mirror of
https://github.com/cwinfo/matterbridge.git
synced 2024-11-27 00:51:36 +00:00
114 lines
3.6 KiB
Go
114 lines
3.6 KiB
Go
// Copyright (c) 2015-present Mattermost, Inc. All Rights Reserved.
|
|
// See LICENSE.txt for license information.
|
|
|
|
package model
|
|
|
|
import (
|
|
"fmt"
|
|
"net/http"
|
|
)
|
|
|
|
// UploadType defines the type of an upload.
|
|
type UploadType string
|
|
|
|
const (
|
|
UploadTypeAttachment UploadType = "attachment"
|
|
UploadTypeImport UploadType = "import"
|
|
)
|
|
|
|
// UploadNoUserID is a "fake" user id used by the API layer when in local mode.
|
|
const UploadNoUserID = "nouser"
|
|
|
|
// UploadSession contains information used to keep track of a file upload.
|
|
type UploadSession struct {
|
|
// The unique identifier for the session.
|
|
Id string `json:"id"`
|
|
// The type of the upload.
|
|
Type UploadType `json:"type"`
|
|
// The timestamp of creation.
|
|
CreateAt int64 `json:"create_at"`
|
|
// The id of the user performing the upload.
|
|
UserId string `json:"user_id"`
|
|
// The id of the channel to upload to.
|
|
ChannelId string `json:"channel_id,omitempty"`
|
|
// The name of the file to upload.
|
|
Filename string `json:"filename"`
|
|
// The path where the file is stored.
|
|
Path string `json:"-"`
|
|
// The size of the file to upload.
|
|
FileSize int64 `json:"file_size"`
|
|
// The amount of received data in bytes. If equal to FileSize it means the
|
|
// upload has finished.
|
|
FileOffset int64 `json:"file_offset"`
|
|
// Id of remote cluster if uploading for shared channel
|
|
RemoteId string `json:"remote_id"`
|
|
// Requested file id if uploading for shared channel
|
|
ReqFileId string `json:"req_file_id"`
|
|
}
|
|
|
|
// PreSave is a utility function used to fill required information.
|
|
func (us *UploadSession) PreSave() {
|
|
if us.Id == "" {
|
|
us.Id = NewId()
|
|
}
|
|
|
|
if us.CreateAt == 0 {
|
|
us.CreateAt = GetMillis()
|
|
}
|
|
}
|
|
|
|
// IsValid validates an UploadType. It returns an error in case of
|
|
// failure.
|
|
func (t UploadType) IsValid() error {
|
|
switch t {
|
|
case UploadTypeAttachment:
|
|
return nil
|
|
case UploadTypeImport:
|
|
return nil
|
|
default:
|
|
}
|
|
return fmt.Errorf("invalid UploadType %s", t)
|
|
}
|
|
|
|
// IsValid validates an UploadSession. It returns an error in case of
|
|
// failure.
|
|
func (us *UploadSession) IsValid() *AppError {
|
|
if !IsValidId(us.Id) {
|
|
return NewAppError("UploadSession.IsValid", "model.upload_session.is_valid.id.app_error", nil, "", http.StatusBadRequest)
|
|
}
|
|
|
|
if err := us.Type.IsValid(); err != nil {
|
|
return NewAppError("UploadSession.IsValid", "model.upload_session.is_valid.type.app_error", nil, err.Error(), http.StatusBadRequest)
|
|
}
|
|
|
|
if !IsValidId(us.UserId) && us.UserId != UploadNoUserID {
|
|
return NewAppError("UploadSession.IsValid", "model.upload_session.is_valid.user_id.app_error", nil, "id="+us.Id, http.StatusBadRequest)
|
|
}
|
|
|
|
if us.Type == UploadTypeAttachment && !IsValidId(us.ChannelId) {
|
|
return NewAppError("UploadSession.IsValid", "model.upload_session.is_valid.channel_id.app_error", nil, "id="+us.Id, http.StatusBadRequest)
|
|
}
|
|
|
|
if us.CreateAt == 0 {
|
|
return NewAppError("UploadSession.IsValid", "model.upload_session.is_valid.create_at.app_error", nil, "id="+us.Id, http.StatusBadRequest)
|
|
}
|
|
|
|
if us.Filename == "" {
|
|
return NewAppError("UploadSession.IsValid", "model.upload_session.is_valid.filename.app_error", nil, "id="+us.Id, http.StatusBadRequest)
|
|
}
|
|
|
|
if us.FileSize <= 0 {
|
|
return NewAppError("UploadSession.IsValid", "model.upload_session.is_valid.file_size.app_error", nil, "id="+us.Id, http.StatusBadRequest)
|
|
}
|
|
|
|
if us.FileOffset < 0 || us.FileOffset > us.FileSize {
|
|
return NewAppError("UploadSession.IsValid", "model.upload_session.is_valid.file_offset.app_error", nil, "id="+us.Id, http.StatusBadRequest)
|
|
}
|
|
|
|
if us.Path == "" {
|
|
return NewAppError("UploadSession.IsValid", "model.upload_session.is_valid.path.app_error", nil, "id="+us.Id, http.StatusBadRequest)
|
|
}
|
|
|
|
return nil
|
|
}
|