1 ;;; spam-report.el --- Reporting spam
3 ;; Copyright (C) 2002, 2003, 2004, 2005 Free Software Foundation, Inc.
5 ;; Author: Teodor Zlatanov <tzz@lifelogs.com>
8 ;; This file is part of GNU Emacs.
10 ;; GNU Emacs is free software; you can redistribute it and/or modify
11 ;; it under the terms of the GNU General Public License as published by
12 ;; the Free Software Foundation; either version 2, or (at your option)
15 ;; GNU Emacs is distributed in the hope that it will be useful,
16 ;; but WITHOUT ANY WARRANTY; without even the implied warranty of
17 ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 ;; GNU General Public License for more details.
20 ;; You should have received a copy of the GNU General Public License
21 ;; along with GNU Emacs; see the file COPYING. If not, write to the
22 ;; Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
23 ;; Boston, MA 02110-1301, USA.
27 ;;; This module addresses a few aspects of spam reporting under Gnus. Page
28 ;;; breaks are used for grouping declarations and documentation relating to
29 ;;; each particular aspect.
36 (autoload 'mm-url-insert "mm-url"))
38 (defgroup spam-report nil
39 "Spam reporting configuration."
43 (defcustom spam-report-gmane-regex nil
44 "Regexp matching Gmane newsgroups, e.g. \"^nntp\\+.*:gmane\\.\"
45 If you are using spam.el, consider setting gnus-spam-process-newsgroups
46 or the gnus-group-spam-exit-processor-report-gmane group/topic parameter
48 :type '(radio (const nil)
49 (regexp :value "^nntp\+.*:gmane\."))
52 (defcustom spam-report-gmane-spam-header
53 "^X-Report-Spam: http://\\([^/]+\\)\\(.*\\)$"
54 "String matching Gmane spam-reporting header. Two match groups are needed."
58 (defcustom spam-report-gmane-use-article-number t
59 "Whether the article number (faster!) or the header should be used."
63 (defcustom spam-report-url-ping-function
64 'spam-report-url-ping-plain
65 "Function to use for url ping spam reporting.
66 The function must accept the arguments `host' and `report'."
68 (const :tag "Connect directly"
69 spam-report-url-ping-plain)
70 (const :tag "Use the external program specified in `mm-url-program'"
71 spam-report-url-ping-mm-url)
72 (const :tag "Store request URLs in `spam-report-requests-file'"
73 spam-report-url-to-file)
74 (function :tag "User defined function" nil))
77 (defcustom spam-report-requests-file
78 (nnheader-concat gnus-directory "spam/" "spam-report-requests.url")
79 ;; Is there a convention for the extension of such a file?
80 ;; Should we use `spam-directory'?
81 "File where spam report request are stored."
85 (defcustom spam-report-resend-to nil
86 "Email address that spam articles are resent to when reporting.
87 If not set, the user will be prompted to enter a value which will be
88 saved for future use."
92 (defvar spam-report-url-ping-temp-agent-function nil
93 "Internal variable for `spam-report-agentize' and `spam-report-deagentize'.
94 This variable will store the value of `spam-report-url-ping-function' from
95 before `spam-report-agentize' was run, so that `spam-report-deagentize' can
98 (defun spam-report-resend (articles &optional ham)
99 "Report an article as spam by resending via email.
100 Reports is as ham when HAM is set."
101 (dolist (article articles)
103 "Reporting %s article %d to <%s>..."
104 (if ham "ham" "spam")
105 article spam-report-resend-to)
106 (unless spam-report-resend-to
107 (customize-set-variable
108 spam-report-resend-to
109 (read-from-minibuffer "email address to resend SPAM/HAM to? ")))
110 ;; This is ganked from the `gnus-summary-resend-message' function.
111 ;; It involves rendering the SPAM, which is undesirable, but there does
112 ;; not seem to be a nicer way to achieve this.
113 ;; select this particular article
114 (gnus-summary-select-article nil nil nil article)
115 ;; resend it to the destination address
117 (set-buffer gnus-original-article-buffer)
118 (message-resend spam-report-resend-to))))
120 (defun spam-report-resend-ham (articles)
121 "Report an article as ham by resending via email."
122 (spam-report-resend articles t))
124 (defun spam-report-gmane (&rest articles)
125 "Report an article as spam through Gmane."
126 (interactive (gnus-summary-work-articles current-prefix-arg))
127 (dolist (article articles)
128 (when (and gnus-newsgroup-name
129 (or (null spam-report-gmane-regex)
130 (string-match spam-report-gmane-regex gnus-newsgroup-name)))
131 (gnus-message 6 "Reporting spam article %d to spam.gmane.org..." article)
132 (if spam-report-gmane-use-article-number
133 (spam-report-url-ping
136 (gnus-group-real-name gnus-newsgroup-name)
138 (with-current-buffer nntp-server-buffer
139 (gnus-request-head article gnus-newsgroup-name)
140 (goto-char (point-min))
141 (if (re-search-forward spam-report-gmane-spam-header nil t)
142 (let* ((host (match-string 1))
143 (report (match-string 2))
144 (url (format "http://%s%s" host report)))
145 (gnus-message 7 "Reporting spam through URL %s..." url)
146 (spam-report-url-ping host report))
147 (gnus-message 3 "Could not find X-Report-Spam in article %d..."
151 (defun spam-report-url-ping (host report)
152 "Ping a host through HTTP, addressing a specific GET resource using
153 the function specified by `spam-report-url-ping-function'."
154 (funcall spam-report-url-ping-function host report))
156 (defun spam-report-url-ping-plain (host report)
157 "Ping a host through HTTP, addressing a specific GET resource."
158 (let ((tcp-connection))
160 (or (setq tcp-connection
166 (error "Could not open connection to %s" host))
167 (set-marker (process-mark tcp-connection) (point-min))
170 (format "GET %s HTTP/1.1\nUser-Agent: %s (spam-report.el)\nHost: %s\n\n"
171 report (gnus-emacs-version) host)))))
174 (defun spam-report-process-queue (&optional file keep)
175 "Report all queued requests from `spam-report-requests-file'.
177 If FILE is given, use it instead of `spam-report-requests-file'.
178 If KEEP is t, leave old requests in the file. If KEEP is the
179 symbol `ask', query before flushing the queue file."
181 (list (read-file-name
183 (file-name-directory spam-report-requests-file)
184 spam-report-requests-file
186 (file-name-nondirectory spam-report-requests-file))
188 (if (eq spam-report-url-ping-function 'spam-report-url-to-file)
189 (error (concat "Cannot process requests when "
190 "`spam-report-url-ping-function' is "
191 "`spam-report-url-to-file'."))
192 (gnus-message 7 "Processing requests using `%s'."
193 spam-report-url-ping-function))
194 (or file (setq file spam-report-requests-file))
196 (set-buffer (find-file-noselect file))
197 (goto-char (point-min))
198 (while (and (not (eobp))
200 "http://\\([^/]+\\)\\(/.*\\) *$" (point-at-eol) t))
201 (funcall spam-report-url-ping-function (match-string 1) (match-string 2))
203 (if (or (eq keep nil)
207 "Flush requests from `%s'? " (current-buffer)))))
209 (gnus-message 7 "Flushing request file `%s'"
210 spam-report-requests-file)
213 (kill-buffer (current-buffer)))
214 (gnus-message 7 "Keeping requests in `%s'" spam-report-requests-file))))
217 (defun spam-report-url-ping-mm-url (host report)
218 "Ping a host through HTTP, addressing a specific GET resource. Use
219 the external program specified in `mm-url-program' to connect to
222 (let ((url (format "http://%s%s" host report)))
223 (mm-url-insert url t))))
226 (defun spam-report-url-to-file (host report)
227 "Collect spam report requests in `spam-report-requests-file'.
228 Customize `spam-report-url-ping-function' to use this function."
229 (let ((url (format "http://%s%s" host report))
230 (file spam-report-requests-file))
231 (gnus-make-directory (file-name-directory file))
232 (gnus-message 9 "Writing URL `%s' to file `%s'" url file)
236 (append-to-file (point-min) (point-max) file))))
239 (defun spam-report-agentize ()
240 "Add spam-report support to the Agent.
241 Spam reports will be queued with \\[spam-report-url-to-file] when
242 the Agent is unplugged, and will be submitted in a batch when the
245 (add-hook 'gnus-agent-plugged-hook 'spam-report-plug-agent)
246 (add-hook 'gnus-agent-unplugged-hook 'spam-report-unplug-agent))
249 (defun spam-report-deagentize ()
250 "Remove spam-report support from the Agent.
251 Spam reports will be queued with the method used when
252 \\[spam-report-agentize] was run."
254 (remove-hook 'gnus-agent-plugged-hook 'spam-report-plug-agent)
255 (remove-hook 'gnus-agent-unplugged-hook 'spam-report-unplug-agent))
257 (defun spam-report-plug-agent ()
258 "Adjust spam report settings for plugged state.
259 Process queued spam reports."
260 ;; Process the queue, unless the user only wanted to report to a file
262 (unless (equal spam-report-url-ping-temp-agent-function
263 'spam-report-url-to-file)
264 (spam-report-process-queue))
265 ;; Set the reporting function, if we have memorized something otherwise,
266 ;; stick with plain URL reporting.
267 (setq spam-report-url-ping-function
268 (or spam-report-url-ping-temp-agent-function
269 'spam-report-url-ping-plain)))
271 (defun spam-report-unplug-agent ()
272 "Restore spam report settings for unplugged state."
273 ;; save the old value
274 (setq spam-report-url-ping-temp-agent-function
275 spam-report-url-ping-function)
276 ;; store all reports to file
277 (setq spam-report-url-ping-function
278 'spam-report-url-to-file))
280 (provide 'spam-report)
282 ;;; arch-tag: f6683295-ec89-4ab5-8803-8cc842293022
283 ;;; spam-report.el ends here.