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[elisp/semi.git] / mime-parse.el

diff --git a/mime-parse.el b/mime-parse.el
index 61b7e92..493bbcb 100644 (file)
--- a/mime-parse.el
+++ b/mime-parse.el
@@ -1,12 +1,11 @@
 ;;; mime-parse.el --- MIME message parser
 
-;; Copyright (C) 1994,1995,1996,1997 Free Software Foundation, Inc.
+;; Copyright (C) 1994,1995,1996,1997,1998 Free Software Foundation, Inc.
 
 ;; Author: MORIOKA Tomohiko <morioka@jaist.ac.jp>
-;; Version: $Id: mime-parse.el,v 0.24 1997-09-05 12:10:48 morioka Exp $
 ;; Keywords: parse, MIME, multimedia, mail, news
 
-;; This file is part of SEMI (SEMI is Emacs MIME Interfaces).
+;; This file is part of SEMI (Spadework for 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
@@ -156,29 +155,32 @@ and return parsed it. [mime-parse.el]"
 ;;; @ message parser
 ;;;
 
-(defsubst make-mime-entity-info (rcnum
-                                point-min point-max
-                                media-type media-subtype parameters
-                                encoding children)
-  (vector rcnum point-min point-max
+(defsubst make-mime-entity (node-id
+                           point-min point-max
+                           media-type media-subtype parameters
+                           encoding children)
+  (vector node-id point-min point-max
          media-type media-subtype parameters encoding children))
 
-(defsubst mime-entity-info-rnum (entity-info)          (aref entity-info 0))
-(defsubst mime-entity-info-point-min (entity-info)     (aref entity-info 1))
-(defsubst mime-entity-info-point-max (entity-info)     (aref entity-info 2))
-(defsubst mime-entity-info-media-type (entity-info)    (aref entity-info 3))
-(defsubst mime-entity-info-media-subtype (entity-info) (aref entity-info 4))
-(defsubst mime-entity-info-parameters (entity-info)    (aref entity-info 5))
-(defsubst mime-entity-info-encoding (entity-info)      (aref entity-info 6))
-(defsubst mime-entity-info-children (entity-info)      (aref entity-info 7))
-
-(defsubst mime-entity-info-type/subtype (entity-info)
-  (let ((type (mime-entity-info-media-type entity-info)))
-    (if type
-       (let ((subtype (mime-entity-info-media-subtype entity-info)))
-         (if subtype
-             (format "%s/%s" type subtype)
-           (symbol-name type))))))
+(defsubst mime-entity-node-id (entity-info)       (aref entity-info 0))
+(defsubst mime-entity-point-min (entity-info)     (aref entity-info 1))
+(defsubst mime-entity-point-max (entity-info)     (aref entity-info 2))
+(defsubst mime-entity-media-type (entity-info)    (aref entity-info 3))
+(defsubst mime-entity-media-subtype (entity-info) (aref entity-info 4))
+(defsubst mime-entity-parameters (entity-info)    (aref entity-info 5))
+(defsubst mime-entity-encoding (entity-info)      (aref entity-info 6))
+(defsubst mime-entity-children (entity-info)      (aref entity-info 7))
+
+(defsubst mime-type/subtype-string (type &optional subtype)
+  "Return type/subtype string from TYPE and SUBTYPE."
+  (if type
+      (if subtype
+         (format "%s/%s" type subtype)
+       (format "%s" type))))
+
+(defsubst mime-entity-type/subtype (entity-info)
+  (mime-type/subtype-string (mime-entity-media-type entity-info)
+                           (mime-entity-media-subtype entity-info)))
 
 (defun mime-parse-multipart (boundary primtype subtype params encoding rcnum)
   (goto-char (point-min))
@@ -212,7 +214,7 @@ and return parsed it. [mime-parse.el]"
          (setq ret (mime-parse-message dc-ctl "7bit" (cons i rcnum)))
          )
        (setq children (cons ret children))
-       (goto-char (mime-entity-info-point-max ret))
+       (goto-char (mime-entity-point-max ret))
        (goto-char (setq cb ncb))
        (setq i (1+ i))
        )
@@ -223,9 +225,9 @@ and return parsed it. [mime-parse.el]"
        )
       (setq children (cons ret children))
       )
-    (make-mime-entity-info rcnum beg (point-max)
-                          primtype subtype params encoding
-                          (nreverse children))
+    (make-mime-entity rcnum beg (point-max)
+                     primtype subtype params encoding
+                     (nreverse children))
     ))
 
 (defun mime-parse-message (&optional default-ctl default-encoding rcnum)
@@ -250,28 +252,35 @@ mime-{parse|read}-Content-Type."
                  (memq subtype '(rfc822 news))
                  )
             (goto-char (point-min))
-            (make-mime-entity-info rcnum
-                                   (point-min) (point-max)
-                                   primtype subtype params encoding
-                                   (save-restriction
-                                     (narrow-to-region
-                                      (if (re-search-forward "^$" nil t)
-                                          (1+ (match-end 0))
-                                        (point-min)
-                                        )
-                                      (point-max))
-                                     (list (mime-parse-message
-                                            nil nil (cons 0 rcnum)))
-                                     ))
+            (make-mime-entity rcnum (point-min) (point-max)
+                              primtype subtype params encoding
+                              (save-restriction
+                                (narrow-to-region
+                                 (if (re-search-forward "^$" nil t)
+                                     (1+ (match-end 0))
+                                   (point-min)
+                                   )
+                                 (point-max))
+                                (list (mime-parse-message
+                                       nil nil (cons 0 rcnum)))
+                                ))
             )
            (t 
-            (make-mime-entity-info rcnum (point-min) (point-max)
-                                   primtype subtype params encoding
-                                   nil)
+            (make-mime-entity rcnum (point-min) (point-max)
+                              primtype subtype params encoding
+                              nil)
             ))
       )))
 
 
+;;; @ utilities
+;;;
+
+(defsubst mime-root-entity-p (entity)
+  "Return t if ENTITY is root-entity (message)."
+  (null (mime-entity-node-id entity)))
+
+
 ;;; @ end
 ;;;