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cloudreve/models/group.go

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package model
import (
"encoding/json"
"github.com/jinzhu/gorm"
)
// Group 用户组模型
type Group struct {
gorm.Model
Name string
Policies string
MaxStorage uint64
ShareEnabled bool
WebDAVEnabled bool
SpeedLimit int
Options string `json:"-" gorm:"size:4294967295"`
// 数据库忽略字段
PolicyList []uint `gorm:"-"`
OptionsSerialized GroupOption `gorm:"-"`
}
// GroupOption 用户组其他配置
type GroupOption struct {
ArchiveDownload bool `json:"archive_download,omitempty"` // 打包下载
ArchiveTask bool `json:"archive_task,omitempty"` // 在线压缩
CompressSize uint64 `json:"compress_size,omitempty"` // 可压缩大小
DecompressSize uint64 `json:"decompress_size,omitempty"`
OneTimeDownload bool `json:"one_time_download,omitempty"`
ShareDownload bool `json:"share_download,omitempty"`
Aria2 bool `json:"aria2,omitempty"` // 离线下载
Aria2Options map[string]interface{} `json:"aria2_options,omitempty"` // 离线下载用户组配置
SourceBatchSize int `json:"source_batch,omitempty"`
RedirectedSource bool `json:"redirected_source,omitempty"`
Aria2BatchSize int `json:"aria2_batch,omitempty"`
AdvanceDelete bool `json:"advance_delete,omitempty"`
}
// GetGroupByID 用ID获取用户组
func GetGroupByID(ID interface{}) (Group, error) {
var group Group
result := DB.First(&group, ID)
return group, result.Error
}
// AfterFind 找到用户组后的钩子处理Policy列表
func (group *Group) AfterFind() (err error) {
// 解析用户组策略列表
if group.Policies != "" {
err = json.Unmarshal([]byte(group.Policies), &group.PolicyList)
}
if err != nil {
return err
}
// 解析用户组设置
if group.Options != "" {
err = json.Unmarshal([]byte(group.Options), &group.OptionsSerialized)
}
return err
}
// BeforeSave Save用户前的钩子
func (group *Group) BeforeSave() (err error) {
err = group.SerializePolicyList()
return err
}
// SerializePolicyList 将序列后的可选策略列表、配置写入数据库字段
// TODO 完善测试
func (group *Group) SerializePolicyList() (err error) {
policies, err := json.Marshal(&group.PolicyList)
group.Policies = string(policies)
if err != nil {
return err
}
optionsValue, err := json.Marshal(&group.OptionsSerialized)
group.Options = string(optionsValue)
return err
}