function ClassLoader::findFileWithExtension

Same name in this branch

1. 11.1.x vendor/composer/ClassLoader.php \Composer\Autoload\ClassLoader::findFileWithExtension()

Parameters

string $class:

string $ext:

Return value

string|false

2 calls to ClassLoader::findFileWithExtension()

ClassLoader::findFile in vendor/composer/ClassLoader.php

Finds the path to the file where the class is defined.

ClassLoader::findFile in vendor/composer/composer/src/Composer/Autoload/ClassLoader.php

Finds the path to the file where the class is defined.

File

vendor/composer/composer/src/Composer/Autoload/ClassLoader.php, line 492

Class

ClassLoader

ClassLoader implements a PSR-0, PSR-4 and classmap class loader.

Namespace

Composer\Autoload

Code

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;
}