root package, if known
41:	*/
42:	public static function ref(bool $short = true): ?string
43:	{
44:	/** @var string\|null */
45:	$ref = self::getRootPackageValue('reference');
46:	return self::formatRef($ref, $short);
47:	}
48:
49:	/**
50:	* Get the version of the root package
51:	*
52:	* If Composer returns a version like `dev-*` or `v1.x-dev` and `$withRef`
53:	* is not `false`, `@<reference>` is added. Otherwise, if `$withRef` is
54:	* `true` and a commit reference is available, `-<reference>` is added.
55:	*
56:	* @param bool $pretty If `true`, return the original version number, e.g.
57:	* `v1.2.3` instead of `1.2.3.0`.
58:	*/
59:	public static function version(
60:	bool $pretty = true,
61:	?bool $withRef = null
62:	): string {
63:	/** @var string */
64:	$version = self::getRootPackageValue($pretty ? 'pretty_version' : 'version');
65:	return self::formatVersion($version, $withRef, fn() => self::ref());
66:	}
67:
68:	/**
69:	* Get the canonical path of the root package
70:	*/
71:	public static function path(): string
72:	{
73:	/** @var string */
74:	$path = self::getRootPackageValue('install_path');
75:	return File::realpath($path);
76:	}
77:
78:	/**
79:	* Get the commit reference of an installed package, if known
80:	*/
81:	public static function getPackageRef(string $package, bool $short = true): ?string
82:	{
83:	if (!self::isInstalled($package)) {
84:	return null;
85:	}
86:
87:	$ref = self::filterData(
88:	Installed::getReference($package),
89:	Installed::class,
90:	'getReference',
91:	$package,
92:	);
93:
94:	return self::formatRef($ref, $short);
95:	}
96:
97:	/**
98:	* Get the version of an installed package, or null if it is not installed
99:	*
100:	* If Composer returns a version like `dev-*` or `v1.x-dev` and `$withRef`
101:	* is not `false`, `@<reference>` is added. Otherwise, if `$withRef` is
102:	* `true` and a commit reference is available, `-<reference>` is added.
103:	*
104:	* @param bool $pretty If `true`, return the original version number, e.g.
105:	* `v1.2.3` instead of `1.2.3.0`.
106:	*/
107:	public static function getPackageVersion(
108:	string $package,
109:	bool $pretty = true,
110:	?bool $withRef = null
111:	): ?string {
112:	if (!self::isInstalled($package)) {
113:	return null;
114:	}
115:
116:	return self::formatVersion(
117:	(string) self::getVersion($package, $pretty),
118:	$withRef,
119:	fn() => self::getPackageRef($package),
120:	);
121:	}
122:
123:	/**
124:	* Get the canonical path of an installed package, or null if it is not
125:	* installed
126:	*/
127:	public static function getPackagePath(string $package): ?string
128:	{
129:	if (!self::isInstalled($package)) {
130:	return null;
131:	}
132:
133:	return self::filterData(
134:	Installed::getInstallPath($package),
135:	Installed::class,
136:	'getInstallPath',
137:	$package,
138:	);
139:	}
140:
141:	/**
142:	* Use ClassLoader to get the file where a class is defined, or null if it
143:	* doesn't exist
144:	*
145:	* @param class-string $class
146:	*/
147:	public static function getClassPath(string $class): ?string
148:	{
149:	$class = ltrim($class, '\\');
150:	foreach (self::getRegisteredLoaders() as $loader) {
151:	$file = self::filterData(
152:	$loader->findFile($class),
153:	Loader::class,
154:	'findFile',
155:	$class,
156:	);
157:
158:	if ($file !== false) {
159:	/** @var string */
160:	return $file;
161:	}
162:	}
163:
164:	return null;
165:	}
166:
167:	/**
168:	* Use ClassLoader to get a directory for a namespace, or null if the
169:	* namespace doesn't match a registered PSR-4 prefix
170:	*
171:	* Preference is given to the longest prefix where a directory for the
172:	* namespace already exists. If no such prefix exists, preference is given
173:	* to the longest prefix.
174:	*/
175:	public static function getNamespacePath(string $namespace): ?string
176:	{
177:	$namespace = trim($namespace, '\\');
178:
179:	$prefixes = [];
180:	foreach (self::getRegisteredLoaders() as $loader) {
181:	$loaderPrefixes = self::filterData(
182:	$loader->getPrefixesPsr4(),
183:	Loader::class,
184:	'getPrefixesPsr4',
185:	);
186:	$prefixes = array_merge_recursive($loaderPrefixes, $prefixes);
187:	}
188:
189:	// Sort prefixes from longest to shortest
190:	uksort(
191:	$prefixes,
192:	fn(string $p1, string $p2): int => strlen($p2) <=> strlen($p1)
193:	);
194:
195:	foreach ($prefixes as $prefix => $dirs) {
196:	if (strcasecmp(substr($namespace . '\\', 0, strlen($prefix)), $prefix)) {
197:	continue;
198:	}
199:
200:	foreach ((array) $dirs as $dir) {
201:	if (!is_dir($dir)) {
202:	// @codeCoverageIgnoreStart
203:	continue;
204:	// @codeCoverageIgnoreEnd
205:	}
206:	$dir = File::realpath($dir);
207:	$subdir = strtr(substr($namespace, strlen($prefix)), '\\', '/');
208:	$path = Arr::implode('/', [$dir, $subdir], '');
209:	if (is_dir($path)) {
210:	return $path;
211:	}
212:	$fallback ??= $path;
213:	}
214:	}
215:
216:	return $fallback ?? null;
217:	}
218:
219:	/**
220:	* @return string[]\|string\|bool\|null
221:	*/
222:	private static function getRootPackageValue(string $key)
223:	{
224:	$values = self::filterData(
225:	Installed::getRootPackage(),
226:	Installed::class,
227:	'getRootPackage',
228:	);
229:
230:	if (!array_key_exists($key, $values)) {
231:	// @codeCoverageIgnoreStart
232:	throw new LogicException(
233:	sprintf('Value not found in root package: %s', $key)
234:	);
235:	// @codeCoverageIgnoreEnd
236:	}
237:
238:	return $values[$key];
239:	}
240:
241:	private static function isInstalled(string $package): bool
242:	{
243:	return self::filterData(
244:	Installed::isInstalled($package),
245:	Installed::class,
246:	'isInstalled',
247:	$package,
248:	);
249:	}
250:
251:	private static function getVersion(string $package, bool $pretty): ?string
252:	{
253:	return self::filterData(
254:	$pretty
255:	? Installed::getPrettyVersion($package)
256:	: Installed::getVersion($package),
257:	Installed::class,
258:	$pretty ? 'getPrettyVersion' : 'getVersion',
259:	$package,
260:	);
261:	}
262:
263:	/**
264:	* @return array<string,Loader>
265:	*/
266:	private static function getRegisteredLoaders(): array
267:	{
268:	return self::filterData(
269:	Loader::getRegisteredLoaders(),
270:	Loader::class,
271:	'getRegisteredLoaders',
272:	);
273:	}
274:
275:	/**
276:	* @template TData
277:	*
278:	* @param TData $data
279:	* @param class-string<Installed\|Loader> $class
280:	* @param mixed ...$args
281:	* @return TData
282:	*/
283:	private static function filterData($data, string $class, string $method, ...$args)
284:	{
285:	if (!class_exists(Event::class) \|\| !Event::isLoaded()) {
286:	// @codeCoverageIgnoreStart
287:	return $data;
288:	// @codeCoverageIgnoreEnd
289:	}
290:	$event = new PackageDataReceivedEvent($data, $class, $method, ...$args);
291:	return Event::getInstance()->dispatch($event)->getData();
292:	}
293:
294:	/**
295:	* @param Closure(): ?string $refCallback
296:	*/
297:	private static function formatVersion(
298:	string $version,
299:	?bool $withRef,
300:	Closure $refCallback
301:	): string {
302:	if ($withRef !== false && Regex::match('/(?:^dev-\|-dev$)/', $version)) {
303:	$ref = $refCallback();
304:	if ($ref !== null) {
305:	return $version . "@$ref";
306:	}
307:	return $version;
308:	}
309:
310:	if ($withRef) {
311:	$ref = $refCallback();
312:	if ($ref !== null) {
313:	return $version . "-$ref";
314:	}
315:	}
316:	return $version;
317:	}
318:
319:	private static function formatRef(?string $ref, bool $short): ?string
320:	{
321:	if ($ref === null \|\| !$short) {
322:	return $ref;
323:	}
324:	return substr($ref, 0, self::SHORT_REFERENCE_LENGTH);
325:	}
326:	}
327:

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