def _layerGroups(to_publish):
def _addGroup(layer_tree):
layers = []
children = layer_tree.children()
children.reverse() # GS and QGIS have opposite ordering
for child in children:
if isinstance(child, QgsLayerTreeLayer):
in_name, out_name = layerUtils.getLayerTitleAndName(child.layer())
if in_name in to_publish:
layers.append(out_name)
elif isinstance(child, QgsLayerTreeGroup):
subgroup = _addGroup(child)
if subgroup is not None:
layers.append(subgroup)
if layers:
title, name = layerUtils.getLayerTitleAndName(layer_tree)
return {"name": name,
"title": layerTreeGroup.customProperty("wmsTitle", title),
"abstract": layerTreeGroup.customProperty("wmsAbstract", title),
"layers": layers}
else:
return None
groups = []
root = QgsProject().instance().layerTreeRoot()
for element in root.children():
if isinstance(element, QgsLayerTreeGroup):
group = _addGroup(element)
if group is not None:
groups.append(group)
return groups
