From b1a54f089a40b1f4938eec55213c18750e4c6f42 Mon Sep 17 00:00:00 2001
From: yamaoka <yamaoka>
Date: Wed, 24 Apr 2002 12:25:44 +0000
Subject: [PATCH] Synch with Oort Gnus.

---
 lisp/ChangeLog |   10 ++++++++++
 lisp/nndoc.el  |   43 +++++++++++++++++++++++++++++++------------
 2 files changed, 41 insertions(+), 12 deletions(-)

diff --git a/lisp/ChangeLog b/lisp/ChangeLog
index 4c9d84d..74c118f 100644
--- a/lisp/ChangeLog
+++ b/lisp/ChangeLog
@@ -1,3 +1,13 @@
+2002-04-24  Kai Gro,A_(Bjohann  <Kai.Grossjohann@CS.Uni-Dortmund.DE>
+	From Dan Christensen <jdc+news@uwo.ca>.
+	
+	* nndoc.el (nndoc-type-alist, nndoc-lanl-gov-announce-type-p)
+	(nndoc-transform-lanl-gov-announce, nndoc-generate-lanl-gov-head):
+	Recognize math postings properly.  Extract Date and email address
+	correctly.  Create Date and From header for revised versions.  Get
+	rid of spurious \\ lines.  Detect end of message correctly.
+	Correctly rephrase the URL.
+
 2002-04-23  Simon Josefsson  <jas@extundo.com>
 
 	* netrc.el: New file, functions copied from gnus-util.el by Ted
diff --git a/lisp/nndoc.el b/lisp/nndoc.el
index fcedf9f..143b05e 100644
--- a/lisp/nndoc.el
+++ b/lisp/nndoc.el
@@ -123,8 +123,8 @@ from the document.")
      (head-begin . "^Paper.*:")
      (head-end   . "\\(^\\\\\\\\.*\n\\|-----------------\\)")
      (body-begin . "")
-     (body-end   . "-------------------------------------------------")
-     (file-end   . "^Title: Recent Seminal")
+     (body-end   . "\\(-------------------------------------------------\\|%-%-%-%-%-%-%-%-%-%-%-%-%-%-\\|%%--%%--%%--%%--%%--%%--%%--%%--\\|%%%---%%%---%%%---%%%---\\)")
+     (file-end   . "\\(^Title: Recent Seminal\\|%%%---%%%---%%%---%%%---\\)")
      (generate-head-function . nndoc-generate-lanl-gov-head)
      (article-transform-function . nndoc-transform-lanl-gov-announce)
      (subtype preprints guess))
@@ -597,35 +597,54 @@ from the document.")
 
 (defun nndoc-lanl-gov-announce-type-p ()
   (when (let ((case-fold-search nil))
-	  (re-search-forward "^\\\\\\\\\nPaper: [a-z-]+/[0-9]+" nil t))
+	  (re-search-forward "^\\\\\\\\\nPaper\\( (\\*cross-listing\\*)\\)?: [a-zA-Z-\\.]+/[0-9]+" nil t))
     t))
 
 (defun nndoc-transform-lanl-gov-announce (article)
   (goto-char (point-max))
-  (when (re-search-backward "^\\\\\\\\ +(\\([^ ]*\\) , *\\([^ ]*\\))" nil t)
-    (replace-match "\n\nGet it at \\1 (\\2)" t nil)))
+  (when (re-search-backward "^\\\\\\\\ +( *\\([^ ]*\\) , *\\([^ ]*\\))" nil t)
+    (replace-match "\n\nGet it at \\1 (\\2)" t nil))
+  (goto-char (point-min))
+  (while (re-search-forward "^\\\\\\\\$" nil t)
+    (replace-match "" t nil))
+  (goto-char (point-min))
+  (when (re-search-forward "^replaced with revised version +\\(.*[^ ]\\) +" nil t)
+    (replace-match "Date: \\1 (revised) " t nil))
+  (goto-char (point-min))
+  (unless (re-search-forward "^From" nil t)
+    (goto-char (point-min))
+    (when (re-search-forward "^Authors?: \\(.*\\)" nil t)
+      (goto-char (point-min))
+      (insert "From: " (match-string 1) "\n"))))
 
 (defun nndoc-generate-lanl-gov-head (article)
   (let ((entry (cdr (assq article nndoc-dissection-alist)))
-	(e-mail "no address given")
-	subject from)
+	(from "<no address given>")
+	subject date)
     (save-excursion
       (set-buffer nndoc-current-buffer)
       (save-restriction
 	(narrow-to-region (car entry) (nth 1 entry))
 	(goto-char (point-min))
-	(when (looking-at "^Paper.*: \\([a-z-]+/[0-9]+\\)")
+	(when (looking-at "^Paper.*: \\([a-zA-Z-\\.]+/[0-9]+\\)")
 	  (setq subject (concat " (" (match-string 1) ")"))
-	  (when (re-search-forward "^From: \\([^ ]+\\)" nil t)
-	    (setq e-mail (match-string 1)))
+	  (when (re-search-forward "^From: \\(.*\\)" nil t)
+	    (setq from (concat "<"
+			       (cadr (funcall gnus-extract-address-components 
+					      (match-string 1))) ">")))
+	  (if (re-search-forward "^Date: +\\([^(]*\\)" nil t)
+	      (setq date (match-string 1))
+	    (when (re-search-forward "^replaced with revised version +\\([^(]*\\)" nil t)
+	      (setq date (match-string 1))))
 	  (when (re-search-forward "^Title: \\([^\f]*\\)\nAuthors?: \\(.*\\)"
 				   nil t)
 	    (setq subject (concat (match-string 1) subject))
-	    (setq from (concat (match-string 2) " <" e-mail ">"))))))
+	    (setq from (concat (match-string 2) " " from))))))
     (while (and from (string-match "(\[^)\]*)" from))
       (setq from (replace-match "" t t from)))
     (insert "From: "  (or from "unknown")
-	    "\nSubject: " (or subject "(no subject)") "\n")))
+	    "\nSubject: " (or subject "(no subject)") "\n")
+    (if date (insert "Date: " date))))
 
 (defun nndoc-nsmail-type-p ()
   (when (looking-at "From - ")
-- 
1.7.10.4