Plugin::activate() - Code Metrics - Inspection of "added Closure processing" - hiqdev/composer-extension-plugin - Measure and Improve Code Quality continuously with Scrutinizer

Completed

Push — master ( 66a30f...3e4a53 )

by Andrii

created 2016-05-18 07:57 UTC

Plugin::activate() A

↳ Parent: Plugin

Complexity

Conditions	1
Paths	1

Size

Total Lines	5
Code Lines	3

Duplication

Lines	0
Ratio	0 %

Code Coverage

Tests	4
CRAP Score	1

Importance

Changes	3
Bugs	0	Features	0

Metric	Value
c	3
b	0
f	0
dl	0
loc	5
ccs	4
cts	4
cp	1
rs	9.4285
cc	1
eloc	3
nc	1
nop	2
crap	1

<?php

/*
 * Composer plugin for pluggable extensions
 *
 * @link      https://github.com/hiqdev/composer-extension-plugin
 * @package   composer-extension-plugin
 * @license   BSD-3-Clause
 * @copyright Copyright (c) 2016, HiQDev (http://hiqdev.com/)
 */

namespace hiqdev\composerextensionplugin;

use Composer\Composer;
use Composer\EventDispatcher\EventSubscriberInterface;
use Composer\IO\IOInterface;
use Composer\Package\PackageInterface;
use Composer\Package\RootPackageInterface;
use Composer\Plugin\PluginInterface;
use Composer\Script\Event;
use Composer\Script\ScriptEvents;
use Composer\Util\Filesystem;

/**
 * Plugin class.
 *
 * @author Andrii Vasyliev <[email protected]>
 */
class Plugin implements PluginInterface, EventSubscriberInterface
{
    const PACKAGE_TYPE          = 'yii2-extension';
    const EXTRA_OPTION_NAME     = 'extension-plugin';
    const OUTPUT_PATH           = 'hiqdev';
    const BASE_DIR_SAMPLE       = '<base-dir>';
    const VENDOR_DIR_SAMPLE     = '<base-dir>/vendor';

    /**
     * @var PackageInterface[] the array of active composer packages
     */
    protected $packages;

    /**
     * @var string absolute path to the package base directory.
     */
    protected $baseDir;

    /**
     * @var string absolute path to vendor directory.
     */
    protected $vendorDir;

    /**
     * @var Filesystem utility
     */
    protected $filesystem;

    /**
     * @var array whole data
     */
    protected $data = [
        'aliases'    => [],
        'extensions' => [],
    ];

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

    /**
     * @var IOInterface
     */
    public $io;

    /**
     * Initializes the plugin object with the passed $composer and $io.
     * @param Composer $composer
     * @param IOInterface $io
     */
    public function activate(Composer $composer, IOInterface $io)
    {
        $this->composer = $composer;
        $this->io = $io;
    }

    /**
     * Returns list of events the plugin is subscribed to.
     * @return array list of events
     */
    public static function getSubscribedEvents()
    {
        return [
            ScriptEvents::POST_AUTOLOAD_DUMP => [
                ['onPostAutoloadDump', 0],
            ],
        ];
    }

    /**
     * Simply rewrites extensions file from scratch.
     * @param Event $event
     */
    public function onPostAutoloadDump(Event $event)

    {
        $this->io->writeError('<info>Generating extensions files</info>');
        foreach ($this->getPackages() as $package) {
            if ($package instanceof \Composer\Package\CompletePackageInterface) {
                $this->processPackage($package);
            }
        }
        $this->processPackage($this->composer->getPackage());

        foreach ($this->data as $name => $data) {
            $this->saveFile($this->buildOutputPath($name), $data);
        }
    }

    public function buildOutputPath($name)
    {
        return static::OUTPUT_PATH . DIRECTORY_SEPARATOR . $name . '.php';
    }

    /**
     * Writes file.
     * @param string $file
     * @param array $data
     */
    protected function saveFile($file, array $data)
    {
        $path = $this->getVendorDir() . '/' . $file;
        if (!file_exists(dirname($path))) {
            mkdir(dirname($path), 0777, true);
        }
        $array = str_replace("'" . self::BASE_DIR_SAMPLE, '$baseDir . \'', Helper::exportVar($data));
        file_put_contents($path, "<?php\n\n\$baseDir = dirname(dirname(__DIR__));\n\nreturn $array;\n");
    }

    /**
     * Scans the given package and collects extensions data.
     * @param PackageInterface $package
     */
    public function processPackage(PackageInterface $package)
    {
        $extra = $package->getExtra();
        $files = isset($extra[self::EXTRA_OPTION_NAME]) ? $extra[self::EXTRA_OPTION_NAME] : null;
        if ($package->getType() !== self::PACKAGE_TYPE && is_null($files)) {
            return;
        }

        $extension = [
            'name'    => $package->getName(),
            'version' => $package->getVersion(),
        ];
        if ($package->getVersion() === '9999999-dev') {
            $reference = $package->getSourceReference() ?: $package->getDistReference();
            if ($reference) {
                $extension['reference'] = $reference;
            }
        }
        $this->data['extensions'][$package->getName()] = $extension;

        $aliases = array_merge(
            $this->prepareAliases($package, 'psr-0'),
            $this->prepareAliases($package, 'psr-4')
        );
        $this->data['aliases'] = array_merge($this->data['aliases'], $aliases);
        foreach ((array) $files as $name => $path) {
            $config = $this->readExtensionConfig($package, $path);
            $config['aliases'] = array_merge(
                $aliases,
                isset($config['aliases']) ? (array) $config['aliases'] : []
            );
            $this->data['aliases'] = array_merge($this->data['aliases'], $config['aliases']);
            $this->data[$name] = isset($this->data[$name]) ? Helper::mergeConfig($this->data[$name], $config) : $config;
        }
    }

    /**
     * Read extra config.
     * @param string $file
     * @return array
     */
    protected function readExtensionConfig(PackageInterface $package, $file)
    {
        $path = $this->preparePath($package, $file);
        if (!file_exists($path)) {
            $this->io->writeError('<error>Non existent extension config file</error> ' . $file . ' in ' . $package->getName());
            exit(1);

        }
        return require $path;
    }

    /**
     * Prepare aliases.
     *
     * @param PackageInterface $package
     * @param string 'psr-0' or 'psr-4'
     * @return array
     */
    protected function prepareAliases(PackageInterface $package, $psr)
    {
        $autoload = $package->getAutoload();
        if (empty($autoload[$psr])) {
            return [];
        }

        $aliases = [];
        foreach ($autoload[$psr] as $name => $path) {
            if (is_array($path)) {
                // ignore psr-4 autoload specifications with multiple search paths
                // we can not convert them into aliases as they are ambiguous
                continue;
            }
            $name = str_replace('\\', '/', trim($name, '\\'));
            $path = $this->preparePath($package, $path);
            $path = $this->substitutePath($path, $this->getBaseDir(), self::BASE_DIR_SAMPLE);
            if ('psr-0' === $psr) {
                $path .= '/' . $name;
            }
            $aliases["@$name"] = $path;
        }

        return $aliases;
    }

    /**
     * Substitute path with alias if applicable.
     * @param string $path
     * @param string $dir
     * @param string $alias
     * @return string
     */
    public function substitutePath($path, $dir, $alias)
    {
        return (substr($path, 0, strlen($dir) + 1) === $dir . '/') ? $alias . substr($path, strlen($dir)) : $path;
    }

    public function preparePath(PackageInterface $package, $path)
    {
        if (!$this->getFilesystem()->isAbsolutePath($path)) {
            $prefix = $package instanceof RootPackageInterface ? $this->getBaseDir() : $this->getVendorDir() . '/' . $package->getPrettyName();
            $path = $prefix . '/' . $path;
        }

        return $this->getFilesystem()->normalizePath($path);
    }

    /**
     * Sets [[packages]].
     * @param PackageInterface[] $packages
     */
    public function setPackages(array $packages)
    {
        $this->packages = $packages;
    }

    /**
     * Gets [[packages]].
     * @return \Composer\Package\PackageInterface[]
     */
    public function getPackages()
    {
        if ($this->packages === null) {
            $this->packages = $this->composer->getRepositoryManager()->getLocalRepository()->getCanonicalPackages();
        }

        return $this->packages;
    }

    /**
     * Get absolute path to package base dir.
     * @return string
     */
    public function getBaseDir()
    {
        if ($this->baseDir === null) {
            $this->baseDir = dirname($this->getVendorDir());
        }

        return $this->baseDir;
    }

    /**
     * Get absolute path to composer vendor dir.
     * @return string
     */
    public function getVendorDir()
    {
        if ($this->vendorDir === null) {
            $dir = $this->composer->getConfig()->get('vendor-dir', '/');
            $this->vendorDir = $this->getFilesystem()->normalizePath($dir);
        }

        return $this->vendorDir;
    }

    /**
     * Getter for filesystem utility.
     * @return Filesystem
     */
    public function getFilesystem()
    {
        if ($this->filesystem === null) {
            $this->filesystem = new Filesystem();
        }

        return $this->filesystem;
    }
}


1		<?php
2
3		/*
4		* Composer plugin for pluggable extensions
5		*
6		* @link https://github.com/hiqdev/composer-extension-plugin
7		* @package composer-extension-plugin
8		* @license BSD-3-Clause
9		* @copyright Copyright (c) 2016, HiQDev (http://hiqdev.com/)
10		*/
11
12		namespace hiqdev\composerextensionplugin;
13
14		use Composer\Composer;
15		use Composer\EventDispatcher\EventSubscriberInterface;
16		use Composer\IO\IOInterface;
17		use Composer\Package\PackageInterface;
18		use Composer\Package\RootPackageInterface;
19		use Composer\Plugin\PluginInterface;
20		use Composer\Script\Event;
21		use Composer\Script\ScriptEvents;
22		use Composer\Util\Filesystem;
23
24		/**
25		* Plugin class.
26		*
27		* @author Andrii Vasyliev <[email protected]>
28		*/
29		class Plugin implements PluginInterface, EventSubscriberInterface
30		{
31		const PACKAGE_TYPE = 'yii2-extension';
32		const EXTRA_OPTION_NAME = 'extension-plugin';
33		const OUTPUT_PATH = 'hiqdev';
34		const BASE_DIR_SAMPLE = '<base-dir>';
35		const VENDOR_DIR_SAMPLE = '<base-dir>/vendor';
36
37		/**
38		* @var PackageInterface[] the array of active composer packages
39		*/
40		protected $packages;
41
42		/**
43		* @var string absolute path to the package base directory.
44		*/
45		protected $baseDir;
46
47		/**
48		* @var string absolute path to vendor directory.
49		*/
50		protected $vendorDir;
51
52		/**
53		* @var Filesystem utility
54		*/
55		protected $filesystem;
56
57		/**
58		* @var array whole data
59		*/
60		protected $data = [
61		'aliases' => [],
62		'extensions' => [],
63		];
64
65		/**
66		* @var Composer instance
67		*/
68		protected $composer;
69
70		/**
71		* @var IOInterface
72		*/
73		public $io;
74
75		/**
76		* Initializes the plugin object with the passed $composer and $io.
77		* @param Composer $composer
78		* @param IOInterface $io
79		*/
80	2	public function activate(Composer $composer, IOInterface $io)
81		{
82	2	$this->composer = $composer;
83	2	$this->io = $io;
84	2	}
85
86		/**
87		* Returns list of events the plugin is subscribed to.
88		* @return array list of events
89		*/
90	1	public static function getSubscribedEvents()
91		{
92		return [
93	1	ScriptEvents::POST_AUTOLOAD_DUMP => [
94	1	['onPostAutoloadDump', 0],
95	1	],
96	1	];
97		}
98
99		/**
100		* Simply rewrites extensions file from scratch.
101		* @param Event $event
102		*/
103		public function onPostAutoloadDump(Event $event)
		0 ignored issues – show Unused Code introduced 2016-03-11 05:56 UTC by Report Bug Copy Issue Report The parameter `$event` is not used and could be removed. This check looks from parameters that have been defined for a function or method, but which are not used in the method body. Loading history...
104		{
105		$this->io->writeError('<info>Generating extensions files</info>');
106		foreach ($this->getPackages() as $package) {
107		if ($package instanceof \Composer\Package\CompletePackageInterface) {
108		$this->processPackage($package);
109		}
110		}
111		$this->processPackage($this->composer->getPackage());
112
113		foreach ($this->data as $name => $data) {
114		$this->saveFile($this->buildOutputPath($name), $data);
115		}
116		}
117
118		public function buildOutputPath($name)
119		{
120		return static::OUTPUT_PATH . DIRECTORY_SEPARATOR . $name . '.php';
121		}
122
123		/**
124		* Writes file.
125		* @param string $file
126		* @param array $data
127		*/
128		protected function saveFile($file, array $data)
129		{
130		$path = $this->getVendorDir() . '/' . $file;
131		if (!file_exists(dirname($path))) {
132		mkdir(dirname($path), 0777, true);
133		}
134		$array = str_replace("'" . self::BASE_DIR_SAMPLE, '$baseDir . \'', Helper::exportVar($data));
135		file_put_contents($path, "<?php\n\n\$baseDir = dirname(dirname(__DIR__));\n\nreturn $array;\n");
136		}
137
138		/**
139		* Scans the given package and collects extensions data.
140		* @param PackageInterface $package
141		*/
142		public function processPackage(PackageInterface $package)
143		{
144		$extra = $package->getExtra();
145		$files = isset($extra[self::EXTRA_OPTION_NAME]) ? $extra[self::EXTRA_OPTION_NAME] : null;
146		if ($package->getType() !== self::PACKAGE_TYPE && is_null($files)) {
147		return;
148		}
149
150		$extension = [
151		'name' => $package->getName(),
152		'version' => $package->getVersion(),
153		];
154		if ($package->getVersion() === '9999999-dev') {
155		$reference = $package->getSourceReference() ?: $package->getDistReference();
156		if ($reference) {
157		$extension['reference'] = $reference;
158		}
159		}
160		$this->data['extensions'][$package->getName()] = $extension;
161
162		$aliases = array_merge(
163		$this->prepareAliases($package, 'psr-0'),
164		$this->prepareAliases($package, 'psr-4')
165		);
166		$this->data['aliases'] = array_merge($this->data['aliases'], $aliases);
167		foreach ((array) $files as $name => $path) {
168		$config = $this->readExtensionConfig($package, $path);
169		$config['aliases'] = array_merge(
170		$aliases,
171		isset($config['aliases']) ? (array) $config['aliases'] : []
172		);
173		$this->data['aliases'] = array_merge($this->data['aliases'], $config['aliases']);
174		$this->data[$name] = isset($this->data[$name]) ? Helper::mergeConfig($this->data[$name], $config) : $config;
175		}
176		}
177
178		/**
179		* Read extra config.
180		* @param string $file
181		* @return array
182		*/
183		protected function readExtensionConfig(PackageInterface $package, $file)
184		{
185		$path = $this->preparePath($package, $file);
186		if (!file_exists($path)) {
187		$this->io->writeError('<error>Non existent extension config file</error> ' . $file . ' in ' . $package->getName());
188		exit(1);
		0 ignored issues – show Coding Style Compatibility introduced 2016-04-15 10:09 UTC by Report Bug Copy Issue Report The method `readExtensionConfig()` contains an exit expression. An exit expression should only be used in rare cases. For example, if you write a short command line script. In most cases however, using an `exit` expression makes the code untestable and often causes incompatibilities with other libraries. Thus, unless you are absolutely sure it is required here, we recommend to refactor your code to avoid its usage. Loading history...
189		}
190		return require $path;
191		}
192
193		/**
194		* Prepare aliases.
195		*
196		* @param PackageInterface $package
197		* @param string 'psr-0' or 'psr-4'
198		* @return array
199		*/
200		protected function prepareAliases(PackageInterface $package, $psr)
201		{
202		$autoload = $package->getAutoload();
203		if (empty($autoload[$psr])) {
204		return [];
205		}
206
207		$aliases = [];
208		foreach ($autoload[$psr] as $name => $path) {
209		if (is_array($path)) {
210		// ignore psr-4 autoload specifications with multiple search paths
211		// we can not convert them into aliases as they are ambiguous
212		continue;
213		}
214		$name = str_replace('\\', '/', trim($name, '\\'));
215		$path = $this->preparePath($package, $path);
216		$path = $this->substitutePath($path, $this->getBaseDir(), self::BASE_DIR_SAMPLE);
217		if ('psr-0' === $psr) {
218		$path .= '/' . $name;
219		}
220		$aliases["@$name"] = $path;
221		}
222
223		return $aliases;
224		}
225
226		/**
227		* Substitute path with alias if applicable.
228		* @param string $path
229		* @param string $dir
230		* @param string $alias
231		* @return string
232		*/
233		public function substitutePath($path, $dir, $alias)
234		{
235		return (substr($path, 0, strlen($dir) + 1) === $dir . '/') ? $alias . substr($path, strlen($dir)) : $path;
236		}
237
238		public function preparePath(PackageInterface $package, $path)
239		{
240		if (!$this->getFilesystem()->isAbsolutePath($path)) {
241		$prefix = $package instanceof RootPackageInterface ? $this->getBaseDir() : $this->getVendorDir() . '/' . $package->getPrettyName();
242		$path = $prefix . '/' . $path;
243		}
244
245		return $this->getFilesystem()->normalizePath($path);
246		}
247
248		/**
249		* Sets [[packages]].
250		* @param PackageInterface[] $packages
251		*/
252	2	public function setPackages(array $packages)
253		{
254	2	$this->packages = $packages;
255	2	}
256
257		/**
258		* Gets [[packages]].
259		* @return \Composer\Package\PackageInterface[]
260		*/
261	1	public function getPackages()
262		{
263	1	if ($this->packages === null) {
264		$this->packages = $this->composer->getRepositoryManager()->getLocalRepository()->getCanonicalPackages();
265		}
266
267	1	return $this->packages;
268		}
269
270		/**
271		* Get absolute path to package base dir.
272		* @return string
273		*/
274		public function getBaseDir()
275		{
276		if ($this->baseDir === null) {
277		$this->baseDir = dirname($this->getVendorDir());
278		}
279
280		return $this->baseDir;
281		}
282
283		/**
284		* Get absolute path to composer vendor dir.
285		* @return string
286		*/
287		public function getVendorDir()
288		{
289		if ($this->vendorDir === null) {
290		$dir = $this->composer->getConfig()->get('vendor-dir', '/');
291		$this->vendorDir = $this->getFilesystem()->normalizePath($dir);
292		}
293
294		return $this->vendorDir;
295		}
296
297		/**
298		* Getter for filesystem utility.
299		* @return Filesystem
300		*/
301		public function getFilesystem()
302		{
303		if ($this->filesystem === null) {
304		$this->filesystem = new Filesystem();
305		}
306
307		return $this->filesystem;
308		}
309		}
310

hiqdev / composer-extension-plugin

Push — master ( 66a30f...3e4a53 )

Plugin::activate() A

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Duplication

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Importance

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