From: akr <akr>
Date: Wed, 2 Sep 1998 19:20:25 +0000 (+0000)
Subject: * ew-dec.el (ew-decode-field-interest-option-order): New
X-Git-Tag: doodle-1_9_3~4
X-Git-Url: http://git.chise.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=60c93c5b5a6c6f6c3fd3094c51347feee421a1e5;p=elisp%2Fflim.git

* ew-dec.el (ew-decode-field-interest-option-order): New
function.
(ew-decode-field-test): Use
`ew-decode-field-interest-option-order'.

* ew-var.el (ew-option-list): New constant.
(ew-save-boolean-options): New function.
(ew-restore-boolean-options): New function.
(ew-dynamic-options): Use `ew-save-boolean-options'.
---

diff --git a/ChangeLog b/ChangeLog
index b1ca2fd..97e92e4 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,17 @@
 1998-09-02  Tanaka Akira      <akr@jaist.ac.jp>
 
+	* ew-dec.el (ew-decode-field-interest-option-order): New
+	function.
+	(ew-decode-field-test): Use
+	`ew-decode-field-interest-option-order'.
+
+	* ew-var.el (ew-option-list): New constant.
+	(ew-save-boolean-options): New function.
+	(ew-restore-boolean-options): New function.
+	(ew-dynamic-options): Use `ew-save-boolean-options'.
+
+1998-09-02  Tanaka Akira      <akr@jaist.ac.jp>
+
 	* ew-data.el (ew-search-sticked-eword): New function.
 	(ew-separate-eword): Use `ew-search-sticked-eword' to
 	check `ew-permit-null-encoded-text', `ew-ignore-75bytes-limit',
diff --git a/ew-dec.el b/ew-dec.el
index f8820cb..4a70444 100644
--- a/ew-dec.el
+++ b/ew-dec.el
@@ -461,6 +461,43 @@ each line is separated by CRLF."
   (not (eq (charsets-to-mime-charset (find-charset-string str)) 'us-ascii)))
 
 ;;;
+
+(defun ew-decode-field-interest-option-order (field-name field-body)
+  (let* ((ew-decode-sticked-encoded-word nil)
+	 (ew-decode-quoted-encoded-word nil)
+	 (ew-ignore-75bytes-limit nil)
+	 (ew-ignore-76bytes-limit nil)
+	 (ew-permit-sticked-comment nil)
+	 (ew-permit-sticked-special nil)
+	 (ew-permit-null-encoded-text nil)
+	 (decoded (make-vector (lsh 1 (length ew-option-list)) nil))
+	 tmp
+	 i j k
+	 )
+    (aset decoded 0 (list 0 (ew-decode-field field-name field-body)))
+    (setq i 1)
+    (while (< i (length decoded))
+      (ew-restore-boolean-options i)
+      (setq tmp (ew-decode-field field-name field-body))
+      (setq j 0)
+      (while (<= (lsh 1 j) i)
+	(unless (zerop (logand i (lsh 1 j)))
+	  (setq k (logand i (lognot (lsh 1 j))))
+	  (when (or (not (aref decoded i))
+		    (< (car (aref decoded i))
+		       (+ (if (equal (cadr (aref decoded k)) tmp) 0 1)
+			  (car (aref decoded k)))))
+	    (aset decoded i
+		  (ew-cons*
+		   (+ (if (equal (cadr (aref decoded k)) tmp) 0 1)
+		      (car (aref decoded k)))
+		   tmp
+		   (nth j ew-option-list)
+		   (cddr (aref decoded k))))))
+	(setq j (1+ j)))
+      (setq i (1+ i)))
+    (reverse (cddr (aref decoded (1- (length decoded)))))))
+
 (defun ew-decode-field-test (field-name field-body)
   (interactive
    (list
@@ -501,6 +538,8 @@ each line is separated by CRLF."
 	       ew-permit-null-encoded-text
 	       ))
 	    d1 d2)
+	(when (<= 16 (prefix-numeric-value current-prefix-arg))
+	  (setq options (ew-decode-field-interest-option-order field-name field-body)))
 	(setq d1 (ew-decode-field-no-cache field-name field-body))
 	(insert field-name ":" field-body "\n"
 		(make-string 76 ?-) "\n"
@@ -514,7 +553,7 @@ each line is separated by CRLF."
 	    (setq d1 d2))
 	  (setq options (cdr options)))
 	(insert (make-string 76 ?-) "\n")
-	(when current-prefix-arg
+	(when (<= 4 (prefix-numeric-value current-prefix-arg))
 	  (mapcar
 	   (lambda (frag)
 	     (insert (format "%-15s %S\n"
@@ -548,4 +587,6 @@ each line is separated by CRLF."
 (ew-decode-field-test "Subject" " =?xUS-ASCII?Q??=?xUS-ASCII?Q?a?=")
 (ew-decode-field-test "Subject" " =?+US-ASCII?Q??=?+US-ASCII?Q?a?=")
 
+(ew-decode-field "From"" ()=?+US-ASCII?Q??=?+US-ASCII?Q?a?= =?US-ASCII?Q??= <akr@foo> (aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa)")
+
 )
diff --git a/ew-var.el b/ew-var.el
index 2463626..605061a 100644
--- a/ew-var.el
+++ b/ew-var.el
@@ -179,16 +179,32 @@
 
 ;;; utilities for variables.
 
+(defconst ew-option-list
+  '(ew-decode-sticked-encoded-word
+    ew-decode-quoted-encoded-word
+    ew-ignore-75bytes-limit
+    ew-ignore-76bytes-limit
+    ew-permit-sticked-comment
+    ew-permit-sticked-special
+    ew-permit-null-encoded-text))
+
+(defun ew-save-boolean-options ()
+  (let ((tmp 1) (opts ew-option-list) (val 0))
+    (while opts
+      (when (symbol-value (car opts)) (setq val (logior val tmp)))
+      (setq tmp (lsh tmp 1)
+	    opts (cdr opts)))
+    val))
+
+(defun ew-restore-boolean-options (val)
+  (let ((tmp 1) (opts ew-option-list))
+    (while opts
+      (set (car opts) (not (zerop (logand val tmp))))
+      (setq tmp (lsh tmp 1)
+	    opts (cdr opts)))))
+
 (defun ew-dynamic-options ()
   (cons
    ew-default-mime-charset
-   (logior
-    (if ew-decode-sticked-encoded-word 1 0)
-    (if ew-decode-quoted-encoded-word 2 0)
-    (if ew-ignore-75bytes-limit 4 0)
-    (if ew-ignore-76bytes-limit 8 0)
-    (if ew-permit-sticked-comment 16 0)
-    (if ew-permit-sticked-special 32 0)
-    (if ew-remove-bare-crlf 64 0)
-    (if ew-permit-null-encoded-text 128 0)
-    )))
+   (ew-save-boolean-options)))
+