<?php
declare(strict_types=1);
namespace League\MimeTypeDetection;
use const PATHINFO_EXTENSION;
class ExtensionMimeTypeDetector implements MimeTypeDetector
{
/**
* @var ExtensionToMimeTypeMap
*/
private $extensions;
public function __construct(ExtensionToMimeTypeMap $extensions = null)
{
$this->extensions = $extensions ?: new GeneratedExtensionToMimeTypeMap();
}
public function detectMimeType(string $path, $contents): ?string
{
return $this->detectMimeTypeFromPath($path);
}
public function detectMimeTypeFromPath(string $path): ?string
{
$extension = strtolower(pathinfo($path, PATHINFO_EXTENSION));
return $this->extensions->lookupMimeType($extension);
}
public function detectMimeTypeFromFile(string $path): ?string
{
return $this->detectMimeTypeFromPath($path);
}
public function detectMimeTypeFromBuffer(string $contents): ?string
{
return null;
}
}