Refine the codes for tank.

This commit is contained in:
zicla 2019-04-24 21:00:32 +08:00
parent d0fb55318f
commit ead88d05f4
3 changed files with 187 additions and 169 deletions

View File

@ -249,7 +249,7 @@ func (this *DavService) HandlePut(writer http.ResponseWriter, request *http.Requ
//如果存在,那么先删除再说。
srcMatter := this.matterDao.findByUserUuidAndPath(user.Uuid, subPath)
if srcMatter != nil {
this.matterDao.Delete(srcMatter)
this.matterService.Delete(srcMatter)
}
this.matterService.Upload(request.Body, user, matter.Uuid, filename, true, false)
@ -270,7 +270,7 @@ func (this *DavService) HandleDelete(writer http.ResponseWriter, request *http.R
matter = this.matterDao.checkByUserUuidAndPath(user.Uuid, subPath)
}
this.matterDao.Delete(matter)
this.matterService.Delete(matter)
}
//创建文件夹
@ -409,7 +409,7 @@ func (this *DavService) prepareMoveCopy(
//如果目标matter还存在了。
if overwrite {
//要求覆盖。那么删除。
this.matterDao.Delete(destMatter)
this.matterService.Delete(destMatter)
} else {
this.PanicBadRequest("%s已经存在操作失败", destinationName)
}

View File

@ -307,7 +307,7 @@ func (this *MatterController) Delete(writer http.ResponseWriter, request *http.R
this.PanicUnauthorized("没有权限")
}
this.matterDao.Delete(matter)
this.matterService.Delete(matter)
return this.Success("删除成功!")
}
@ -338,7 +338,7 @@ func (this *MatterController) DeleteBatch(writer http.ResponseWriter, request *h
this.PanicUnauthorized("没有权限")
}
this.matterDao.Delete(matter)
this.matterService.Delete(matter)
}

View File

@ -53,165 +53,36 @@ func (this *MatterService) Init() {
}
//根据一个文件夹路径找到最后一个文件夹的uuid如果中途出错返回err.
func (this *MatterService) GetDirUuid(user *User, dir string) (puuid string, dirRelativePath string) {
//文件下载。支持分片下载
func (this *MatterService) DownloadFile(
writer http.ResponseWriter,
request *http.Request,
filePath string,
filename string,
withContentDisposition bool) {
if dir == "" {
panic(`文件夹不能为空`)
} else if dir[0:1] != "/" {
panic(`文件夹必须以/开头`)
} else if strings.Index(dir, "//") != -1 {
panic(`文件夹不能出现连续的//`)
} else if m, _ := regexp.MatchString(`[<>|*?\\]`, dir); m {
panic(`文件夹中不能包含以下特殊符号:< > | * ? \`)
}
if dir == "/" {
return MATTER_ROOT, ""
}
if dir[len(dir)-1] == '/' {
dir = dir[:len(dir)-1]
}
//递归找寻文件的上级目录uuid.
folders := strings.Split(dir, "/")
if len(folders) > 32 {
panic("文件夹最多32层。")
}
puuid = MATTER_ROOT
parentRelativePath := "/"
for k, name := range folders {
if len(name) > 200 {
panic("每级文件夹的最大长度为200")
}
if k == 0 {
continue
}
matter := this.matterDao.FindByUserUuidAndPuuidAndNameAndDirTrue(user.Uuid, puuid, name)
if matter == nil {
//创建一个文件夹。这里一般都是通过alien接口来创建的文件夹。
matter = &Matter{
Puuid: puuid,
UserUuid: user.Uuid,
Username: user.Username,
Dir: true,
Alien: true,
Name: name,
Path: parentRelativePath + "/" + name,
}
matter = this.matterDao.Create(matter)
}
puuid = matter.Uuid
parentRelativePath = matter.Path
}
return puuid, parentRelativePath
download.DownloadFile(writer, request, filePath, filename, withContentDisposition)
}
//获取某个文件的详情,会把父级依次倒着装进去。如果中途出错,直接抛出异常。
func (this *MatterService) Detail(uuid string) *Matter {
//删除文件
func (this *MatterService) Delete(matter *Matter) {
matter := this.matterDao.CheckByUuid(uuid)
//组装file的内容展示其父组件。
puuid := matter.Puuid
tmpMatter := matter
for puuid != MATTER_ROOT {
pFile := this.matterDao.CheckByUuid(puuid)
tmpMatter.Parent = pFile
tmpMatter = pFile
puuid = pFile.Puuid
if matter == nil {
panic(result.BadRequest("matter不能为nil"))
}
return matter
//操作锁
this.userService.MatterLock(matter.UserUuid)
defer this.userService.MatterUnlock(matter.UserUuid)
this.matterDao.Delete(matter)
}
//在dirMatter中创建文件夹 返回刚刚创建的这个文件夹
func (this *MatterService) CreateDirectory(dirMatter *Matter, name string, user *User) *Matter {
this.userService.MatterLock(user.Uuid)
defer this.userService.MatterUnlock(user.Uuid)
//父级matter必须存在
if dirMatter == nil {
panic(result.BadRequest("dirMatter必须指定"))
}
//必须是文件夹
if !dirMatter.Dir {
panic(result.BadRequest("dirMatter必须是文件夹"))
}
if dirMatter.UserUuid != user.Uuid {
panic(result.BadRequest("dirMatter的userUuid和user不一致"))
}
name = strings.TrimSpace(name)
//验证参数。
if name == "" {
panic(result.BadRequest("name参数必填并且不能全是空格"))
}
if len(name) > MATTER_NAME_MAX_LENGTH {
panic(result.BadRequest("name长度不能超过%d", MATTER_NAME_MAX_LENGTH))
}
if m, _ := regexp.MatchString(`[<>|*?/\\]`, name); m {
panic(result.BadRequest(`名称中不能包含以下特殊符号:< > | * ? / \`))
}
//判断同级文件夹中是否有同名的文件夹
count := this.matterDao.CountByUserUuidAndPuuidAndDirAndName(user.Uuid, dirMatter.Uuid, true, name)
if count > 0 {
panic(result.BadRequest("%s 已经存在了,请使用其他名称。", name))
}
parts := strings.Split(dirMatter.Path,"/")
this.logger.Info("%s的层数%d",dirMatter.Name,len(parts))
if len(parts) >= 32{
panic(result.BadRequest("文件夹最多%d层", MATTER_NAME_MAX_DEPTH))
}
//绝对路径
absolutePath := GetUserFileRootDir(user.Username) + dirMatter.Path + "/" + name
//相对路径
relativePath := dirMatter.Path + "/" + name
//磁盘中创建文件夹。
dirPath := MakeDirAll(absolutePath)
this.logger.Info("Create Directory: %s", dirPath)
//数据库中创建文件夹。
matter := &Matter{
Puuid: dirMatter.Uuid,
UserUuid: user.Uuid,
Username: user.Username,
Dir: true,
Name: name,
Path: relativePath,
}
matter = this.matterDao.Create(matter)
return matter
}
//开始上传文件
//上传文件. alien表明文件是否是应用使用的文件。
func (this *MatterService) Upload(file io.Reader, user *User, puuid string, filename string, privacy bool, alien bool) *Matter {
@ -303,6 +174,166 @@ func (this *MatterService) Upload(file io.Reader, user *User, puuid string, file
return matter
}
//根据一个文件夹路径找到最后一个文件夹的uuid如果中途出错返回err.
func (this *MatterService) GetDirUuid(user *User, dir string) (puuid string, dirRelativePath string) {
if dir == "" {
panic(`文件夹不能为空`)
} else if dir[0:1] != "/" {
panic(`文件夹必须以/开头`)
} else if strings.Index(dir, "//") != -1 {
panic(`文件夹不能出现连续的//`)
} else if m, _ := regexp.MatchString(`[<>|*?\\]`, dir); m {
panic(`文件夹中不能包含以下特殊符号:< > | * ? \`)
}
if dir == "/" {
return MATTER_ROOT, ""
}
if dir[len(dir)-1] == '/' {
dir = dir[:len(dir)-1]
}
//递归找寻文件的上级目录uuid.
folders := strings.Split(dir, "/")
if len(folders) > 32 {
panic("文件夹最多32层。")
}
puuid = MATTER_ROOT
parentRelativePath := "/"
for k, name := range folders {
if len(name) > 200 {
panic("每级文件夹的最大长度为200")
}
if k == 0 {
continue
}
matter := this.matterDao.FindByUserUuidAndPuuidAndNameAndDirTrue(user.Uuid, puuid, name)
if matter == nil {
//创建一个文件夹。这里一般都是通过alien接口来创建的文件夹。
matter = &Matter{
Puuid: puuid,
UserUuid: user.Uuid,
Username: user.Username,
Dir: true,
Alien: true,
Name: name,
Path: parentRelativePath + "/" + name,
}
matter = this.matterDao.Create(matter)
}
puuid = matter.Uuid
parentRelativePath = matter.Path
}
return puuid, parentRelativePath
}
//在dirMatter中创建文件夹 返回刚刚创建的这个文件夹
func (this *MatterService) CreateDirectory(dirMatter *Matter, name string, user *User) *Matter {
this.userService.MatterLock(user.Uuid)
defer this.userService.MatterUnlock(user.Uuid)
//父级matter必须存在
if dirMatter == nil {
panic(result.BadRequest("dirMatter必须指定"))
}
//必须是文件夹
if !dirMatter.Dir {
panic(result.BadRequest("dirMatter必须是文件夹"))
}
if dirMatter.UserUuid != user.Uuid {
panic(result.BadRequest("dirMatter的userUuid和user不一致"))
}
name = strings.TrimSpace(name)
//验证参数。
if name == "" {
panic(result.BadRequest("name参数必填并且不能全是空格"))
}
if len(name) > MATTER_NAME_MAX_LENGTH {
panic(result.BadRequest("name长度不能超过%d", MATTER_NAME_MAX_LENGTH))
}
if m, _ := regexp.MatchString(`[<>|*?/\\]`, name); m {
panic(result.BadRequest(`名称中不能包含以下特殊符号:< > | * ? / \`))
}
//判断同级文件夹中是否有同名的文件夹
count := this.matterDao.CountByUserUuidAndPuuidAndDirAndName(user.Uuid, dirMatter.Uuid, true, name)
if count > 0 {
panic(result.BadRequest("%s 已经存在了,请使用其他名称。", name))
}
parts := strings.Split(dirMatter.Path, "/")
this.logger.Info("%s的层数%d", dirMatter.Name, len(parts))
if len(parts) >= 32 {
panic(result.BadRequest("文件夹最多%d层", MATTER_NAME_MAX_DEPTH))
}
//绝对路径
absolutePath := GetUserFileRootDir(user.Username) + dirMatter.Path + "/" + name
//相对路径
relativePath := dirMatter.Path + "/" + name
//磁盘中创建文件夹。
dirPath := MakeDirAll(absolutePath)
this.logger.Info("Create Directory: %s", dirPath)
//数据库中创建文件夹。
matter := &Matter{
Puuid: dirMatter.Uuid,
UserUuid: user.Uuid,
Username: user.Username,
Dir: true,
Name: name,
Path: relativePath,
}
matter = this.matterDao.Create(matter)
return matter
}
//获取某个文件的详情,会把父级依次倒着装进去。如果中途出错,直接抛出异常。
func (this *MatterService) Detail(uuid string) *Matter {
matter := this.matterDao.CheckByUuid(uuid)
//组装file的内容展示其父组件。
puuid := matter.Puuid
tmpMatter := matter
for puuid != MATTER_ROOT {
pFile := this.matterDao.CheckByUuid(puuid)
tmpMatter.Parent = pFile
tmpMatter = pFile
puuid = pFile.Puuid
}
return matter
}
// 从指定的url下载一个文件。参考https://golangcode.com/download-a-file-from-a-url/
func (this *MatterService) httpDownloadFile(filepath string, url string) (int64, error) {
@ -363,7 +394,7 @@ func (this *MatterService) Crawl(url string, filename string, user *User, puuid
matters := this.matterDao.ListByUserUuidAndPuuidAndDirAndName(user.Uuid, puuid, false, filename)
//如果有同名的文件,那么我们直接覆盖同名文件。
for _, dbFile := range matters {
this.matterDao.Delete(dbFile)
this.Delete(dbFile)
}
//将文件信息存入数据库中。
@ -385,19 +416,6 @@ func (this *MatterService) Crawl(url string, filename string, user *User, puuid
return matter
}
//文件下载。具有进度功能。
//下载功能参考https://github.com/Masterminds/go-fileserver
func (this *MatterService) DownloadFile(
writer http.ResponseWriter,
request *http.Request,
filePath string,
filename string,
withContentDisposition bool) {
download.DownloadFile(writer, request, filePath, filename, withContentDisposition)
}
//调整一个Matter的path值
func (this *MatterService) adjustPath(matter *Matter, parentMatter *Matter) {