X-Git-Url: http://cgit.sxemacs.org/?a=blobdiff_plain;f=lisp%2Fmm-uu.el;h=2877863b08d033d97c315d7157bcbbd3199a7119;hb=cd787c3aed1b3d1cf9e80381e322094554247441;hp=96c9f573c59abd061c64e6040f12874e095f9583;hpb=7992740317e984a298d576252e894f6665e6e386;p=gnus diff --git a/lisp/mm-uu.el b/lisp/mm-uu.el index 96c9f573c..2877863b0 100644 --- a/lisp/mm-uu.el +++ b/lisp/mm-uu.el @@ -1,5 +1,7 @@ ;;; mm-uu.el --- Return uu stuff as mm handles -;; Copyright (c) 1998, 1999, 2000, 2001, 2002, 2003 Free Software Foundation, Inc. + +;; Copyright (C) 1998, 1999, 2000, 2001, 2002, 2003, 2004, +;; 2005, 2006 Free Software Foundation, Inc. ;; Author: Shenghuo Zhu ;; Keywords: postscript uudecode binhex shar forward gnatsweb pgp @@ -18,8 +20,8 @@ ;; You should have received a copy of the GNU General Public License ;; along with GNU Emacs; see the file COPYING. If not, write to the -;; Free Software Foundation, Inc., 59 Temple Place - Suite 330, -;; Boston, MA 02111-1307, USA. +;; Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, +;; Boston, MA 02110-1301, USA. ;;; Commentary: @@ -75,8 +77,24 @@ decoder, such as hexbin." "The default disposition of uu parts. This can be either \"inline\" or \"attachment\".") -(defvar mm-uu-emacs-sources-regexp "gnu\\.emacs\\.sources" - "The regexp of emacs sources groups.") +(defcustom mm-uu-emacs-sources-regexp "\\.emacs\\.sources" + "The regexp of Emacs sources groups." + :version "22.1" + :type 'regexp + :group 'gnus-article-mime) + +(defcustom mm-uu-diff-groups-regexp + "\\(gmane\\|gnu\\)\\..*\\(diff\\|commit\\|cvs\\|bug\\|devel\\)" + "Regexp matching diff groups." + :version "22.1" + :type 'regexp + :group 'gnus-article-mime) + +(defcustom mm-uu-tex-groups-regexp "\\.tex\\>" + "*Regexp matching TeX groups." + :version "23.0" + :type 'regexp + :group 'gnus-article-mime) (defvar mm-uu-type-alist '((postscript @@ -84,13 +102,13 @@ This can be either \"inline\" or \"attachment\".") "^%%EOF$" mm-uu-postscript-extract nil) - (uu + (uu ;; Maybe we should have a more strict test here. "^begin[ \t]+0?[0-7][0-7][0-7][ \t]+" "^end[ \t]*$" mm-uu-uu-extract mm-uu-uu-filename) (binhex - "^:...............................................................$" + "^:.\\{63,63\\}$" ":$" mm-uu-binhex-extract nil @@ -105,8 +123,8 @@ This can be either \"inline\" or \"attachment\".") "^exit 0$" mm-uu-shar-extract) (forward -;;; Thanks to Edward J. Sabol and -;;; Peter von der Ah\'e + ;; Thanks to Edward J. Sabol and + ;; Peter von der Ah\'e "^-+ \\(Start of \\)?Forwarded message" "^-+ End \\(of \\)?forwarded message" mm-uu-forward-extract @@ -139,7 +157,46 @@ This can be either \"inline\" or \"attachment\".") "^;;;?[ \t]*\\([^ \t]+\\.el\\)[ \t]+ends here" mm-uu-emacs-sources-extract nil - mm-uu-emacs-sources-test))) + mm-uu-emacs-sources-test) + (diff + "^Index: " + nil + mm-uu-diff-extract + nil + mm-uu-diff-test) + (message-marks + ;; Text enclosed with tags similar to `message-mark-insert-begin' and + ;; `message-mark-insert-end'. Don't use those variables to avoid + ;; dependency on `message.el'. + "^-+[8<>]*-\\{9,\\}[a-z ]+-\\{9,\\}[a-z ]+-\\{9,\\}[8<>]*-+$" + "^-+[8<>]*-\\{9,\\}[a-z ]+-\\{9,\\}[a-z ]+-\\{9,\\}[8<>]*-+$" + (lambda () (mm-uu-verbatim-marks-extract 0 -1 1 -1)) + nil) + ;; Omitting [a-z8<] leads to false positives (bogus signature separators + ;; and mailing list banners). + (insert-marks + "^ *\\(-\\|_\\)\\{30,\\}.*[a-z8<].*\\(-\\|_\\)\\{30,\\} *$" + "^ *\\(-\\|_\\)\\{30,\\}.*[a-z8<].*\\(-\\|_\\)\\{30,\\} *$" + (lambda () (mm-uu-verbatim-marks-extract 0 0 1 -1)) + nil) + (verbatim-marks + ;; slrn-style verbatim marks, see + ;; http://www.slrn.org/manual/slrn-manual-6.html#ss6.81 + "^#v\\+" + "^#v\\-$" + (lambda () (mm-uu-verbatim-marks-extract 0 0 1 -1)) + nil) + (LaTeX + "^\\([\\\\%][^\n]+\n\\)*\\\\documentclass.*[[{%]" + "^\\\\end{document}" + mm-uu-latex-extract + nil + mm-uu-latex-test)) + "A list of specifications for non-MIME attachments. +Each element consist of the following entries: label, +start-regexp, end-regexp, extract-function, test-function. + +After modifying this list you must run \\[mm-uu-configure].") (defcustom mm-uu-configure-list '((shar . disabled)) "A list of mm-uu configuration. @@ -151,6 +208,10 @@ To disable dissecting shar codes, for instance, add mm-uu-type-alist) :group 'gnus-article-mime) +(defvar mm-uu-text-plain-type '("text/plain" (charset . gnus-decoded)) + "MIME type and parameters for text/plain parts. +`gnus-decoded' is a fake charset, which means no further decoding.") + ;; functions (defsubst mm-uu-type (entry) @@ -171,19 +232,66 @@ To disable dissecting shar codes, for instance, add (defsubst mm-uu-function-2 (entry) (nth 5 entry)) -(defun mm-uu-copy-to-buffer (&optional from to) +;; In Emacs 22, we could use `min-colors' in the face definition. But Emacs +;; 21 and XEmacs don't support it. +(defcustom mm-uu-hide-markers + (< 16 (or (and (fboundp 'defined-colors) + (length (defined-colors))) + (and (fboundp 'device-color-cells) + (device-color-cells)) + 0)) + "If non-nil, hide verbatim markers. +The value should be nil on displays where the face +`mm-uu-extract' isn't distinguishable to the face `default'." + :type '(choice (const :tag "Hide" t) + (const :tag "Don't hide" nil)) + :version "23.0" ;; No Gnus + :group 'gnus-article-mime) + +(defface mm-uu-extract '(;; Colors from `gnus-cite-3' plus background: + (((class color) + (background dark)) + (:foreground "light yellow" + :background "dark green")) + (((class color) + (background light)) + (:foreground "dark green" + :background "light yellow")) + (t + ())) + "Face for extracted buffers." + ;; See `mm-uu-verbatim-marks-extract'. + :version "23.0" ;; No Gnus + :group 'gnus-article-mime) + +(defun mm-uu-copy-to-buffer (&optional from to properties) "Copy the contents of the current buffer to a fresh buffer. -Return that buffer." - (save-excursion - (let ((obuf (current-buffer))) - (set-buffer (generate-new-buffer " *mm-uu*")) +Return that buffer. + +If PROPERTIES is non-nil, PROPERTIES are applied to the buffer, +see `set-text-properties'. If PROPERTIES equals t, this means to +apply the face `mm-uu-extract'." + (let ((obuf (current-buffer)) + (coding-system + ;; Might not exist in non-MULE XEmacs + (when (boundp 'buffer-file-coding-system) + buffer-file-coding-system))) + (with-current-buffer (generate-new-buffer " *mm-uu*") + (setq buffer-file-coding-system coding-system) (insert-buffer-substring obuf from to) + (cond ((eq properties t) + (set-text-properties (point-min) (point-max) + '(face mm-uu-extract))) + (properties + (set-text-properties (point-min) (point-max) properties))) (current-buffer)))) (defun mm-uu-configure-p (key val) (member (cons key val) mm-uu-configure-list)) (defun mm-uu-configure (&optional symbol value) + "Configure detection of non-MIME attachments." + (interactive) (if symbol (set-default symbol value)) (setq mm-uu-beginning-regexp nil) (mapcar (lambda (entry) @@ -231,9 +339,38 @@ Return that buffer." (mm-make-handle (mm-uu-copy-to-buffer start-point end-point) '("application/postscript"))) +(defun mm-uu-verbatim-marks-extract (start-offset end-offset + &optional + start-hide + end-hide) + (let ((start (or (and mm-uu-hide-markers + start-hide) + start-offset + 1)) + (end (or (and mm-uu-hide-markers + end-hide) + end-offset + -1))) + (mm-make-handle + (mm-uu-copy-to-buffer + (progn (goto-char start-point) + (forward-line start) + (point)) + (progn (goto-char end-point) + (forward-line end) + (point)) + t) + '("text/x-verbatim" (charset . gnus-decoded))))) + +(defun mm-uu-latex-extract () + (mm-make-handle + (mm-uu-copy-to-buffer start-point end-point t) + ;; application/x-tex? + '("text/x-verbatim" (charset . gnus-decoded)))) + (defun mm-uu-emacs-sources-extract () (mm-make-handle (mm-uu-copy-to-buffer start-point end-point) - '("application/emacs-lisp") + '("application/emacs-lisp" (charset . gnus-decoded)) nil nil (list mm-dissect-disposition (cons 'filename file-name)))) @@ -247,6 +384,20 @@ Return that buffer." mm-uu-emacs-sources-regexp (string-match mm-uu-emacs-sources-regexp gnus-newsgroup-name))) +(defun mm-uu-diff-extract () + (mm-make-handle (mm-uu-copy-to-buffer start-point end-point) + '("text/x-patch" (charset . gnus-decoded)))) + +(defun mm-uu-diff-test () + (and gnus-newsgroup-name + mm-uu-diff-groups-regexp + (string-match mm-uu-diff-groups-regexp gnus-newsgroup-name))) + +(defun mm-uu-latex-test () + (and gnus-newsgroup-name + mm-uu-tex-groups-regexp + (string-match mm-uu-tex-groups-regexp gnus-newsgroup-name))) + (defun mm-uu-forward-extract () (mm-make-handle (mm-uu-copy-to-buffer (progn (goto-char start-point) (forward-line) (point)) @@ -310,16 +461,14 @@ Return that buffer." ((eq mm-verify-option 'never) nil) ((eq mm-verify-option 'always) t) ((eq mm-verify-option 'known) t) - (t (y-or-n-p "Verify pgp signed part?"))))) + (t (y-or-n-p "Verify pgp signed part? "))))) (eval-when-compile (defvar gnus-newsgroup-charset)) (defun mm-uu-pgp-signed-extract-1 (handles ctl) - (let ((buf (mm-uu-copy-to-buffer (point-min) (point-max))) - (coding-system buffer-file-coding-system)) + (let ((buf (mm-uu-copy-to-buffer (point-min) (point-max)))) (with-current-buffer buf - (setq buffer-file-coding-system coding-system) (if (mm-uu-pgp-signed-test) (progn (mml2015-clean-buffer) @@ -339,7 +488,7 @@ Return that buffer." (while (re-search-forward "^- " nil t) (replace-match "" t t) (forward-line 1))) - (list (mm-make-handle buf '("text/plain" (charset . gnus-decoded)))))) + (list (mm-make-handle buf mm-uu-text-plain-type)))) (defun mm-uu-pgp-signed-extract () (let ((mm-security-handle (list (format "multipart/signed")))) @@ -371,9 +520,7 @@ Return that buffer." (with-current-buffer buf (mml2015-clean-buffer) (funcall (mml2015-clear-decrypt-function)))) - (list - (mm-make-handle buf - '("text/plain" (charset . gnus-decoded)))))) + (list (mm-make-handle buf mm-uu-text-plain-type)))) (defun mm-uu-pgp-encrypted-extract () (let ((mm-security-handle (list (format "multipart/encrypted")))) @@ -407,23 +554,24 @@ Return that buffer." '("application/pgp-keys")))) ;;;###autoload -(defun mm-uu-dissect () - "Dissect the current buffer and return a list of uu handles." +(defun mm-uu-dissect (&optional noheader mime-type) + "Dissect the current buffer and return a list of uu handles. +The optional NOHEADER means there's no header in the buffer. +MIME-TYPE specifies a MIME type and parameters, which defaults to the +value of `mm-uu-text-plain-type'." (let ((case-fold-search t) - text-start start-point end-point file-name result - text-plain-type entry func) + (mm-uu-text-plain-type (or mime-type mm-uu-text-plain-type)) + text-start start-point end-point file-name result entry func) (save-excursion (goto-char (point-min)) (cond + (noheader) ((looking-at "\n") (forward-line)) ((search-forward "\n\n" nil t) t) (t (goto-char (point-max)))) - ;;; gnus-decoded is a fake charset, which means no further - ;;; decoding. - (setq text-start (point) - text-plain-type '("text/plain" (charset . gnus-decoded))) + (setq text-start (point)) (while (re-search-forward mm-uu-beginning-regexp nil t) (setq start-point (match-beginning 0)) (let ((alist mm-uu-type-alist) @@ -452,7 +600,7 @@ Return that buffer." (re-search-forward "." start-point t))) (push (mm-make-handle (mm-uu-copy-to-buffer text-start start-point) - text-plain-type) + mm-uu-text-plain-type) result)) (push (funcall (mm-uu-function-extract entry)) @@ -465,11 +613,74 @@ Return that buffer." (re-search-forward "." nil t))) (push (mm-make-handle (mm-uu-copy-to-buffer text-start (point-max)) - text-plain-type) + mm-uu-text-plain-type) result)) (setq result (cons "multipart/mixed" (nreverse result)))) result))) +;;;###autoload +(defun mm-uu-dissect-text-parts (handle &optional decoded) + "Dissect text parts and put uu handles into HANDLE. +Assume text has been decoded if DECODED is non-nil." + (let ((buffer (mm-handle-buffer handle))) + (cond ((stringp buffer) + (dolist (elem (cdr handle)) + (mm-uu-dissect-text-parts elem decoded))) + ((bufferp buffer) + (let ((type (mm-handle-media-type handle)) + (case-fold-search t) ;; string-match + children charset encoding) + (when (and + (stringp type) + ;; Mutt still uses application/pgp even though + ;; it has already been withdrawn. + (string-match "\\`text/\\|\\`application/pgp\\'" type) + (setq + children + (with-current-buffer buffer + (cond + ((or decoded + (eq (setq charset (mail-content-type-get + (mm-handle-type handle) + 'charset)) + 'gnus-decoded)) + (setq decoded t) + (mm-uu-dissect + t (cons type '((charset . gnus-decoded))))) + (charset + (setq decoded t) + (mm-with-multibyte-buffer + (insert (mm-decode-string (mm-get-part handle) + charset)) + (mm-uu-dissect + t (cons type '((charset . gnus-decoded)))))) + ((setq encoding (mm-handle-encoding handle)) + (setq decoded nil) + ;; Inherit the multibyteness of the `buffer'. + (with-temp-buffer + (insert-buffer-substring buffer) + (mm-decode-content-transfer-encoding + encoding type) + (mm-uu-dissect t (list type)))) + (t + (setq decoded nil) + (mm-uu-dissect t (list type))))))) + ;; Ignore it if a given part is dissected into a single + ;; part of which the type is the same as the given one. + (if (and (<= (length children) 2) + (string-equal (mm-handle-media-type (cadr children)) + type)) + (kill-buffer (mm-handle-buffer (cadr children))) + (kill-buffer buffer) + (setcdr handle (cdr children)) + (setcar handle (car children)) ;; "multipart/mixed" + (dolist (elem (cdr children)) + (mm-uu-dissect-text-parts elem decoded)))))) + (t + (dolist (elem handle) + (mm-uu-dissect-text-parts elem decoded)))))) + (provide 'mm-uu) +;; arch-tag: 7db076bf-53db-4320-aa19-ca76a1d2ab2c ;;; mm-uu.el ends here