From 57a7ed05dfa278d42d33b1544f8c6b3a39d4d5f1 Mon Sep 17 00:00:00 2001
From: j-dimension <info@j-lawyer.org>
Date: Thu, 14 Sep 2023 20:23:00 +0200
Subject: [PATCH] improve sending encrypted to mail address that is used in
 multiple addresses. close #2074

---
 .../jdimension/jlawyer/client/mail/EmailUtils.java | 14 ++++++++++++++
 .../jlawyer/client/mail/SendEmailDialog.java       |  6 ++++--
 .../jlawyer/client/mail/SendEncryptedAction.java   |  2 +-
 3 files changed, 19 insertions(+), 3 deletions(-)

diff --git a/j-lawyer-client/src/com/jdimension/jlawyer/client/mail/EmailUtils.java b/j-lawyer-client/src/com/jdimension/jlawyer/client/mail/EmailUtils.java
index b2fdf1550..88d97347b 100755
--- a/j-lawyer-client/src/com/jdimension/jlawyer/client/mail/EmailUtils.java
+++ b/j-lawyer-client/src/com/jdimension/jlawyer/client/mail/EmailUtils.java
@@ -666,6 +666,7 @@
 import com.jdimension.jlawyer.client.editors.EditorsRegistry;
 import com.jdimension.jlawyer.client.settings.UserSettings;
 import com.jdimension.jlawyer.client.utils.StringUtils;
+import com.jdimension.jlawyer.persistence.AddressBean;
 import com.jdimension.jlawyer.persistence.AppUserBean;
 import com.jdimension.jlawyer.persistence.MailboxSetup;
 import com.jdimension.jlawyer.security.Crypto;
@@ -1210,6 +1211,19 @@ public static Folder getTrashFolder(Folder[] inbox) throws Exception {
     public static boolean isIMAP(Folder f) {
         return (f instanceof IMAPFolder);
     }
+    
+    public static boolean sameCryptoPassword(AddressBean[] addresses) throws Exception {
+        ArrayList<String> passwords=new ArrayList<>();
+        for(AddressBean a: addresses) {
+            if(a.supportsCrypto()) {
+                if(!passwords.contains(a.getEncryptionPwd()))
+                    passwords.add(a.getEncryptionPwd());
+            } else {
+                return false;
+            }
+        }
+        return passwords.size()==1;
+    }
 
     // will only close the folder if it is IMAP, and do nothing otherwise
     public static void closeIfIMAP(Folder f) {
diff --git a/j-lawyer-client/src/com/jdimension/jlawyer/client/mail/SendEmailDialog.java b/j-lawyer-client/src/com/jdimension/jlawyer/client/mail/SendEmailDialog.java
index a5409f2b9..19f5c9fec 100755
--- a/j-lawyer-client/src/com/jdimension/jlawyer/client/mail/SendEmailDialog.java
+++ b/j-lawyer-client/src/com/jdimension/jlawyer/client/mail/SendEmailDialog.java
@@ -1973,7 +1973,9 @@ private int cryptoRecipients(ArrayList<String> mails) throws Exception {
         for (String m : mails) {
             AddressBean[] found = adr.searchSimple(m);
             if (found.length > 1) {
-                throw new Exception(m + " ist mehreren Kontakten zugeordnet - Verschlüsselung nicht möglich!");
+                if(!EmailUtils.sameCryptoPassword(found)) {
+                    throw new Exception(m + " ist mehreren Kontakten mit unterschiedlichen Verschlüsselungseinstellungen zugeordnet!");
+                }
             }
             if (found.length == 0) {
                 continue;
@@ -1984,7 +1986,7 @@ private int cryptoRecipients(ArrayList<String> mails) throws Exception {
         }
         return cryptoSupported;
     }
-
+    
     private void cmdAttachActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_cmdAttachActionPerformed
 
         String caseId = null;
diff --git a/j-lawyer-client/src/com/jdimension/jlawyer/client/mail/SendEncryptedAction.java b/j-lawyer-client/src/com/jdimension/jlawyer/client/mail/SendEncryptedAction.java
index 695f64a9b..048c8f815 100644
--- a/j-lawyer-client/src/com/jdimension/jlawyer/client/mail/SendEncryptedAction.java
+++ b/j-lawyer-client/src/com/jdimension/jlawyer/client/mail/SendEncryptedAction.java
@@ -845,7 +845,7 @@ public PasswordAuthentication getPasswordAuthentication() {
                     JLawyerServiceLocator locator = JLawyerServiceLocator.getInstance(settings.getLookupProperties());
                     AddressServiceRemote adr = locator.lookupAddressServiceRemote();
                     AddressBean[] found = adr.searchSimple(currentRecipientMail);
-                    if (found != null && found.length == 1 && found[0].supportsCrypto()) {
+                    if (found != null && found.length>0 && EmailUtils.sameCryptoPassword(found) && found[0].supportsCrypto()) {
                         File fIn = new File(unencrypted);
                         String fInDir = fIn.getParentFile().getPath();
                         String enc = PDFEncryptor.encryptPdf(unencrypted, fInDir, found[0].getEncryptionPwd());