Make hybrid annotations the default

app/models/binary/DataSetService.scala

@@ -243,22 +243,20 @@ class DataSetService @Inject()(organizationDAO: OrganizationDAO,
 
   def dataSourceFor(dataSet: DataSet, organization: Option[Organization] = None, skipResolutions: Boolean = false)(
       implicit ctx: DBAccessContext): Fox[InboxDataSource] =
-    for {
+    (for {
       organization <- Fox.fillOption(organization) {
         organizationDAO.findOne(dataSet._organization)(GlobalAccessContext) ?~> "organization.notFound"
       }
-      dataLayersBox <- dataSetDataLayerDAO.findAllForDataSet(dataSet._id, skipResolutions).futureBox
+      dataLayers <- dataSetDataLayerDAO.findAllForDataSet(dataSet._id, skipResolutions)
       dataSourceId = DataSourceId(dataSet.name, organization.name)
     } yield {
-      dataLayersBox match {
-        case Full(dataLayers) if (dataLayers.nonEmpty) =>
-          for {
-            scale <- dataSet.scale
-          } yield GenericDataSource[DataLayer](dataSourceId, dataLayers, scale)
-        case _ =>
-          Some(UnusableDataSource[DataLayer](dataSourceId, dataSet.status, dataSet.scale))
-      }
-    }
+      if (dataSet.isUsable)
+        for {
+          scale <- dataSet.scale.toFox ?~> "dataSet.source.usableButNoScale"
+        } yield GenericDataSource[DataLayer](dataSourceId, dataLayers, scale)
+      else
+        Fox.successful(UnusableDataSource[DataLayer](dataSourceId, dataSet.status, dataSet.scale))
+    }).flatten
 
   def logoUrlFor(dataSet: DataSet, organization: Option[Organization]): Fox[String] =
     dataSet.logoUrl match {

conf/messages

@@ -94,6 +94,7 @@ dataSet.import.impossible.name=Import impossible. Dataset name can only consist
 dataSet.name.alreadyTaken=This dataset name is already in use.
 dataSet.name.notInSamples=This dataset name is not one of the available sample datasets.
 dataSet.source.notFound=The data source for the data source couldn’t be found
+dataSet.source.usableButNoScale=Dataset {0} is marked as active but has no scale.
 dataSet.import.success=The import of the dataset was successful
 dataSet.import.failed=Failed to import the dataset
 dataSet.import.fileAccessDenied=Cannot create organization folder. Please make sure webKnossos has write permissions in the “binaryData” directory

frontend/javascripts/admin/admin_rest_api.js

@@ -762,6 +762,12 @@ export async function getDatasets(
   const datasets = await Request.receiveJSON(`/api/datasets${parameters}`);
   assertResponseLimit(datasets);
 
+  datasets.forEach(dataset => {
+    if (dataset.isActive && dataset.dataSource.dataLayers == null) {
+      dataset.dataSource.dataLayers = [];
+    }
+  });
+
   return datasets;
 }