562 lines
14 KiB
Go
562 lines
14 KiB
Go
package rest
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import (
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"fmt"
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"net/http"
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"regexp"
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"strconv"
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"strings"
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"time"
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)
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type MatterController struct {
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BaseController
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matterDao *MatterDao
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matterService *MatterService
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downloadTokenDao *DownloadTokenDao
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imageCacheDao *ImageCacheDao
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}
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//初始化方法 start to develop v3.
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func (this *MatterController) Init() {
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this.BaseController.Init()
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//手动装填本实例的Bean. 这里必须要用中间变量方可。
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b := CONTEXT.GetBean(this.matterDao)
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if b, ok := b.(*MatterDao); ok {
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this.matterDao = b
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}
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b = CONTEXT.GetBean(this.matterService)
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if b, ok := b.(*MatterService); ok {
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this.matterService = b
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}
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b = CONTEXT.GetBean(this.downloadTokenDao)
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if b, ok := b.(*DownloadTokenDao); ok {
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this.downloadTokenDao = b
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}
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b = CONTEXT.GetBean(this.imageCacheDao)
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if b, ok := b.(*ImageCacheDao); ok {
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this.imageCacheDao = b
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}
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}
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//注册自己的路由。
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func (this *MatterController) RegisterRoutes() map[string]func(writer http.ResponseWriter, request *http.Request) {
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routeMap := make(map[string]func(writer http.ResponseWriter, request *http.Request))
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//每个Controller需要主动注册自己的路由。
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routeMap["/api/matter/create/directory"] = this.Wrap(this.CreateDirectory, USER_ROLE_USER)
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routeMap["/api/matter/upload"] = this.Wrap(this.Upload, USER_ROLE_USER)
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routeMap["/api/matter/crawl"] = this.Wrap(this.Crawl, USER_ROLE_USER)
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routeMap["/api/matter/delete"] = this.Wrap(this.Delete, USER_ROLE_USER)
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routeMap["/api/matter/delete/batch"] = this.Wrap(this.DeleteBatch, USER_ROLE_USER)
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routeMap["/api/matter/rename"] = this.Wrap(this.Rename, USER_ROLE_USER)
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routeMap["/api/matter/change/privacy"] = this.Wrap(this.ChangePrivacy, USER_ROLE_USER)
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routeMap["/api/matter/move"] = this.Wrap(this.Move, USER_ROLE_USER)
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routeMap["/api/matter/detail"] = this.Wrap(this.Detail, USER_ROLE_USER)
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routeMap["/api/matter/page"] = this.Wrap(this.Page, USER_ROLE_USER)
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return routeMap
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}
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//查看某个文件的详情。
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func (this *MatterController) Detail(writer http.ResponseWriter, request *http.Request) *WebResult {
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uuid := request.FormValue("uuid")
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if uuid == "" {
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this.PanicBadRequest("文件的uuid必填")
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}
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matter := this.matterService.Detail(uuid)
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//验证当前之人是否有权限查看这么详细。
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user := this.checkUser(writer, request)
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if user.Role != USER_ROLE_ADMINISTRATOR {
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if matter.UserUuid != user.Uuid {
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panic("没有权限查看该文件")
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}
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}
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return this.Success(matter)
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}
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//创建一个文件夹。
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func (this *MatterController) CreateDirectory(writer http.ResponseWriter, request *http.Request) *WebResult {
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puuid := request.FormValue("puuid")
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name := request.FormValue("name")
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name = strings.TrimSpace(name)
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//验证参数。
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if name == "" {
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this.PanicBadRequest("name参数必填，并且不能全是空格")
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}
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if len(name) > 200 {
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panic("name长度不能超过200")
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}
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if m, _ := regexp.MatchString(`[<>|*?/\\]`, name); m {
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this.PanicBadRequest(`名称中不能包含以下特殊符号：< > | * ? / \`)
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}
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userUuid := request.FormValue("userUuid")
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user := this.checkUser(writer, request)
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if user.Role != USER_ROLE_ADMINISTRATOR {
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userUuid = user.Uuid
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}
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user = this.userDao.CheckByUuid(userUuid)
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if puuid == "" {
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panic("puuid必填")
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}
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if puuid != "root" {
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//验证目标文件夹存在。
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this.matterDao.CheckByUuidAndUserUuid(puuid, user.Uuid)
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//获取上级的详情
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pMatter := this.matterService.Detail(puuid)
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//文件夹最多只能有32层。
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count := 1
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tmpMatter := pMatter
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for tmpMatter != nil {
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count++
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tmpMatter = tmpMatter.Parent
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}
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if count >= 32 {
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panic("文件夹最多32层")
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}
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}
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//判断同级文件夹中是否有同名的文件。
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count := this.matterDao.CountByUserUuidAndPuuidAndDirAndName(user.Uuid, puuid, true, name)
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if count > 0 {
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this.PanicBadRequest("【" + name + "】已经存在了，请使用其他名称。")
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}
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matter := &Matter{
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Puuid: puuid,
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UserUuid: user.Uuid,
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Dir: true,
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Name: name,
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}
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matter = this.matterDao.Create(matter)
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return this.Success(matter)
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}
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//按照分页的方式获取某个文件夹下文件和子文件夹的列表，通常情况下只有一页。
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func (this *MatterController) Page(writer http.ResponseWriter, request *http.Request) *WebResult {
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//如果是根目录，那么就传入root.
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pageStr := request.FormValue("page")
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pageSizeStr := request.FormValue("pageSize")
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orderCreateTime := request.FormValue("orderCreateTime")
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orderUpdateTime := request.FormValue("orderUpdateTime")
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orderSort := request.FormValue("orderSort")
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orderTimes := request.FormValue("orderTimes")
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puuid := request.FormValue("puuid")
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userUuid := request.FormValue("userUuid")
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name := request.FormValue("name")
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dir := request.FormValue("dir")
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alien := request.FormValue("alien")
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orderDir := request.FormValue("orderDir")
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orderSize := request.FormValue("orderSize")
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orderName := request.FormValue("orderName")
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extensionsStr := request.FormValue("extensions")
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user := this.checkUser(writer, request)
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if user.Role != USER_ROLE_ADMINISTRATOR {
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userUuid = user.Uuid
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}
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var page int
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if pageStr != "" {
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page, _ = strconv.Atoi(pageStr)
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}
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pageSize := 200
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if pageSizeStr != "" {
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tmp, err := strconv.Atoi(pageSizeStr)
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if err == nil {
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pageSize = tmp
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}
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}
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//筛选后缀名
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var extensions []string
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if extensionsStr != "" {
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extensions = strings.Split(extensionsStr, ",")
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}
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sortArray := []OrderPair{
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{
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key: "dir",
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value: orderDir,
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},
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{
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key: "create_time",
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value: orderCreateTime,
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},
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{
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key: "update_time",
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value: orderUpdateTime,
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},
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{
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key: "sort",
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value: orderSort,
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},
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{
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key: "size",
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value: orderSize,
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},
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{
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key: "name",
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value: orderName,
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},
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{
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key: "times",
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value: orderTimes,
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},
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}
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pager := this.matterDao.Page(page, pageSize, puuid, userUuid, name, dir, alien, extensions, sortArray)
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return this.Success(pager)
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}
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//上传文件
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func (this *MatterController) Upload(writer http.ResponseWriter, request *http.Request) *WebResult {
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userUuid := request.FormValue("userUuid")
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user := this.checkUser(writer, request)
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if user.Role != USER_ROLE_ADMINISTRATOR {
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userUuid = user.Uuid
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}
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user = this.userDao.CheckByUuid(userUuid)
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alienStr := request.FormValue("alien")
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alien := false
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puuid := ""
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if alienStr == "true" {
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alien = true
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//如果是应用文件的话，统一放在同一个地方。
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puuid = this.matterService.GetDirUuid(userUuid, fmt.Sprintf("/应用数据/%s", time.Now().Local().Format("20060102150405")))
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} else {
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puuid = request.FormValue("puuid")
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if puuid == "" {
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this.PanicBadRequest("puuid必填")
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} else {
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if puuid != "root" {
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//找出上一级的文件夹。
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this.matterDao.CheckByUuidAndUserUuid(puuid, userUuid)
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}
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}
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}
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privacy := false
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privacyStr := request.FormValue("privacy")
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if privacyStr == "true" {
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privacy = true
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}
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err := request.ParseMultipartForm(32 << 20)
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this.PanicError(err)
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file, handler, err := request.FormFile("file")
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this.PanicError(err)
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defer file.Close()
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//对于IE浏览器，filename可能包含了路径。
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fileName := handler.Filename
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pos := strings.LastIndex(fileName, "\\")
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if pos != -1 {
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fileName = fileName[pos+1:]
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}
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pos = strings.LastIndex(fileName, "/")
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if pos != -1 {
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fileName = fileName[pos+1:]
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}
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matter := this.matterService.Upload(file, user, puuid, fileName, privacy, alien)
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return this.Success(matter)
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}
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//从一个Url中去爬取资源
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func (this *MatterController) Crawl(writer http.ResponseWriter, request *http.Request) *WebResult {
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userUuid := request.FormValue("userUuid")
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user := this.checkUser(writer, request)
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if user.Role != USER_ROLE_ADMINISTRATOR {
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userUuid = user.Uuid
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} else {
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if userUuid == "" {
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userUuid = user.Uuid
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}
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}
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user = this.userDao.CheckByUuid(userUuid)
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puuid := request.FormValue("puuid")
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if puuid == "" {
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this.PanicBadRequest("puuid必填")
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} else {
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if puuid != "root" {
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//找出上一级的文件夹。
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this.matterDao.CheckByUuidAndUserUuid(puuid, userUuid)
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}
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}
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privacy := false
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privacyStr := request.FormValue("privacy")
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if privacyStr == "true" {
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privacy = true
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}
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url := request.FormValue("url")
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if url == "" || (!strings.HasPrefix(url, "http://") && !strings.HasPrefix(url, "https://")) {
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panic("资源url必填，并且应该以http://或者https://开头")
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}
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filename := request.FormValue("filename")
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if filename == "" {
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panic("文件名必传")
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}
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matter := this.matterService.Crawl(url, filename, user, puuid, privacy)
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return this.Success(matter)
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}
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//删除一个文件
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func (this *MatterController) Delete(writer http.ResponseWriter, request *http.Request) *WebResult {
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uuid := request.FormValue("uuid")
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if uuid == "" {
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this.PanicBadRequest("文件的uuid必填")
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}
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matter := this.matterDao.CheckByUuid(uuid)
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//判断文件的所属人是否正确
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user := this.checkUser(writer, request)
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if user.Role != USER_ROLE_ADMINISTRATOR && matter.UserUuid != user.Uuid {
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this.PanicUnauthorized("没有权限")
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}
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this.matterDao.Delete(matter)
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return this.Success("删除成功！")
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}
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//删除一系列文件。
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func (this *MatterController) DeleteBatch(writer http.ResponseWriter, request *http.Request) *WebResult {
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uuids := request.FormValue("uuids")
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if uuids == "" {
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this.PanicBadRequest("文件的uuids必填")
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}
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uuidArray := strings.Split(uuids, ",")
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for _, uuid := range uuidArray {
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matter := this.matterDao.FindByUuid(uuid)
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//如果matter已经是nil了，直接跳过
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if matter == nil {
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this.logger.Warn("%s 对应的文件记录已经不存在了", uuid)
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continue
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}
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//判断文件的所属人是否正确
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user := this.checkUser(writer, request)
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if user.Role != USER_ROLE_ADMINISTRATOR && matter.UserUuid != user.Uuid {
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this.PanicUnauthorized("没有权限")
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}
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this.matterDao.Delete(matter)
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}
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return this.Success("删除成功！")
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}
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//重命名一个文件或一个文件夹
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func (this *MatterController) Rename(writer http.ResponseWriter, request *http.Request) *WebResult {
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uuid := request.FormValue("uuid")
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name := request.FormValue("name")
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//验证参数。
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if name == "" {
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this.PanicBadRequest("name参数必填")
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}
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if m, _ := regexp.MatchString(`[<>|*?/\\]`, name); m {
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this.PanicBadRequest(`名称中不能包含以下特殊符号：< > | * ? / \`)
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}
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if len(name) > 200 {
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panic("name长度不能超过200")
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}
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//找出该文件或者文件夹
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matter := this.matterDao.CheckByUuid(uuid)
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user := this.checkUser(writer, request)
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if user.Role != USER_ROLE_ADMINISTRATOR && matter.UserUuid != user.Uuid {
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this.PanicUnauthorized("没有权限")
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}
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if name == matter.Name {
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this.PanicBadRequest("新名称和旧名称一样，操作失败！")
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}
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//判断同级文件夹中是否有同名的文件
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count := this.matterDao.CountByUserUuidAndPuuidAndDirAndName(user.Uuid, matter.Puuid, matter.Dir, name)
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if count > 0 {
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this.PanicBadRequest("【" + name + "】已经存在了，请使用其他名称。")
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}
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matter.Name = name
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matter = this.matterDao.Save(matter)
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//删除对应的缓存图片。
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if !matter.Dir {
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this.imageCacheDao.DeleteByMatterUuid(matter.Uuid)
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}
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return this.Success(matter)
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}
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//改变一个文件的公私有属性
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func (this *MatterController) ChangePrivacy(writer http.ResponseWriter, request *http.Request) *WebResult {
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uuid := request.FormValue("uuid")
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privacyStr := request.FormValue("privacy")
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privacy := false
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if privacyStr == "true" {
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privacy = true
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}
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//找出该文件或者文件夹
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matter := this.matterDao.CheckByUuid(uuid)
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if matter.Privacy == privacy {
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panic("公私有属性没有改变！")
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}
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//权限验证
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user := this.checkUser(writer, request)
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if user.Role != USER_ROLE_ADMINISTRATOR && matter.UserUuid != user.Uuid {
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this.PanicUnauthorized("没有权限")
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}
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matter.Privacy = privacy
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this.matterDao.Save(matter)
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return this.Success("设置成功")
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}
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//将一个文件夹或者文件移入到另一个文件夹下。
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func (this *MatterController) Move(writer http.ResponseWriter, request *http.Request) *WebResult {
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srcUuidsStr := request.FormValue("srcUuids")
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destUuid := request.FormValue("destUuid")
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var srcUuids []string
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//验证参数。
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if srcUuidsStr == "" {
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this.PanicBadRequest("srcUuids参数必填")
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} else {
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srcUuids = strings.Split(srcUuidsStr, ",")
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}
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userUuid := request.FormValue("userUuid")
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user := this.checkUser(writer, request)
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if user.Role != USER_ROLE_ADMINISTRATOR {
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userUuid = user.Uuid
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}
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if userUuid == "" {
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userUuid = user.Uuid
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}
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user = this.userDao.CheckByUuid(userUuid)
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//验证dest是否有问题
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var destMatter *Matter
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if destUuid == "" {
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this.PanicBadRequest("destUuid参数必填")
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} else {
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if destUuid != "root" {
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destMatter = this.matterService.Detail(destUuid)
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if user.Role != USER_ROLE_ADMINISTRATOR && destMatter.UserUuid != user.Uuid {
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this.PanicUnauthorized("没有权限")
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}
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}
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}
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var srcMatters []*Matter
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//验证src是否有问题。
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for _, uuid := range srcUuids {
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//找出该文件或者文件夹
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srcMatter := this.matterDao.CheckByUuid(uuid)
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if user.Role != USER_ROLE_ADMINISTRATOR && srcMatter.UserUuid != user.Uuid {
|
||
this.PanicUnauthorized("没有权限")
|
||
}
|
||
|
||
if srcMatter.Puuid == destUuid {
|
||
this.PanicBadRequest("没有进行移动，操作无效！")
|
||
}
|
||
|
||
//判断同级文件夹中是否有同名的文件
|
||
count := this.matterDao.CountByUserUuidAndPuuidAndDirAndName(user.Uuid, destUuid, srcMatter.Dir, srcMatter.Name)
|
||
|
||
if count > 0 {
|
||
this.PanicBadRequest("【" + srcMatter.Name + "】在目标文件夹已经存在了，操作失败。")
|
||
}
|
||
|
||
//判断和目标文件夹是否是同一个主人。
|
||
if destUuid != "root" {
|
||
if srcMatter.UserUuid != destMatter.UserUuid {
|
||
panic("文件和目标文件夹的拥有者不是同一人")
|
||
}
|
||
|
||
//文件夹不能把自己移入到自己中，也不可以移入到自己的子文件夹下。
|
||
tmpMatter := destMatter
|
||
for tmpMatter != nil {
|
||
if uuid == tmpMatter.Uuid {
|
||
panic("文件夹不能把自己移入到自己中，也不可以移入到自己的子文件夹下。")
|
||
}
|
||
tmpMatter = tmpMatter.Parent
|
||
}
|
||
|
||
}
|
||
|
||
srcMatters = append(srcMatters, srcMatter)
|
||
}
|
||
|
||
for _, srcMatter := range srcMatters {
|
||
srcMatter.Puuid = destUuid
|
||
srcMatter = this.matterDao.Save(srcMatter)
|
||
}
|
||
|
||
return this.Success(nil)
|
||
}
|