From: yamaoka <yamaoka>
Date: Thu, 5 Jan 2006 07:07:37 +0000 (+0000)
Subject: Synch to No Gnus 200601050707.
X-Git-Tag: t-gnus-6_17_4-quimby-~158
X-Git-Url: http://git.chise.org/gitweb/?a=commitdiff_plain;h=b026c12bf3e69ed63de8261e0f3d06eef36333e8;p=elisp%2Fgnus.git-

Synch to No Gnus 200601050707.
---

diff --git a/lisp/ChangeLog b/lisp/ChangeLog
index f0f48d1..c638188 100644
--- a/lisp/ChangeLog
+++ b/lisp/ChangeLog
@@ -1,3 +1,11 @@
+2006-01-05  Katsumi Yamaoka  <yamaoka@jpl.org>
+
+	* nnrss.el (nnrss-request-article): Fix the way to fill text/plain
+	parts.
+	(nnrss-normalize-date): New function converts ISO 8601 date into
+	RFC822 style.  Suggested by Mark Plaksin <happy@mcplaksin.org>.
+	(nnrss-check-group): Use it.
+
 2006-01-01  Katsumi Yamaoka  <yamaoka@jpl.org>
 
 	* gnus-sum.el (gnus-summary-work-articles): Remove useless `min'.
diff --git a/lisp/nnrss.el b/lisp/nnrss.el
index e804b27..44f18ed 100644
--- a/lisp/nnrss.el
+++ b/lisp/nnrss.el
@@ -254,22 +254,21 @@ The return value will be `html' or `text'."
 			       (point)
 			     (insert text)))
 		;; See `nnrss-check-group', which inserts "<br /><br />".
-		(if (search-forward "<br /><br />" nil t)
-		    (if (eobp)
-			(replace-match "\n")
-		      (replace-match "\n\n")
-		      (let ((fill-column default-fill-column)
-			    (window (get-buffer-window nntp-server-buffer)))
-			(when window
-			  (setq fill-column
-				(max 1 (/ (* (window-width window) 7) 8))))
-			(fill-region (point) (point-max))
-			(goto-char (point-max))
-			;; XEmacs version of `fill-region' inserts newline.
-			(unless (bolp)
-			  (insert "\n"))))
-		  (goto-char (point-max))
-		  (insert "\n"))
+		(when (search-forward "<br /><br />" nil t)
+		  (if (eobp)
+		      (replace-match "\n")
+		    (replace-match "\n\n")))
+		(unless (eobp)
+		  (let ((fill-column default-fill-column)
+			(window (get-buffer-window nntp-server-buffer)))
+		    (when window
+		      (setq fill-column
+			    (max 1 (/ (* (window-width window) 7) 8))))
+		    (fill-region (point) (point-max))
+		    (goto-char (point-max))
+		    ;; XEmacs version of `fill-region' inserts newline.
+		    (unless (bolp)
+		      (insert "\n"))))
 		(when (or link enclosure)
 		  (insert "\n")))
 	      (when link
@@ -442,6 +441,74 @@ nnrss: %s: Not valid XML %s and w3-parse doesn't work %s"
       (unless (assoc (car elem) nnrss-group-alist)
 	(insert (prin1-to-string (car elem)) " 0 1 y\n")))))
 
+(eval-and-compile (autoload 'timezone-parse-date "timezone"))
+
+(defun nnrss-normalize-date (date)
+  "Return a date string of DATE in the RFC822 style.
+This function handles the ISO 8601 date format described in
+<URL:http://www.w3.org/TR/NOTE-datetime>, and also the RFC822 style
+which RSS 2.0 allows."
+  (let (case-fold-search vector year month day time zone cts)
+    (cond ((null date))
+	  ;; RFC822
+	  ((string-match " [0-9]+ " date)
+	   (setq vector (timezone-parse-date date)
+		 year (string-to-number (aref vector 0)))
+	   (when (>= year 1969)
+	     (setq month (string-to-number (aref vector 1))
+		   day (string-to-number (aref vector 2)))
+	     (unless (>= (length (setq time (aref vector 3))) 3)
+	       (setq time "00:00:00"))
+	     (when (and (setq zone (aref vector 4))
+			(not (string-match "\\`[A-Z+-]" zone)))
+	       (setq zone nil))))
+	  ;; ISO 8601
+	  ((string-match
+	    (eval-when-compile
+	      (concat
+	       ;; 1. year
+	       "\\(199[0-9]\\|20[0-9][0-9]\\)"
+	       "\\(?:-"
+	       ;; 2. month
+	       "\\([01][0-9]\\)"
+	       "\\(?:-"
+	       ;; 3. day
+	       "\\([0-3][0-9]\\)"
+	       "\\)?\\)?\\(?:T"
+	       ;; 4. hh:mm
+	       "\\([012][0-9]:[0-5][0-9]\\)"
+	       "\\(?:"
+	       ;; 5. :ss
+	       "\\(:[0-5][0-9]\\)"
+	       "\\(?:\\.[0-9]+\\)?\\)?\\)?"
+	       ;; 6+7,8,9. zone
+	       "\\(?:\\(?:\\([+-][012][0-9]\\):\\([0-5][0-9]\\)\\)"
+	       "\\|\\([+-][012][0-9][0-5][0-9]\\)"
+	       "\\|\\(Z\\)\\)?"))
+	    date)
+	   (setq year (string-to-number (match-string 1 date))
+		 month (string-to-number (or (match-string 2 date) "1"))
+		 day (string-to-number (or (match-string 3 date) "1"))
+		 time (if (match-beginning 5)
+			  (substring date (match-beginning 4) (match-end 5))
+			(concat (or (match-string 4 date) "00:00") ":00"))
+		 zone (cond ((match-beginning 6)
+			     (concat (match-string 6 date)
+				     (match-string 7 date)))
+			    ((match-beginning 9) ;; Z
+			     "+0000")
+			    (t ;; nil if zone is not provided.
+			     (match-string 8 date))))))
+    (if month
+	(progn
+	  (setq cts (current-time-string (encode-time 0 0 0 day month year)))
+	  (format "%s, %02d %s %04d %s%s"
+		  (substring cts 0 3) day (substring cts 4 7) year time
+		  (if zone
+		      (concat " " zone)
+		    "")))
+      (message-make-date))))
+
 ;;; data functions
 
 (defun nnrss-read-server-data (server)
@@ -608,9 +675,9 @@ nnrss: %s: Not valid XML %s and w3-parse doesn't work %s"
 	(setq author (or (nnrss-node-text rss-ns 'author item)
 			 (nnrss-node-text dc-ns 'creator item)
 			 (nnrss-node-text dc-ns 'contributor item)))
-	(setq date (or (nnrss-node-text dc-ns 'date item)
-		       (nnrss-node-text rss-ns 'pubDate item)
-		       (message-make-date)))
+	(setq date (nnrss-normalize-date
+		    (or (nnrss-node-text dc-ns 'date item)
+			(nnrss-node-text rss-ns 'pubDate item))))
 	(setq comments (nnrss-node-text rss-ns 'comments item))
 	(when (setq enclosure (cadr (assq (intern (concat rss-ns "enclosure")) item)))
 	  (let ((url (cdr (assq 'url enclosure)))