Author: napengam

server/GetOptionsx.php

@@ -0,0 +1,145 @@
+<?php
+
+class GetOptions {
+
+    private array $config = [];
+
+    public function __construct(
+        string $projectRootName,
+        string $iniName,
+        array $expected  = ['-i', '-logfile', '-address', '-console'],
+        array $boolFlags = ['-console'],
+        ?string $startDir = null,
+        ?array $argv = null
+    ) {
+        if ($iniName === '') {
+            throw new InvalidArgumentException('iniName must not be empty');
+        }
+
+        if (!in_array('-i', $expected, true)) {
+            $expected[] = '-i';
+        }
+
+        $startDir    = $startDir ?? $this->detectStartDir();
+        $projectRoot = $this->findProjectRoot($projectRootName, $startDir);
+        $configDir   = $projectRoot . '/config';
+
+        $argv = $argv ?? ($_SERVER['argv'] ?? []);
+        $cliOptions = $this->parseArgv($argv, $expected, $boolFlags);
+
+        $iniArg  = $cliOptions['i'] ?? $iniName;
+        $iniFile = $this->resolveIniPath($iniArg, $configDir);
+
+        if (!file_exists($iniFile)) {
+            throw new RuntimeException("Config file not found: $iniFile");
+        }
+
+        $ini = parse_ini_file($iniFile, false, INI_SCANNER_TYPED);
+        if ($ini === false) {
+            throw new RuntimeException("Failed to parse ini file: $iniFile");
+        }
+
+        $this->config = array_replace($ini, $cliOptions);
+        $this->config['_projectRoot'] = $projectRoot;
+        $this->config['_configDir']   = $configDir;
+        $this->config['_iniFile']     = $iniFile;
+    }
+
+    public function getConfig(): array {
+        return $this->config;
+    }
+
+    public function get(string $key, mixed $default = null): mixed {
+        return $this->config[$key] ?? $default;
+    }
+
+    private function detectStartDir(): string {
+        if (!empty($_SERVER['SCRIPT_FILENAME'])) {
+            return dirname(realpath($_SERVER['SCRIPT_FILENAME']) ?: $_SERVER['SCRIPT_FILENAME']);
+        }
+        if (!empty($_SERVER['argv'][0])) {
+            $script = $_SERVER['argv'][0];
+            return dirname(realpath($script) ?: $script);
+        }
+        return getcwd() ?: __DIR__;
+    }
+
+    private function findProjectRoot(string $name, string $startDir): string {
+        $dir = $startDir;
+
+        for ($i = 0; $i < 20; $i++) {
+            if (basename($dir) === $name) {
+                return $dir;
+            }
+            $parent = dirname($dir);
+            if ($parent === $dir) {
+                break;
+            }
+            $dir = $parent;
+        }
+
+        throw new RuntimeException(
+            "Project root '$name' not found above: $startDir"
+        );
+    }
+
+    /**
+     * - absoluter Pfad           -> unverändert
+     * - reiner Dateiname         -> $configDir/<name>
+     * - relativer Pfad mit Slash -> $configDir/<path>
+     */
+    private function resolveIniPath(string $path, string $configDir): string {
+        if ($this->isAbsolutePath($path)) {
+            return $path;
+        }
+        return $configDir . '/' . ltrim($path, '/\\');
+    }
+
+    private function isAbsolutePath(string $path): bool {
+        if ($path === '') {
+            return false;
+        }
+        if ($path[0] === '/' || $path[0] === '\\') {
+            return true;
+        }
+        if (strlen($path) >= 3 && ctype_alpha($path[0]) && $path[1] === ':') {
+            return true;
+        }
+        return false;
+    }
+
+    private function parseArgv(array $argv, array $expect, array $boolFlags): array {
+        $out  = [];
+        $argc = count($argv);
+
+        for ($i = 1; $i < $argc; $i++) {
+            $arg = $argv[$i];
+
+            if (!in_array($arg, $expect, true)) {
+                fwrite(STDERR, "Unknown option ignored: $arg\n");
+                continue;
+            }
+
+            $key = ltrim($arg, '-');
+
+            if (in_array($arg, $boolFlags, true)) {
+                $out[$key] = true;
+                continue;
+            }
+
+            if ($i + 1 >= $argc) {
+                throw new RuntimeException("Missing value for option: $arg");
+            }
+
+            $next = $argv[$i + 1];
+            if ($next === '' || str_starts_with($next, '-')) {
+                throw new RuntimeException("Missing value for option: $arg");
+            }
+
+            $i++;
+            $out[$key] = $next;
+        }
+
+        return $out;
+    }
+}