<?php
namespace app\common\components;
use Yii;
use yii\base\Model;
use yii\web\UploadedFile;
use yii\helpers\FileHelper;
use app\modules\admin\models\Attachment;

/**
 * 文件上传处理
 */
class Upload extends Model
{
    public $file;
    private $_appendRules;
    public function init ()
    {
        parent::init();
        if(!empty(Yii::$app->params['webuploader']['baseConfig']['accept']['extensions']))
        {
            $extensions = Yii::$app->params['webuploader']['baseConfig']['accept']['extensions'];
        }
        else
        {
            $extensions = 'ico,gif,jpg,jpeg,bmp,png,pdf,doc,docx,ppt,pptx,xls,xlsx,rar,zip,7z,tar.gz,war,txt,mp4,mp3,flv,wps,et,dps';
        }
        $this->_appendRules = [
            [['file'], 'file', 'extensions' => $extensions],
        ];
    }
    public function rules()
    {
        $baseRules = [];
        return array_merge($baseRules, $this->_appendRules);
    }
    /**
     *
     */
    public function upImage ()
    {
        $model = new static;
        $model->file = UploadedFile::getInstanceByName('file');
        if (!$model->file) {
            return false;
        }
        $targetPath = '';
        if ($model->validate()) {
            $childPath = date('Y',TIMESTAMP).DIRECTORY_SEPARATOR.date('m',TIMESTAMP).DIRECTORY_SEPARATOR.date('d',TIMESTAMP).DIRECTORY_SEPARATOR;
            $targetPath = UPLOAD_PATH.$childPath;
            $fileName = get_unique_file_name($targetPath,$model->file->extension);//文件重命名
            if (!is_dir($targetPath)) {
                FileHelper::createDirectory($targetPath);
            }
            $targetFile = $targetPath . $fileName;
            $model->file->saveAs($targetFile);
            $params = Yii::$app->params;
            //上传设置（判断是否采用全路径）
            $attConfigInfo = \app\modules\admin\models\Config::find()->where("name='attachment'")->one();
            $attConfig = string2array($attConfigInfo->value);
            $ossConfigResult = \app\modules\admin\models\Config::find()->where("name='oss'")->one();
            $ossConfig = string2array($ossConfigResult['value']);
            $filePath = str_replace(DIRECTORY_SEPARATOR,'/',$childPath.$fileName);
            $fileUrl =  UPLOAD_URL.$filePath;
            if($params['oss']['OPEN_OSS']==1)//如果开启了云存储，初始化存储对象
            {
                $oss = new \app\common\components\Oss();
                $initResult = $oss->init($ossConfig['OPEN_INTERNAL']);
                if($initResult['error']==0)
                {
                    $result = $oss->Upload($targetFile,$filePath);
                    if($result['error']==0)
                    {
                        $fileUrl = $result['data']['url'];
                        $filePath =  $attConfig['absolute_url']?$result['data']['url']:$result['data']['path'];
                        @unlink($targetFile);
                    }
                    else
                    {
                        return [
                            'code' => 1,
                            'msg' => $result['msg']
                        ];
                    }

                }
                else
                {
                    return [
                        'code' => 1,
                        'msg' => $initResult['msg']
                    ];
                }
            }
            else
            {
                $filePath =  $attConfig['absolute_url']?$fileUrl:$filePath;
            }

            //写入附件表
            $attachment = new Attachment();
            $attachment->file_name = $model->file->name;
            $attachment->file_path = $filePath;
            $attachment->file_size = $model->file->size;
            $attachment->file_ext = $model->file->extension;
            $attachment->hash = md5($filePath);
            $attachment->upload_time = TIMESTAMP;
            $attachment->upload_ip = MYIP;
            if(!empty($_POST['md5'])){$attachment->md5 = safe_replace($_POST['md5']);}
            $attachment->status = 1;
            $attachment->list_order = 0;
            $attachment->folder = Yii::$app->request->post('folder','');
            $attachment->save();

            return [
                'code' => 0,
                'url' =>$fileUrl,
                'attachment' => $filePath,
                'name'=>$model->file->name,
                'size'=>$model->file->size
            ];
        } else {
            $errorsInfo = $model->getFirstErrors();
            if(is_array($errorsInfo))foreach($errorsInfo as $k=>$v)
            {
                $errors[] = $v;
            }
            return [
                'code' => 1,
                'msg' => $errors[0]
            ];
        }


    }
}