1 ;;; url-news.el --- News Uniform Resource Locator retrieval code
2 ;; Keywords: comm, data, processes
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28 (autoload 'url-warn
"url")
29 (autoload 'gnus-group-read-ephemeral-group
"gnus-group")
30 (eval-when-compile (require 'cl
))
32 (defgroup url-news nil
33 "News related options"
36 (defun url-news-open-host (host port user pass
)
37 (if (fboundp 'nnheader-init-server-buffer
)
38 (nnheader-init-server-buffer))
39 (nntp-open-server host
(list (string-to-int port
)))
42 (nntp-send-command "^.*\r?\n" "AUTHINFO USER" user
)
43 (nntp-send-command "^.*\r?\n" "AUTHINFO PASS" pass
)
44 (if (not (nntp-server-opened host
))
45 (url-warn 'url
(format "NNTP authentication to `%s' as `%s' failed"
48 (defun url-news-fetch-message-id (host message-id
)
49 (let ((buf (generate-new-buffer " *url-news*")))
50 (if (eq ?
> (aref message-id
(1- (length message-id
))))
52 (setq message-id
(concat "<" message-id
">")))
53 (if (cdr-safe (nntp-request-article message-id nil host buf
))
54 ;; Successfully retrieved the article
58 (insert "Content-type: text/html\n\n"
61 " <title>Error</title>\n"
65 " <h1>Error requesting article...</h1>\n"
67 " The status message returned by the NNTP server was:"
74 " If you If you feel this is an error, <a href=\""
75 "mailto:" url-bug-address
"\">send mail</a>\n"
80 "<!-- Automatically generated by URL v" url-version
" -->\n"
84 (defun url-news-fetch-newsgroup (newsgroup host
)
85 (declare (special gnus-group-buffer
))
86 (if (string-match "^/+" newsgroup
)
87 (setq newsgroup
(substring newsgroup
(match-end 0))))
88 (if (string-match "/+$" newsgroup
)
89 (setq newsgroup
(substring newsgroup
0 (match-beginning 0))))
91 ;; This saves us from checking new news if Gnus is already running
92 ;; FIXME - is it relatively safe to use gnus-alive-p here? FIXME
93 (if (or (not (get-buffer gnus-group-buffer
))
95 (set-buffer gnus-group-buffer
)
96 (not (eq major-mode
'gnus-group-mode
))))
98 (set-buffer gnus-group-buffer
)
99 (goto-char (point-min))
100 (gnus-group-read-ephemeral-group newsgroup
102 'nntp-open-connection-function
103 nntp-open-connection-function
)
105 (cons (current-buffer) 'browse
)))
108 (defun url-news (url)
109 ;; Find a news reference
110 (let* ((host (or (url-host url
) url-news-server
))
111 (port (url-port url
))
112 (article-brackets nil
)
114 (article (url-filename url
)))
115 (url-news-open-host host port
(url-user url
) (url-password url
))
116 (setq article
(url-unhex-string article
))
118 ((string-match "@" article
) ; Its a specific article
119 (setq buf
(url-news-fetch-message-id host article
)))
120 ((string= article
"") ; List all newsgroups
123 (url-news-fetch-newsgroup article host
)))
127 (defun url-snews (url)
128 (let ((nntp-open-connection-function (if (eq 'tls url-gateway-method
)
130 nntp-open-ssl-stream
)))
135 ;;; arch-tag: 8975be13-04e8-4d38-bfff-47918e3ad311