-;;; nneething.el --- random file access for Gnus
-;; Copyright (C) 1995,96,97,98 Free Software Foundation, Inc.
+;;; nneething.el --- arbitrary file access for Gnus
-;; Author: Lars Magne Ingebrigtsen <larsi@ifi.uio.no>
-;; Masanobu UMEDA <umerin@flab.flab.fujitsu.junet>
+;; Copyright (C) 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002
+;; Free Software Foundation, Inc.
+
+;; Author: Lars Magne Ingebrigtsen <larsi@gnus.org>
+;; Masanobu UMEDA <umerin@flab.flab.fujitsu.junet>
;; Keywords: news, mail
;; This file is part of GNU Emacs.
"Regexp saying what files to exclude from the group.
If this variable is nil, no files will be excluded.")
+(defvoo nneething-include-files nil
+ "Regexp saying what files to include in the group.
+If this variable is non-nil, only files matching this regexp will be
+included.")
+
\f
;;; Internal variables.
(defvoo nneething-status-string "")
-(defvoo nneething-message-id-number 0)
(defvoo nneething-work-buffer " *nneething work*")
(defvoo nneething-group nil)
(defvoo nneething-map nil)
(defvoo nneething-read-only nil)
(defvoo nneething-active nil)
-(defvoo nneething-directory nil)
+(defvoo nneething-address nil)
+
+(defvar nneething-mime-extensions
+ '(("" . "text/plain")
+ (".abs" . "audio/x-mpeg")
+ (".aif" . "audio/aiff")
+ (".aifc" . "audio/aiff")
+ (".aiff" . "audio/aiff")
+ (".ano" . "application/x-annotator")
+ (".au" . "audio/ulaw")
+ (".avi" . "video/x-msvideo")
+ (".bcpio" . "application/x-bcpio")
+ (".bin" . "application/octet-stream")
+ (".cdf" . "application/x-netcdr")
+ (".cpio" . "application/x-cpio")
+ (".csh" . "application/x-csh")
+ (".css" . "text/css")
+ (".dvi" . "application/x-dvi")
+ (".diff" . "text/x-patch")
+ (".el" . "application/emacs-lisp")
+ (".eps" . "application/postscript")
+ (".etx" . "text/x-setext")
+ (".exe" . "application/octet-stream")
+ (".fax" . "image/x-fax")
+ (".gif" . "image/gif")
+ (".hdf" . "application/x-hdf")
+ (".hqx" . "application/mac-binhex40")
+ (".htm" . "text/html")
+ (".html" . "text/html")
+ (".icon" . "image/x-icon")
+ (".ief" . "image/ief")
+ (".jpg" . "image/jpeg")
+ (".macp" . "image/x-macpaint")
+ (".man" . "application/x-troff-man")
+ (".me" . "application/x-troff-me")
+ (".mif" . "application/mif")
+ (".mov" . "video/quicktime")
+ (".movie" . "video/x-sgi-movie")
+ (".mp2" . "audio/x-mpeg")
+ (".mp3" . "audio/x-mpeg")
+ (".mp2a" . "audio/x-mpeg2")
+ (".mpa" . "audio/x-mpeg")
+ (".mpa2" . "audio/x-mpeg2")
+ (".mpe" . "video/mpeg")
+ (".mpeg" . "video/mpeg")
+ (".mpega" . "audio/x-mpeg")
+ (".mpegv" . "video/mpeg")
+ (".mpg" . "video/mpeg")
+ (".mpv" . "video/mpeg")
+ (".ms" . "application/x-troff-ms")
+ (".nc" . "application/x-netcdf")
+ (".nc" . "application/x-netcdf")
+ (".oda" . "application/oda")
+ (".patch" . "text/x-patch")
+ (".pbm" . "image/x-portable-bitmap")
+ (".pdf" . "application/pdf")
+ (".pgm" . "image/portable-graymap")
+ (".pict" . "image/pict")
+ (".png" . "image/png")
+ (".pnm" . "image/x-portable-anymap")
+ (".ppm" . "image/portable-pixmap")
+ (".ps" . "application/postscript")
+ (".qt" . "video/quicktime")
+ (".ras" . "image/x-raster")
+ (".rgb" . "image/x-rgb")
+ (".rtf" . "application/rtf")
+ (".rtx" . "text/richtext")
+ (".sh" . "application/x-sh")
+ (".sit" . "application/x-stuffit")
+ (".siv" . "application/sieve")
+ (".snd" . "audio/basic")
+ (".src" . "application/x-wais-source")
+ (".tar" . "archive/tar")
+ (".tcl" . "application/x-tcl")
+ (".tex" . "application/x-tex")
+ (".texi" . "application/texinfo")
+ (".tga" . "image/x-targa")
+ (".tif" . "image/tiff")
+ (".tiff" . "image/tiff")
+ (".tr" . "application/x-troff")
+ (".troff" . "application/x-troff")
+ (".tsv" . "text/tab-separated-values")
+ (".txt" . "text/plain")
+ (".vbs" . "video/mpeg")
+ (".vox" . "audio/basic")
+ (".vrml" . "x-world/x-vrml")
+ (".wav" . "audio/x-wav")
+ (".xls" . "application/vnd.ms-excel")
+ (".wrl" . "x-world/x-vrml")
+ (".xbm" . "image/xbm")
+ (".xpm" . "image/xpm")
+ (".xwd" . "image/windowdump")
+ (".zip" . "application/zip")
+ (".ai" . "application/postscript")
+ (".jpe" . "image/jpeg")
+ (".jpeg" . "image/jpeg"))
+ "An alist of file extensions and corresponding MIME content-types.
+This variable is used as the alternative of `mailcap-mime-extensions'.")
\f
(and large
(zerop (% count 20))
- (message "nneething: Receiving headers... %d%%"
- (/ (* count 100) number))))
+ (nnheader-message 5 "nneething: Receiving headers... %d%%"
+ (/ (* count 100) number))))
(when large
- (message "nneething: Receiving headers...done"))
+ (nnheader-message 5 "nneething: Receiving headers...done"))
(nnheader-fold-continuation-lines)
'headers))))
(file-exists-p file) ; The file exists.
(not (file-directory-p file)) ; It's not a dir.
(save-excursion
- (nnmail-find-file file) ; Insert the file in the nntp buf.
+ (let ((nnmail-file-coding-system 'binary))
+ (nnmail-find-file file)) ; Insert the file in the nntp buf.
(unless (nnheader-article-p) ; Either it's a real article...
- (goto-char (point-min))
- (nneething-make-head file (current-buffer)) ; ... or we fake some headers.
+ (let ((type
+ (unless (file-directory-p file)
+ (or (cdr (assoc (concat "." (file-name-extension file))
+ (if (boundp 'mailcap-mime-extensions)
+ (symbol-value 'mailcap-mime-extensions)
+ nneething-mime-extensions)))
+ "text/plain")))
+ (charset
+ (mm-detect-mime-charset-region (point-min) (point-max)))
+ (encoding))
+ (unless (string-match "\\`text/" type)
+ (base64-encode-region (point-min) (point-max))
+ (setq encoding "base64"))
+ (goto-char (point-min))
+ (nneething-make-head file (current-buffer)
+ nil type charset encoding))
(insert "\n"))
t))))
(nnheader-init-server-buffer)
(if (nneething-server-opened server)
t
- (unless (assq 'nneething-directory defs)
- (setq defs (append defs (list (list 'nneething-directory server)))))
+ (unless (assq 'nneething-address defs)
+ (setq defs (append defs (list (list 'nneething-address server)))))
(nnoo-change-server 'nneething server defs)))
\f
(defun nneething-create-mapping ()
;; Read nneething-active and nneething-map.
- (when (file-exists-p nneething-directory)
+ (when (file-exists-p nneething-address)
(let ((map-file (nneething-map-file))
- (files (directory-files nneething-directory))
+ (files (directory-files nneething-address))
touched map-files)
(when (file-exists-p map-file)
(ignore-errors
(setq files (cdr files)))
(setq prev f))
(setq f (cdr f)))))
+ ;; Remove files not matching the inclusion regexp.
+ (when nneething-include-files
+ (let ((f files)
+ prev)
+ (while f
+ (if (not (string-match nneething-include-files (car f)))
+ (if prev (setcdr prev (cdr f))
+ (setq files (cdr files)))
+ (setq prev f))
+ (setq f (cdr f)))))
;; Remove deleted files from the map.
(let ((map nneething-map)
prev)
(while map
- (if (and (member (cadar map) files)
+ (if (and (member (cadr (car map)) files)
;; We also remove files that have changed mod times.
(equal (nth 5 (file-attributes
- (nneething-file-name (cadar map))))
- (caddar map)))
+ (nneething-file-name (cadr (car map)))))
+ (cadr (cdar map))))
(progn
- (push (cadar map) map-files)
+ (push (cadr (car map)) map-files)
(setq prev map))
(setq touched t)
(if prev
(setq files (cdr files)))
(when (and touched
(not nneething-read-only))
- (nnheader-temp-write map-file
+ (with-temp-file map-file
(insert "(setq nneething-map '")
(gnus-prin1 nneething-map)
(insert ")\n(setq nneething-active '")
(insert-buffer-substring nneething-work-buffer)
(goto-char (point-max))))
-(defun nneething-make-head (file &optional buffer)
+(defun nneething-encode-file-name (file &optional coding-system)
+ "Encode the name of the FILE in CODING-SYSTEM."
+ (let ((pos 0) buf)
+ (setq file (mm-encode-coding-string
+ file (or coding-system nnmail-pathname-coding-system)))
+ (while (string-match "[^-0-9a-zA-Z_:/.]" file pos)
+ (setq buf (cons (format "%%%02x" (aref file (match-beginning 0)))
+ (cons (substring file pos (match-beginning 0)) buf))
+ pos (match-end 0)))
+ (apply (function concat)
+ (nreverse (cons (substring file pos) buf)))))
+
+(defun nneething-decode-file-name (file &optional coding-system)
+ "Decode the name of the FILE is encoded in CODING-SYSTEM."
+ (let ((pos 0) buf)
+ (while (string-match "%\\([0-9a-fA-F][0-9a-fA-F]\\)" file pos)
+ (setq buf (cons (string (string-to-number (match-string 1 file) 16))
+ (cons (substring file pos (match-beginning 0)) buf))
+ pos (match-end 0)))
+ (decode-coding-string
+ (apply (function concat)
+ (nreverse (cons (substring file pos) buf)))
+ (or coding-system nnmail-pathname-coding-system))))
+
+(defun nneething-get-file-name (id)
+ "Extract the file name from the message ID string."
+ (when (string-match "\\`<nneething-\\([^@]+\\)@.*>\\'" id)
+ (nneething-decode-file-name (match-string 1 id))))
+
+(defun nneething-make-head (file &optional buffer extra-msg
+ mime-type mime-charset mime-encoding)
"Create a head by looking at the file attributes of FILE."
(let ((atts (file-attributes file)))
(insert
- "Subject: " (file-name-nondirectory file) "\n"
- "Message-ID: <nneething-"
- (int-to-string (incf nneething-message-id-number))
+ "Subject: " (file-name-nondirectory file) (or extra-msg "") "\n"
+ "Message-ID: <nneething-" (nneething-encode-file-name file)
"@" (system-name) ">\n"
(if (equal '(0 0) (nth 5 atts)) ""
(concat "Date: " (current-time-string (nth 5 atts)) "\n"))
(count-lines (point-min) (point-max)))
"\n"))
"")
- )))
+ (if mime-type
+ (concat "Content-Type: " mime-type
+ (if mime-charset
+ (concat "; charset="
+ (if (stringp mime-charset)
+ mime-charset
+ (symbol-name mime-charset)))
+ "")
+ (if mime-encoding
+ (concat "\nContent-Transfer-Encoding: " mime-encoding)
+ "")
+ "\nMIME-Version: 1.0\n")
+ ""))))
(defun nneething-from-line (uid &optional file)
"Return a From header based of UID."
(substring file
(match-beginning 1)
(match-end 1))
- (when (string-match "/\\(users\\|home\\)/\\([^/]+\\)/" file)
+ (when (string-match
+ "/\\(users\\|home\\)/\\([^/]+\\)/" file)
(setq login (substring file
(match-beginning 2)
(match-end 2))
(save-excursion
(set-buffer (get-buffer-create nneething-work-buffer))
(setq case-fold-search nil)
- (buffer-disable-undo (current-buffer))
+ (buffer-disable-undo)
(erase-buffer)
(cond
((not (file-exists-p file))
(nneething-make-head file) t)
(t
;; We examine the file.
- (nnheader-insert-head file)
- (if (nnheader-article-p)
- (delete-region
- (progn
- (goto-char (point-min))
- (or (and (search-forward "\n\n" nil t)
- (1- (point)))
- (point-max)))
- (point-max))
- (goto-char (point-min))
- (nneething-make-head file (current-buffer))
- (delete-region (point) (point-max)))
+ (condition-case ()
+ (progn
+ (nnheader-insert-head file)
+ (if (nnheader-article-p)
+ (delete-region
+ (progn
+ (goto-char (point-min))
+ (or (and (search-forward "\n\n" nil t)
+ (1- (point)))
+ (point-max)))
+ (point-max))
+ (goto-char (point-min))
+ (nneething-make-head file (current-buffer))
+ (delete-region (point) (point-max))))
+ (file-error
+ (nneething-make-head file (current-buffer) " (unreadable)")))
t))))
(defun nneething-file-name (article)
"Return the file name of ARTICLE."
- (concat (file-name-as-directory nneething-directory)
- (if (numberp article)
- (cadr (assq article nneething-map))
- article)))
+ (let ((dir (file-name-as-directory nneething-address))
+ fname)
+ (if (numberp article)
+ (if (setq fname (cadr (assq article nneething-map)))
+ (expand-file-name fname dir)
+ (make-temp-name (expand-file-name "nneething" dir)))
+ (expand-file-name article dir))))
(provide 'nneething)