fix(php): 修复文件编码检查和方法调用问题

- 添加了UTF-8编码检查以确保文件正确读取
- 更新了composer.json中的swoole/phpx依赖版本
- 修复了Translator中类名获取的方法调用
- 移除了UniversalMethodCall中不需要的返回类型参数

composer.json

@@ -7,7 +7,7 @@
     "marcj/topsort": "^2.0",
     "symfony/var-dumper": "^8.0",
     "symfony/yaml": "^8.0",
-    "swoole/phpx": "~2.1.6"
+    "swoole/phpx": "~2.3.0"
   },
   "require-dev": {
     "phpunit/phpunit": "^10.4",

src/Php/CompilerBase.php

@@ -5876,6 +5876,9 @@ class CompilerBase extends \PhpAot\Core\Translator
         if (!$phpCode) {
             throw new \Exception('Can not read file: ' . $file);
         }
+        if (!mb_check_encoding($phpCode, 'UTF-8')) {
+            throw new \Exception('File encoding must be UTF-8, got: ' . mb_detect_encoding($phpCode, ['UTF-8', 'ISO-8859-1', 'GBK', 'Shift_JIS'], true) . ' in ' . $file);
+        }
         $this->file     = realpath($file);
         $this->dir      = dirname($this->file);
         $this->stubFile = $this->isStubFile($file);

src/Php/Translator.php

@@ -1744,7 +1744,7 @@ CODE;
         $traitMethods = [];
         $traitConstants = [];
         $traitProperties = [];
-        $classDef = $this->getClass($className);
+        $classDef = $this->getClass($className->toString());
 
         foreach ($stmt->stmts as $classStmt) {
             if ($classStmt instanceof Node\Stmt\ClassMethod) {

src/Php/UniversalMethodCall.php

@@ -592,7 +592,7 @@ trait UniversalMethodCall
             'calc_dec'             => '(' . $receiver . ' - 1)',
             'direct_method'        => $this->genUniversalDirectMethod($receiver, $def['method'], $expr->args, $def['int_cast_args'] ?? []),
             'direct_method_mutate' => $this->genUniversalMutatingMethod($receiver, $def['method'], $expr->args),
-            'convert_fn'           => $this->genUniversalConvertFn($receiver, $def['fn'], $def['return_type']),
+            'convert_fn'           => $this->genUniversalConvertFn($receiver, $def['fn']),
             'php_fn'               => $this->genUniversalPhpFn($receiver, $def['fn'], $expr->args, $def['receiver_pos'] ?? 0, $def['const_args'] ?? []),
             'php_fn_ref'           => $this->genUniversalPhpFnRef($receiver, $def['fn'], $expr->args, $def['return_type']),
             'cpp_fn'               => $this->genUniversalCppFn($receiver, $def['fn'], $expr->args, $def['receiver_pos'] ?? 0),
@@ -688,7 +688,7 @@ trait UniversalMethodCall
         return '(' . $call . ', ' . $object . ')';
     }
 
-    protected function genUniversalConvertFn(string $receiver, string $fn, string $type): string
+    protected function genUniversalConvertFn(string $receiver, string $fn): string
     {
         return 'php::' . $fn . '(' . $receiver . ')';
     }