;;; gnus-art.el --- article mode commands for Gnus
-;; Copyright (C) 1996-2012 Free Software Foundation, Inc.
+;; Copyright (C) 1996-2014 Free Software Foundation, Inc.
;; Author: Lars Magne Ingebrigtsen <larsi@gnus.org>
;; Keywords: news
;;; Code:
-;; For Emacs <22.2 and XEmacs.
-(eval-and-compile
- (unless (fboundp 'declare-function) (defmacro declare-function (&rest r))))
(eval-when-compile
(require 'cl))
(defvar tool-bar-map)
(defvar w3m-minor-mode-map)
(require 'gnus)
+(require 'gnus-util)
(require 'gnus-sum)
(require 'gnus-spec)
(require 'gnus-int)
`gnus-article-update-date-headers' for details."
:version "24.1"
:group 'gnus-article-headers
- :type '(repeat
- (item :tag "Universal time (UT)" :value 'ut)
- (item :tag "Local time zone" :value 'local)
- (item :tag "Readable English" :value 'english)
- (item :tag "Elapsed time" :value 'lapsed)
- (item :tag "Original and elapsed time" :value 'combined-lapsed)
- (item :tag "Original date header" :value 'original)
- (item :tag "ISO8601 format" :value 'iso8601)
- (item :tag "User-defined" :value 'user-defined)))
+ :type '(set
+ (const :tag "Universal time (UT)" ut)
+ (const :tag "Local time zone" local)
+ (const :tag "Readable English" english)
+ (const :tag "Elapsed time" lapsed)
+ (const :tag "Original and elapsed time" combined-lapsed)
+ (const :tag "Original date header" original)
+ (const :tag "ISO8601 format" iso8601)
+ (const :tag "User-defined" user-defined)))
(defcustom gnus-article-update-date-headers nil
"A number that says how often to update the date header (in seconds).
(const :tag "Header" head)))
(defvar gnus-article-treat-types '("text/plain" "text/x-verbatim"
- "text/x-patch")
- "Parts to treat.")
+ "text/x-patch" "text/html")
+ "Part types eligible for treatment.")
(defvar gnus-inhibit-treatment nil
"Whether to inhibit treatment.")
regexp."
:version "24.1"
:group 'gnus-art
- :type 'regexp)
+ :type '(choice regexp function))
;;; Internal variables
(put-text-property (max (1- b) (point-min))
b 'intangible nil)))
-(defun gnus-article-hide-text-of-type (type)
- "Hide text of TYPE in the current buffer."
- (save-excursion
- (let ((b (point-min))
- (e (point-max)))
- (while (setq b (text-property-any b e 'article-type type))
- (add-text-properties b (incf b) gnus-hidden-properties)))))
-
(defun gnus-article-delete-text-of-type (type)
"Delete text of TYPE in the current buffer."
(save-excursion
b (or (text-property-not-all b (point-max) 'invisible t)
(point-max)))))))
-(defun gnus-article-text-type-exists-p (type)
- "Say whether any text of type TYPE exists in the buffer."
- (text-property-any (point-min) (point-max) 'article-type type))
-
(defsubst gnus-article-header-rank ()
"Give the rank of the string HEADER as given by `gnus-sorted-header-list'."
(let ((list gnus-sorted-header-list)
props)
(insert replace)))))))))
-(defun article-translate-characters (from to)
- "Translate all characters in the body of the article according to FROM and TO.
-FROM is a string of characters to translate from; to is a string of
-characters to translate to."
- (save-excursion
- (when (article-goto-body)
- (let ((inhibit-read-only t)
- (x (make-string 225 ?x))
- (i -1))
- (while (< (incf i) (length x))
- (aset x i i))
- (setq i 0)
- (while (< i (length from))
- (aset x (aref from i) (aref to i))
- (incf i))
- (translate-region (point) (point-max) x)))))
-
(defun article-translate-strings (map)
"Translate all string in the body of the article according to MAP.
MAP is an alist where the elements are on the form (\"from\" \"to\")."
(unfoldable
(or (equal gnus-article-unfold-long-headers t)
(and (stringp gnus-article-unfold-long-headers)
- (string-match gnus-article-unfold-long-headers header)))))
+ (string-match gnus-article-unfold-long-headers
+ header)))))
(with-temp-buffer
(insert header)
(goto-char (point-min))
(apply 'gnus-create-image png 'png t
(cdr (assq 'png gnus-face-properties-alist))))
(goto-char from)
- (gnus-add-wash-type 'face)
- (gnus-add-image 'face image)
- (gnus-put-image image nil 'face))))))))))
+ (when image
+ (gnus-add-wash-type 'face)
+ (gnus-add-image 'face image)
+ (gnus-put-image image nil 'face)))))))))))
(defun article-display-x-face (&optional force)
"Look for an X-Face header and display it if present."
(string-match "quoted-printable" type))))
(article-goto-body)
(quoted-printable-decode-region
- (point) (point-max) (mm-charset-to-coding-system charset))))))
+ (point) (point-max) (mm-charset-to-coding-system charset nil t))))))
(defun article-de-base64-unreadable (&optional force read-charset)
"Translate a base64 article.
(narrow-to-region (point) (point-max))
(base64-decode-region (point-min) (point-max))
(mm-decode-coding-region
- (point-min) (point-max) (mm-charset-to-coding-system charset)))))))
+ (point-min) (point-max)
+ (mm-charset-to-coding-system charset nil t)))))))
(eval-when-compile
(require 'rfc1843))
(while (re-search-forward
"\\(\\(https?\\|ftp\\)://\\S-+\\) *\n\\(\\S-+\\)" nil t)
(replace-match "\\1\\3" t)))
- (when (interactive-p)
+ (when (gmm-called-interactively-p 'any)
(gnus-treat-article nil))))
(defun article-wash-html ()
(let ((handles nil)
(buffer-read-only nil))
(when (gnus-buffer-live-p gnus-original-article-buffer)
- (setq handles (mm-dissect-buffer t t)))
+ (with-current-buffer gnus-original-article-buffer
+ (setq handles (mm-dissect-buffer t t))))
(article-goto-body)
(delete-region (point) (point-max))
+ (mm-enable-multibyte)
(mm-inline-text-html handles)))
(defvar gnus-article-browse-html-temp-list nil
(or how (setq how gnus-article-browse-delete-temp))
(if (eq how 'ask)
(let ((files (length gnus-article-browse-html-temp-list)))
- (gnus-y-or-n-p
- (if (= files 1)
- "Delete the temporary HTML file? "
- (format "Delete all %s temporary HTML files? "
- files))))
+ (or (gnus-y-or-n-p
+ (if (= files 1)
+ "Delete the temporary HTML file? "
+ (format "Delete all %s temporary HTML files? "
+ files)))
+ (setq gnus-article-browse-html-temp-list nil)))
how)))
(dolist (file gnus-article-browse-html-temp-list)
(cond ((file-directory-p file)
(dolist (handle handles)
(cond
((not (listp handle)))
+ ;; Exclude broken handles that `gnus-summary-enter-digest-group'
+ ;; may create.
+ ((not (or (bufferp (car handle)) (stringp (car handle)))))
((equal (mm-handle-media-supertype handle) "multipart")
(when (setq file (gnus-article-browse-html-save-cid-content
cid handle directory))
((equal (concat "<" cid ">") (mm-handle-id handle))
(setq file
(expand-file-name
- (or (mm-handle-filename handle)
- (concat
- (make-temp-name "cid")
- (car (rassoc (car (mm-handle-type handle)) mailcap-mime-extensions))))
- directory))
+ (or (mm-handle-filename handle)
+ (concat
+ (make-temp-name "cid")
+ (car (rassoc (car (mm-handle-type handle))
+ mailcap-mime-extensions))))
+ directory))
(mm-save-part-to-file handle file)
(throw 'found file))))))))
;; Add a meta html tag to specify charset and a header.
(cond
(header
- (let (title eheader body hcharset coding force-charset)
+ (let (title eheader body hcharset coding)
(with-temp-buffer
(mm-enable-multibyte)
(setq case-fold-search t)
(insert header "\n")
(setq title (message-fetch-field "subject"))
(goto-char (point-min))
- (while (re-search-forward "\\(<\\)\\|\\(>\\)\\|&" nil t)
+ (while (re-search-forward "\\(<\\)\\|\\(>\\)\\|\\(&\\)\\|\n"
+ nil t)
(replace-match (cond ((match-beginning 1) "<")
((match-beginning 2) ">")
- (t "&"))))
+ ((match-beginning 3) "&")
+ (t "<br>\n"))))
(goto-char (point-min))
- (insert "<pre>\n")
+ (while (re-search-forward "^[\t ]+" nil t)
+ (dotimes (i (prog1
+ (current-column)
+ (delete-region (match-beginning 0)
+ (match-end 0))))
+ (insert " ")))
+ (goto-char (point-min))
+ (insert "<div align=\"left\">\n")
(goto-char (point-max))
- (insert "</pre>\n<hr>\n")
+ (insert "</div>\n<hr>\n")
;; We have to examine charset one by one since
;; charset specified in parts might be different.
(if (eq charset 'gnus-decoded)
charset)
title (when title
(mm-encode-coding-string title charset))
- body (mm-encode-coding-string content charset)
- force-charset t)
+ body (mm-encode-coding-string content charset))
(setq hcharset (mm-find-mime-charset-region (point-min)
(point-max)))
(cond ((= (length hcharset) 1)
(setq hcharset (car hcharset)
coding (mm-charset-to-coding-system
- hcharset)))
+ hcharset nil t)))
((> (length hcharset) 1)
(setq hcharset 'utf-8
coding hcharset)))
(if charset
(progn
(setq body
- (mm-charset-to-coding-system charset))
+ (mm-charset-to-coding-system charset
+ nil t))
(if (eq coding body)
(setq eheader (mm-encode-coding-string
(buffer-string) coding)
body (mm-encode-coding-string
(mm-decode-coding-string
content body)
- charset)
- force-charset t)))
+ charset))))
(setq charset hcharset
eheader (mm-encode-coding-string
(buffer-string) coding)
(mm-disable-multibyte)
(insert body)
(when charset
- (mm-add-meta-html-tag handle charset force-charset))
+ (mm-add-meta-html-tag handle charset t))
(when title
(goto-char (point-min))
(unless (search-forward "<title>" nil t)
(visible-date (mail-fetch-field "Date"))
pos date bface eface)
(save-excursion
- (goto-char (point-min))
- (when (re-search-forward "^Date:" nil t)
- (setq bface (get-text-property (point-at-bol) 'face)
- eface (get-text-property (1- (point-at-eol)) 'face)))
- ;; Delete any old Date headers.
(if date-position
(progn
(goto-char date-position)
(setq date (get-text-property (point) 'original-date))
+ (when (looking-at "[^:]+:[\t ]*")
+ (setq bface (get-text-property (match-beginning 0) 'face)
+ eface (get-text-property (match-end 0) 'face)))
(delete-region (point)
(progn
(gnus-article-forward-header)
(narrow-to-region pos (if (search-forward "\n\n" nil t)
(1+ (match-beginning 0))
(point-max)))
- (goto-char (point-min))
- (while (re-search-forward "^Date:" nil t)
- (setq date (get-text-property (match-beginning 0) 'original-date))
- (delete-region (point-at-bol) (progn
- (gnus-article-forward-header)
- (point))))
+ (while (setq pos (text-property-not-all pos (point-max)
+ 'gnus-date-type nil))
+ (setq date (get-text-property pos 'original-date))
+ (goto-char pos)
+ (when (looking-at "[^:]+:[\t ]*")
+ (setq bface (get-text-property (match-beginning 0) 'face)
+ eface (get-text-property (match-end 0) 'face)))
+ (delete-region pos (or (text-property-any pos (point-max)
+ 'gnus-date-type nil)
+ (point-max))))
+ (unless date ;; the 1st time
+ (goto-char (point-min))
+ (while (re-search-forward "^Date:[\t ]*" nil t)
+ (setq date (get-text-property (match-beginning 0)
+ 'original-date)
+ bface (get-text-property (match-beginning 0) 'face)
+ eface (get-text-property (match-end 0) 'face))
+ (delete-region (point-at-bol) (progn
+ (gnus-article-forward-header)
+ (point)))))
(when (and (not date)
visible-date)
(setq date visible-date))
(list type))
(t
type)))
- (insert (article-make-date-line date (or this-type 'ut)) "\n")
- (forward-line -1)
- (beginning-of-line)
- (put-text-property (point) (1+ (point))
- 'original-date date)
- (put-text-property (point) (1+ (point))
- 'gnus-date-type this-type)
+ (goto-char
+ (prog1
+ (point)
+ (add-text-properties
+ (point)
+ (progn
+ (insert (article-make-date-line date (or this-type 'ut)) "\n")
+ (point))
+ (list 'original-date date 'gnus-date-type this-type))))
;; Do highlighting.
- (when (looking-at "\\([^:]+\\): *\\(.*\\)$")
- (put-text-property (match-beginning 1) (1+ (match-end 1))
- 'face bface)
- (put-text-property (match-beginning 2) (match-end 2)
- 'face eface))
- (forward-line 1)))
+ (when (looking-at
+ "\\([^:]+:\\)[\t ]*\\(\\(?:[^\t\n ]+[\t ]+\\)*[^\t\n ]+\\)?")
+ (put-text-property (match-beginning 1) (match-end 1) 'face bface)
+ (when (match-beginning 2)
+ (put-text-property (match-beginning 2) (match-end 2) 'face eface))
+ (while (and (zerop (forward-line 1))
+ (looking-at "[\t ]+\\(\\(?:[^\t\n ]+[\t ]+\\)*[^\t\n ]+\\)?"))
+ (when (match-beginning 1)
+ (put-text-property (match-beginning 1) (match-end 1) 'face eface))))))
(defun article-make-date-line (date type)
"Return a DATE line of TYPE."
(walk-windows
(lambda (w)
(set-buffer (window-buffer w))
- (when (eq major-mode 'gnus-article-mode)
+ (when (derived-mode-p 'gnus-article-mode)
(let ((old-line (count-lines (point-min) (point)))
(old-column (- (point) (line-beginning-position)))
- (window-start
- (window-start (get-buffer-window (current-buffer)))))
- (goto-char (point-min))
- (while (re-search-forward "^Date:" nil t)
- (let ((type (get-text-property (match-beginning 0)
- 'gnus-date-type)))
- (when (memq type '(lapsed combined-lapsed user-format))
- (when (and window-start
- (not (= window-start
- (save-excursion
- (forward-line 1)
- (point)))))
- (setq window-start nil))
- (save-excursion
- (article-date-ut type t (match-beginning 0)))
- (forward-line 1)
- (when window-start
- (set-window-start (get-buffer-window (current-buffer))
- (point))))))
+ (window-start (window-start w))
+ (pos (point-min))
+ type next end)
+ (while (setq pos (text-property-not-all pos (point-max)
+ 'gnus-date-type nil))
+ (setq next (or (next-single-property-change pos
+ 'gnus-date-type)
+ (point-max)))
+ (setq type (get-text-property pos 'gnus-date-type))
+ (when (memq type '(lapsed combined-lapsed user-defined))
+ (article-date-ut type t pos)
+ (setq end (or (next-single-property-change pos
+ 'gnus-date-type)
+ (point-max)))
+ (when window-start
+ (if (/= window-start next)
+ (setq window-start nil)
+ (set-window-start w end)))
+ (setq next end))
+ (setq pos next))
(goto-char (point-min))
(when (> old-column 0)
(setq old-line (1- old-line)))
(gnus-define-keys gnus-article-mode-map
" " gnus-article-goto-next-page
+ [?\S-\ ] gnus-article-goto-prev-page
"\177" gnus-article-goto-prev-page
[delete] gnus-article-goto-prev-page
- [backspace] gnus-article-goto-prev-page
"\C-c^" gnus-article-refer-article
"h" gnus-article-show-summary
"s" gnus-article-show-summary
(defvar bookmark-make-record-function)
(defvar shr-put-image-function)
-(defun gnus-article-mode ()
+(define-derived-mode gnus-article-mode fundamental-mode "Article"
"Major mode for displaying an article.
All normal editing commands are switched off.
\\[gnus-article-mail]\t Send a reply to the address near point
\\[gnus-article-describe-briefly]\t Describe the current mode briefly
\\[gnus-info-find-node]\t Go to the Gnus info node"
- (interactive)
- (kill-all-local-variables)
(gnus-simplify-mode-line)
- (setq mode-name "Article")
- (setq major-mode 'gnus-article-mode)
(make-local-variable 'minor-mode-alist)
- (use-local-map gnus-article-mode-map)
(when (gnus-visual-p 'article-menu 'menu)
(gnus-article-make-menu-bar)
(when gnus-summary-tool-bar-map
(buffer-disable-undo)
(setq buffer-read-only t
show-trailing-whitespace nil)
- (set-syntax-table gnus-article-mode-syntax-table)
- (mm-enable-multibyte)
- (gnus-run-mode-hooks 'gnus-article-mode-hook))
+ (mm-enable-multibyte))
(defun gnus-article-setup-buffer ()
"Initialize the article buffer."
nil)
(error "Action aborted"))
t)))
- (with-current-buffer name
- (set (make-local-variable 'gnus-article-edit-mode) nil)
- (gnus-article-stop-animations)
- (when gnus-article-mime-handles
- (mm-destroy-parts gnus-article-mime-handles)
- (setq gnus-article-mime-handles nil))
- ;; Set it to nil in article-buffer!
- (setq gnus-article-mime-handle-alist nil)
- (buffer-disable-undo)
- (setq buffer-read-only t)
- (unless (eq major-mode 'gnus-article-mode)
- (gnus-article-mode))
+ (let ((summary gnus-summary-buffer))
+ (with-current-buffer name
+ (set (make-local-variable 'gnus-article-edit-mode) nil)
+ (gnus-article-stop-animations)
+ (when gnus-article-mime-handles
+ (mm-destroy-parts gnus-article-mime-handles)
+ (setq gnus-article-mime-handles nil))
+ ;; Set it to nil in article-buffer!
+ (setq gnus-article-mime-handle-alist nil)
+ (buffer-disable-undo)
+ (setq buffer-read-only t)
+ (unless (derived-mode-p 'gnus-article-mode)
+ (gnus-article-mode))
+ (set (make-local-variable 'gnus-summary-buffer) summary)
+ (setq truncate-lines gnus-article-truncate-lines)
+ (current-buffer)))
+ (let ((summary gnus-summary-buffer))
+ (with-current-buffer (gnus-get-buffer-create name)
+ (gnus-article-mode)
(setq truncate-lines gnus-article-truncate-lines)
- (current-buffer))
- (with-current-buffer (gnus-get-buffer-create name)
- (gnus-article-mode)
- (setq truncate-lines gnus-article-truncate-lines)
- (make-local-variable 'gnus-summary-buffer)
- (setq gnus-summary-buffer
- (gnus-summary-buffer-name gnus-newsgroup-name))
- (gnus-summary-set-local-parameters gnus-newsgroup-name)
- (when article-lapsed-timer
- (gnus-stop-date-timer))
- (when gnus-article-update-date-headers
- (gnus-start-date-timer gnus-article-update-date-headers))
- (current-buffer)))))
+ (set (make-local-variable 'gnus-summary-buffer) summary)
+ (gnus-summary-set-local-parameters gnus-newsgroup-name)
+ (when article-lapsed-timer
+ (gnus-stop-date-timer))
+ (when gnus-article-update-date-headers
+ (gnus-start-date-timer gnus-article-update-date-headers))
+ (current-buffer))))))
(defun gnus-article-stop-animations ()
(dolist (timer (and (boundp 'timer-list)
timer-list))
- (when (eq (elt timer 5) 'image-animate-timeout)
+ (when (eq (gnus-timer--function timer) 'image-animate-timeout)
(cancel-timer timer))))
(defun gnus-stop-downloads ()
If ALL-HEADERS is non-nil, no headers are hidden."
(save-excursion
;; Make sure we start in a summary buffer.
- (unless (eq major-mode 'gnus-summary-mode)
+ (unless (derived-mode-p 'gnus-summary-mode)
(set-buffer gnus-summary-buffer))
(setq gnus-summary-buffer (current-buffer))
(let* ((gnus-article (if header (mail-header-number header) article))
(let ((gnus-article-buffer (current-buffer))
buffer-read-only
(inhibit-read-only t))
- (unless (eq major-mode 'gnus-article-mode)
+ (unless (derived-mode-p 'gnus-article-mode)
(gnus-article-mode))
(setq buffer-read-only nil
gnus-article-wash-types nil
gnus-article-image-alist nil)
(gnus-run-hooks 'gnus-tmp-internal-hook)
(when gnus-display-mime-function
- (funcall gnus-display-mime-function))))
+ (funcall gnus-display-mime-function))
+ ;; Add attachment buttons to the header.
+ (when gnus-mime-display-attachment-buttons-in-header
+ (gnus-mime-buttonize-attachments-in-header))))
;;;
;;; Gnus Sticky Article Mode
"*"))
(if (and (gnus-buffer-live-p new-art-buf-name)
(with-current-buffer new-art-buf-name
- (eq major-mode 'gnus-sticky-article-mode)))
+ (derived-mode-p 'gnus-sticky-article-mode)))
(switch-to-buffer new-art-buf-name)
(setq new-art-buf-name (rename-buffer new-art-buf-name t)))
(gnus-sticky-article-mode))
(unless buffer
(setq buffer (current-buffer)))
(with-current-buffer buffer
- (when (eq major-mode 'gnus-sticky-article-mode)
+ (when (derived-mode-p 'gnus-sticky-article-mode)
(gnus-kill-buffer buffer))))
(defun gnus-kill-sticky-article-buffers (arg)
(interactive "P")
(dolist (buf (gnus-buffers))
(with-current-buffer buf
- (when (eq major-mode 'gnus-sticky-article-mode)
+ (when (derived-mode-p 'gnus-sticky-article-mode)
(if (not arg)
(gnus-kill-buffer buf)
(when (yes-or-no-p (concat "Kill buffer " (buffer-name buf) "? "))
(defmacro gnus-bind-safe-url-regexp (&rest body)
"Bind `mm-w3m-safe-url-regexp' according to `gnus-safe-html-newsgroups'."
`(let ((mm-w3m-safe-url-regexp
- (let ((group (if (and (eq major-mode 'gnus-article-mode)
+ (let ((group (if (and (derived-mode-p 'gnus-article-mode)
(gnus-buffer-live-p
gnus-article-current-summary))
(with-current-buffer gnus-article-current-summary
(gnus-article-edit-article
`(lambda ()
(buffer-disable-undo)
- (erase-buffer)
(let ((mail-parse-charset (or gnus-article-charset
',gnus-newsgroup-charset))
(mail-parse-ignored-charsets
',gnus-newsgroup-ignored-charsets))
(mbl mml-buffer-list))
(setq mml-buffer-list nil)
- (insert-buffer-substring gnus-original-article-buffer)
+ (delete-region
+ (point-min)
+ (prog1
+ (goto-char (point-max))
+ (insert-buffer-substring gnus-original-article-buffer)))
(mime-to-mml ',handles)
(setq gnus-article-mime-handles nil)
(let ((mbl1 mml-buffer-list))
(switch-to-buffer (generate-new-buffer filename))
(if (or coding-system
(and charset
- (setq coding-system (mm-charset-to-coding-system charset))
+ (setq coding-system (mm-charset-to-coding-system
+ charset nil t))
(not (eq coding-system 'ascii))))
(progn
(mm-enable-multibyte)
Compressed files like .gz and .bz2 are decompressed."
(interactive (list nil current-prefix-arg))
(gnus-article-check-buffer)
- (unless handle
- (setq handle (get-text-property (point) 'gnus-data)))
- (when handle
- (let ((b (point))
- (inhibit-read-only t)
- contents charset coding-system)
+ (let* ((inhibit-read-only t)
+ (b (point))
+ (btn ;; position where the MIME button exists
+ (if handle
+ (if (eq handle (get-text-property b 'gnus-data))
+ b
+ (article-goto-body)
+ (or (text-property-any (point) (point-max) 'gnus-data handle)
+ (text-property-any (point-min) (point) 'gnus-data handle)))
+ (setq handle (get-text-property b 'gnus-data))
+ b))
+ start contents charset coding-system)
+ (when handle
+ (when (= b (prog1
+ btn
+ (setq start (next-single-property-change btn 'gnus-data
+ nil (point-max))
+ btn (previous-single-property-change start
+ 'gnus-data))))
+ (setq b btn))
(if (and (not arg) (mm-handle-undisplayer handle))
(mm-remove-part handle)
(mm-with-unibyte-buffer
(mm-read-coding-system "Charset: "))))
((mm-handle-undisplayer handle)
(mm-remove-part handle)))
- (forward-line 2)
- (mm-display-inline handle)
- (goto-char b)))))
+ (goto-char start)
+ (unless (bolp)
+ ;; This is a header button.
+ (forward-line 1))
+ (mm-display-inline handle))
+ ;; Toggle the button appearance between `[button]...' and `[button]'.
+ (goto-char btn)
+ (let ((displayed-p (mm-handle-displayed-p handle)))
+ (gnus-insert-mime-button handle (get-text-property btn 'gnus-part)
+ (list displayed-p))
+ (if (featurep 'emacs)
+ (delete-region
+ (point)
+ (next-single-property-change (point) 'gnus-data nil (point-max)))
+ (let* ((end (next-single-property-change (point) 'gnus-data))
+ (annots (annotations-at (or end (point-max)))))
+ (delete-region (point)
+ (if end
+ (if annots (1+ end) end)
+ (point-max)))
+ (dolist (annot annots)
+ (set-extent-endpoints annot (point) (point)))))
+ (setq start (point))
+ (if (search-backward "\n\n" nil t)
+ (progn
+ (goto-char start)
+ (unless (or displayed-p (eolp))
+ ;; Add extra newline.
+ (insert (propertize (buffer-substring (1- start) start)
+ 'gnus-undeletable t))))
+ ;; We're in the article header.
+ (delete-char -1)
+ (dolist (ovl (gnus-overlays-in btn (point)))
+ (gnus-overlay-put ovl 'gnus-button-attachment-extra t)
+ (gnus-overlay-put ovl 'face nil))
+ (save-restriction
+ (message-narrow-to-field)
+ (let ((gnus-treatment-function-alist
+ '((gnus-treat-highlight-headers
+ gnus-article-highlight-headers))))
+ (gnus-treat-article 'head)))))
+ (goto-char b))))
(defun gnus-mime-set-charset-parameters (handle charset)
"Set CHARSET to parameters in HANDLE.
(let ((handle (cdr (assq n gnus-article-mime-handle-alist))))
(when (gnus-article-goto-part n)
(if (equal (car handle) "multipart/alternative")
- (gnus-article-press-button)
+ (progn
+ (beginning-of-line) ;; Make it toggle subparts
+ (gnus-article-press-button))
(when (eq (gnus-mm-display-part handle) 'internal)
(gnus-set-window-start)))))))
"Display HANDLE and fix MIME button."
(let ((id (get-text-property (point) 'gnus-part))
(point (point))
- (inhibit-read-only t))
- (forward-line 1)
- (prog1
- (let ((window (selected-window))
- (mail-parse-charset gnus-newsgroup-charset)
- (mail-parse-ignored-charsets
- (if (gnus-buffer-live-p gnus-summary-buffer)
- (with-current-buffer gnus-summary-buffer
- gnus-newsgroup-ignored-charsets)
- nil)))
- (save-excursion
- (unwind-protect
- (let ((win (gnus-get-buffer-window (current-buffer) t))
- (beg (point)))
- (when win
- (select-window win))
- (goto-char point)
- (forward-line)
- (if (mm-handle-displayed-p handle)
- ;; This will remove the part.
- (mm-display-part handle)
- (save-restriction
- (narrow-to-region (point)
- (if (eobp) (point) (1+ (point))))
- (gnus-bind-safe-url-regexp (mm-display-part handle))
- ;; We narrow to the part itself and
- ;; then call the treatment functions.
- (goto-char (point-min))
- (forward-line 1)
- (narrow-to-region (point) (point-max))
- (gnus-treat-article
- nil id
- (gnus-article-mime-total-parts)
- (mm-handle-media-type handle)))))
- (if (window-live-p window)
- (select-window window)))))
+ (inhibit-read-only t)
+ (window (selected-window))
+ (mail-parse-charset gnus-newsgroup-charset)
+ (mail-parse-ignored-charsets
+ (if (gnus-buffer-live-p gnus-summary-buffer)
+ (with-current-buffer gnus-summary-buffer
+ gnus-newsgroup-ignored-charsets)
+ nil))
+ start retval)
+ (unwind-protect
+ (progn
+ (let ((win (gnus-get-buffer-window (current-buffer) t)))
+ (when win
+ (select-window win)
+ (goto-char point)))
+ (setq start (next-single-property-change point 'gnus-data
+ nil (point-max))
+ point (previous-single-property-change start 'gnus-data))
+ (if (mm-handle-displayed-p handle)
+ ;; This will remove the part.
+ (setq retval (mm-display-part handle))
+ (let ((part (or (and (mm-inlinable-p handle)
+ (mm-inlined-p handle)
+ t)
+ (with-temp-buffer
+ (gnus-bind-safe-url-regexp
+ (setq retval (mm-display-part handle)))
+ (unless (zerop (buffer-size))
+ (buffer-string))))))
+ (goto-char start)
+ (unless (bolp)
+ ;; This is a header button.
+ (forward-line 1))
+ (cond ((stringp part)
+ (save-restriction
+ (narrow-to-region (point)
+ (progn
+ (insert part)
+ (unless (bolp) (insert "\n"))
+ (point)))
+ (gnus-treat-article nil id
+ (gnus-article-mime-total-parts)
+ (mm-handle-media-type handle))
+ (mm-handle-set-undisplayer
+ handle
+ `(lambda ()
+ (let ((inhibit-read-only t))
+ (delete-region ,(copy-marker (point-min) t)
+ ,(point-max-marker)))))))
+ (part
+ (mm-display-inline handle))))))
(goto-char point)
- (gnus-delete-line)
- (gnus-insert-mime-button
- handle id (list (mm-handle-displayed-p handle)))
- (goto-char point))))
+ ;; Toggle the button appearance between `[button]...' and `[button]'.
+ (let ((displayed-p (mm-handle-displayed-p handle)))
+ (gnus-insert-mime-button handle id (list displayed-p))
+ (if (featurep 'emacs)
+ (delete-region
+ (point)
+ (next-single-property-change (point) 'gnus-data nil (point-max)))
+ (let* ((end (next-single-property-change (point) 'gnus-data))
+ (annots (annotations-at (or end (point-max)))))
+ (delete-region (point)
+ (if end
+ (if annots (1+ end) end)
+ (point-max)))
+ (dolist (annot annots)
+ (set-extent-endpoints annot (point) (point)))))
+ (setq start (point))
+ (if (search-backward "\n\n" nil t)
+ (progn
+ (goto-char start)
+ (unless (or displayed-p (eolp))
+ ;; Add extra newline.
+ (insert (propertize (buffer-substring (1- start) start)
+ 'gnus-undeletable t))))
+ ;; We're in the article header.
+ (delete-char -1)
+ (dolist (ovl (gnus-overlays-in point (point)))
+ (gnus-overlay-put ovl 'gnus-button-attachment-extra t)
+ (gnus-overlay-put ovl 'face nil))
+ (save-restriction
+ (message-narrow-to-field)
+ (let ((gnus-treatment-function-alist
+ '((gnus-treat-highlight-headers
+ gnus-article-highlight-headers))))
+ (gnus-treat-article 'head)))))
+ (goto-char point)
+ (if (window-live-p window)
+ (select-window window)))
+ retval))
(defun gnus-article-goto-part (n)
"Go to MIME part N."
(when gnus-break-pages
(widen))
+ (article-goto-body)
(prog1
- (let ((start (text-property-any (point-min) (point-max) 'gnus-part n))
+ (let ((start (or (text-property-any (point) (point-max) 'gnus-part n)
+ ;; There may be header buttons.
+ (text-property-any (point-min) (point) 'gnus-part n)))
part handle end next handles)
(when start
(goto-char start)
(concat "; " gnus-tmp-name))))
(unless (equal gnus-tmp-description "")
(setq gnus-tmp-type-long (concat " --- " gnus-tmp-type-long)))
- (unless (bolp)
- (insert "\n"))
(setq b (point))
(gnus-eval-format
gnus-mime-button-line-format gnus-mime-button-line-format-alist
:group 'gnus-article-mime
:type 'boolean)
+(defcustom gnus-mime-display-attachment-buttons-in-header t
+ "Add attachment buttons in the end of the header of an article.
+Since MIME attachments tend to be put at the end of an article, we may
+overlook them if there is a huge body. This option offers you a copy
+of all non-inlinable MIME parts as buttons shown in front of an article.
+If nil, don't show those extra buttons."
+ :version "24.5"
+ :group 'gnus-article-mime
+ :type 'boolean)
+
(defun gnus-mime-display-part (handle)
(cond
;; Maybe a broken MIME message.
((and (equal (car handle) "multipart/related")
(not (or gnus-mime-display-multipart-as-mixed
gnus-mime-display-multipart-related-as-mixed)))
- ;;;!!!We should find the start part, but we just default
- ;;;!!!to the first part.
- ;;(gnus-mime-display-part (cadr handle))
- ;;;!!! Most multipart/related is an HTML message plus images.
- ;;;!!! Unfortunately we are unable to let W3 display those
- ;;;!!! included images, so we just display it as a mixed multipart.
- ;;(gnus-mime-display-mixed (cdr handle))
- ;;;!!! No, w3 can display everything just fine.
(gnus-mime-display-part (cadr handle)))
((equal (car handle) "multipart/signed")
(gnus-add-wash-type 'signed)
(let ((type (mm-handle-media-type handle))
(ignored gnus-ignored-mime-types)
(not-attachment t)
- (move nil)
display text)
(catch 'ignored
(progn
(setq display t)
(when (equal (mm-handle-media-supertype handle) "text")
(setq text t)))
- (let ((id (1+ (length gnus-article-mime-handle-alist)))
+ (let ((id (car (rassq handle gnus-article-mime-handle-alist)))
beg)
- (push (cons id handle) gnus-article-mime-handle-alist)
+ (unless id
+ (setq id (1+ (length gnus-article-mime-handle-alist)))
+ (push (cons id handle) gnus-article-mime-handle-alist))
(when (and display
(equal (mm-handle-media-supertype handle) "message"))
(insert-char
(not (gnus-unbuttonized-mime-type-p type))
(eq id gnus-mime-buttonized-part-id))
(gnus-insert-mime-button
- handle id (list (or display (and not-attachment text))))
- (gnus-article-insert-newline)
- ;; Remember modify the number of forward lines.
- (setq move t))
+ handle id (list (or display (and not-attachment text)))))
(setq beg (point))
(cond
(display
- (when move
- (forward-line -1)
- (setq beg (point)))
(let ((mail-parse-charset gnus-newsgroup-charset)
(mail-parse-ignored-charsets
(save-excursion (condition-case ()
(set-buffer gnus-summary-buffer)
(error))
gnus-newsgroup-ignored-charsets)))
- (gnus-bind-safe-url-regexp (mm-display-part handle t)))
- (goto-char (point-max)))
+ (gnus-bind-safe-url-regexp (mm-display-part handle t))))
((and text not-attachment)
- (when move
- (forward-line -1)
- (setq beg (point)))
- (gnus-article-insert-newline)
- (mm-display-inline handle)
- (goto-char (point-max))))
+ (mm-display-inline handle)))
+ (goto-char (point-max))
+ (if (string-match "\\`image/" type)
+ (gnus-article-insert-newline)
+ (if (prog1
+ (= (skip-chars-backward "\n") -1)
+ (forward-char 1))
+ (gnus-article-insert-newline)
+ (put-text-property (point) (point-max) 'gnus-undeletable t))
+ (goto-char (point-max)))
;; Do highlighting.
(save-excursion
(save-restriction
(goto-char (point-max))
(setcdr begend (point-marker)))))
(when ibegend
- (goto-char point))))
+ (goto-char point)))
+ ;; Redraw attachment buttons in the header.
+ (when gnus-mime-display-attachment-buttons-in-header
+ (gnus-mime-buttonize-attachments-in-header)))
(defconst gnus-article-wash-status-strings
(let ((alist '((cite "c" "Possible hidden citation text"
(defun gnus-shr-put-image (data alt &optional flags)
"Put image DATA with a string ALT. Enable image to be deleted."
- (let ((image (shr-put-image data (propertize (or alt "*")
- 'gnus-image-category 'shr)
- flags)))
+ (let ((image (if flags
+ (shr-put-image data (propertize (or alt "*")
+ 'gnus-image-category 'shr)
+ flags)
+ ;; Old `shr-put-image' doesn't take the optional `flags'
+ ;; argument.
+ (shr-put-image data (propertize (or alt "*")
+ 'gnus-image-category 'shr)))))
(when image
(gnus-add-image 'shr image))))
+(defun gnus-mime-buttonize-attachments-in-header (&optional interactive)
+ "Show attachments as buttons in the end of the header of an article.
+This function toggles the display when called interactively. Note that
+buttons to be added to the header are only the ones that aren't inlined
+in the body. Use `gnus-header-face-alist' to highlight buttons."
+ (interactive (list t))
+ (gnus-with-article-buffer
+ (gmm-labels
+ ;; Function that returns a flattened version of
+ ;; `gnus-article-mime-handle-alist'.
+ ((flattened-alist
+ (&optional alist id all)
+ (if alist
+ (let ((i 1) newid flat)
+ (dolist (handle alist flat)
+ (setq newid (append id (list i))
+ i (1+ i))
+ (if (stringp (car handle))
+ (setq flat (nconc flat (flattened-alist (cdr handle)
+ newid all)))
+ (delq (rassq handle all) all)
+ (setq flat (nconc flat (list (cons newid handle)))))))
+ (let ((flat (list nil)))
+ ;; Assume that elements of `gnus-article-mime-handle-alist'
+ ;; are in the decreasing order, but unnumbered subsidiaries
+ ;; in each element are in the increasing order.
+ (dolist (handle (reverse gnus-article-mime-handle-alist))
+ (if (stringp (cadr handle))
+ (setq flat (nconc flat (flattened-alist (cddr handle)
+ (list (car handle))
+ flat)))
+ (delq (rassq (cdr handle) flat) flat)
+ (setq flat (nconc flat (list (cons (list (car handle))
+ (cdr handle)))))))
+ (setq flat (cdr flat))
+ (mapc (lambda (handle)
+ (if (cdar handle)
+ ;; This is a hidden (i.e. unnumbered) handle.
+ (progn
+ (setcar handle
+ (1+ (caar gnus-article-mime-handle-alist)))
+ (push handle gnus-article-mime-handle-alist))
+ (setcar handle (caar handle))))
+ flat)
+ flat))))
+ (let ((case-fold-search t) buttons st handle)
+ (save-excursion
+ (save-restriction
+ (widen)
+ (article-narrow-to-head)
+ ;; Header buttons exist?
+ (while (and (not buttons)
+ (re-search-forward "^attachments?:[\n ]+" nil t))
+ (when (get-char-property (match-end 0)
+ 'gnus-button-attachment-extra)
+ (setq buttons (match-beginning 0))))
+ (widen)
+ (when buttons
+ ;; Delete header buttons.
+ (delete-region buttons (if (re-search-forward "^[^ ]" nil t)
+ (match-beginning 0)
+ (point-max))))
+ (unless (and interactive buttons)
+ ;; Find buttons.
+ (setq buttons nil)
+ (dolist (handle (flattened-alist))
+ (when (and (not (stringp (cadr handle)))
+ (or (equal (car (mm-handle-disposition
+ (cdr handle)))
+ "attachment")
+ (not (and (mm-inlinable-p (cdr handle))
+ (mm-inlined-p (cdr handle))))))
+ (push handle buttons)))
+ (when buttons
+ ;; Add header buttons.
+ (article-goto-body)
+ (forward-line -1)
+ (narrow-to-region (point) (point))
+ (insert "Attachment" (if (cdr buttons) "s" "") ":")
+ (dolist (button (nreverse buttons))
+ (setq st (point))
+ (insert " ")
+ (mm-handle-set-undisplayer
+ (setq handle (copy-sequence (cdr button))) nil)
+ (gnus-insert-mime-button handle (car button))
+ (skip-chars-backward "\t\n ")
+ (delete-region (point) (point-max))
+ (when (> (current-column) (window-width))
+ (goto-char st)
+ (insert "\n")
+ (end-of-line)))
+ (insert "\n")
+ (dolist (ovl (gnus-overlays-in (point-min) (point)))
+ (gnus-overlay-put ovl 'gnus-button-attachment-extra t)
+ (gnus-overlay-put ovl 'face nil))
+ (let ((gnus-treatment-function-alist
+ '((gnus-treat-highlight-headers
+ gnus-article-highlight-headers))))
+ (gnus-treat-article 'head))))))))))
+
;;; Article savers.
(defun gnus-output-to-file (file-name)
(defun gnus-article-check-buffer ()
"Beep if not in an article buffer."
- (unless (equal major-mode 'gnus-article-mode)
+ (unless (derived-mode-p 'gnus-article-mode)
(error "Command invoked outside of a Gnus article buffer")))
(defun gnus-article-read-summary-keys (&optional arg key not-restore-window)
(ding)
(unless (member keys nosave-in-article)
(set-buffer gnus-article-current-summary))
- (when (get func 'disabled)
+ (when (and (symbolp func)
+ (get func 'disabled))
(error "Function %s disabled" func))
(call-interactively func)
(setq new-sum-point (point)))
(when (eq obuf (current-buffer))
(set-buffer in-buffer)
t))
- (setq selected (gnus-summary-select-article))
+ (setq selected (ignore-errors (gnus-summary-select-article)))
(set-buffer obuf)
(unless not-restore-window
(set-window-configuration owin))
new-sum-point
(window-live-p win)
(with-current-buffer (window-buffer win)
- (eq major-mode 'gnus-summary-mode)))
+ (derived-mode-p 'gnus-summary-mode)))
(set-window-point win new-sum-point)
(set-window-start win new-sum-start)
(set-window-hscroll win new-sum-hscroll))))
;;`gnus-agent-mode' in gnus-agent.el will define it.
(defvar gnus-agent-summary-mode)
(defvar gnus-draft-mode)
-;; Calling help-buffer will autoload help-mode.
(defvar help-xref-stack-item)
-;; Emacs 22 doesn't load it in the batch mode.
-(eval-when-compile
- (autoload 'help-buffer "help-mode"))
(defun gnus-article-describe-bindings (&optional prefix)
"Show a list of all defined keys, and their definitions.
(with-current-buffer ,(current-buffer)
(gnus-article-describe-bindings prefix)))
,prefix)))
+ ;; Loading `help-mode' here is necessary if `describe-bindings'
+ ;; is replaced with something, e.g. `helm-descbinds'.
+ (require 'help-mode)
(with-current-buffer (let (help-xref-following) (help-buffer))
(setq help-xref-stack-item item)))))
(gnus-article-hide-citation-maybe arg force)
(gnus-article-hide-signature arg))
-(defun gnus-article-maybe-highlight ()
- "Do some article highlighting if article highlighting is requested."
- (when (gnus-visual-p 'article-highlight 'highlight)
- (gnus-article-highlight-some)))
-
(defun gnus-check-group-server ()
;; Make sure the connection to the server is alive.
(unless (gnus-server-opened
(set-buffer buf))))))
(defun gnus-block-private-groups (group)
- (if (gnus-news-group-p group)
+ (if (or (gnus-news-group-p group)
+ (gnus-member-of-valid 'global group))
;; Block nothing in news groups.
nil
;; Block everything anywhere else.
"\\(?:"
;; Match paired parentheses, e.g. in Wikipedia URLs:
;; http://thread.gmane.org/47B4E3B2.3050402@gmail.com
- "[" chars punct "]+" "(" "[" chars punct "]+" "[" chars "]*)" "[" chars "]*"
+ "[" chars punct "]+" "(" "[" chars punct "]+" "[" chars "]*)"
+ "\\(?:" "[" chars punct "]+" "[" chars "]" "\\)?"
"\\|"
- "[" chars punct "]+" "[" chars "]"
+ "[" chars punct "]+" "[" chars "]"
"\\)"))
(concat ;; XEmacs 21.4 doesn't support POSIX.
"\\([-a-z0-9_=!?#$@~%&*+\\/:;.,]\\|\\w\\)+"
"\\([-a-z0-9_=#$@~%&*+\\/]\\|\\w\\)"))
"\\)")
"Regular expression that matches URLs."
+ :version "24.4"
:group 'gnus-article-buttons
:type 'regexp)
(let (gnus-article-mouse-face widget-mouse-face)
(while points
(gnus-article-add-button (pop points) (pop points)
- 'gnus-button-push beg)))
+ 'gnus-button-push
+ (list beg (assq 'gnus-button-url-regexp
+ gnus-button-alist)))))
(let ((overlay (gnus-make-overlay start end)))
(gnus-overlay-put overlay 'evaporate t)
(gnus-overlay-put overlay 'gnus-button-url
(not (gnus-treat-predicate (car val))))
((eq pred 'typep)
(equal (car val) gnus-treat-type))
+ ((functionp pred)
+ (funcall pred))
(t
(error "%S is not a valid predicate" pred)))))
((eq val t)
gnus-mime-security-button-end-line-format))
(gnus-insert-mime-security-button handle)))
(mm-set-handle-multipart-parameter
- handle 'gnus-region
- (cons (set-marker (make-marker) (point-min))
- (set-marker (make-marker) (point-max))))
+ handle 'gnus-region (cons (point-min-marker) (point-max-marker)))
(goto-char (point-max))))
(defun gnus-mime-security-run-function (function)