[processing] fix rasters handling in checkParameterValues()

qgis · Nov 9, 2017 · 3822efa · 3822efa
1 parent b421479
commit 3822efa
Showing 1 changed file with 4 additions and 5 deletions.
diff --git a/python/plugins/processing/algs/saga/SagaAlgorithm.py b/python/plugins/processing/algs/saga/SagaAlgorithm.py
@@ -374,15 +374,14 @@ def checkParameterValues(self, parameters, context):
         """
         extent = None
         for param in self.parameterDefinitions():
-            files = []
+            layers = []
             if isinstance(param, QgsProcessingParameterRasterLayer):
-                files = [parameters[param.name()]]
+                layers.append(parameters[param.name()])
             elif (isinstance(param, QgsProcessingParameterMultipleLayers) and
                     param.datatype == QgsProcessing.TypeRaster):
                 if parameters[param.name()] is not None:
-                    files = parameters[param.name()]
-            for f in files:
-                layer = QgsProcessingUtils.mapLayerFromString(f, context)
+                    layers.append(parameters[param.name()])
+            for layer in layers:
                 if layer is None:
                     continue
                 if layer.bandCount() > 1: