From ce60785f8fddf91990da07513a2270fe6b34096d Mon Sep 17 00:00:00 2001
From: ueno <ueno>
Date: Thu, 20 Apr 2006 08:12:39 +0000
Subject: [PATCH] Fixed passphrase caching.

---
 pgg-epg.el |   34 +++++++++++++++++++---------------
 1 file changed, 19 insertions(+), 15 deletions(-)

diff --git a/pgg-epg.el b/pgg-epg.el
index a1705f5..39167da 100644
--- a/pgg-epg.el
+++ b/pgg-epg.el
@@ -32,21 +32,22 @@
 
 (defun pgg-epg-passphrase-callback (key-id ignore)
   (if (eq key-id 'SYM)
-      (pgg-read-passphrase "GnuPG passphrase for symmetric encryption: ")
-    (let ((passphrase
-	   (pgg-read-passphrase
-	    (format "GnuPG passphrase for %s: "
-		    (if entry
-			(cdr entry)
-		      pgg-gpg-key-id))
-	    (if (eq pgg-gpg-key-id 'PIN)
-		"PIN"
-	      pgg-gpg-key-id))))
+      (epg-passphrase-callback-function key-id nil)
+    (let* ((entry (assoc key-id epg-user-id-alist))
+	   (passphrase
+	    (pgg-read-passphrase
+	     (format "GnuPG passphrase for %s: "
+		     (if entry
+			 (cdr entry)
+		       key-id))
+	     (if (eq key-id 'PIN)
+		 "PIN"
+	       key-id))))
       (when passphrase
 	(pgg-add-passphrase-to-cache key-id passphrase)
-	(copy-sequence passphrase)
 	(setq pgg-epg-secret-key-id-list
-	      (cons key-id pgg-epg-secret-key-id-list))))))
+	      (cons key-id pgg-epg-secret-key-id-list))
+	(copy-sequence passphrase)))))
 
 (defun pgg-epg-encrypt-region (start end recipients &optional sign passphrase)
   "This function is for internal use only.
@@ -69,7 +70,8 @@ passphrase cache or user."
 				  (if pgg-encrypt-for-me
 				      (cons pgg-default-user-id recipients)
 				    recipients)
-				  sign t))
+				  sign t)
+	      pgg-epg-secret-key-id-list nil)
       (error
        (while pgg-epg-secret-key-id-list
 	 (pgg-remove-passphrase-from-cache (car pgg-epg-secret-key-id-list))
@@ -103,7 +105,8 @@ passphrase cache or user."
     (epg-context-set-textmode context pgg-text-mode)
     (epg-context-set-passphrase-callback context #'pgg-epg-passphrase-callback)
     (condition-case error
-	(setq plain (epg-decrypt-string context (buffer-substring start end)))
+	(setq plain (epg-decrypt-string context (buffer-substring start end))
+	      pgg-epg-secret-key-id-list nil)
       (error
        (while pgg-epg-secret-key-id-list
 	 (pgg-remove-passphrase-from-cache (car pgg-epg-secret-key-id-list))
@@ -133,7 +136,8 @@ passphrase cache or user."
 			       (buffer-substring start end)
 			       (if cleartext
 				   'clearsign
-				 'detached)))
+				 'detached))
+	      pgg-epg-secret-key-id-list nil)
       (error
        (while pgg-epg-secret-key-id-list
 	 (pgg-remove-passphrase-from-cache (car pgg-epg-secret-key-id-list))
-- 
1.7.10.4