ExtraPackage::mergeDev() - Code Metrics - Inspection of "Support for composer PluginEvents::INIT event." - wikimedia/composer-merge-plugin - Measure and Improve Code Quality continuously with Scrutinizer

Completed

Pull Request — master (#117)

by Fabian

created 2016-06-30 15:47 UTC

ExtraPackage::mergeDev() A

↳ Parent: ExtraPackage

Complexity

Conditions	1
Paths	1

Size

Total Lines	6
Code Lines	4

Duplication

Lines	0
Ratio	0 %

Code Coverage

Tests	0
CRAP Score	2

Importance

Changes	1
Bugs	0	Features	0

Metric	Value
c	1
b	0
f	0
dl	0
loc	6
ccs	0
cts	5
cp	0
rs	9.4285
cc	1
eloc	4
nc	1
nop	2
crap	2

<?php
/**
 * This file is part of the Composer Merge plugin.
 *
 * Copyright (C) 2015 Bryan Davis, Wikimedia Foundation, and contributors
 *
 * This software may be modified and distributed under the terms of the MIT
 * license. See the LICENSE file for details.
 */

namespace Wikimedia\Composer\Merge;

use Wikimedia\Composer\Logger;

use Composer\Composer;
use Composer\Json\JsonFile;
use Composer\Package\BasePackage;
use Composer\Package\CompletePackage;
use Composer\Package\Link;
use Composer\Package\Loader\ArrayLoader;
use Composer\Package\RootAliasPackage;
use Composer\Package\RootPackage;
use Composer\Package\RootPackageInterface;
use Composer\Package\Version\VersionParser;
use UnexpectedValueException;

/**
 * Processing for a composer.json file that will be merged into
 * a RootPackageInterface
 *
 * @author Bryan Davis <[email protected]>
 */
class ExtraPackage
{

    /**
     * @var Composer $composer
     */
    protected $composer;

    /**
     * @var Logger $logger
     */
    protected $logger;

    /**
     * @var string $path
     */
    protected $path;

    /**
     * @var array $json
     */
    protected $json;

    /**
     * @var CompletePackage $package
     */
    protected $package;

    /**
     * @var VersionParser $versionParser
     */
    protected $versionParser;

    /**
     * @param string $path Path to composer.json file
     * @param Composer $composer
     * @param Logger $logger
     */
    public function __construct($path, Composer $composer, Logger $logger)
    {
        $this->path = $path;
        $this->composer = $composer;
        $this->logger = $logger;
        $this->json = $this->readPackageJson($path);
        $this->package = $this->loadPackage($this->json);
function acceptsInteger($int) { }

$x = '123'; // string "123"

// Instead of
acceptsInteger($x);

// we recommend to use
acceptsInteger((integer) $x);
        $this->versionParser = new VersionParser();
    }

    /**
     * Get list of additional packages to include if precessing recursively.
     *
     * @return array
     */
    public function getIncludes()
    {
        return isset($this->json['extra']['merge-plugin']['include']) ?
            $this->json['extra']['merge-plugin']['include'] : array();
    }

    /**
     * Get list of additional packages to require if precessing recursively.
     *
     * @return array
     */
    public function getRequires()
    {
        return isset($this->json['extra']['merge-plugin']['require']) ?
            $this->json['extra']['merge-plugin']['require'] : array();
    }

    /**
     * Read the contents of a composer.json style file into an array.
     *
     * The package contents are fixed up to be usable to create a Package
     * object by providing dummy "name" and "version" values if they have not
     * been provided in the file. This is consistent with the default root
     * package loading behavior of Composer.
     *
     * @param string $path
     * @return array
     */
    protected function readPackageJson($path)
    {
        $file = new JsonFile($path);
        $json = $file->read();
        if (!isset($json['name'])) {
            $json['name'] = 'merge-plugin/' .
                strtr($path, DIRECTORY_SEPARATOR, '-');
        }
        if (!isset($json['version'])) {
            $json['version'] = '1.0.0';
        }
        return $json;
    }

    /**
     * @param string $json
     * @return CompletePackage
     */
    protected function loadPackage($json)
    {
        $loader = new ArrayLoader();
        $package = $loader->load($json);
function acceptsInteger($int) { }

$x = '123'; // string "123"

// Instead of
acceptsInteger($x);

// we recommend to use
acceptsInteger((integer) $x);
        // @codeCoverageIgnoreStart
        if (!$package instanceof CompletePackage) {
            throw new UnexpectedValueException(
                'Expected instance of CompletePackage, got ' .
                get_class($package)
            );
        }
        // @codeCoverageIgnoreEnd
        return $package;
    }

    /**
     * Merge this package into a RootPackageInterface
     *
     * @param RootPackageInterface $root
     * @param PluginState $state
     */
    public function mergeInto(RootPackageInterface $root, PluginState $state)
    {
        $this->addRepositories($root);

        $this->mergeRequires('require', $root, $state);
        if ($state->isDevMode()) {
            $this->mergeRequires('require-dev', $root, $state);
        }

        $this->mergePackageLinks('conflict', $root);
        $this->mergePackageLinks('replace', $root);
        $this->mergePackageLinks('provide', $root);

        $this->mergeSuggests($root);

        $this->mergeAutoload('autoload', $root);
        if ($state->isDevMode()) {
            $this->mergeAutoload('devAutoload', $root);
        }

        $this->mergeExtra($root, $state);
        $this->mergeReferences($root);
    }

    /**
     * Merge just the dev portion into a RootPackageInterface
     *
     * @param RootPackageInterface $root
     * @param PluginState $state
     */
    public function mergeDev(RootPackageInterface $root, PluginState $state)
    {
        $this->mergeRequires('require-dev', $root, $state);
        $this->mergeAutoload('devAutoload', $root);
        $this->mergeReferences($root);
    }

    /**
     * Add a collection of repositories described by the given configuration
     * to the given package and the global repository manager.
     *
     * @param RootPackageInterface $root
     */
    protected function addRepositories(RootPackageInterface $root)
    {
        if (!isset($this->json['repositories'])) {
            return;
        }
        $repoManager = $this->composer->getRepositoryManager();
        $newRepos = array();

        foreach ($this->json['repositories'] as $repoJson) {
            if (!isset($repoJson['type'])) {
                continue;
            }
            $this->logger->info("Adding {$repoJson['type']} repository");
            $repo = $repoManager->createRepository(
                $repoJson['type'],
                $repoJson
            );
            $repoManager->addRepository($repo);
            $newRepos[] = $repo;
        }

        $unwrapped = self::unwrapIfNeeded($root, 'setRepositories');
        $unwrapped->setRepositories(array_merge(
            $newRepos,
            $root->getRepositories()
        ));
    }

    /**
     * Merge require or require-dev into a RootPackageInterface
     *
     * @param string $type 'require' or 'require-dev'
     * @param RootPackageInterface $root
     * @param PluginState $state
     */
    protected function mergeRequires(
        $type,
        RootPackageInterface $root,
        PluginState $state
    ) {
        $linkType = BasePackage::$supportedLinkTypes[$type];
        $getter = 'get' . ucfirst($linkType['method']);
        $setter = 'set' . ucfirst($linkType['method']);

        $requires = $this->package->{$getter}();
        if (empty($requires)) {
            return;
        }

        $this->mergeStabilityFlags($root, $requires);

        $requires = $this->replaceSelfVersionDependencies(
            $type,
            $requires,
            $root
        );

        $root->{$setter}($this->mergeOrDefer(
            $type,
            $root->{$getter}(),
            $requires,
            $state
        ));
    }

    /**
     * Merge two collections of package links and collect duplicates for
     * subsequent processing.
     *
     * @param string $type 'require' or 'require-dev'
     * @param array $origin Primary collection
     * @param array $merge Additional collection
     * @param PluginState $state
     * @return array Merged collection
     */
    protected function mergeOrDefer(
        $type,
        array $origin,
        array $merge,
        $state
    ) {
        $dups = array();
        foreach ($merge as $name => $link) {
            if (!isset($origin[$name]) || $state->replaceDuplicateLinks()) {
                $this->logger->info("Merging <comment>{$name}</comment>");
                $origin[$name] = $link;
            } else {
                // Defer to solver.
                $this->logger->info(
                    "Deferring duplicate <comment>{$name}</comment>"
                );
                $dups[] = $link;
            }
        }
        $state->addDuplicateLinks($type, $dups);
        return $origin;
    }

    /**
     * Merge autoload or autoload-dev into a RootPackageInterface
     *
     * @param string $type 'autoload' or 'devAutoload'
     * @param RootPackageInterface $root
     */
    protected function mergeAutoload($type, RootPackageInterface $root)
    {
        $getter = 'get' . ucfirst($type);
        $setter = 'set' . ucfirst($type);

        $autoload = $this->package->{$getter}();
        if (empty($autoload)) {
            return;
        }

        $unwrapped = self::unwrapIfNeeded($root, $setter);
        $unwrapped->{$setter}(array_merge_recursive(
            $root->{$getter}(),
            $this->fixRelativePaths($autoload)
        ));
    }

    /**
     * Fix a collection of paths that are relative to this package to be
     * relative to the base package.
     *
     * @param array $paths
     * @return array
     */
    protected function fixRelativePaths(array $paths)
    {
        $base = dirname($this->path);
        $base = ($base === '.') ? '' : "{$base}/";

        array_walk_recursive(
            $paths,
            function (&$path) use ($base) {
                $path = "{$base}{$path}";
            }
        );
        return $paths;
    }

    /**
     * Extract and merge stability flags from the given collection of
     * requires and merge them into a RootPackageInterface
     *
     * @param RootPackageInterface $root
     * @param array $requires
     */
    protected function mergeStabilityFlags(
        RootPackageInterface $root,
        array $requires
    ) {
        $flags = $root->getStabilityFlags();
        $sf = new StabilityFlags($flags, $root->getMinimumStability());

        $unwrapped = self::unwrapIfNeeded($root, 'setStabilityFlags');
        $unwrapped->setStabilityFlags(array_merge(
            $flags,
            $sf->extractAll($requires)
        ));
    }

    /**
     * Merge package links of the given type  into a RootPackageInterface
     *
     * @param string $type 'conflict', 'replace' or 'provide'
     * @param RootPackageInterface $root
     */
    protected function mergePackageLinks($type, RootPackageInterface $root)
    {
        $linkType = BasePackage::$supportedLinkTypes[$type];
        $getter = 'get' . ucfirst($linkType['method']);
        $setter = 'set' . ucfirst($linkType['method']);

        $links = $this->package->{$getter}();
        if (!empty($links)) {
            $unwrapped = self::unwrapIfNeeded($root, $setter);
            // @codeCoverageIgnoreStart
            if ($root !== $unwrapped) {
                $this->logger->warning(
                    'This Composer version does not support ' .
                    "'{$type}' merging for aliased packages."
                );
            }
            // @codeCoverageIgnoreEnd
            $unwrapped->{$setter}(array_merge(
                $root->{$getter}(),
                $this->replaceSelfVersionDependencies($type, $links, $root)
            ));
        }
    }

    /**
     * Merge suggested packages into a RootPackageInterface
     *
     * @param RootPackageInterface $root
     */
    protected function mergeSuggests(RootPackageInterface $root)
    {
        $suggests = $this->package->getSuggests();
        if (!empty($suggests)) {
            $unwrapped = self::unwrapIfNeeded($root, 'setSuggests');
            $unwrapped->setSuggests(array_merge(
                $root->getSuggests(),
                $suggests
            ));
        }
    }

    /**
     * Merge extra config into a RootPackageInterface
     *
     * @param RootPackageInterface $root
     * @param PluginState $state
     */
    public function mergeExtra(RootPackageInterface $root, PluginState $state)
    {
        $extra = $this->package->getExtra();
        unset($extra['merge-plugin']);
        if (!$state->shouldMergeExtra() || empty($extra)) {
            return;
        }

        $rootExtra = $root->getExtra();
        $unwrapped = self::unwrapIfNeeded($root, 'setExtra');

        if ($state->replaceDuplicateLinks()) {
            $unwrapped->setExtra(
                array_merge($rootExtra, $extra)
            );

        } else {
            foreach (array_intersect(
                array_keys($extra),
                array_keys($rootExtra)
            ) as $key) {
                $this->logger->info(
                    "Ignoring duplicate <comment>{$key}</comment> in ".
                    "<comment>{$this->path}</comment> extra config."
                );
            }
            $unwrapped->setExtra(
                array_merge($extra, $rootExtra)
            );
        }
    }

    /**
     * Update Links with a 'self.version' constraint with the root package's
     * version.
     *
     * @param string $type Link type
     * @param array $links
     * @param RootPackageInterface $root
     * @return array
     */
    protected function replaceSelfVersionDependencies(
        $type,
        array $links,
        RootPackageInterface $root
    ) {
        $linkType = BasePackage::$supportedLinkTypes[$type];
        $version = $root->getVersion();
        $prettyVersion = $root->getPrettyVersion();
        $vp = $this->versionParser;

        $method = 'get' . ucfirst($linkType['method']);
        $packages = $root->$method();

        return array_map(
            function ($link) use ($linkType, $version, $prettyVersion, $vp, $packages) {
                if ('self.version' === $link->getPrettyConstraint()) {
                    if (isset($packages[$link->getSource()])) {
                        /** @var Link $package */
                        $package = $packages[$link->getSource()];
                        return new Link(
                            $link->getSource(),
                            $link->getTarget(),
                            $vp->parseConstraints($package->getConstraint()->getPrettyString()),
                            $linkType['description'],
                            $package->getPrettyConstraint()
                        );
                    }

                    return new Link(
                        $link->getSource(),
                        $link->getTarget(),
                        $vp->parseConstraints($version),
                        $linkType['description'],
                        $prettyVersion
                    );
                }
                return $link;
            },
            $links
        );
    }

    /**
     * Get a full featured Package from a RootPackageInterface.
     *
     * In Composer versions before 599ad77 the RootPackageInterface only
     * defines a sub-set of operations needed by composer-merge-plugin and
     * RootAliasPackage only implemented those methods defined by the
     * interface. Most of the unimplemented methods in RootAliasPackage can be
     * worked around because the getter methods that are implemented proxy to
     * the aliased package which we can modify by unwrapping. The exception
     * being modifying the 'conflicts', 'provides' and 'replaces' collections.
     * We have no way to actually modify those collections unfortunately in
     * older versions of Composer.
     *
     * @param RootPackageInterface $root
     * @param string $method Method needed
     * @return RootPackageInterface|RootPackage
     */
    public static function unwrapIfNeeded(
        RootPackageInterface $root,
        $method = 'setExtra'
    ) {
        // @codeCoverageIgnoreStart
        if ($root instanceof RootAliasPackage &&
            !method_exists($root, $method)
        ) {
            // Unwrap and return the aliased RootPackage.
            $root = $root->getAliasOf();
        }
        // @codeCoverageIgnoreEnd
        return $root;
    }

    /**
     * Update the root packages reference information.
     *
     * @param RootPackageInterface $root
     */
    protected function mergeReferences(RootPackageInterface $root)
    {
        // Merge source reference information for merged packages.
        // @see RootPackageLoader::load
        $references = array();
        $unwrapped = $this->unwrapIfNeeded($root, 'setReferences');
        foreach (array('require', 'require-dev') as $linkType) {
            $linkInfo = BasePackage::$supportedLinkTypes[$linkType];
            $method = 'get'.ucfirst($linkInfo['method']);
            $links = array();
            foreach ($unwrapped->$method() as $link) {
                $links[$link->getTarget()] = $link->getConstraint()->getPrettyString();
            }
            $references = $this->extractReferences($links, $references);
        }
        $unwrapped->setReferences($references);
    }

    /**
     * Extract vcs revision from version constraint (dev-master#abc123.
     *
     * @param array $requires
     * @param array $references
     * @return array
     * @see RootPackageLoader::extractReferences()
     */
    protected function extractReferences(array $requires, array $references)
    {
        foreach ($requires as $reqName => $reqVersion) {
            $reqVersion = preg_replace('{^([^,\s@]+) as .+$}', '$1', $reqVersion);
            $stabilityName = VersionParser::parseStability($reqVersion);
            if (
                preg_match('{^[^,\s@]+?#([a-f0-9]+)$}', $reqVersion, $match) &&
                $stabilityName === 'dev'
            ) {
                $name = strtolower($reqName);
                $references[$name] = $match[1];
            }
        }

        return $references;
    }
}
// vim:sw=4:ts=4:sts=4:et:


1		<?php
2		/**
3		* This file is part of the Composer Merge plugin.
4		*
5		* Copyright (C) 2015 Bryan Davis, Wikimedia Foundation, and contributors
6		*
7		* This software may be modified and distributed under the terms of the MIT
8		* license. See the LICENSE file for details.
9		*/
10
11		namespace Wikimedia\Composer\Merge;
12
13		use Wikimedia\Composer\Logger;
14
15		use Composer\Composer;
16		use Composer\Json\JsonFile;
17		use Composer\Package\BasePackage;
18		use Composer\Package\CompletePackage;
19		use Composer\Package\Link;
20		use Composer\Package\Loader\ArrayLoader;
21		use Composer\Package\RootAliasPackage;
22		use Composer\Package\RootPackage;
23		use Composer\Package\RootPackageInterface;
24		use Composer\Package\Version\VersionParser;
25		use UnexpectedValueException;
26
27		/**
28		* Processing for a composer.json file that will be merged into
29		* a RootPackageInterface
30		*
31		* @author Bryan Davis <[email protected]>
32		*/
33		class ExtraPackage
34		{
35
36		/**
37		* @var Composer $composer
38		*/
39		protected $composer;
40
41		/**
42		* @var Logger $logger
43		*/
44		protected $logger;
45
46		/**
47		* @var string $path
48		*/
49		protected $path;
50
51		/**
52		* @var array $json
53		*/
54		protected $json;
55
56		/**
57		* @var CompletePackage $package
58		*/
59		protected $package;
60
61		/**
62		* @var VersionParser $versionParser
63		*/
64		protected $versionParser;
65
66		/**
67		* @param string $path Path to composer.json file
68		* @param Composer $composer
69		* @param Logger $logger
70		*/
71	95	public function __construct($path, Composer $composer, Logger $logger)
72		{
73	95	$this->path = $path;
74	95	$this->composer = $composer;
75	95	$this->logger = $logger;
76	95	$this->json = $this->readPackageJson($path);
77	95	$this->package = $this->loadPackage($this->json);
		0 ignored issues – show Documentation introduced 2015-11-25 01:55 UTC by Report Bug Copy Issue Report `$this->json` is of type `array`, but the function expects a `string`. It seems like the type of the argument is not accepted by the function/method which you are calling. In some cases, in particular if PHP’s automatic type-juggling kicks in this might be fine. In other cases, however this might be a bug. We suggest to add an explicit type cast like in the following example: function acceptsInteger($int) { } $x = '123'; // string "123" // Instead of acceptsInteger($x); // we recommend to use acceptsInteger((integer) $x); Loading history...
78	95	$this->versionParser = new VersionParser();
79	95	}
80
81		/**
82		* Get list of additional packages to include if precessing recursively.
83		*
84		* @return array
85		*/
86	90	public function getIncludes()
87		{
88	90	return isset($this->json['extra']['merge-plugin']['include']) ?
89	90	$this->json['extra']['merge-plugin']['include'] : array();
90		}
91
92		/**
93		* Get list of additional packages to require if precessing recursively.
94		*
95		* @return array
96		*/
97	90	public function getRequires()
98		{
99	90	return isset($this->json['extra']['merge-plugin']['require']) ?
100	90	$this->json['extra']['merge-plugin']['require'] : array();
101		}
102
103		/**
104		* Read the contents of a composer.json style file into an array.
105		*
106		* The package contents are fixed up to be usable to create a Package
107		* object by providing dummy "name" and "version" values if they have not
108		* been provided in the file. This is consistent with the default root
109		* package loading behavior of Composer.
110		*
111		* @param string $path
112		* @return array
113		*/
114	95	protected function readPackageJson($path)
115		{
116	95	$file = new JsonFile($path);
117	95	$json = $file->read();
118	95	if (!isset($json['name'])) {
119	90	$json['name'] = 'merge-plugin/' .
120	90	strtr($path, DIRECTORY_SEPARATOR, '-');
121	90	}
122	95	if (!isset($json['version'])) {
123	95	$json['version'] = '1.0.0';
124	95	}
125	95	return $json;
126		}
127
128		/**
129		* @param string $json
130		* @return CompletePackage
131		*/
132	95	protected function loadPackage($json)
133		{
134	95	$loader = new ArrayLoader();
135	95	$package = $loader->load($json);
		0 ignored issues – show Documentation introduced 2015-11-25 01:55 UTC by Report Bug Copy Issue Report `$json` is of type `string`, but the function expects a `array`. It seems like the type of the argument is not accepted by the function/method which you are calling. In some cases, in particular if PHP’s automatic type-juggling kicks in this might be fine. In other cases, however this might be a bug. We suggest to add an explicit type cast like in the following example: function acceptsInteger($int) { } $x = '123'; // string "123" // Instead of acceptsInteger($x); // we recommend to use acceptsInteger((integer) $x); Loading history...
136		// @codeCoverageIgnoreStart
137		if (!$package instanceof CompletePackage) {
138		throw new UnexpectedValueException(
139		'Expected instance of CompletePackage, got ' .
140		get_class($package)
141		);
142		}
143		// @codeCoverageIgnoreEnd
144	95	return $package;
145		}
146
147		/**
148		* Merge this package into a RootPackageInterface
149		*
150		* @param RootPackageInterface $root
151		* @param PluginState $state
152		*/
153	95	public function mergeInto(RootPackageInterface $root, PluginState $state)
154		{
155	95	$this->addRepositories($root);
156
157	95	$this->mergeRequires('require', $root, $state);
158	95	if ($state->isDevMode()) {
159	90	$this->mergeRequires('require-dev', $root, $state);
160	90	}
161
162	95	$this->mergePackageLinks('conflict', $root);
163	95	$this->mergePackageLinks('replace', $root);
164	95	$this->mergePackageLinks('provide', $root);
165
166	95	$this->mergeSuggests($root);
167
168	95	$this->mergeAutoload('autoload', $root);
169	95	if ($state->isDevMode()) {
170	90	$this->mergeAutoload('devAutoload', $root);
171	90	}
172
173	95	$this->mergeExtra($root, $state);
174	95	$this->mergeReferences($root);
175	95	}
176
177		/**
178		* Merge just the dev portion into a RootPackageInterface
179		*
180		* @param RootPackageInterface $root
181		* @param PluginState $state
182		*/
183		public function mergeDev(RootPackageInterface $root, PluginState $state)
184		{
185		$this->mergeRequires('require-dev', $root, $state);
186		$this->mergeAutoload('devAutoload', $root);
187		$this->mergeReferences($root);
188		}
189
190		/**
191		* Add a collection of repositories described by the given configuration
192		* to the given package and the global repository manager.
193		*
194		* @param RootPackageInterface $root
195		*/
196	95	protected function addRepositories(RootPackageInterface $root)
197		{
198	95	if (!isset($this->json['repositories'])) {
199	85	return;
200		}
201	10	$repoManager = $this->composer->getRepositoryManager();
202	10	$newRepos = array();
203
204	10	foreach ($this->json['repositories'] as $repoJson) {
205	10	if (!isset($repoJson['type'])) {
206	10	continue;
207		}
208	10	$this->logger->info("Adding {$repoJson['type']} repository");
209	10	$repo = $repoManager->createRepository(
210	10	$repoJson['type'],
211		$repoJson
212	10	);
213	10	$repoManager->addRepository($repo);
214	10	$newRepos[] = $repo;
215	10	}
216
217	10	$unwrapped = self::unwrapIfNeeded($root, 'setRepositories');
218	10	$unwrapped->setRepositories(array_merge(
219	10	$newRepos,
220	10	$root->getRepositories()
221	10	));
222	10	}
223
224		/**
225		* Merge require or require-dev into a RootPackageInterface
226		*
227		* @param string $type 'require' or 'require-dev'
228		* @param RootPackageInterface $root
229		* @param PluginState $state
230		*/
231	95	protected function mergeRequires(
232		$type,
233		RootPackageInterface $root,
234		PluginState $state
235		) {
236	95	$linkType = BasePackage::$supportedLinkTypes[$type];
237	95	$getter = 'get' . ucfirst($linkType['method']);
238	95	$setter = 'set' . ucfirst($linkType['method']);
239
240	95	$requires = $this->package->{$getter}();
241	95	if (empty($requires)) {
242	75	return;
243		}
244
245	65	$this->mergeStabilityFlags($root, $requires);
246
247	65	$requires = $this->replaceSelfVersionDependencies(
248	65	$type,
249	65	$requires,
250		$root
251	65	);
252
253	65	$root->{$setter}($this->mergeOrDefer(
254	65	$type,
255	65	$root->{$getter}(),
256	65	$requires,
257		$state
258	65	));
259	65	}
260
261		/**
262		* Merge two collections of package links and collect duplicates for
263		* subsequent processing.
264		*
265		* @param string $type 'require' or 'require-dev'
266		* @param array $origin Primary collection
267		* @param array $merge Additional collection
268		* @param PluginState $state
269		* @return array Merged collection
270		*/
271	65	protected function mergeOrDefer(
272		$type,
273		array $origin,
274		array $merge,
275		$state
276		) {
277	65	$dups = array();
278	65	foreach ($merge as $name => $link) {
279	65	if (!isset($origin[$name]) \|\| $state->replaceDuplicateLinks()) {
280	65	$this->logger->info("Merging <comment>{$name}</comment>");
281	65	$origin[$name] = $link;
282	65	} else {
283		// Defer to solver.
284	15	$this->logger->info(
285	15	"Deferring duplicate <comment>{$name}</comment>"
286	15	);
287	15	$dups[] = $link;
288		}
289	65	}
290	65	$state->addDuplicateLinks($type, $dups);
291	65	return $origin;
292		}
293
294		/**
295		* Merge autoload or autoload-dev into a RootPackageInterface
296		*
297		* @param string $type 'autoload' or 'devAutoload'
298		* @param RootPackageInterface $root
299		*/
300	95	protected function mergeAutoload($type, RootPackageInterface $root)
301		{
302	95	$getter = 'get' . ucfirst($type);
303	95	$setter = 'set' . ucfirst($type);
304
305	95	$autoload = $this->package->{$getter}();
306	95	if (empty($autoload)) {
307	90	return;
308		}
309
310	10	$unwrapped = self::unwrapIfNeeded($root, $setter);
311	10	$unwrapped->{$setter}(array_merge_recursive(
312	10	$root->{$getter}(),
313	10	$this->fixRelativePaths($autoload)
314	10	));
315	10	}
316
317		/**
318		* Fix a collection of paths that are relative to this package to be
319		* relative to the base package.
320		*
321		* @param array $paths
322		* @return array
323		*/
324	10	protected function fixRelativePaths(array $paths)
325		{
326	10	$base = dirname($this->path);
327	10	$base = ($base === '.') ? '' : "{$base}/";
328
329	10	array_walk_recursive(
330	10	$paths,
331		function (&$path) use ($base) {
332	10	$path = "{$base}{$path}";
333	10	}
334	10	);
335	10	return $paths;
336		}
337
338		/**
339		* Extract and merge stability flags from the given collection of
340		* requires and merge them into a RootPackageInterface
341		*
342		* @param RootPackageInterface $root
343		* @param array $requires
344		*/
345	65	protected function mergeStabilityFlags(
346		RootPackageInterface $root,
347		array $requires
348		) {
349	65	$flags = $root->getStabilityFlags();
350	65	$sf = new StabilityFlags($flags, $root->getMinimumStability());
351
352	65	$unwrapped = self::unwrapIfNeeded($root, 'setStabilityFlags');
353	65	$unwrapped->setStabilityFlags(array_merge(
354	65	$flags,
355	65	$sf->extractAll($requires)
356	65	));
357	65	}
358
359		/**
360		* Merge package links of the given type into a RootPackageInterface
361		*
362		* @param string $type 'conflict', 'replace' or 'provide'
363		* @param RootPackageInterface $root
364		*/
365	95	protected function mergePackageLinks($type, RootPackageInterface $root)
366		{
367	95	$linkType = BasePackage::$supportedLinkTypes[$type];
368	95	$getter = 'get' . ucfirst($linkType['method']);
369	95	$setter = 'set' . ucfirst($linkType['method']);
370
371	95	$links = $this->package->{$getter}();
372	95	if (!empty($links)) {
373	20	$unwrapped = self::unwrapIfNeeded($root, $setter);
374		// @codeCoverageIgnoreStart
375		if ($root !== $unwrapped) {
376		$this->logger->warning(
377		'This Composer version does not support ' .
378		"'{$type}' merging for aliased packages."
379		);
380		}
381		// @codeCoverageIgnoreEnd
382	20	$unwrapped->{$setter}(array_merge(
383	20	$root->{$getter}(),
384	20	$this->replaceSelfVersionDependencies($type, $links, $root)
385	20	));
386	20	}
387	95	}
388
389		/**
390		* Merge suggested packages into a RootPackageInterface
391		*
392		* @param RootPackageInterface $root
393		*/
394	95	protected function mergeSuggests(RootPackageInterface $root)
395		{
396	95	$suggests = $this->package->getSuggests();
397	95	if (!empty($suggests)) {
398	10	$unwrapped = self::unwrapIfNeeded($root, 'setSuggests');
399	10	$unwrapped->setSuggests(array_merge(
400	10	$root->getSuggests(),
401		$suggests
402	10	));
403	10	}
404	95	}
405
406		/**
407		* Merge extra config into a RootPackageInterface
408		*
409		* @param RootPackageInterface $root
410		* @param PluginState $state
411		*/
412	95	public function mergeExtra(RootPackageInterface $root, PluginState $state)
413		{
414	95	$extra = $this->package->getExtra();
415	95	unset($extra['merge-plugin']);
416	95	if (!$state->shouldMergeExtra() \|\| empty($extra)) {
417	80	return;
418		}
419
420	15	$rootExtra = $root->getExtra();
421	15	$unwrapped = self::unwrapIfNeeded($root, 'setExtra');
422
423	15	if ($state->replaceDuplicateLinks()) {
424	5	$unwrapped->setExtra(
425	5	array_merge($rootExtra, $extra)
426	5	);
427
428	5	} else {
429	10	foreach (array_intersect(
430	10	array_keys($extra),
431	10	array_keys($rootExtra)
432	10	) as $key) {
433	5	$this->logger->info(
434	5	"Ignoring duplicate <comment>{$key}</comment> in ".
435	5	"<comment>{$this->path}</comment> extra config."
436	5	);
437	10	}
438	10	$unwrapped->setExtra(
439	10	array_merge($extra, $rootExtra)
440	10	);
441		}
442	15	}
443
444		/**
445		* Update Links with a 'self.version' constraint with the root package's
446		* version.
447		*
448		* @param string $type Link type
449		* @param array $links
450		* @param RootPackageInterface $root
451		* @return array
452		*/
453	75	protected function replaceSelfVersionDependencies(
454		$type,
455		array $links,
456		RootPackageInterface $root
457		) {
458	75	$linkType = BasePackage::$supportedLinkTypes[$type];
459	75	$version = $root->getVersion();
460	75	$prettyVersion = $root->getPrettyVersion();
461	75	$vp = $this->versionParser;
462
463	75	$method = 'get' . ucfirst($linkType['method']);
464	75	$packages = $root->$method();
465
466	75	return array_map(
467	75	function ($link) use ($linkType, $version, $prettyVersion, $vp, $packages) {
468	75	if ('self.version' === $link->getPrettyConstraint()) {
469	10	if (isset($packages[$link->getSource()])) {
470		/** @var Link $package */
471	5	$package = $packages[$link->getSource()];
472	5	return new Link(
473	5	$link->getSource(),
474	5	$link->getTarget(),
475	5	$vp->parseConstraints($package->getConstraint()->getPrettyString()),
476	5	$linkType['description'],
477	5	$package->getPrettyConstraint()
478	5	);
479		}
480
481	5	return new Link(
482	5	$link->getSource(),
483	5	$link->getTarget(),
484	5	$vp->parseConstraints($version),
485	5	$linkType['description'],
486		$prettyVersion
487	5	);
488		}
489	75	return $link;
490	75	},
491		$links
492	75	);
493		}
494
495		/**
496		* Get a full featured Package from a RootPackageInterface.
497		*
498		* In Composer versions before 599ad77 the RootPackageInterface only
499		* defines a sub-set of operations needed by composer-merge-plugin and
500		* RootAliasPackage only implemented those methods defined by the
501		* interface. Most of the unimplemented methods in RootAliasPackage can be
502		* worked around because the getter methods that are implemented proxy to
503		* the aliased package which we can modify by unwrapping. The exception
504		* being modifying the 'conflicts', 'provides' and 'replaces' collections.
505		* We have no way to actually modify those collections unfortunately in
506		* older versions of Composer.
507		*
508		* @param RootPackageInterface $root
509		* @param string $method Method needed
510		* @return RootPackageInterface\|RootPackage
511		*/
512	95	public static function unwrapIfNeeded(
513		RootPackageInterface $root,
514		$method = 'setExtra'
515		) {
516		// @codeCoverageIgnoreStart
517		if ($root instanceof RootAliasPackage &&
518		!method_exists($root, $method)
519		) {
520		// Unwrap and return the aliased RootPackage.
521		$root = $root->getAliasOf();
522		}
523		// @codeCoverageIgnoreEnd
524	95	return $root;
525		}
526
527		/**
528		* Update the root packages reference information.
529		*
530		* @param RootPackageInterface $root
531		*/
532	95	protected function mergeReferences(RootPackageInterface $root)
533		{
534		// Merge source reference information for merged packages.
535		// @see RootPackageLoader::load
536	95	$references = array();
537	95	$unwrapped = $this->unwrapIfNeeded($root, 'setReferences');
538	95	foreach (array('require', 'require-dev') as $linkType) {
539	95	$linkInfo = BasePackage::$supportedLinkTypes[$linkType];
540	95	$method = 'get'.ucfirst($linkInfo['method']);
541	95	$links = array();
542	95	foreach ($unwrapped->$method() as $link) {
543	35	$links[$link->getTarget()] = $link->getConstraint()->getPrettyString();
544	95	}
545	95	$references = $this->extractReferences($links, $references);
546	95	}
547	95	$unwrapped->setReferences($references);
548	95	}
549
550		/**
551		* Extract vcs revision from version constraint (dev-master#abc123.
552		*
553		* @param array $requires
554		* @param array $references
555		* @return array
556		* @see RootPackageLoader::extractReferences()
557		*/
558	95	protected function extractReferences(array $requires, array $references)
559		{
560	95	foreach ($requires as $reqName => $reqVersion) {
561	35	$reqVersion = preg_replace('{^([^,\s@]+) as .+$}', '$1', $reqVersion);
562	35	$stabilityName = VersionParser::parseStability($reqVersion);
563		if (
564	35	preg_match('{^[^,\s@]+?#([a-f0-9]+)$}', $reqVersion, $match) &&
565		$stabilityName === 'dev'
566	35	) {
567	5	$name = strtolower($reqName);
568	5	$references[$name] = $match[1];
569	5	}
570	95	}
571
572	95	return $references;
573		}
574		}
575		// vim:sw=4:ts=4:sts=4:et:
576

wikimedia / composer-merge-plugin

Pull Request — master (#117)

ExtraPackage::mergeDev() A

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