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Implement NEWNEWS command
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parent
5981fd1415
commit
e6f8e39a8e
@ -43,11 +43,11 @@
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- :heavy_check_mark: `LIST NEWSGROUPS`
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- :x: `LIST ACTIVE.TIMES`
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- :x: `LIST DISTRIB.PATS`
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- :construction: Information Commands
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- :heavy_check_mark: Information Commands
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- :heavy_check_mark: `DATE`
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- :heavy_check_mark: `HELP`
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- :heavy_check_mark: `NEWGROUPS`
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- :x: `NEWNEWS`
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- :heavy_check_mark: `NEWNEWS`
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## License
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@ -168,3 +168,8 @@ func (sb *SQLiteBackend) GetArticleNumbers(g *models.Group, low, high int64) ([]
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return numbers, nil
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}
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func (sb *SQLiteBackend) GetNewArticlesSince(timestamp int64) ([]string, error) {
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var articleIds []string
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return articleIds, sb.db.Select(&articleIds, "SELECT json_extract(articles.header, '$.Message-Id[0]') FROM articles WHERE created_at > datetime(?, 'unixepoch')", timestamp)
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}
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@ -18,4 +18,5 @@ type StorageBackend interface {
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GetArticle(messageID string) (models.Article, error)
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GetArticleByNumber(g *models.Group, num int) (models.Article, error)
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GetArticleNumbers(g *models.Group, low, high int64) ([]int64, error)
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GetNewArticlesSince(timestamp int64) ([]string, error)
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}
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@ -61,6 +61,7 @@ const (
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CommandBody = "BODY"
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CommandStat = "STAT"
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CommandHelp = "HELP"
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CommandNewNews = "NEWNEWS"
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)
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const (
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@ -41,6 +41,7 @@ func NewHandler(b backend.StorageBackend, serverDomain string) *Handler {
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protocol.CommandBody: h.handleArticle,
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protocol.CommandStat: h.handleArticle,
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protocol.CommandHelp: h.handleHelp,
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protocol.CommandNewNews: h.handleNewNews,
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}
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h.serverDomain = serverDomain
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return h
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@ -530,6 +531,7 @@ func (h *Handler) handleHelp(s *Session, command string, arguments []string, id
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" LISTGROUP [newsgroup [range]]\r\n" +
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" MODE READER\r\n" +
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" NEWGROUPS [yy]yymmdd hhmmss [GMT]\r\n" +
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" NEWNEWS [yy]yymmdd hhmmss [GMT]\r\n" +
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" NEXT\r\n" +
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" POST\r\n" +
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" QUIT\r\n" +
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@ -556,6 +558,53 @@ func (h *Handler) handleHelp(s *Session, command string, arguments []string, id
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return dw.Close()
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}
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func (h *Handler) handleNewNews(s *Session, command string, arguments []string, id uint) error {
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s.tconn.StartResponse(id)
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defer s.tconn.EndResponse(id)
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if len(arguments) < 2 || len(arguments) > 3 {
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return s.tconn.PrintfLine(protocol.ErrSyntaxError.String())
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}
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dateString := arguments[0] + " " + arguments[1]
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var date time.Time
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var err error
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if len(dateString) == 15 {
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date, err = time.Parse("20060102 150405", dateString)
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if err != nil {
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return err
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}
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} else if len(dateString) == 13 {
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date, err = time.Parse("060102 150405", dateString)
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if err != nil {
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return err
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}
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} else {
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return s.tconn.PrintfLine(protocol.ErrSyntaxError.String())
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}
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a, err := h.backend.GetNewArticlesSince(date.Unix())
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if err != nil {
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return err
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}
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dw := s.tconn.DotWriter()
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_, err = dw.Write([]byte(protocol.NNTPResponse{Code: 230, Message: "list of new articles by message-id follows"}.String() + protocol.CRLF))
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if err != nil {
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return err
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}
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for _, v := range a {
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_, err = dw.Write([]byte(v + protocol.CRLF))
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if err != nil {
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return err
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}
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}
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return dw.Close()
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}
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func (h *Handler) Handle(s *Session, message string, id uint) error {
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splittedMessage := strings.Split(message, " ")
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for i, v := range splittedMessage {
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