From a4e18c515c61674dbe04f93fecce2b71c91f840b Mon Sep 17 00:00:00 2001
From: Moxie Marlinspike <moxie@thoughtcrime.org>
Date: Wed, 11 Mar 2015 14:23:45 -0700
Subject: [PATCH] Remove encrypted SMS transport, simplify transport options.

Closes #2647

// FREEBIE
---
 res/layout/conversation_activity.xml          |   4 +-
 res/layout/outgoing_sms_preference.xml        |  53 -----
 res/layout/registration_activity.xml          |   3 +-
 res/menu/conversation_insecure_no_push.xml    |  13 --
 res/values/arrays.xml                         |  42 ----
 res/values/attrs.xml                          |   3 +-
 res/values/strings.xml                        |  29 +--
 res/values/themes.xml                         |   6 +-
 res/xml/preferences_sms_mms.xml               |   4 -
 .../securesms/AutoInitiateActivity.java       | 120 ----------
 .../securesms/ConversationActivity.java       | 137 +++---------
 .../securesms/ConversationItem.java           |  76 ++-----
 .../securesms/ConversationListFragment.java   |   6 +-
 .../securesms/ReceiveKeyActivity.java         |  75 ++-----
 .../securesms/RegistrationActivity.java       |   4 +-
 .../securesms/TransportOption.java            |  62 ++++--
 .../securesms/TransportOptions.java           | 207 +++++++++---------
 .../securesms/TransportOptionsAdapter.java    |  45 ++--
 .../securesms/TransportOptionsPopup.java      |  73 ++++++
 .../securesms/components/ComposeText.java     |  36 +++
 .../components/OutgoingSmsPreference.java     |  65 ------
 .../components/PushRegistrationReminder.java  |  17 +-
 .../securesms/components/ReminderView.java    |   6 +-
 .../securesms/components/SendButton.java      | 101 +++++----
 .../securesms/contacts/ContactsDatabase.java  |   6 +-
 .../crypto/KeyExchangeInitiator.java          |  89 --------
 .../securesms/crypto/MmsCipher.java           | 134 ------------
 .../securesms/crypto/SecurityEvent.java       |   4 +
 .../securesms/crypto/SmsCipher.java           | 128 -----------
 .../securesms/database/MmsDatabase.java       |   5 -
 .../securesms/database/SmsDatabase.java       |  34 +--
 .../database/TextSecureDirectory.java         |   2 +-
 .../database/model/MessageRecord.java         |  15 +-
 .../database/model/SmsMessageRecord.java      |   5 +-
 .../securesms/jobs/DirectoryRefreshJob.java   |   2 +
 .../securesms/jobs/MmsDownloadJob.java        |  21 +-
 .../securesms/jobs/MmsSendJob.java            |  29 +--
 .../securesms/jobs/PushDecryptJob.java        |   2 -
 .../securesms/jobs/PushMediaSendJob.java      |  65 ++----
 .../securesms/jobs/PushSendJob.java           |  37 +---
 .../securesms/jobs/PushTextSendJob.java       |  78 ++-----
 .../thoughtcrime/securesms/jobs/SendJob.java  |   1 +
 .../securesms/jobs/SmsDecryptJob.java         | 134 +-----------
 .../securesms/jobs/SmsReceiveJob.java         |  13 +-
 .../securesms/jobs/SmsSendJob.java            |  84 +------
 .../securesms/mms/MmsSendResult.java          |  14 +-
 .../preferences/SmsMmsPreferenceFragment.java |  73 +-----
 .../thoughtcrime/securesms/protocol/Tag.java  |  33 ---
 .../sms/IncomingIdentityUpdateMessage.java    |  30 ---
 .../sms/IncomingKeyExchangeMessage.java       |  85 -------
 .../sms/IncomingPreKeyBundleMessage.java      |   3 +-
 .../securesms/sms/IncomingTextMessage.java    |   4 -
 .../sms/MultipartSmsMessageHandler.java       | 100 ---------
 .../InsecureFallbackApprovalException.java    |   3 +-
 .../SecureFallbackApprovalException.java      |   7 -
 .../util/MmsCharacterCalculator.java          |  11 +
 .../securesms/util/TextSecurePreferences.java |  55 +----
 57 files changed, 541 insertions(+), 1952 deletions(-)
 delete mode 100644 res/layout/outgoing_sms_preference.xml
 delete mode 100644 res/menu/conversation_insecure_no_push.xml
 delete mode 100644 src/org/thoughtcrime/securesms/AutoInitiateActivity.java
 create mode 100644 src/org/thoughtcrime/securesms/TransportOptionsPopup.java
 create mode 100644 src/org/thoughtcrime/securesms/components/ComposeText.java
 delete mode 100644 src/org/thoughtcrime/securesms/components/OutgoingSmsPreference.java
 delete mode 100644 src/org/thoughtcrime/securesms/crypto/KeyExchangeInitiator.java
 delete mode 100644 src/org/thoughtcrime/securesms/crypto/MmsCipher.java
 delete mode 100644 src/org/thoughtcrime/securesms/crypto/SmsCipher.java
 delete mode 100644 src/org/thoughtcrime/securesms/protocol/Tag.java
 delete mode 100644 src/org/thoughtcrime/securesms/sms/IncomingIdentityUpdateMessage.java
 delete mode 100644 src/org/thoughtcrime/securesms/sms/IncomingKeyExchangeMessage.java
 delete mode 100644 src/org/thoughtcrime/securesms/sms/MultipartSmsMessageHandler.java
 delete mode 100644 src/org/thoughtcrime/securesms/transport/SecureFallbackApprovalException.java
 create mode 100644 src/org/thoughtcrime/securesms/util/MmsCharacterCalculator.java

diff --git a/res/layout/conversation_activity.xml b/res/layout/conversation_activity.xml
index 20668001a9..1e0caef905 100644
--- a/res/layout/conversation_activity.xml
+++ b/res/layout/conversation_activity.xml
@@ -78,7 +78,7 @@
                         android:contentDescription="@string/conversation_activity__emoji_toggle_description"
                         android:padding="10dp"/>
 
-                <EditText
+                <org.thoughtcrime.securesms.components.ComposeText
                         android:id="@+id/embedded_text_editor"
                         android:layout_width="0dp"
                         android:layout_height="wrap_content"
@@ -89,7 +89,7 @@
                         android:paddingRight="0dp"
                         android:imeOptions="actionSend|flagNoEnterAction|flagNoExtractUi"
                         android:inputType="textShortMessage|textAutoCorrect|textCapSentences|textMultiLine"
-                        android:maxLength="1000"
+                        android:maxLength="2000"
                         android:maxLines="4"
                         android:nextFocusForward="@+id/send_button"
                         android:nextFocusRight="@+id/send_button"
diff --git a/res/layout/outgoing_sms_preference.xml b/res/layout/outgoing_sms_preference.xml
deleted file mode 100644
index 34c0f2e609..0000000000
--- a/res/layout/outgoing_sms_preference.xml
+++ /dev/null
@@ -1,53 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
-    android:layout_width="fill_parent"
-    android:layout_height="fill_parent"
-    android:orientation="vertical"
-    android:paddingTop="15dp"
-    android:paddingLeft="15dp"
-    android:paddingBottom="15dp"
-    android:paddingRight="10dp">
-
-    <CheckBox android:id="@+id/data_users"
-        style="@style/TextSecureDialogPrimaryText"
-        android:layout_width="match_parent"
-        android:layout_height="wrap_content"
-        android:checkMark="?android:attr/listChoiceIndicatorMultiple"
-        android:singleLine="true"
-        android:text="@string/preferences__sms_outgoing_push_users" />
-
-    <TextView
-        style="@style/TextSecureDialogSecondaryText"
-        android:layout_width="wrap_content"
-        android:layout_height="wrap_content"
-        android:layout_marginTop="-5dp"
-        android:layout_marginLeft="32dp"
-        android:textSize="12sp"
-        android:text="@string/preferences__sms_outgoing_push_users_description" />
-
-    <CheckBox android:id="@+id/ask_before_fallback_data"
-        style="@style/TextSecureDialogPrimaryText"
-        android:layout_width="match_parent"
-        android:layout_height="wrap_content"
-        android:textSize="14sp"
-        android:checkMark="?android:attr/listChoiceIndicatorMultiple"
-        android:text="@string/preferences__sms_fallback_ask_before_sending_sms_mms"
-        android:layout_marginLeft="25dp" />
-
-    <CheckBox android:id="@+id/never_send_mms"
-              style="@style/TextSecureDialogPrimaryText"
-              android:layout_width="match_parent"
-              android:layout_height="wrap_content"
-              android:textSize="14sp"
-              android:checkMark="?android:attr/listChoiceIndicatorMultiple"
-              android:text="@string/preferences__sms_fallback_never_send_mms"
-              android:layout_marginLeft="25dp" />
-
-    <CheckBox android:id="@+id/non_data_users"
-        style="@style/TextSecureDialogPrimaryText"
-        android:layout_width="match_parent"
-        android:layout_height="wrap_content"
-        android:checkMark="?android:attr/listChoiceIndicatorMultiple"
-        android:text="@string/preferences__sms_fallback_non_push_users" />
-
-</LinearLayout>
\ No newline at end of file
diff --git a/res/layout/registration_activity.xml b/res/layout/registration_activity.xml
index 103e2b25f6..5c0b3007e4 100644
--- a/res/layout/registration_activity.xml
+++ b/res/layout/registration_activity.xml
@@ -77,7 +77,8 @@
                       android:orientation="horizontal">
 
             <Button android:id="@+id/skipButton"
-                    android:text="@string/registration_activity__skip"
+                    android:visibility="gone"
+                    android:text="@android:string/cancel"
                     android:layout_width="0dp"
                     android:layout_height="wrap_content"
                     android:layout_marginRight="5dip"
diff --git a/res/menu/conversation_insecure_no_push.xml b/res/menu/conversation_insecure_no_push.xml
deleted file mode 100644
index 5c5b77c4db..0000000000
--- a/res/menu/conversation_insecure_no_push.xml
+++ /dev/null
@@ -1,13 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<menu xmlns:android="http://schemas.android.com/apk/res/android" xmlns:app="http://schemas.android.com/apk/res-auto">
-    <item android:title="@string/conversation_insecure__security"
-          android:id="@+id/menu_security"
-          android:icon="?menu_unlock_icon"
-          app:showAsAction="ifRoom">
-          <menu>
-              <item android:title="@string/conversation_insecure__menu_start_secure_session"
-                    android:id="@+id/menu_start_secure_session" />
-
-          </menu>
-    </item>
-</menu>
diff --git a/res/values/arrays.xml b/res/values/arrays.xml
index e84a532aa3..63a4b7e902 100644
--- a/res/values/arrays.xml
+++ b/res/values/arrays.xml
@@ -143,48 +143,6 @@
     <item>custom</item>
   </string-array>
 
-  <string-array name="transport_selection_entries_text">
-    <item>@string/ConversationActivity_transport_insecure_sms</item>
-    <item>@string/ConversationActivity_transport_secure_sms</item>
-    <item>@string/ConversationActivity_transport_textsecure</item>
-  </string-array>
-
-  <string-array name="transport_selection_entries_media">
-    <item>@string/ConversationActivity_transport_insecure_mms</item>
-    <item>@string/ConversationActivity_transport_secure_mms</item>
-    <item>@string/ConversationActivity_transport_textsecure</item>
-  </string-array>
-
-  <string-array name="transport_selection_entries_compose_text">
-    <item>@string/conversation_activity__type_message_sms_insecure</item>
-    <item>@string/conversation_activity__type_message_sms_secure</item>
-    <item>@string/conversation_activity__type_message_push</item>
-  </string-array>
-
-  <string-array name="transport_selection_entries_compose_media">
-    <item>@string/conversation_activity__type_message_mms_insecure</item>
-    <item>@string/conversation_activity__type_message_mms_secure</item>
-    <item>@string/conversation_activity__type_message_push</item>
-  </string-array>
-
-  <string-array name="transport_selection_values">
-    <item>insecure_sms</item>
-    <item>secure_sms</item>
-    <item>textsecure</item>
-  </string-array>
-
-  <string-array name="transport_selection_icons_light">
-    <item>@drawable/ic_send_sms_insecure</item>
-    <item>@drawable/ic_send_sms_secure</item>
-    <item>@drawable/ic_send_push</item>
-  </string-array>
-
-  <string-array name="transport_selection_icons_dark">
-    <item>@drawable/ic_send_sms_insecure_dark</item>
-    <item>@drawable/ic_send_sms_secure</item>
-    <item>@drawable/ic_send_push</item>
-  </string-array>
-
   <string-array name="pref_repeat_alerts_entries">
       <item>@string/preferences__never</item>
       <item>@string/preferences__one_time</item>
diff --git a/res/values/attrs.xml b/res/values/attrs.xml
index eb980a52bc..2f11893116 100644
--- a/res/values/attrs.xml
+++ b/res/values/attrs.xml
@@ -31,7 +31,8 @@
     <attr name="conversation_send_button_sms_secure" format="reference"/>
     <attr name="conversation_send_button_sms_insecure" format="reference"/>
     <attr name="conversation_delivery_delivered" format="reference"/>
-    <attr name="conversation_transport_indicators" format="reference"/>
+    <attr name="conversation_transport_sms_indicator" format="reference"/>
+    <attr name="conversation_transport_push_indicator" format="reference"/>
     <attr name="conversation_transport_popup_background" format="reference"/>
     <attr name="conversation_emoji_toggle" format="reference"/>
     <attr name="conversation_keyboard_toggle" format="reference"/>
diff --git a/res/values/strings.xml b/res/values/strings.xml
index a69ad59adb..04441c003f 100644
--- a/res/values/strings.xml
+++ b/res/values/strings.xml
@@ -78,15 +78,11 @@
     <string name="ConversationItem_error_received_stale_key_exchange_message">Error, received stale key exchange message.</string>
     <string name="ConversationItem_received_key_exchange_message_click_to_process">Received key exchange message, click to process.</string>
     <string name="ConversationItem_group_action_left">%1$s has left the group.</string>
-    <string name="ConversationItem_click_to_approve_sms">Tap for SMS fallback</string>
-    <string name="ConversationItem_click_to_approve_mms">Tap for MMS fallback</string>
     <string name="ConversationItem_click_for_details">Tap for details</string>
     <string name="ConversationItem_click_to_approve_unencrypted">Tap for unsecured fallback</string>
-    <string name="ConversationItem_click_to_approve_sms_dialog_title">Fallback to SMS?</string>
-    <string name="ConversationItem_click_to_approve_mms_dialog_title">Fallback to MMS?</string>
     <string name="ConversationItem_click_to_approve_unencrypted_sms_dialog_title">Fallback to unencrypted SMS?</string>
     <string name="ConversationItem_click_to_approve_unencrypted_mms_dialog_title">Fallback to unencrypted MMS?</string>
-    <string name="ConversationItem_click_to_approve_unencrypted_dialog_message">This message will <b>not</b> be encrypted because a secure session could not be established.\n\nSend unsecured message?</string>
+    <string name="ConversationItem_click_to_approve_unencrypted_dialog_message">This message will <b>not</b> be encrypted because the recipient is no longer a TextSecure user.\n\nSend unsecured message?</string>
     <string name="ConversationItem_unable_to_open_media">Can\'t find an app able to open this media.</string>
 
     <!-- ConversationActivity -->
@@ -117,8 +113,6 @@
     <string name="ConversationActivity_are_you_sure_you_want_to_leave_this_group">Are you sure you want to leave this group?</string>
     <string name="ConversationActivity_transport_insecure_sms">Insecure SMS</string>
     <string name="ConversationActivity_transport_insecure_mms">Insecure MMS</string>
-    <string name="ConversationActivity_transport_secure_sms">Secure SMS</string>
-    <string name="ConversationActivity_transport_secure_mms">Secure MMS</string>
     <string name="ConversationActivity_transport_textsecure">TextSecure</string>
     <string name="ConversationActivity_get_with_it">Get with it: %s</string>
     <string name="ConversationActivity_install_textsecure">Install TextSecure: %s</string>
@@ -294,10 +288,6 @@
     <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>
     <string name="ReceiveKeyActivity_processing">Processing</string>
     <string name="ReceiveKeyActivity_processing_key_exchange">Processing key exchange…</string>
 
@@ -453,10 +443,6 @@
     <!-- QuickResponseService -->
     <string name="QuickResponseService_sorry_quick_response_is_not_yet_supported_by_textsecure">Sorry, Quick Response is not yet supported by TextSecure!</string>
 
-    <!-- auto_initiate_activity -->
-    <string name="auto_initiate_activity__you_have_received_a_message_from_someone_who_supports_textsecure_encrypted_sessions_would_you_like_to_initiate_a_secure_session">You have received a message from someone who supports TextSecure encrypted sessions.  Would you like to initiate a secure session?</string>
-    <string name="auto_initiate_activity__initiate_exchange">Initiate exchange</string>
-
     <!-- change_passphrase_activity -->
     <string name="change_passphrase_activity__old_passphrase">OLD PASSPHRASE:</string>
     <string name="change_passphrase_activity__new_passphrase">NEW PASSPHRASE:</string>
@@ -581,7 +567,7 @@
 
     <!-- registration_activity -->
     <string name="registration_activity__textsecure_can_use_instant_messages_to_avoid_sms_charges_when_communicating_with_other_textsecure_users">
-        Registering is free and increases privacy when messaging other TextSecure users. Please verify your phone number.
+        Verify your phone number to connect with TextSecure.
     </string>
     <string name="registration_activity__your_country">YOUR COUNTRY</string>
     <string name="registration_activity__your_country_code_and_phone_number">YOUR COUNTRY CODE AND
@@ -590,7 +576,6 @@
     <string name="registration_activity__phone_number">PHONE NUMBER</string>
     <string name="registration_activity__register">Register</string>
     <string name="registration_activity__registration_will_transmit_some_contact_information_to_the_server_temporariliy">Registration transmits some contact information to the server. It is not stored.</string>
-    <string name="registration_activity__skip">Skip</string>
 
     <!-- registration_problems -->
     <string name="registration_problems__some_possible_problems_include">Some possible problems
@@ -689,7 +674,6 @@
     <string name="AndroidManifest__public_identity_key">Public identity key</string>
     <string name="AndroidManifest__change_passphrase">Change passphrase</string>
     <string name="AndroidManifest__verify_identity">Verify identity</string>
-    <string name="AndroidManifest__complete_key_exchange">Complete key exchange</string>
     <string name="AndroidManifest__log_submit">Submit debug logs</string>
     <string name="AndroidManifest__media_preview">Media Preview</string>
     <string name="AndroidManifest__media_overview">All images</string>
@@ -730,13 +714,11 @@
     <string name="preferences__choose_your_contact_entry_from_the_contacts_list">Choose your contact entry from the contacts list.</string>
     <string name="preferences__change_passphrase">Change passphrase</string>
     <string name="preferences__change_my_passphrase">Change my passphrase</string>
-    <string name="preferences__complete_key_exchanges">Complete key exchanges</string>
     <string name="preferences__enable_passphrase">Enable passphrase</string>
     <string name="preferences__passphrase_summary">Passphrase %s</string>
     <string name="preferences__enable_local_encryption_of_messages_and_keys">Enable local encryption of messages and keys</string>
     <string name="preferences__screen_security">Screen security</string>
     <string name="preferences__screen_security_summary">Screen security %s</string>
-    <string name="preferences__automatically_complete_key_exchanges_for_new_sessions_or_for_existing_sessions_with_the_same_identity_key">Automatically complete key exchanges for new sessions or for existing sessions with the same identity key</string>
     <string name="preferences__disable_screen_security_to_allow_screen_shots">Block screenshots in the recents list and inside the app</string>
     <string name="preferences__forget_passphrase_from_memory_after_some_interval">Forget passphrase from memory after some interval</string>
     <string name="preferences__timeout_passphrase">Timeout passphrase</string>
@@ -840,13 +822,6 @@
     <!-- refreshing push directory from menu -->
     <string name="push_directory__menu_refresh">Refresh contact list</string>
 
-    <!-- conversation_button_context -->
-    <string name="conversation_button_context__send_textsecure_message">Send TextSecure message</string>
-    <string name="conversation_button_context__send_secure_sms">Send secure SMS</string>
-    <string name="conversation_button_context__send_insecure_sms">Send unsecured SMS</string>
-    <string name="conversation_button_context__send_secure_mms">Send secure MMS</string>
-    <string name="conversation_button_context__send_insecure_mms">Send unsecured MMS</string>
-
     <!-- conversation_callable -->
     <string name="conversation_callable__menu_call">Call</string>
 
diff --git a/res/values/themes.xml b/res/values/themes.xml
index 42a0949cc6..d3b6f58ff0 100644
--- a/res/values/themes.xml
+++ b/res/values/themes.xml
@@ -48,7 +48,8 @@
         <item name="conversation_send_button_sms_secure">@drawable/ic_send_sms_secure</item>
         <item name="conversation_send_button_sms_insecure">@drawable/ic_send_sms_insecure</item>
         <item name="conversation_delivery_delivered">@drawable/ic_delivery_delivered_dark</item>
-        <item name="conversation_transport_indicators">@array/transport_selection_icons_light</item>
+        <item name="conversation_transport_sms_indicator">@drawable/ic_send_sms_insecure_dark</item>
+        <item name="conversation_transport_push_indicator">@drawable/ic_send_push</item>
         <item name="conversation_transport_popup_background">@color/white</item>
         <item name="conversation_emoji_toggle">@drawable/ic_emoji_dark</item>
         <item name="conversation_keyboard_toggle">@drawable/ic_ime_dark</item>
@@ -173,7 +174,8 @@
         <item name="conversation_send_button_sms_secure">@drawable/ic_send_sms_secure</item>
         <item name="conversation_send_button_sms_insecure">@drawable/ic_send_sms_insecure_dark</item>
         <item name="conversation_delivery_delivered">@drawable/ic_delivery_delivered_dark</item>
-        <item name="conversation_transport_indicators">@array/transport_selection_icons_dark</item>
+        <item name="conversation_transport_sms_indicator">@drawable/ic_send_sms_insecure_dark</item>
+        <item name="conversation_transport_push_indicator">@drawable/ic_send_push</item>
         <item name="conversation_transport_popup_background">@color/black</item>
         <item name="conversation_emoji_toggle">@drawable/ic_emoji_light</item>
         <item name="conversation_keyboard_toggle">@drawable/ic_ime_light</item>
diff --git a/res/xml/preferences_sms_mms.xml b/res/xml/preferences_sms_mms.xml
index 3acfea7187..258b793f5a 100644
--- a/res/xml/preferences_sms_mms.xml
+++ b/res/xml/preferences_sms_mms.xml
@@ -15,10 +15,6 @@
                 android:title="@string/preferences__make_default_sms_app"
                 android:summary="@string/preferences__make_textsecure_the_default_sms_mms_app" />
 
-    <org.thoughtcrime.securesms.components.OutgoingSmsPreference
-        android:key="pref_outgoing_sms"
-        android:title="@string/preferences__sms_fallback" />
-
     <CheckBoxPreference android:defaultValue="false"
                         android:key="pref_delivery_report_sms"
                         android:summary="@string/preferences__request_a_delivery_report_for_each_sms_message_you_send"
diff --git a/src/org/thoughtcrime/securesms/AutoInitiateActivity.java b/src/org/thoughtcrime/securesms/AutoInitiateActivity.java
deleted file mode 100644
index b988c3f819..0000000000
--- a/src/org/thoughtcrime/securesms/AutoInitiateActivity.java
+++ /dev/null
@@ -1,120 +0,0 @@
-/**
- * Copyright (C) 2011 Whisper Systems
- *
- * This program is free software: you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation, either version 3 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
- */
-package org.thoughtcrime.securesms;
-
-import android.content.Context;
-import android.content.SharedPreferences;
-import android.os.Bundle;
-import android.preference.PreferenceManager;
-import android.util.Log;
-import android.view.View;
-import android.widget.Button;
-
-import org.thoughtcrime.securesms.crypto.KeyExchangeInitiator;
-import org.thoughtcrime.securesms.crypto.MasterSecret;
-import org.thoughtcrime.securesms.crypto.SessionUtil;
-import org.thoughtcrime.securesms.protocol.Tag;
-import org.thoughtcrime.securesms.recipients.Recipient;
-import org.thoughtcrime.securesms.recipients.RecipientFactory;
-import org.thoughtcrime.securesms.util.MemoryCleaner;
-import org.thoughtcrime.securesms.util.TextSecurePreferences;
-
-/**
- * Activity which prompts the user to initiate a secure
- * session.  Initiated by whitespace tag detection from
- * the remote endpoint.
- *
- * @author Moxie Marlinspike
- *
- */
-public class AutoInitiateActivity extends BaseActivity {
-
-  private long threadId;
-  private Recipient recipient;
-  private MasterSecret masterSecret;
-
-  @Override
-  public void onCreate(Bundle icicle) {
-    super.onCreate(icicle);
-    setContentView(R.layout.auto_initiate_activity);
-
-    initializeResources();
-  }
-
-  @Override
-  public void onDestroy() {
-    MemoryCleaner.clean(masterSecret);
-    super.onDestroy();
-  }
-
-  private void initializeResources() {
-    this.threadId     = this.getIntent().getLongExtra("threadId", -1);
-    this.recipient    = RecipientFactory.getRecipientForId(this, this.getIntent().getLongExtra("recipient", -1), true);
-    this.masterSecret = this.getIntent().getParcelableExtra("masterSecret");
-
-    ((Button)findViewById(R.id.initiate_button)).setOnClickListener(new OkListener());
-    ((Button)findViewById(R.id.cancel_button)).setOnClickListener(new CancelListener());
-  }
-
-  private void initiateKeyExchange() {
-    KeyExchangeInitiator.initiate(this, masterSecret, recipient, true);
-    finish();
-  }
-
-  private class OkListener implements View.OnClickListener {
-    @Override
-    public void onClick(View v) {
-      initiateKeyExchange();
-    }
-  }
-
-  private class CancelListener implements View.OnClickListener {
-    @Override
-    public void onClick(View v) {
-      Log.w("AutoInitiateActivity", "Exempting threadID: " + threadId);
-      exemptThread(AutoInitiateActivity.this, threadId);
-      AutoInitiateActivity.this.finish();
-    }
-  }
-
-  public static void exemptThread(Context context, long threadId) {
-    SharedPreferences sp = PreferenceManager.getDefaultSharedPreferences(context);
-    sp.edit().putBoolean("pref_thread_auto_init_exempt_" + threadId, true).apply();
-  }
-
-  public static boolean isValidAutoInitiateSituation(Context context, MasterSecret masterSecret,
-                 Recipient recipient, String message, long threadId)
-  {
-    return
-        Tag.isTagged(message)                           &&
-        TextSecurePreferences.isPushRegistered(context) &&
-        isThreadQualified(context, threadId)            &&
-        isExchangeQualified(context, masterSecret, recipient);
-  }
-
-  private static boolean isThreadQualified(Context context, long threadId) {
-    SharedPreferences sp = PreferenceManager.getDefaultSharedPreferences(context);
-    return !sp.getBoolean("pref_thread_auto_init_exempt_" + threadId, false);
-  }
-
-  private static boolean isExchangeQualified(Context context,
-                                             MasterSecret masterSecret,
-                                             Recipient recipient)
-  {
-    return SessionUtil.hasSession(context, masterSecret, recipient);
-  }
-}
diff --git a/src/org/thoughtcrime/securesms/ConversationActivity.java b/src/org/thoughtcrime/securesms/ConversationActivity.java
index 1f7388c086..5ce3c4f9c5 100644
--- a/src/org/thoughtcrime/securesms/ConversationActivity.java
+++ b/src/org/thoughtcrime/securesms/ConversationActivity.java
@@ -45,23 +45,21 @@ import android.view.View.OnFocusChangeListener;
 import android.view.View.OnKeyListener;
 import android.view.inputmethod.EditorInfo;
 import android.view.inputmethod.InputMethodManager;
-import android.widget.EditText;
 import android.widget.TextView;
 import android.widget.Toast;
 
 import com.google.protobuf.ByteString;
 
 import org.thoughtcrime.securesms.TransportOptions.OnTransportChangedListener;
+import org.thoughtcrime.securesms.components.ComposeText;
 import org.thoughtcrime.securesms.components.EmojiDrawer;
 import org.thoughtcrime.securesms.components.EmojiToggle;
 import org.thoughtcrime.securesms.components.SendButton;
 import org.thoughtcrime.securesms.contacts.ContactAccessor;
 import org.thoughtcrime.securesms.contacts.ContactAccessor.ContactData;
-import org.thoughtcrime.securesms.crypto.KeyExchangeInitiator;
 import org.thoughtcrime.securesms.crypto.MasterCipher;
 import org.thoughtcrime.securesms.crypto.MasterSecret;
 import org.thoughtcrime.securesms.crypto.SecurityEvent;
-import org.thoughtcrime.securesms.crypto.SessionUtil;
 import org.thoughtcrime.securesms.database.DatabaseFactory;
 import org.thoughtcrime.securesms.database.DraftDatabase;
 import org.thoughtcrime.securesms.database.DraftDatabase.Draft;
@@ -80,7 +78,6 @@ import org.thoughtcrime.securesms.mms.OutgoingSecureMediaMessage;
 import org.thoughtcrime.securesms.mms.Slide;
 import org.thoughtcrime.securesms.mms.SlideDeck;
 import org.thoughtcrime.securesms.notifications.MessageNotifier;
-import org.thoughtcrime.securesms.protocol.Tag;
 import org.thoughtcrime.securesms.recipients.Recipient;
 import org.thoughtcrime.securesms.recipients.RecipientFactory;
 import org.thoughtcrime.securesms.recipients.RecipientFormattingException;
@@ -108,6 +105,7 @@ import java.security.NoSuchAlgorithmException;
 import java.security.SecureRandom;
 import java.util.List;
 
+import static org.thoughtcrime.securesms.TransportOption.Type;
 import static org.thoughtcrime.securesms.database.GroupDatabase.GroupRecord;
 import static org.thoughtcrime.securesms.recipients.Recipient.RecipientModifiedListener;
 import static org.whispersystems.textsecure.internal.push.PushMessageProtos.PushMessageContent.GroupContext;
@@ -142,7 +140,7 @@ public class ConversationActivity extends PassphraseRequiredActionBarActivity
   private static final int GROUP_EDIT        = 5;
 
   private MasterSecret masterSecret;
-  private EditText     composeText;
+  private ComposeText  composeText;
   private SendButton   sendButton;
   private TextView     charactersLeft;
 
@@ -158,10 +156,9 @@ public class ConversationActivity extends PassphraseRequiredActionBarActivity
   private int        distributionType;
   private boolean    isEncryptedConversation;
   private boolean    isMmsEnabled = true;
-  private boolean    isCharactersLeftViewEnabled;
 
-  private DynamicTheme        dynamicTheme        = new DynamicTheme();
-  private DynamicLanguage     dynamicLanguage     = new DynamicLanguage();
+  private DynamicTheme    dynamicTheme    = new DynamicTheme();
+  private DynamicLanguage dynamicLanguage = new DynamicLanguage();
 
   @Override
   protected void onCreate(Bundle state) {
@@ -264,13 +261,10 @@ public class ConversationActivity extends PassphraseRequiredActionBarActivity
     MenuInflater inflater = this.getMenuInflater();
     menu.clear();
 
-    boolean pushRegistered = TextSecurePreferences.isPushRegistered(this);
-
     if (isSingleConversation() && isEncryptedConversation) {
       inflater.inflate(R.menu.conversation_secure_identity, menu);
       inflater.inflate(R.menu.conversation_secure_sms, menu.findItem(R.id.menu_security).getSubMenu());
     } else if (isSingleConversation()) {
-      if (!pushRegistered) inflater.inflate(R.menu.conversation_insecure_no_push, menu);
       inflater.inflate(R.menu.conversation_insecure, menu);
     }
 
@@ -310,7 +304,6 @@ public class ConversationActivity extends PassphraseRequiredActionBarActivity
     case R.id.menu_add_attachment:            handleAddAttachment();                             return true;
     case R.id.menu_view_media:                handleViewMedia();                                 return true;
     case R.id.menu_add_to_contacts:           handleAddToContacts();                             return true;
-    case R.id.menu_start_secure_session:      handleStartSecureSession();                        return true;
     case R.id.menu_abort_session:             handleAbortSecureSession();                        return true;
     case R.id.menu_verify_identity:           handleVerifyIdentity();                            return true;
     case R.id.menu_group_recipients:          handleDisplayGroupRecipients();                    return true;
@@ -362,33 +355,6 @@ public class ConversationActivity extends PassphraseRequiredActionBarActivity
     startActivity(verifyIdentityIntent);
   }
 
-  private void handleStartSecureSession() {
-    if (getRecipients() == null) {
-      Toast.makeText(this, getString(R.string.ConversationActivity_invalid_recipient),
-                     Toast.LENGTH_LONG).show();
-      return;
-    }
-
-    final Recipient recipient   = getRecipients().getPrimaryRecipient();
-    String recipientName        = (recipient.getName() == null ? recipient.getNumber() : recipient.getName());
-    AlertDialog.Builder builder = new AlertDialog.Builder(this);
-    builder.setTitle(R.string.ConversationActivity_initiate_secure_session_question);
-    builder.setIcon(Dialogs.resolveIcon(this, R.attr.dialog_info_icon));
-    builder.setCancelable(true);
-    builder.setMessage(String.format(getString(R.string.ConversationActivity_initiate_secure_session_with_s_question),
-                       recipientName));
-    builder.setPositiveButton(R.string.yes, new DialogInterface.OnClickListener() {
-      @Override
-      public void onClick(DialogInterface dialog, int which) {
-        KeyExchangeInitiator.initiate(ConversationActivity.this, masterSecret,
-                                      recipient, true);
-      }
-    });
-
-    builder.setNegativeButton(R.string.no, null);
-    builder.show();
-  }
-
   private void handleAbortSecureSession() {
     AlertDialog.Builder builder = new AlertDialog.Builder(this);
     builder.setTitle(R.string.ConversationActivity_abort_secure_session_confirmation);
@@ -679,31 +645,16 @@ public class ConversationActivity extends PassphraseRequiredActionBarActivity
   }
 
   private void initializeSecurity() {
-    Recipient    primaryRecipient       = getRecipients() == null ? null : getRecipients().getPrimaryRecipient();
-    boolean      isPushDestination      = DirectoryHelper.isPushDestination(this, getRecipients());
-    boolean      isSecureSmsAllowed     = (!isPushDestination || DirectoryHelper.isSmsFallbackAllowed(this, getRecipients()));
-    boolean      isSecureSmsDestination = isSecureSmsAllowed     &&
-                                          isSingleConversation() &&
-                                          SessionUtil.hasSession(this, masterSecret, primaryRecipient);
+    boolean isMediaMessage = !recipients.isSingleRecipient() || attachmentManager.isAttachmentPresent();
+    this.isEncryptedConversation = DirectoryHelper.isPushDestination(this, getRecipients());
 
-    if (isPushDestination || isSecureSmsDestination) {
-      this.isEncryptedConversation = true;
-    } else {
-      this.isEncryptedConversation = false;
-    }
+    sendButton.resetAvailableTransports(isMediaMessage);
 
-    sendButton.initializeAvailableTransports(!recipients.isSingleRecipient() || attachmentManager.isAttachmentPresent());
-    if (!isPushDestination           ) sendButton.disableTransport("textsecure");
-    if (!isSecureSmsDestination      ) sendButton.disableTransport("secure_sms");
-    if (recipients.isGroupRecipient()) sendButton.disableTransport("insecure_sms");
+    if (!isEncryptedConversation)      sendButton.disableTransport(Type.TEXTSECURE);
+    if (recipients.isGroupRecipient()) sendButton.disableTransport(Type.SMS);
 
-    if (isPushDestination) {
-      sendButton.setDefaultTransport("textsecure");
-    } else if (isSecureSmsDestination) {
-      sendButton.setDefaultTransport("secure_sms");
-    } else {
-      sendButton.setDefaultTransport("insecure_sms");
-    }
+    if (isEncryptedConversation) sendButton.setDefaultTransport(Type.TEXTSECURE);
+    else                         sendButton.setDefaultTransport(Type.SMS);
 
     calculateCharactersRemaining();
   }
@@ -731,9 +682,9 @@ public class ConversationActivity extends PassphraseRequiredActionBarActivity
   }
 
   private void initializeViews() {
-    sendButton     = (SendButton) findViewById(R.id.send_button);
-    composeText    = (EditText) findViewById(R.id.embedded_text_editor);
-    charactersLeft = (TextView) findViewById(R.id.space_left);
+    sendButton     = (SendButton)  findViewById(R.id.send_button);
+    composeText    = (ComposeText) findViewById(R.id.embedded_text_editor);
+    charactersLeft = (TextView)    findViewById(R.id.space_left);
     emojiDrawer    = (EmojiDrawer) findViewById(R.id.emoji_drawer);
     emojiToggle    = (EmojiToggle) findViewById(R.id.emoji_toggle);
 
@@ -749,11 +700,11 @@ public class ConversationActivity extends PassphraseRequiredActionBarActivity
 
     sendButton.setOnClickListener(sendButtonListener);
     sendButton.setEnabled(true);
-    sendButton.setComposeTextView(composeText);
     sendButton.addOnTransportChangedListener(new OnTransportChangedListener() {
       @Override
       public void onChange(TransportOption newTransport) {
         calculateCharactersRemaining();
+        composeText.setHint(newTransport.getComposeHint());
       }
     });
 
@@ -784,10 +735,9 @@ public class ConversationActivity extends PassphraseRequiredActionBarActivity
     securityUpdateReceiver = new BroadcastReceiver() {
       @Override
       public void onReceive(Context context, Intent intent) {
-        if (intent.getLongExtra("thread_id", -1) == -1)
-          return;
+        long eventThreadId = intent.getLongExtra("thread_id", -1);
 
-        if (intent.getLongExtra("thread_id", -1) == threadId) {
+        if (eventThreadId == threadId || eventThreadId == -2) {
           initializeSecurity();
           initializeTitleBar();
           calculateCharactersRemaining();
@@ -959,23 +909,17 @@ public class ConversationActivity extends PassphraseRequiredActionBarActivity
     int            charactersSpent = composeText.getText().toString().length();
     TransportOption transportOption = sendButton.getSelectedTransport();
     
-    if (transportOption != null) {
-      CharacterState characterState = transportOption.calculateCharacters(charactersSpent);
+    CharacterState characterState = transportOption.calculateCharacters(charactersSpent);
 
-      if (characterState.charactersRemaining <= 15 || characterState.messagesSpent > 1) {
-        charactersLeft.setText(characterState.charactersRemaining + "/" + characterState.maxMessageSize
-                                   + " (" + characterState.messagesSpent + ")");
-        charactersLeft.setVisibility(View.VISIBLE);
-      } else {
-        charactersLeft.setVisibility(View.GONE);
-      }
+    if (characterState.charactersRemaining <= 15 || characterState.messagesSpent > 1) {
+      charactersLeft.setText(characterState.charactersRemaining + "/" + characterState.maxMessageSize
+                                 + " (" + characterState.messagesSpent + ")");
+      charactersLeft.setVisibility(View.VISIBLE);
+    } else {
+      charactersLeft.setVisibility(View.GONE);
     }
   }
 
-  private boolean isExistingConversation() {
-    return this.recipients != null && this.threadId != -1;
-  }
-
   private boolean isSingleConversation() {
     return getRecipients() != null && getRecipients().isSingleRecipient() && !getRecipients().isGroupRecipient();
   }
@@ -1013,9 +957,6 @@ public class ConversationActivity extends PassphraseRequiredActionBarActivity
     if (rawText.length() < 1 && !attachmentManager.isAttachmentPresent())
       throw new InvalidMessageException(getString(R.string.ConversationActivity_message_is_empty_exclamation));
 
-    if (!isEncryptedConversation && Tag.isTaggable(rawText))
-      rawText = Tag.getTaggedMessage(rawText);
-
     return rawText;
   }
 
@@ -1056,7 +997,11 @@ public class ConversationActivity extends PassphraseRequiredActionBarActivity
 
   private void sendMessage() {
     try {
-      final Recipients recipients = getRecipients();
+      Recipients recipients = getRecipients();
+      boolean    forceSms   = sendButton.isManualSelection() && sendButton.getSelectedTransport().isSms();
+
+      Log.w(TAG, "isManual Selection: " + sendButton.isManualSelection());
+      Log.w(TAG, "forceSms: " + forceSms);
 
       if (recipients == null) {
         throw new RecipientFormattingException("Badly formatted");
@@ -1065,9 +1010,9 @@ public class ConversationActivity extends PassphraseRequiredActionBarActivity
       if ((!recipients.isSingleRecipient() || recipients.isEmailRecipient()) && !isMmsEnabled) {
         handleManualMmsRequired();
       } else if (attachmentManager.isAttachmentPresent() || !recipients.isSingleRecipient() || recipients.isGroupRecipient() || recipients.isEmailRecipient()) {
-        sendMediaMessage(sendButton.getSelectedTransport().isPlaintext(), sendButton.getSelectedTransport().isSms());
+        sendMediaMessage(forceSms);
       } else {
-        sendTextMessage(sendButton.getSelectedTransport().isPlaintext(), sendButton.getSelectedTransport().isSms());
+        sendTextMessage(forceSms);
       }
     } catch (RecipientFormattingException ex) {
       Toast.makeText(ConversationActivity.this,
@@ -1081,7 +1026,7 @@ public class ConversationActivity extends PassphraseRequiredActionBarActivity
     }
   }
 
-  private void sendMediaMessage(boolean forcePlaintext, final boolean forceSms)
+  private void sendMediaMessage(final boolean forceSms)
       throws InvalidMessageException
   {
     final Context context = getApplicationContext();
@@ -1093,7 +1038,7 @@ public class ConversationActivity extends PassphraseRequiredActionBarActivity
     OutgoingMediaMessage outgoingMessage = new OutgoingMediaMessage(this, recipients, slideDeck,
                                                                     getMessage(), distributionType);
 
-    if (isEncryptedConversation && !forcePlaintext) {
+    if (isEncryptedConversation && !forceSms) {
       outgoingMessage = new OutgoingSecureMediaMessage(outgoingMessage);
     }
 
@@ -1113,13 +1058,13 @@ public class ConversationActivity extends PassphraseRequiredActionBarActivity
     }.execute(outgoingMessage);
   }
 
-  private void sendTextMessage(boolean forcePlaintext, final boolean forceSms)
+  private void sendTextMessage(final boolean forceSms)
       throws InvalidMessageException
   {
     final Context context = getApplicationContext();
     OutgoingTextMessage message;
 
-    if (isEncryptedConversation && !forcePlaintext) {
+    if (isEncryptedConversation && !forceSms) {
       message = new OutgoingEncryptedMessage(recipients, getMessage());
     } else {
       message = new OutgoingTextMessage(recipients, getMessage());
@@ -1183,16 +1128,6 @@ public class ConversationActivity extends PassphraseRequiredActionBarActivity
     }
   }
 
-  private class AddContactButtonListener implements OnClickListener {
-    @Override
-    public void onClick(View v) {
-      final Intent intent = new Intent(Intent.ACTION_INSERT_OR_EDIT);
-      intent.putExtra(ContactsContract.Intents.Insert.PHONE, recipients.getPrimaryRecipient().getNumber());
-      intent.setType(ContactsContract.Contacts.CONTENT_ITEM_TYPE);
-      startActivity(intent);
-    }
-  }
-
   private class ComposeKeyPressedListener implements OnKeyListener, OnClickListener, TextWatcher, OnFocusChangeListener {
     @Override
     public boolean onKey(View v, int keyCode, KeyEvent event) {
diff --git a/src/org/thoughtcrime/securesms/ConversationItem.java b/src/org/thoughtcrime/securesms/ConversationItem.java
index fe1b3f21bf..7747059fa1 100644
--- a/src/org/thoughtcrime/securesms/ConversationItem.java
+++ b/src/org/thoughtcrime/securesms/ConversationItem.java
@@ -227,7 +227,7 @@ public class ConversationItem extends LinearLayout {
         if ((messageRecord.isPending() || messageRecord.isFailed()) && pushDestination && !messageRecord.isForcedSms()) {
           background         = SENT_PUSH_PENDING;
           triangleBackground = SENT_PUSH_PENDING_TRIANGLE;
-        } else if (messageRecord.isPending() || messageRecord.isFailed() || messageRecord.isPendingSmsFallback()) {
+        } else if (messageRecord.isPending() || messageRecord.isFailed() || messageRecord.isPendingInsecureSmsFallback()) {
           background         = SENT_SMS_PENDING;
           triangleBackground = SENT_SMS_PENDING_TRIANGLE;
         } else if (messageRecord.isPush()) {
@@ -291,11 +291,10 @@ public class ConversationItem extends LinearLayout {
     mmsDownloadButton.setVisibility(View.GONE);
     mmsDownloadingLabel.setVisibility(View.GONE);
 
-    if      (messageRecord.isFailed())             setFailedStatusIcons();
-    else if (messageRecord.isPendingSmsFallback()) setFallbackStatusIcons();
-    else if (messageRecord.isPending())            dateText.setText(" ··· ");
-    else                                           setSentStatusIcons();
-
+    if      (messageRecord.isFailed())                     setFailedStatusIcons();
+    else if (messageRecord.isPendingInsecureSmsFallback()) setFallbackStatusIcons();
+    else if (messageRecord.isPending())                    dateText.setText(" ··· ");
+    else                                                   setSentStatusIcons();
   }
 
   private void setSentStatusIcons() {
@@ -316,13 +315,7 @@ public class ConversationItem extends LinearLayout {
   private void setFallbackStatusIcons() {
     pendingIndicator.setVisibility(View.VISIBLE);
     indicatorText.setVisibility(View.VISIBLE);
-
-    if (messageRecord.isPendingSecureSmsFallback()) {
-      if (messageRecord.isMms()) indicatorText.setText(R.string.ConversationItem_click_to_approve_mms);
-      else                       indicatorText.setText(R.string.ConversationItem_click_to_approve_sms);
-    } else {
-      indicatorText.setText(R.string.ConversationItem_click_to_approve_unencrypted);
-    }
+    indicatorText.setText(R.string.ConversationItem_click_to_approve_unencrypted);
   }
 
   private void setMinimumWidth() {
@@ -335,20 +328,9 @@ public class ConversationItem extends LinearLayout {
   }
 
   private void setEvents(MessageRecord messageRecord) {
-    setClickable(messageRecord.isFailed()||
-                 messageRecord.isPendingSmsFallback()      ||
-                 (messageRecord.isKeyExchange()            &&
-                  !messageRecord.isCorruptedKeyExchange()  &&
-                  !messageRecord.isOutgoing()));
-
-    if (!messageRecord.isOutgoing()                       &&
-        messageRecord.getRecipients().isSingleRecipient() &&
-        !messageRecord.isSecure())
-    {
-      checkForAutoInitiate(messageRecord.getIndividualRecipient(),
-                           messageRecord.getBody().getBody(),
-                           messageRecord.getThreadId());
-    }
+    setClickable(messageRecord.isFailed()                     ||
+                 messageRecord.isPendingInsecureSmsFallback() ||
+                 messageRecord.isBundleKeyExchange());
   }
 
   private void setGroupMessageStatus(MessageRecord messageRecord) {
@@ -427,23 +409,6 @@ public class ConversationItem extends LinearLayout {
 
   /// Helper Methods
 
-  private void checkForAutoInitiate(Recipient recipient, String body, long threadId) {
-    if (!groupThread &&
-        AutoInitiateActivity.isValidAutoInitiateSituation(context, masterSecret, recipient,
-                                                          body, threadId))
-    {
-      AutoInitiateActivity.exemptThread(context, threadId);
-
-      Intent intent = new Intent();
-      intent.setClass(context, AutoInitiateActivity.class);
-      intent.putExtra("threadId", threadId);
-      intent.putExtra("masterSecret", masterSecret);
-      intent.putExtra("recipient", recipient.getRecipientId());
-
-      context.startActivity(intent);
-    }
-  }
-
   private void setContactPhotoForRecipient(final Recipient recipient) {
     if (contactPhoto == null) return;
 
@@ -588,7 +553,7 @@ public class ConversationItem extends LinearLayout {
                  !messageRecord.isStaleKeyExchange())
       {
         handleKeyExchangeClicked();
-      } else if (messageRecord.isPendingSmsFallback()) {
+      } else if (messageRecord.isPendingInsecureSmsFallback()) {
         handleMessageApproval();
       }
     }
@@ -611,17 +576,10 @@ public class ConversationItem extends LinearLayout {
     final int title;
     final int message;
 
-    if (messageRecord.isPendingSecureSmsFallback()) {
-      if (messageRecord.isMms()) title = R.string.ConversationItem_click_to_approve_mms_dialog_title;
-      else                       title = R.string.ConversationItem_click_to_approve_sms_dialog_title;
+    if (messageRecord.isMms()) title = R.string.ConversationItem_click_to_approve_unencrypted_mms_dialog_title;
+    else                       title = R.string.ConversationItem_click_to_approve_unencrypted_sms_dialog_title;
 
-      message = -1;
-    } else {
-      if (messageRecord.isMms()) title = R.string.ConversationItem_click_to_approve_unencrypted_mms_dialog_title;
-      else                       title = R.string.ConversationItem_click_to_approve_unencrypted_sms_dialog_title;
-
-      message = R.string.ConversationItem_click_to_approve_unencrypted_dialog_message;
-    }
+    message = R.string.ConversationItem_click_to_approve_unencrypted_dialog_message;
 
     AlertDialog.Builder builder = new AlertDialog.Builder(context);
     builder.setTitle(title);
@@ -633,9 +591,7 @@ public class ConversationItem extends LinearLayout {
       public void onClick(DialogInterface dialogInterface, int i) {
         if (messageRecord.isMms()) {
           MmsDatabase database = DatabaseFactory.getMmsDatabase(context);
-          if (messageRecord.isPendingInsecureSmsFallback()) {
-            database.markAsInsecure(messageRecord.getId());
-          }
+          database.markAsInsecure(messageRecord.getId());
           database.markAsOutbox(messageRecord.getId());
           database.markAsForcedSms(messageRecord.getId());
 
@@ -644,9 +600,7 @@ public class ConversationItem extends LinearLayout {
                             .add(new MmsSendJob(context, messageRecord.getId()));
         } else {
           SmsDatabase database = DatabaseFactory.getSmsDatabase(context);
-          if (messageRecord.isPendingInsecureSmsFallback()) {
-            database.markAsInsecure(messageRecord.getId());
-          }
+          database.markAsInsecure(messageRecord.getId());
           database.markAsOutbox(messageRecord.getId());
           database.markAsForcedSms(messageRecord.getId());
 
diff --git a/src/org/thoughtcrime/securesms/ConversationListFragment.java b/src/org/thoughtcrime/securesms/ConversationListFragment.java
index 368b6756d3..43bbd77191 100644
--- a/src/org/thoughtcrime/securesms/ConversationListFragment.java
+++ b/src/org/thoughtcrime/securesms/ConversationListFragment.java
@@ -27,10 +27,10 @@ import android.os.Bundle;
 import android.support.v4.app.ListFragment;
 import android.support.v4.app.LoaderManager;
 import android.support.v4.content.Loader;
-import android.text.TextUtils;
+import android.support.v4.widget.CursorAdapter;
 import android.support.v7.app.ActionBarActivity;
 import android.support.v7.view.ActionMode;
-import android.support.v4.widget.CursorAdapter;
+import android.text.TextUtils;
 import android.view.LayoutInflater;
 import android.view.Menu;
 import android.view.MenuInflater;
@@ -48,12 +48,12 @@ import org.thoughtcrime.securesms.components.ExpiredBuildReminder;
 import org.thoughtcrime.securesms.components.PushRegistrationReminder;
 import org.thoughtcrime.securesms.components.ReminderView;
 import org.thoughtcrime.securesms.components.SystemSmsImportReminder;
+import org.thoughtcrime.securesms.crypto.MasterSecret;
 import org.thoughtcrime.securesms.database.DatabaseFactory;
 import org.thoughtcrime.securesms.database.loaders.ConversationListLoader;
 import org.thoughtcrime.securesms.notifications.MessageNotifier;
 import org.thoughtcrime.securesms.recipients.Recipients;
 import org.thoughtcrime.securesms.util.Dialogs;
-import org.thoughtcrime.securesms.crypto.MasterSecret;
 
 import java.util.Set;
 
diff --git a/src/org/thoughtcrime/securesms/ReceiveKeyActivity.java b/src/org/thoughtcrime/securesms/ReceiveKeyActivity.java
index ed381a2d74..a179fa4532 100644
--- a/src/org/thoughtcrime/securesms/ReceiveKeyActivity.java
+++ b/src/org/thoughtcrime/securesms/ReceiveKeyActivity.java
@@ -34,15 +34,11 @@ import org.thoughtcrime.securesms.crypto.IdentityKeyParcelable;
 import org.thoughtcrime.securesms.crypto.MasterSecret;
 import org.thoughtcrime.securesms.crypto.storage.TextSecureIdentityKeyStore;
 import org.thoughtcrime.securesms.database.DatabaseFactory;
-import org.thoughtcrime.securesms.database.EncryptingSmsDatabase;
 import org.thoughtcrime.securesms.database.IdentityDatabase;
 import org.thoughtcrime.securesms.database.PushDatabase;
 import org.thoughtcrime.securesms.jobs.PushDecryptJob;
-import org.thoughtcrime.securesms.jobs.SmsDecryptJob;
 import org.thoughtcrime.securesms.recipients.Recipient;
 import org.thoughtcrime.securesms.recipients.RecipientFactory;
-import org.thoughtcrime.securesms.sms.IncomingIdentityUpdateMessage;
-import org.thoughtcrime.securesms.sms.IncomingKeyExchangeMessage;
 import org.thoughtcrime.securesms.sms.IncomingPreKeyBundleMessage;
 import org.thoughtcrime.securesms.sms.IncomingTextMessage;
 import org.thoughtcrime.securesms.util.Base64;
@@ -52,7 +48,6 @@ import org.whispersystems.libaxolotl.InvalidKeyException;
 import org.whispersystems.libaxolotl.InvalidMessageException;
 import org.whispersystems.libaxolotl.InvalidVersionException;
 import org.whispersystems.libaxolotl.LegacyMessageException;
-import org.whispersystems.libaxolotl.protocol.KeyExchangeMessage;
 import org.whispersystems.libaxolotl.protocol.PreKeyWhisperMessage;
 import org.whispersystems.libaxolotl.state.IdentityKeyStore;
 import org.whispersystems.libaxolotl.util.guava.Optional;
@@ -78,9 +73,9 @@ public class ReceiveKeyActivity extends BaseActivity {
   private int       recipientDeviceId;
   private long      messageId;
 
-  private MasterSecret               masterSecret;
-  private IncomingKeyExchangeMessage message;
-  private IdentityKey                identityKey;
+  private MasterSecret                masterSecret;
+  private IncomingPreKeyBundleMessage message;
+  private IdentityKey                 identityKey;
 
   @Override
   protected void onCreate(Bundle state) {
@@ -151,14 +146,7 @@ public class ReceiveKeyActivity extends BaseActivity {
                                                           getIntent().getStringExtra("body"),
                                                           Optional.<TextSecureGroup>absent());
 
-    if (getIntent().getBooleanExtra("is_bundle", false)) {
-      this.message = new IncomingPreKeyBundleMessage(message, message.getMessageBody());
-    } else if (getIntent().getBooleanExtra("is_identity_update", false)) {
-      this.message = new IncomingIdentityUpdateMessage(message, message.getMessageBody());
-    } else {
-      this.message = new IncomingKeyExchangeMessage(message, message.getMessageBody());
-    }
-
+    this.message     = new IncomingPreKeyBundleMessage(message, message.getMessageBody());
     this.identityKey = getIdentityKey(this.message);
   }
 
@@ -177,21 +165,12 @@ public class ReceiveKeyActivity extends BaseActivity {
     this.cancelButton.setOnClickListener(new CancelListener());
   }
 
-  private IdentityKey getIdentityKey(IncomingKeyExchangeMessage message)
+  private IdentityKey getIdentityKey(IncomingPreKeyBundleMessage message)
       throws InvalidKeyException, InvalidVersionException,
              InvalidMessageException, LegacyMessageException
   {
     try {
-      if (message.isIdentityUpdate()) {
-        return new IdentityKey(Base64.decodeWithoutPadding(message.getMessageBody()), 0);
-      } else if (message.isPreKeyBundle()) {
-        boolean isPush = getIntent().getBooleanExtra("is_push", false);
-
-        if (isPush) return new PreKeyWhisperMessage(Base64.decode(message.getMessageBody())).getIdentityKey();
-        else        return new PreKeyWhisperMessage(Base64.decodeWithoutPadding(message.getMessageBody())).getIdentityKey();
-      } else {
-        return new KeyExchangeMessage(Base64.decodeWithoutPadding(message.getMessageBody())).getIdentityKey();
-      }
+      return new PreKeyWhisperMessage(Base64.decode(message.getMessageBody())).getIdentityKey();
     } catch (IOException e) {
       throw new AssertionError(e);
     }
@@ -213,37 +192,25 @@ public class ReceiveKeyActivity extends BaseActivity {
 
         @Override
         protected Void doInBackground(Void... params) {
-          Context               context          = ReceiveKeyActivity.this;
-          IdentityDatabase      identityDatabase = DatabaseFactory.getIdentityDatabase(context);
-          EncryptingSmsDatabase smsDatabase      = DatabaseFactory.getEncryptingSmsDatabase(context);
-          PushDatabase          pushDatabase     = DatabaseFactory.getPushDatabase(context);
+          Context          context          = ReceiveKeyActivity.this;
+          IdentityDatabase identityDatabase = DatabaseFactory.getIdentityDatabase(context);
+          PushDatabase     pushDatabase     = DatabaseFactory.getPushDatabase(context);
 
           identityDatabase.saveIdentity(masterSecret, recipient.getRecipientId(), identityKey);
+          try {
+            byte[]             body     = Base64.decode(message.getMessageBody());
+            TextSecureEnvelope envelope = new TextSecureEnvelope(3, message.getSender(),
+                                                                 message.getSenderDeviceId(), "",
+                                                                 message.getSentTimestampMillis(),
+                                                                 body);
 
-          if (message.isIdentityUpdate()) {
-            smsDatabase.markAsProcessedKeyExchange(messageId);
-          } else {
-            if (getIntent().getBooleanExtra("is_push", false)) {
-              try {
-                byte[]             body     = Base64.decode(message.getMessageBody());
-                TextSecureEnvelope envelope = new TextSecureEnvelope(3, message.getSender(),
-                                                                     message.getSenderDeviceId(), "",
-                                                                     message.getSentTimestampMillis(),
-                                                                     body);
+            long pushId = pushDatabase.insert(envelope);
 
-                long pushId = pushDatabase.insert(envelope);
-
-                ApplicationContext.getInstance(context)
-                                  .getJobManager()
-                                  .add(new PushDecryptJob(context, pushId, messageId, message.getSender()));
-              } catch (IOException e) {
-                throw new AssertionError(e);
-              }
-            } else {
-              ApplicationContext.getInstance(context)
-                                .getJobManager()
-                                .add(new SmsDecryptJob(context, messageId));
-            }
+            ApplicationContext.getInstance(context)
+                              .getJobManager()
+                              .add(new PushDecryptJob(context, pushId, messageId, message.getSender()));
+          } catch (IOException e) {
+            throw new AssertionError(e);
           }
 
           return null;
diff --git a/src/org/thoughtcrime/securesms/RegistrationActivity.java b/src/org/thoughtcrime/securesms/RegistrationActivity.java
index b3e6ea4c99..fd435d860c 100644
--- a/src/org/thoughtcrime/securesms/RegistrationActivity.java
+++ b/src/org/thoughtcrime/securesms/RegistrationActivity.java
@@ -88,7 +88,9 @@ public class RegistrationActivity extends BaseActionBarActivity {
     this.skipButton.setOnClickListener(new CancelButtonListener());
 
     if (getIntent().getBooleanExtra("cancel_button", false)) {
-      this.skipButton.setText(android.R.string.cancel);
+      this.skipButton.setVisibility(View.VISIBLE);
+    } else {
+      this.skipButton.setVisibility(View.INVISIBLE);
     }
   }
 
diff --git a/src/org/thoughtcrime/securesms/TransportOption.java b/src/org/thoughtcrime/securesms/TransportOption.java
index b3b943daa9..1900ec0671 100644
--- a/src/org/thoughtcrime/securesms/TransportOption.java
+++ b/src/org/thoughtcrime/securesms/TransportOption.java
@@ -7,36 +7,60 @@ import org.thoughtcrime.securesms.util.PushCharacterCalculator;
 import org.thoughtcrime.securesms.util.SmsCharacterCalculator;
 
 public class TransportOption {
-  public int                 drawable;
-  public String              text;
-  public String              key;
-  public String              composeHint;
-  public CharacterCalculator characterCalculator;
 
-  public TransportOption(String key, int drawable, String text, String composeHint) {
-    this.key         = key;
-    this.drawable    = drawable;
-    this.text        = text;
-    this.composeHint = composeHint;
+  public enum Type {
+    SMS,
+    TEXTSECURE
+  }
 
-    if (isPlaintext() && isSms()) {
-      this.characterCalculator = new SmsCharacterCalculator();
-    } else if (isSms()) {
-      this.characterCalculator = new EncryptedSmsCharacterCalculator();
-    } else {
-      this.characterCalculator = new PushCharacterCalculator();
-    }
+  private int                 drawable;
+  private String              text;
+  private Type                type;
+  private String              composeHint;
+  private CharacterCalculator characterCalculator;
+
+  public TransportOption(Type type,
+                         int drawable,
+                         String text,
+                         String composeHint,
+                         CharacterCalculator characterCalculator)
+  {
+    this.type                = type;
+    this.drawable            = drawable;
+    this.text                = text;
+    this.composeHint         = composeHint;
+    this.characterCalculator = characterCalculator;
+  }
+
+  public Type getType() {
+    return type;
+  }
+
+  public boolean isType(Type type) {
+    return this.type == type;
   }
 
   public boolean isPlaintext() {
-    return key.equals("insecure_sms");
+    return type == Type.SMS;
   }
 
   public boolean isSms() {
-    return key.equals("insecure_sms") || key.equals("secure_sms");
+    return type == Type.SMS;
   }
 
   public CharacterState calculateCharacters(int charactersSpent) {
     return characterCalculator.calculateCharacters(charactersSpent);
   }
+
+  public int getDrawable() {
+    return drawable;
+  }
+
+  public String getComposeHint() {
+    return composeHint;
+  }
+
+  public String getDescription() {
+    return text;
+  }
 }
diff --git a/src/org/thoughtcrime/securesms/TransportOptions.java b/src/org/thoughtcrime/securesms/TransportOptions.java
index e7641bc7db..fd9b6ab950 100644
--- a/src/org/thoughtcrime/securesms/TransportOptions.java
+++ b/src/org/thoughtcrime/securesms/TransportOptions.java
@@ -2,149 +2,138 @@ package org.thoughtcrime.securesms;
 
 import android.content.Context;
 import android.content.res.TypedArray;
-import android.graphics.drawable.BitmapDrawable;
-import android.view.LayoutInflater;
-import android.view.View;
-import android.view.ViewTreeObserver.OnGlobalLayoutListener;
-import android.view.WindowManager;
-import android.widget.AdapterView;
-import android.widget.AdapterView.OnItemClickListener;
-import android.widget.ListView;
-import android.widget.PopupWindow;
 
+import org.thoughtcrime.securesms.util.MmsCharacterCalculator;
+import org.thoughtcrime.securesms.util.PushCharacterCalculator;
+import org.thoughtcrime.securesms.util.SmsCharacterCalculator;
+import org.whispersystems.libaxolotl.util.guava.Optional;
 
-import java.util.ArrayList;
-import java.util.HashMap;
 import java.util.LinkedList;
 import java.util.List;
-import java.util.Map;
+
+import static org.thoughtcrime.securesms.TransportOption.Type;
 
 public class TransportOptions {
+
   private static final String TAG = TransportOptions.class.getSimpleName();
 
+  private final List<OnTransportChangedListener> listeners = new LinkedList<>();
   private final Context                          context;
-  private       PopupWindow                      transportPopup;
-  private final List<String>                     enabledTransports = new ArrayList<>();
-  private final Map<String, TransportOption>     transportMetadata = new HashMap<>();
-  private       String                           selectedTransport;
-  private       boolean                          transportOverride = false;
-  private final List<OnTransportChangedListener> listeners         = new LinkedList<>();
+  private final List<TransportOption>            enabledTransports;
 
-  public TransportOptions(Context context) {
-    this.context = context;
+  private Type    selectedType;
+  private boolean manuallySelected;
+
+  public TransportOptions(Context context, boolean media) {
+    this.context           = context;
+    this.enabledTransports = initializeAvailableTransports(media);
+
+    setDefaultTransport(Type.SMS);
   }
 
-  private void initializeTransportPopup() {
-    if (transportPopup == null) {
-      final View selectionMenu = LayoutInflater.from(context).inflate(R.layout.transport_selection, null);
-      final ListView list      = (ListView) selectionMenu.findViewById(R.id.transport_selection_list);
+  public void reset(boolean media) {
+    List<TransportOption> transportOptions = initializeAvailableTransports(media);
+    this.enabledTransports.clear();
+    this.enabledTransports.addAll(transportOptions);
 
-      final TransportOptionsAdapter adapter = new TransportOptionsAdapter(context, enabledTransports, transportMetadata);
-
-      list.setAdapter(adapter);
-      transportPopup = new PopupWindow(selectionMenu);
-      transportPopup.setFocusable(true);
-      transportPopup.setBackgroundDrawable(new BitmapDrawable(context.getResources(), ""));
-      transportPopup.setOutsideTouchable(true);
-      transportPopup.setWindowLayoutMode(0, WindowManager.LayoutParams.WRAP_CONTENT);
-      transportPopup.setWidth(context.getResources().getDimensionPixelSize(R.dimen.transport_selection_popup_width));
-      list.setOnItemClickListener(new OnItemClickListener() {
-        @Override
-        public void onItemClick(AdapterView<?> parent, View view, int position, long id) {
-          transportOverride = true;
-          setTransport((TransportOption) adapter.getItem(position));
-          transportPopup.dismiss();
-        }
-      });
+    if (!find(selectedType).isPresent()) {
+      this.manuallySelected = false;
+      setTransport(Type.SMS);
     } else {
-      final ListView                list    = (ListView) transportPopup.getContentView().findViewById(R.id.transport_selection_list);
-      final TransportOptionsAdapter adapter = (TransportOptionsAdapter) list.getAdapter();
-      adapter.setEnabledTransports(enabledTransports);
-      adapter.notifyDataSetInvalidated();
+      notifyTransportChangeListeners();
     }
   }
 
-  public void initializeAvailableTransports(boolean isMediaMessage) {
-    String[] entryArray = (isMediaMessage)
-                          ? context.getResources().getStringArray(R.array.transport_selection_entries_media)
-                          : context.getResources().getStringArray(R.array.transport_selection_entries_text);
-
-    String[] composeHintArray = (isMediaMessage)
-                                ? context.getResources().getStringArray(R.array.transport_selection_entries_compose_media)
-                                : context.getResources().getStringArray(R.array.transport_selection_entries_compose_text);
-
-    final String[] valuesArray = context.getResources().getStringArray(R.array.transport_selection_values);
-
-    final int[]        attrs             = new int[]{R.attr.conversation_transport_indicators};
-    final TypedArray   iconArray         = context.obtainStyledAttributes(attrs);
-    final int          iconArrayResource = iconArray.getResourceId(0, -1);
-    final TypedArray   icons             = context.getResources().obtainTypedArray(iconArrayResource);
-
-    enabledTransports.clear();
-    for (int i=0; i<valuesArray.length; i++) {
-      String key = valuesArray[i];
-      enabledTransports.add(key);
-      transportMetadata.put(key, new TransportOption(key, icons.getResourceId(i, -1), entryArray[i], composeHintArray[i]));
+  public void setDefaultTransport(Type type) {
+    if (!this.manuallySelected) {
+      setTransport(type);
     }
-    iconArray.recycle();
-    icons.recycle();
-    updateViews();
   }
 
-  public void setTransport(String transport) {
-    selectedTransport = transport;
-    updateViews();
+  public void setSelectedTransport(Type type) {
+    this.manuallySelected= true;
+    setTransport(type);
   }
 
-  private void setTransport(TransportOption transport) {
-    setTransport(transport.key);
-  }
-
-  public void showPopup(final View parent) {
-    initializeTransportPopup();
-    final int xoff = context.getResources().getDimensionPixelOffset(R.dimen.transport_selection_popup_xoff);
-    final int yoff = context.getResources().getDimensionPixelOffset(R.dimen.transport_selection_popup_yoff);
-    transportPopup.showAsDropDown(parent,
-                                  xoff,
-                                  yoff);
-    parent.getViewTreeObserver().addOnGlobalLayoutListener(new OnGlobalLayoutListener() {
-      @Override
-      public void onGlobalLayout() {
-        transportPopup.update(parent, xoff, yoff, -1, -1);
-      }
-    });
-  }
-
-  public void setDefaultTransport(String transportName) {
-    if (!transportOverride) {
-      setTransport(transportName);
-    }
+  public boolean isManualSelection() {
+    return manuallySelected;
   }
 
   public TransportOption getSelectedTransport() {
-    return transportMetadata.get(selectedTransport);
+    Optional<TransportOption> option =  find(selectedType);
+
+    if (option.isPresent()) return option.get();
+    else                    throw new AssertionError("Selected type isn't present!");
   }
 
-  public void disableTransport(String transportName) {
-    enabledTransports.remove(transportName);
-  }
-
-  public List<String> getEnabledTransports() {
-    return enabledTransports;
-  }
-
-  private void updateViews() {
-    if (selectedTransport == null) return;
-
-    for (OnTransportChangedListener listener : listeners) {
-      listener.onChange(getSelectedTransport());
+  public void disableTransport(Type type) {
+    Optional<TransportOption> option = find(type);
+    if (option.isPresent()) {
+      enabledTransports.remove(option.get());
     }
   }
 
+  public List<TransportOption> getEnabledTransports() {
+    return enabledTransports;
+  }
+
   public void addOnTransportChangedListener(OnTransportChangedListener listener) {
     this.listeners.add(listener);
   }
 
+  private List<TransportOption> initializeAvailableTransports(boolean isMediaMessage) {
+    List<TransportOption> results          = new LinkedList<>();
+    int[]                 attributes       = new int[]{R.attr.conversation_transport_sms_indicator,
+                                                       R.attr.conversation_transport_push_indicator};
+    TypedArray            iconArray        = context.obtainStyledAttributes(attributes);
+    int                   smsIconResource  = iconArray.getResourceId(0, -1);
+    int                   pushIconResource = iconArray.getResourceId(1, -1);
+
+    if (isMediaMessage) {
+      results.add(new TransportOption(Type.SMS, smsIconResource,
+                                      context.getString(R.string.ConversationActivity_transport_insecure_mms),
+                                      context.getString(R.string.conversation_activity__type_message_mms_insecure),
+                                      new MmsCharacterCalculator()));
+    } else {
+      results.add(new TransportOption(Type.SMS, smsIconResource,
+                                      context.getString(R.string.ConversationActivity_transport_insecure_sms),
+                                      context.getString(R.string.conversation_activity__type_message_sms_insecure),
+                                      new SmsCharacterCalculator()));
+    }
+
+    results.add(new TransportOption(Type.TEXTSECURE, pushIconResource,
+                                    context.getString(R.string.ConversationActivity_transport_textsecure),
+                                    context.getString(R.string.conversation_activity__type_message_push),
+                                    new PushCharacterCalculator()));
+
+    iconArray.recycle();
+
+    return results;
+  }
+
+
+  private void setTransport(Type type) {
+    this.selectedType = type;
+
+    notifyTransportChangeListeners();
+  }
+
+  private void notifyTransportChangeListeners() {
+    for (OnTransportChangedListener listener : listeners) {
+      listener.onChange(getSelectedTransport());
+    }
+  }
+
+  private Optional<TransportOption> find(Type type) {
+    for (TransportOption option : enabledTransports) {
+      if (option.isType(type)) {
+        return Optional.of(option);
+      }
+    }
+
+    return Optional.absent();
+  }
+
   public interface OnTransportChangedListener {
     public void onChange(TransportOption newTransport);
   }
diff --git a/src/org/thoughtcrime/securesms/TransportOptionsAdapter.java b/src/org/thoughtcrime/securesms/TransportOptionsAdapter.java
index b9435fea25..33b718d09a 100644
--- a/src/org/thoughtcrime/securesms/TransportOptionsAdapter.java
+++ b/src/org/thoughtcrime/securesms/TransportOptionsAdapter.java
@@ -1,6 +1,7 @@
 package org.thoughtcrime.securesms;
 
 import android.content.Context;
+import android.support.annotation.NonNull;
 import android.view.LayoutInflater;
 import android.view.View;
 import android.view.ViewGroup;
@@ -9,41 +10,33 @@ import android.widget.ImageView;
 import android.widget.TextView;
 
 import java.util.List;
-import java.util.Map;
 
 public class TransportOptionsAdapter extends BaseAdapter {
-  private final Context                      context;
-  private final LayoutInflater               inflater;
-  private       List<String>                 enabledTransports;
-  private final Map<String, TransportOption> transportMetadata;
 
-  public TransportOptionsAdapter(final Context context,
-                                 final List<String> enabledTransports,
-                                 final Map<String, TransportOption> transportMetadata) {
+  private final LayoutInflater inflater;
+
+  private List<TransportOption> enabledTransports;
+
+  public TransportOptionsAdapter(@NonNull Context context,
+                                 @NonNull List<TransportOption> enabledTransports)
+  {
     super();
-    this.context           = context;
     this.inflater          = LayoutInflater.from(context);
     this.enabledTransports = enabledTransports;
-    this.transportMetadata = transportMetadata;
   }
 
-  public TransportOptionsAdapter(final Context context,
-                                 final Map<String, TransportOption> transportMetadata) {
-    this(context, null, transportMetadata);
-  }
-
-  public void setEnabledTransports(final List<String> enabledTransports) {
+  public void setEnabledTransports(List<TransportOption> enabledTransports) {
     this.enabledTransports = enabledTransports;
   }
 
   @Override
   public int getCount() {
-    return enabledTransports == null ? 0 : enabledTransports.size();
+    return enabledTransports.size();
   }
 
   @Override
   public Object getItem(int position) {
-    return transportMetadata.get(enabledTransports.get(position));
+    return enabledTransports.get(position);
   }
 
   @Override
@@ -53,19 +46,17 @@ public class TransportOptionsAdapter extends BaseAdapter {
 
   @Override
   public View getView(int position, View convertView, ViewGroup parent) {
-    final View view;
     if (convertView == null) {
-      view = inflater.inflate(R.layout.transport_selection_list_item, parent, false);
-    } else {
-      view = convertView;
+      convertView = inflater.inflate(R.layout.transport_selection_list_item, parent, false);
     }
 
     TransportOption transport = (TransportOption) getItem(position);
-    final ImageView imageView = (ImageView)view.findViewById(R.id.icon);
-    final TextView  textView  = (TextView) view.findViewById(R.id.text);
+    ImageView       imageView = (ImageView) convertView.findViewById(R.id.icon);
+    TextView        textView  = (TextView) convertView.findViewById(R.id.text);
 
-    imageView.setImageResource(transport.drawable);
-    textView.setText(transport.text);
-    return view;
+    imageView.setImageResource(transport.getDrawable());
+    textView.setText(transport.getDescription());
+
+    return convertView;
   }
 }
diff --git a/src/org/thoughtcrime/securesms/TransportOptionsPopup.java b/src/org/thoughtcrime/securesms/TransportOptionsPopup.java
new file mode 100644
index 0000000000..3cbaf99f99
--- /dev/null
+++ b/src/org/thoughtcrime/securesms/TransportOptionsPopup.java
@@ -0,0 +1,73 @@
+package org.thoughtcrime.securesms;
+
+import android.content.Context;
+import android.graphics.drawable.BitmapDrawable;
+import android.support.annotation.NonNull;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewTreeObserver;
+import android.view.WindowManager;
+import android.widget.AdapterView;
+import android.widget.ListView;
+import android.widget.PopupWindow;
+
+import java.util.LinkedList;
+import java.util.List;
+
+public class TransportOptionsPopup implements ListView.OnItemClickListener {
+
+  private final TransportOptionsAdapter adapter;
+  private final PopupWindow             popupWindow;
+  private final SelectedListener        listener;
+
+  public TransportOptionsPopup(@NonNull Context context, @NonNull SelectedListener listener) {
+    this.listener = listener;
+    this.adapter  = new TransportOptionsAdapter(context, new LinkedList<TransportOption>());
+
+    View     selectionMenu = LayoutInflater.from(context).inflate(R.layout.transport_selection, null);
+    ListView listView      = (ListView) selectionMenu.findViewById(R.id.transport_selection_list);
+
+
+    listView.setAdapter(adapter);
+
+    this.popupWindow = new PopupWindow(selectionMenu);
+    this.popupWindow.setFocusable(true);
+    this.popupWindow.setBackgroundDrawable(new BitmapDrawable(context.getResources(), ""));
+    this.popupWindow.setOutsideTouchable(true);
+    this.popupWindow.setWindowLayoutMode(0, WindowManager.LayoutParams.WRAP_CONTENT);
+    this.popupWindow.setWidth(context.getResources().getDimensionPixelSize(R.dimen.transport_selection_popup_width));
+
+    listView.setOnItemClickListener(this);
+  }
+
+  public void display(Context context, final View parent, List<TransportOption> enabledTransports) {
+    this.adapter.setEnabledTransports(enabledTransports);
+    this.adapter.notifyDataSetChanged();
+
+    final int xoff = context.getResources().getDimensionPixelOffset(R.dimen.transport_selection_popup_xoff);
+    final int yoff = context.getResources().getDimensionPixelOffset(R.dimen.transport_selection_popup_yoff);
+
+    popupWindow.showAsDropDown(parent, xoff, yoff);
+
+    parent.getViewTreeObserver().addOnGlobalLayoutListener(new ViewTreeObserver.OnGlobalLayoutListener() {
+      @Override
+      public void onGlobalLayout() {
+        popupWindow.update(parent, xoff, yoff, -1, -1);
+      }
+    });
+  }
+
+  public void dismiss() {
+    this.popupWindow.dismiss();
+  }
+
+  @Override
+  public void onItemClick(AdapterView<?> parent, View view, int position, long id) {
+    listener.onSelected((TransportOption)adapter.getItem(position));
+  }
+
+  public interface SelectedListener {
+    public void onSelected(TransportOption option);
+  }
+
+}
diff --git a/src/org/thoughtcrime/securesms/components/ComposeText.java b/src/org/thoughtcrime/securesms/components/ComposeText.java
new file mode 100644
index 0000000000..d237b8a3b9
--- /dev/null
+++ b/src/org/thoughtcrime/securesms/components/ComposeText.java
@@ -0,0 +1,36 @@
+package org.thoughtcrime.securesms.components;
+
+import android.annotation.TargetApi;
+import android.content.Context;
+import android.os.Build;
+import android.support.annotation.NonNull;
+import android.text.Spannable;
+import android.text.SpannableString;
+import android.text.style.RelativeSizeSpan;
+import android.util.AttributeSet;
+import android.widget.EditText;
+
+public class ComposeText extends EditText {
+  public ComposeText(Context context) {
+    super(context);
+  }
+
+  public ComposeText(Context context, AttributeSet attrs) {
+    super(context, attrs);
+  }
+
+  public ComposeText(Context context, AttributeSet attrs, int defStyleAttr) {
+    super(context, attrs, defStyleAttr);
+  }
+
+  @TargetApi(Build.VERSION_CODES.LOLLIPOP)
+  public ComposeText(Context context, AttributeSet attrs, int defStyleAttr, int defStyleRes) {
+    super(context, attrs, defStyleAttr, defStyleRes);
+  }
+
+  public void setHint(@NonNull String hint) {
+    SpannableString span = new SpannableString(hint);
+    span.setSpan(new RelativeSizeSpan(0.8f), 0, hint.length(), Spannable.SPAN_INCLUSIVE_INCLUSIVE);
+    super.setHint(span);
+  }
+}
diff --git a/src/org/thoughtcrime/securesms/components/OutgoingSmsPreference.java b/src/org/thoughtcrime/securesms/components/OutgoingSmsPreference.java
deleted file mode 100644
index 0364359478..0000000000
--- a/src/org/thoughtcrime/securesms/components/OutgoingSmsPreference.java
+++ /dev/null
@@ -1,65 +0,0 @@
-package org.thoughtcrime.securesms.components;
-
-import android.content.Context;
-import android.preference.DialogPreference;
-import android.util.AttributeSet;
-import android.view.View;
-import android.widget.CheckBox;
-
-import org.thoughtcrime.securesms.R;
-import org.thoughtcrime.securesms.util.TextSecurePreferences;
-
-public class OutgoingSmsPreference extends DialogPreference {
-  private CheckBox dataUsers;
-  private CheckBox askForFallback;
-  private CheckBox neverFallbackMms;
-  private CheckBox nonDataUsers;
-
-
-  public OutgoingSmsPreference(Context context, AttributeSet attrs) {
-    super(context, attrs);
-    setPersistent(false);
-    setDialogLayoutResource(R.layout.outgoing_sms_preference);
-  }
-
-  @Override
-  protected void onBindDialogView(final View view) {
-    super.onBindDialogView(view);
-    dataUsers        = (CheckBox) view.findViewById(R.id.data_users);
-    askForFallback   = (CheckBox) view.findViewById(R.id.ask_before_fallback_data);
-    neverFallbackMms = (CheckBox) view.findViewById(R.id.never_send_mms);
-    nonDataUsers     = (CheckBox) view.findViewById(R.id.non_data_users);
-
-    dataUsers.setChecked(TextSecurePreferences.isFallbackSmsAllowed(getContext()));
-    askForFallback.setChecked(TextSecurePreferences.isFallbackSmsAskRequired(getContext()));
-    neverFallbackMms.setChecked(!TextSecurePreferences.isFallbackMmsEnabled(getContext()));
-    nonDataUsers.setChecked(TextSecurePreferences.isDirectSmsAllowed(getContext()));
-
-    dataUsers.setOnClickListener(new View.OnClickListener() {
-      @Override
-      public void onClick(View v) {
-        updateEnabledViews();
-      }
-    });
-
-    updateEnabledViews();
-  }
-
-  private void updateEnabledViews() {
-    askForFallback.setEnabled(dataUsers.isChecked());
-    neverFallbackMms.setEnabled(dataUsers.isChecked());
-  }
-
-  @Override
-  protected void onDialogClosed(boolean positiveResult) {
-    super.onDialogClosed(positiveResult);
-
-    if (positiveResult) {
-      TextSecurePreferences.setFallbackSmsAllowed(getContext(), dataUsers.isChecked());
-      TextSecurePreferences.setFallbackSmsAskRequired(getContext(), askForFallback.isChecked());
-      TextSecurePreferences.setDirectSmsAllowed(getContext(), nonDataUsers.isChecked());
-      TextSecurePreferences.setFallbackMmsEnabled(getContext(), !neverFallbackMms.isChecked());
-      if (getOnPreferenceChangeListener() != null) getOnPreferenceChangeListener().onPreferenceChange(this, null);
-    }
-  }
-}
diff --git a/src/org/thoughtcrime/securesms/components/PushRegistrationReminder.java b/src/org/thoughtcrime/securesms/components/PushRegistrationReminder.java
index cebca821a4..6fbb3ef359 100644
--- a/src/org/thoughtcrime/securesms/components/PushRegistrationReminder.java
+++ b/src/org/thoughtcrime/securesms/components/PushRegistrationReminder.java
@@ -11,7 +11,6 @@ import org.thoughtcrime.securesms.util.TextSecurePreferences;
 import org.thoughtcrime.securesms.crypto.MasterSecret;
 
 public class PushRegistrationReminder extends Reminder {
-  public static final long REMINDER_INTERVAL_MS = 3 * 24 * 60 * 60 * 1000;
 
   public PushRegistrationReminder(final Context context, final MasterSecret masterSecret) {
     super(R.drawable.ic_push_registration_reminder,
@@ -27,18 +26,16 @@ public class PushRegistrationReminder extends Reminder {
         context.startActivity(intent);
       }
     };
-    final OnClickListener cancelListener = new OnClickListener() {
-      @Override
-      public void onClick(View v) {
-        TextSecurePreferences.setLastPushReminderTime(context, System.currentTimeMillis());
-      }
-    };
+
     setOkListener(okListener);
-    setCancelListener(cancelListener);
+  }
+
+  @Override
+  public boolean isDismissable() {
+    return false;
   }
 
   public static boolean isEligible(Context context) {
-    return !TextSecurePreferences.isPushRegistered(context) &&
-        (TextSecurePreferences.getLastPushReminderTime(context) + REMINDER_INTERVAL_MS < System.currentTimeMillis());
+    return !TextSecurePreferences.isPushRegistered(context);
   }
 }
diff --git a/src/org/thoughtcrime/securesms/components/ReminderView.java b/src/org/thoughtcrime/securesms/components/ReminderView.java
index 4a0b9192e5..d543d55694 100644
--- a/src/org/thoughtcrime/securesms/components/ReminderView.java
+++ b/src/org/thoughtcrime/securesms/components/ReminderView.java
@@ -55,8 +55,9 @@ public class ReminderView extends LinearLayout {
     title.setText(reminder.getTitleResId());
     text.setText(reminder.getTextResId());
 
+    this.setOnClickListener(reminder.getOkListener());
+
     if (reminder.isDismissable()) {
-      this.setOnClickListener(reminder.getOkListener());
       cancel.setOnClickListener(new OnClickListener() {
         @Override
         public void onClick(View v) {
@@ -64,10 +65,11 @@ public class ReminderView extends LinearLayout {
           if (reminder.getCancelListener() != null) reminder.getCancelListener().onClick(v);
         }
       });
-      container.setVisibility(View.VISIBLE);
     } else {
       cancel.setVisibility(View.GONE);
     }
+
+    container.setVisibility(View.VISIBLE);
   }
 
   public void hide() {
diff --git a/src/org/thoughtcrime/securesms/components/SendButton.java b/src/org/thoughtcrime/securesms/components/SendButton.java
index 234b14e2c5..6d27f48647 100644
--- a/src/org/thoughtcrime/securesms/components/SendButton.java
+++ b/src/org/thoughtcrime/securesms/components/SendButton.java
@@ -1,94 +1,101 @@
 package org.thoughtcrime.securesms.components;
 
 import android.content.Context;
-import android.text.Spannable;
-import android.text.SpannableString;
-import android.text.style.RelativeSizeSpan;
 import android.util.AttributeSet;
 import android.view.View;
-import android.widget.EditText;
 import android.widget.ImageButton;
 
 import org.thoughtcrime.securesms.TransportOption;
 import org.thoughtcrime.securesms.TransportOptions;
 import org.thoughtcrime.securesms.TransportOptions.OnTransportChangedListener;
+import org.thoughtcrime.securesms.TransportOptionsPopup;
 
-public class SendButton extends ImageButton {
-  private TransportOptions transportOptions;
-  private EditText         composeText;
+public class SendButton extends ImageButton
+    implements TransportOptions.OnTransportChangedListener,
+               TransportOptionsPopup.SelectedListener,
+               View.OnLongClickListener
+{
+
+  private final TransportOptions      transportOptions;
+  private final TransportOptionsPopup transportOptionsPopup;
 
   @SuppressWarnings("unused")
   public SendButton(Context context) {
     super(context);
-    initialize();
+    this.transportOptions      = initializeTransportOptions(false);
+    this.transportOptionsPopup = initializeTransportOptionsPopup();
   }
 
   @SuppressWarnings("unused")
   public SendButton(Context context, AttributeSet attrs) {
     super(context, attrs);
-    initialize();
+    this.transportOptions      = initializeTransportOptions(false);
+    this.transportOptionsPopup = initializeTransportOptionsPopup();
   }
 
   @SuppressWarnings("unused")
   public SendButton(Context context, AttributeSet attrs, int defStyle) {
     super(context, attrs, defStyle);
-    initialize();
+    this.transportOptions      = initializeTransportOptions(false);
+    this.transportOptionsPopup = initializeTransportOptionsPopup();
   }
 
-  private void initialize() {
-    transportOptions = new TransportOptions(getContext());
-    transportOptions.addOnTransportChangedListener(new OnTransportChangedListener() {
-      @Override
-      public void onChange(TransportOption newTransport) {
-        setImageResource(newTransport.drawable);
-        setContentDescription(newTransport.composeHint);
-        if (composeText != null) setComposeTextHint(newTransport.composeHint);
-      }
-    });
+  private TransportOptions initializeTransportOptions(boolean media) {
+    TransportOptions transportOptions = new TransportOptions(getContext(), media);
+    transportOptions.addOnTransportChangedListener(this);
 
-    setOnLongClickListener(new OnLongClickListener() {
-      @Override
-      public boolean onLongClick(View view) {
-        if (transportOptions.getEnabledTransports().size() > 1) {
-          transportOptions.showPopup(SendButton.this);
-          return true;
-        }
-        return false;
-      }
-    });
+    setOnLongClickListener(this);
+
+    return transportOptions;
+  }
+
+  private TransportOptionsPopup initializeTransportOptionsPopup() {
+    return new TransportOptionsPopup(getContext(), this);
+  }
+
+  public boolean isManualSelection() {
+    return transportOptions.isManualSelection();
   }
 
   public void addOnTransportChangedListener(OnTransportChangedListener listener) {
     transportOptions.addOnTransportChangedListener(listener);
   }
 
-  public void setComposeTextView(EditText composeText) {
-    this.composeText = composeText;
-  }
-
   public TransportOption getSelectedTransport() {
     return transportOptions.getSelectedTransport();
   }
 
-  public void initializeAvailableTransports(boolean isMediaMessage) {
-    transportOptions.initializeAvailableTransports(isMediaMessage);
+  public void resetAvailableTransports(boolean isMediaMessage) {
+    transportOptions.reset(isMediaMessage);
   }
 
-  public void disableTransport(String transport) {
-    transportOptions.disableTransport(transport);
+  public void disableTransport(TransportOption.Type type) {
+    transportOptions.disableTransport(type);
   }
 
-  public void setDefaultTransport(String transport) {
-    transportOptions.setDefaultTransport(transport);
+  public void setDefaultTransport(TransportOption.Type type) {
+    transportOptions.setDefaultTransport(type);
   }
 
-  private void setComposeTextHint(String hint) {
-    if (hint == null) {
-      this.composeText.setHint(null);
-    } else {
-      SpannableString span = new SpannableString(hint);
-      span.setSpan(new RelativeSizeSpan(0.8f), 0, hint.length(), Spannable.SPAN_INCLUSIVE_INCLUSIVE);
-      this.composeText.setHint(span);
+  @Override
+  public void onSelected(TransportOption option) {
+    transportOptions.setSelectedTransport(option.getType());
+    transportOptionsPopup.dismiss();
+  }
+
+  @Override
+  public void onChange(TransportOption newTransport) {
+    setImageResource(newTransport.getDrawable());
+    setContentDescription(newTransport.getDescription());
+  }
+
+  @Override
+  public boolean onLongClick(View v) {
+    if (transportOptions.getEnabledTransports().size() > 1) {
+      transportOptionsPopup.display(getContext(), SendButton.this, transportOptions.getEnabledTransports());
+      return true;
     }
+
+    return false;
   }
 }
diff --git a/src/org/thoughtcrime/securesms/contacts/ContactsDatabase.java b/src/org/thoughtcrime/securesms/contacts/ContactsDatabase.java
index a48b0c2e6a..a4d48e1c40 100644
--- a/src/org/thoughtcrime/securesms/contacts/ContactsDatabase.java
+++ b/src/org/thoughtcrime/securesms/contacts/ContactsDatabase.java
@@ -97,7 +97,11 @@ public class ContactsDatabase {
   }
 
   public Cursor query(String filter, boolean pushOnly) {
-    final boolean      includeAndroidContacts = !pushOnly && TextSecurePreferences.isDirectSmsAllowed(context);
+    // FIXME: This doesn't make sense to me.  You pass in pushOnly, but then
+    // conditionally check to see whether other contacts should be included
+    // in the query method itself? I don't think this method should have any
+    // understanding of that stuff.
+    final boolean      includeAndroidContacts = !pushOnly && TextSecurePreferences.isSmsEnabled(context);
     final Cursor       localCursor            = queryLocalDb(filter);
     final Cursor       androidCursor;
     final MatrixCursor newNumberCursor;
diff --git a/src/org/thoughtcrime/securesms/crypto/KeyExchangeInitiator.java b/src/org/thoughtcrime/securesms/crypto/KeyExchangeInitiator.java
deleted file mode 100644
index 66e4ea0e57..0000000000
--- a/src/org/thoughtcrime/securesms/crypto/KeyExchangeInitiator.java
+++ /dev/null
@@ -1,89 +0,0 @@
-/**
- * Copyright (C) 2011 Whisper Systems
- * Copyright (C) 2013 Open Whisper Systems
- *
- * This program is free software: you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation, either version 3 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
- */
-package org.thoughtcrime.securesms.crypto;
-
-import android.app.AlertDialog;
-import android.content.Context;
-import android.content.DialogInterface;
-
-import org.thoughtcrime.securesms.R;
-import org.thoughtcrime.securesms.crypto.storage.TextSecureIdentityKeyStore;
-import org.thoughtcrime.securesms.crypto.storage.TextSecurePreKeyStore;
-import org.thoughtcrime.securesms.crypto.storage.TextSecureSessionStore;
-import org.thoughtcrime.securesms.recipients.Recipient;
-import org.thoughtcrime.securesms.sms.MessageSender;
-import org.thoughtcrime.securesms.sms.OutgoingKeyExchangeMessage;
-import org.thoughtcrime.securesms.util.Base64;
-import org.thoughtcrime.securesms.util.Dialogs;
-import org.whispersystems.libaxolotl.AxolotlAddress;
-import org.whispersystems.libaxolotl.SessionBuilder;
-import org.whispersystems.libaxolotl.protocol.KeyExchangeMessage;
-import org.whispersystems.libaxolotl.state.IdentityKeyStore;
-import org.whispersystems.libaxolotl.state.PreKeyStore;
-import org.whispersystems.libaxolotl.state.SessionRecord;
-import org.whispersystems.libaxolotl.state.SessionStore;
-import org.whispersystems.libaxolotl.state.SignedPreKeyStore;
-import org.whispersystems.textsecure.api.push.TextSecureAddress;
-
-public class KeyExchangeInitiator {
-
-  public static void initiate(final Context context, final MasterSecret masterSecret, final Recipient recipient, boolean promptOnExisting) {
-    if (promptOnExisting && hasInitiatedSession(context, masterSecret, recipient)) {
-      AlertDialog.Builder dialog = new AlertDialog.Builder(context);
-      dialog.setTitle(R.string.KeyExchangeInitiator_initiate_despite_existing_request_question);
-      dialog.setMessage(R.string.KeyExchangeInitiator_youve_already_sent_a_session_initiation_request_to_this_recipient_are_you_sure);
-      dialog.setIcon(Dialogs.resolveIcon(context, R.attr.dialog_alert_icon));
-      dialog.setCancelable(true);
-      dialog.setPositiveButton(R.string.KeyExchangeInitiator_send, new DialogInterface.OnClickListener() {
-        public void onClick(DialogInterface dialog, int which) {
-          initiateKeyExchange(context, masterSecret, recipient);
-        }
-      });
-      dialog.setNegativeButton(android.R.string.cancel, null);
-      dialog.show();
-    } else {
-      initiateKeyExchange(context, masterSecret, recipient);
-    }
-  }
-
-  private static void initiateKeyExchange(Context context, MasterSecret masterSecret, Recipient recipient) {
-    SessionStore      sessionStore      = new TextSecureSessionStore(context, masterSecret);
-    PreKeyStore       preKeyStore       = new TextSecurePreKeyStore(context, masterSecret);
-    SignedPreKeyStore signedPreKeyStore = new TextSecurePreKeyStore(context, masterSecret);
-    IdentityKeyStore  identityKeyStore  = new TextSecureIdentityKeyStore(context, masterSecret);
-
-    SessionBuilder    sessionBuilder    = new SessionBuilder(sessionStore, preKeyStore, signedPreKeyStore,
-                                                             identityKeyStore, new AxolotlAddress(recipient.getNumber(),
-                                                                                                  TextSecureAddress.DEFAULT_DEVICE_ID));
-
-    KeyExchangeMessage         keyExchangeMessage = sessionBuilder.process();
-    String                     serializedMessage  = Base64.encodeBytesWithoutPadding(keyExchangeMessage.serialize());
-    OutgoingKeyExchangeMessage textMessage        = new OutgoingKeyExchangeMessage(recipient, serializedMessage);
-
-    MessageSender.send(context, masterSecret, textMessage, -1, false);
-  }
-
-  private static boolean hasInitiatedSession(Context context, MasterSecret masterSecret,
-                                             Recipient recipient)
-  {
-    SessionStore  sessionStore  = new TextSecureSessionStore(context, masterSecret);
-    SessionRecord sessionRecord = sessionStore.loadSession(new AxolotlAddress(recipient.getNumber(), TextSecureAddress.DEFAULT_DEVICE_ID));
-
-    return sessionRecord.getSessionState().hasPendingKeyExchange();
-  }
-}
diff --git a/src/org/thoughtcrime/securesms/crypto/MmsCipher.java b/src/org/thoughtcrime/securesms/crypto/MmsCipher.java
deleted file mode 100644
index fcdfe5a52d..0000000000
--- a/src/org/thoughtcrime/securesms/crypto/MmsCipher.java
+++ /dev/null
@@ -1,134 +0,0 @@
-package org.thoughtcrime.securesms.crypto;
-
-import android.content.Context;
-import android.util.Log;
-
-import org.thoughtcrime.securesms.mms.TextTransport;
-import org.thoughtcrime.securesms.protocol.WirePrefix;
-import org.thoughtcrime.securesms.recipients.RecipientFormattingException;
-import org.thoughtcrime.securesms.transport.UndeliverableMessageException;
-import org.thoughtcrime.securesms.util.Util;
-import org.whispersystems.libaxolotl.AxolotlAddress;
-import org.whispersystems.libaxolotl.DuplicateMessageException;
-import org.whispersystems.libaxolotl.InvalidMessageException;
-import org.whispersystems.libaxolotl.LegacyMessageException;
-import org.whispersystems.libaxolotl.NoSessionException;
-import org.whispersystems.libaxolotl.SessionCipher;
-import org.whispersystems.libaxolotl.protocol.CiphertextMessage;
-import org.whispersystems.libaxolotl.protocol.WhisperMessage;
-import org.whispersystems.libaxolotl.state.AxolotlStore;
-import org.whispersystems.libaxolotl.util.guava.Optional;
-import org.whispersystems.textsecure.api.push.TextSecureAddress;
-
-import java.io.IOException;
-
-import ws.com.google.android.mms.ContentType;
-import ws.com.google.android.mms.pdu.EncodedStringValue;
-import ws.com.google.android.mms.pdu.MultimediaMessagePdu;
-import ws.com.google.android.mms.pdu.PduBody;
-import ws.com.google.android.mms.pdu.PduComposer;
-import ws.com.google.android.mms.pdu.PduParser;
-import ws.com.google.android.mms.pdu.PduPart;
-import ws.com.google.android.mms.pdu.RetrieveConf;
-import ws.com.google.android.mms.pdu.SendReq;
-
-public class MmsCipher {
-
-  private static final String TAG = MmsCipher.class.getSimpleName();
-
-  private final TextTransport textTransport = new TextTransport();
-  private final AxolotlStore axolotlStore;
-
-  public MmsCipher(AxolotlStore axolotlStore) {
-    this.axolotlStore = axolotlStore;
-  }
-
-  public MultimediaMessagePdu decrypt(Context context, MultimediaMessagePdu pdu)
-      throws InvalidMessageException, LegacyMessageException, DuplicateMessageException,
-             NoSessionException
-  {
-    try {
-      SessionCipher sessionCipher = new SessionCipher(axolotlStore, new AxolotlAddress(pdu.getFrom().getString(), TextSecureAddress.DEFAULT_DEVICE_ID));
-      Optional<byte[]> ciphertext = getEncryptedData(pdu);
-
-      if (!ciphertext.isPresent()) {
-        throw new InvalidMessageException("No ciphertext present!");
-      }
-
-      byte[] decodedCiphertext = textTransport.getDecodedMessage(ciphertext.get());
-      byte[] plaintext;
-
-      if (decodedCiphertext == null) {
-        throw new InvalidMessageException("failed to decode ciphertext");
-      }
-
-      try {
-        plaintext = sessionCipher.decrypt(new WhisperMessage(decodedCiphertext));
-      } catch (InvalidMessageException e) {
-        // NOTE - For some reason, Sprint seems to append a single character to the
-        // end of message text segments.  I don't know why, so here we just try
-        // truncating the message by one if the MAC fails.
-        if (ciphertext.get().length > 2) {
-          Log.w(TAG, "Attempting truncated decrypt...");
-          byte[] truncated = Util.trim(ciphertext.get(), ciphertext.get().length - 1);
-          decodedCiphertext = textTransport.getDecodedMessage(truncated);
-          plaintext = sessionCipher.decrypt(new WhisperMessage(decodedCiphertext));
-        } else {
-          throw e;
-        }
-      }
-
-      MultimediaMessagePdu plaintextGenericPdu = (MultimediaMessagePdu) new PduParser(plaintext).parse();
-      return new RetrieveConf(plaintextGenericPdu.getPduHeaders(), plaintextGenericPdu.getBody());
-    } catch (IOException e) {
-      throw new InvalidMessageException(e);
-    }
-  }
-
-  public SendReq encrypt(Context context, SendReq message)
-      throws NoSessionException, RecipientFormattingException, UndeliverableMessageException
-  {
-    EncodedStringValue[] encodedRecipient = message.getTo();
-    String               recipientString  = encodedRecipient[0].getString();
-    byte[]               pduBytes         = new PduComposer(context, message).make();
-
-    if (pduBytes == null) {
-      throw new UndeliverableMessageException("PDU composition failed, null payload");
-    }
-
-    if (!axolotlStore.containsSession(new AxolotlAddress(recipientString, TextSecureAddress.DEFAULT_DEVICE_ID))) {
-      throw new NoSessionException("No session for: " + recipientString);
-    }
-
-    SessionCipher     cipher            = new SessionCipher(axolotlStore, new AxolotlAddress(recipientString, TextSecureAddress.DEFAULT_DEVICE_ID));
-    CiphertextMessage ciphertextMessage = cipher.encrypt(pduBytes);
-    byte[]            encryptedPduBytes = textTransport.getEncodedMessage(ciphertextMessage.serialize());
-
-    PduBody body         = new PduBody();
-    PduPart part         = new PduPart();
-    SendReq encryptedPdu = new SendReq(message.getPduHeaders(), body);
-
-    part.setContentId((System.currentTimeMillis()+"").getBytes());
-    part.setContentType(ContentType.TEXT_PLAIN.getBytes());
-    part.setName((System.currentTimeMillis()+"").getBytes());
-    part.setData(encryptedPduBytes);
-    body.addPart(part);
-    encryptedPdu.setSubject(new EncodedStringValue(WirePrefix.calculateEncryptedMmsSubject()));
-    encryptedPdu.setBody(body);
-
-    return encryptedPdu;
-  }
-
-
-  private Optional<byte[]> getEncryptedData(MultimediaMessagePdu pdu) {
-    for (int i=0;i<pdu.getBody().getPartsNum();i++) {
-      if (new String(pdu.getBody().getPart(i).getContentType()).equals(ContentType.TEXT_PLAIN)) {
-        return Optional.of(pdu.getBody().getPart(i).getData());
-      }
-    }
-
-    return Optional.absent();
-  }
-
-
-}
diff --git a/src/org/thoughtcrime/securesms/crypto/SecurityEvent.java b/src/org/thoughtcrime/securesms/crypto/SecurityEvent.java
index 035c8527ba..fa62838598 100644
--- a/src/org/thoughtcrime/securesms/crypto/SecurityEvent.java
+++ b/src/org/thoughtcrime/securesms/crypto/SecurityEvent.java
@@ -15,6 +15,10 @@ public class SecurityEvent {
 
   public static final String SECURITY_UPDATE_EVENT = "org.thoughtcrime.securesms.KEY_EXCHANGE_UPDATE";
 
+  public static void broadcastSecurityUpdateEvent(Context context) {
+    broadcastSecurityUpdateEvent(context, -2);
+  }
+
   public static void broadcastSecurityUpdateEvent(Context context, long threadId) {
     Intent intent = new Intent(SECURITY_UPDATE_EVENT);
     intent.putExtra("thread_id", threadId);
diff --git a/src/org/thoughtcrime/securesms/crypto/SmsCipher.java b/src/org/thoughtcrime/securesms/crypto/SmsCipher.java
deleted file mode 100644
index e04d70d660..0000000000
--- a/src/org/thoughtcrime/securesms/crypto/SmsCipher.java
+++ /dev/null
@@ -1,128 +0,0 @@
-package org.thoughtcrime.securesms.crypto;
-
-import android.content.Context;
-
-import org.thoughtcrime.securesms.recipients.Recipient;
-import org.thoughtcrime.securesms.recipients.RecipientFactory;
-import org.thoughtcrime.securesms.recipients.RecipientFormattingException;
-import org.thoughtcrime.securesms.recipients.Recipients;
-import org.thoughtcrime.securesms.sms.IncomingEncryptedMessage;
-import org.thoughtcrime.securesms.sms.IncomingKeyExchangeMessage;
-import org.thoughtcrime.securesms.sms.IncomingPreKeyBundleMessage;
-import org.thoughtcrime.securesms.sms.IncomingTextMessage;
-import org.thoughtcrime.securesms.sms.OutgoingKeyExchangeMessage;
-import org.thoughtcrime.securesms.sms.OutgoingPrekeyBundleMessage;
-import org.thoughtcrime.securesms.sms.OutgoingTextMessage;
-import org.thoughtcrime.securesms.sms.SmsTransportDetails;
-import org.whispersystems.libaxolotl.AxolotlAddress;
-import org.whispersystems.libaxolotl.DuplicateMessageException;
-import org.whispersystems.libaxolotl.InvalidKeyException;
-import org.whispersystems.libaxolotl.InvalidKeyIdException;
-import org.whispersystems.libaxolotl.InvalidMessageException;
-import org.whispersystems.libaxolotl.InvalidVersionException;
-import org.whispersystems.libaxolotl.LegacyMessageException;
-import org.whispersystems.libaxolotl.NoSessionException;
-import org.whispersystems.libaxolotl.SessionBuilder;
-import org.whispersystems.libaxolotl.SessionCipher;
-import org.whispersystems.libaxolotl.StaleKeyExchangeException;
-import org.whispersystems.libaxolotl.UntrustedIdentityException;
-import org.whispersystems.libaxolotl.protocol.CiphertextMessage;
-import org.whispersystems.libaxolotl.protocol.KeyExchangeMessage;
-import org.whispersystems.libaxolotl.protocol.PreKeyWhisperMessage;
-import org.whispersystems.libaxolotl.protocol.WhisperMessage;
-import org.whispersystems.libaxolotl.state.AxolotlStore;
-import org.whispersystems.textsecure.api.push.TextSecureAddress;
-
-import java.io.IOException;
-
-public class SmsCipher {
-
-  private final SmsTransportDetails transportDetails = new SmsTransportDetails();
-
-  private final AxolotlStore axolotlStore;
-
-  public SmsCipher(AxolotlStore axolotlStore) {
-    this.axolotlStore = axolotlStore;
-  }
-
-  public IncomingTextMessage decrypt(Context context, IncomingTextMessage message)
-      throws LegacyMessageException, InvalidMessageException,
-             DuplicateMessageException, NoSessionException
-  {
-    try {
-      byte[]         decoded        = transportDetails.getDecodedMessage(message.getMessageBody().getBytes());
-      WhisperMessage whisperMessage = new WhisperMessage(decoded);
-      SessionCipher  sessionCipher  = new SessionCipher(axolotlStore, new AxolotlAddress(message.getSender(), TextSecureAddress.DEFAULT_DEVICE_ID));
-      byte[]         padded         = sessionCipher.decrypt(whisperMessage);
-      byte[]         plaintext      = transportDetails.getStrippedPaddingMessageBody(padded);
-
-      if (message.isEndSession() && "TERMINATE".equals(new String(plaintext))) {
-        axolotlStore.deleteSession(new AxolotlAddress(message.getSender(), TextSecureAddress.DEFAULT_DEVICE_ID));
-      }
-
-      return message.withMessageBody(new String(plaintext));
-    } catch (IOException e) {
-      throw new InvalidMessageException(e);
-    }
-  }
-
-  public IncomingEncryptedMessage decrypt(Context context, IncomingPreKeyBundleMessage message)
-      throws InvalidVersionException, InvalidMessageException, DuplicateMessageException,
-             UntrustedIdentityException, LegacyMessageException
-  {
-    try {
-      byte[]               decoded       = transportDetails.getDecodedMessage(message.getMessageBody().getBytes());
-      PreKeyWhisperMessage preKeyMessage = new PreKeyWhisperMessage(decoded);
-      SessionCipher        sessionCipher = new SessionCipher(axolotlStore, new AxolotlAddress(message.getSender(), TextSecureAddress.DEFAULT_DEVICE_ID));
-      byte[]               padded        = sessionCipher.decrypt(preKeyMessage);
-      byte[]               plaintext     = transportDetails.getStrippedPaddingMessageBody(padded);
-
-      return new IncomingEncryptedMessage(message, new String(plaintext));
-    } catch (IOException | InvalidKeyException | InvalidKeyIdException e) {
-      throw new InvalidMessageException(e);
-    }
-  }
-
-  public OutgoingTextMessage encrypt(OutgoingTextMessage message) throws NoSessionException {
-    byte[] paddedBody      = transportDetails.getPaddedMessageBody(message.getMessageBody().getBytes());
-    String recipientNumber = message.getRecipients().getPrimaryRecipient().getNumber();
-
-    if (!axolotlStore.containsSession(new AxolotlAddress(recipientNumber, TextSecureAddress.DEFAULT_DEVICE_ID))) {
-      throw new NoSessionException("No session for: " + recipientNumber);
-    }
-
-    SessionCipher     cipher            = new SessionCipher(axolotlStore, new AxolotlAddress(recipientNumber, TextSecureAddress.DEFAULT_DEVICE_ID));
-    CiphertextMessage ciphertextMessage = cipher.encrypt(paddedBody);
-    String            encodedCiphertext = new String(transportDetails.getEncodedMessage(ciphertextMessage.serialize()));
-
-    if (ciphertextMessage.getType() == CiphertextMessage.PREKEY_TYPE) {
-      return new OutgoingPrekeyBundleMessage(message, encodedCiphertext);
-    } else {
-      return message.withBody(encodedCiphertext);
-    }
-  }
-
-  public OutgoingKeyExchangeMessage process(Context context, IncomingKeyExchangeMessage message)
-      throws UntrustedIdentityException, StaleKeyExchangeException,
-             InvalidVersionException, LegacyMessageException, InvalidMessageException
-  {
-    try {
-      Recipient          recipient       = RecipientFactory.getRecipientsFromString(context, message.getSender(), false).getPrimaryRecipient();
-      AxolotlAddress     axolotlAddress  = new AxolotlAddress(message.getSender(), TextSecureAddress.DEFAULT_DEVICE_ID);
-      KeyExchangeMessage exchangeMessage = new KeyExchangeMessage(transportDetails.getDecodedMessage(message.getMessageBody().getBytes()));
-      SessionBuilder     sessionBuilder  = new SessionBuilder(axolotlStore, axolotlAddress);
-
-      KeyExchangeMessage response        = sessionBuilder.process(exchangeMessage);
-
-      if (response != null) {
-        byte[] serializedResponse = transportDetails.getEncodedMessage(response.serialize());
-        return new OutgoingKeyExchangeMessage(recipient, new String(serializedResponse));
-      } else {
-        return null;
-      }
-    } catch (IOException | InvalidKeyException e) {
-      throw new InvalidMessageException(e);
-    }
-  }
-
-}
diff --git a/src/org/thoughtcrime/securesms/database/MmsDatabase.java b/src/org/thoughtcrime/securesms/database/MmsDatabase.java
index 0096437d56..2e6e841db6 100644
--- a/src/org/thoughtcrime/securesms/database/MmsDatabase.java
+++ b/src/org/thoughtcrime/securesms/database/MmsDatabase.java
@@ -383,11 +383,6 @@ public class MmsDatabase extends MessagingDatabase {
     notifyConversationListeners(getThreadIdForMessage(messageId));
   }
 
-  public void markAsPendingSecureSmsFallback(long messageId) {
-    updateMailboxBitmask(messageId, Types.BASE_TYPE_MASK, Types.BASE_PENDING_SECURE_SMS_FALLBACK);
-    notifyConversationListeners(getThreadIdForMessage(messageId));
-  }
-
   public void markAsPendingInsecureSmsFallback(long messageId) {
     updateMailboxBitmask(messageId, Types.BASE_TYPE_MASK, Types.BASE_PENDING_INSECURE_SMS_FALLBACK);
     notifyConversationListeners(getThreadIdForMessage(messageId));
diff --git a/src/org/thoughtcrime/securesms/database/SmsDatabase.java b/src/org/thoughtcrime/securesms/database/SmsDatabase.java
index 84434ea42f..5f2c782f8a 100644
--- a/src/org/thoughtcrime/securesms/database/SmsDatabase.java
+++ b/src/org/thoughtcrime/securesms/database/SmsDatabase.java
@@ -35,10 +35,8 @@ import org.thoughtcrime.securesms.database.model.SmsMessageRecord;
 import org.thoughtcrime.securesms.jobs.TrimThreadJob;
 import org.thoughtcrime.securesms.recipients.Recipient;
 import org.thoughtcrime.securesms.recipients.RecipientFactory;
-import org.thoughtcrime.securesms.recipients.RecipientFormattingException;
 import org.thoughtcrime.securesms.recipients.Recipients;
 import org.thoughtcrime.securesms.sms.IncomingGroupMessage;
-import org.thoughtcrime.securesms.sms.IncomingKeyExchangeMessage;
 import org.thoughtcrime.securesms.sms.IncomingTextMessage;
 import org.thoughtcrime.securesms.sms.OutgoingTextMessage;
 import org.thoughtcrime.securesms.util.JsonUtils;
@@ -183,18 +181,6 @@ public class SmsDatabase extends MessagingDatabase {
     updateTypeBitmask(id, Types.KEY_EXCHANGE_MASK, Types.KEY_EXCHANGE_BIT | Types.KEY_EXCHANGE_BUNDLE_BIT);
   }
 
-  public void markAsStaleKeyExchange(long id) {
-    updateTypeBitmask(id, 0, Types.KEY_EXCHANGE_STALE_BIT);
-  }
-
-  public void markAsProcessedKeyExchange(long id) {
-    updateTypeBitmask(id, 0, Types.KEY_EXCHANGE_PROCESSED_BIT);
-  }
-
-  public void markAsCorruptKeyExchange(long id) {
-    updateTypeBitmask(id, 0, Types.KEY_EXCHANGE_CORRUPTED_BIT);
-  }
-
   public void markAsInvalidVersionKeyExchange(long id) {
     updateTypeBitmask(id, 0, Types.KEY_EXCHANGE_INVALID_VERSION_BIT);
   }
@@ -239,10 +225,6 @@ public class SmsDatabase extends MessagingDatabase {
     updateTypeBitmask(id, Types.BASE_TYPE_MASK, Types.BASE_OUTBOX_TYPE);
   }
 
-  public void markAsPendingSecureSmsFallback(long id) {
-    updateTypeBitmask(id, Types.BASE_TYPE_MASK, Types.BASE_PENDING_SECURE_SMS_FALLBACK);
-  }
-
   public void markAsPendingInsecureSmsFallback(long id) {
     updateTypeBitmask(id, Types.BASE_TYPE_MASK, Types.BASE_PENDING_INSECURE_SMS_FALLBACK);
   }
@@ -363,19 +345,10 @@ public class SmsDatabase extends MessagingDatabase {
   }
 
   protected Pair<Long, Long> insertMessageInbox(IncomingTextMessage message, long type) {
-    if (message.isKeyExchange()) {
-      type |= Types.KEY_EXCHANGE_BIT;
-      if      (((IncomingKeyExchangeMessage)message).isStale())          type |= Types.KEY_EXCHANGE_STALE_BIT;
-      else if (((IncomingKeyExchangeMessage)message).isProcessed())      type |= Types.KEY_EXCHANGE_PROCESSED_BIT;
-      else if (((IncomingKeyExchangeMessage)message).isCorrupted())      type |= Types.KEY_EXCHANGE_CORRUPTED_BIT;
-      else if (((IncomingKeyExchangeMessage)message).isInvalidVersion()) type |= Types.KEY_EXCHANGE_INVALID_VERSION_BIT;
-      else if (((IncomingKeyExchangeMessage)message).isIdentityUpdate()) type |= Types.KEY_EXCHANGE_IDENTITY_UPDATE_BIT;
-      else if (((IncomingKeyExchangeMessage)message).isLegacyVersion())  type |= Types.ENCRYPTION_REMOTE_LEGACY_BIT;
-      else if (((IncomingKeyExchangeMessage)message).isDuplicate())      type |= Types.ENCRYPTION_REMOTE_DUPLICATE_BIT;
-      else if (((IncomingKeyExchangeMessage)message).isPreKeyBundle())   type |= Types.KEY_EXCHANGE_BUNDLE_BIT;
+    if (message.isPreKeyBundle()) {
+      type |= Types.KEY_EXCHANGE_BIT | Types.KEY_EXCHANGE_BUNDLE_BIT;
     } else if (message.isSecureMessage()) {
       type |= Types.SECURE_MESSAGE_BIT;
-//      type |= Types.ENCRYPTION_REMOTE_BIT;
     } else if (message.isGroup()) {
       type |= Types.SECURE_MESSAGE_BIT;
       if      (((IncomingGroupMessage)message).isUpdate()) type |= Types.GROUP_UPDATE_BIT;
@@ -383,7 +356,6 @@ public class SmsDatabase extends MessagingDatabase {
     } else if (message.isEndSession()) {
       type |= Types.SECURE_MESSAGE_BIT;
       type |= Types.END_SESSION_BIT;
-//      type |= Types.ENCRYPTION_REMOTE_BIT;
     }
 
     if (message.isPush()) type |= Types.PUSH_MESSAGE_BIT;
@@ -406,7 +378,7 @@ public class SmsDatabase extends MessagingDatabase {
     }
 
     boolean    unread     = org.thoughtcrime.securesms.util.Util.isDefaultSmsProvider(context) ||
-                            message.isSecureMessage() || message.isKeyExchange();
+                            message.isSecureMessage() || message.isPreKeyBundle();
 
     long       threadId;
 
diff --git a/src/org/thoughtcrime/securesms/database/TextSecureDirectory.java b/src/org/thoughtcrime/securesms/database/TextSecureDirectory.java
index 9e914ad288..e51aab9af6 100644
--- a/src/org/thoughtcrime/securesms/database/TextSecureDirectory.java
+++ b/src/org/thoughtcrime/securesms/database/TextSecureDirectory.java
@@ -143,7 +143,7 @@ public class TextSecureDirectory {
 
     try {
       for (ContactTokenDetails token : activeTokens) {
-        Log.w("Directory", "Adding active token: " + token);
+        Log.w("Directory", "Adding active token: " + token.getNumber() + ", " + token.getToken());
         ContentValues values = new ContentValues();
         values.put(NUMBER, token.getNumber());
         values.put(REGISTERED, 1);
diff --git a/src/org/thoughtcrime/securesms/database/model/MessageRecord.java b/src/org/thoughtcrime/securesms/database/model/MessageRecord.java
index f3f2df7462..112e646ab8 100644
--- a/src/org/thoughtcrime/securesms/database/model/MessageRecord.java
+++ b/src/org/thoughtcrime/securesms/database/model/MessageRecord.java
@@ -80,7 +80,8 @@ public abstract class MessageRecord extends DisplayRecord {
 
   public boolean isFailed() {
     return
-        MmsSmsColumns.Types.isFailedMessageType(type) ||
+        MmsSmsColumns.Types.isFailedMessageType(type)            ||
+        MmsSmsColumns.Types.isPendingSecureSmsFallbackType(type) ||
         getDeliveryStatus() == DELIVERY_STATUS_FAILED;
   }
 
@@ -149,22 +150,14 @@ public abstract class MessageRecord extends DisplayRecord {
     return SmsDatabase.Types.isProcessedKeyExchange(type);
   }
 
-  public boolean isPendingSmsFallback() {
-    return SmsDatabase.Types.isPendingSmsFallbackType(type);
+  public boolean isPendingInsecureSmsFallback() {
+    return SmsDatabase.Types.isPendingInsecureSmsFallbackType(type);
   }
 
   public boolean isIdentityMismatchFailure() {
     return mismatches != null && !mismatches.isEmpty();
   }
 
-  public boolean isPendingSecureSmsFallback() {
-    return SmsDatabase.Types.isPendingSecureSmsFallbackType(type);
-  }
-
-  public boolean isPendingInsecureSmsFallback() {
-    return SmsDatabase.Types.isPendingInsecureSmsFallbackType(type);
-  }
-
   public boolean isBundleKeyExchange() {
     return SmsDatabase.Types.isBundleKeyExchange(type);
   }
diff --git a/src/org/thoughtcrime/securesms/database/model/SmsMessageRecord.java b/src/org/thoughtcrime/securesms/database/model/SmsMessageRecord.java
index 85af546bb8..0b4d432369 100644
--- a/src/org/thoughtcrime/securesms/database/model/SmsMessageRecord.java
+++ b/src/org/thoughtcrime/securesms/database/model/SmsMessageRecord.java
@@ -23,9 +23,8 @@ import android.text.SpannableString;
 import org.thoughtcrime.securesms.R;
 import org.thoughtcrime.securesms.database.MmsSmsColumns;
 import org.thoughtcrime.securesms.database.SmsDatabase;
-import org.thoughtcrime.securesms.database.documents.NetworkFailure;
 import org.thoughtcrime.securesms.database.documents.IdentityKeyMismatch;
-import org.thoughtcrime.securesms.protocol.Tag;
+import org.thoughtcrime.securesms.database.documents.NetworkFailure;
 import org.thoughtcrime.securesms.recipients.Recipient;
 import org.thoughtcrime.securesms.recipients.Recipients;
 
@@ -91,8 +90,6 @@ public class SmsMessageRecord extends MessageRecord {
       return emphasisAdded(context.getString(R.string.MessageNotifier_encrypted_message));
     } else if (SmsDatabase.Types.isEndSessionType(type)) {
       return emphasisAdded(context.getString(R.string.SmsMessageRecord_secure_session_ended));
-    } else if (isOutgoing() && Tag.isTagged(getBody().getBody())) {
-      return new SpannableString(Tag.stripTag(getBody().getBody()));
     } else {
       return super.getDisplayBody();
     }
diff --git a/src/org/thoughtcrime/securesms/jobs/DirectoryRefreshJob.java b/src/org/thoughtcrime/securesms/jobs/DirectoryRefreshJob.java
index 0cb6580b9a..bb80d3361f 100644
--- a/src/org/thoughtcrime/securesms/jobs/DirectoryRefreshJob.java
+++ b/src/org/thoughtcrime/securesms/jobs/DirectoryRefreshJob.java
@@ -3,6 +3,7 @@ package org.thoughtcrime.securesms.jobs;
 import android.content.Context;
 import android.os.PowerManager;
 
+import org.thoughtcrime.securesms.crypto.SecurityEvent;
 import org.thoughtcrime.securesms.util.DirectoryHelper;
 import org.whispersystems.jobqueue.JobParameters;
 import org.whispersystems.jobqueue.requirements.NetworkRequirement;
@@ -30,6 +31,7 @@ public class DirectoryRefreshJob extends ContextJob {
     try {
       wakeLock.acquire();
       DirectoryHelper.refreshDirectory(context);
+      SecurityEvent.broadcastSecurityUpdateEvent(context);
     } finally {
       if (wakeLock.isHeld()) wakeLock.release();
     }
diff --git a/src/org/thoughtcrime/securesms/jobs/MmsDownloadJob.java b/src/org/thoughtcrime/securesms/jobs/MmsDownloadJob.java
index 87ac262d15..63607f0c14 100644
--- a/src/org/thoughtcrime/securesms/jobs/MmsDownloadJob.java
+++ b/src/org/thoughtcrime/securesms/jobs/MmsDownloadJob.java
@@ -8,8 +8,6 @@ import android.util.Pair;
 
 import org.thoughtcrime.securesms.R;
 import org.thoughtcrime.securesms.crypto.MasterSecret;
-import org.thoughtcrime.securesms.crypto.MmsCipher;
-import org.thoughtcrime.securesms.crypto.storage.TextSecureAxolotlStore;
 import org.thoughtcrime.securesms.database.DatabaseFactory;
 import org.thoughtcrime.securesms.database.MmsDatabase;
 import org.thoughtcrime.securesms.jobs.requirements.MasterSecretRequirement;
@@ -35,7 +33,6 @@ import java.io.IOException;
 
 import ws.com.google.android.mms.InvalidHeaderValueException;
 import ws.com.google.android.mms.MmsException;
-import ws.com.google.android.mms.pdu.MultimediaMessagePdu;
 import ws.com.google.android.mms.pdu.NotificationInd;
 import ws.com.google.android.mms.pdu.NotifyRespInd;
 import ws.com.google.android.mms.pdu.PduComposer;
@@ -212,24 +209,14 @@ public class MmsDownloadJob extends MasterSecretJob {
     Pair<Long, Long> messageAndThreadId;
 
     if (retrieved.getSubject() != null && WirePrefix.isEncryptedMmsSubject(retrieved.getSubject().getString())) {
-      MmsCipher            mmsCipher          = new MmsCipher(new TextSecureAxolotlStore(context, masterSecret));
-      MultimediaMessagePdu plaintextPdu       = mmsCipher.decrypt(context, retrieved);
-      RetrieveConf         plaintextRetrieved = new RetrieveConf(plaintextPdu.getPduHeaders(), plaintextPdu.getBody());
-      IncomingMediaMessage plaintextMessage   = new IncomingMediaMessage(plaintextRetrieved);
-
-      messageAndThreadId = database.insertSecureDecryptedMessageInbox(masterSecret, plaintextMessage,
-                                                                      threadId);
-
-//      if (masterSecret != null)
-//        DecryptingQueue.scheduleDecryption(context, masterSecret, messageAndThreadId.first,
-//                                           messageAndThreadId.second, retrieved);
-
+      database.markAsLegacyVersion(messageId, threadId);
+      messageAndThreadId = new Pair<>(messageId, threadId);
     } else {
       messageAndThreadId = database.insertMessageInbox(masterSecret, message,
                                                        contentLocation, threadId);
+      database.delete(messageId);
     }
 
-    database.delete(messageId);
     MessageNotifier.updateNotification(context, masterSecret, messageAndThreadId.second);
   }
 
@@ -262,8 +249,6 @@ public class MmsDownloadJob extends MasterSecretJob {
       db.markIncomingNotificationReceived(threadId);
       MessageNotifier.updateNotification(context, masterSecret, threadId);
     }
-//
-//    toastHandler.makeToast(error);
   }
 
   private boolean isCdmaNetwork() {
diff --git a/src/org/thoughtcrime/securesms/jobs/MmsSendJob.java b/src/org/thoughtcrime/securesms/jobs/MmsSendJob.java
index c5485a0761..3cd6915b07 100644
--- a/src/org/thoughtcrime/securesms/jobs/MmsSendJob.java
+++ b/src/org/thoughtcrime/securesms/jobs/MmsSendJob.java
@@ -5,8 +5,6 @@ import android.telephony.TelephonyManager;
 import android.util.Log;
 
 import org.thoughtcrime.securesms.crypto.MasterSecret;
-import org.thoughtcrime.securesms.crypto.MmsCipher;
-import org.thoughtcrime.securesms.crypto.storage.TextSecureAxolotlStore;
 import org.thoughtcrime.securesms.database.DatabaseFactory;
 import org.thoughtcrime.securesms.database.MmsDatabase;
 import org.thoughtcrime.securesms.database.NoSuchMessageException;
@@ -18,7 +16,6 @@ import org.thoughtcrime.securesms.mms.MmsRadioException;
 import org.thoughtcrime.securesms.mms.MmsSendResult;
 import org.thoughtcrime.securesms.mms.OutgoingMmsConnection;
 import org.thoughtcrime.securesms.notifications.MessageNotifier;
-import org.thoughtcrime.securesms.recipients.RecipientFormattingException;
 import org.thoughtcrime.securesms.recipients.Recipients;
 import org.thoughtcrime.securesms.transport.InsecureFallbackApprovalException;
 import org.thoughtcrime.securesms.transport.UndeliverableMessageException;
@@ -27,7 +24,6 @@ import org.thoughtcrime.securesms.util.NumberUtil;
 import org.thoughtcrime.securesms.util.TelephonyUtil;
 import org.whispersystems.jobqueue.JobParameters;
 import org.whispersystems.jobqueue.requirements.NetworkRequirement;
-import org.whispersystems.libaxolotl.NoSessionException;
 
 import java.io.IOException;
 import java.util.Arrays;
@@ -69,10 +65,6 @@ public class MmsSendJob extends SendJob {
     try {
       MmsSendResult result = deliver(masterSecret, message);
 
-      if (result.isUpgradedSecure()) {
-        database.markAsSecure(messageId);
-      }
-
       database.markAsSent(messageId, result.getMessageId(), result.getResponseStatus());
     } catch (UndeliverableMessageException e) {
       Log.w(TAG, e);
@@ -146,14 +138,12 @@ public class MmsSendJob extends SendJob {
                                 boolean usingMmsRadio, boolean useProxy)
       throws IOException, UndeliverableMessageException, InsecureFallbackApprovalException
   {
-    String  number         = TelephonyUtil.getManager(context).getLine1Number();
-    boolean upgradedSecure = false;
+    String number = TelephonyUtil.getManager(context).getLine1Number();
 
     prepareMessageMedia(masterSecret, message, MediaConstraints.MMS_CONSTRAINTS, true);
 
     if (MmsDatabase.Types.isSecureType(message.getDatabaseMessageBox())) {
-      message        = getEncryptedMessage(masterSecret, message);
-      upgradedSecure = true;
+      throw new UndeliverableMessageException("Attempt to send encrypted MMS?");
     }
 
     if (number != null && number.trim().length() != 0) {
@@ -177,26 +167,13 @@ public class MmsSendJob extends SendJob {
       } else if (isInconsistentResponse(message, conf)) {
         throw new UndeliverableMessageException("Mismatched response!");
       } else {
-        return new MmsSendResult(conf.getMessageId(), conf.getResponseStatus(), upgradedSecure, false);
+        return new MmsSendResult(conf.getMessageId(), conf.getResponseStatus());
       }
     } catch (ApnUnavailableException aue) {
       throw new IOException("no APN was retrievable");
     }
   }
 
-  private SendReq getEncryptedMessage(MasterSecret masterSecret, SendReq pdu)
-      throws InsecureFallbackApprovalException, UndeliverableMessageException
-  {
-    try {
-      MmsCipher cipher = new MmsCipher(new TextSecureAxolotlStore(context, masterSecret));
-      return cipher.encrypt(context, pdu);
-    } catch (NoSessionException e) {
-      throw new InsecureFallbackApprovalException(e);
-    } catch (RecipientFormattingException e) {
-      throw new AssertionError(e);
-    }
-  }
-
   private boolean isInconsistentResponse(SendReq message, SendConf response) {
     Log.w(TAG, "Comparing: " + Hex.toString(message.getTransactionId()));
     Log.w(TAG, "With:      " + Hex.toString(response.getTransactionId()));
diff --git a/src/org/thoughtcrime/securesms/jobs/PushDecryptJob.java b/src/org/thoughtcrime/securesms/jobs/PushDecryptJob.java
index e2ae57908f..3df29c1234 100644
--- a/src/org/thoughtcrime/securesms/jobs/PushDecryptJob.java
+++ b/src/org/thoughtcrime/securesms/jobs/PushDecryptJob.java
@@ -19,7 +19,6 @@ import org.thoughtcrime.securesms.jobs.requirements.MasterSecretRequirement;
 import org.thoughtcrime.securesms.mms.IncomingMediaMessage;
 import org.thoughtcrime.securesms.notifications.MessageNotifier;
 import org.thoughtcrime.securesms.recipients.RecipientFactory;
-import org.thoughtcrime.securesms.recipients.RecipientFormattingException;
 import org.thoughtcrime.securesms.recipients.Recipients;
 import org.thoughtcrime.securesms.service.KeyCachingService;
 import org.thoughtcrime.securesms.sms.IncomingEncryptedMessage;
@@ -29,7 +28,6 @@ import org.thoughtcrime.securesms.sms.IncomingTextMessage;
 import org.thoughtcrime.securesms.util.Base64;
 import org.thoughtcrime.securesms.util.TextSecurePreferences;
 import org.whispersystems.jobqueue.JobParameters;
-import org.whispersystems.libaxolotl.AxolotlAddress;
 import org.whispersystems.libaxolotl.DuplicateMessageException;
 import org.whispersystems.libaxolotl.IdentityKey;
 import org.whispersystems.libaxolotl.InvalidKeyException;
diff --git a/src/org/thoughtcrime/securesms/jobs/PushMediaSendJob.java b/src/org/thoughtcrime/securesms/jobs/PushMediaSendJob.java
index 915fdb8f59..943259be1d 100644
--- a/src/org/thoughtcrime/securesms/jobs/PushMediaSendJob.java
+++ b/src/org/thoughtcrime/securesms/jobs/PushMediaSendJob.java
@@ -5,19 +5,16 @@ import android.util.Log;
 
 import org.thoughtcrime.securesms.ApplicationContext;
 import org.thoughtcrime.securesms.crypto.MasterSecret;
-import org.thoughtcrime.securesms.crypto.SessionUtil;
 import org.thoughtcrime.securesms.database.DatabaseFactory;
 import org.thoughtcrime.securesms.database.MmsDatabase;
 import org.thoughtcrime.securesms.database.NoSuchMessageException;
 import org.thoughtcrime.securesms.dependencies.InjectableType;
 import org.thoughtcrime.securesms.mms.MediaConstraints;
 import org.thoughtcrime.securesms.mms.PartParser;
-import org.thoughtcrime.securesms.recipients.Recipient;
 import org.thoughtcrime.securesms.recipients.RecipientFactory;
 import org.thoughtcrime.securesms.recipients.Recipients;
 import org.thoughtcrime.securesms.transport.InsecureFallbackApprovalException;
 import org.thoughtcrime.securesms.transport.RetryLaterException;
-import org.thoughtcrime.securesms.transport.SecureFallbackApprovalException;
 import org.thoughtcrime.securesms.transport.UndeliverableMessageException;
 import org.whispersystems.textsecure.api.TextSecureMessageSender;
 import org.whispersystems.textsecure.api.crypto.UntrustedIdentityException;
@@ -46,7 +43,7 @@ public class PushMediaSendJob extends PushSendJob implements InjectableType {
   private final long messageId;
 
   public PushMediaSendJob(Context context, long messageId, String destination) {
-    super(context, constructParameters(context, destination, true));
+    super(context, constructParameters(context, destination));
     this.messageId = messageId;
   }
 
@@ -66,19 +63,15 @@ public class PushMediaSendJob extends PushSendJob implements InjectableType {
     SendReq     message  = database.getOutgoingMessage(masterSecret, messageId);
 
     try {
-      if (deliver(masterSecret, message)) {
-        database.markAsPush(messageId);
-        database.markAsSecure(messageId);
-        database.markAsSent(messageId, "push".getBytes(), 0);
-      }
+      deliver(masterSecret, message);
+      database.markAsPush(messageId);
+      database.markAsSecure(messageId);
+      database.markAsSent(messageId, "push".getBytes(), 0);
     } catch (InsecureFallbackApprovalException ifae) {
       Log.w(TAG, ifae);
       database.markAsPendingInsecureSmsFallback(messageId);
       notifyMediaMessageDeliveryFailed(context, messageId);
-    } catch (SecureFallbackApprovalException sfae) {
-      Log.w(TAG, sfae);
-      database.markAsPendingSecureSmsFallback(messageId);
-      notifyMediaMessageDeliveryFailed(context, messageId);
+      ApplicationContext.getInstance(context).getJobManager().add(new DirectoryRefreshJob(context));
     } catch (UntrustedIdentityException uie) {
       Log.w(TAG, uie);
       Recipients recipients  = RecipientFactory.getRecipientsFromString(context, uie.getE164Number(), false);
@@ -103,54 +96,32 @@ public class PushMediaSendJob extends PushSendJob implements InjectableType {
   }
 
 
-  private boolean deliver(MasterSecret masterSecret, SendReq message)
-      throws RetryLaterException, SecureFallbackApprovalException,
-             InsecureFallbackApprovalException, UntrustedIdentityException,
+  private void deliver(MasterSecret masterSecret, SendReq message)
+      throws RetryLaterException, InsecureFallbackApprovalException, UntrustedIdentityException,
              UndeliverableMessageException
   {
-    MmsDatabase             database               = DatabaseFactory.getMmsDatabase(context);
-    TextSecureMessageSender messageSender          = messageSenderFactory.create(masterSecret);
-    String                  destination            = message.getTo()[0].getString();
-    boolean                 isSmsFallbackSupported = isSmsFallbackSupported(context, destination, true);
+    TextSecureMessageSender messageSender = messageSenderFactory.create(masterSecret);
+    String                  destination   = message.getTo()[0].getString();
 
     try {
       prepareMessageMedia(masterSecret, message, MediaConstraints.PUSH_CONSTRAINTS, false);
+
       TextSecureAddress          address      = getPushAddress(destination);
       List<TextSecureAttachment> attachments  = getAttachments(masterSecret, message);
       String                     body         = PartParser.getMessageText(message.getBody());
-      TextSecureMessage          mediaMessage = new TextSecureMessage(message.getSentTimestamp(), attachments, body);
+      TextSecureMessage          mediaMessage = TextSecureMessage.newBuilder()
+                                                                 .withBody(body)
+                                                                 .withAttachments(attachments)
+                                                                 .withTimestamp(message.getSentTimestamp())
+                                                                 .build();
 
       messageSender.sendMessage(address, mediaMessage);
-      return true;
     } catch (InvalidNumberException | UnregisteredUserException e) {
       Log.w(TAG, e);
-      if (isSmsFallbackSupported) fallbackOrAskApproval(masterSecret, message, destination);
-      else                        database.markAsSentFailed(messageId);
+      throw new InsecureFallbackApprovalException(e);
     } catch (IOException e) {
       Log.w(TAG, e);
-      if (isSmsFallbackSupported) fallbackOrAskApproval(masterSecret, message, destination);
-      else                        throw new RetryLaterException(e);
-    }
-    return false;
-  }
-
-  private void fallbackOrAskApproval(MasterSecret masterSecret, SendReq mediaMessage, String destination)
-      throws SecureFallbackApprovalException, InsecureFallbackApprovalException
-  {
-    boolean   isSmsFallbackApprovalRequired = isSmsFallbackApprovalRequired(destination, true);
-
-    if (!isSmsFallbackApprovalRequired) {
-      Log.w(TAG, "Falling back to MMS");
-      DatabaseFactory.getMmsDatabase(context).markAsForcedSms(mediaMessage.getDatabaseMessageId());
-      ApplicationContext.getInstance(context).getJobManager().add(new MmsSendJob(context, messageId));
-    } else if (!SessionUtil.hasSession(context, masterSecret, destination)) {
-      Log.w(TAG, "Marking message as pending insecure SMS fallback");
-      throw new InsecureFallbackApprovalException("Pending user approval for fallback to insecure SMS");
-    } else {
-      Log.w(TAG, "Marking message as pending secure SMS fallback");
-      throw new SecureFallbackApprovalException("Pending user approval for fallback secure to SMS");
+      throw new RetryLaterException(e);
     }
   }
-
-
 }
diff --git a/src/org/thoughtcrime/securesms/jobs/PushSendJob.java b/src/org/thoughtcrime/securesms/jobs/PushSendJob.java
index 0223e89837..ae5fc0f434 100644
--- a/src/org/thoughtcrime/securesms/jobs/PushSendJob.java
+++ b/src/org/thoughtcrime/securesms/jobs/PushSendJob.java
@@ -38,54 +38,23 @@ public abstract class PushSendJob extends SendJob {
     super(context, parameters);
   }
 
-  protected static JobParameters constructParameters(Context context, String destination, boolean media) {
+  protected static JobParameters constructParameters(Context context, String destination) {
     JobParameters.Builder builder = JobParameters.newBuilder();
     builder.withPersistence();
     builder.withGroupId(destination);
     builder.withRequirement(new MasterSecretRequirement(context));
-
-    if (!isSmsFallbackSupported(context, destination, media)) {
-      builder.withRequirement(new NetworkRequirement(context));
-      builder.withRetryCount(5);
-    }
+    builder.withRequirement(new NetworkRequirement(context));
+    builder.withRetryCount(5);
 
     return builder.create();
   }
 
-  protected static boolean isSmsFallbackSupported(Context context, String destination, boolean media) {
-    try {
-      String e164number = Util.canonicalizeNumber(context, destination);
-
-      if (GroupUtil.isEncodedGroup(e164number)) {
-        return false;
-      }
-
-      if (!TextSecurePreferences.isFallbackSmsAllowed(context)) {
-        return false;
-      }
-
-      if (media && !TextSecurePreferences.isFallbackMmsEnabled(context)) {
-        return false;
-      }
-
-      TextSecureDirectory directory = TextSecureDirectory.getInstance(context);
-      return directory.isSmsFallbackSupported(e164number);
-    } catch (InvalidNumberException e) {
-      Log.w(TAG, e);
-      return false;
-    }
-  }
-
   protected TextSecureAddress getPushAddress(String number) throws InvalidNumberException {
     String e164number = Util.canonicalizeNumber(context, number);
     String relay      = TextSecureDirectory.getInstance(context).getRelay(e164number);
     return new TextSecureAddress(e164number, Optional.fromNullable(relay));
   }
 
-  protected boolean isSmsFallbackApprovalRequired(String destination, boolean media) {
-    return (isSmsFallbackSupported(context, destination, media) && TextSecurePreferences.isFallbackSmsAskRequired(context));
-  }
-
   protected List<TextSecureAttachment> getAttachments(final MasterSecret masterSecret, final SendReq message) {
     List<TextSecureAttachment> attachments = new LinkedList<>();
 
diff --git a/src/org/thoughtcrime/securesms/jobs/PushTextSendJob.java b/src/org/thoughtcrime/securesms/jobs/PushTextSendJob.java
index e6fadd7bf3..212b0d03c9 100644
--- a/src/org/thoughtcrime/securesms/jobs/PushTextSendJob.java
+++ b/src/org/thoughtcrime/securesms/jobs/PushTextSendJob.java
@@ -5,7 +5,6 @@ import android.util.Log;
 
 import org.thoughtcrime.securesms.ApplicationContext;
 import org.thoughtcrime.securesms.crypto.MasterSecret;
-import org.thoughtcrime.securesms.crypto.SessionUtil;
 import org.thoughtcrime.securesms.database.DatabaseFactory;
 import org.thoughtcrime.securesms.database.EncryptingSmsDatabase;
 import org.thoughtcrime.securesms.database.NoSuchMessageException;
@@ -13,12 +12,10 @@ import org.thoughtcrime.securesms.database.SmsDatabase;
 import org.thoughtcrime.securesms.database.model.SmsMessageRecord;
 import org.thoughtcrime.securesms.dependencies.InjectableType;
 import org.thoughtcrime.securesms.notifications.MessageNotifier;
-import org.thoughtcrime.securesms.recipients.Recipient;
 import org.thoughtcrime.securesms.recipients.RecipientFactory;
 import org.thoughtcrime.securesms.recipients.Recipients;
 import org.thoughtcrime.securesms.transport.InsecureFallbackApprovalException;
 import org.thoughtcrime.securesms.transport.RetryLaterException;
-import org.thoughtcrime.securesms.transport.SecureFallbackApprovalException;
 import org.whispersystems.textsecure.api.TextSecureMessageSender;
 import org.whispersystems.textsecure.api.crypto.UntrustedIdentityException;
 import org.whispersystems.textsecure.api.messages.TextSecureMessage;
@@ -41,7 +38,7 @@ public class PushTextSendJob extends PushSendJob implements InjectableType {
   private final long messageId;
 
   public PushTextSendJob(Context context, long messageId, String destination) {
-    super(context, constructParameters(context, destination, false));
+    super(context, constructParameters(context, destination));
     this.messageId = messageId;
   }
 
@@ -54,26 +51,22 @@ public class PushTextSendJob extends PushSendJob implements InjectableType {
 
   @Override
   public void onSend(MasterSecret masterSecret) throws NoSuchMessageException, RetryLaterException {
-    EncryptingSmsDatabase database    = DatabaseFactory.getEncryptingSmsDatabase(context);
-    SmsMessageRecord      record      = database.getMessage(masterSecret, messageId);
-    String                destination = record.getIndividualRecipient().getNumber();
+    EncryptingSmsDatabase database = DatabaseFactory.getEncryptingSmsDatabase(context);
+    SmsMessageRecord      record   = database.getMessage(masterSecret, messageId);
 
     try {
       Log.w(TAG, "Sending message: " + messageId);
 
-      if (deliver(masterSecret, record, destination)) {
-        database.markAsPush(messageId);
-        database.markAsSecure(messageId);
-        database.markAsSent(messageId);
-      }
+      deliver(masterSecret, record);
+      database.markAsPush(messageId);
+      database.markAsSecure(messageId);
+      database.markAsSent(messageId);
+
     } catch (InsecureFallbackApprovalException e) {
       Log.w(TAG, e);
       database.markAsPendingInsecureSmsFallback(record.getId());
       MessageNotifier.notifyMessageDeliveryFailed(context, record.getRecipients(), record.getThreadId());
-    } catch (SecureFallbackApprovalException e) {
-      Log.w(TAG, e);
-      database.markAsPendingSecureSmsFallback(record.getId());
-      MessageNotifier.notifyMessageDeliveryFailed(context, record.getRecipients(), record.getThreadId());
+      ApplicationContext.getInstance(context).getJobManager().add(new DirectoryRefreshJob(context));
     } catch (UntrustedIdentityException e) {
       Log.w(TAG, e);
       Recipients recipients  = RecipientFactory.getRecipientsFromString(context, e.getE164Number(), false);
@@ -102,55 +95,26 @@ public class PushTextSendJob extends PushSendJob implements InjectableType {
     MessageNotifier.notifyMessageDeliveryFailed(context, recipients, threadId);
   }
 
-  private boolean deliver(MasterSecret masterSecret, SmsMessageRecord message, String destination)
-      throws UntrustedIdentityException, SecureFallbackApprovalException,
-             InsecureFallbackApprovalException, RetryLaterException
+  private void deliver(MasterSecret masterSecret, SmsMessageRecord message)
+      throws UntrustedIdentityException, InsecureFallbackApprovalException, RetryLaterException
   {
-    boolean isSmsFallbackSupported = isSmsFallbackSupported(context, destination, false);
-
     try {
-      TextSecureAddress       address       = getPushAddress(message.getIndividualRecipient().getNumber());
-      TextSecureMessageSender messageSender = messageSenderFactory.create(masterSecret);
+      TextSecureAddress       address           = getPushAddress(message.getIndividualRecipient().getNumber());
+      TextSecureMessageSender messageSender     = messageSenderFactory.create(masterSecret);
+      TextSecureMessage       textSecureMessage = TextSecureMessage.newBuilder()
+                                                                   .withTimestamp(message.getDateSent())
+                                                                   .withBody(message.getBody().getBody())
+                                                                   .asEndSessionMessage(message.isEndSession())
+                                                                   .build();
 
-      if (message.isEndSession()) {
-        messageSender.sendMessage(address, new TextSecureMessage(message.getDateSent(), null,
-                                                                 null, null, true, true));
-      } else {
-        messageSender.sendMessage(address, new TextSecureMessage(message.getDateSent(), message.getBody().getBody()));
-      }
 
-      return true;
+      messageSender.sendMessage(address, textSecureMessage);
     } catch (InvalidNumberException | UnregisteredUserException e) {
       Log.w(TAG, e);
-      if (isSmsFallbackSupported) fallbackOrAskApproval(masterSecret, message, destination);
-      else                        DatabaseFactory.getSmsDatabase(context).markAsSentFailed(messageId);
+      throw new InsecureFallbackApprovalException(e);
     } catch (IOException e) {
       Log.w(TAG, e);
-      if (isSmsFallbackSupported) fallbackOrAskApproval(masterSecret, message, destination);
-      else                        throw new RetryLaterException(e);
-    }
-
-    return false;
-  }
-
-  private void fallbackOrAskApproval(MasterSecret masterSecret, SmsMessageRecord smsMessage, String destination)
-      throws SecureFallbackApprovalException, InsecureFallbackApprovalException
-  {
-    Recipient recipient                     = smsMessage.getIndividualRecipient();
-    boolean   isSmsFallbackApprovalRequired = isSmsFallbackApprovalRequired(destination, false);
-
-    if (!isSmsFallbackApprovalRequired) {
-      Log.w(TAG, "Falling back to SMS");
-      DatabaseFactory.getSmsDatabase(context).markAsForcedSms(smsMessage.getId());
-      ApplicationContext.getInstance(context).getJobManager().add(new SmsSendJob(context, messageId, destination));
-    } else if (!SessionUtil.hasSession(context, masterSecret, recipient)) {
-      Log.w(TAG, "Marking message as pending insecure fallback.");
-      throw new InsecureFallbackApprovalException("Pending user approval for fallback to insecure SMS");
-    } else {
-      Log.w(TAG, "Marking message as pending secure fallback.");
-      throw new SecureFallbackApprovalException("Pending user approval for fallback to secure SMS");
+      throw new RetryLaterException(e);
     }
   }
-
-
 }
diff --git a/src/org/thoughtcrime/securesms/jobs/SendJob.java b/src/org/thoughtcrime/securesms/jobs/SendJob.java
index 5e4d593769..f7aa7a0607 100644
--- a/src/org/thoughtcrime/securesms/jobs/SendJob.java
+++ b/src/org/thoughtcrime/securesms/jobs/SendJob.java
@@ -40,6 +40,7 @@ public abstract class SendJob extends MasterSecretJob {
 
   protected abstract void onSend(MasterSecret masterSecret) throws Exception;
 
+  // FIXME: This should return a value rather than modifying one.
   protected void prepareMessageMedia(MasterSecret masterSecret, SendReq message,
                                      MediaConstraints constraints, boolean toMemory)
       throws IOException, UndeliverableMessageException
diff --git a/src/org/thoughtcrime/securesms/jobs/SmsDecryptJob.java b/src/org/thoughtcrime/securesms/jobs/SmsDecryptJob.java
index 37f8bb255d..d2d7680f9c 100644
--- a/src/org/thoughtcrime/securesms/jobs/SmsDecryptJob.java
+++ b/src/org/thoughtcrime/securesms/jobs/SmsDecryptJob.java
@@ -7,32 +7,16 @@ import org.thoughtcrime.securesms.crypto.AsymmetricMasterCipher;
 import org.thoughtcrime.securesms.crypto.AsymmetricMasterSecret;
 import org.thoughtcrime.securesms.crypto.MasterSecret;
 import org.thoughtcrime.securesms.crypto.MasterSecretUtil;
-import org.thoughtcrime.securesms.crypto.SecurityEvent;
-import org.thoughtcrime.securesms.crypto.SmsCipher;
-import org.thoughtcrime.securesms.crypto.storage.TextSecureAxolotlStore;
 import org.thoughtcrime.securesms.database.DatabaseFactory;
 import org.thoughtcrime.securesms.database.EncryptingSmsDatabase;
 import org.thoughtcrime.securesms.database.NoSuchMessageException;
 import org.thoughtcrime.securesms.database.model.SmsMessageRecord;
 import org.thoughtcrime.securesms.jobs.requirements.MasterSecretRequirement;
 import org.thoughtcrime.securesms.notifications.MessageNotifier;
-import org.thoughtcrime.securesms.service.KeyCachingService;
 import org.thoughtcrime.securesms.sms.IncomingEncryptedMessage;
-import org.thoughtcrime.securesms.sms.IncomingEndSessionMessage;
-import org.thoughtcrime.securesms.sms.IncomingKeyExchangeMessage;
-import org.thoughtcrime.securesms.sms.IncomingPreKeyBundleMessage;
 import org.thoughtcrime.securesms.sms.IncomingTextMessage;
-import org.thoughtcrime.securesms.sms.MessageSender;
-import org.thoughtcrime.securesms.sms.OutgoingKeyExchangeMessage;
-import org.thoughtcrime.securesms.util.TextSecurePreferences;
 import org.whispersystems.jobqueue.JobParameters;
-import org.whispersystems.libaxolotl.DuplicateMessageException;
 import org.whispersystems.libaxolotl.InvalidMessageException;
-import org.whispersystems.libaxolotl.InvalidVersionException;
-import org.whispersystems.libaxolotl.LegacyMessageException;
-import org.whispersystems.libaxolotl.NoSessionException;
-import org.whispersystems.libaxolotl.StaleKeyExchangeException;
-import org.whispersystems.libaxolotl.UntrustedIdentityException;
 import org.whispersystems.libaxolotl.util.guava.Optional;
 import org.whispersystems.textsecure.api.messages.TextSecureGroup;
 
@@ -54,11 +38,7 @@ public class SmsDecryptJob extends MasterSecretJob {
   }
 
   @Override
-  public void onAdded() {
-    if (KeyCachingService.getMasterSecret(context) == null) {
-      MessageNotifier.updateNotification(context, null, -2);
-    }
-  }
+  public void onAdded() {}
 
   @Override
   public void onRun(MasterSecret masterSecret) throws NoSuchMessageException {
@@ -68,27 +48,17 @@ public class SmsDecryptJob extends MasterSecretJob {
       SmsMessageRecord    record    = database.getMessage(masterSecret, messageId);
       IncomingTextMessage message   = createIncomingTextMessage(masterSecret, record);
       long                messageId = record.getId();
-      long                threadId  = record.getThreadId();
 
-      if      (message.isSecureMessage()) handleSecureMessage(masterSecret, messageId, threadId, message);
-      else if (message.isPreKeyBundle())  handlePreKeyWhisperMessage(masterSecret, messageId, threadId, (IncomingPreKeyBundleMessage) message);
-      else if (message.isKeyExchange())   handleKeyExchangeMessage(masterSecret, messageId, threadId, (IncomingKeyExchangeMessage) message);
-      else if (message.isEndSession())    handleSecureMessage(masterSecret, messageId, threadId, message);
-      else                                database.updateMessageBody(masterSecret, messageId, message.getMessageBody());
+      if (message.isSecureMessage()) {
+        database.markAsLegacyVersion(messageId);
+      } else {
+        database.updateMessageBody(masterSecret, messageId, message.getMessageBody());
+      }
 
       MessageNotifier.updateNotification(context, masterSecret);
-    } catch (LegacyMessageException e) {
-      Log.w(TAG, e);
-      database.markAsLegacyVersion(messageId);
     } catch (InvalidMessageException e) {
       Log.w(TAG, e);
       database.markAsDecryptFailed(messageId);
-    } catch (DuplicateMessageException e) {
-      Log.w(TAG, e);
-      database.markAsDecryptDuplicate(messageId);
-    } catch (NoSessionException e) {
-      Log.w(TAG, e);
-      database.markAsNoSession(messageId);
     }
   }
 
@@ -102,77 +72,6 @@ public class SmsDecryptJob extends MasterSecretJob {
     // TODO
   }
 
-  private void handleSecureMessage(MasterSecret masterSecret, long messageId, long threadId,
-                                   IncomingTextMessage message)
-      throws NoSessionException, DuplicateMessageException,
-      InvalidMessageException, LegacyMessageException
-  {
-    EncryptingSmsDatabase database  = DatabaseFactory.getEncryptingSmsDatabase(context);
-    SmsCipher             cipher    = new SmsCipher(new TextSecureAxolotlStore(context, masterSecret));
-    IncomingTextMessage   plaintext = cipher.decrypt(context, message);
-
-    database.updateMessageBody(masterSecret, messageId, plaintext.getMessageBody());
-
-    if (message.isEndSession()) SecurityEvent.broadcastSecurityUpdateEvent(context, threadId);
-  }
-
-  private void handlePreKeyWhisperMessage(MasterSecret masterSecret, long messageId, long threadId,
-                                          IncomingPreKeyBundleMessage message)
-      throws NoSessionException, DuplicateMessageException,
-      InvalidMessageException, LegacyMessageException
-  {
-    EncryptingSmsDatabase database = DatabaseFactory.getEncryptingSmsDatabase(context);
-
-    try {
-      SmsCipher                smsCipher = new SmsCipher(new TextSecureAxolotlStore(context, masterSecret));
-      IncomingEncryptedMessage plaintext = smsCipher.decrypt(context, message);
-
-      database.updateBundleMessageBody(masterSecret, messageId, plaintext.getMessageBody());
-
-      SecurityEvent.broadcastSecurityUpdateEvent(context, threadId);
-    } catch (InvalidVersionException e) {
-      Log.w(TAG, e);
-      database.markAsInvalidVersionKeyExchange(messageId);
-    } catch (UntrustedIdentityException e) {
-      Log.w(TAG, e);
-    }
-  }
-
-  private void handleKeyExchangeMessage(MasterSecret masterSecret, long messageId, long threadId,
-                                        IncomingKeyExchangeMessage message)
-  {
-    EncryptingSmsDatabase database = DatabaseFactory.getEncryptingSmsDatabase(context);
-
-    if (TextSecurePreferences.isAutoRespondKeyExchangeEnabled(context)) {
-      try {
-        SmsCipher                  cipher   = new SmsCipher(new TextSecureAxolotlStore(context, masterSecret));
-        OutgoingKeyExchangeMessage response = cipher.process(context, message);
-
-        database.markAsProcessedKeyExchange(messageId);
-
-        SecurityEvent.broadcastSecurityUpdateEvent(context, threadId);
-
-        if (response != null) {
-          MessageSender.send(context, masterSecret, response, threadId, true);
-        }
-      } catch (InvalidVersionException e) {
-        Log.w(TAG, e);
-        database.markAsInvalidVersionKeyExchange(messageId);
-      } catch (InvalidMessageException e) {
-        Log.w(TAG, e);
-        database.markAsCorruptKeyExchange(messageId);
-      } catch (LegacyMessageException e) {
-        Log.w(TAG, e);
-        database.markAsLegacyVersion(messageId);
-      } catch (StaleKeyExchangeException e) {
-        Log.w(TAG, e);
-        database.markAsStaleKeyExchange(messageId);
-      } catch (UntrustedIdentityException e) {
-        Log.w(TAG, e);
-      }
-    }
-  }
-
   private String getAsymmetricDecryptedBody(MasterSecret masterSecret, String body)
       throws InvalidMessageException
   {
@@ -189,28 +88,17 @@ public class SmsDecryptJob extends MasterSecretJob {
   private IncomingTextMessage createIncomingTextMessage(MasterSecret masterSecret, SmsMessageRecord record)
       throws InvalidMessageException
   {
-    String plaintextBody = record.getBody().getBody();
-
-    if (record.isAsymmetricEncryption()) {
-      plaintextBody = getAsymmetricDecryptedBody(masterSecret, record.getBody().getBody());
-    }
-
     IncomingTextMessage message = new IncomingTextMessage(record.getRecipients().getPrimaryRecipient().getNumber(),
                                                           record.getRecipientDeviceId(),
                                                           record.getDateSent(),
-                                                          plaintextBody,
+                                                          record.getBody().getBody(),
                                                           Optional.<TextSecureGroup>absent());
 
-    if (record.isEndSession()) {
-      return new IncomingEndSessionMessage(message);
-    } else if (record.isBundleKeyExchange()) {
-      return new IncomingPreKeyBundleMessage(message, message.getMessageBody());
-    } else if (record.isKeyExchange()) {
-      return new IncomingKeyExchangeMessage(message, message.getMessageBody());
-    } else if (record.isSecure()) {
+    if (record.isAsymmetricEncryption()) {
+      String plaintextBody = getAsymmetricDecryptedBody(masterSecret, record.getBody().getBody());
+      return new IncomingTextMessage(message, plaintextBody);
+    } else {
       return new IncomingEncryptedMessage(message, message.getMessageBody());
     }
-
-    return message;
   }
 }
diff --git a/src/org/thoughtcrime/securesms/jobs/SmsReceiveJob.java b/src/org/thoughtcrime/securesms/jobs/SmsReceiveJob.java
index fa9b5e502d..818cb4d28f 100644
--- a/src/org/thoughtcrime/securesms/jobs/SmsReceiveJob.java
+++ b/src/org/thoughtcrime/securesms/jobs/SmsReceiveJob.java
@@ -12,8 +12,8 @@ import org.thoughtcrime.securesms.database.EncryptingSmsDatabase;
 import org.thoughtcrime.securesms.notifications.MessageNotifier;
 import org.thoughtcrime.securesms.protocol.WirePrefix;
 import org.thoughtcrime.securesms.service.KeyCachingService;
+import org.thoughtcrime.securesms.sms.IncomingEncryptedMessage;
 import org.thoughtcrime.securesms.sms.IncomingTextMessage;
-import org.thoughtcrime.securesms.sms.MultipartSmsMessageHandler;
 import org.whispersystems.jobqueue.JobParameters;
 import org.whispersystems.libaxolotl.util.guava.Optional;
 
@@ -24,8 +24,6 @@ public class SmsReceiveJob extends ContextJob {
 
   private static final String TAG = SmsReceiveJob.class.getSimpleName();
 
-  private static MultipartSmsMessageHandler multipartMessageHandler = new MultipartSmsMessageHandler();
-
   private final Object[] pdus;
 
   public SmsReceiveJob(Context context, Object[] pdus) {
@@ -67,18 +65,15 @@ public class SmsReceiveJob extends ContextJob {
 
     if (message.isSecureMessage()) {
       messageAndThreadId = database.insertMessageInbox((MasterSecret)null, message);
+      database.markAsLegacyVersion(messageAndThreadId.first);
     } else if (masterSecret == null) {
       messageAndThreadId = database.insertMessageInbox(MasterSecretUtil.getAsymmetricMasterSecret(context, null), message);
-    } else {
-      messageAndThreadId = database.insertMessageInbox(masterSecret, message);
-    }
 
-    if (masterSecret == null || message.isSecureMessage() || message.isKeyExchange() || message.isEndSession()) {
       ApplicationContext.getInstance(context)
                         .getJobManager()
                         .add(new SmsDecryptJob(context, messageAndThreadId.first));
     } else {
-      MessageNotifier.updateNotification(context, masterSecret, messageAndThreadId.second);
+      messageAndThreadId = database.insertMessageInbox(masterSecret, message);
     }
 
     return messageAndThreadId;
@@ -102,7 +97,7 @@ public class SmsReceiveJob extends ContextJob {
         WirePrefix.isPreKeyBundle(message.getMessageBody())     ||
         WirePrefix.isEndSession(message.getMessageBody()))
     {
-      return Optional.fromNullable(multipartMessageHandler.processPotentialMultipartMessage(message));
+      return Optional.<IncomingTextMessage>of(new IncomingEncryptedMessage(message, message.getMessageBody()));
     } else {
       return Optional.of(message);
     }
diff --git a/src/org/thoughtcrime/securesms/jobs/SmsSendJob.java b/src/org/thoughtcrime/securesms/jobs/SmsSendJob.java
index 8752f84d23..c22e084d90 100644
--- a/src/org/thoughtcrime/securesms/jobs/SmsSendJob.java
+++ b/src/org/thoughtcrime/securesms/jobs/SmsSendJob.java
@@ -8,8 +8,6 @@ import android.telephony.SmsManager;
 import android.util.Log;
 
 import org.thoughtcrime.securesms.crypto.MasterSecret;
-import org.thoughtcrime.securesms.crypto.SmsCipher;
-import org.thoughtcrime.securesms.crypto.storage.TextSecureAxolotlStore;
 import org.thoughtcrime.securesms.database.DatabaseFactory;
 import org.thoughtcrime.securesms.database.EncryptingSmsDatabase;
 import org.thoughtcrime.securesms.database.NoSuchMessageException;
@@ -20,14 +18,11 @@ import org.thoughtcrime.securesms.jobs.requirements.ServiceRequirement;
 import org.thoughtcrime.securesms.notifications.MessageNotifier;
 import org.thoughtcrime.securesms.recipients.Recipients;
 import org.thoughtcrime.securesms.service.SmsDeliveryListener;
-import org.thoughtcrime.securesms.sms.MultipartSmsMessageHandler;
-import org.thoughtcrime.securesms.sms.OutgoingTextMessage;
 import org.thoughtcrime.securesms.transport.InsecureFallbackApprovalException;
 import org.thoughtcrime.securesms.transport.UndeliverableMessageException;
 import org.thoughtcrime.securesms.util.NumberUtil;
 import org.thoughtcrime.securesms.util.TextSecurePreferences;
 import org.whispersystems.jobqueue.JobParameters;
-import org.whispersystems.libaxolotl.NoSessionException;
 
 import java.util.ArrayList;
 
@@ -55,15 +50,11 @@ public class SmsSendJob extends SendJob {
     try {
       Log.w(TAG, "Sending message: " + messageId);
 
-      deliver(masterSecret, record);
+      deliver(record);
     } catch (UndeliverableMessageException ude) {
       Log.w(TAG, ude);
       DatabaseFactory.getSmsDatabase(context).markAsSentFailed(record.getId());
       MessageNotifier.notifyMessageDeliveryFailed(context, record.getRecipients(), record.getThreadId());
-    } catch (InsecureFallbackApprovalException ifae) {
-      Log.w(TAG, ifae);
-      DatabaseFactory.getSmsDatabase(context).markAsPendingInsecureSmsFallback(record.getId());
-      MessageNotifier.notifyMessageDeliveryFailed(context, record.getRecipients(), record.getThreadId());
     }
   }
 
@@ -82,61 +73,17 @@ public class SmsSendJob extends SendJob {
     MessageNotifier.notifyMessageDeliveryFailed(context, recipients, threadId);
   }
 
-  private void deliver(MasterSecret masterSecret, SmsMessageRecord record)
-      throws UndeliverableMessageException, InsecureFallbackApprovalException
-  {
-    if (!NumberUtil.isValidSmsOrEmail(record.getIndividualRecipient().getNumber())) {
-      throw new UndeliverableMessageException("Not a valid SMS destination! " + record.getIndividualRecipient().getNumber());
-    }
-
-    if (record.isSecure() || record.isKeyExchange() || record.isEndSession()) {
-      deliverSecureMessage(masterSecret, record);
-    } else {
-      deliverPlaintextMessage(record);
-    }
-  }
-
-  private void deliverSecureMessage(MasterSecret masterSecret, SmsMessageRecord message)
-      throws UndeliverableMessageException, InsecureFallbackApprovalException
-  {
-    MultipartSmsMessageHandler multipartMessageHandler = new MultipartSmsMessageHandler();
-    OutgoingTextMessage        transportMessage        = OutgoingTextMessage.from(message);
-
-    if (message.isSecure() || message.isEndSession()) {
-      transportMessage = getAsymmetricEncrypt(masterSecret, transportMessage);
-    }
-
-    ArrayList<String> messages                = multipartMessageHandler.divideMessage(transportMessage);
-    ArrayList<PendingIntent> sentIntents      = constructSentIntents(message.getId(), message.getType(), messages, message.isSecure());
-    ArrayList<PendingIntent> deliveredIntents = constructDeliveredIntents(message.getId(), message.getType(), messages);
-
-    Log.w("SmsTransport", "Secure divide into message parts: " + messages.size());
-
-    for (int i=0;i<messages.size();i++) {
-      // NOTE 11/04/14 -- There's apparently a bug where for some unknown recipients
-      // and messages, this will throw an NPE.  We have no idea why, so we're just
-      // catching it and marking the message as a failure.  That way at least it
-      // doesn't repeatedly crash every time you start the app.
-      try {
-        SmsManager.getDefault().sendTextMessage(message.getIndividualRecipient().getNumber(), null, messages.get(i),
-                                                sentIntents.get(i),
-                                                deliveredIntents == null ? null : deliveredIntents.get(i));
-      } catch (NullPointerException npe) {
-        Log.w(TAG, npe);
-        Log.w(TAG, "Recipient: " + message.getIndividualRecipient().getNumber());
-        Log.w(TAG, "Message Total Parts/Current: " + messages.size() + "/" + i);
-        Log.w(TAG, "Message Part Length: " + messages.get(i).getBytes().length);
-        throw new UndeliverableMessageException(npe);
-      } catch (IllegalArgumentException iae) {
-        Log.w(TAG, iae);
-        throw new UndeliverableMessageException(iae);
-      }
-    }
-  }
-
-  private void deliverPlaintextMessage(SmsMessageRecord message)
+  private void deliver(SmsMessageRecord message)
       throws UndeliverableMessageException
   {
+    if (!NumberUtil.isValidSmsOrEmail(message.getIndividualRecipient().getNumber())) {
+      throw new UndeliverableMessageException("Not a valid SMS destination! " + message.getIndividualRecipient().getNumber());
+    }
+
+    if (message.isSecure() || message.isKeyExchange() || message.isEndSession()) {
+      throw new UndeliverableMessageException("Trying to send a secure SMS?");
+    }
+
     ArrayList<String> messages                = SmsManager.getDefault().divideMessage(message.getBody().getBody());
     ArrayList<PendingIntent> sentIntents      = constructSentIntents(message.getId(), message.getType(), messages, false);
     ArrayList<PendingIntent> deliveredIntents = constructDeliveredIntents(message.getId(), message.getType(), messages);
@@ -166,17 +113,6 @@ public class SmsSendJob extends SendJob {
     }
   }
 
-  private OutgoingTextMessage getAsymmetricEncrypt(MasterSecret masterSecret,
-                                                   OutgoingTextMessage message)
-      throws InsecureFallbackApprovalException
-  {
-    try {
-      return new SmsCipher(new TextSecureAxolotlStore(context, masterSecret)).encrypt(message);
-    } catch (NoSessionException e) {
-      throw new InsecureFallbackApprovalException(e);
-    }
-  }
-
   private ArrayList<PendingIntent> constructSentIntents(long messageId, long type,
                                                         ArrayList<String> messages, boolean secure)
   {
diff --git a/src/org/thoughtcrime/securesms/mms/MmsSendResult.java b/src/org/thoughtcrime/securesms/mms/MmsSendResult.java
index 4e2f91bf71..bd9ce36f1b 100644
--- a/src/org/thoughtcrime/securesms/mms/MmsSendResult.java
+++ b/src/org/thoughtcrime/securesms/mms/MmsSendResult.java
@@ -4,22 +4,10 @@ public class MmsSendResult {
 
   private final byte[]  messageId;
   private final int     responseStatus;
-  private final boolean upgradedSecure;
-  private final boolean push;
 
-  public MmsSendResult(byte[] messageId, int responseStatus, boolean upgradedSecure, boolean push) {
+  public MmsSendResult(byte[] messageId, int responseStatus) {
     this.messageId      = messageId;
     this.responseStatus = responseStatus;
-    this.upgradedSecure = upgradedSecure;
-    this.push           = push;
-  }
-
-  public boolean isPush() {
-    return push;
-  }
-
-  public boolean isUpgradedSecure() {
-    return upgradedSecure;
   }
 
   public int getResponseStatus() {
diff --git a/src/org/thoughtcrime/securesms/preferences/SmsMmsPreferenceFragment.java b/src/org/thoughtcrime/securesms/preferences/SmsMmsPreferenceFragment.java
index 191343097f..305923566f 100644
--- a/src/org/thoughtcrime/securesms/preferences/SmsMmsPreferenceFragment.java
+++ b/src/org/thoughtcrime/securesms/preferences/SmsMmsPreferenceFragment.java
@@ -12,20 +12,14 @@ import android.support.v4.app.Fragment;
 import android.support.v4.app.FragmentManager;
 import android.support.v4.app.FragmentTransaction;
 import android.support.v4.preference.PreferenceFragment;
-import android.text.TextUtils;
 
 import org.thoughtcrime.securesms.ApplicationPreferencesActivity;
 import org.thoughtcrime.securesms.R;
-import org.thoughtcrime.securesms.components.OutgoingSmsPreference;
 import org.thoughtcrime.securesms.util.TextSecurePreferences;
 import org.thoughtcrime.securesms.util.Util;
 
-import java.util.LinkedList;
-import java.util.List;
-
 public class SmsMmsPreferenceFragment extends PreferenceFragment {
   private static final String KITKAT_DEFAULT_PREF = "pref_set_default";
-  private static final String OUTGOING_SMS_PREF   = "pref_outgoing_sms";
   private static final String MMS_PREF            = "pref_mms_preferences";
 
   @Override
@@ -33,12 +27,8 @@ public class SmsMmsPreferenceFragment extends PreferenceFragment {
     super.onCreate(paramBundle);
     addPreferencesFromResource(R.xml.preferences_sms_mms);
 
-    this.findPreference(OUTGOING_SMS_PREF)
-      .setOnPreferenceChangeListener(new OutgoingSmsPreferenceListener());
     this.findPreference(MMS_PREF)
       .setOnPreferenceClickListener(new ApnPreferencesClickListener());
-
-    initializeOutgoingSmsSummary((OutgoingSmsPreference) findPreference(OUTGOING_SMS_PREF));
   }
 
   @Override
@@ -75,50 +65,6 @@ public class SmsMmsPreferenceFragment extends PreferenceFragment {
     }
   }
 
-  private void initializeOutgoingSmsSummary(OutgoingSmsPreference pref) {
-    pref.setSummary(buildOutgoingSmsDescription());
-  }
-
-  private class OutgoingSmsPreferenceListener implements Preference.OnPreferenceChangeListener {
-
-    @Override
-    public boolean onPreferenceChange(final Preference preference, Object newValue) {
-
-      preference.setSummary(buildOutgoingSmsDescription());
-      return false;
-    }
-  }
-
-  private String buildOutgoingSmsDescription() {
-    final StringBuilder builder         = new StringBuilder();
-    final boolean       dataFallback    = TextSecurePreferences.isFallbackSmsAllowed(getActivity());
-    final boolean       dataFallbackAsk = TextSecurePreferences.isFallbackSmsAskRequired(getActivity());
-    final boolean       mmsFallback     = TextSecurePreferences.isFallbackMmsEnabled(getActivity());
-    final boolean       nonData         = TextSecurePreferences.isDirectSmsAllowed(getActivity());
-
-    if (dataFallback) {
-      builder.append(getString(R.string.preferences__sms_outgoing_push_users));
-
-      List<String> fallbackOptions = new LinkedList<>();
-      if (dataFallbackAsk) fallbackOptions.add(getString(R.string.preferences__sms_fallback_push_users_ask));
-      if (!mmsFallback)    fallbackOptions.add(getString(R.string.preferences__sms_fallback_push_users_no_mms));
-
-      if (fallbackOptions.size() > 0) {
-        builder.append(" (")
-               .append(TextUtils.join(", ", fallbackOptions))
-               .append(")");
-      }
-    }
-    if (nonData) {
-      if (dataFallback) builder.append(", ");
-      builder.append(getString(R.string.preferences__sms_fallback_non_push_users));
-    }
-    if (!dataFallback && !nonData) {
-      builder.append(getString(R.string.preferences__sms_fallback_nobody));
-    }
-    return builder.toString();
-  }
-
   private class ApnPreferencesClickListener implements Preference.OnPreferenceClickListener {
 
     @Override
@@ -135,7 +81,7 @@ public class SmsMmsPreferenceFragment extends PreferenceFragment {
   }
 
   public static CharSequence getSummary(Context context) {
-    return getIncomingSmsSummary(context) + ", " + getOutgoingSmsSummary(context);
+    return getIncomingSmsSummary(context);
   }
 
   private static CharSequence getIncomingSmsSummary(Context context) {
@@ -160,21 +106,4 @@ public class SmsMmsPreferenceFragment extends PreferenceFragment {
     }
     return context.getString(incomingSmsResId, context.getString(incomingSmsSummary));
   }
-
-  private static CharSequence getOutgoingSmsSummary(Context context) {
-    final int onResId          = R.string.ApplicationPreferencesActivity_on;
-    final int offResId         = R.string.ApplicationPreferencesActivity_off;
-    final int partialResId     = R.string.ApplicationPreferencesActivity_partial;
-    final int outgoingSmsResId = R.string.ApplicationPreferencesActivity_outgoing_sms_summary;
-
-    final int outgoingSmsSummary;
-    if (TextSecurePreferences.isFallbackSmsAllowed(context) && TextSecurePreferences.isDirectSmsAllowed(context)) {
-      outgoingSmsSummary = onResId;
-    } else if (TextSecurePreferences.isFallbackSmsAllowed(context) ^ TextSecurePreferences.isDirectSmsAllowed(context)) {
-      outgoingSmsSummary = partialResId;
-    } else {
-      outgoingSmsSummary = offResId;
-    }
-    return context.getString(outgoingSmsResId, context.getString(outgoingSmsSummary));
-  }
 }
diff --git a/src/org/thoughtcrime/securesms/protocol/Tag.java b/src/org/thoughtcrime/securesms/protocol/Tag.java
deleted file mode 100644
index b863d4ca3d..0000000000
--- a/src/org/thoughtcrime/securesms/protocol/Tag.java
+++ /dev/null
@@ -1,33 +0,0 @@
-package org.thoughtcrime.securesms.protocol;
-
-import android.content.Context;
-import android.content.SharedPreferences;
-import android.preference.PreferenceManager;
-
-import org.thoughtcrime.securesms.ApplicationPreferencesActivity;
-
-public class Tag {
-
-  public static final String WHITESPACE_TAG = "             ";
-
-  public static boolean isTaggable(String message) {
-    return message.matches(".*[^\\s].*")                                       &&
-           message.replaceAll("\\s+$", "").length() + WHITESPACE_TAG.length() <= 158;
-  }
-
-  public static boolean isTagged(String message) {
-    return message != null && message.matches(".*[^\\s]" + WHITESPACE_TAG + "$");
-  }
-
-  public static String getTaggedMessage(String message) {
-    return message.replaceAll("\\s+$", "") + WHITESPACE_TAG;
-  }
-
-  public static String stripTag(String message) {
-    if (isTagged(message))
-      return message.substring(0, message.length() - WHITESPACE_TAG.length());
-
-    return message;
-  }
-
-}
diff --git a/src/org/thoughtcrime/securesms/sms/IncomingIdentityUpdateMessage.java b/src/org/thoughtcrime/securesms/sms/IncomingIdentityUpdateMessage.java
deleted file mode 100644
index ecf540d024..0000000000
--- a/src/org/thoughtcrime/securesms/sms/IncomingIdentityUpdateMessage.java
+++ /dev/null
@@ -1,30 +0,0 @@
-package org.thoughtcrime.securesms.sms;
-
-import org.thoughtcrime.securesms.util.Base64;
-import org.whispersystems.libaxolotl.IdentityKey;
-
-public class IncomingIdentityUpdateMessage extends IncomingKeyExchangeMessage {
-
-  public IncomingIdentityUpdateMessage(IncomingTextMessage base, String newBody) {
-    super(base, newBody);
-  }
-
-  @Override
-  public IncomingIdentityUpdateMessage withMessageBody(String messageBody) {
-    return new IncomingIdentityUpdateMessage(this, messageBody);
-  }
-
-  @Override
-  public boolean isIdentityUpdate() {
-    return true;
-  }
-
-  public static IncomingIdentityUpdateMessage createFor(String sender, IdentityKey identityKey) {
-    return createFor(sender, identityKey, null);
-  }
-
-  public static IncomingIdentityUpdateMessage createFor(String sender, IdentityKey identityKey, String groupId) {
-    IncomingTextMessage base = new IncomingTextMessage(sender, groupId);
-    return new IncomingIdentityUpdateMessage(base, Base64.encodeBytesWithoutPadding(identityKey.serialize()));
-  }
-}
diff --git a/src/org/thoughtcrime/securesms/sms/IncomingKeyExchangeMessage.java b/src/org/thoughtcrime/securesms/sms/IncomingKeyExchangeMessage.java
deleted file mode 100644
index 9230898f56..0000000000
--- a/src/org/thoughtcrime/securesms/sms/IncomingKeyExchangeMessage.java
+++ /dev/null
@@ -1,85 +0,0 @@
-package org.thoughtcrime.securesms.sms;
-
-public class IncomingKeyExchangeMessage extends IncomingTextMessage {
-
-  private boolean isStale;
-  private boolean isProcessed;
-  private boolean isCorrupted;
-  private boolean isInvalidVersion;
-  private boolean isLegacyVersion;
-  private boolean isDuplicate;
-
-  public IncomingKeyExchangeMessage(IncomingTextMessage base, String newBody) {
-    super(base, newBody);
-
-    if (base instanceof IncomingKeyExchangeMessage) {
-      this.isStale          = ((IncomingKeyExchangeMessage)base).isStale;
-      this.isProcessed      = ((IncomingKeyExchangeMessage)base).isProcessed;
-      this.isCorrupted      = ((IncomingKeyExchangeMessage)base).isCorrupted;
-      this.isInvalidVersion = ((IncomingKeyExchangeMessage)base).isInvalidVersion;
-      this.isLegacyVersion  = ((IncomingKeyExchangeMessage)base).isLegacyVersion;
-    }
-  }
-
-  @Override
-  public IncomingTextMessage withMessageBody(String messageBody) {
-    return new IncomingKeyExchangeMessage(this, messageBody);
-  }
-
-  public boolean isIdentityUpdate() {
-    return false;
-  }
-
-  public boolean isStale() {
-    return isStale;
-  }
-
-  public boolean isProcessed() {
-    return isProcessed;
-  }
-
-  public void setStale(boolean isStale) {
-    this.isStale = isStale;
-  }
-
-  public void setProcessed(boolean isProcessed) {
-    this.isProcessed = isProcessed;
-  }
-
-  public boolean isCorrupted() {
-    return isCorrupted;
-  }
-
-  public void setCorrupted(boolean isCorrupted) {
-    this.isCorrupted = isCorrupted;
-  }
-
-  public boolean isInvalidVersion() {
-    return isInvalidVersion;
-  }
-
-  public void setInvalidVersion(boolean isInvalidVersion) {
-    this.isInvalidVersion = isInvalidVersion;
-  }
-
-  public boolean isLegacyVersion() {
-    return isLegacyVersion;
-  }
-
-  public void setLegacyVersion(boolean isLegacyVersion) {
-    this.isLegacyVersion = isLegacyVersion;
-  }
-
-  public void setDuplicate(boolean isDuplicate) {
-    this.isDuplicate = isDuplicate;
-  }
-
-  public boolean isDuplicate() {
-    return isDuplicate;
-  }
-
-  @Override
-  public boolean isKeyExchange() {
-    return true;
-  }
-}
diff --git a/src/org/thoughtcrime/securesms/sms/IncomingPreKeyBundleMessage.java b/src/org/thoughtcrime/securesms/sms/IncomingPreKeyBundleMessage.java
index 30ad71dae0..16dbaaa6e5 100644
--- a/src/org/thoughtcrime/securesms/sms/IncomingPreKeyBundleMessage.java
+++ b/src/org/thoughtcrime/securesms/sms/IncomingPreKeyBundleMessage.java
@@ -1,6 +1,6 @@
 package org.thoughtcrime.securesms.sms;
 
-public class IncomingPreKeyBundleMessage extends IncomingKeyExchangeMessage {
+public class IncomingPreKeyBundleMessage extends IncomingTextMessage {
 
   public IncomingPreKeyBundleMessage(IncomingTextMessage base, String newBody) {
     super(base, newBody);
@@ -15,4 +15,5 @@ public class IncomingPreKeyBundleMessage extends IncomingKeyExchangeMessage {
   public boolean isPreKeyBundle() {
     return true;
   }
+
 }
diff --git a/src/org/thoughtcrime/securesms/sms/IncomingTextMessage.java b/src/org/thoughtcrime/securesms/sms/IncomingTextMessage.java
index 638d722a66..7c399fd600 100644
--- a/src/org/thoughtcrime/securesms/sms/IncomingTextMessage.java
+++ b/src/org/thoughtcrime/securesms/sms/IncomingTextMessage.java
@@ -164,10 +164,6 @@ public class IncomingTextMessage implements Parcelable {
     return replyPathPresent;
   }
 
-  public boolean isKeyExchange() {
-    return false;
-  }
-
   public boolean isSecureMessage() {
     return false;
   }
diff --git a/src/org/thoughtcrime/securesms/sms/MultipartSmsMessageHandler.java b/src/org/thoughtcrime/securesms/sms/MultipartSmsMessageHandler.java
deleted file mode 100644
index dbf31c6362..0000000000
--- a/src/org/thoughtcrime/securesms/sms/MultipartSmsMessageHandler.java
+++ /dev/null
@@ -1,100 +0,0 @@
-/**
- * Copyright (C) 2011 Whisper Systems
- *
- * This program is free software: you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation, either version 3 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
- */
-package org.thoughtcrime.securesms.sms;
-
-import android.util.Log;
-
-import org.thoughtcrime.securesms.util.Base64;
-
-import java.io.IOException;
-import java.util.ArrayList;
-import java.util.HashMap;
-
-public class MultipartSmsMessageHandler {
-
-  private static final String TAG = MultipartSmsMessageHandler.class.getSimpleName();
-
-  private final HashMap<String, MultipartSmsTransportMessageFragments> partialMessages = new HashMap<>();
-
-  private IncomingTextMessage processMultipartMessage(MultipartSmsTransportMessage message) {
-    Log.w(TAG, "Processing multipart message...");
-    Log.w(TAG, "Multipart Count: " + message.getMultipartCount());
-    Log.w(TAG, "Multipart ID: " + message.getIdentifier());
-    Log.w(TAG, "Multipart Key: " + message.getKey());
-    MultipartSmsTransportMessageFragments container = partialMessages.get(message.getKey());
-
-    Log.w(TAG, "Found multipart container: " + container);
-
-    if (container == null || container.getSize() != message.getMultipartCount() || container.isExpired()) {
-      Log.w(TAG, "Constructing new container...");
-      container = new MultipartSmsTransportMessageFragments(message.getMultipartCount());
-      partialMessages.put(message.getKey(), container);
-    }
-
-    container.add(message);
-
-    Log.w(TAG, "Filled buffer at index: " + message.getMultipartIndex());
-
-    if (!container.isComplete())
-      return null;
-
-    partialMessages.remove(message.getKey());
-    String strippedMessage = Base64.encodeBytesWithoutPadding(container.getJoined());
-
-    if (message.getWireType() == MultipartSmsTransportMessage.WIRETYPE_KEY) {
-      return new IncomingKeyExchangeMessage(message.getBaseMessage(), strippedMessage);
-    } else if (message.getWireType() == MultipartSmsTransportMessage.WIRETYPE_PREKEY) {
-      return new IncomingPreKeyBundleMessage(message.getBaseMessage(), strippedMessage);
-    } else {
-      return new IncomingEncryptedMessage(message.getBaseMessage(), strippedMessage);
-    }
-  }
-
-  private IncomingTextMessage processSinglePartMessage(MultipartSmsTransportMessage message) {
-    Log.w(TAG, "Processing single part message...");
-    String strippedMessage = Base64.encodeBytesWithoutPadding(message.getStrippedMessage());
-
-    if (message.getWireType() == MultipartSmsTransportMessage.WIRETYPE_KEY) {
-      return new IncomingKeyExchangeMessage(message.getBaseMessage(), strippedMessage);
-    } else if (message.getWireType() == MultipartSmsTransportMessage.WIRETYPE_PREKEY) {
-      return new IncomingPreKeyBundleMessage(message.getBaseMessage(), strippedMessage);
-    } else if (message.getWireType() == MultipartSmsTransportMessage.WIRETYPE_END_SESSION) {
-      return new IncomingEndSessionMessage(message.getBaseMessage(), strippedMessage);
-    } else {
-      return new IncomingEncryptedMessage(message.getBaseMessage(), strippedMessage);
-    }
-  }
-
-  public synchronized IncomingTextMessage processPotentialMultipartMessage(IncomingTextMessage message) {
-    try {
-      MultipartSmsTransportMessage transportMessage = new MultipartSmsTransportMessage(message);
-
-      if      (transportMessage.isInvalid())    return message;
-      else if (transportMessage.isSinglePart()) return processSinglePartMessage(transportMessage);
-      else                                      return processMultipartMessage(transportMessage);
-    } catch (IOException e) {
-      Log.w(TAG, e);
-      return message;
-    }
-  }
-
-  public synchronized ArrayList<String> divideMessage(OutgoingTextMessage message) {
-    String number     = message.getRecipients().getPrimaryRecipient().getNumber();
-    byte   identifier = MultipartSmsIdentifier.getInstance().getIdForRecipient(number);
-    return MultipartSmsTransportMessage.getEncoded(message, identifier);
-  }
-}
diff --git a/src/org/thoughtcrime/securesms/transport/InsecureFallbackApprovalException.java b/src/org/thoughtcrime/securesms/transport/InsecureFallbackApprovalException.java
index f8d3a20d75..15651696f9 100644
--- a/src/org/thoughtcrime/securesms/transport/InsecureFallbackApprovalException.java
+++ b/src/org/thoughtcrime/securesms/transport/InsecureFallbackApprovalException.java
@@ -4,7 +4,8 @@ public class InsecureFallbackApprovalException extends Exception {
   public InsecureFallbackApprovalException(String detailMessage) {
     super(detailMessage);
   }
-  public InsecureFallbackApprovalException(Exception e) {
+
+  public InsecureFallbackApprovalException(Throwable e) {
     super(e);
   }
 }
diff --git a/src/org/thoughtcrime/securesms/transport/SecureFallbackApprovalException.java b/src/org/thoughtcrime/securesms/transport/SecureFallbackApprovalException.java
deleted file mode 100644
index 011594ae54..0000000000
--- a/src/org/thoughtcrime/securesms/transport/SecureFallbackApprovalException.java
+++ /dev/null
@@ -1,7 +0,0 @@
-package org.thoughtcrime.securesms.transport;
-
-public class SecureFallbackApprovalException extends Exception {
-  public SecureFallbackApprovalException(String detailMessage) {
-    super(detailMessage);
-  }
-}
diff --git a/src/org/thoughtcrime/securesms/util/MmsCharacterCalculator.java b/src/org/thoughtcrime/securesms/util/MmsCharacterCalculator.java
new file mode 100644
index 0000000000..c9099e847c
--- /dev/null
+++ b/src/org/thoughtcrime/securesms/util/MmsCharacterCalculator.java
@@ -0,0 +1,11 @@
+package org.thoughtcrime.securesms.util;
+
+public class MmsCharacterCalculator extends CharacterCalculator {
+
+  private static final int MAX_SIZE = 5000;
+
+  @Override
+  public CharacterState calculateCharacters(int charactersSpent) {
+    return new CharacterState(1, MAX_SIZE - charactersSpent, MAX_SIZE);
+  }
+}
diff --git a/src/org/thoughtcrime/securesms/util/TextSecurePreferences.java b/src/org/thoughtcrime/securesms/util/TextSecurePreferences.java
index 5dbb6d145c..fc74ea9220 100644
--- a/src/org/thoughtcrime/securesms/util/TextSecurePreferences.java
+++ b/src/org/thoughtcrime/securesms/util/TextSecurePreferences.java
@@ -1,6 +1,7 @@
 package org.thoughtcrime.securesms.util;
 
 import android.content.Context;
+import android.os.Build;
 import android.preference.PreferenceManager;
 import android.util.Log;
 
@@ -40,7 +41,6 @@ public class TextSecurePreferences {
   public  static final String ALL_SMS_PREF                     = "pref_all_sms";
   public  static final String PASSPHRASE_TIMEOUT_INTERVAL_PREF = "pref_timeout_interval";
   private static final String PASSPHRASE_TIMEOUT_PREF          = "pref_timeout_passphrase";
-  private static final String AUTO_KEY_EXCHANGE_PREF           = "pref_auto_complete_key_exchange";
   public  static final String SCREEN_SECURITY_PREF             = "pref_screen_security";
   private static final String ENTER_SENDS_PREF                 = "pref_enter_sends";
   private static final String ENTER_PRESENT_PREF               = "pref_enter_key";
@@ -57,10 +57,6 @@ public class TextSecurePreferences {
   private static final String IN_THREAD_NOTIFICATION_PREF      = "pref_key_inthread_notifications";
 
   private static final String LOCAL_REGISTRATION_ID_PREF       = "pref_local_registration_id";
-  private static final String FALLBACK_SMS_ALLOWED_PREF        = "pref_allow_sms_traffic_out";
-  private static final String FALLBACK_SMS_ASK_REQUIRED_PREF   = "pref_sms_fallback_ask";
-  private static final String DIRECT_SMS_ALLOWED_PREF          = "pref_sms_non_data_out";
-  private static final String FALLBACK_MMS_ENABLED_PREF        = "pref_mms_fallback_enabled";
   private static final String SIGNED_PREKEY_REGISTERED_PREF    = "pref_signed_prekey_registered";
   private static final String WIFI_SMS_PREF                    = "pref_wifi_sms";
 
@@ -68,7 +64,6 @@ public class TextSecurePreferences {
   private static final String GCM_REGISTRATION_ID_VERSION_PREF = "pref_gcm_registration_id_version";
   private static final String WEBSOCKET_REGISTERED_PREF        = "pref_websocket_registered";
 
-  private static final String PUSH_REGISTRATION_REMINDER_PREF  = "pref_push_registration_reminder";
   public  static final String REPEAT_ALERTS_PREF               = "pref_repeat_alerts";
 
   public static boolean isWebsocketRegistered(Context context) {
@@ -119,36 +114,12 @@ public class TextSecurePreferences {
     }
   }
 
-  public static boolean isFallbackSmsAllowed(Context context) {
-    return getBooleanPreference(context, FALLBACK_SMS_ALLOWED_PREF, true);
-  }
-
-  public static void setFallbackSmsAllowed(Context context, boolean allowed) {
-    setBooleanPreference(context, FALLBACK_SMS_ALLOWED_PREF, allowed);
-  }
-
-  public static boolean isFallbackSmsAskRequired(Context context) {
-    return getBooleanPreference(context, FALLBACK_SMS_ASK_REQUIRED_PREF, false);
-  }
-
-  public static void setFallbackSmsAskRequired(Context context, boolean required) {
-    setBooleanPreference(context, FALLBACK_SMS_ASK_REQUIRED_PREF, required);
-  }
-
-  public static boolean isFallbackMmsEnabled(Context context) {
-    return getBooleanPreference(context, FALLBACK_MMS_ENABLED_PREF, true);
-  }
-
-  public static void setFallbackMmsEnabled(Context context, boolean enabled) {
-    setBooleanPreference(context, FALLBACK_MMS_ENABLED_PREF, enabled);
-  }
-
-  public static boolean isDirectSmsAllowed(Context context) {
-    return getBooleanPreference(context, DIRECT_SMS_ALLOWED_PREF, true);
-  }
-
-  public static void setDirectSmsAllowed(Context context, boolean allowed) {
-    setBooleanPreference(context, DIRECT_SMS_ALLOWED_PREF, allowed);
+  public static boolean isSmsEnabled(Context context) {
+    if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.KITKAT) {
+      return Util.isDefaultSmsProvider(context);
+    } else {
+      return isInterceptAllSmsEnabled(context);
+    }
   }
 
   public static int getLocalRegistrationId(Context context) {
@@ -304,10 +275,6 @@ public class TextSecurePreferences {
     setStringPreference(context, IDENTITY_PREF, identityUri);
   }
 
-  public static boolean isAutoRespondKeyExchangeEnabled(Context context) {
-    return getBooleanPreference(context, AUTO_KEY_EXCHANGE_PREF, true);
-  }
-
   public static boolean isScreenSecurityEnabled(Context context) {
     return getBooleanPreference(context, SCREEN_SECURITY_PREF, true);
   }
@@ -431,14 +398,6 @@ public class TextSecurePreferences {
     return Integer.parseInt(getStringPreference(context, THREAD_TRIM_LENGTH, "500"));
   }
 
-  public static long getLastPushReminderTime(Context context) {
-    return getLongPreference(context, PUSH_REGISTRATION_REMINDER_PREF, 0L);
-  }
-
-  public static void setLastPushReminderTime(Context context, long time) {
-    setLongPreference(context, PUSH_REGISTRATION_REMINDER_PREF, time);
-  }
-
   public static void setBooleanPreference(Context context, String key, boolean value) {
     PreferenceManager.getDefaultSharedPreferences(context).edit().putBoolean(key, value).apply();
   }