1: <?php
2:
3: /*
4: * This file is part of Composer.
5: *
6: * (c) Nils Adermann <naderman@naderman.de>
7: * Jordi Boggiano <j.boggiano@seld.be>
8: *
9: * For the full copyright and license information, please view the LICENSE
10: * file that was distributed with this source code.
11: */
12:
13: namespace Composer;
14:
15: use Composer\Autoload\ClassLoader;
16: use Composer\Semver\VersionParser;
17:
18: /**
19: * This class is copied in every Composer installed project and available to all
20: *
21: * See also https://getcomposer.org/doc/07-runtime.md#installed-versions
22: *
23: * To require its presence, you can require `composer-runtime-api ^2.0`
24: *
25: * @final
26: */
27: class InstalledVersions
28: {
29: /**
30: * @var mixed[]|null
31: * @psalm-var array{root: array{name: string, pretty_version: string, version: string, reference: string|null, type: string, install_path: string, aliases: string[], dev: bool}, versions: array<string, array{pretty_version?: string, version?: string, reference?: string|null, type?: string, install_path?: string, aliases?: string[], dev_requirement: bool, replaced?: string[], provided?: string[]}>}|array{}|null
32: */
33: private static $installed;
34:
35: /**
36: * @var bool|null
37: */
38: private static $canGetVendors;
39:
40: /**
41: * @var array[]
42: * @psalm-var array<string, array{root: array{name: string, pretty_version: string, version: string, reference: string|null, type: string, install_path: string, aliases: string[], dev: bool}, versions: array<string, array{pretty_version?: string, version?: string, reference?: string|null, type?: string, install_path?: string, aliases?: string[], dev_requirement: bool, replaced?: string[], provided?: string[]}>}>
43: */
44: private static $installedByVendor = array();
45:
46: /**
47: * Returns a list of all package names which are present, either by being installed, replaced or provided
48: *
49: * @return string[]
50: * @psalm-return list<string>
51: */
52: public static function getInstalledPackages()
53: {
54: $packages = array();
55: foreach (self::getInstalled() as $installed) {
56: $packages[] = array_keys($installed['versions']);
57: }
58:
59: if (1 === \count($packages)) {
60: return $packages[0];
61: }
62:
63: return array_keys(array_flip(\call_user_func_array('array_merge', $packages)));
64: }
65:
66: /**
67: * Returns a list of all package names with a specific type e.g. 'library'
68: *
69: * @param string $type
70: * @return string[]
71: * @psalm-return list<string>
72: */
73: public static function getInstalledPackagesByType($type)
74: {
75: $packagesByType = array();
76:
77: foreach (self::getInstalled() as $installed) {
78: foreach ($installed['versions'] as $name => $package) {
79: if (isset($package['type']) && $package['type'] === $type) {
80: $packagesByType[] = $name;
81: }
82: }
83: }
84:
85: return $packagesByType;
86: }
87:
88: /**
89: * Checks whether the given package is installed
90: *
91: * This also returns true if the package name is provided or replaced by another package
92: *
93: * @param string $packageName
94: * @param bool $includeDevRequirements
95: * @return bool
96: */
97: public static function isInstalled($packageName, $includeDevRequirements = true)
98: {
99: foreach (self::getInstalled() as $installed) {
100: if (isset($installed['versions'][$packageName])) {
101: return $includeDevRequirements || !isset($installed['versions'][$packageName]['dev_requirement']) || $installed['versions'][$packageName]['dev_requirement'] === false;
102: }
103: }
104:
105: return false;
106: }
107:
108: /**
109: * Checks whether the given package satisfies a version constraint
110: *
111: * e.g. If you want to know whether version 2.3+ of package foo/bar is installed, you would call:
112: *
113: * Composer\InstalledVersions::satisfies(new VersionParser, 'foo/bar', '^2.3')
114: *
115: * @param VersionParser $parser Install composer/semver to have access to this class and functionality
116: * @param string $packageName
117: * @param string|null $constraint A version constraint to check for, if you pass one you have to make sure composer/semver is required by your package
118: * @return bool
119: */
120: public static function satisfies(VersionParser $parser, $packageName, $constraint)
121: {
122: $constraint = $parser->parseConstraints((string) $constraint);
123: $provided = $parser->parseConstraints(self::getVersionRanges($packageName));
124:
125: return $provided->matches($constraint);
126: }
127:
128: /**
129: * Returns a version constraint representing all the range(s) which are installed for a given package
130: *
131: * It is easier to use this via isInstalled() with the $constraint argument if you need to check
132: * whether a given version of a package is installed, and not just whether it exists
133: *
134: * @param string $packageName
135: * @return string Version constraint usable with composer/semver
136: */
137: public static function getVersionRanges($packageName)
138: {
139: foreach (self::getInstalled() as $installed) {
140: if (!isset($installed['versions'][$packageName])) {
141: continue;
142: }
143:
144: $ranges = array();
145: if (isset($installed['versions'][$packageName]['pretty_version'])) {
146: $ranges[] = $installed['versions'][$packageName]['pretty_version'];
147: }
148: if (array_key_exists('aliases', $installed['versions'][$packageName])) {
149: $ranges = array_merge($ranges, $installed['versions'][$packageName]['aliases']);
150: }
151: if (array_key_exists('replaced', $installed['versions'][$packageName])) {
152: $ranges = array_merge($ranges, $installed['versions'][$packageName]['replaced']);
153: }
154: if (array_key_exists('provided', $installed['versions'][$packageName])) {
155: $ranges = array_merge($ranges, $installed['versions'][$packageName]['provided']);
156: }
157:
158: return implode(' || ', $ranges);
159: }
160:
161: throw new \OutOfBoundsException('Package "' . $packageName . '" is not installed');
162: }
163:
164: /**
165: * @param string $packageName
166: * @return string|null If the package is being replaced or provided but is not really installed, null will be returned as version, use satisfies or getVersionRanges if you need to know if a given version is present
167: */
168: public static function getVersion($packageName)
169: {
170: foreach (self::getInstalled() as $installed) {
171: if (!isset($installed['versions'][$packageName])) {
172: continue;
173: }
174:
175: if (!isset($installed['versions'][$packageName]['version'])) {
176: return null;
177: }
178:
179: return $installed['versions'][$packageName]['version'];
180: }
181:
182: throw new \OutOfBoundsException('Package "' . $packageName . '" is not installed');
183: }
184:
185: /**
186: * @param string $packageName
187: * @return string|null If the package is being replaced or provided but is not really installed, null will be returned as version, use satisfies or getVersionRanges if you need to know if a given version is present
188: */
189: public static function getPrettyVersion($packageName)
190: {
191: foreach (self::getInstalled() as $installed) {
192: if (!isset($installed['versions'][$packageName])) {
193: continue;
194: }
195:
196: if (!isset($installed['versions'][$packageName]['pretty_version'])) {
197: return null;
198: }
199:
200: return $installed['versions'][$packageName]['pretty_version'];
201: }
202:
203: throw new \OutOfBoundsException('Package "' . $packageName . '" is not installed');
204: }
205:
206: /**
207: * @param string $packageName
208: * @return string|null If the package is being replaced or provided but is not really installed, null will be returned as reference
209: */
210: public static function getReference($packageName)
211: {
212: foreach (self::getInstalled() as $installed) {
213: if (!isset($installed['versions'][$packageName])) {
214: continue;
215: }
216:
217: if (!isset($installed['versions'][$packageName]['reference'])) {
218: return null;
219: }
220:
221: return $installed['versions'][$packageName]['reference'];
222: }
223:
224: throw new \OutOfBoundsException('Package "' . $packageName . '" is not installed');
225: }
226:
227: /**
228: * @param string $packageName
229: * @return string|null If the package is being replaced or provided but is not really installed, null will be returned as install path. Packages of type metapackages also have a null install path.
230: */
231: public static function getInstallPath($packageName)
232: {
233: foreach (self::getInstalled() as $installed) {
234: if (!isset($installed['versions'][$packageName])) {
235: continue;
236: }
237:
238: return isset($installed['versions'][$packageName]['install_path']) ? $installed['versions'][$packageName]['install_path'] : null;
239: }
240:
241: throw new \OutOfBoundsException('Package "' . $packageName . '" is not installed');
242: }
243:
244: /**
245: * @return array
246: * @psalm-return array{name: string, pretty_version: string, version: string, reference: string|null, type: string, install_path: string, aliases: string[], dev: bool}
247: */
248: public static function getRootPackage()
249: {
250: $installed = self::getInstalled();
251:
252: return $installed[0]['root'];
253: }
254:
255: /**
256: * Returns the raw installed.php data for custom implementations
257: *
258: * @deprecated Use getAllRawData() instead which returns all datasets for all autoloaders present in the process. getRawData only returns the first dataset loaded, which may not be what you expect.
259: * @return array[]
260: * @psalm-return array{root: array{name: string, pretty_version: string, version: string, reference: string|null, type: string, install_path: string, aliases: string[], dev: bool}, versions: array<string, array{pretty_version?: string, version?: string, reference?: string|null, type?: string, install_path?: string, aliases?: string[], dev_requirement: bool, replaced?: string[], provided?: string[]}>}
261: */
262: public static function getRawData()
263: {
264: @trigger_error('getRawData only returns the first dataset loaded, which may not be what you expect. Use getAllRawData() instead which returns all datasets for all autoloaders present in the process.', E_USER_DEPRECATED);
265:
266: if (null === self::$installed) {
267: // only require the installed.php file if this file is loaded from its dumped location,
268: // and not from its source location in the composer/composer package, see https://github.com/composer/composer/issues/9937
269: if (substr(__DIR__, -8, 1) !== 'C') {
270: self::$installed = include __DIR__ . '/installed.php';
271: } else {
272: self::$installed = array();
273: }
274: }
275:
276: return self::$installed;
277: }
278:
279: /**
280: * Returns the raw data of all installed.php which are currently loaded for custom implementations
281: *
282: * @return array[]
283: * @psalm-return list<array{root: array{name: string, pretty_version: string, version: string, reference: string|null, type: string, install_path: string, aliases: string[], dev: bool}, versions: array<string, array{pretty_version?: string, version?: string, reference?: string|null, type?: string, install_path?: string, aliases?: string[], dev_requirement: bool, replaced?: string[], provided?: string[]}>}>
284: */
285: public static function getAllRawData()
286: {
287: return self::getInstalled();
288: }
289:
290: /**
291: * Lets you reload the static array from another file
292: *
293: * This is only useful for complex integrations in which a project needs to use
294: * this class but then also needs to execute another project's autoloader in process,
295: * and wants to ensure both projects have access to their version of installed.php.
296: *
297: * A typical case would be PHPUnit, where it would need to make sure it reads all
298: * the data it needs from this class, then call reload() with
299: * `require $CWD/vendor/composer/installed.php` (or similar) as input to make sure
300: * the project in which it runs can then also use this class safely, without
301: * interference between PHPUnit's dependencies and the project's dependencies.
302: *
303: * @param array[] $data A vendor/composer/installed.php data set
304: * @return void
305: *
306: * @psalm-param array{root: array{name: string, pretty_version: string, version: string, reference: string|null, type: string, install_path: string, aliases: string[], dev: bool}, versions: array<string, array{pretty_version?: string, version?: string, reference?: string|null, type?: string, install_path?: string, aliases?: string[], dev_requirement: bool, replaced?: string[], provided?: string[]}>} $data
307: */
308: public static function reload($data)
309: {
310: self::$installed = $data;
311: self::$installedByVendor = array();
312: }
313:
314: /**
315: * @return array[]
316: * @psalm-return list<array{root: array{name: string, pretty_version: string, version: string, reference: string|null, type: string, install_path: string, aliases: string[], dev: bool}, versions: array<string, array{pretty_version?: string, version?: string, reference?: string|null, type?: string, install_path?: string, aliases?: string[], dev_requirement: bool, replaced?: string[], provided?: string[]}>}>
317: */
318: private static function getInstalled()
319: {
320: if (null === self::$canGetVendors) {
321: self::$canGetVendors = method_exists('Composer\Autoload\ClassLoader', 'getRegisteredLoaders');
322: }
323:
324: $installed = array();
325:
326: if (self::$canGetVendors) {
327: foreach (ClassLoader::getRegisteredLoaders() as $vendorDir => $loader) {
328: if (isset(self::$installedByVendor[$vendorDir])) {
329: $installed[] = self::$installedByVendor[$vendorDir];
330: } elseif (is_file($vendorDir.'/composer/installed.php')) {
331: /** @var array{root: array{name: string, pretty_version: string, version: string, reference: string|null, type: string, install_path: string, aliases: string[], dev: bool}, versions: array<string, array{pretty_version?: string, version?: string, reference?: string|null, type?: string, install_path?: string, aliases?: string[], dev_requirement: bool, replaced?: string[], provided?: string[]}>} $required */
332: $required = require $vendorDir.'/composer/installed.php';
333: $installed[] = self::$installedByVendor[$vendorDir] = $required;
334: if (null === self::$installed && strtr($vendorDir.'/composer', '\\', '/') === strtr(__DIR__, '\\', '/')) {
335: self::$installed = $installed[count($installed) - 1];
336: }
337: }
338: }
339: }
340:
341: if (null === self::$installed) {
342: // only require the installed.php file if this file is loaded from its dumped location,
343: // and not from its source location in the composer/composer package, see https://github.com/composer/composer/issues/9937
344: if (substr(__DIR__, -8, 1) !== 'C') {
345: /** @var array{root: array{name: string, pretty_version: string, version: string, reference: string|null, type: string, install_path: string, aliases: string[], dev: bool}, versions: array<string, array{pretty_version?: string, version?: string, reference?: string|null, type?: string, install_path?: string, aliases?: string[], dev_requirement: bool, replaced?: string[], provided?: string[]}>} $required */
346: $required = require __DIR__ . '/installed.php';
347: self::$installed = $required;
348: } else {
349: self::$installed = array();
350: }
351: }
352:
353: if (self::$installed !== array()) {
354: $installed[] = self::$installed;
355: }
356:
357: return $installed;
358: }
359: }
360: