X-Git-Url: http://git.chise.org/gitweb/?a=blobdiff_plain;f=lisp%2Fnneething.el;h=9c30970fdc851ffb6b95879f9fb393abc510295d;hb=3a75505b36e914f05480b86020edd727c6abe2fb;hp=7da546658845a9e8f4917235d98814b63dc85824;hpb=f487225f56bb13abb2f7f286b97b968c76511733;p=elisp%2Fgnus.git- diff --git a/lisp/nneething.el b/lisp/nneething.el index 7da5466..9c30970 100644 --- a/lisp/nneething.el +++ b/lisp/nneething.el @@ -1,5 +1,7 @@ ;;; nneething.el --- arbitrary file access for Gnus -;; Copyright (C) 1995,96,97,98 Free Software Foundation, Inc. + +;; Copyright (C) 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002 +;; Free Software Foundation, Inc. ;; Author: Lars Magne Ingebrigtsen ;; Masanobu UMEDA @@ -45,6 +47,11 @@ "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.") + ;;; Internal variables. @@ -68,8 +75,6 @@ If this variable is nil, no files will be excluded.") -(autoload 'gnus-encode-coding-string "gnus-ems") - ;;; Interface functions. (nnoo-define-basics nneething) @@ -104,7 +109,7 @@ If this variable is nil, no files will be excluded.") (and large (zerop (% count 20)) (nnheader-message 5 "nneething: Receiving headers... %d%%" - (/ (* count 100) number)))) + (/ (* count 100) number)))) (when large (nnheader-message 5 "nneething: Receiving headers...done")) @@ -117,14 +122,27 @@ If this variable is nil, no files will be excluded.") (let ((file (unless (stringp id) (nneething-file-name id))) (nntp-server-buffer (or buffer nntp-server-buffer))) - (and (stringp file) ; We did not request by Message-ID. + (and (stringp file) ; We did not request by Message-ID. (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)) + mailcap-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)))) @@ -213,17 +231,27 @@ If this variable is nil, no files will be excluded.") (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) - ;; We also remove files that have changed mod times. + (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 @@ -243,7 +271,7 @@ If this variable is nil, no files will be excluded.") (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 '") @@ -256,13 +284,44 @@ If this variable is nil, no files will be excluded.") (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 "[^-a-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 "\\`\\'" 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" + "Subject: " (file-name-nondirectory file) (or extra-msg "") "\n" "Message-ID: \n" (if (equal '(0 0) (nth 5 atts)) "" (concat "Date: " (current-time-string (nth 5 atts)) "\n")) @@ -282,7 +341,19 @@ If this variable is nil, no files will be excluded.") (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." @@ -302,7 +373,8 @@ If this variable is nil, no files will be excluded.") (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)) @@ -316,7 +388,7 @@ If this variable is nil, no files will be excluded.") (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)) @@ -328,26 +400,33 @@ If this variable is nil, no files will be excluded.") (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-address) - (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)