GCP uploading

app/src/main/java/chat/rocket/android/api/FileUploadingHelper.java

@@ -21,16 +21,14 @@ public class FileUploadingHelper extends MethodCallHelper {
     super(realmHelper, ddpClientRef);
   }
 
-  public Task<JSONObject> uploadRequest(String filename, long filesize, String mimeType,
+  public Task<JSONObject> uploadS3Request(String filename, long filesize, String mimeType,
                                           String roomId) {
-    return call("slingshot/uploadRequest", TIMEOUT_MS, () -> new JSONArray()
-        .put("rocketchat-uploads")
-        .put(new JSONObject()
-            .put("name", filename)
-            .put("size", filesize)
-            .put("type", mimeType))
-        .put(new JSONObject().put("rid", roomId)))
-        .onSuccessTask(CONVERT_TO_JSON_OBJECT);
+    return uploadRequest("rocketchat-uploads", filename, filesize, mimeType, roomId);
+  }
+
+  public Task<JSONObject> uploadGoogleRequest(String filename, long filesize, String mimeType,
+                                              String roomId) {
+    return uploadRequest("rocketchat-uploads-gs", filename, filesize, mimeType, roomId);
   }
 
   public Task<Void> sendFileMessage(String roomId, String storageType, JSONObject fileObj) {
@@ -59,4 +57,17 @@ public class FileUploadingHelper extends MethodCallHelper {
         .put(token)
     ).onSuccessTask(CONVERT_TO_JSON_OBJECT);
   }
+
+  private Task<JSONObject> uploadRequest(String uploadType, String filename,
+                                         long filesize, String mimeType,
+                                         String roomId) {
+    return call("slingshot/uploadRequest", TIMEOUT_MS, () -> new JSONArray()
+        .put(uploadType)
+        .put(new JSONObject()
+            .put("name", filename)
+            .put("size", filesize)
+            .put("type", mimeType))
+        .put(new JSONObject().put("rid", roomId)))
+        .onSuccessTask(CONVERT_TO_JSON_OBJECT);
+  }
 }

app/src/main/java/chat/rocket/android/service/RocketChatWebSocketThread.java

@@ -22,7 +22,7 @@ import chat.rocket.android.service.ddp.base.ActiveUsersSubscriber;
 import chat.rocket.android.service.ddp.base.LoginServiceConfigurationSubscriber;
 import chat.rocket.android.service.ddp.base.UserDataSubscriber;
 import chat.rocket.android.service.observer.CurrentUserObserver;
-import chat.rocket.android.service.observer.FileUploadingToS3Observer;
+import chat.rocket.android.service.observer.FileUploadingToUrlObserver;
 import chat.rocket.android.service.observer.FileUploadingWithUfsObserver;
 import chat.rocket.android.service.observer.GcmPushRegistrationObserver;
 import chat.rocket.android.service.observer.GetUsersOfRoomsProcedureObserver;
@@ -50,7 +50,7 @@ public class RocketChatWebSocketThread extends HandlerThread {
       GetUsersOfRoomsProcedureObserver.class,
       NewMessageObserver.class,
       CurrentUserObserver.class,
-      FileUploadingToS3Observer.class,
+      FileUploadingToUrlObserver.class,
       FileUploadingWithUfsObserver.class,
       PushSettingsObserver.class,
       GcmPushRegistrationObserver.class

app/src/main/java/chat/rocket/android/service/observer/FileUploadingToS3Observer.java → app/src/main/java/chat/rocket/android/service/observer/FileUploadingToUrlObserver.java

@@ -31,10 +31,10 @@ import okio.Source;
 /**
  * execute file uploading and requesting sendMessage with attachment.
  */
-public class FileUploadingToS3Observer extends AbstractModelObserver<FileUploading> {
+public class FileUploadingToUrlObserver extends AbstractModelObserver<FileUploading> {
   private FileUploadingHelper methodCall;
 
-  public FileUploadingToS3Observer(Context context, String hostname,
+  public FileUploadingToUrlObserver(Context context, String hostname,
                                     RealmHelper realmHelper, DDPClientRef ddpClientRef) {
     super(context, hostname, realmHelper, ddpClientRef);
     methodCall = new FileUploadingHelper(realmHelper, ddpClientRef);
@@ -43,7 +43,11 @@ public class FileUploadingToS3Observer extends AbstractModelObserver<FileUploadi
       // resume pending operations.
       RealmResults<FileUploading> pendingUploadRequests = realm.where(FileUploading.class)
           .equalTo(FileUploading.SYNC_STATE, SyncState.SYNCING)
+          .beginGroup()
           .equalTo(FileUploading.STORAGE_TYPE, FileUploading.STORAGE_TYPE_S3)
+          .or()
+          .equalTo(FileUploading.STORAGE_TYPE, FileUploading.STORAGE_TYPE_GOOGLE)
+          .endGroup()
           .findAll();
       for (FileUploading req : pendingUploadRequests) {
         req.setSyncState(SyncState.NOT_SYNCED);
@@ -56,7 +60,11 @@ public class FileUploadingToS3Observer extends AbstractModelObserver<FileUploadi
           .or()
           .equalTo(FileUploading.SYNC_STATE, SyncState.FAILED)
           .endGroup()
+          .beginGroup()
           .equalTo(FileUploading.STORAGE_TYPE, FileUploading.STORAGE_TYPE_S3)
+          .or()
+          .equalTo(FileUploading.STORAGE_TYPE, FileUploading.STORAGE_TYPE_GOOGLE)
+          .endGroup()
           .findAll().deleteAllFromRealm();
       return null;
     }).continueWith(new LogIfError());
@@ -66,7 +74,11 @@ public class FileUploadingToS3Observer extends AbstractModelObserver<FileUploadi
   public RealmResults<FileUploading> queryItems(Realm realm) {
     return realm.where(FileUploading.class)
         .equalTo(FileUploading.SYNC_STATE, SyncState.NOT_SYNCED)
+        .beginGroup()
         .equalTo(FileUploading.STORAGE_TYPE, FileUploading.STORAGE_TYPE_S3)
+        .or()
+        .equalTo(FileUploading.STORAGE_TYPE, FileUploading.STORAGE_TYPE_GOOGLE)
+        .endGroup()
         .findAll();
   }
 
@@ -91,13 +103,20 @@ public class FileUploadingToS3Observer extends AbstractModelObserver<FileUploadi
     final long filesize = fileUploading.getFilesize();
     final String mimeType = fileUploading.getMimeType();
     final Uri fileUri = Uri.parse(fileUploading.getUri());
+    final String storageType = fileUploading.getStorageType();
 
     realmHelper.executeTransaction(realm ->
         realm.createOrUpdateObjectFromJson(FileUploading.class, new JSONObject()
             .put(FileUploading.ID, uplId)
             .put(FileUploading.SYNC_STATE, SyncState.SYNCING)
         )
-    ).onSuccessTask(_task -> methodCall.uploadRequest(filename, filesize, mimeType, roomId)
+    ).onSuccessTask(_task -> {
+          if (FileUploading.STORAGE_TYPE_GOOGLE.equals(storageType)) {
+            return methodCall.uploadGoogleRequest(filename, filesize, mimeType, roomId);
+          } else {
+            return methodCall.uploadS3Request(filename, filesize, mimeType, roomId);
+          }
+        }
     ).onSuccessTask(task -> {
       final JSONObject info = task.getResult();
       final String uploadUrl = info.getString("upload");
@@ -156,7 +175,9 @@ public class FileUploadingToS3Observer extends AbstractModelObserver<FileUploadi
       }
     }).onSuccessTask(task -> {
       String downloadUrl = task.getResult();
-      return methodCall.sendFileMessage(roomId, "s3", new JSONObject()
+      String storage = FileUploading.STORAGE_TYPE_GOOGLE.equals(storageType) ? storageType : "s3";
+
+      return methodCall.sendFileMessage(roomId, storage, new JSONObject()
           .put("_id", Uri.parse(downloadUrl).getLastPathSegment())
           .put("type", mimeType)
           .put("size", filesize)

persistence-realm/src/main/java/chat/rocket/persistence/realm/models/internal/FileUploading.java

@@ -23,6 +23,7 @@ public class FileUploading extends RealmObject {
   public static final String STORAGE_TYPE_S3 = "AmazonS3";
   public static final String STORAGE_TYPE_GRID_FS = "GridFS";
   public static final String STORAGE_TYPE_FILE_SYSTEM = "FileSystem";
+  public static final String STORAGE_TYPE_GOOGLE = "GoogleCloudStorage";
 
   @PrimaryKey private String uplId;
   private int syncstate;

rocket-chat-android-widgets/src/main/java/chat/rocket/android/widget/message/RocketChatMessageAttachmentsLayout.java

@@ -158,9 +158,13 @@ public class RocketChatMessageAttachmentsLayout extends LinearLayout {
       titleView.setOnClickListener(new OnClickListener() {
         @Override
         public void onClick(View view) {
-          Intent intent = new Intent(Intent.ACTION_VIEW, Uri.parse(link));
+          final Intent intent = new Intent(Intent.ACTION_VIEW, Uri.parse(link));
           intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
-          view.getContext().startActivity(intent);
+
+          final Context context = view.getContext();
+          if (intent.resolveActivity(context.getPackageManager()) != null) {
+            context.startActivity(intent);
+          }
         }
       });
       TextViewCompat.setTextAppearance(titleView,