Function existingCollection

collections.go:1245–1332

(app *App, w http.ResponseWriter, r *http.Request)

}

func existingCollection(app *App, w http.ResponseWriter, r *http.Request) error {
	reqJSON := IsJSON(r)
	vars := mux.Vars(r)
	collAlias := vars["alias"]
	isWeb := r.FormValue("web") == "1"

	u := &User{}
	if reqJSON && !isWeb {
		// Ensure an access token was given
		accessToken := r.Header.Get("Authorization")
		u.ID = app.db.GetUserID(accessToken)
		if u.ID == -1 {
			return ErrBadAccessToken
		}
	} else {
		u = getUserSession(app, r)
		if u == nil {
			return ErrNotLoggedIn
		}
	}

	silenced, err := app.db.IsUserSilenced(u.ID)
	if err != nil {
		log.Error("existing collection: %v", err)
		return ErrInternalGeneral
	}

	if silenced {
		return ErrUserSilenced
	}

	if r.Method == "DELETE" {
		err := app.db.DeleteCollection(collAlias, u.ID)
		if err != nil {
			// TODO: if not HTTPError, report error to admin
			log.Error("Unable to delete collection: %s", err)
			return err
		}
		addSessionFlash(app, w, r, "Deleted your blog, "+collAlias+".", nil)
		return impart.HTTPError{Status: http.StatusNoContent}
	}

	c := SubmittedCollection{OwnerID: uint64(u.ID)}

	if reqJSON {
		// Decode JSON request
		decoder := json.NewDecoder(r.Body)
		err = decoder.Decode(&c)
		if err != nil {
			log.Error("Couldn't parse collection update JSON request: %v\n", err)
			return ErrBadJSON
		}
	} else {
		err = r.ParseForm()
		if err != nil {
			log.Error("Couldn't parse collection update form request: %v\n", err)
			return ErrBadFormData
		}