;;; mime-view.el --- interactive MIME viewer for GNU Emacs
-;; Copyright (C) 1995,1996,1997 Free Software Foundation, Inc.
+;; Copyright (C) 1995,1996,1997,1998 Free Software Foundation, Inc.
;; Author: MORIOKA Tomohiko <morioka@jaist.ac.jp>
-;; Created: 1994/7/13
-;; Renamed: 1994/8/31 from tm-body.el
+;; Created: 1994/07/13
+;; Renamed: 1994/08/31 from tm-body.el
;; Renamed: 1997/02/19 from tm-view.el
-;; Version: $Revision: 0.75 $
;; Keywords: MIME, multimedia, mail, news
-;; This file is part of SEMI (SEMI is Emacs MIME Interfaces).
+;; This file is part of SEMI (Sophisticated Emacs MIME Interfaces).
;; This program is free software; you can redistribute it and/or
;; modify it under the terms of the GNU General Public License as
;;; Code:
-(require 'cl)
-(require 'std11)
-(require 'mel)
-(require 'eword-decode)
-(require 'mime-parse)
-(require 'mime-text)
+(require 'mime)
+(require 'semi-def)
+(require 'calist)
+(require 'alist)
+(require 'mailcap)
;;; @ version
;;;
-(defconst mime-view-RCS-ID
- "$Id: mime-view.el,v 0.75 1997-03-18 15:21:28 morioka Exp $")
-
-(defconst mime-view-version (get-version-string mime-view-RCS-ID))
+(defconst mime-view-version
+ (eval-when-compile
+ (concat (mime-product-name mime-user-interface-product) " MIME-View "
+ (mapconcat #'number-to-string
+ (mime-product-version mime-user-interface-product) ".")
+ " (" (mime-product-code-name mime-user-interface-product) ")")))
;;; @ variables
;;;
-(defvar mime/content-decoding-condition
- '(((type . "text/plain")
- (method "tm-plain" nil 'file 'type 'encoding 'mode 'name)
- (mode "play" "print")
- )
- ((type . "text/html")
- (method "tm-html" nil 'file 'type 'encoding 'mode 'name)
- (mode . "play")
- )
- ((type . "text/x-rot13-47")
- (method . mime-article/decode-caesar)
- (mode . "play")
- )
- ((type . "audio/basic")
- (method "tm-au" nil 'file 'type 'encoding 'mode 'name)
- (mode . "play")
- )
-
- ((type . "image/jpeg")
- (method "tm-image" nil 'file 'type 'encoding 'mode 'name)
- (mode "play" "print")
- )
- ((type . "image/gif")
- (method "tm-image" nil 'file 'type 'encoding 'mode 'name)
- (mode "play" "print")
- )
- ((type . "image/tiff")
- (method "tm-image" nil 'file 'type 'encoding 'mode 'name)
- (mode "play" "print")
- )
- ((type . "image/x-tiff")
- (method "tm-image" nil 'file 'type 'encoding 'mode 'name)
- (mode "play" "print")
- )
- ((type . "image/x-xbm")
- (method "tm-image" nil 'file 'type 'encoding 'mode 'name)
- (mode "play" "print")
- )
- ((type . "image/x-pic")
- (method "tm-image" nil 'file 'type 'encoding 'mode 'name)
- (mode "play" "print")
- )
- ((type . "image/x-mag")
- (method "tm-image" nil 'file 'type 'encoding 'mode 'name)
- (mode "play" "print")
- )
-
- ((type . "video/mpeg")
- (method "tm-mpeg" nil 'file 'type 'encoding 'mode 'name)
- (mode . "play")
- )
-
- ((type . "application/postscript")
- (method "tm-ps" nil 'file 'type 'encoding 'mode 'name)
- (mode "play" "print")
- )
- ((type . "application/octet-stream")
- (method "tm-file" nil 'file 'type 'encoding 'mode 'name)
- (mode "play" "print")
- )
-
- ;;((type . "message/external-body")
- ;; (method "xterm" nil
- ;; "-e" "showexternal"
- ;; 'file '"access-type" '"name" '"site" '"directory"))
- ((type . "message/external-body")
- ("access-type" . "anon-ftp")
- (method . mime-article/decode-message/external-ftp)
- )
- ((type . "message/rfc822")
- (method . mime-article/view-message/rfc822)
- (mode . "play")
- )
- ((type . "message/partial")
- (method . mime-article/decode-message/partial)
- (mode . "play")
- )
-
- ((method "metamail" t "-m" "tm" "-x" "-d" "-z" "-e" 'file)
- (mode . "play")
- )
- ((method "tm-file" nil 'file 'type 'encoding 'mode 'name)
- (mode . "extract")
- )
- ))
+(defgroup mime-view nil
+ "MIME view mode"
+ :group 'mime)
-(defvar mime-view-childrens-header-showing-Content-Type-list
- '("message/rfc822" "message/news"))
+(defcustom mime-view-find-every-acting-situation t
+ "*Find every available acting-situation if non-nil."
+ :group 'mime-view
+ :type 'boolean)
-(defvar mime-view-visible-media-type-list
- '("text/plain" nil "text/richtext" "text/enriched"
- "text/rfc822-headers"
- "text/x-latex" "application/x-latex"
- "message/delivery-status"
- "application/pgp" "text/x-pgp"
- "application/octet-stream"
- "application/x-selection" "application/x-comment")
- "*List of media-types to be able to display in MIME-View buffer.
-Each elements are string of TYPE/SUBTYPE, e.g. \"text/plain\".")
+(defcustom mime-acting-situation-examples-file "~/.mime-example"
+ "*File name of example about acting-situation demonstrated by user."
+ :group 'mime-view
+ :type 'file)
-(defvar mime-view-content-button-visible-ctype-list
- '("application/pgp"))
-(defvar mime-view-uuencode-encoding-name-list '("x-uue" "x-uuencode"))
+;;; @ in raw-buffer (representation space)
+;;;
-(defvar mime-view-ignored-field-list
- '(".*Received" ".*Path" ".*Id" "References"
- "Replied" "Errors-To"
- "Lines" "Sender" ".*Host" "Xref"
- "Content-Type" "Precedence"
- "Status" "X-VM-.*")
- "All fields that match this list will be hidden in MIME preview buffer.
-Each elements are regexp of field-name. [mime-view.el]")
+(defvar mime-preview-buffer nil
+ "MIME-preview buffer corresponding with the (raw) buffer.")
+(make-variable-buffer-local 'mime-preview-buffer)
-(defvar mime-view-ignored-field-regexp
- (concat "^"
- (apply (function regexp-or) mime-view-ignored-field-list)
- ":"))
-(defvar mime-view-visible-field-list '("Dnas.*" "Message-Id")
- "All fields that match this list will be displayed in MIME preview buffer.
-Each elements are regexp of field-name.")
+(defvar mime-raw-representation-type-alist
+ '((mime-show-message-mode . binary)
+ (mime-temp-message-mode . binary)
+ (t . cooked)
+ )
+ "Alist of major-mode vs. representation-type of mime-raw-buffer.
+Each element looks like (SYMBOL . REPRESENTATION-TYPE). SYMBOL is
+major-mode or t. t means default. REPRESENTATION-TYPE must be
+`binary' or `cooked'.")
+
+
+(defun mime-raw-find-entity-from-point (point &optional message-info)
+ "Return entity from POINT in mime-raw-buffer.
+If optional argument MESSAGE-INFO is not specified,
+`mime-message-structure' is used."
+ (or message-info
+ (setq message-info mime-message-structure))
+ (if (and (<= (mime-entity-point-min message-info) point)
+ (<= point (mime-entity-point-max message-info)))
+ (let ((children (mime-entity-children message-info)))
+ (catch 'tag
+ (while children
+ (let ((ret
+ (mime-raw-find-entity-from-point point (car children))))
+ (if ret
+ (throw 'tag ret)
+ ))
+ (setq children (cdr children)))
+ message-info))))
-(defvar mime-view-redisplay nil)
-(defvar mime-view-announcement-for-message/partial
- (if (and (>= emacs-major-version 19) window-system)
- "\
-\[[ This is message/partial style split message. ]]
-\[[ Please press `v' key in this buffer ]]
-\[[ or click here by mouse button-2. ]]"
- "\
-\[[ This is message/partial style split message. ]]
-\[[ Please press `v' key in this buffer. ]]"
- ))
+;;; @ in preview-buffer (presentation space)
+;;;
+(defvar mime-mother-buffer nil
+ "Mother buffer corresponding with the (MIME-preview) buffer.
+If current MIME-preview buffer is generated by other buffer, such as
+message/partial, it is called `mother-buffer'.")
+(make-variable-buffer-local 'mime-mother-buffer)
-;;; @@ predicate functions
-;;;
+(defvar mime-raw-buffer nil
+ "Raw buffer corresponding with the (MIME-preview) buffer.")
+(make-variable-buffer-local 'mime-raw-buffer)
-(defun mime-view-header-visible-p (rcnum cinfo)
- "Return non-nil if header of current entity is visible."
- (or (null rcnum)
- (member (mime::content-info/type
- (mime-article/rcnum-to-cinfo (cdr rcnum) cinfo))
- mime-view-childrens-header-showing-Content-Type-list)
- ))
+(defvar mime-preview-original-window-configuration nil
+ "Window-configuration before mime-view-mode is called.")
+(make-variable-buffer-local 'mime-preview-original-window-configuration)
-(defun mime-view-body-visible-p (rcnum cinfo &optional ctype)
- (let (ccinfo)
- (or ctype
- (setq ctype
- (mime::content-info/type
- (setq ccinfo (mime-article/rcnum-to-cinfo rcnum cinfo))
- ))
+(defun mime-preview-original-major-mode (&optional recursive)
+ "Return major-mode of original buffer.
+If optional argument RECURSIVE is non-nil and current buffer has
+mime-mother-buffer, it returns original major-mode of the
+mother-buffer."
+ (if (and recursive mime-mother-buffer)
+ (save-excursion
+ (set-buffer mime-mother-buffer)
+ (mime-preview-original-major-mode recursive)
)
- (and (member ctype mime-view-visible-media-type-list)
- (if (string-equal ctype "application/octet-stream")
- (progn
- (or ccinfo
- (setq ccinfo (mime-article/rcnum-to-cinfo rcnum cinfo))
- )
- (member (mime::content-info/encoding ccinfo)
- '(nil "7bit" "8bit"))
- )
- t))
- ))
+ (save-excursion
+ (set-buffer
+ (mime-entity-buffer
+ (get-text-property (point-min) 'mime-view-entity)))
+ major-mode)))
-;;; @@ entity button
+;;; @ entity information
;;;
-(defun mime-view-insert-entity-button (rcnum cinfo ctype params subj encoding)
- "Insert entity-button."
- (save-restriction
- (narrow-to-region (point)(point))
- (let ((access-type (assoc "access-type" params))
- (num (or (cdr (assoc "x-part-number" params))
- (if (consp rcnum)
- (mapconcat (function
- (lambda (num)
- (format "%s" (1+ num))
- ))
- (reverse rcnum) ".")
- "0"))
- ))
- (cond (access-type
- (let ((server (assoc "server" params)))
- (setq access-type (cdr access-type))
- (if server
- (insert (format "[%s %s ([%s] %s)]\n" num subj
- access-type (cdr server)))
- (let ((site (cdr (assoc "site" params)))
- (dir (cdr (assoc "directory" params)))
- )
- (insert (format "[%s %s ([%s] %s:%s)]\n" num subj
- access-type site dir))
- )))
- )
- (t
- (let ((charset (cdr (assoc "charset" params))))
- (insert (concat "[" num " " subj))
- (let ((rest
- (concat " <" ctype
- (if charset
- (concat "; " charset)
- (if encoding (concat " (" encoding ")"))
- )
- ">]\n")))
- (if (>= (+ (current-column)(length rest))(window-width))
- (insert "\n\t")
- )
- (insert rest)
- ))))
- )
- (mime-add-button (point-min)(1- (point-max))
- (function mime-view-play-current-entity))
- ))
-
-(defun mime-view-entity-button-function
- (rcnum cinfo ctype params subj encoding)
- "Insert entity button conditionally.
-Please redefine this function if you want to change default setting."
- (or (null rcnum)
- (string= ctype "application/x-selection")
- (and (string= ctype "application/octet-stream")
- (string= (mime::content-info/type
- (mime-article/rcnum-to-cinfo (cdr rcnum) cinfo))
- "multipart/encrypted"))
- (mime-view-insert-entity-button rcnum cinfo ctype params subj encoding)
- ))
-
+(defun mime-entity-situation (entity)
+ "Return situation of ENTITY."
+ (append (or (mime-entity-content-type entity)
+ (make-mime-content-type 'text 'plain))
+ (let ((d (mime-entity-content-disposition entity)))
+ (cons (cons 'disposition-type
+ (mime-content-disposition-type d))
+ (mapcar (function
+ (lambda (param)
+ (let ((name (car param)))
+ (cons (cond ((string= name "filename")
+ 'filename)
+ ((string= name "creation-date")
+ 'creation-date)
+ ((string= name "modification-date")
+ 'modification-date)
+ ((string= name "read-date")
+ 'read-date)
+ ((string= name "size")
+ 'size)
+ (t (cons 'disposition (car param))))
+ (cdr param)))))
+ (mime-content-disposition-parameters d))
+ ))
+ (list (cons 'encoding (mime-entity-encoding entity))
+ (cons 'major-mode
+ (save-excursion
+ (set-buffer (mime-entity-buffer entity))
+ major-mode)))
+ ))
-;;; @@ content header filter
-;;;
-(defsubst mime-view-cut-header ()
- (goto-char (point-min))
- (while (re-search-forward mime-view-ignored-field-regexp nil t)
- (let* ((beg (match-beginning 0))
- (end (match-end 0))
- (name (buffer-substring beg end))
- )
- (or (member-if (function
- (lambda (regexp)
- (string-match regexp name)
- )) mime-view-visible-field-list)
- (delete-region beg
- (if (re-search-forward "^\\([^ \t]\\|$\\)" nil t)
- (match-beginning 0)
- (point-max)))
- ))))
+(defun mime-view-entity-title (entity)
+ (or (mime-read-field 'Content-Description entity)
+ (mime-read-field 'Subject entity)
+ (mime-entity-filename entity)
+ ""))
-(defun mime-view-default-content-header-filter ()
- (mime-view-cut-header)
- (eword-decode-header)
- )
-(defvar mime-view-content-header-filter-alist nil)
+(defsubst mime-raw-point-to-entity-node-id (point &optional message-info)
+ "Return entity-node-id from POINT in mime-raw-buffer.
+If optional argument MESSAGE-INFO is not specified,
+`mime-message-structure' is used."
+ (mime-entity-node-id (mime-raw-find-entity-from-point point message-info)))
+
+(defsubst mime-raw-point-to-entity-number (point &optional message-info)
+ "Return entity-number from POINT in mime-raw-buffer.
+If optional argument MESSAGE-INFO is not specified,
+`mime-message-structure' is used."
+ (mime-entity-number (mime-raw-find-entity-from-point point message-info)))
+
+(defun mime-raw-flatten-message-info (&optional message-info)
+ "Return list of entity in mime-raw-buffer.
+If optional argument MESSAGE-INFO is not specified,
+`mime-message-structure' is used."
+ (or message-info
+ (setq message-info mime-message-structure))
+ (let ((dest (list message-info))
+ (rcl (mime-entity-children message-info)))
+ (while rcl
+ (setq dest (nconc dest (mime-raw-flatten-message-info (car rcl))))
+ (setq rcl (cdr rcl)))
+ dest))
-;;; @@ content filter
+;;; @ presentation of preview
;;;
-(defvar mime-view-content-filter-alist
- '(("text/enriched" . mime-preview/filter-for-text/enriched)
- ("text/richtext" . mime-preview/filter-for-text/richtext)
- (t . mime-preview/filter-for-text/plain)
- ))
-
+;;; @@ entity-button
+;;;
-;;; @@ entity separator
+;;; @@@ predicate function
;;;
-(defun mime-view-entity-separator-function (rcnum cinfo ctype params subj)
- "Insert entity separator conditionally.
+(defun mime-view-entity-button-visible-p (entity)
+ "Return non-nil if header of ENTITY is visible.
Please redefine this function if you want to change default setting."
- (or (mime-view-header-visible-p rcnum cinfo)
- (mime-view-body-visible-p rcnum cinfo ctype)
- (progn
- (goto-char (point-max))
- (insert "\n")
- )))
-
-
-;;; @@ buffer local variables
-;;;
+ (let ((media-type (mime-entity-media-type entity))
+ (media-subtype (mime-entity-media-subtype entity)))
+ (or (not (eq media-type 'application))
+ (and (not (eq media-subtype 'x-selection))
+ (or (not (eq media-subtype 'octet-stream))
+ (let ((mother-entity (mime-entity-parent entity)))
+ (or (not (eq (mime-entity-media-type mother-entity)
+ 'multipart))
+ (not (eq (mime-entity-media-subtype mother-entity)
+ 'encrypted)))
+ )
+ )))))
-;;; @@@ in raw buffer
+;;; @@@ entity button generator
;;;
-(defvar mime::article/content-info
- "Information about structure of message.
-Please use reference function `mime::content-info/SLOT-NAME' to
-reference slot of content-info. Their argument is only content-info.
-
-Following is a list of slots of the structure:
-
-rcnum reversed content-number (list)
-point-min beginning point of region in raw-buffer
-point-max end point of region in raw-buffer
-type media-type/subtype (string or nil)
-parameters parameter of Content-Type field (association list)
-encoding Content-Transfer-Encoding (string or nil)
-children entities included in this entity (list of content-infos)
-
-If a entity includes other entities in its body, such as multipart or
-message/rfc822, content-infos of other entities are included in
-`children', so content-info become a tree.")
-(make-variable-buffer-local 'mime::article/content-info)
-
-(defvar mime-view-buffer nil
- "MIME View buffer corresponding with the (raw) buffer.")
-(make-variable-buffer-local 'mime-view-buffer)
+(defun mime-view-insert-entity-button (entity)
+ "Insert entity-button of ENTITY."
+ (let ((entity-node-id (mime-entity-node-id entity))
+ (params (mime-entity-parameters entity))
+ (subject (mime-view-entity-title entity)))
+ (mime-insert-button
+ (let ((access-type (assoc "access-type" params))
+ (num (or (cdr (assoc "x-part-number" params))
+ (if (consp entity-node-id)
+ (mapconcat (function
+ (lambda (num)
+ (format "%s" (1+ num))
+ ))
+ (reverse entity-node-id) ".")
+ "0"))
+ ))
+ (cond (access-type
+ (let ((server (assoc "server" params)))
+ (setq access-type (cdr access-type))
+ (if server
+ (format "%s %s ([%s] %s)"
+ num subject access-type (cdr server))
+ (let ((site (cdr (assoc "site" params)))
+ (dir (cdr (assoc "directory" params)))
+ )
+ (format "%s %s ([%s] %s:%s)"
+ num subject access-type site dir)
+ )))
+ )
+ (t
+ (let ((media-type (mime-entity-media-type entity))
+ (media-subtype (mime-entity-media-subtype entity))
+ (charset (cdr (assoc "charset" params)))
+ (encoding (mime-entity-encoding entity)))
+ (concat
+ num " " subject
+ (let ((rest
+ (format " <%s/%s%s%s>"
+ media-type media-subtype
+ (if charset
+ (concat "; " charset)
+ "")
+ (if encoding
+ (concat " (" encoding ")")
+ ""))))
+ (if (>= (+ (current-column)(length rest))(window-width))
+ "\n\t")
+ rest)))
+ )))
+ (function mime-preview-play-current-entity))
+ ))
-;;; @@@ in view buffer
+;;; @@ entity-header
;;;
-(defvar mime-mother-buffer nil
- "Mother buffer corresponding with the (MIME-View) buffer.
-If current MIME-View buffer is generated by other buffer, such as
-message/partial, it is called `mother-buffer'.")
-(make-variable-buffer-local 'mime-mother-buffer)
-
-(defvar mime-raw-buffer nil
- "Raw buffer corresponding with the (MIME-View) buffer.")
-(make-variable-buffer-local 'mime-raw-buffer)
+(defvar mime-header-presentation-method-alist nil
+ "Alist of major mode vs. corresponding header-presentation-method functions.
+Each element looks like (SYMBOL . FUNCTION).
+SYMBOL must be major mode in raw-buffer or t. t means default.
+Interface of FUNCTION must be (ENTITY SITUATION).")
-(defvar mime-view-original-major-mode nil
- "Major-mode in mime-raw-buffer.")
-(make-variable-buffer-local 'mime-view-original-major-mode)
+(defvar mime-view-ignored-field-list
+ '(".*Received:" ".*Path:" ".*Id:" "^References:"
+ "^Replied:" "^Errors-To:"
+ "^Lines:" "^Sender:" ".*Host:" "^Xref:"
+ "^Content-Type:" "^Precedence:"
+ "^Status:" "^X-VM-.*:")
+ "All fields that match this list will be hidden in MIME preview buffer.
+Each elements are regexp of field-name.")
-(make-variable-buffer-local 'mime::preview/original-window-configuration)
+(defvar mime-view-visible-field-list '("^Dnas.*:" "^Message-Id:")
+ "All fields that match this list will be displayed in MIME preview buffer.
+Each elements are regexp of field-name.")
-;;; @@ quitting method
+;;; @@ entity-body
;;;
-(defvar mime-view-quitting-method-alist
- '((mime-show-message-mode
- . mime-view-quitting-method-for-mime-show-message-mode))
- "Alist of major-mode vs. quitting-method of mime-view.")
-
-(defvar mime-view-over-to-previous-method-alist nil)
-(defvar mime-view-over-to-next-method-alist nil)
-
-(defvar mime-view-show-summary-method nil
- "Alist of major-mode vs. show-summary-method.")
-
-
-;;; @@ following method
+;;; @@@ predicate function
;;;
-(defvar mime-view-following-method-alist nil
- "Alist of major-mode vs. following-method of mime-view.")
-
-(defvar mime-view-following-required-fields-list
- '("From"))
-
-
-;;; @@ X-Face
+(defun mime-calist::field-match-method-as-default-rule (calist
+ field-type field-value)
+ (let ((s-field (assq field-type calist)))
+ (cond ((null s-field)
+ (cons (cons field-type field-value) calist)
+ )
+ (t calist))))
+
+(define-calist-field-match-method
+ 'header #'mime-calist::field-match-method-as-default-rule)
+
+(define-calist-field-match-method
+ 'body #'mime-calist::field-match-method-as-default-rule)
+
+
+(defvar mime-preview-condition nil
+ "Condition-tree about how to display entity.")
+
+(ctree-set-calist-strictly
+ 'mime-preview-condition '((type . application)(subtype . octet-stream)
+ (encoding . nil)
+ (body . visible)))
+(ctree-set-calist-strictly
+ 'mime-preview-condition '((type . application)(subtype . octet-stream)
+ (encoding . "7bit")
+ (body . visible)))
+(ctree-set-calist-strictly
+ 'mime-preview-condition '((type . application)(subtype . octet-stream)
+ (encoding . "8bit")
+ (body . visible)))
+
+(ctree-set-calist-strictly
+ 'mime-preview-condition '((type . application)(subtype . pgp)
+ (body . visible)))
+
+(ctree-set-calist-strictly
+ 'mime-preview-condition '((type . application)(subtype . x-latex)
+ (body . visible)))
+
+(ctree-set-calist-strictly
+ 'mime-preview-condition '((type . application)(subtype . x-selection)
+ (body . visible)))
+
+(ctree-set-calist-strictly
+ 'mime-preview-condition '((type . application)(subtype . x-comment)
+ (body . visible)))
+
+(ctree-set-calist-strictly
+ 'mime-preview-condition '((type . message)(subtype . delivery-status)
+ (body . visible)))
+
+(ctree-set-calist-strictly
+ 'mime-preview-condition
+ '((body . visible)
+ (body-presentation-method . mime-display-text/plain)))
+
+(ctree-set-calist-strictly
+ 'mime-preview-condition
+ '((type . nil)
+ (body . visible)
+ (body-presentation-method . mime-display-text/plain)))
+
+(ctree-set-calist-strictly
+ 'mime-preview-condition
+ '((type . text)(subtype . enriched)
+ (body . visible)
+ (body-presentation-method . mime-display-text/enriched)))
+
+(ctree-set-calist-strictly
+ 'mime-preview-condition
+ '((type . text)(subtype . richtext)
+ (body . visible)
+ (body-presentation-method . mime-display-text/richtext)))
+
+(ctree-set-calist-strictly
+ 'mime-preview-condition
+ '((type . text)(subtype . t)
+ (body . visible)
+ (body-presentation-method . mime-display-text/plain)))
+
+(ctree-set-calist-strictly
+ 'mime-preview-condition
+ '((type . multipart)(subtype . alternative)
+ (body . visible)
+ (body-presentation-method . mime-display-multipart/alternative)))
+
+(ctree-set-calist-strictly
+ 'mime-preview-condition '((type . message)(subtype . partial)
+ (body-presentation-method
+ . mime-display-message/partial-button)))
+
+(ctree-set-calist-strictly
+ 'mime-preview-condition '((type . message)(subtype . rfc822)
+ (body-presentation-method . nil)
+ (childrens-situation (header . visible)
+ (entity-button . invisible))))
+
+(ctree-set-calist-strictly
+ 'mime-preview-condition '((type . message)(subtype . news)
+ (body-presentation-method . nil)
+ (childrens-situation (header . visible)
+ (entity-button . invisible))))
+
+
+;;; @@@ entity presentation
;;;
-;; hack from Gnus 5.0.4.
-
-(defvar mime-view-x-face-to-pbm-command
- "{ echo '/* Width=48, Height=48 */'; uncompface; } | icontopbm")
-
-(defvar mime-view-x-face-command
- (concat mime-view-x-face-to-pbm-command
- " | xv -quit -")
- "String to be executed to display an X-Face field.
-The command will be executed in a sub-shell asynchronously.
-The compressed face will be piped to this command.")
-
-(defun mime-view-x-face-function ()
- "Function to display X-Face field. You can redefine to customize."
- ;; 1995/10/12 (c.f. tm-eng:130)
- ;; fixed by Eric Ding <ericding@San-Jose.ate.slb.com>
+(defun mime-display-text/plain (entity situation)
(save-restriction
- (narrow-to-region (point-min) (re-search-forward "^$" nil t))
- ;; end
- (goto-char (point-min))
- (if (re-search-forward "^X-Face:[ \t]*" nil t)
- (let ((beg (match-end 0))
- (end (std11-field-end))
- )
- (call-process-region beg end "sh" nil 0 nil
- "-c" mime-view-x-face-command)
- ))))
-
-
-;;; @@ utility
-;;;
-
-(defun mime-preview/get-original-major-mode ()
- (if mime-mother-buffer
- (save-excursion
- (set-buffer mime-mother-buffer)
- (mime-preview/get-original-major-mode)
- )
- mime-view-original-major-mode))
-
-
-;;; @ buffer setup
-;;;
-
-(defun mime-view-setup-buffer (&optional ctl encoding ibuf obuf)
- (if ibuf
- (progn
- (get-buffer ibuf)
- (set-buffer ibuf)
- ))
- (or mime-view-redisplay
- (setq mime::article/content-info (mime-parse-message ctl encoding))
- )
- (setq mime-view-buffer (mime-view-make-preview-buffer obuf))
- )
-
-(defun mime-view-make-preview-buffer (&optional obuf)
- (let* ((cinfo mime::article/content-info)
- (pcl (mime/flatten-content-info cinfo))
- (the-buf (current-buffer))
- (mode major-mode)
- )
- (or obuf
- (setq obuf (concat "*Preview-" (buffer-name the-buf) "*")))
- (set-buffer (get-buffer-create obuf))
- (setq buffer-read-only nil)
- (widen)
- (erase-buffer)
- (setq mime-raw-buffer the-buf)
- (setq mime-view-original-major-mode mode)
- (setq major-mode 'mime-view-mode)
- (setq mode-name "MIME-View")
- (while pcl
- (mime-view-display-entity (car pcl) cinfo the-buf obuf)
- (setq pcl (cdr pcl))
- )
- (set-buffer-modified-p nil)
- (setq buffer-read-only t)
- (set-buffer the-buf)
- obuf))
-
-(defun mime-view-display-entity (content cinfo ibuf obuf)
- "Display entity from content-info CONTENT."
- (let* ((beg (mime::content-info/point-min content))
- (end (mime::content-info/point-max content))
- (ctype (mime::content-info/type content))
- (params (mime::content-info/parameters content))
- (encoding (mime::content-info/encoding content))
- (rcnum (mime::content-info/rcnum content))
- he e nb ne subj)
- (set-buffer ibuf)
- (goto-char beg)
- (setq he (if (re-search-forward "^$" nil t)
- (1+ (match-end 0))
- end))
- (if (> he end)
- (setq he end)
- )
- (save-restriction
- (narrow-to-region beg end)
- (setq subj
- (eword-decode-string
- (mime-article/get-subject params encoding)))
- )
- (set-buffer obuf)
- (setq nb (point))
- (narrow-to-region nb nb)
- (mime-view-entity-button-function rcnum cinfo ctype params subj encoding)
- (if (mime-view-header-visible-p rcnum cinfo)
- (mime-preview/display-header beg he)
+ (narrow-to-region (point-max)(point-max))
+ (mime-insert-text-content entity)
+ (run-hooks 'mime-text-decode-hook)
+ (goto-char (point-max))
+ (if (not (eq (char-after (1- (point))) ?\n))
+ (insert "\n")
)
- (if (and (null rcnum)
- (member
- ctype mime-view-content-button-visible-ctype-list))
- (save-excursion
- (goto-char (point-max))
- (mime-view-insert-entity-button
- rcnum cinfo ctype params subj encoding)
- ))
- (cond ((mime-view-body-visible-p rcnum cinfo ctype)
- (mime-preview/display-body he end
- rcnum cinfo ctype params subj encoding)
- )
- ((equal ctype "message/partial")
- (mime-preview/display-message/partial)
- )
- ((and (null rcnum)
- (null (mime::content-info/children cinfo))
- )
- (goto-char (point-max))
- (mime-view-insert-entity-button
- rcnum cinfo ctype params subj encoding)
- ))
- (mime-view-entity-separator-function rcnum cinfo ctype params subj)
- (setq ne (point-max))
- (widen)
- (put-text-property nb ne 'mime-view-raw-buffer ibuf)
- (put-text-property nb ne 'mime-view-cinfo content)
- (goto-char ne)
+ (mime-add-url-buttons)
+ (run-hooks 'mime-display-text/plain-hook)
))
-(defun mime-preview/display-header (beg end)
+(defun mime-display-text/richtext (entity situation)
(save-restriction
- (narrow-to-region (point)(point))
- (insert-buffer-substring mime-raw-buffer beg end)
- (let ((f (cdr (assq mime-view-original-major-mode
- mime-view-content-header-filter-alist))))
- (if (functionp f)
- (funcall f)
- (mime-view-default-content-header-filter)
- ))
- (run-hooks 'mime-view-content-header-filter-hook)
- ))
+ (narrow-to-region (point-max)(point-max))
+ (mime-insert-text-content entity)
+ (run-hooks 'mime-text-decode-hook)
+ (let ((beg (point-min)))
+ (remove-text-properties beg (point-max) '(face nil))
+ (richtext-decode beg (point-max))
+ )))
-(defun mime-preview/display-body (beg end
- rcnum cinfo ctype params subj encoding)
+(defun mime-display-text/enriched (entity situation)
(save-restriction
(narrow-to-region (point-max)(point-max))
- (insert-buffer-substring mime-raw-buffer beg end)
- (let ((f (cdr (or (assoc ctype mime-view-content-filter-alist)
- (assq t mime-view-content-filter-alist)))))
- (and (functionp f)
- (funcall f ctype params encoding)
- )
+ (mime-insert-text-content entity)
+ (run-hooks 'mime-text-decode-hook)
+ (let ((beg (point-min)))
+ (remove-text-properties beg (point-max) '(face nil))
+ (enriched-decode beg (point-max))
)))
-(defun mime-preview/display-message/partial ()
+(defvar mime-view-announcement-for-message/partial
+ (if (and (>= emacs-major-version 19) window-system)
+ "\
+\[[ This is message/partial style split message. ]]
+\[[ Please press `v' key in this buffer ]]
+\[[ or click here by mouse button-2. ]]"
+ "\
+\[[ This is message/partial style split message. ]]
+\[[ Please press `v' key in this buffer. ]]"
+ ))
+
+(defun mime-display-message/partial-button (&optional entity situation)
(save-restriction
(goto-char (point-max))
(if (not (search-backward "\n\n" nil t))
(insert "\n")
)
- (let ((be (point-max)))
- (narrow-to-region be be)
- (insert mime-view-announcement-for-message/partial)
- (mime-add-button (point-min)(point-max)
- (function mime-view-play-current-entity))
+ (goto-char (point-max))
+ (narrow-to-region (point-max)(point-max))
+ (insert mime-view-announcement-for-message/partial)
+ (mime-add-button (point-min)(point-max)
+ #'mime-preview-play-current-entity)
+ ))
+
+(defun mime-display-multipart/mixed (entity situation)
+ (let ((children (mime-entity-children entity))
+ (default-situation
+ (cdr (assq 'childrens-situation situation))))
+ (while children
+ (mime-display-entity (car children) nil default-situation)
+ (setq children (cdr children))
)))
-(defun mime-article/get-uu-filename (param &optional encoding)
- (if (member (or encoding
- (cdr (assq 'encoding param))
- )
- mime-view-uuencode-encoding-name-list)
- (save-excursion
- (or (if (re-search-forward "^begin [0-9]+ " nil t)
- (if (looking-at ".+$")
- (buffer-substring (match-beginning 0)(match-end 0))
- ))
- ""))
- ))
+(defcustom mime-view-type-subtype-score-alist
+ '(((text . enriched) . 3)
+ ((text . richtext) . 2)
+ ((text . plain) . 1)
+ (t . 0))
+ "Alist MEDIA-TYPE vs corresponding score.
+MEDIA-TYPE must be (TYPE . SUBTYPE), TYPE or t. t means default."
+ :group 'mime-view
+ :type '(repeat (cons (choice :tag "Media-Type"
+ (cons :tag "Type/Subtype"
+ (symbol :tag "Primary-type")
+ (symbol :tag "Subtype"))
+ (symbol :tag "Type")
+ (const :tag "Default" t))
+ integer)))
+
+(defun mime-display-multipart/alternative (entity situation)
+ (let* ((children (mime-entity-children entity))
+ (default-situation
+ (cdr (assq 'childrens-situation situation)))
+ (i 0)
+ (p 0)
+ (max-score 0)
+ (situations
+ (mapcar (function
+ (lambda (child)
+ (let ((situation
+ (or (ctree-match-calist
+ mime-preview-condition
+ (append (mime-entity-situation child)
+ default-situation))
+ default-situation)))
+ (if (cdr (assq 'body-presentation-method situation))
+ (let ((score
+ (cdr
+ (or (assoc
+ (cons
+ (cdr (assq 'type situation))
+ (cdr (assq 'subtype situation)))
+ mime-view-type-subtype-score-alist)
+ (assq
+ (cdr (assq 'type situation))
+ mime-view-type-subtype-score-alist)
+ (assq
+ t
+ mime-view-type-subtype-score-alist)
+ ))))
+ (if (> score max-score)
+ (setq p i
+ max-score score)
+ )))
+ (setq i (1+ i))
+ situation)
+ ))
+ children)))
+ (setq i 0)
+ (while children
+ (let ((child (car children))
+ (situation (car situations)))
+ (mime-display-entity child (if (= i p)
+ situation
+ (del-alist 'body-presentation-method
+ (copy-alist situation))))
+ )
+ (setq children (cdr children)
+ situations (cdr situations)
+ i (1+ i))
+ )))
-(defun mime-article/get-subject (param &optional encoding)
- (or (std11-find-field-body '("Content-Description" "Subject"))
- (let (ret)
- (if (or (and (setq ret (mime/Content-Disposition))
- (setq ret (assoc "filename" (cdr ret)))
- )
- (setq ret (assoc "name" param))
- (setq ret (assoc "x-name" param))
- )
- (std11-strip-quoted-string (cdr ret))
- ))
- (mime-article/get-uu-filename param encoding)
- ""))
+;;; @ acting-condition
+;;;
-;;; @ content information
+(defvar mime-acting-condition nil
+ "Condition-tree about how to process entity.")
+
+(if (file-readable-p mailcap-file)
+ (let ((entries (mailcap-parse-file)))
+ (while entries
+ (let ((entry (car entries))
+ view print shared)
+ (while entry
+ (let* ((field (car entry))
+ (field-type (car field)))
+ (cond ((eq field-type 'view) (setq view field))
+ ((eq field-type 'print) (setq print field))
+ ((memq field-type '(compose composetyped edit)))
+ (t (setq shared (cons field shared))))
+ )
+ (setq entry (cdr entry))
+ )
+ (setq shared (nreverse shared))
+ (ctree-set-calist-with-default
+ 'mime-acting-condition
+ (append shared (list '(mode . "play")(cons 'method (cdr view)))))
+ (if print
+ (ctree-set-calist-with-default
+ 'mime-acting-condition
+ (append shared
+ (list '(mode . "print")(cons 'method (cdr view))))
+ ))
+ )
+ (setq entries (cdr entries))
+ )))
+
+(ctree-set-calist-strictly
+ 'mime-acting-condition
+ '((type . application)(subtype . octet-stream)
+ (mode . "play")
+ (method . mime-detect-content)
+ ))
+
+(ctree-set-calist-with-default
+ 'mime-acting-condition
+ '((mode . "extract")
+ (method . mime-save-content)))
+
+(ctree-set-calist-strictly
+ 'mime-acting-condition
+ '((type . text)(subtype . x-rot13-47)(mode . "play")
+ (method . mime-view-caesar)
+ ))
+(ctree-set-calist-strictly
+ 'mime-acting-condition
+ '((type . text)(subtype . x-rot13-47-48)(mode . "play")
+ (method . mime-view-caesar)
+ ))
+
+(ctree-set-calist-strictly
+ 'mime-acting-condition
+ '((type . message)(subtype . rfc822)(mode . "play")
+ (method . mime-view-message/rfc822)
+ ))
+(ctree-set-calist-strictly
+ 'mime-acting-condition
+ '((type . message)(subtype . partial)(mode . "play")
+ (method . mime-store-message/partial-piece)
+ ))
+
+(ctree-set-calist-strictly
+ 'mime-acting-condition
+ '((type . message)(subtype . external-body)
+ ("access-type" . "anon-ftp")
+ (method . mime-view-message/external-anon-ftp)
+ ))
+
+(ctree-set-calist-strictly
+ 'mime-acting-condition
+ '((type . message)(subtype . external-body)
+ ("access-type" . "url")
+ (method . mime-view-message/external-url)
+ ))
+
+(ctree-set-calist-strictly
+ 'mime-acting-condition
+ '((type . application)(subtype . octet-stream)
+ (method . mime-save-content)
+ ))
+
+
+;;; @ quitting method
;;;
-(defun mime-article/point-content-number (p &optional cinfo)
- (or cinfo
- (setq cinfo mime::article/content-info)
- )
- (let ((b (mime::content-info/point-min cinfo))
- (e (mime::content-info/point-max cinfo))
- (c (mime::content-info/children cinfo))
- )
- (if (and (<= b p)(<= p e))
- (or (let (co ret (sn 0))
- (catch 'tag
- (while c
- (setq co (car c))
- (setq ret (mime-article/point-content-number p co))
- (cond ((eq ret t) (throw 'tag (list sn)))
- (ret (throw 'tag (cons sn ret)))
- )
- (setq c (cdr c))
- (setq sn (1+ sn))
- )))
- t))))
+(defvar mime-preview-quitting-method-alist
+ '((mime-show-message-mode
+ . mime-preview-quitting-method-for-mime-show-message-mode))
+ "Alist of major-mode vs. quitting-method of mime-view.")
-(defun mime-article/rcnum-to-cinfo (rcnum &optional cinfo)
- (or cinfo
- (setq cinfo mime::article/content-info)
- )
- (find-if (function
- (lambda (ci)
- (equal (mime::content-info/rcnum ci) rcnum)
- ))
- (mime/flatten-content-info cinfo)
- ))
+(defvar mime-preview-over-to-previous-method-alist nil
+ "Alist of major-mode vs. over-to-previous-method of mime-view.")
-(defun mime-article/cnum-to-cinfo (cn &optional cinfo)
- (or cinfo
- (setq cinfo mime::article/content-info)
- )
- (if (eq cn t)
- cinfo
- (let ((sn (car cn)))
- (if (null sn)
- cinfo
- (let ((rc (nth sn (mime::content-info/children cinfo))))
- (if rc
- (mime-article/cnum-to-cinfo (cdr cn) rc)
- ))
- ))))
+(defvar mime-preview-over-to-next-method-alist nil
+ "Alist of major-mode vs. over-to-next-method of mime-view.")
-(defun mime/flatten-content-info (&optional cinfo)
- (or cinfo
- (setq cinfo mime::article/content-info)
- )
- (let ((dest (list cinfo))
- (rcl (mime::content-info/children cinfo))
+
+;;; @ following method
+;;;
+
+(defvar mime-preview-following-method-alist nil
+ "Alist of major-mode vs. following-method of mime-view.")
+
+(defvar mime-view-following-required-fields-list
+ '("From"))
+
+
+;;; @ buffer setup
+;;;
+
+(defun mime-display-entity (entity &optional situation
+ default-situation preview-buffer)
+ (or preview-buffer
+ (setq preview-buffer (current-buffer)))
+ (let* ((raw-buffer (mime-entity-buffer entity))
+ (start (mime-entity-point-min entity))
+ e nb ne)
+ (set-buffer raw-buffer)
+ (goto-char start)
+ (or situation
+ (setq situation
+ (or (ctree-match-calist mime-preview-condition
+ (append (mime-entity-situation entity)
+ default-situation))
+ default-situation)))
+ (let ((button-is-invisible
+ (eq (cdr (assq 'entity-button situation)) 'invisible))
+ (header-is-visible
+ (eq (cdr (assq 'header situation)) 'visible))
+ (header-presentation-method
+ (or (cdr (assq 'header-presentation-method situation))
+ (cdr (assq major-mode mime-header-presentation-method-alist))))
+ (body-presentation-method
+ (cdr (assq 'body-presentation-method situation)))
+ (children (mime-entity-children entity)))
+ (set-buffer preview-buffer)
+ (setq nb (point))
+ (narrow-to-region nb nb)
+ (or button-is-invisible
+ (if (mime-view-entity-button-visible-p entity)
+ (mime-view-insert-entity-button entity)
+ ))
+ (when header-is-visible
+ (if header-presentation-method
+ (funcall header-presentation-method entity situation)
+ (mime-insert-header entity
+ mime-view-ignored-field-list
+ mime-view-visible-field-list))
+ (goto-char (point-max))
+ (insert "\n")
+ (run-hooks 'mime-display-header-hook)
)
- (while rcl
- (setq dest (nconc dest (mime/flatten-content-info (car rcl))))
- (setq rcl (cdr rcl))
- )
- dest))
+ (cond (children)
+ ((functionp body-presentation-method)
+ (funcall body-presentation-method entity situation)
+ )
+ (t
+ (when button-is-invisible
+ (goto-char (point-max))
+ (mime-view-insert-entity-button entity)
+ )
+ (or header-is-visible
+ (progn
+ (goto-char (point-max))
+ (insert "\n")
+ ))
+ ))
+ (setq ne (point-max))
+ (widen)
+ (put-text-property nb ne 'mime-view-entity entity)
+ (goto-char ne)
+ (if children
+ (if (functionp body-presentation-method)
+ (funcall body-presentation-method entity situation)
+ (mime-display-multipart/mixed entity situation)
+ ))
+ )))
;;; @ MIME viewer mode
(defconst mime-view-menu-title "MIME-View")
(defconst mime-view-menu-list
- '((up "Move to upper content" mime-view-move-to-upper)
- (previous "Move to previous content" mime-view-move-to-previous)
- (next "Move to next content" mime-view-move-to-next)
- (scroll-down "Scroll to previous content" mime-view-scroll-down-entity)
- (scroll-up "Scroll to next content" mime-view-scroll-up-entity)
- (play "Play Content" mime-view-play-current-entity)
- (extract "Extract Content" mime-view-extract-current-entity)
- (print "Print" mime-view-print-current-entity)
- (x-face "Show X Face" mime-view-display-x-face)
+ '((up "Move to upper entity" mime-preview-move-to-upper)
+ (previous "Move to previous entity" mime-preview-move-to-previous)
+ (next "Move to next entity" mime-preview-move-to-next)
+ (scroll-down "Scroll-down" mime-preview-scroll-down-entity)
+ (scroll-up "Scroll-up" mime-preview-scroll-up-entity)
+ (play "Play current entity" mime-preview-play-current-entity)
+ (extract "Extract current entity" mime-preview-extract-current-entity)
+ (print "Print current entity" mime-preview-print-current-entity)
)
"Menu for MIME Viewer")
-(cond (running-xemacs
+(cond ((featurep 'xemacs)
(defvar mime-view-xemacs-popup-menu
(cons mime-view-menu-title
(mapcar (function
(make-sparse-keymap)
)))
(define-key mime-view-mode-map
- "u" (function mime-view-move-to-upper))
+ "u" (function mime-preview-move-to-upper))
(define-key mime-view-mode-map
- "p" (function mime-view-move-to-previous))
+ "p" (function mime-preview-move-to-previous))
(define-key mime-view-mode-map
- "n" (function mime-view-move-to-next))
+ "n" (function mime-preview-move-to-next))
(define-key mime-view-mode-map
- "\e\t" (function mime-view-move-to-previous))
+ "\e\t" (function mime-preview-move-to-previous))
(define-key mime-view-mode-map
- "\t" (function mime-view-move-to-next))
+ "\t" (function mime-preview-move-to-next))
(define-key mime-view-mode-map
- " " (function mime-view-scroll-up-entity))
+ " " (function mime-preview-scroll-up-entity))
(define-key mime-view-mode-map
- "\M- " (function mime-view-scroll-down-entity))
+ "\M- " (function mime-preview-scroll-down-entity))
(define-key mime-view-mode-map
- "\177" (function mime-view-scroll-down-entity))
+ "\177" (function mime-preview-scroll-down-entity))
(define-key mime-view-mode-map
- "\C-m" (function mime-view-next-line-content))
+ "\C-m" (function mime-preview-next-line-entity))
(define-key mime-view-mode-map
- "\C-\M-m" (function mime-view-previous-line-content))
+ "\C-\M-m" (function mime-preview-previous-line-entity))
(define-key mime-view-mode-map
- "v" (function mime-view-play-current-entity))
+ "v" (function mime-preview-play-current-entity))
(define-key mime-view-mode-map
- "e" (function mime-view-extract-current-entity))
+ "e" (function mime-preview-extract-current-entity))
(define-key mime-view-mode-map
- "\C-c\C-p" (function mime-view-print-current-entity))
+ "\C-c\C-p" (function mime-preview-print-current-entity))
(define-key mime-view-mode-map
- "a" (function mime-view-follow-current-entity))
+ "a" (function mime-preview-follow-current-entity))
(define-key mime-view-mode-map
- "q" (function mime-view-quit))
+ "q" (function mime-preview-quit))
(define-key mime-view-mode-map
- "h" (function mime-view-show-summary))
+ "\C-c\C-x" (function mime-preview-kill-buffer))
+ ;; (define-key mime-view-mode-map
+ ;; "<" (function beginning-of-buffer))
+ ;; (define-key mime-view-mode-map
+ ;; ">" (function end-of-buffer))
(define-key mime-view-mode-map
- "\C-c\C-x" (function mime-view-kill-buffer))
+ "?" (function describe-mode))
(define-key mime-view-mode-map
- "<" (function beginning-of-buffer))
+ [tab] (function mime-preview-move-to-next))
(define-key mime-view-mode-map
- ">" (function end-of-buffer))
+ [delete] (function mime-preview-scroll-down-entity))
(define-key mime-view-mode-map
- "?" (function describe-mode))
+ [backspace] (function mime-preview-scroll-down-entity))
(if (functionp default)
- (setq mime-view-mode-map
- (append mime-view-mode-map (list (cons t default)))
- ))
+ (cond ((featurep 'xemacs)
+ (set-keymap-default-binding mime-view-mode-map default)
+ )
+ (t
+ (setq mime-view-mode-map
+ (append mime-view-mode-map (list (cons t default))))
+ )))
(if mouse-button-2
(define-key mime-view-mode-map
mouse-button-2 (function mime-button-dispatcher))
)
- (cond (running-xemacs
+ (cond ((featurep 'xemacs)
(define-key mime-view-mode-map
mouse-button-3 (function mime-view-xemacs-popup-menu))
)
(run-hooks 'mime-view-define-keymap-hook)
))
-(defun mime-view-mode (&optional mother ctl encoding ibuf obuf
+(defsubst mime-maybe-hide-echo-buffer ()
+ "Clear mime-echo buffer and delete window for it."
+ (let ((buf (get-buffer mime-echo-buffer-name)))
+ (if buf
+ (save-excursion
+ (set-buffer buf)
+ (erase-buffer)
+ (let ((win (get-buffer-window buf)))
+ (if win
+ (delete-window win)
+ ))
+ (bury-buffer buf)
+ ))))
+
+(defvar mime-view-redisplay nil)
+
+(defun mime-display-message (message &optional preview-buffer
+ mother default-keymap-or-function)
+ (mime-maybe-hide-echo-buffer)
+ (let ((win-conf (current-window-configuration))
+ (raw-buffer (mime-entity-buffer message)))
+ (or preview-buffer
+ (setq preview-buffer
+ (concat "*Preview-" (buffer-name raw-buffer) "*")))
+ (set-buffer raw-buffer)
+ (setq mime-preview-buffer preview-buffer)
+ (let ((inhibit-read-only t))
+ (set-buffer (get-buffer-create preview-buffer))
+ (widen)
+ (erase-buffer)
+ (setq mime-raw-buffer raw-buffer)
+ (if mother
+ (setq mime-mother-buffer mother)
+ )
+ (setq mime-preview-original-window-configuration win-conf)
+ (setq major-mode 'mime-view-mode)
+ (setq mode-name "MIME-View")
+ (mime-display-entity message nil
+ '((entity-button . invisible)
+ (header . visible))
+ preview-buffer)
+ (mime-view-define-keymap default-keymap-or-function)
+ (let ((point
+ (next-single-property-change (point-min) 'mime-view-entity)))
+ (if point
+ (goto-char point)
+ (goto-char (point-min))
+ (search-forward "\n\n" nil t)
+ ))
+ (run-hooks 'mime-view-mode-hook)
+ (set-buffer-modified-p nil)
+ (setq buffer-read-only t)
+ (or (get-buffer-window preview-buffer)
+ (let ((r-win (get-buffer-window raw-buffer)))
+ (if r-win
+ (set-window-buffer r-win preview-buffer)
+ (let ((m-win (and mother (get-buffer-window mother))))
+ (if m-win
+ (set-window-buffer m-win preview-buffer)
+ (switch-to-buffer preview-buffer)
+ )))))
+ )))
+
+(defun mime-view-buffer (&optional raw-buffer preview-buffer mother
+ default-keymap-or-function
+ representation-type)
+ "View RAW-BUFFER in MIME-View mode.
+Optional argument PREVIEW-BUFFER is either nil or a name of preview
+buffer.
+Optional argument DEFAULT-KEYMAP-OR-FUNCTION is nil, keymap or
+function. If it is a keymap, keymap of MIME-View mode will be added
+to it. If it is a function, it will be bound as default binding of
+keymap of MIME-View mode.
+Optional argument REPRESENTATION-TYPE is representation-type of
+message. It must be nil, `binary' or `cooked'. If it is nil,
+`binary' is used as default."
+ (interactive)
+ (or raw-buffer
+ (setq raw-buffer (current-buffer)))
+ (or representation-type
+ (setq representation-type
+ (save-excursion
+ (set-buffer raw-buffer)
+ (cdr (or (assq major-mode mime-raw-representation-type-alist)
+ (assq t mime-raw-representation-type-alist)))
+ )))
+ (if (eq representation-type 'binary)
+ (setq representation-type 'buffer)
+ )
+ (mime-display-message
+ (mime-open-entity representation-type raw-buffer)
+ preview-buffer mother default-keymap-or-function))
+
+(defun mime-view-mode (&optional mother ctl encoding
+ raw-buffer preview-buffer
default-keymap-or-function)
"Major mode for viewing MIME message.
e Decode current content as `extract mode'
C-c C-p Decode current content as `print mode'
a Followup to current content.
-x Display X-Face
q Quit
button-2 Move to point under the mouse cursor
and decode current content as `play mode'
"
(interactive)
- (let ((buf (get-buffer mime/output-buffer-name)))
- (if buf
- (save-excursion
- (set-buffer buf)
- (erase-buffer)
- )))
- (let ((ret (mime-view-setup-buffer ctl encoding ibuf obuf))
- (win-conf (current-window-configuration))
+ (unless mime-view-redisplay
+ (save-excursion
+ (if raw-buffer (set-buffer raw-buffer))
+ (let ((type
+ (cdr
+ (or (assq major-mode mime-raw-representation-type-alist)
+ (assq t mime-raw-representation-type-alist)))))
+ (if (eq type 'binary)
+ (setq type 'buffer)
+ )
+ (setq mime-message-structure (mime-open-entity type raw-buffer))
+ (or (mime-entity-content-type mime-message-structure)
+ (mime-entity-set-content-type-internal
+ mime-message-structure ctl))
)
- (prog1
- (switch-to-buffer ret)
- (setq mime::preview/original-window-configuration win-conf)
- (if mother
- (progn
- (setq mime-mother-buffer mother)
- ))
- (mime-view-define-keymap default-keymap-or-function)
- (let ((point (next-single-property-change (point-min) 'mime-view-cinfo)))
- (if point
- (goto-char point)
- (goto-char (point-min))
- (search-forward "\n\n" nil t)
- ))
- (run-hooks 'mime-view-mode-hook)
- )))
+ (or (mime-entity-encoding mime-message-structure)
+ (mime-entity-set-encoding-internal mime-message-structure encoding))
+ ))
+ (mime-display-message mime-message-structure preview-buffer
+ mother default-keymap-or-function)
+ )
-(autoload 'mime-view-play-current-entity "mime-play" "Play current entity." t)
-(defun mime-view-extract-current-entity ()
+;;; @@ playing
+;;;
+
+(autoload 'mime-preview-play-current-entity "mime-play"
+ "Play current entity." t)
+
+(defun mime-preview-extract-current-entity (&optional ignore-examples)
"Extract current entity into file (maybe).
It decodes current entity to call internal or external method as
\"extract\" mode. The method is selected from variable
-`mime/content-decoding-condition'."
- (interactive)
- (mime-view-play-current-entity "extract")
+`mime-acting-condition'."
+ (interactive "P")
+ (mime-preview-play-current-entity ignore-examples "extract")
)
-(defun mime-view-print-current-entity ()
+(defun mime-preview-print-current-entity (&optional ignore-examples)
"Print current entity (maybe).
It decodes current entity to call internal or external method as
\"print\" mode. The method is selected from variable
-`mime/content-decoding-condition'."
- (interactive)
- (mime-view-play-current-entity "print")
+`mime-acting-condition'."
+ (interactive "P")
+ (mime-preview-play-current-entity ignore-examples "print")
)
-(defun mime-view-follow-current-entity ()
+
+;;; @@ following
+;;;
+
+(defun mime-preview-follow-current-entity ()
"Write follow message to current entity.
It calls following-method selected from variable
-`mime-view-following-method-alist'."
+`mime-preview-following-method-alist'."
(interactive)
- (let ((root-cinfo (get-text-property (point-min) 'mime-view-cinfo))
- cinfo)
- (while (null (setq cinfo (get-text-property (point) 'mime-view-cinfo)))
+ (let (entity)
+ (while (null (setq entity
+ (get-text-property (point) 'mime-view-entity)))
(backward-char)
)
- (let* ((p-beg (previous-single-property-change (point) 'mime-view-cinfo))
+ (let* ((p-beg
+ (previous-single-property-change (point) 'mime-view-entity))
p-end
- (rcnum (mime::content-info/rcnum cinfo))
- (len (length rcnum))
- rc)
+ (entity-node-id (mime-entity-node-id entity))
+ (len (length entity-node-id))
+ )
(cond ((null p-beg)
(setq p-beg
(if (eq (next-single-property-change (point-min)
- 'mime-view-cinfo)
+ 'mime-view-entity)
(point))
(point)
(point-min)))
)
- ((eq (next-single-property-change p-beg 'mime-view-cinfo)
+ ((eq (next-single-property-change p-beg 'mime-view-entity)
(point))
(setq p-beg (point))
))
- (setq p-end (next-single-property-change p-beg 'mime-view-cinfo))
+ (setq p-end (next-single-property-change p-beg 'mime-view-entity))
(cond ((null p-end)
(setq p-end (point-max))
)
- ((null rcnum)
+ ((null entity-node-id)
(setq p-end (point-max))
)
(t
(let (e)
(while (setq e
(next-single-property-change
- (point) 'mime-view-cinfo))
+ (point) 'mime-view-entity))
(goto-char e)
- (let ((rc (mime::content-info/rcnum
+ (let ((rc (mime-entity-node-id
(get-text-property (point)
- 'mime-view-cinfo))))
- (or (equal rcnum (nthcdr (- (length rc) len) rc))
+ 'mime-view-entity))))
+ (or (equal entity-node-id
+ (nthcdr (- (length rc) len) rc))
(throw 'tag nil)
))
(setq p-end e)
(setq p-end (point-max))
))
))
- (let* ((mode (mime-preview/get-original-major-mode))
- (new-name (format "%s-%s" (buffer-name) (reverse rcnum)))
+ (let* ((mode (mime-preview-original-major-mode 'recursive))
+ (new-name
+ (format "%s-%s" (buffer-name) (reverse entity-node-id)))
new-buf
(the-buf (current-buffer))
(a-buf mime-raw-buffer)
(erase-buffer)
(insert-buffer-substring the-buf p-beg p-end)
(goto-char (point-min))
- (if (mime-view-header-visible-p rcnum root-cinfo)
- (delete-region (goto-char (point-min))
- (if (re-search-forward "^$" nil t)
- (match-end 0)
- (point-min)))
- )
- (goto-char (point-min))
- (insert "\n")
- (goto-char (point-min))
- (let ((rcnum (mime::content-info/rcnum cinfo)) ci str)
+ (let ((entity-node-id (mime-entity-node-id entity)) ci str)
(while (progn
- (setq str
- (save-excursion
- (set-buffer a-buf)
- (setq ci (mime-article/rcnum-to-cinfo rcnum))
- (save-restriction
- (narrow-to-region
- (mime::content-info/point-min ci)
- (mime::content-info/point-max ci)
- )
- (std11-header-string-except
- (concat "^"
- (apply (function regexp-or) fields)
- ":") ""))))
- (if (string= (mime::content-info/type ci)
- "message/rfc822")
+ (setq
+ str
+ (save-excursion
+ (set-buffer a-buf)
+ (setq ci
+ (mime-find-entity-from-node-id entity-node-id))
+ (save-restriction
+ (narrow-to-region
+ (mime-entity-point-min ci)
+ (mime-entity-point-max ci)
+ )
+ (std11-header-string-except
+ (concat "^"
+ (apply (function regexp-or) fields)
+ ":") ""))))
+ (if (and
+ (eq (mime-entity-media-type ci) 'message)
+ (eq (mime-entity-media-subtype ci) 'rfc822))
nil
(if str
(insert str)
)
- rcnum))
+ entity-node-id))
(setq fields (std11-collect-field-names)
- rcnum (cdr rcnum))
+ entity-node-id (cdr entity-node-id))
)
)
(let ((rest mime-view-following-required-fields-list))
))
(eword-decode-header)
)
- (let ((f (cdr (assq mode mime-view-following-method-alist))))
+ (let ((f (cdr (assq mode mime-preview-following-method-alist))))
(if (functionp f)
(funcall f new-buf)
(message
))
))))
-(defun mime-view-display-x-face ()
- (interactive)
- (save-window-excursion
- (set-buffer mime-raw-buffer)
- (mime-view-x-face-function)
- ))
-(defun mime-view-move-to-upper ()
+;;; @@ moving
+;;;
+
+(defun mime-preview-move-to-upper ()
"Move to upper entity.
-If there is no upper entity, call function `mime-view-quit'."
+If there is no upper entity, call function `mime-preview-quit'."
(interactive)
(let (cinfo)
- (while (null (setq cinfo (get-text-property (point) 'mime-view-cinfo)))
+ (while (null (setq cinfo
+ (get-text-property (point) 'mime-view-entity)))
(backward-char)
)
- (let ((r (mime-article/rcnum-to-cinfo
- (cdr (mime::content-info/rcnum cinfo))
- (get-text-property 1 'mime-view-cinfo)))
+ (let ((r (mime-entity-parent cinfo))
point)
(catch 'tag
(while (setq point (previous-single-property-change
- (point) 'mime-view-cinfo))
+ (point) 'mime-view-entity))
(goto-char point)
- (if (eq r (get-text-property (point) 'mime-view-cinfo))
+ (if (eq r (get-text-property (point) 'mime-view-entity))
(throw 'tag t)
)
)
- (mime-view-quit)
+ (mime-preview-quit)
))))
-(defun mime-view-move-to-previous ()
+(defun mime-preview-move-to-previous ()
"Move to previous entity.
If there is no previous entity, it calls function registered in
-variable `mime-view-over-to-previous-method-alist'."
+variable `mime-preview-over-to-previous-method-alist'."
(interactive)
- (while (null (get-text-property (point) 'mime-view-cinfo))
+ (while (null (get-text-property (point) 'mime-view-entity))
(backward-char)
)
- (let ((point (previous-single-property-change (point) 'mime-view-cinfo)))
+ (let ((point (previous-single-property-change (point) 'mime-view-entity)))
(if point
- (goto-char point)
- (let ((f (assq mime-view-original-major-mode
- mime-view-over-to-previous-method-alist)))
+ (if (get-text-property (1- point) 'mime-view-entity)
+ (goto-char point)
+ (goto-char (1- point))
+ (mime-preview-move-to-previous)
+ )
+ (let ((f (assq (mime-preview-original-major-mode)
+ mime-preview-over-to-previous-method-alist)))
(if f
(funcall (cdr f))
))
)))
-(defun mime-view-move-to-next ()
+(defun mime-preview-move-to-next ()
"Move to next entity.
If there is no previous entity, it calls function registered in
-variable `mime-view-over-to-next-method-alist'."
+variable `mime-preview-over-to-next-method-alist'."
(interactive)
- (let ((point (next-single-property-change (point) 'mime-view-cinfo)))
+ (while (null (get-text-property (point) 'mime-view-entity))
+ (forward-char)
+ )
+ (let ((point (next-single-property-change (point) 'mime-view-entity)))
(if point
- (goto-char point)
- (let ((f (assq mime-view-original-major-mode
- mime-view-over-to-next-method-alist)))
+ (progn
+ (goto-char point)
+ (if (null (get-text-property point 'mime-view-entity))
+ (mime-preview-move-to-next)
+ ))
+ (let ((f (assq (mime-preview-original-major-mode)
+ mime-preview-over-to-next-method-alist)))
(if f
(funcall (cdr f))
))
)))
-(defun mime-view-scroll-up-entity (&optional h)
+(defun mime-preview-scroll-up-entity (&optional h)
"Scroll up current entity.
If reached to (point-max), it calls function registered in variable
-`mime-view-over-to-next-method-alist'."
+`mime-preview-over-to-next-method-alist'."
(interactive)
(or h
(setq h (1- (window-height)))
)
(if (= (point) (point-max))
- (let ((f (assq mime-view-original-major-mode
- mime-view-over-to-next-method-alist)))
+ (let ((f (assq (mime-preview-original-major-mode)
+ mime-preview-over-to-next-method-alist)))
(if f
(funcall (cdr f))
))
(let ((point
- (or (next-single-property-change (point) 'mime-view-cinfo)
+ (or (next-single-property-change (point) 'mime-view-entity)
(point-max))))
(forward-line h)
(if (> (point) point)
)
)))
-(defun mime-view-scroll-down-entity (&optional h)
+(defun mime-preview-scroll-down-entity (&optional h)
"Scroll down current entity.
If reached to (point-min), it calls function registered in variable
-`mime-view-over-to-previous-method-alist'."
+`mime-preview-over-to-previous-method-alist'."
(interactive)
(or h
(setq h (1- (window-height)))
)
(if (= (point) (point-min))
- (let ((f (assq mime-view-original-major-mode
- mime-view-over-to-previous-method-alist)))
+ (let ((f (assq (mime-preview-original-major-mode)
+ mime-preview-over-to-previous-method-alist)))
(if f
(funcall (cdr f))
))
- (let (point)
- (save-excursion
- (catch 'tag
- (while (> (point) 1)
- (if (setq point
- (previous-single-property-change (point)
- 'mime-view-cinfo))
- (throw 'tag t)
- )
- (backward-char)
- )
- (setq point (point-min))
- ))
+ (let ((point
+ (or (previous-single-property-change (point) 'mime-view-entity)
+ (point-min))))
(forward-line (- h))
(if (< (point) point)
(goto-char point)
))))
-(defun mime-view-next-line-content ()
+(defun mime-preview-next-line-entity ()
(interactive)
- (mime-view-scroll-up-entity 1)
+ (mime-preview-scroll-up-entity 1)
)
-(defun mime-view-previous-line-content ()
+(defun mime-preview-previous-line-entity ()
(interactive)
- (mime-view-scroll-down-entity 1)
+ (mime-preview-scroll-down-entity 1)
)
-(defun mime-view-quit ()
- "Quit from MIME-View buffer.
-It calls function registered in variable
-`mime-view-quitting-method-alist'."
- (interactive)
- (let ((r (assq mime-view-original-major-mode
- mime-view-quitting-method-alist)))
- (if r
- (funcall (cdr r))
- )))
-(defun mime-view-show-summary ()
- "Show summary.
+;;; @@ quitting
+;;;
+
+(defun mime-preview-quit ()
+ "Quit from MIME-preview buffer.
It calls function registered in variable
-`mime-view-show-summary-method'."
+`mime-preview-quitting-method-alist'."
(interactive)
- (let ((r (assq mime-view-original-major-mode
- mime-view-show-summary-method)))
+ (let ((r (assq (mime-preview-original-major-mode)
+ mime-preview-quitting-method-alist)))
(if r
(funcall (cdr r))
)))
-(defun mime-view-kill-buffer ()
+(defun mime-preview-kill-buffer ()
(interactive)
(kill-buffer (current-buffer))
)