From ef0bc6714a71555b05ca3dea10c274a40605810c Mon Sep 17 00:00:00 2001
From: Daniel Gultsch <daniel.gultsch@rwth-aachen.de>
Date: Fri, 9 May 2014 21:20:34 +0200
Subject: [PATCH] added dialog for otr file transfer

---
 res/menu/conversations.xml                    |  4 +--
 res/values/strings.xml                        |  3 +++
 .../ui/ConversationActivity.java              | 26 ++++++++++++++++++-
 3 files changed, 30 insertions(+), 3 deletions(-)

diff --git a/res/menu/conversations.xml b/res/menu/conversations.xml
index 58fd3bfa9..68bcc9576 100644
--- a/res/menu/conversations.xml
+++ b/res/menu/conversations.xml
@@ -4,13 +4,13 @@
         android:id="@+id/action_add"
         android:orderInCategory="10"
         android:icon="@drawable/ic_action_add"
-        android:showAsAction="always"
+        android:showAsAction="ifRoom"
         android:title="@string/action_add" />
     
     <item
         android:id="@+id/action_security"
         android:orderInCategory="20"
-        android:showAsAction="always"
+        android:showAsAction="ifRoom"
         android:icon="@drawable/ic_action_unsecure"
         android:title="@string/action_secure" />
     
diff --git a/res/values/strings.xml b/res/values/strings.xml
index 43ef5069a..5c8449644 100644
--- a/res/values/strings.xml
+++ b/res/values/strings.xml
@@ -89,4 +89,7 @@
     <string name="encrypted_message_received"><i>Encrypted message received. Touch to view and decrypt.</i></string>
     <string name="encrypted_image_received"><i>Encrypted image received. Touch to view and decrypt.</i></string>
     <string name="image_file"><i>Image received. Touch to view</i></string>
+    <string name="otr_file_transfer">OTR encryption not available</string>
+    <string name="otr_file_transfer_msg">Unfortunaly OTR encryption is not available for file transfer. You can choose either openPGP or no encryption.</string>
+    <string name="use_pgp_encryption">Use openPGP encryption</string>
 </resources>
diff --git a/src/eu/siacs/conversations/ui/ConversationActivity.java b/src/eu/siacs/conversations/ui/ConversationActivity.java
index d3e3737fa..234730fc2 100644
--- a/src/eu/siacs/conversations/ui/ConversationActivity.java
+++ b/src/eu/siacs/conversations/ui/ConversationActivity.java
@@ -2,7 +2,6 @@ package eu.siacs.conversations.ui;
 
 import java.io.FileNotFoundException;
 import java.lang.ref.WeakReference;
-import java.math.BigInteger;
 import java.util.ArrayList;
 import java.util.Hashtable;
 import java.util.List;
@@ -390,6 +389,31 @@ public class ConversationActivity extends XmppActivity {
 			}
 		} else if (getSelectedConversation().getNextEncryption() == Message.ENCRYPTION_NONE) {
 			attachFileDialog();
+		} else {
+			AlertDialog.Builder builder = new AlertDialog.Builder(this);
+			builder.setTitle(getString(R.string.otr_file_transfer));
+			builder.setMessage(getString(R.string.otr_file_transfer_msg));
+			builder.setNegativeButton(getString(R.string.cancel), null);
+			if (conversation.getContact().getPgpKeyId()==0) {
+				builder.setPositiveButton(getString(R.string.send_unencrypted), new OnClickListener() {
+					
+					@Override
+					public void onClick(DialogInterface dialog, int which) {
+						conversation.setNextEncryption(Message.ENCRYPTION_NONE);
+						attachFile();
+					}
+				});
+			} else {
+				builder.setPositiveButton(getString(R.string.use_pgp_encryption), new OnClickListener() {
+					
+					@Override
+					public void onClick(DialogInterface dialog, int which) {
+						conversation.setNextEncryption(Message.ENCRYPTION_PGP);
+						attachFile();
+					}
+				});
+			}
+			builder.create().show();
 		}
 	}