Add sticker support.

No sticker packs are available for use yet, but we now have the
latent ability to send and receive.

AndroidManifest.xml

@@ -174,6 +174,22 @@
 
     </activity>
 
+    <activity android:name=".stickers.StickerPackPreviewActivity"
+              android:theme="@style/TextSecure.LightNoActionBar"
+              android:launchMode="singleTask"
+              android:noHistory="true"
+              android:windowSoftInputMode="stateHidden"
+              android:configChanges="touchscreen|keyboard|keyboardHidden|orientation|screenLayout|screenSize">
+        <intent-filter>
+            <action android:name="android.intent.action.VIEW" />
+            <category android:name="android.intent.category.DEFAULT" />
+            <category android:name="android.intent.category.BROWSABLE" />
+            <data android:scheme="sgnl"
+                  android:host="addstickers" />
+        </intent-filter>
+    </activity>
+
+
     <activity android:name=".ConversationListActivity"
               android:label="@string/app_name"
               android:launchMode="singleTask"
@@ -318,6 +334,12 @@
               android:windowSoftInputMode="stateUnchanged"
               android:configChanges="touchscreen|keyboard|keyboardHidden|orientation|screenLayout|screenSize"/>
 
+    <activity android:name=".stickers.StickerManagementActivity"
+              android:launchMode="singleTask"
+              android:theme="@style/TextSecure.LightTheme"
+              android:windowSoftInputMode="stateUnchanged"
+              android:configChanges="touchscreen|keyboard|keyboardHidden|orientation|screenLayout|screenSize"/>
+
      <activity android:name=".DeviceActivity"
                android:label="@string/AndroidManifest__linked_devices"
                android:configChanges="touchscreen|keyboard|keyboardHidden|orientation|screenLayout|screenSize"/>
@@ -579,6 +601,14 @@
               android:authorities="org.thoughtcrime.securesms.database.attachment"
               android:exported="false" />
 
+    <provider android:name=".database.DatabaseContentProviders$Sticker"
+              android:authorities="org.thoughtcrime.securesms.database.sticker"
+              android:exported="false" />
+
+    <provider android:name=".database.DatabaseContentProviders$StickerPack"
+              android:authorities="org.thoughtcrime.securesms.database.stickerpack"
+              android:exported="false" />
+
     <receiver android:name=".service.BootReceiver">
         <intent-filter>
             <action android:name="android.intent.action.BOOT_COMPLETED"/>

build.gradle

@@ -87,7 +87,7 @@ dependencies {
     compile 'org.conscrypt:conscrypt-android:2.0.0'
     compile 'org.signal:aesgcmprovider:0.0.3'
 
-    compile 'org.whispersystems:signal-service-android:2.13.1'
+    compile 'org.whispersystems:signal-service-android:2.13.2'
 
     compile 'org.whispersystems:webrtc-android:M74'
 
@@ -190,7 +190,7 @@ dependencyVerification {
         'com.google.android.exoplayer:exoplayer-core:b6ab34abac36bc2bc6934b7a50008162feca2c0fde91aaf1e8c1c22f2c16e2c0',
         'org.conscrypt:conscrypt-android:400ca559a49b860a82862b22cee0e3110764bdcf7ee7c79e7479895c25cdfc09',
         'org.signal:aesgcmprovider:6eb4422e8a618b3b76cb2096a3619d251f9e27989dc68307a1e5414c3710f2d1',
-        'org.whispersystems:signal-service-android:2f5ac0cc0d3a016285fd02ec0fb12cf287653fca056a499643aadb4ed35b1c85',
+        'org.whispersystems:signal-service-android:11fd7307248429e5bf3274b57410e60b26492621b138a3d651cc8369d5aa6507',
         'org.whispersystems:webrtc-android:2f7befaa3b47a04d244a4eef7c03c2d49c1685a6f92fc505cd5f4ac7eca2dc18',
         'me.leolin:ShortcutBadger:e3cb3e7625892129b0c92dd5e4bc649faffdd526d5af26d9c45ee31ff8851774',
         'se.emilsjolander:stickylistheaders:a08ca948aa6b220f09d82f16bbbac395f6b78897e9eeac6a9f0b0ba755928eeb',
@@ -258,7 +258,7 @@ dependencyVerification {
         'com.android.support:support-annotations:5d5b9414f02d3fa0ee7526b8d5ddae0da67c8ecc8c4d63ffa6cf91488a93b927',
         'com.android.support.constraint:constraint-layout-solver:2cafbe356f71c208013d021f32943904798cd6459e5107f9fe27000eb5bc2aef',
         'org.signal:signal-metadata-android:02323bc29317fa9d3b62fab0b507c94ba2e9bcc4a78d588888ffd313853757b3',
-        'org.whispersystems:signal-service-java:5275b437591577d9da1cc6bde7d4fc1d6549c221e2365e108a595b4d21cf7499',
+        'org.whispersystems:signal-service-java:c48607b1fa3dbb67b5204adfd681c6948c7bbb43cc3e6502b65984a3ef53dc49',
         'com.github.bumptech.glide:disklrucache:c1b1b6f5bbd01e2fcdc9d7f60913c8d338bdb65ed4a93bfa02b56f19daaade4b',
         'com.github.bumptech.glide:annotations:bede99ef9f71517a4274bac18fd3e483e9f2b6108d7d6fe8f4949be4aa4d9512',
         'com.nineoldandroids:library:68025a14e3e7673d6ad2f95e4b46d78d7d068343aa99256b686fe59de1b3163a',

protobuf/Backups.proto

@@ -34,6 +34,11 @@ message Attachment {
     optional uint32 length       = 3;
 }
 
+message Sticker {
+    optional uint64 rowId  = 1;
+    optional uint32 length = 2;
+}
+
 message Avatar {
     optional string name   = 1;
     optional uint32 length = 2;
@@ -56,4 +61,5 @@ message BackupFrame {
     optional DatabaseVersion  version    = 5;
     optional bool             end        = 6;
     optional Avatar           avatar     = 7;
+    optional Sticker          sticker    = 8;
 }

res/drawable-v21/sticker_button_dark.xml

@@ -0,0 +1,17 @@
+<?xml version="1.0" encoding="utf-8"?>
+<ripple
+    xmlns:android="http://schemas.android.com/apk/res/android"
+    android:color="@color/transparent_white_40">
+
+    <item android:id="@+id/mask">
+        <shape android:shape="oval">
+            <solid android:color="@color/transparent_black" />
+        </shape>
+    </item>
+
+    <item>
+        <shape android:shape="oval" >
+            <solid android:color="@color/core_grey_75"/>
+        </shape>
+    </item>
+</ripple>

res/drawable-v21/sticker_button_light.xml

@@ -0,0 +1,17 @@
+<?xml version="1.0" encoding="utf-8"?>
+<ripple
+    xmlns:android="http://schemas.android.com/apk/res/android"
+    android:color="@color/transparent_black_40">
+
+    <item android:id="@+id/mask">
+        <shape android:shape="oval">
+            <solid android:color="@color/transparent_black" />
+        </shape>
+    </item>
+
+    <item>
+        <shape android:shape="oval" >
+            <solid android:color="@color/core_grey_05"/>
+        </shape>
+    </item>
+</ripple>