It is suggested to customize `mm-text-html-renderer' instead.")
(defcustom mm-inline-text-html-with-images nil
- "If non-nil, Gnus will allow retrieving images in the HTML contents
-with <img> tags. It has no effect on Emacs/w3. See also
-the documentation for the option `mm-w3m-safe-url-regexp'."
+ "If non-nil, Gnus will allow retrieving images in HTML contents with
+the <img> tags. It has no effect on Emacs/w3. See also the
+documentation for the `mm-w3m-safe-url-regexp' variable."
:type 'boolean
:group 'mime-display)
(defcustom mm-w3m-safe-url-regexp "\\`cid:"
- "Regexp that matches safe url names. Some HTML mails might have a
-trick of spammers using <img> tags. It is likely to be intended to
-verify whether you have read the mail. You can prevent your personal
-informations from leaking by setting this to the regexp which matches
-the safe url names. The value of the variable `w3m-safe-url-regexp'
-will be bound with this value. You may set this value to nil if you
-consider all the urls to be safe."
+ "Regexp matching URLs which are considered to be safe.
+Some HTML mails might contain a nasty trick used by spammers, using
+the <img> tag which is far more evil than the [Click Here!] button.
+It is most likely intended to check whether the ominous spam mail has
+reached your eyes or not, in which case the spammer knows for sure
+that your email address is valid. It is done by embedding an
+identifier string into a URL that you might automatically retrieve
+when displaying the image. The default value is \"\\\\`cid:\" which only
+matches parts embedded to the Multipart/Related type MIME contents and
+Gnus will never connect to the spammer's site arbitrarily. You may
+set this variable to nil if you consider all urls to be safe."
:type '(choice (regexp :tag "Regexp")
(const :tag "All URLs are safe" nil))
:group 'mime-display)
:group 'mime-display)
(defcustom mm-inline-media-tests
- '(("image/jpeg"
+ '(("image/p?jpeg"
mm-inline-image
(lambda (handle)
(mm-valid-and-fit-image-p 'jpeg handle)))
;; Default to displaying as text
(".*" mm-inline-text mm-readable-p))
"Alist of media types/tests saying whether types can be displayed inline."
- :type '(repeat (list (string :tag "MIME type")
+ :type '(repeat (list (regexp :tag "MIME type")
(function :tag "Display function")
(function :tag "Display test")))
:group 'mime-display)
:group 'mime-display)
(defcustom mm-tmp-directory
- (cond ((fboundp 'temp-directory) (temp-directory))
- ((boundp 'temporary-file-directory) temporary-file-directory)
- ("/tmp/"))
+ (if (fboundp 'temp-directory)
+ (temp-directory)
+ (if (boundp 'temporary-file-directory)
+ temporary-file-directory
+ "/tmp/"))
"Where mm will store its temporary files."
:type 'directory
:group 'mime-display)
:type 'boolean
:group 'mime-display)
-(defvar mm-file-name-rewrite-functions nil
+(defvar mm-file-name-rewrite-functions
+ '(mm-file-name-delete-control mm-file-name-delete-gotchas)
"*List of functions used for rewriting file names of MIME parts.
Each function takes a file name as input and returns a file name.
Ready-made functions include
+`mm-file-name-delete-control'
+`mm-file-name-delete-gotchas'
`mm-file-name-delete-whitespace',
`mm-file-name-trim-whitespace',
`mm-file-name-collapse-whitespace',
:type '(choice directory (const :tag "Default" nil))
:group 'mime-display)
+(defcustom mm-attachment-file-modes 384
+ "Set the mode bits of saved attachments to this integer."
+ :type 'integer
+ :group 'mime-display)
+
(defcustom mm-external-terminal-program "xterm"
"The program to start an external terminal."
:type 'string
(defcustom mm-verify-option 'never
"Option of verifying signed parts.
`never', not verify; `always', always verify;
-`known', only verify known protocols. Otherwise, ask user."
+`known', only verify known protocols. Otherwise, ask user."
:type '(choice (item always)
(item never)
(item :tag "only known protocols" known)
(defcustom mm-decrypt-option nil
"Option of decrypting encrypted parts.
`never', not decrypt; `always', always decrypt;
-`known', only decrypt known protocols. Otherwise, ask user."
+`known', only decrypt known protocols. Otherwise, ask user."
:type '(choice (item always)
(item never)
(item :tag "only known protocols" known)
(throw 'found t))))))
(defun mm-handle-set-external-undisplayer (handle function)
- "Set the undisplayer for this handle; postpone undisplaying of viewers
-for types in mm-keep-viewer-alive-types."
+ "Set the undisplayer for HANDLE to FUNCTION.
+Postpone undisplaying of viewers for types in
+`mm-keep-viewer-alive-types'."
(if (mm-keep-viewer-alive-p handle)
(let ((new-handle (copy-sequence handle)))
(mm-handle-set-undisplayer new-handle function)
(funcall object))
;; Externally displayed part.
((consp object)
+ (condition-case ()
+ (while (get-buffer-process (cdr object))
+ (interrupt-process (get-buffer-process (cdr object)))
+ (message "Waiting for external displayer to die...")
+ (sit-for 1))
+ (quit)
+ (error))
+ (ignore-errors (and (cdr object) (kill-buffer (cdr object))))
+ (message "Waiting for external displayer to die...done")
(ignore-errors (delete-file (car object)))
- (ignore-errors (delete-directory (file-name-directory (car object))))
- (ignore-errors (and (cdr object) (kill-buffer (cdr object)))))
+ (ignore-errors (delete-directory (file-name-directory
+ (car object)))))
((bufferp object)
(when (buffer-live-p object)
(kill-buffer object)))))
(defun mm-file-name-replace-whitespace (file-name)
"Replace whitespace characters in FILE-NAME with underscores.
-Set `mm-file-name-replace-whitespace' to any other string if you do not
-like underscores."
+Set the option `mm-file-name-replace-whitespace' to any other
+string if you do not like underscores."
(let ((s (or mm-file-name-replace-whitespace "_")))
(while (string-match "\\s-" file-name)
(setq file-name (replace-match s t t file-name))))
file-name)
+(defun mm-file-name-delete-control (filename)
+ "Delete control characters from FILENAME."
+ (gnus-replace-in-string filename "[\x00-\x1f\x7f]" ""))
+
+(defun mm-file-name-delete-gotchas (filename)
+ "Delete shell gotchas from FILENAME."
+ (setq filename (gnus-replace-in-string filename "[<>|]" ""))
+ (gnus-replace-in-string filename "^[.-]+" ""))
+
(defun mm-save-part (handle)
"Write HANDLE to a file."
(let* ((name (mail-content-type-get (mm-handle-type handle) 'name))
(mm-with-unibyte-buffer
(mm-insert-part handle)
(let ((coding-system-for-write 'binary)
+ (current-file-modes (default-file-modes))
;; Don't re-compress .gz & al. Arguably we should make
;; `file-name-handler-alist' nil, but that would chop
;; ange-ftp, which is reasonable to use here.
(inhibit-file-name-operation 'write-region)
(inhibit-file-name-handlers
(cons 'jka-compr-handler inhibit-file-name-handlers)))
- (write-region (point-min) (point-max) file))))
+ (set-default-file-modes mm-attachment-file-modes)
+ (unwind-protect
+ (write-region (point-min) (point-max) file)
+ (set-default-file-modes current-file-modes)))))
(defun mm-pipe-part (handle)
"Pipe HANDLE to a process."