ファイルアップロードのヒント/バックエンド処理 [php]

        //点击选择完成文件后，触发上传文件操作，将文件上传至服务器临时目录        $('.upload-real-file').off().on('change', function(){            if(!$(this).val()){                return false;            }            var responseObjId = $(this).attr('response-id');            var responseObj = $('#' + responseObjId);            $('#Form').ajaxSubmit({                url:'/aa/bb/uploadTmpApkTool',                resetForm: false,                dataType:  'json',                beforeSubmit:  function(option){                    window.loading = layer.load(2);                },                success: function(data, statusText){                    layer.close(window.loading);                    if(data.status == 1){                        responseObj.html(data.apkInfoHtml);                        var parentContainer = responseObj.parent().parent(),                            nameContainer = parentContainer.find('.file-name-container');                        nameContainer.html(data.apkName);                        nameContainer.attr('title', data.apkName);                        responseObj.find('.file-tmp').html(data.fileInfo); //将文件信息存放于隐藏域中，以便在提交时能找到                           $(submitId).removeAttr('disabled');                    }else{                        layer.alert(data.info);                    }                },                error: function(data){                    layer.close(window.loading);                    layer.alert('未知错误，请稍后再试！');                }            });            return false;//防止dialog 自动关闭        });

        $apkConfig = $this->_getApkConfig();        $params = $this->getFilteredParam('get');        $subFile = $_FILES['apkToolFiles'];        $apkName = $apkInfoHtml = "";        if(empty($subFile))        {            $this->ajaxReturn(array('status' => -4, 'info' => '请选择要上传的文件'));        }        foreach ($subFile['name'] as $subKey => $subVal)        {            if ($subFile['name'][$subKey])            {                $fileData = $this->_getFileData($subFile, $subKey);                $checkData = array(                    'maxSize' => $apkConfig['FILE_MAX_SIZE'],                    'savePath' => $apkConfig['TMP_CHILD_PATH'],                    'extArr' => array('apk'),                    'releaseName' => str_replace('.apk', '', $fileData['fileName']),  //特有                );                $checkResult = $this->_checkFileData($fileData, $checkData);                if ($checkResult['status'] != 1)                {                    $this->ajaxReturn($checkResult);                }                //移动文件                $filePath = $checkData['savePath'] . '/' . $fileData['fileName'] . '.tmp' . genRandStr(6);;                $this->_moveUploadedFile($fileData['tmpName'], $filePath);                $apkInfo = $this->_apkParser($filePath); //解析                if($apkInfo['UMENG_CHANNEL'] != 'UMENG_CHANNEL_VALUE')                {                    @unlink($filePath);                             //删除无效文件                    $this->ajaxReturn(array('status' => 0, 'info' => "UMENG_CHANNEL的值要是 UMENG_CHANNEL_VALUE才行"));                }                $tmpFileArr['file_info'] = array(                    'name'  => $subFile['name'][$subKey],                    'type'  => $subFile['type'][$subKey],                    'tmp_name' => str_replace($apkConfig['TMP_CHILD_PATH'] . '/', '', $filePath),                    'error' => $subFile['error'][$subKey],                    'size' => $subFile['size'][$subKey],                );              //转存该值，不再重复上传文件            }            else            {                $this->ajaxReturn(array('status' => 0, 'info' => "文件不能为空"));            }            foreach ($apkInfo as $key => $val)            {                $apkInfoHtml .= "{$key}:{$val} \r\n";            }            $apkName = $fileData['fileName'];            $version = $apkInfo['versionName'];        }        $fileInfo = htmlspecialchars(json_encode($tmpFileArr['file_info']));        $fileInfoHtml = "<input name=\"apkToolFileTmp[]\" value='{$fileInfo}' type=\"hidden\"/>";    //一定要输出前使用htmlspecialchars, 否则不能正确显示页面值和获取至正确的文件信息        $this->ajaxReturn(array('status' => 1, 'info' => "上传成功", 'version' => $version, 'item' => $item, 'apkName' => $apkName, 'apkInfoHtml' => $apkInfoHtml, 'fileInfo' => $fileInfoHtml));    }

$('.upload-file-real').attr('disabled', 'disabled');        //提交表单前，禁用上传文件