ClassLoader::findFileWithExtension() - Code Metrics - Inspection of "Object' is a special class name (rename Object to..." - php-xapi/model - Measure and Improve Code Quality continuously with Scrutinizer

Completed

Pull Request — master (#62)

by Abdelouahab

created 2018-04-08 13:37 UTC

ClassLoader::findFileWithExtension() C

↳ Parent: ClassLoader

Complexity

Conditions	18
Paths	107

Size

Total Lines	65
Code Lines	33

Duplication

Lines	0
Ratio	0 %

Importance

Changes

Metric	Value
cc	18
eloc	33
nc	107
nop	2
dl	0
loc	65
rs	5.7038
c	0
b	0
f	0

How to fix Long Method Complexity

<?php

/*
 * This file is part of Composer.
 *
 * (c) Nils Adermann <[email protected]>
 *     Jordi Boggiano <[email protected]>
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 */

namespace Composer\Autoload;

/**
 * ClassLoader implements a PSR-0, PSR-4 and classmap class loader.
 *
 *     $loader = new \Composer\Autoload\ClassLoader();
 *
 *     // register classes with namespaces
 *     $loader->add('Symfony\Component', __DIR__.'/component');
 *     $loader->add('Symfony',           __DIR__.'/framework');
 *
 *     // activate the autoloader
 *     $loader->register();
 *
 *     // to enable searching the include path (eg. for PEAR packages)
 *     $loader->setUseIncludePath(true);
 *
 * In this example, if you try to use a class in the Symfony\Component
 * namespace or one of its children (Symfony\Component\Console for instance),
 * the autoloader will first look for the class under the component/
 * directory, and it will then fallback to the framework/ directory if not
 * found before giving up.
 *
 * This class is loosely based on the Symfony UniversalClassLoader.
 *
 * @author Fabien Potencier <[email protected]>
 * @author Jordi Boggiano <[email protected]>
 * @see    http://www.php-fig.org/psr/psr-0/
 * @see    http://www.php-fig.org/psr/psr-4/
 */
class ClassLoader
{
    // PSR-4
    private $prefixLengthsPsr4 = array();
    private $prefixDirsPsr4 = array();
    private $fallbackDirsPsr4 = array();

    // PSR-0
    private $prefixesPsr0 = array();
    private $fallbackDirsPsr0 = array();

    private $useIncludePath = false;
    private $classMap = array();
    private $classMapAuthoritative = false;
    private $missingClasses = array();
    private $apcuPrefix;

    public function getPrefixes()
    {
        if (!empty($this->prefixesPsr0)) {
            return call_user_func_array('array_merge', $this->prefixesPsr0);
        }

        return array();
    }

    public function getPrefixesPsr4()
    {
        return $this->prefixDirsPsr4;
    }

    public function getFallbackDirs()
    {
        return $this->fallbackDirsPsr0;
    }

    public function getFallbackDirsPsr4()
    {
        return $this->fallbackDirsPsr4;
    }

    public function getClassMap()
    {
        return $this->classMap;
    }

    /**
     * @param array $classMap Class to filename map
     */
    public function addClassMap(array $classMap)
    {
        if ($this->classMap) {
            $this->classMap = array_merge($this->classMap, $classMap);
        } else {
            $this->classMap = $classMap;
        }
    }

    /**
     * Registers a set of PSR-0 directories for a given prefix, either
     * appending or prepending to the ones previously set for this prefix.
     *
     * @param string       $prefix  The prefix
     * @param array|string $paths   The PSR-0 root directories
     * @param bool         $prepend Whether to prepend the directories
     */
    public function add($prefix, $paths, $prepend = false)
    {
        if (!$prefix) {
            if ($prepend) {
                $this->fallbackDirsPsr0 = array_merge(
                    (array) $paths,
                    $this->fallbackDirsPsr0
                );
            } else {
                $this->fallbackDirsPsr0 = array_merge(
                    $this->fallbackDirsPsr0,
                    (array) $paths
                );
            }

            return;
        }

        $first = $prefix[0];
        if (!isset($this->prefixesPsr0[$first][$prefix])) {
            $this->prefixesPsr0[$first][$prefix] = (array) $paths;

            return;
        }
        if ($prepend) {
            $this->prefixesPsr0[$first][$prefix] = array_merge(
                (array) $paths,
                $this->prefixesPsr0[$first][$prefix]
            );
        } else {
            $this->prefixesPsr0[$first][$prefix] = array_merge(
                $this->prefixesPsr0[$first][$prefix],
                (array) $paths
            );
        }
    }

    /**
     * Registers a set of PSR-4 directories for a given namespace, either
     * appending or prepending to the ones previously set for this namespace.
     *
     * @param string       $prefix  The prefix/namespace, with trailing '\\'
     * @param array|string $paths   The PSR-4 base directories
     * @param bool         $prepend Whether to prepend the directories
     *
     * @throws \InvalidArgumentException
     */
    public function addPsr4($prefix, $paths, $prepend = false)
    {
        if (!$prefix) {
            // Register directories for the root namespace.
            if ($prepend) {
                $this->fallbackDirsPsr4 = array_merge(
                    (array) $paths,
                    $this->fallbackDirsPsr4
                );
            } else {
                $this->fallbackDirsPsr4 = array_merge(
                    $this->fallbackDirsPsr4,
                    (array) $paths
                );
            }
        } elseif (!isset($this->prefixDirsPsr4[$prefix])) {
            // Register directories for a new namespace.
            $length = strlen($prefix);
            if ('\\' !== $prefix[$length - 1]) {
                throw new \InvalidArgumentException("A non-empty PSR-4 prefix must end with a namespace separator.");
            }
            $this->prefixLengthsPsr4[$prefix[0]][$prefix] = $length;
            $this->prefixDirsPsr4[$prefix] = (array) $paths;
        } elseif ($prepend) {
            // Prepend directories for an already registered namespace.
            $this->prefixDirsPsr4[$prefix] = array_merge(
                (array) $paths,
                $this->prefixDirsPsr4[$prefix]
            );
        } else {
            // Append directories for an already registered namespace.
            $this->prefixDirsPsr4[$prefix] = array_merge(
                $this->prefixDirsPsr4[$prefix],
                (array) $paths
            );
        }
    }

    /**
     * Registers a set of PSR-0 directories for a given prefix,
     * replacing any others previously set for this prefix.
     *
     * @param string       $prefix The prefix
     * @param array|string $paths  The PSR-0 base directories
     */
    public function set($prefix, $paths)
    {
        if (!$prefix) {
            $this->fallbackDirsPsr0 = (array) $paths;
        } else {
            $this->prefixesPsr0[$prefix[0]][$prefix] = (array) $paths;
        }
    }

    /**
     * Registers a set of PSR-4 directories for a given namespace,
     * replacing any others previously set for this namespace.
     *
     * @param string       $prefix The prefix/namespace, with trailing '\\'
     * @param array|string $paths  The PSR-4 base directories
     *
     * @throws \InvalidArgumentException
     */
    public function setPsr4($prefix, $paths)
    {
        if (!$prefix) {
            $this->fallbackDirsPsr4 = (array) $paths;
        } else {
            $length = strlen($prefix);
            if ('\\' !== $prefix[$length - 1]) {
                throw new \InvalidArgumentException("A non-empty PSR-4 prefix must end with a namespace separator.");
            }
            $this->prefixLengthsPsr4[$prefix[0]][$prefix] = $length;
            $this->prefixDirsPsr4[$prefix] = (array) $paths;
        }
    }

    /**
     * Turns on searching the include path for class files.
     *
     * @param bool $useIncludePath
     */
    public function setUseIncludePath($useIncludePath)
    {
        $this->useIncludePath = $useIncludePath;
    }

    /**
     * Can be used to check if the autoloader uses the include path to check
     * for classes.
     *
     * @return bool
     */
    public function getUseIncludePath()
    {
        return $this->useIncludePath;
    }

    /**
     * Turns off searching the prefix and fallback directories for classes
     * that have not been registered with the class map.
     *
     * @param bool $classMapAuthoritative
     */
    public function setClassMapAuthoritative($classMapAuthoritative)
    {
        $this->classMapAuthoritative = $classMapAuthoritative;
    }

    /**
     * Should class lookup fail if not found in the current class map?
     *
     * @return bool
     */
    public function isClassMapAuthoritative()
    {
        return $this->classMapAuthoritative;
    }

    /**
     * APCu prefix to use to cache found/not-found classes, if the extension is enabled.
     *
     * @param string|null $apcuPrefix
     */
    public function setApcuPrefix($apcuPrefix)
    {
        $this->apcuPrefix = function_exists('apcu_fetch') && ini_get('apc.enabled') ? $apcuPrefix : null;
    }

    /**
     * The APCu prefix in use, or null if APCu caching is not enabled.
     *
     * @return string|null
     */
    public function getApcuPrefix()
    {
        return $this->apcuPrefix;
    }

    /**
     * Registers this instance as an autoloader.
     *
     * @param bool $prepend Whether to prepend the autoloader or not
     */
    public function register($prepend = false)
    {
        spl_autoload_register(array($this, 'loadClass'), true, $prepend);
    }

    /**
     * Unregisters this instance as an autoloader.
     */
    public function unregister()
    {
        spl_autoload_unregister(array($this, 'loadClass'));
    }

    /**
     * Loads the given class or interface.
     *
     * @param  string    $class The name of the class
     * @return bool|null True if loaded, null otherwise
     */
    public function loadClass($class)
    {
        if ($file = $this->findFile($class)) {
            includeFile($file);

            return true;
        }
    }

    /**
     * Finds the path to the file where the class is defined.
     *
     * @param string $class The name of the class
     *
     * @return string|false The path if found, false otherwise
     */
    public function findFile($class)
    {
        // class map lookup
        if (isset($this->classMap[$class])) {
            return $this->classMap[$class];
        }
        if ($this->classMapAuthoritative || isset($this->missingClasses[$class])) {
            return false;
        }
        if (null !== $this->apcuPrefix) {
            $file = apcu_fetch($this->apcuPrefix.$class, $hit);
            if ($hit) {
                return $file;
            }
        }

        $file = $this->findFileWithExtension($class, '.php');

        // Search for Hack files if we are running on HHVM
        if (false === $file && defined('HHVM_VERSION')) {
            $file = $this->findFileWithExtension($class, '.hh');
        }

        if (null !== $this->apcuPrefix) {
            apcu_add($this->apcuPrefix.$class, $file);
        }

        if (false === $file) {
            // Remember that this class does not exist.
            $this->missingClasses[$class] = true;
        }

        return $file;
    }

    private function findFileWithExtension($class, $ext)
    {
        // PSR-4 lookup
        $logicalPathPsr4 = strtr($class, '\\', DIRECTORY_SEPARATOR) . $ext;

        $first = $class[0];
        if (isset($this->prefixLengthsPsr4[$first])) {
            $subPath = $class;
            while (false !== $lastPos = strrpos($subPath, '\\')) {
                $subPath = substr($subPath, 0, $lastPos);
                $search = $subPath.'\\';
                if (isset($this->prefixDirsPsr4[$search])) {
                    $pathEnd = DIRECTORY_SEPARATOR . substr($logicalPathPsr4, $lastPos + 1);
                    foreach ($this->prefixDirsPsr4[$search] as $dir) {
                        if (file_exists($file = $dir . $pathEnd)) {
                            return $file;
                        }
                    }
                }
            }
        }

        // PSR-4 fallback dirs
        foreach ($this->fallbackDirsPsr4 as $dir) {
            if (file_exists($file = $dir . DIRECTORY_SEPARATOR . $logicalPathPsr4)) {
                return $file;
            }
        }

        // PSR-0 lookup
        if (false !== $pos = strrpos($class, '\\')) {
            // namespaced class name
            $logicalPathPsr0 = substr($logicalPathPsr4, 0, $pos + 1)
                . strtr(substr($logicalPathPsr4, $pos + 1), '_', DIRECTORY_SEPARATOR);
        } else {
            // PEAR-like class name
            $logicalPathPsr0 = strtr($class, '_', DIRECTORY_SEPARATOR) . $ext;
        }

        if (isset($this->prefixesPsr0[$first])) {
            foreach ($this->prefixesPsr0[$first] as $prefix => $dirs) {
                if (0 === strpos($class, $prefix)) {
                    foreach ($dirs as $dir) {
                        if (file_exists($file = $dir . DIRECTORY_SEPARATOR . $logicalPathPsr0)) {
                            return $file;
                        }
                    }
                }
            }
        }

        // PSR-0 fallback dirs
        foreach ($this->fallbackDirsPsr0 as $dir) {
            if (file_exists($file = $dir . DIRECTORY_SEPARATOR . $logicalPathPsr0)) {
                return $file;
            }
        }

        // PSR-0 include paths.
        if ($this->useIncludePath && $file = stream_resolve_include_path($logicalPathPsr0)) {
            return $file;
        }

        return false;
    }
}

/**
 * Scope isolated include.
 *
 * Prevents access to $this/self from included files.
 */
function includeFile($file)
{
    include $file;
}


1			<?php
2
3			/*
4			* This file is part of Composer.
5			*
6			* (c) Nils Adermann <[email protected]>
7			* Jordi Boggiano <[email protected]>
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\Autoload;
14
15			/**
16			* ClassLoader implements a PSR-0, PSR-4 and classmap class loader.
17			*
18			* $loader = new \Composer\Autoload\ClassLoader();
19			*
20			* // register classes with namespaces
21			* $loader->add('Symfony\Component', __DIR__.'/component');
22			* $loader->add('Symfony', __DIR__.'/framework');
23			*
24			* // activate the autoloader
25			* $loader->register();
26			*
27			* // to enable searching the include path (eg. for PEAR packages)
28			* $loader->setUseIncludePath(true);
29			*
30			* In this example, if you try to use a class in the Symfony\Component
31			* namespace or one of its children (Symfony\Component\Console for instance),
32			* the autoloader will first look for the class under the component/
33			* directory, and it will then fallback to the framework/ directory if not
34			* found before giving up.
35			*
36			* This class is loosely based on the Symfony UniversalClassLoader.
37			*
38			* @author Fabien Potencier <[email protected]>
39			* @author Jordi Boggiano <[email protected]>
40			* @see http://www.php-fig.org/psr/psr-0/
41			* @see http://www.php-fig.org/psr/psr-4/
42			*/
43			class ClassLoader
44			{
45			// PSR-4
46			private $prefixLengthsPsr4 = array();
47			private $prefixDirsPsr4 = array();
48			private $fallbackDirsPsr4 = array();
49
50			// PSR-0
51			private $prefixesPsr0 = array();
52			private $fallbackDirsPsr0 = array();
53
54			private $useIncludePath = false;
55			private $classMap = array();
56			private $classMapAuthoritative = false;
57			private $missingClasses = array();
58			private $apcuPrefix;
59
60			public function getPrefixes()
61			{
62			if (!empty($this->prefixesPsr0)) {
63			return call_user_func_array('array_merge', $this->prefixesPsr0);
64			}
65
66			return array();
67			}
68
69			public function getPrefixesPsr4()
70			{
71			return $this->prefixDirsPsr4;
72			}
73
74			public function getFallbackDirs()
75			{
76			return $this->fallbackDirsPsr0;
77			}
78
79			public function getFallbackDirsPsr4()
80			{
81			return $this->fallbackDirsPsr4;
82			}
83
84			public function getClassMap()
85			{
86			return $this->classMap;
87			}
88
89			/**
90			* @param array $classMap Class to filename map
91			*/
92			public function addClassMap(array $classMap)
93			{
94			if ($this->classMap) {
95			$this->classMap = array_merge($this->classMap, $classMap);
96			} else {
97			$this->classMap = $classMap;
98			}
99			}
100
101			/**
102			* Registers a set of PSR-0 directories for a given prefix, either
103			* appending or prepending to the ones previously set for this prefix.
104			*
105			* @param string $prefix The prefix
106			* @param array\|string $paths The PSR-0 root directories
107			* @param bool $prepend Whether to prepend the directories
108			*/
109			public function add($prefix, $paths, $prepend = false)
110			{
111			if (!$prefix) {
112			if ($prepend) {
113			$this->fallbackDirsPsr0 = array_merge(
114			(array) $paths,
115			$this->fallbackDirsPsr0
116			);
117			} else {
118			$this->fallbackDirsPsr0 = array_merge(
119			$this->fallbackDirsPsr0,
120			(array) $paths
121			);
122			}
123
124			return;
125			}
126
127			$first = $prefix[0];
128			if (!isset($this->prefixesPsr0[$first][$prefix])) {
129			$this->prefixesPsr0[$first][$prefix] = (array) $paths;
130
131			return;
132			}
133			if ($prepend) {
134			$this->prefixesPsr0[$first][$prefix] = array_merge(
135			(array) $paths,
136			$this->prefixesPsr0[$first][$prefix]
137			);
138			} else {
139			$this->prefixesPsr0[$first][$prefix] = array_merge(
140			$this->prefixesPsr0[$first][$prefix],
141			(array) $paths
142			);
143			}
144			}
145
146			/**
147			* Registers a set of PSR-4 directories for a given namespace, either
148			* appending or prepending to the ones previously set for this namespace.
149			*
150			* @param string $prefix The prefix/namespace, with trailing '\\'
151			* @param array\|string $paths The PSR-4 base directories
152			* @param bool $prepend Whether to prepend the directories
153			*
154			* @throws \InvalidArgumentException
155			*/
156			public function addPsr4($prefix, $paths, $prepend = false)
157			{
158			if (!$prefix) {
159			// Register directories for the root namespace.
160			if ($prepend) {
161			$this->fallbackDirsPsr4 = array_merge(
162			(array) $paths,
163			$this->fallbackDirsPsr4
164			);
165			} else {
166			$this->fallbackDirsPsr4 = array_merge(
167			$this->fallbackDirsPsr4,
168			(array) $paths
169			);
170			}
171			} elseif (!isset($this->prefixDirsPsr4[$prefix])) {
172			// Register directories for a new namespace.
173			$length = strlen($prefix);
174			if ('\\' !== $prefix[$length - 1]) {
175			throw new \InvalidArgumentException("A non-empty PSR-4 prefix must end with a namespace separator.");
176			}
177			$this->prefixLengthsPsr4[$prefix[0]][$prefix] = $length;
178			$this->prefixDirsPsr4[$prefix] = (array) $paths;
179			} elseif ($prepend) {
180			// Prepend directories for an already registered namespace.
181			$this->prefixDirsPsr4[$prefix] = array_merge(
182			(array) $paths,
183			$this->prefixDirsPsr4[$prefix]
184			);
185			} else {
186			// Append directories for an already registered namespace.
187			$this->prefixDirsPsr4[$prefix] = array_merge(
188			$this->prefixDirsPsr4[$prefix],
189			(array) $paths
190			);
191			}
192			}
193
194			/**
195			* Registers a set of PSR-0 directories for a given prefix,
196			* replacing any others previously set for this prefix.
197			*
198			* @param string $prefix The prefix
199			* @param array\|string $paths The PSR-0 base directories
200			*/
201			public function set($prefix, $paths)
202			{
203			if (!$prefix) {
204			$this->fallbackDirsPsr0 = (array) $paths;
205			} else {
206			$this->prefixesPsr0[$prefix[0]][$prefix] = (array) $paths;
207			}
208			}
209
210			/**
211			* Registers a set of PSR-4 directories for a given namespace,
212			* replacing any others previously set for this namespace.
213			*
214			* @param string $prefix The prefix/namespace, with trailing '\\'
215			* @param array\|string $paths The PSR-4 base directories
216			*
217			* @throws \InvalidArgumentException
218			*/
219			public function setPsr4($prefix, $paths)
220			{
221			if (!$prefix) {
222			$this->fallbackDirsPsr4 = (array) $paths;
223			} else {
224			$length = strlen($prefix);
225			if ('\\' !== $prefix[$length - 1]) {
226			throw new \InvalidArgumentException("A non-empty PSR-4 prefix must end with a namespace separator.");
227			}
228			$this->prefixLengthsPsr4[$prefix[0]][$prefix] = $length;
229			$this->prefixDirsPsr4[$prefix] = (array) $paths;
230			}
231			}
232
233			/**
234			* Turns on searching the include path for class files.
235			*
236			* @param bool $useIncludePath
237			*/
238			public function setUseIncludePath($useIncludePath)
239			{
240			$this->useIncludePath = $useIncludePath;
241			}
242
243			/**
244			* Can be used to check if the autoloader uses the include path to check
245			* for classes.
246			*
247			* @return bool
248			*/
249			public function getUseIncludePath()
250			{
251			return $this->useIncludePath;
252			}
253
254			/**
255			* Turns off searching the prefix and fallback directories for classes
256			* that have not been registered with the class map.
257			*
258			* @param bool $classMapAuthoritative
259			*/
260			public function setClassMapAuthoritative($classMapAuthoritative)
261			{
262			$this->classMapAuthoritative = $classMapAuthoritative;
263			}
264
265			/**
266			* Should class lookup fail if not found in the current class map?
267			*
268			* @return bool
269			*/
270			public function isClassMapAuthoritative()
271			{
272			return $this->classMapAuthoritative;
273			}
274
275			/**
276			* APCu prefix to use to cache found/not-found classes, if the extension is enabled.
277			*
278			* @param string\|null $apcuPrefix
279			*/
280			public function setApcuPrefix($apcuPrefix)
281			{
282			$this->apcuPrefix = function_exists('apcu_fetch') && ini_get('apc.enabled') ? $apcuPrefix : null;
283			}
284
285			/**
286			* The APCu prefix in use, or null if APCu caching is not enabled.
287			*
288			* @return string\|null
289			*/
290			public function getApcuPrefix()
291			{
292			return $this->apcuPrefix;
293			}
294
295			/**
296			* Registers this instance as an autoloader.
297			*
298			* @param bool $prepend Whether to prepend the autoloader or not
299			*/
300			public function register($prepend = false)
301			{
302			spl_autoload_register(array($this, 'loadClass'), true, $prepend);
303			}
304
305			/**
306			* Unregisters this instance as an autoloader.
307			*/
308			public function unregister()
309			{
310			spl_autoload_unregister(array($this, 'loadClass'));
311			}
312
313			/**
314			* Loads the given class or interface.
315			*
316			* @param string $class The name of the class
317			* @return bool\|null True if loaded, null otherwise
318			*/
319			public function loadClass($class)
320			{
321			if ($file = $this->findFile($class)) {
322			includeFile($file);
323
324			return true;
325			}
326			}
327
328			/**
329			* Finds the path to the file where the class is defined.
330			*
331			* @param string $class The name of the class
332			*
333			* @return string\|false The path if found, false otherwise
334			*/
335			public function findFile($class)
336			{
337			// class map lookup
338			if (isset($this->classMap[$class])) {
339			return $this->classMap[$class];
340			}
341			if ($this->classMapAuthoritative \|\| isset($this->missingClasses[$class])) {
342			return false;
343			}
344			if (null !== $this->apcuPrefix) {
345			$file = apcu_fetch($this->apcuPrefix.$class, $hit);
346			if ($hit) {
347			return $file;
348			}
349			}
350
351			$file = $this->findFileWithExtension($class, '.php');
352
353			// Search for Hack files if we are running on HHVM
354			if (false === $file && defined('HHVM_VERSION')) {
355			$file = $this->findFileWithExtension($class, '.hh');
356			}
357
358			if (null !== $this->apcuPrefix) {
359			apcu_add($this->apcuPrefix.$class, $file);
360			}
361
362			if (false === $file) {
363			// Remember that this class does not exist.
364			$this->missingClasses[$class] = true;
365			}
366
367			return $file;
368			}
369
370			private function findFileWithExtension($class, $ext)
371			{
372			// PSR-4 lookup
373			$logicalPathPsr4 = strtr($class, '\\', DIRECTORY_SEPARATOR) . $ext;
374
375			$first = $class[0];
376			if (isset($this->prefixLengthsPsr4[$first])) {
377			$subPath = $class;
378			while (false !== $lastPos = strrpos($subPath, '\\')) {
379			$subPath = substr($subPath, 0, $lastPos);
380			$search = $subPath.'\\';
381			if (isset($this->prefixDirsPsr4[$search])) {
382			$pathEnd = DIRECTORY_SEPARATOR . substr($logicalPathPsr4, $lastPos + 1);
383			foreach ($this->prefixDirsPsr4[$search] as $dir) {
384			if (file_exists($file = $dir . $pathEnd)) {
385			return $file;
386			}
387			}
388			}
389			}
390			}
391
392			// PSR-4 fallback dirs
393			foreach ($this->fallbackDirsPsr4 as $dir) {
394			if (file_exists($file = $dir . DIRECTORY_SEPARATOR . $logicalPathPsr4)) {
395			return $file;
396			}
397			}
398
399			// PSR-0 lookup
400			if (false !== $pos = strrpos($class, '\\')) {
401			// namespaced class name
402			$logicalPathPsr0 = substr($logicalPathPsr4, 0, $pos + 1)
403			. strtr(substr($logicalPathPsr4, $pos + 1), '_', DIRECTORY_SEPARATOR);
404			} else {
405			// PEAR-like class name
406			$logicalPathPsr0 = strtr($class, '_', DIRECTORY_SEPARATOR) . $ext;
407			}
408
409			if (isset($this->prefixesPsr0[$first])) {
410			foreach ($this->prefixesPsr0[$first] as $prefix => $dirs) {
411			if (0 === strpos($class, $prefix)) {
412			foreach ($dirs as $dir) {
413			if (file_exists($file = $dir . DIRECTORY_SEPARATOR . $logicalPathPsr0)) {
414			return $file;
415			}
416			}
417			}
418			}
419			}
420
421			// PSR-0 fallback dirs
422			foreach ($this->fallbackDirsPsr0 as $dir) {
423			if (file_exists($file = $dir . DIRECTORY_SEPARATOR . $logicalPathPsr0)) {
424			return $file;
425			}
426			}
427
428			// PSR-0 include paths.
429			if ($this->useIncludePath && $file = stream_resolve_include_path($logicalPathPsr0)) {
430			return $file;
431			}
432
433			return false;
434			}
435			}
436
437			/**
438			* Scope isolated include.
439			*
440			* Prevents access to $this/self from included files.
441			*/
442			function includeFile($file)
443			{
444			include $file;
445			}
446

php-xapi / model

Pull Request — master (#62)

ClassLoader::findFileWithExtension() C

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