Files
michaelschiemer/.archive/StreamWrapper/Wrappers/ConfigStreamWrapper.php

124 lines
3.7 KiB
PHP

<?php
declare(strict_types=1);
namespace Archive\StreamWrapper\Wrappers;
use App\Framework\Config\ConfigManager;
use App\Framework\StreamWrapper\Helper\StreamWrapperHelper;
use Archive\StreamWrapper\Context\StreamContext;
use Archive\StreamWrapper\StreamWrapperInterface;
/**
* Stream-Wrapper für das Config-System
* Syntax: config://source/key.path
*/
class ConfigStreamWrapper implements StreamWrapperInterface
{
public $context;
private string $content = '';
private int $position = 0;
private string $mode = 'r';
private array $parsedUrl = [];
private ?StreamContext $streamContext = null;
private ConfigManager $config;
private string $configKey;
private string $source;
public function stream_open(string $path, string $mode, int $options, ?string &$opened_path): bool
{
$this->streamContext = StreamWrapperHelper::initializeContext($this->context);
$this->parsedUrl = StreamWrapperHelper::parseUrl($path);
$this->mode = $mode;
$this->source = $this->parsedUrl['host'] ?: 'default';
$this->configKey = $this->parsedUrl['path'];
// Config-Manager initialisieren
$this->config = new ConfigManager();
// Konfigurationswert laden
if (str_contains($mode, 'r') || str_contains($mode, '+')) {
$this->content = $this->loadContent($this->configKey);
}
return true;
}
public function stream_read(int $count): string|false
{
return StreamWrapperHelper::streamRead($this->content, $this->position, $count);
}
public function stream_write(string $data): int|false
{
return StreamWrapperHelper::streamWrite($this->content, $this->position, $data);
}
public function stream_tell(): int|false
{
return $this->position;
}
public function stream_eof(): bool
{
return $this->position >= strlen($this->content);
}
public function stream_seek(int $offset, int $whence = SEEK_SET): bool
{
return StreamWrapperHelper::streamSeek($this->content, $this->position, $offset, $whence);
}
public function stream_close(): void
{
$this->content = '';
$this->position = 0;
}
public function stream_stat(): array|false
{
return StreamWrapperHelper::streamStat($this->content);
}
public function url_stat(string $path, int $flags): array|false
{
$parsedUrl = StreamWrapperHelper::parseUrl($path);
$source = $parsedUrl['host'] ?: 'default';
$configKey = $parsedUrl['path'];
$config = new ConfigManager();
if (!$config->has($configKey)) {
return false;
}
$value = $config->get($configKey);
$content = is_string($value) ? $value : json_encode($value);
$size = strlen($content);
return StreamWrapperHelper::createDefaultStat($size);
}
// Nicht unterstützte Operationen
public function mkdir(string $path, int $mode, int $options): bool { return false; }
public function rmdir(string $path, int $options): bool { return false; }
public function dir_opendir(string $path, int $options): bool { return false; }
public function dir_readdir(): string|false { return false; }
public function dir_rewinddir(): bool { return false; }
public function dir_closedir(): bool { return false; }
public function rename(string $path_from, string $path_to): bool { return false; }
public function unlink(string $path): bool { return false; }
private function loadContent(string $path): string
{
$value = $this->config->get($path);
if ($value === null) {
return '';
}
return is_string($value) ? $value : json_encode($value);
}
}