Esempio n. 1
0
func exportOpml(user content.User) (resp responseError) {
	resp = newResponse()

	o := parser.OpmlXml{
		Version: "1.1",
		Head:    parser.OpmlHead{Title: "Feed subscriptions of " + user.String() + " from readeef"},
	}

	if feeds := user.AllTaggedFeeds(); user.HasErr() {
		resp.err = user.Err()
		return
	} else {
		body := parser.OpmlBody{}
		for _, f := range feeds {
			d := f.Data()

			tags := f.Tags()
			category := make([]string, len(tags))
			for i, t := range tags {
				category[i] = string(t.Data().Value)
			}
			body.Outline = append(body.Outline, parser.OpmlOutline{
				Text:     d.Title,
				Title:    d.Title,
				XmlUrl:   d.Link,
				HtmlUrl:  d.SiteLink,
				Category: strings.Join(category, ","),
				Type:     "rss",
			})
		}

		o.Body = body
	}

	var b []byte
	if b, resp.err = xml.MarshalIndent(o, "", "    "); resp.err != nil {
		return
	}

	resp.val["opml"] = xml.Header + string(b)

	return
}
Esempio n. 2
0
func listFeeds(user content.User) (resp responseError) {
	resp = newResponse()

	resp.val["Feeds"], resp.err = user.AllTaggedFeeds(), user.Err()
	return
}
Esempio n. 3
0
func (controller TtRss) Handler(c context.Context) http.Handler {
	repo := readeef.GetRepo(c)
	logger := webfw.GetLogger(c)
	config := readeef.GetConfig(c)

	return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
		action := webfw.GetMultiPatternIdentifier(c, r)

		if action == "redirecter" {
			http.Redirect(w, r, "/", http.StatusMovedPermanently)
		}

		req := ttRssRequest{}

		resp := ttRssResponse{}

		var err error
		var errType string
		var user content.User
		var con interface{}

		switch {
		default:
			var b []byte
			in := map[string]interface{}{}

			if b, err = ioutil.ReadAll(r.Body); err != nil {
				err = fmt.Errorf("reading request body: %s", err)
				break
			}

			if err = json.Unmarshal(b, &in); err != nil {
				err = fmt.Errorf("decoding JSON request: %s", err)
				break
			}

			req = ttRssConvertRequest(in)

			logger.Debugf("Request: %#v\n", req)

			resp.Seq = req.Seq

			if req.Op != "login" && req.Op != "isLoggedIn" {
				if sess, ok := ttRssSessions[req.Sid]; ok {
					user = repo.UserByLogin(data.Login(sess.login))
					if repo.Err() != nil {
						errType = "NOT_LOGGED_IN"
					} else {
						sess.lastVisit = time.Now()
						ttRssSessions[req.Sid] = sess
					}
				} else {
					errType = "NOT_LOGGED_IN"
				}
			}

			if errType != "" {
				logger.Debugf("TT-RSS Sessions: %#v\n", ttRssSessions)
				break
			}

			logger.Debugf("TT-RSS OP: %s\n", req.Op)
			switch req.Op {
			case "getApiLevel":
				con = ttRssGenericContent{Level: TTRSS_API_LEVEL}
			case "getVersion":
				con = ttRssGenericContent{Version: TTRSS_VERSION}
			case "login":
				user = repo.UserByLogin(data.Login(req.User))
				if repo.Err() != nil {
					errType = "LOGIN_ERROR"
					err = fmt.Errorf("getting TT-RSS user: %s", repo.Err())
					break
				}

				if !user.Authenticate(req.Password, []byte(config.Auth.Secret)) {
					errType = "LOGIN_ERROR"
					err = fmt.Errorf("authentication for TT-RSS user '%s'", user.Data().Login)
					break
				}

				var sessId string

				login := user.Data().Login

				for id, sess := range ttRssSessions {
					if sess.login == login {
						sessId = id
					}
				}

				if sessId == "" {
					sessId = strings.Replace(util.UUID(), "-", "", -1)
					ttRssSessions[sessId] = ttRssSession{login: login, lastVisit: time.Now()}
				}

				con = ttRssGenericContent{
					ApiLevel:  TTRSS_API_LEVEL,
					SessionId: sessId,
				}
			case "logout":
				delete(ttRssSessions, req.Sid)
				con = ttRssGenericContent{Status: "OK"}
			case "isLoggedIn":
				if _, ok := ttRssSessions[req.Sid]; ok {
					con = ttRssGenericContent{Status: true}
				} else {
					con = ttRssGenericContent{Status: false}
				}
			case "getUnread":
				var ar content.ArticleRepo
				o := data.ArticleCountOptions{UnreadOnly: true}

				if req.IsCat {
					tagId := data.TagId(req.FeedId)
					if tagId > 0 {
						ar = user.TagById(tagId)
					} else if tagId == TTRSS_CAT_UNCATEGORIZED {
						ar = user
						o.UntaggedOnly = true
					} else if tagId == TTRSS_CAT_SPECIAL {
						ar = user
						o.FavoriteOnly = true
					}
				} else {
					switch req.FeedId {
					case TTRSS_FAVORITE_ID:
						ar = user
						o.FavoriteOnly = true
					case TTRSS_FRESH_ID:
						ar = user
						o.AfterDate = time.Now().Add(TTRSS_FRESH_DURATION)
					case TTRSS_ALL_ID, 0:
						ar = user
					default:
						if req.FeedId > 0 {
							feed := user.FeedById(req.FeedId)
							if feed.HasErr() {
								err = feed.Err()
								break
							}

							ar = feed
						}

					}

				}

				if ar == nil {
					con = ttRssGenericContent{Unread: "0"}
				} else if con == nil {
					con = ttRssGenericContent{Unread: strconv.FormatInt(ar.Count(o), 10)}
				}
			case "getCounters":
				if req.OutputMode == "" {
					req.OutputMode = "flc"
				}
				cContent := ttRssCountersContent{}

				o := data.ArticleCountOptions{UnreadOnly: true}
				unreadCount := user.Count(o)
				cContent = append(cContent,
					ttRssCounter{Id: "global-unread", Counter: unreadCount})

				feeds := user.AllFeeds()
				cContent = append(cContent,
					ttRssCounter{Id: "subscribed-feeds", Counter: int64(len(feeds))})

				cContent = append(cContent, ttRssCounter{Id: TTRSS_ARCHIVED_ID})

				cContent = append(cContent,
					ttRssCounter{Id: TTRSS_FAVORITE_ID,
						Counter:    user.Count(data.ArticleCountOptions{UnreadOnly: true, FavoriteOnly: true}),
						AuxCounter: user.Count(data.ArticleCountOptions{FavoriteOnly: true})})

				cContent = append(cContent, ttRssCounter{Id: TTRSS_PUBLISHED_ID})

				freshTime := time.Now().Add(TTRSS_FRESH_DURATION)
				cContent = append(cContent,
					ttRssCounter{Id: TTRSS_FRESH_ID,
						Counter:    user.Count(data.ArticleCountOptions{UnreadOnly: true, AfterDate: freshTime}),
						AuxCounter: 0})

				cContent = append(cContent,
					ttRssCounter{Id: TTRSS_ALL_ID,
						Counter:    user.Count(),
						AuxCounter: 0})

				for _, f := range feeds {
					cContent = append(cContent,
						ttRssCounter{Id: int64(f.Data().Id), Counter: f.Count(o)},
					)

				}

				cContent = append(cContent, ttRssCounter{Id: TTRSS_CAT_LABELS, Counter: 0, Kind: "cat"})

				for _, t := range user.Tags() {
					cContent = append(cContent,
						ttRssCounter{
							Id:      int64(t.Data().Id),
							Counter: t.Count(o),
							Kind:    "cat",
						},
					)
				}

				cContent = append(cContent,
					ttRssCounter{
						Id:      TTRSS_CAT_UNCATEGORIZED,
						Counter: user.Count(data.ArticleCountOptions{UnreadOnly: true, UntaggedOnly: true}),
						Kind:    "cat",
					},
				)

				if user.HasErr() {
					err = fmt.Errorf("Error getting user counters: %v\n", user.Err())
				}

				con = cContent
			case "getFeeds":
				fContent := ttRssFeedsContent{}

				if req.CatId == TTRSS_CAT_ALL || req.CatId == TTRSS_CAT_SPECIAL {
					unreadFav := user.Count(data.ArticleCountOptions{UnreadOnly: true, FavoriteOnly: true})

					if unreadFav > 0 || !req.UnreadOnly {
						fContent = append(fContent, ttRssFeed{
							Id:     TTRSS_FAVORITE_ID,
							Title:  ttRssSpecialTitle(TTRSS_FAVORITE_ID),
							Unread: unreadFav,
							CatId:  TTRSS_FAVORITE_ID,
						})
					}

					freshTime := time.Now().Add(TTRSS_FRESH_DURATION)
					unreadFresh := user.Count(data.ArticleCountOptions{UnreadOnly: true, AfterDate: freshTime})

					if unreadFresh > 0 || !req.UnreadOnly {
						fContent = append(fContent, ttRssFeed{
							Id:     TTRSS_FRESH_ID,
							Title:  ttRssSpecialTitle(TTRSS_FRESH_ID),
							Unread: unreadFresh,
							CatId:  TTRSS_FAVORITE_ID,
						})
					}

					unreadAll := user.Count(data.ArticleCountOptions{UnreadOnly: true})

					if unreadAll > 0 || !req.UnreadOnly {
						fContent = append(fContent, ttRssFeed{
							Id:     TTRSS_ALL_ID,
							Title:  ttRssSpecialTitle(TTRSS_ALL_ID),
							Unread: unreadAll,
							CatId:  TTRSS_FAVORITE_ID,
						})
					}
				}

				var feeds []content.UserFeed
				var catId int
				if req.CatId == TTRSS_CAT_ALL || req.CatId == TTRSS_CAT_ALL_EXCEPT_VIRTUAL {
					feeds = user.AllFeeds()
				} else {
					if req.CatId == TTRSS_CAT_UNCATEGORIZED {
						tagged := user.AllTaggedFeeds()
						for _, t := range tagged {
							if len(t.Tags()) == 0 {
								feeds = append(feeds, t)
							}
						}
					} else if req.CatId > 0 {
						catId = int(req.CatId)
						t := user.TagById(req.CatId)
						tagged := t.AllFeeds()
						if t.HasErr() {
							err = t.Err()
							break
						}
						for _, t := range tagged {
							feeds = append(feeds, t)
						}
					}
				}

				if len(feeds) > 0 {
					o := data.ArticleCountOptions{UnreadOnly: true}
					for i := range feeds {
						if req.Limit > 0 {
							if i < req.Offset || i >= req.Limit+req.Offset {
								continue
							}
						}

						d := feeds[i].Data()
						unread := feeds[i].Count(o)

						if unread > 0 || !req.UnreadOnly {
							fContent = append(fContent, ttRssFeed{
								Id:          d.Id,
								Title:       d.Title,
								FeedUrl:     d.Link,
								CatId:       catId,
								Unread:      unread,
								LastUpdated: time.Now().Unix(),
								OrderId:     0,
							})
						}
					}
				}

				if user.HasErr() {
					err = fmt.Errorf("Error getting user feeds: %v\n", user.Err())
				}

				con = fContent
			case "getCategories":
				cContent := ttRssCategoriesContent{}
				o := data.ArticleCountOptions{UnreadOnly: true}

				for _, t := range user.Tags() {
					td := t.Data()
					count := t.Count(o)

					if count > 0 || !req.UnreadOnly {
						cContent = append(cContent,
							ttRssCat{Id: strconv.FormatInt(int64(td.Id), 10), Title: string(td.Value), Unread: count},
						)
					}
				}

				count := user.Count(data.ArticleCountOptions{UnreadOnly: true, UntaggedOnly: true})
				if count > 0 || !req.UnreadOnly {
					cContent = append(cContent,
						ttRssCat{Id: strconv.FormatInt(TTRSS_CAT_UNCATEGORIZED, 10), Title: "Uncategorized", Unread: count},
					)
				}

				o.FavoriteOnly = true
				count = user.Count(o)

				if count > 0 || !req.UnreadOnly {
					cContent = append(cContent,
						ttRssCat{Id: strconv.FormatInt(TTRSS_CAT_SPECIAL, 10), Title: "Special", Unread: count},
					)
				}

				con = cContent
			case "getHeadlines":
				if req.FeedId == 0 {
					errType = "INCORRECT_USAGE"
					break
				}

				limit := req.Limit
				if limit == 0 {
					limit = 200
				}

				var articles []content.UserArticle
				var articleRepo content.ArticleRepo
				var feedTitle string
				firstId := data.ArticleId(0)
				o := data.ArticleQueryOptions{Limit: limit, Offset: req.Skip, UnreadFirst: true, SkipSessionProcessors: true}

				if req.IsCat {
					if req.FeedId == TTRSS_CAT_UNCATEGORIZED {
						ttRssSetupSorting(req, user)
						articleRepo = user
						o.UntaggedOnly = true
						feedTitle = "Uncategorized"
					} else if req.FeedId > 0 {
						t := user.TagById(data.TagId(req.FeedId))
						ttRssSetupSorting(req, t)
						articleRepo = t
						feedTitle = string(t.Data().Value)
					}
				} else {
					if req.FeedId == TTRSS_FAVORITE_ID {
						ttRssSetupSorting(req, user)
						o.FavoriteOnly = true
						articleRepo = user
						feedTitle = "Starred articles"
					} else if req.FeedId == TTRSS_FRESH_ID {
						ttRssSetupSorting(req, user)
						o.AfterDate = time.Now().Add(TTRSS_FRESH_DURATION)
						articleRepo = user
						feedTitle = "Fresh articles"
					} else if req.FeedId == TTRSS_ALL_ID {
						ttRssSetupSorting(req, user)
						articleRepo = user
						feedTitle = "All articles"
					} else if req.FeedId > 0 {
						feed := user.FeedById(req.FeedId)

						ttRssSetupSorting(req, feed)
						articleRepo = feed
						feedTitle = feed.Data().Title
					}
				}

				if req.SinceId > 0 {
					o.AfterId = req.SinceId
				}

				if articleRepo != nil {
					if req.Search != "" {
						if controller.sp != nil {
							if as, ok := articleRepo.(content.ArticleSearch); ok {
								articles = as.Query(req.Search, controller.sp, limit, req.Skip)
							}
						}
					} else {
						var skip bool

						switch req.ViewMode {
						case "all_articles":
						case "adaptive":
						case "unread":
							o.UnreadOnly = true
						case "marked":
							o.FavoriteOnly = true
						default:
							skip = true
						}

						if !skip {
							articles = articleRepo.Articles(o)
						}
					}
				}

				if len(articles) > 0 {
					firstId = articles[0].Data().Id
				}

				headlines := ttRssHeadlinesFromArticles(articles, feedTitle, req.ShowContent, req.ShowExcerpt)
				if req.IncludeHeader {
					header := ttRssHeadlinesHeader{Id: req.FeedId, FirstId: firstId, IsCat: req.IsCat}
					hContent := ttRssHeadlinesHeaderContent{}

					hContent = append(hContent, header)
					hContent = append(hContent, headlines)

					con = hContent
				} else {
					con = headlines
				}
			case "updateArticle":
				articles := user.ArticlesById(req.ArticleIds, data.ArticleQueryOptions{SkipSessionProcessors: true})
				updateCount := int64(0)

				switch req.Field {
				case 0, 2:
					for _, a := range articles {
						d := a.Data()
						updated := false

						switch req.Field {
						case 0:
							switch req.Mode {
							case 0:
								if d.Favorite {
									updated = true
									d.Favorite = false
								}
							case 1:
								if !d.Favorite {
									updated = true
									d.Favorite = true
								}
							case 2:
								updated = true
								d.Favorite = !d.Favorite
							}
							if updated {
								a.Favorite(d.Favorite)
							}
						case 2:
							switch req.Mode {
							case 0:
								if !d.Read {
									updated = true
									d.Read = true
								}
							case 1:
								if d.Read {
									updated = true
									d.Read = false
								}
							case 2:
								updated = true
								d.Read = !d.Read
							}
							if updated {
								a.Read(d.Read)
							}
						}

						if updated {
							if a.HasErr() {
								err = a.Err()
								break
							}

							updateCount++
						}
					}

					if err != nil {
						break
					}

					con = ttRssGenericContent{Status: "OK", Updated: updateCount}
				}
			case "getArticle":
				articles := user.ArticlesById(req.ArticleId, data.ArticleQueryOptions{SkipSessionProcessors: true})
				feedTitles := map[data.FeedId]string{}

				for _, a := range articles {
					d := a.Data()
					if _, ok := feedTitles[d.FeedId]; !ok {
						f := repo.FeedById(d.FeedId)
						feedTitles[d.FeedId] = f.Data().Title
					}
				}

				cContent := ttRssArticlesContent{}

				for _, a := range articles {
					d := a.Data()
					title := feedTitles[d.FeedId]
					h := ttRssArticle{
						Id:        strconv.FormatInt(int64(d.Id), 10),
						Unread:    !d.Read,
						Marked:    d.Favorite,
						Updated:   d.Date.Unix(),
						Title:     d.Title,
						Link:      d.Link,
						FeedId:    strconv.FormatInt(int64(d.FeedId), 10),
						FeedTitle: title,
						Content:   d.Description,
					}

					cContent = append(cContent, h)
				}

				con = cContent
			case "getConfig":
				con = ttRssConfigContent{DaemonIsRunning: true, NumFeeds: len(user.AllFeeds())}
			case "updateFeed":
				con = ttRssGenericContent{Status: "OK"}
			case "catchupFeed":
				var ar content.ArticleRepo
				o := data.ArticleUpdateStateOptions{BeforeDate: time.Now()}

				if req.IsCat {
					tagId := data.TagId(req.FeedId)
					ar = user.TagById(tagId)

					if tagId == TTRSS_CAT_UNCATEGORIZED {
						o.UntaggedOnly = true
					}
				} else {
					ar = user.FeedById(req.FeedId)
				}

				if ar != nil {
					ar.ReadState(true, o)

					if e, ok := ar.(content.Error); ok {
						if e.HasErr() {
							err = e.Err()
							break
						}
					}

					con = ttRssGenericContent{Status: "OK"}
				}
			case "getPref":
				switch req.PrefName {
				case "DEFAULT_UPDATE_INTERVAL":
					con = ttRssGenericContent{Value: int(config.FeedManager.Converted.UpdateInterval.Minutes())}
				case "DEFAULT_ARTICLE_LIMIT":
					con = ttRssGenericContent{Value: 200}
				case "HIDE_READ_FEEDS":
					con = ttRssGenericContent{Value: user.Data().ProfileData["unreadOnly"]}
				case "FEEDS_SORT_BY_UNREAD", "ENABLE_FEED_CATS", "SHOW_CONTENT_PREVIEW":
					con = ttRssGenericContent{Value: true}
				case "FRESH_ARTICLE_MAX_AGE":
					con = ttRssGenericContent{Value: (-1 * TTRSS_FRESH_DURATION).Hours()}
				}
			case "getLabels":
				con = []interface{}{}
			case "setArticleLabel":
				con = ttRssGenericContent{Status: "OK", Updated: 0}
			case "shareToPublished":
				errType = "Publishing failed"
			case "subscribeToFeed":
				f := repo.FeedByLink(req.FeedUrl)
				for _, u := range f.Users() {
					if u.Data().Login == user.Data().Login {
						con = ttRssSubscribeContent{Status: struct {
							Code int `json:"code"`
						}{0}}
						break
					}
				}

				if f.HasErr() {
					err = f.Err()
					break
				}

				f, err := controller.fm.AddFeedByLink(req.FeedUrl)
				if err != nil {
					errType = "INCORRECT_USAGE"
					break
				}

				uf := user.AddFeed(f)
				if uf.HasErr() {
					err = uf.Err()
					break
				}

				con = ttRssSubscribeContent{Status: struct {
					Code int `json:"code"`
				}{1}}
			case "unsubscribeFeed":
				f := user.FeedById(req.FeedId)
				f.Detach()
				users := f.Users()

				if f.HasErr() {
					err = f.Err()
					if err == content.ErrNoContent {
						errType = "FEED_NOT_FOUND"
					}
					break
				}

				if len(users) == 0 {
					controller.fm.RemoveFeed(f)
				}

				con = ttRssGenericContent{Status: "OK"}
			case "getFeedTree":
				items := []ttRssCategory{}

				special := ttRssCategory{Id: "CAT:-1", Items: []ttRssCategory{}, Name: "Special", Type: "category", BareId: -1}

				special.Items = append(special.Items, ttRssFeedListCategoryFeed(user, nil, TTRSS_ALL_ID, false))
				special.Items = append(special.Items, ttRssFeedListCategoryFeed(user, nil, TTRSS_FRESH_ID, false))
				special.Items = append(special.Items, ttRssFeedListCategoryFeed(user, nil, TTRSS_FAVORITE_ID, false))
				special.Items = append(special.Items, ttRssFeedListCategoryFeed(user, nil, TTRSS_PUBLISHED_ID, false))
				special.Items = append(special.Items, ttRssFeedListCategoryFeed(user, nil, TTRSS_ARCHIVED_ID, false))
				special.Items = append(special.Items, ttRssFeedListCategoryFeed(user, nil, TTRSS_RECENTLY_READ_ID, false))

				items = append(items, special)

				tf := user.AllTaggedFeeds()

				uncat := ttRssCategory{Id: "CAT:0", Items: []ttRssCategory{}, BareId: 0, Name: "Uncategorized", Type: "category"}
				tagCategories := map[content.Tag]ttRssCategory{}

				for _, f := range tf {
					tags := f.Tags()

					item := ttRssFeedListCategoryFeed(user, f, f.Data().Id, true)
					if len(tags) > 0 {
						for _, t := range tags {
							var c ttRssCategory
							if cached, ok := tagCategories[t]; ok {
								c = cached
							} else {
								c = ttRssCategory{
									Id:     "CAT:" + strconv.FormatInt(int64(t.Data().Id), 10),
									BareId: data.FeedId(t.Data().Id),
									Name:   string(t.Data().Value),
									Type:   "category",
									Items:  []ttRssCategory{},
								}
							}

							c.Items = append(c.Items, item)
							tagCategories[t] = c
						}
					} else {
						uncat.Items = append(uncat.Items, item)
					}
				}

				categories := []ttRssCategory{uncat}
				for _, c := range tagCategories {
					categories = append(categories, c)
				}

				for _, c := range categories {
					if len(c.Items) == 1 {
						c.Param = "(1 feed)"
					} else {
						c.Param = fmt.Sprintf("(%d feed)", len(c.Items))
					}
					items = append(items, c)
				}

				fl := ttRssCategory{Identifier: "id", Label: "name"}
				fl.Items = items

				if user.HasErr() {
					err = user.Err()
				} else {
					con = ttRssFeedTreeContent{Categories: fl}
				}
			default:
				errType = "UNKNOWN_METHOD"
				con = ttRssGenericContent{Method: req.Op}
			}
		}

		if err == nil && errType == "" {
			resp.Status = TTRSS_API_STATUS_OK
		} else {
			logger.Infof("Error processing TT-RSS API request: %s %v\n", errType, err)
			resp.Status = TTRSS_API_STATUS_ERR
			con = ttRssErrorContent{Error: errType}
		}

		var b []byte
		b, err = json.Marshal(con)
		if err == nil {
			resp.Content = json.RawMessage(b)
		}

		b, err = json.Marshal(&resp)

		if err == nil {
			w.Header().Set("Content-Type", "text/json")
			w.Header().Set("Api-Content-Length", strconv.Itoa(len(b)))
			w.Write(b)

			logger.Debugf("Output for %s: %s\n", req.Op, string(b))
		} else {
			logger.Print(fmt.Errorf("TT-RSS error %s: %v", req.Op, err))

			w.WriteHeader(http.StatusInternalServerError)
		}

	})
}