Processing - Support OutputVector with no geometry in GUI

python/plugins/processing/gui/OutputSelectionPanel.py

@@ -142,7 +142,9 @@ def saveToPostGIS(self):
             password = settings.value(mySettings + '/password')
             uri = QgsDataSourceURI()
             uri.setConnection(host, str(port), dbname, user, password)
-            uri.setDataSource(dlg.schema, dlg.table, "the_geom")
+            uri.setDataSource(dlg.schema, dlg.table,
+                              "the_geom" if self.output.hasGeometry() else None)
+
             connInfo = uri.connectionInfo()
             (success, user, passwd) = QgsCredentials.instance().get(connInfo, None, None)
             if success:
@@ -182,7 +184,8 @@ def saveToSpatialite(self):
 
             uri = QgsDataSourceURI()
             uri.setDatabase(fileName)
-            uri.setDataSource('', self.output.name.lower(), 'the_geom')
+            uri.setDataSource('', self.output.name.lower(),
+                              'the_geom' if self.output.hasGeometry() else None)
             self.leText.setText("spatialite:" + uri.uri())
 
     def saveToMemory(self):

python/plugins/processing/gui/ParametersPanel.py

@@ -259,6 +259,22 @@ def initWidgets(self):
                 self.checkBoxes[output.name] = check
             self.valueItems[output.name] = widget
 
+            if isinstance(output, OutputVector):
+                if output.base_input in self.dependentItems:
+                    items = self.dependentItems[output.base_input]
+                else:
+                    items = []
+                    self.dependentItems[output.base_input] = items
+                items.append(output)
+
+                base_input = self.alg.getParameterFromName(output.base_input)
+                if isinstance(base_input, ParameterVector):
+                    layers = dataobjects.getVectorLayers(base_input.shapetype)
+                else:
+                    layers = dataobjects.getTables()
+                if len(layers) > 0:
+                    output.base_layer = layers[0]
+
     def buttonToggled(self, value):
         if value:
             sender = self.sender()
@@ -343,7 +359,7 @@ def getWidgetFromParameter(self, param):
             else:
                 items = []
                 self.dependentItems[param.parent] = items
-            items.append(param.name)
+            items.append(param)
             parent = self.alg.getParameterFromName(param.parent)
             if isinstance(parent, ParameterVector):
                 layers = dataobjects.getVectorLayers(parent.shapetype)
@@ -434,12 +450,15 @@ def updateDependentFields(self):
             return
         children = self.dependentItems[sender.name]
         for child in children:
-            widget = self.valueItems[child]
-            widget.clear()
-            if self.alg.getParameterFromName(child).optional:
-                widget.addItem(self.tr('[not set]'))
-            widget.addItems(self.getFields(layer,
-                                           self.alg.getParameterFromName(child).datatype))
+            if isinstance(child, ParameterTableField):
+                widget = self.valueItems[child.name]
+                widget.clear()
+                if self.alg.getParameterFromName(child).optional:
+                    widget.addItem(self.tr('[not set]'))
+                widget.addItems(self.getFields(layer,
+                                               self.alg.getParameterFromName(child).datatype))
+            if isinstance(child, OutputVector):
+                child.base_layer = layer
 
     def getFields(self, layer, datatype):
         fieldTypes = []
@@ -460,4 +479,8 @@ def somethingDependsOnThisParameter(self, parent):
             if isinstance(param, ParameterTableField):
                 if param.parent == parent.name:
                     return True
+        for output in self.alg.outputs:
+            if isinstance(output, OutputVector):
+                if output.base_layer == parent.name:
+                    return True
         return False