X-Git-Url: http://git.chise.org/gitweb/?a=blobdiff_plain;f=mime-view.el;h=5cb8d26accdb36e544dca45ab477ab21f23a6417;hb=2ce5d004360dbc42c89d3a521f9eb7cce165315c;hp=de499d03c73b8f1e112d85e57dab2fd805118a23;hpb=79f27fe6c85273c8ceb2dda8d660356d006b8d37;p=elisp%2Fsemi.git diff --git a/mime-view.el b/mime-view.el index de499d0..5cb8d26 100644 --- a/mime-view.el +++ b/mime-view.el @@ -33,6 +33,8 @@ (require 'mime-parse) (require 'semi-def) (require 'calist) +(require 'alist) +(require 'mailcap) ;;; @ version @@ -51,11 +53,16 @@ "MIME view mode" :group 'mime) -(defcustom mime-view-find-every-acting-situation nil +(defcustom mime-view-find-every-acting-situation t "*Find every available acting-situation if non-nil." :group 'mime-view :type 'boolean) +(defcustom mime-acting-situation-examples-file "~/.mime-example" + "*File name of example about acting-situation demonstrated by user." + :group 'mime-view + :type 'file) + ;;; @ buffer local variables ;;; @@ -63,32 +70,57 @@ ;;; @@ in raw-buffer ;;; -(defvar mime-raw-message-info +(defvar mime-raw-message-info nil "Information about structure of message. Please use reference function `mime-entity-SLOT' to get value of SLOT. Following is a list of slots of the structure: -node-id reversed entity-number (list of integers) -point-min beginning point of region in raw-buffer -point-max end point of region in raw-buffer -type media-type (symbol) -subtype media-subtype (symbol) -type/subtype 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) +buffer buffer includes this entity (buffer). +node-id node-id (list of integers) +header-start minimum point of header in raw-buffer +header-end maximum point of header in raw-buffer +body-start minimum point of body in raw-buffer +body-end maximum point of body in raw-buffer +content-type content-type (content-type) +content-disposition content-disposition (content-disposition) +encoding Content-Transfer-Encoding (string or nil) +children entities included in this entity (list of entity) If an entity includes other entities in its body, such as multipart or message/rfc822, `mime-entity' structures of them are included in `children', so the `mime-entity' structure become a tree.") (make-variable-buffer-local 'mime-raw-message-info) + (defvar mime-preview-buffer nil "MIME-preview buffer corresponding with the (raw) buffer.") (make-variable-buffer-local 'mime-preview-buffer) +(defvar mime-raw-representation-type nil + "Representation-type of mime-raw-buffer. +It must be nil, `binary' or `cooked'. +If it is nil, `mime-raw-representation-type-alist' is used as default +value. +Notice that this variable is usually used as buffer local variable in +raw-buffer.") + +(make-variable-buffer-local 'mime-raw-representation-type) + +(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'. +This value is overridden by buffer local variable +`mime-raw-representation-type' if it is not nil.") + + ;;; @@ in preview-buffer ;;; @@ -102,10 +134,6 @@ message/partial, it is called `mother-buffer'.") "Raw buffer corresponding with the (MIME-preview) buffer.") (make-variable-buffer-local 'mime-raw-buffer) -(defvar mime-preview-original-major-mode nil - "Major-mode of mime-raw-buffer.") -(make-variable-buffer-local 'mime-preview-original-major-mode) - (defvar mime-preview-original-window-configuration nil "Window-configuration before mime-view-mode is called.") (make-variable-buffer-local 'mime-preview-original-window-configuration) @@ -157,6 +185,62 @@ If optional argument MESSAGE-INFO is not specified, (setq children (cdr children))) message-info)))) + +(defsubst mime-entity-parent (entity &optional message-info) + "Return mother entity of ENTITY. +If optional argument MESSAGE-INFO is not specified, +`mime-raw-message-info' in buffer of ENTITY is used." + (mime-raw-find-entity-from-node-id + (cdr (mime-entity-node-id entity)) + (or message-info + (save-excursion + (set-buffer (mime-entity-buffer entity)) + mime-raw-message-info)))) + +(defsubst mime-entity-situation (entity) + "Return situation of ENTITY." + (append (or (mime-entity-content-type entity) + (make-mime-content-type 'text 'plain)) + (list (cons 'encoding (mime-entity-encoding entity)) + (cons 'major-mode + (save-excursion + (set-buffer (mime-entity-buffer entity)) + major-mode))) + )) + + +(defvar mime-view-uuencode-encoding-name-list '("x-uue" "x-uuencode")) + +(defun mime-raw-get-uu-filename () + (save-excursion + (if (re-search-forward "^begin [0-9]+ " nil t) + (if (looking-at ".+$") + (buffer-substring (match-beginning 0)(match-end 0)) + )))) + +(defun mime-raw-get-subject (entity) + (or (std11-find-field-body '("Content-Description" "Subject")) + (let ((ret (mime-entity-content-disposition entity))) + (and ret + (setq ret (mime-content-disposition-filename ret)) + (std11-strip-quoted-string ret) + )) + (let ((ret (mime-entity-content-type entity))) + (and ret + (setq ret + (cdr + (let ((param (mime-content-type-parameters ret))) + (or (assoc "name" param) + (assoc "x-name" param)) + ))) + (std11-strip-quoted-string ret) + )) + (if (member (mime-entity-encoding entity) + mime-view-uuencode-encoding-name-list) + (mime-raw-get-uu-filename)) + "")) + + (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, @@ -167,14 +251,7 @@ If optional argument MESSAGE-INFO is not specified, "Return entity-number from POINT in mime-raw-buffer. If optional argument MESSAGE-INFO is not specified, `mime-raw-message-info' is used." - (reverse (mime-raw-point-to-entity-node-id point message-info))) - -(defsubst mime-raw-entity-parent (entity &optional message-info) - "Return mother entity of ENTITY. -If optional argument MESSAGE-INFO is not specified, -`mime-raw-message-info' is used." - (mime-raw-find-entity-from-node-id (cdr (mime-entity-node-id entity)) - message-info)) + (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. @@ -199,7 +276,7 @@ If optional argument MESSAGE-INFO is not specified, ;;; @@@ predicate function ;;; -(defun mime-view-entity-button-visible-p (entity message-info) +(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." (let ((media-type (mime-entity-media-type entity)) @@ -207,8 +284,7 @@ Please redefine this function if you want to change default setting." (or (not (eq media-type 'application)) (and (not (eq media-subtype 'x-selection)) (or (not (eq media-subtype 'octet-stream)) - (let ((mother-entity - (mime-raw-entity-parent entity message-info))) + (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) @@ -219,7 +295,7 @@ Please redefine this function if you want to change default setting." ;;; @@@ entity button generator ;;; -(defun mime-view-insert-entity-button (entity message-info subj) +(defun mime-view-insert-entity-button (entity subject) "Insert entity-button of ENTITY." (let ((entity-node-id (mime-entity-node-id entity)) (params (mime-entity-parameters entity))) @@ -239,12 +315,12 @@ Please redefine this function if you want to change default setting." (setq access-type (cdr access-type)) (if server (format "%s %s ([%s] %s)" - num subj access-type (cdr server)) + num subject access-type (cdr server)) (let ((site (cdr (assoc "site" params))) (dir (cdr (assoc "directory" params))) ) (format "%s %s ([%s] %s:%s)" - num subj access-type site dir) + num subject access-type site dir) ))) ) (t @@ -253,7 +329,7 @@ Please redefine this function if you want to change default setting." (charset (cdr (assoc "charset" params))) (encoding (mime-entity-encoding entity))) (concat - num " " subj + num " " subject (let ((rest (format " <%s/%s%s%s>" media-type media-subtype @@ -274,21 +350,6 @@ Please redefine this function if you want to change default setting." ;;; @@ entity-header ;;; -;;; @@@ predicate function -;;; - -;; (defvar mime-view-childrens-header-showing-Content-Type-list -;; '("message/rfc822" "message/news")) - -;; (defun mime-view-header-visible-p (entity message-info) -;; "Return non-nil if header of ENTITY is visible." -;; (let ((entity-node-id (mime-entity-node-id entity))) -;; (member (mime-entity-type/subtype -;; (mime-raw-find-entity-from-node-id -;; (cdr entity-node-id) message-info)) -;; mime-view-childrens-header-showing-Content-Type-list) -;; )) - ;;; @@@ entity header filter ;;; @@ -400,40 +461,44 @@ Each elements are regexp of field-name.") (body . visible))) (ctree-set-calist-strictly - 'mime-preview-condition '((body . visible) - (body-presentation-method . with-filter) - (body-filter . mime-preview-filter-for-text/plain))) + 'mime-preview-condition + '((body . visible) + (body-presentation-method . mime-preview-text/plain))) + +(ctree-set-calist-strictly + 'mime-preview-condition + '((type . nil) + (body . visible) + (body-presentation-method . mime-preview-text/plain))) (ctree-set-calist-strictly - 'mime-preview-condition '((type . nil) - (body . visible) - (body-presentation-method . with-filter) - (body-filter . mime-preview-filter-for-text/plain))) + 'mime-preview-condition + '((type . text)(subtype . enriched) + (body . visible) + (body-presentation-method . mime-preview-text/enriched))) (ctree-set-calist-strictly - 'mime-preview-condition '((type . text)(subtype . enriched) - (body . visible) - (body-presentation-method . with-filter) - (body-filter - . mime-preview-filter-for-text/enriched))) + 'mime-preview-condition + '((type . text)(subtype . richtext) + (body . visible) + (body-presentation-method . mime-preview-text/richtext))) (ctree-set-calist-strictly - 'mime-preview-condition '((type . text)(subtype . richtext) - (body . visible) - (body-presentation-method . with-filter) - (body-filter - . mime-preview-filter-for-text/richtext))) + 'mime-preview-condition + '((type . text)(subtype . t) + (body . visible) + (body-presentation-method . mime-preview-text/plain))) (ctree-set-calist-strictly - 'mime-preview-condition '((type . text)(subtype . t) - (body . visible) - (body-presentation-method . with-filter) - (body-filter . mime-preview-filter-for-text/plain))) + 'mime-preview-condition + '((type . multipart)(subtype . alternative) + (body . visible) + (body-presentation-method . mime-preview-multipart/alternative))) (ctree-set-calist-strictly 'mime-preview-condition '((type . message)(subtype . partial) (body-presentation-method - . mime-view-insert-message/partial-button))) + . mime-preview-message/partial-button))) (ctree-set-calist-strictly 'mime-preview-condition '((type . message)(subtype . rfc822) @@ -448,28 +513,12 @@ Each elements are regexp of field-name.") (entity-button . invisible)))) -;;; @@@ entity filter +;;; @@@ entity presentation ;;; -(autoload 'mime-preview-filter-for-text/plain "mime-text") -(autoload 'mime-preview-filter-for-text/enriched "mime-text") -(autoload 'mime-preview-filter-for-text/richtext "mime-text") - -(defvar mime-text-decoder-alist - '((mime-show-message-mode . mime-text-decode-buffer) - (mime-temp-message-mode . mime-text-decode-buffer) - (t . mime-text-decode-buffer-maybe) - ) - "Alist of major-mode vs. mime-text-decoder. -Each element looks like (SYMBOL . FUNCTION). SYMBOL is major-mode or -t. t means default. - -Specification of FUNCTION is described in DOC-string of variable -`mime-text-decoder'. - -This value is overridden by buffer local variable `mime-text-decoder' -if it is not nil.") - +(autoload 'mime-preview-text/plain "mime-text") +(autoload 'mime-preview-text/enriched "mime-text") +(autoload 'mime-preview-text/richtext "mime-text") (defvar mime-view-announcement-for-message/partial (if (and (>= emacs-major-version 19) window-system) @@ -482,7 +531,7 @@ if it is not nil.") \[[ Please press `v' key in this buffer. ]]" )) -(defun mime-view-insert-message/partial-button (&optional situation) +(defun mime-preview-message/partial-button (&optional entity situation) (save-restriction (goto-char (point-max)) (if (not (search-backward "\n\n" nil t)) @@ -495,6 +544,94 @@ if it is not nil.") #'mime-preview-play-current-entity) )) +(defun mime-preview-multipart/mixed (entity situation) + (let ((children (mime-entity-children entity)) + (default-situation + (cdr (assq 'childrens-situation situation)))) + (while children + (mime-view-display-entity (car children) + (save-excursion + (set-buffer (mime-entity-buffer entity)) + mime-raw-message-info) + (current-buffer) + default-situation) + (setq children (cdr children)) + ))) + +(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" + (item :tag "Type/Subtype" + (cons symbol symbol)) + (item :tag "Type" symbol) + (item :tag "Default" t)) + integer))) + +(defun mime-preview-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-view-display-entity child + (save-excursion + (set-buffer (mime-entity-buffer child)) + mime-raw-message-info) + (current-buffer) + default-situation + (if (= i p) + situation + (del-alist 'body-presentation-method + (copy-alist situation)))) + ) + (setq children (cdr children) + situations (cdr situations) + i (1+ i)) + ))) + ;;; @ acting-condition ;;; @@ -502,31 +639,59 @@ if it is not nil.") (defvar mime-acting-condition nil "Condition-tree about how to process entity.") -(ctree-set-calist-strictly - 'mime-acting-condition - '((type . t)(subtype . t)(mode . "play") - (method "metamail" t "-m" "tm" "-x" "-d" "-z" "-e" 'file) - )) -(ctree-set-calist-strictly +(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 . t)(subtype . t)(mode . "extract") +;; (method . mime-method-to-save))) +(ctree-set-calist-with-default 'mime-acting-condition - '((type . t)(subtype . t)(mode . "extract") + '((mode . "extract") (method . mime-method-to-save))) -(ctree-set-calist-strictly - 'mime-acting-condition - '((type . text)(subtype . plain)(mode . "play") - (method "tm-plain" nil 'file "" 'encoding 'mode 'name) - )) -(ctree-set-calist-strictly - 'mime-acting-condition - '((type . text)(subtype . plain)(mode . "print") - (method "tm-plain" nil 'file "" 'encoding 'mode 'name) - )) -(ctree-set-calist-strictly - 'mime-acting-condition - '((type . text)(subtype . html)(mode . "play") - (method "tm-html" nil 'file "" 'encoding 'mode 'name) - )) +;; (ctree-set-calist-strictly +;; 'mime-acting-condition +;; '((type . text)(subtype . plain)(mode . "play") +;; (method "tm-plain" nil 'file "" 'encoding 'mode 'name) +;; )) +;; (ctree-set-calist-strictly +;; 'mime-acting-condition +;; '((type . text)(subtype . plain)(mode . "print") +;; (method "tm-plain" nil 'file "" 'encoding 'mode 'name) +;; )) +;; (ctree-set-calist-strictly +;; 'mime-acting-condition +;; '((type . text)(subtype . html)(mode . "play") +;; (method "tm-html" nil 'file "" 'encoding 'mode 'name) +;; )) (ctree-set-calist-strictly 'mime-acting-condition '((type . text)(subtype . x-rot13-47)(mode . "play") @@ -538,39 +703,39 @@ if it is not nil.") (method . mime-method-to-display-caesar) )) -(ctree-set-calist-strictly - 'mime-acting-condition - '((type . audio)(subtype . basic)(mode . "play") - (method "tm-au" nil 'file "" 'encoding 'mode 'name) - )) - -(ctree-set-calist-strictly - 'mime-acting-condition - '((type . image)(mode . "play") - (method "tm-image" nil 'file "" 'encoding 'mode 'name) - )) -(ctree-set-calist-strictly - 'mime-acting-condition - '((type . image)(mode . "print") - (method "tm-image" nil 'file "" 'encoding 'mode 'name) - )) - -(ctree-set-calist-strictly - 'mime-acting-condition - '((type . video)(subtype . mpeg)(mode . "play") - (method "tm-mpeg" nil 'file "" 'encoding 'mode 'name) - )) - -(ctree-set-calist-strictly - 'mime-acting-condition - '((type . application)(subtype . postscript)(mode . "play") - (method "tm-ps" nil 'file "" 'encoding 'mode 'name) - )) -(ctree-set-calist-strictly - 'mime-acting-condition - '((type . application)(subtype . postscript)(mode . "print") - (method "tm-ps" nil 'file "" 'encoding 'mode 'name) - )) +;; (ctree-set-calist-strictly +;; 'mime-acting-condition +;; '((type . audio)(subtype . basic)(mode . "play") +;; (method "tm-au" nil 'file "" 'encoding 'mode 'name) +;; )) + +;; (ctree-set-calist-strictly +;; 'mime-acting-condition +;; '((type . image)(mode . "play") +;; (method "tm-image" nil 'file "" 'encoding 'mode 'name) +;; )) +;; (ctree-set-calist-strictly +;; 'mime-acting-condition +;; '((type . image)(mode . "print") +;; (method "tm-image" nil 'file "" 'encoding 'mode 'name) +;; )) + +;; (ctree-set-calist-strictly +;; 'mime-acting-condition +;; '((type . video)(subtype . mpeg)(mode . "play") +;; (method "tm-mpeg" nil 'file "" 'encoding 'mode 'name) +;; )) + +;; (ctree-set-calist-strictly +;; 'mime-acting-condition +;; '((type . application)(subtype . postscript)(mode . "play") +;; (method "tm-ps" nil 'file "" 'encoding 'mode 'name) +;; )) +;; (ctree-set-calist-strictly +;; 'mime-acting-condition +;; '((type . application)(subtype . postscript)(mode . "print") +;; (method "tm-ps" nil 'file "" 'encoding 'mode 'name) +;; )) (ctree-set-calist-strictly 'mime-acting-condition @@ -654,143 +819,18 @@ The compressed face will be piped to this command.") )))) -;;; @ miscellaneous -;;; - -(defvar mime-view-uuencode-encoding-name-list '("x-uue" "x-uuencode")) - -(defvar mime-raw-buffer-coding-system-alist - `((t . ,(mime-charset-to-coding-system default-mime-charset))) - "Alist of major-mode vs. corresponding coding-system of `mime-raw-buffer'.") - - ;;; @ buffer setup ;;; -(defvar mime-view-redisplay nil) - -(defun mime-view-setup-buffers (&optional ctl encoding ibuf obuf) - (if ibuf - (progn - (get-buffer ibuf) - (set-buffer ibuf) - )) - (or mime-view-redisplay - (setq mime-raw-message-info (mime-parse-message ctl encoding)) - ) - (let ((message-info mime-raw-message-info) - (the-buf (current-buffer)) - (mode major-mode)) - (or obuf - (setq obuf (concat "*Preview-" (buffer-name the-buf) "*"))) - (set-buffer (get-buffer-create obuf)) - (let ((inhibit-read-only t)) - ;;(setq buffer-read-only nil) - (widen) - (erase-buffer) - (setq mime-raw-buffer the-buf) - (setq mime-preview-original-major-mode mode) - (setq major-mode 'mime-view-mode) - (setq mode-name "MIME-View") - (mime-view-display-message message-info the-buf obuf) - (set-buffer-modified-p nil) - ) - (setq buffer-read-only t) - (set-buffer the-buf) - ) - (setq mime-preview-buffer obuf) - ) - -(defun mime-view-display-message (message-info ibuf obuf) - (let* ((start (mime-entity-point-min message-info)) - (end (mime-entity-point-max message-info)) - (media-type (mime-entity-media-type message-info)) - (media-subtype (mime-entity-media-subtype message-info)) - (params (mime-entity-parameters message-info)) - (encoding (mime-entity-encoding message-info)) - end-of-header e nb ne subj) - (set-buffer ibuf) - (goto-char start) - (setq end-of-header (if (re-search-forward "^$" nil t) - (1+ (match-end 0)) - end)) - (if (> end-of-header end) - (setq end-of-header end) - ) - (save-restriction - (narrow-to-region start end) - (setq subj - (eword-decode-string - (mime-raw-get-subject params encoding))) - ) - (set-buffer obuf) - (setq nb (point)) - (narrow-to-region nb nb) - ;; Insert message-header - (save-restriction - (narrow-to-region (point)(point)) - (insert-buffer-substring mime-raw-buffer start end-of-header) - (let ((f (cdr (assq mime-preview-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) - ) - (let* ((situation - (ctree-match-calist mime-preview-condition - (list* (cons 'type media-type) - (cons 'subtype media-subtype) - (cons 'encoding encoding) - (cons 'major-mode major-mode) - params))) - (message-button - (cdr (assq 'message-button situation))) - (body-presentation-method - (cdr (assq 'body-presentation-method situation)))) - (when (eq message-button 'visible) - (goto-char (point-max)) - (mime-view-insert-entity-button message-info message-info subj) - ) - (cond ((eq body-presentation-method 'with-filter) - (let ((body-filter (cdr (assq 'body-filter situation)))) - (save-restriction - (narrow-to-region (point-max)(point-max)) - (insert-buffer-substring mime-raw-buffer end-of-header end) - (funcall body-filter situation) - ))) - ((functionp body-presentation-method) - (funcall body-presentation-method situation) - ) - ((null (mime-entity-children message-info)) - (goto-char (point-max)) - (mime-view-insert-entity-button message-info message-info subj) - )) - (setq ne (point-max)) - (widen) - (put-text-property nb ne 'mime-view-raw-buffer ibuf) - (put-text-property nb ne 'mime-view-entity message-info) - (goto-char ne) - (let ((children (mime-entity-children message-info)) - (default-situation - (cdr (assq 'childrens-situation situation)))) - (while children - (mime-view-display-entity (car children) message-info ibuf obuf - default-situation) - (setq children (cdr children)) - ))))) - -(defun mime-view-display-entity (entity message-info ibuf obuf - default-situation) - (let* ((start (mime-entity-point-min entity)) +(defun mime-view-display-entity (entity message-info obuf + default-situation + &optional situation) + (let* ((raw-buffer (mime-entity-buffer entity)) + (start (mime-entity-point-min entity)) (end (mime-entity-point-max entity)) - (media-type (mime-entity-media-type entity)) - (media-subtype (mime-entity-media-subtype entity)) - (params (mime-entity-parameters entity)) - (encoding (mime-entity-encoding entity)) - end-of-header e nb ne subj) - (set-buffer ibuf) + original-major-mode end-of-header e nb ne subj) + (set-buffer raw-buffer) + (setq original-major-mode major-mode) (goto-char start) (setq end-of-header (if (re-search-forward "^$" nil t) (1+ (match-end 0)) @@ -800,36 +840,33 @@ The compressed face will be piped to this command.") ) (save-restriction (narrow-to-region start end) - (setq subj - (eword-decode-string - (mime-raw-get-subject params encoding))) + (setq subj (eword-decode-string (mime-raw-get-subject entity))) ) - (let* ((situation - (ctree-match-calist mime-preview-condition - (list* (cons 'type media-type) - (cons 'subtype media-subtype) - (cons 'encoding encoding) - (cons 'major-mode major-mode) - (append params - default-situation)))) - (button-is-invisible - (eq (cdr (assq 'entity-button situation)) 'invisible)) - (header-is-visible - (eq (cdr (assq 'header situation)) 'visible)) - (body-presentation-method - (cdr (assq 'body-presentation-method situation)))) + (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)) + (body-presentation-method + (cdr (assq 'body-presentation-method situation))) + (children (mime-entity-children entity))) (set-buffer obuf) (setq nb (point)) (narrow-to-region nb nb) (or button-is-invisible - (if (mime-view-entity-button-visible-p entity message-info) - (mime-view-insert-entity-button entity message-info subj) + (if (mime-view-entity-button-visible-p entity) + (mime-view-insert-entity-button entity subj) )) (if header-is-visible (save-restriction (narrow-to-region (point)(point)) - (insert-buffer-substring mime-raw-buffer start end-of-header) - (let ((f (cdr (assq mime-preview-original-major-mode + (insert-buffer-substring raw-buffer start end-of-header) + (let ((f (cdr (assq original-major-mode mime-view-content-header-filter-alist)))) (if (functionp f) (funcall f) @@ -841,58 +878,34 @@ The compressed face will be piped to this command.") (let ((body-filter (cdr (assq 'body-filter situation)))) (save-restriction (narrow-to-region (point-max)(point-max)) - (insert-buffer-substring mime-raw-buffer end-of-header end) + (insert-buffer-substring raw-buffer end-of-header end) (funcall body-filter situation) ))) + (children) ((functionp body-presentation-method) - (funcall body-presentation-method situation) + (funcall body-presentation-method entity situation) + ) + (t + (when button-is-invisible + (goto-char (point-max)) + (mime-view-insert-entity-button entity subj) + ) + (or header-is-visible + (progn + (goto-char (point-max)) + (insert "\n") + )) )) - (or header-is-visible - body-presentation-method - (progn - (goto-char (point-max)) - (insert "\n") - )) (setq ne (point-max)) (widen) - (put-text-property nb ne 'mime-view-raw-buffer ibuf) (put-text-property nb ne 'mime-view-entity entity) (goto-char ne) - (let ((children (mime-entity-children entity)) - (default-situation - (cdr (assq 'childrens-situation situation)))) - (while children - (mime-view-display-entity (car children) message-info ibuf obuf - default-situation) - (setq children (cdr children)) - ))))) - -(defun mime-raw-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)) - )) - "")) - )) - -(defun mime-raw-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-raw-get-uu-filename param encoding) - "")) + (if children + (if (functionp body-presentation-method) + (funcall body-presentation-method entity situation) + (mime-preview-multipart/mixed entity situation) + )) + ))) ;;; @ MIME viewer mode @@ -1031,7 +1044,61 @@ The compressed face will be piped to this command.") (bury-buffer buf) )))) -(defun mime-view-mode (&optional mother ctl encoding ibuf obuf +(defvar mime-view-redisplay nil) + +(defun mime-view-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-raw-message-info (mime-parse-message)) + (setq mime-preview-buffer preview-buffer) + (let ((inhibit-read-only t)) + (switch-to-buffer 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-view-display-entity message message + preview-buffer + '((entity-button . invisible) + (header . visible) + )) + (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) + ) + +(defun mime-view-buffer (&optional raw-buffer preview-buffer mother + default-keymap-or-function) + (interactive) + (mime-view-display-message + (save-excursion + (if raw-buffer (set-buffer raw-buffer)) + (mime-parse-message) + ) + 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. @@ -1057,27 +1124,13 @@ button-2 Move to point under the mouse cursor and decode current content as `play mode' " (interactive) - (mime-maybe-hide-echo-buffer) - (let ((ret (mime-view-setup-buffers ctl encoding ibuf obuf)) - (win-conf (current-window-configuration)) - ) - (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-entity))) - (if point - (goto-char point) - (goto-char (point-min)) - (search-forward "\n\n" nil t) - )) - (run-hooks 'mime-view-mode-hook) - ))) + (mime-view-display-message + (save-excursion + (if raw-buffer (set-buffer raw-buffer)) + (or mime-view-redisplay + (mime-parse-message ctl encoding)) + ) + preview-buffer mother default-keymap-or-function)) ;;; @@ playing @@ -1108,16 +1161,21 @@ It decodes current entity to call internal or external method as ;;; @@ following ;;; -(defun mime-preview-original-major-mode () +(defun mime-preview-original-major-mode (&optional recursive) "Return major-mode of original buffer. -If a current buffer has mime-mother-buffer, return original major-mode -of the mother-buffer." - (if mime-mother-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) + (mime-preview-original-major-mode recursive) ) - mime-preview-original-major-mode)) + (save-excursion + (set-buffer + (mime-entity-buffer + (get-text-property (point-min) 'mime-view-entity))) + major-mode))) (defun mime-preview-follow-current-entity () "Write follow message to current entity. @@ -1175,7 +1233,7 @@ It calls following-method selected from variable (setq p-end (point-max)) )) )) - (let* ((mode (mime-preview-original-major-mode)) + (let* ((mode (mime-preview-original-major-mode 'recursive)) (new-name (format "%s-%s" (buffer-name) (reverse entity-node-id))) new-buf @@ -1294,11 +1352,14 @@ variable `mime-view-over-to-previous-method-alist'." (while (null (get-text-property (point) 'mime-view-entity)) (backward-char) ) - (let ((point - (previous-single-property-change (point) 'mime-view-entity))) + (let ((point (previous-single-property-change (point) 'mime-view-entity))) (if point - (goto-char point) - (let ((f (assq mime-preview-original-major-mode + (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-view-over-to-previous-method-alist))) (if f (funcall (cdr f)) @@ -1310,10 +1371,17 @@ variable `mime-view-over-to-previous-method-alist'." If there is no previous entity, it calls function registered in variable `mime-view-over-to-next-method-alist'." (interactive) + (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-preview-original-major-mode + (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-view-over-to-next-method-alist))) (if f (funcall (cdr f)) @@ -1329,7 +1397,7 @@ If reached to (point-max), it calls function registered in variable (setq h (1- (window-height))) ) (if (= (point) (point-max)) - (let ((f (assq mime-preview-original-major-mode + (let ((f (assq (mime-preview-original-major-mode) mime-view-over-to-next-method-alist))) (if f (funcall (cdr f)) @@ -1352,24 +1420,14 @@ If reached to (point-min), it calls function registered in variable (setq h (1- (window-height))) ) (if (= (point) (point-min)) - (let ((f (assq mime-preview-original-major-mode - mime-view-over-to-previous-method-alist))) + (let ((f (assq (mime-preview-original-major-mode) + mime-view-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-entity)) - (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) @@ -1394,7 +1452,7 @@ If reached to (point-min), it calls function registered in variable It calls function registered in variable `mime-preview-quitting-method-alist'." (interactive) - (let ((r (assq mime-preview-original-major-mode + (let ((r (assq (mime-preview-original-major-mode) mime-preview-quitting-method-alist))) (if r (funcall (cdr r)) @@ -1405,7 +1463,7 @@ It calls function registered in variable It calls function registered in variable `mime-view-show-summary-method'." (interactive) - (let ((r (assq mime-preview-original-major-mode + (let ((r (assq (mime-preview-original-major-mode) mime-view-show-summary-method))) (if r (funcall (cdr r))