From aa58d06d998fdd4217a79016bd876faac95166fe Mon Sep 17 00:00:00 2001
From: ueno <ueno>
Date: Sun, 11 Nov 2007 01:22:45 +0000
Subject: [PATCH] (epg-make-context): New slot "operation-data".
 (epg--process-filter): Pick up status handler from
 "operation-data". (epg-start-edit-key): New function.
 (epg-edit-key): New function.

---
 ChangeLog |    7 +++++++
 epg.el    |   50 +++++++++++++++++++++++++++++++++++++++++++++++---
 2 files changed, 54 insertions(+), 3 deletions(-)

diff --git a/ChangeLog b/ChangeLog
index 8d13601..e0f5bde 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,10 @@
+2007-11-11  Daiki Ueno  <ueno@unixuser.org>
+
+	* epg.el (epg-make-context): New slot "operation-data".
+	(epg--process-filter): Pick up status handler from "operation-data".
+	(epg-start-edit-key): New function.
+	(epg-edit-key): New function.
+
 2007-09-05  Daiki Ueno  <ueno@unixuser.org>
 
 	* EasyPG: Version 0.0.15 released.
diff --git a/epg.el b/epg.el
index ea0d4a1..a7e85da 100644
--- a/epg.el
+++ b/epg.el
@@ -190,7 +190,7 @@
 		cipher-algorithm digest-algorithm compress-algorithm
 		#'epg-passphrase-callback-function
 		nil
-		nil nil nil nil nil nil)))
+		nil nil nil nil nil nil nil)))
 
 (defun epg-context-protocol (context)
   "Return the protocol used within CONTEXT."
@@ -285,6 +285,12 @@ This function is for internal use only."
     (signal 'wrong-type-argument (list 'epg-context-p context)))
   (aref (cdr context) 14))
 
+(defun epg-context-operation-data (context)
+  "Return the obarray of the current cryptographic operation."
+  (unless (eq (car-safe context) 'epg-context)
+    (signal 'wrong-type-argument (list 'epg-context-p context)))
+  (aref (cdr context) 15))
+
 (defun epg-context-set-protocol (context protocol)
   "Set the protocol used within CONTEXT."
   (unless (eq (car-safe context) 'epg-context)
@@ -385,6 +391,12 @@ This function is for internal use only."
     (signal 'wrong-type-argument (list 'epg-context-p context)))
   (aset (cdr context) 14 operation))
 
+(defun epg-context-set-operation-data (context operation-data)
+  "Set the name of the current cryptographic operation."
+  (unless (eq (car-safe context) 'epg-context)
+    (signal 'wrong-type-argument (list 'epg-context-p context)))
+  (aset (cdr context) 15 operation-data))
+
 (defun epg-make-signature (status &optional key-id)
   "Return a signature object."
   (cons 'epg-signature (vector status key-id nil nil nil nil nil nil nil nil
@@ -1145,8 +1157,14 @@ This function is for internal use only."
 		  (if (looking-at "\\[GNUPG:] \\([A-Z_]+\\) ?\\(.*\\)")
 		      (let* ((status (match-string 1))
 			     (string (match-string 2))
-			     (symbol (intern-soft (concat "epg--status-"
-							  status))))
+			     (handler-name (concat "epg--status-" status))
+			     (symbol (or (if (epg-context-operation-data
+					      epg-context)
+					     (intern-soft
+					      handler-name
+					      (epg-context-operation-data
+					       epg-context)))
+					 (intern-soft handler-name))))
 			(if (member status epg-pending-status-list)
 			    (setq epg-pending-status-list nil))
 			(if (and symbol
@@ -2476,6 +2494,32 @@ If you are unsure, use synchronous version of this function
     (epg-reset context)))
 
 ;;;###autoload
+(defun epg-start-edit-key (context key)
+  "Initiate an edit key operation.
+
+If you use this function, you will need to wait for the completion of
+`epg-gpg-program' by using `epg-wait-for-completion' and call
+`epg-reset' to clear a temporaly output file.
+If you are unsure, use synchronous version of this function
+`epg-edit-key' instead."
+  (epg-context-set-operation context 'edit-key)
+  (epg-context-set-result context nil)
+  (epg--start context (list "--with-colons" "--edit-key" "--"
+			    (epg-sub-key-id (car (epg-key-sub-key-list key))))))
+
+;;;###autoload
+(defun epg-edit-key (context key)
+  "Edit KEY in the key ring."
+  (unwind-protect
+      (progn
+	(epg-start-edit-key context key)
+	(epg-wait-for-completion context)
+	(if (epg-context-result-for context 'error)
+	    (error "Edit key failed: %S"
+		   (epg-context-result-for context 'error))))
+    (epg-reset context)))
+
+;;;###autoload
 (defun epg-start-sign-keys (context keys &optional local)
   "Initiate a sign keys operation.
 
-- 
1.7.10.4