Function CallPHPCallable

types.go:478–527

EXPERIMENTAL: CallPHPCallable executes a PHP callable with the given parameters. Returns the result of the callable as a Go interface{}, or nil if the call failed.

(cb unsafe.Pointer, params []interface{})

// EXPERIMENTAL: CallPHPCallable executes a PHP callable with the given parameters.
// Returns the result of the callable as a Go interface{}, or nil if the call failed.
func CallPHPCallable(cb unsafe.Pointer, params []interface{}) interface{} {
	if cb == nil {
		return nil
	}

	callback := (*C.zval)(cb)
	if callback == nil {
		return nil
	}

	if C.__zend_is_callable__(callback) == 0 {
		return nil
	}

	paramCount := len(params)
	var paramStorage *C.zval
	if paramCount > 0 {
		paramStorage = (*C.zval)(C.__emalloc__(C.size_t(paramCount) * C.size_t(unsafe.Sizeof(C.zval{}))))
		defer func() {
			for i := 0; i < paramCount; i++ {
				targetZval := (*C.zval)(unsafe.Pointer(uintptr(unsafe.Pointer(paramStorage)) + uintptr(i)*unsafe.Sizeof(C.zval{})))
				C.zval_ptr_dtor(targetZval)
			}
			C.__efree__(unsafe.Pointer(paramStorage))
		}()

		for i, param := range params {
			targetZval := (*C.zval)(unsafe.Pointer(uintptr(unsafe.Pointer(paramStorage)) + uintptr(i)*unsafe.Sizeof(C.zval{})))
			sourceZval := phpValue(param)
			*targetZval = *sourceZval
			C.__efree__(unsafe.Pointer(sourceZval))
		}
	}

	var retval C.zval

	result := C.__call_user_function__(callback, &retval, C.uint32_t(paramCount), paramStorage)
	if result != C.SUCCESS {
		return nil
	}

	goResult, err := goValue[any](&retval)
	C.zval_ptr_dtor(&retval)

	if err != nil {
		return nil
	}

	return goResult
}