store original layer id in the layers customProperties

qgis · Sep 14, 2020 · 9ea7f44 · 9ea7f44
1 parent a667844
commit 9ea7f44
Showing 1 changed file with 3 additions and 1 deletion.
diff --git a/src/core/qgsofflineediting.cpp b/src/core/qgsofflineediting.cpp
@@ -60,6 +60,7 @@ extern "C"
 #define CUSTOM_PROPERTY_REMOTE_SOURCE "remoteSource"
 #define CUSTOM_PROPERTY_REMOTE_PROVIDER "remoteProvider"
 #define CUSTOM_SHOW_FEATURE_COUNT "showFeatureCount"
+#define CUSTOM_PROPERTY_ORIGINAL_LAYERID "remoteLayerId"
 #define PROJECT_ENTRY_SCOPE_OFFLINE "OfflineEditingPlugin"
 #define PROJECT_ENTRY_KEY_OFFLINE_DB_PATH "/OfflineDbPath"
 
@@ -858,9 +859,10 @@ QgsVectorLayer *QgsOfflineEditing::copyVectorLayer( QgsVectorLayer *layer, sqlit
     // mark as offline layer
     newLayer->setCustomProperty( CUSTOM_PROPERTY_IS_OFFLINE_EDITABLE, true );
 
-    // store original layer source
+    // store original layer source and information
     newLayer->setCustomProperty( CUSTOM_PROPERTY_REMOTE_SOURCE, layer->source() );
     newLayer->setCustomProperty( CUSTOM_PROPERTY_REMOTE_PROVIDER, layer->providerType() );
+    newLayer->setCustomProperty( CUSTOM_PROPERTY_ORIGINAL_LAYERID, layer->id() );
 
     // register this layer with the central layers registry
     QgsProject::instance()->addMapLayers(