Viewing file:  Psr0FindFile.php (1.68 KB) -rw-r--r--
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<?php
namespace Doctrine\Common\Reflection;
use const DIRECTORY_SEPARATOR;
use function is_file;
use function str_replace;
use function strpos;
use function strrpos;
use function substr;
/**
* Finds a class in a PSR-0 structure.
*/
class Psr0FindFile implements ClassFinderInterface
{
/**
* The PSR-0 prefixes.
*
* @var string[][]
*/
protected $prefixes;
/**
* @param string[][] $prefixes An array of prefixes. Each key is a PHP namespace and each value is
* a list of directories.
*/
public function __construct($prefixes)
{
$this->prefixes = $prefixes;
}
/**
* {@inheritDoc}
*/
public function findFile($class)
{
if ($class[0] === '\\') {
$class = substr($class, 1);
}
$lastNsPos = strrpos($class, '\\');
if ($lastNsPos !== false) {
// namespaced class name
$classPath = str_replace('\\', DIRECTORY_SEPARATOR, substr($class, 0, $lastNsPos)) . DIRECTORY_SEPARATOR;
$className = substr($class, $lastNsPos + 1);
} else {
// PEAR-like class name
$classPath = null;
$className = $class;
}
$classPath .= str_replace('_', DIRECTORY_SEPARATOR, $className) . '.php';
foreach ($this->prefixes as $prefix => $dirs) {
if (strpos($class, $prefix) !== 0) {
continue;
}
foreach ($dirs as $dir) {
if (is_file($dir . DIRECTORY_SEPARATOR . $classPath)) {
return $dir . DIRECTORY_SEPARATOR . $classPath;
}
}
}
return null;
}
}
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