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152 lines
3.1 KiB
152 lines
3.1 KiB
package task
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import (
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"context"
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"encoding/json"
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model "github.com/HFO4/cloudreve/models"
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"github.com/HFO4/cloudreve/pkg/filesystem"
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"github.com/HFO4/cloudreve/pkg/util"
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"os"
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"path"
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"path/filepath"
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)
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// TransferTask 文件中转任务
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type TransferTask struct {
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User *model.User
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TaskModel *model.Task
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TaskProps TransferProps
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Err *JobError
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zipPath string
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}
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// TransferProps 中转任务属性
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type TransferProps struct {
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Src []string `json:"src"` // 原始目录
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Parent string `json:"parent"` // 父目录
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Dst string `json:"dst"` // 目的目录ID
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}
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// Props 获取任务属性
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func (job *TransferTask) Props() string {
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res, _ := json.Marshal(job.TaskProps)
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return string(res)
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}
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// Type 获取任务状态
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func (job *TransferTask) Type() int {
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return TransferTaskType
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}
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// Creator 获取创建者ID
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func (job *TransferTask) Creator() uint {
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return job.User.ID
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}
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// Model 获取任务的数据库模型
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func (job *TransferTask) Model() *model.Task {
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return job.TaskModel
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}
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// SetStatus 设定状态
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func (job *TransferTask) SetStatus(status int) {
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job.TaskModel.SetStatus(status)
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}
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// SetError 设定任务失败信息
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func (job *TransferTask) SetError(err *JobError) {
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job.Err = err
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res, _ := json.Marshal(job.Err)
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job.TaskModel.SetError(string(res))
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}
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// SetErrorMsg 设定任务失败信息
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func (job *TransferTask) SetErrorMsg(msg string, err error) {
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jobErr := &JobError{Msg: msg}
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if err != nil {
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jobErr.Error = err.Error()
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}
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job.SetError(jobErr)
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}
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// GetError 返回任务失败信息
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func (job *TransferTask) GetError() *JobError {
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return job.Err
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}
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// Do 开始执行任务
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func (job *TransferTask) Do() {
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defer job.Recycle()
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// 创建文件系统
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fs, err := filesystem.NewFileSystem(job.User)
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if err != nil {
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job.SetErrorMsg(err.Error(), nil)
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return
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}
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for index, file := range job.TaskProps.Src {
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job.TaskModel.SetProgress(index)
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err = fs.UploadFromPath(context.Background(), file, path.Join(job.TaskProps.Dst, filepath.Base(file)))
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if err != nil {
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job.SetErrorMsg("文件转存失败", err)
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}
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}
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}
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// Recycle 回收临时文件
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func (job *TransferTask) Recycle() {
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err := os.RemoveAll(job.TaskProps.Parent)
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if err != nil {
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util.Log().Warning("无法删除中转临时目录[%s], %s", job.TaskProps.Parent, err)
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}
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}
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// NewTransferTask 新建中转任务
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func NewTransferTask(user uint, src []string, dst, parent string) (Job, error) {
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creator, err := model.GetActiveUserByID(user)
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if err != nil {
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return nil, err
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}
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newTask := &TransferTask{
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User: &creator,
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TaskProps: TransferProps{
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Src: src,
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Parent: parent,
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Dst: dst,
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},
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}
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record, err := Record(newTask)
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if err != nil {
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return nil, err
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}
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newTask.TaskModel = record
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return newTask, nil
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}
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// NewTransferTaskFromModel 从数据库记录中恢复中转任务
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func NewTransferTaskFromModel(task *model.Task) (Job, error) {
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user, err := model.GetActiveUserByID(task.UserID)
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if err != nil {
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return nil, err
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}
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newTask := &TransferTask{
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User: &user,
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TaskModel: task,
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}
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err = json.Unmarshal([]byte(task.Props), &newTask.TaskProps)
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if err != nil {
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return nil, err
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}
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return newTask, nil
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}
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