From 5e2b31af60e09966c01458e9ed4ae64dee1e1cd1 Mon Sep 17 00:00:00 2001
From: Moxie Marlinspike <moxie@thoughtcrime.org>
Date: Thu, 23 May 2013 17:17:28 -0700
Subject: [PATCH] Add appropriate text for manual case when identity is
 trusted.

---
 res/layout/receive_key_activity.xml           |  3 +--
 res/values/strings.xml                        | 25 +++++++++++--------
 .../securesms/ReceiveKeyActivity.java         | 14 +++++++++--
 3 files changed, 27 insertions(+), 15 deletions(-)

diff --git a/res/layout/receive_key_activity.xml b/res/layout/receive_key_activity.xml
index d442ff5b6..85638cf6f 100644
--- a/res/layout/receive_key_activity.xml
+++ b/res/layout/receive_key_activity.xml
@@ -21,8 +21,7 @@
                       android:id="@+id/description_text"
                       android:layout_width="fill_parent"
                       android:layout_marginBottom="16dip"
-                      android:layout_marginTop="16dip"
-                      android:text="@string/receive_key_activity__the_signature_on_this_key_exchange_is_different"/>
+                      android:layout_marginTop="16dip"/>
 
             <LinearLayout android:layout_height="wrap_content"
                           android:layout_width="match_parent"
diff --git a/res/values/strings.xml b/res/values/strings.xml
index 66a6d116c..921449414 100644
--- a/res/values/strings.xml
+++ b/res/values/strings.xml
@@ -140,7 +140,20 @@
     <string name="ReceiveKeyActivity_you_have_received_a_key_exchange_message_from_s_you_have_previously_initiated">You have received a Key Exchange message from %s.  You have previously initiated a session with this contact, and by accepting this key you will complete the key exchange.  Would you like to complete this key exchange?</string>
     <string name="ReceiveKeyActivity_you_have_initiated_a_key_exchange_message_with_s_but_have_not_yet_received_a_reply">You have initiated a Key Exchange message with %s but have not yet received a reply.</string>
     <string name="ReceiveKeyActivity_you_have_received_a_key_exchange_message_from_s_you_have_no_existing_session">You have received a Key Exchange message from %s.  You have no existing session with this contact, would you like to complete this key exchange?</string>
-    
+    <string name="ReceiveKeyActivity_the_signature_on_this_key_exchange_is_different">The
+        signature on this key exchange is different than what you\'ve previously received from this
+        contact. This could either mean that someone is trying to intercept your communication, or
+        that this contact simply re-installed TextSecure and now has a new identity key.
+    </string>
+    <string name="ReceiveKeyActivity_you_may_wish_to_verify_this_contact">You may wish to verify
+        this contact.
+    </string>
+    <string name="ReceiveKeyActivity_the_signature_on_this_key_exchange_is_trusted_but">The
+        signature on this key exchange is trusted, but you have the \'automatically complete key
+        exchanges\' setting disabled.
+    </string>
+
+
     <!-- ReviewIdentitiesActivity -->
     <string name="ReviewIdentitiesActivity_unable_to_view_corrupted_identity_key_exclamation">Unable to view corrupted identity key!</string>
     <string name="ReviewIdentitiesActivity_delete_identity">Delete identity?</string>
@@ -317,11 +330,6 @@
     <string name="receive_key_activity__session">Session</string>
     <string name="receive_key_activity__identities">Identities</string>
     <string name="receive_key_activity__complete">Complete</string>
-    <string name="receive_key_activity__the_signature_on_this_key_exchange_is_different">The
-        signature on this key exchange is different than what you\'ve previously received from this
-        contact. This could either mean that someone is trying to intercept your communication, or
-        that this contact simply re-installed TextSecure and now has a new identity key.
-    </string>
 
     <!-- recipients_panel -->
     <string name="recipients_panel__to">To</string>
@@ -512,11 +520,6 @@
 
     <!-- verify_keys -->
     <string name="verify_keys__menu_verified">Verified</string>
-    <string name="ReceiveKeyActivity_you_may_wish_to_verify_this_contact">You may wish to verify
-        this contact.
-    </string>
-
-    <!-- Misc. piggybacking -->
 
     <!-- EOF -->
 
diff --git a/src/org/thoughtcrime/securesms/ReceiveKeyActivity.java b/src/org/thoughtcrime/securesms/ReceiveKeyActivity.java
index 0d53f3681..1c7adf802 100644
--- a/src/org/thoughtcrime/securesms/ReceiveKeyActivity.java
+++ b/src/org/thoughtcrime/securesms/ReceiveKeyActivity.java
@@ -84,7 +84,16 @@ public class ReceiveKeyActivity extends PassphraseRequiredSherlockActivity {
   }
 
   private void initializeText() {
-    SpannableString spannableString = new SpannableString(descriptionText.getText() + " " +
+    if (keyExchangeProcessor.isTrusted(keyExchangeMessage)) initializeTrustedText();
+    else                                                    initializeUntrustedText();
+  }
+
+  private void initializeTrustedText() {
+    descriptionText.setText(getString(R.string.ReceiveKeyActivity_the_signature_on_this_key_exchange_is_trusted_but));
+  }
+
+  private void initializeUntrustedText() {
+    SpannableString spannableString = new SpannableString(getString(R.string.ReceiveKeyActivity_the_signature_on_this_key_exchange_is_different) + " " +
                                                           getString(R.string.ReceiveKeyActivity_you_may_wish_to_verify_this_contact));
     spannableString.setSpan(new ClickableSpan() {
       @Override
@@ -94,7 +103,8 @@ public class ReceiveKeyActivity extends PassphraseRequiredSherlockActivity {
         intent.putExtra("master_secret", masterSecret);
         startActivity(intent);
       }
-    }, descriptionText.getText().length()+1, spannableString.length(), Spanned.SPAN_EXCLUSIVE_EXCLUSIVE);
+    }, getString(R.string.ReceiveKeyActivity_the_signature_on_this_key_exchange_is_different).length() +1,
+       spannableString.length(), Spanned.SPAN_EXCLUSIVE_EXCLUSIVE);
 
     descriptionText.setText(spannableString);
     descriptionText.setMovementMethod(LinkMovementMethod.getInstance());