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cloudreve/service/share/manage.go

93 lines
2.3 KiB

package share
import (
model "github.com/HFO4/cloudreve/models"
"github.com/HFO4/cloudreve/pkg/hashid"
"github.com/HFO4/cloudreve/pkg/serializer"
"github.com/gin-gonic/gin"
"net/url"
"time"
)
// ShareCreateService 创建新分享服务
type ShareCreateService struct {
SourceID uint `json:"id" binding:"required"`
IsDir bool `json:"is_dir"`
Password string `json:"password" binding:"max=255"`
RemainDownloads int `json:"downloads"`
Expire int `json:"expire"`
Score int `json:"score" binding:"gte=0"`
}
// Create 创建新分享
func (service *ShareCreateService) Create(c *gin.Context) serializer.Response {
user := currentUser(c)
// 是否拥有权限
if !user.Group.ShareEnabled {
return serializer.Err(serializer.CodeNoPermissionErr, "您无权创建分享链接", nil)
}
// 对象是否存在
exist := true
if service.IsDir {
folder, err := model.GetFoldersByIDs([]uint{service.SourceID}, user.ID)
if err != nil || len(folder) == 0 {
exist = false
}
} else {
file, err := model.GetFilesByIDs([]uint{service.SourceID}, user.ID)
if err != nil || len(file) == 0 {
exist = false
}
}
if !exist {
return serializer.Err(serializer.CodeNotFound, "原始资源不存在", nil)
}
newShare := model.Share{
Password: service.Password,
IsDir: service.IsDir,
UserID: user.ID,
SourceID: service.SourceID,
Score: service.Score,
RemainDownloads: -1,
}
// 如果开启了自动过期
if service.RemainDownloads > 0 {
expires := time.Now().Add(time.Duration(service.Expire) * time.Second)
newShare.RemainDownloads = service.RemainDownloads
newShare.Expires = &expires
}
// 创建分享
id, err := newShare.Create()
if err != nil {
return serializer.Err(serializer.CodeDBError, "分享链接创建失败", err)
}
// 获取分享的唯一id
uid := hashid.HashID(id, hashid.ShareID)
// 最终得到分享链接
siteURL := model.GetSiteURL()
sharePath, _ := url.Parse("/#/s/" + uid)
shareURL := siteURL.ResolveReference(sharePath)
return serializer.Response{
Code: 0,
Data: shareURL.String(),
}
}
func currentUser(c *gin.Context) *model.User {
var user *model.User
if userCtx, ok := c.Get("user"); ok {
user = userCtx.(*model.User)
} else {
user = model.NewAnonymousUser()
}
return user
}