Merge from gnus--devo--0

Revision: emacs@sv.gnu.org/emacs--devo--0--patch-1552

doc/misc/ChangeLog

+2009-02-23  Katsumi Yamaoka  <yamaoka@jpl.org>
+
+	* gnus.texi (NoCeM): Fix description of gnus-use-nocem.
+
+2009-02-23  Katsumi Yamaoka  <yamaoka@jpl.org>
+
+	* gnus.texi (NoCeM): Update default values for gnus-nocem-groups,
+	gnus-nocem-issuers, and gnus-nocem-verifyer.
+
 2009-02-20  Juanma Barranquero  <lekktu@gmail.com>
 
 	* ada-mode.texi (Project files, Automatic Casing):

doc/misc/gnus.texi

@@ -23833,7 +23833,8 @@ away.
 What use are these NoCeM messages if the articles are canceled anyway?
 Some sites do not honor cancel messages and some sites just honor cancels
 from a select few people.  Then you may wish to make use of the NoCeM
-messages, which are distributed in the @samp{alt.nocem.misc} newsgroup.
+messages, which are distributed in the newsgroups
+@samp{news.lists.filters}, @samp{alt.nocem.misc}, etc.
 Gnus can read and parse the messages in this group automatically, and
 this will make spam disappear.
@@ -23851,28 +23852,34 @@ In that case, Gnus scans NoCeM messages when checking new news if this
 value is not exceeding a group level that you specify as the prefix
 argument to some commands, e.g. @code{gnus},
 @code{gnus-group-get-new-news}, etc.  Otherwise, Gnus does not scan
-NoCeM messages if you specify a group level to those commands.  For
-example, if you use 1 or 2 on the mail groups and the levels on the news
-groups remain the default, 3 is the best choice.
+NoCeM messages if you specify a group level that is smaller than this
+value to those commands.  For example, if you use 1 or 2 on the mail
+groups and the levels on the news groups remain the default, 3 is the
+best choice.
 @item gnus-nocem-groups
 @vindex gnus-nocem-groups
 Gnus will look for NoCeM messages in the groups in this list.  The
 default is
 @lisp
-("news.lists.filters" "news.admin.net-abuse.bulletins"
- "alt.nocem.misc" "news.admin.net-abuse.announce")
+("news.lists.filters" "alt.nocem.misc")
 @end lisp
 @item gnus-nocem-issuers
 @vindex gnus-nocem-issuers
 There are many people issuing NoCeM messages.  This list says what
-people you want to listen to.  The default is
+people you want to listen to.  The default is:
+
 @lisp
-("Automoose-1" "clewis@@ferret.ocunix.on.ca"
- "cosmo.roadkill" "SpamHippo" "hweede@@snafu.de")
+("Adri Verhoef"
+ "alba-nocem@@albasani.net"
+ "bleachbot@@httrack.com"
+ "news@@arcor-online.net"
+ "news@@uni-berlin.de"
+ "nocem@@arcor.de"
+ "pgpmoose@@killfile.org"
+ "xjsppl@@gmx.de")
 @end lisp
-fine, upstanding citizens all of them.
 Known despammers that you can put in this list are listed at@*
 @uref{http://www.xs4all.nl/~rosalind/nocemreg/nocemreg.html}.
@@ -23907,18 +23914,21 @@ The specs are applied left-to-right.
 @item gnus-nocem-verifyer
 @vindex gnus-nocem-verifyer
+@findex gnus-nocem-epg-verify
 @findex pgg-verify
 This should be a function for verifying that the NoCeM issuer is who she
-says she is.  The default is @code{pgg-verify}, which returns
-non-@code{nil} if the verification is successful, otherwise (including
-the case the NoCeM message was not signed) returns @code{nil}.  If this
-is too slow and you don't care for verification (which may be dangerous),
-you can set this variable to @code{nil}.
+says she is.  This variable defaults to @code{gnus-nocem-epg-verify} if
+EasyPG is available, otherwise defaults to @code{pgg-verify}.  The
+function should return non-@code{nil} if the verification is successful,
+otherwise (including the case the NoCeM message was not signed) should
+return @code{nil}.  If this is too slow and you don't care for
+verification (which may be dangerous), you can set this variable to
+@code{nil}.
 Formerly the default was @code{mc-verify}, which is a Mailcrypt
 function.  While you can still use it, you can change it into
-@code{pgg-verify} running with GnuPG if you are willing to add the
-@acronym{PGP} public keys to GnuPG's keyring.
+@code{gnus-nocem-epg-verify} or @code{pgg-verify} running with GnuPG if
+you are willing to add the @acronym{PGP} public keys to GnuPG's keyring.
 @item gnus-nocem-directory
 @vindex gnus-nocem-directory
@@ -23941,7 +23951,8 @@ issuers.
 @item gnus-nocem-check-article-limit
 @vindex gnus-nocem-check-article-limit
 If non-@code{nil}, the maximum number of articles to check in any NoCeM
-group.  NoCeM groups can be huge and very slow to process.
+group.  @code{nil} means no restriction.  NoCeM groups can be huge and
+very slow to process.
 @end table

lisp/gnus/ChangeLog

+2009-02-18  Katsumi Yamaoka  <yamaoka@jpl.org>
+
+	* gnus-nocem.el (gnus-nocem-groups): Remove invalid NoCeM groups.
+	(gnus-nocem-issuers): List currently active issuers; fix custom type.
+	(gnus-nocem-verifyer): Default to gnus-nocem-epg-verify if EasyPG is
+	available.
+	(gnus-nocem-epg-verify): New function.
+
 2009-02-15  Reiner Steib  <Reiner.Steib@gmx.de>
 
 	* gnus-art.el (gnus-button-alist): Recognize Konqueror info links.

lisp/gnus/gnus-nocem.el

@@ -38,18 +38,21 @@
   :group 'gnus-score)
 
 (defcustom gnus-nocem-groups
-  '("news.lists.filters" "news.admin.net-abuse.bulletins"
-    "alt.nocem.misc" "news.admin.net-abuse.announce")
+  '("news.lists.filters" "alt.nocem.misc")
   "*List of groups that will be searched for NoCeM messages."
   :group 'gnus-nocem
+  :version "23.1"
   :type '(repeat (string :tag "Group")))
 
 (defcustom gnus-nocem-issuers
-  '("AutoMoose-1"			; CancelMoose[tm]
-    "clewis@ferret.ocunix"		; Chris Lewis
-    "cosmo.roadkill"
-    "SpamHippo"
-    "hweede@snafu.de")
+  '("Adri Verhoef"
+    "alba-nocem@albasani.net"
+    "bleachbot@httrack.com"
+    "news@arcor-online.net"
+    "news@uni-berlin.de"
+    "nocem@arcor.de"
+    "pgpmoose@killfile.org"
+    "xjsppl@gmx.de")
   "*List of NoCeM issuers to pay attention to.
 
 This can also be a list of `(ISSUER CONDITION ...)' elements.
@@ -58,7 +61,34 @@ See <URL:http://www.xs4all.nl/~rosalind/nocemreg/nocemreg.html> for an
 issuer registry."
   :group 'gnus-nocem
   :link '(url-link "http://www.xs4all.nl/~rosalind/nocemreg/nocemreg.html")
-  :type '(repeat (choice string sexp)))
+  :version "23.1"
+  :type '(repeat (cons :format "%v" (string :tag "Issuer")
+		       (repeat :tag "Condition"
+			       (group (checklist :inline t (const not))
+				      (regexp :tag "Type" :value ".*")))))
+  :get (lambda (symbol)
+	 (mapcar (lambda (elem)
+		   (if (consp elem)
+		       (cons (car elem)
+			     (mapcar (lambda (elt)
+				       (if (consp elt) elt (list elt)))
+				     (cdr elem)))
+		     (list elem)))
+		 (default-value symbol)))
+  :set (lambda (symbol value)
+	 (custom-set-default
+	  symbol
+	  (mapcar (lambda (elem)
+		    (if (consp elem)
+			(if (cdr elem)
+			    (mapcar (lambda (elt)
+				      (if (consp elt)
+					  (if (cdr elt) elt (car elt))
+					elt))
+				    elem)
+			  (car elem))
+		      elem))
+		  value))))
 
 (defcustom gnus-nocem-directory
   (nnheader-concat gnus-article-save-directory "NoCeM/")
@@ -71,14 +101,24 @@ issuer registry."
   :group 'gnus-nocem
   :type 'integer)
 
-(defcustom gnus-nocem-verifyer 'pgg-verify
+(defcustom gnus-nocem-verifyer (if (locate-library "epg")
+				   'gnus-nocem-epg-verify
+				 'pgg-verify)
   "*Function called to verify that the NoCeM message is valid.
-One likely value is `pgg-verify'.  If the function in this variable
-isn't bound, the message will be used unconditionally."
+If the function in this variable isn't bound, the message will be used
+unconditionally."
   :group 'gnus-nocem
-  :type '(radio (function-item pgg-verify)
+  :version "23.1"
+  :type '(radio (function-item gnus-nocem-epg-verify)
+		(function-item pgg-verify)
 		(function-item mc-verify)
-		(function :tag "other")))
+		(function :tag "other"))
+  :set (lambda (symbol value)
+	 (custom-set-default symbol
+			     (if (and (eq value 'gnus-nocem-epg-verify)
+				      (not (locate-library "epg")))
+				 'pgg-verify
+			       value))))
 
 (defcustom gnus-nocem-liberal-fetch nil
   "*If t try to fetch all messages which have @@NCM in the subject.
@@ -392,6 +432,21 @@ valid issuer, which is much faster if you are selective about the issuers."
   (and gnus-nocem-hashtb
        (gethash id gnus-nocem-hashtb)))
 
+(autoload 'epg-make-context "epg")
+(eval-when-compile
+  (autoload 'epg-verify-string "epg")
+  (autoload 'epg-context-result-for "epg")
+  (autoload 'epg-signature-status "epg"))
+
+(defun gnus-nocem-epg-verify ()
+  "Return t if EasyPG verifies a signed message in the current buffer."
+  (let ((context (epg-make-context 'OpenPGP))
+	result)
+    (epg-verify-string context (buffer-string))
+    (and (setq result (epg-context-result-for context 'verify))
+	 (not (cdr result))
+	 (eq (epg-signature-status (car result)) 'good))))
+
 (provide 'gnus-nocem)
 
 ;; arch-tag: 0e0c74ea-2f8e-4f3e-8fff-09f767c1adef