def _iterate_scene_children(self,
idx: int,
node: NodeInfo,
parent_item: KnechtItem,
use_config: bool = False):
child_idx = parent_item.childCount()
parent_item.insertChildren(
child_idx, 1,
(f'{idx:03d}', node.name, node.pr_tags, node.trigger_rules))
node_item = parent_item.child(child_idx)
# -- Style Schaltgruppen
if node.pr_tags:
KnechtItemStyle.style_column(node_item, 'plmxml_item')
# -- Style visible nodes in Config Display
if use_config and node.visible:
node_item.style_bg_green()
# -- Skip invisible child nodes in Config Display
if use_config and node.pr_tags and not node.visible:
node_item.style_recursive()
return
for idx, child_node in enumerate(
self.plmxml.iterate_child_nodes(node)):
self._iterate_scene_children(idx, child_node, node_item,
use_config)
def _build_material_tree(self, use_config: bool = False):
material_root_item = KnechtItem(data=('', 'Material Name', 'PR-Tags',
'Desc'))
for idx, (name,
target) in enumerate(self.plmxml.look_lib.materials.items()):
child_idx = material_root_item.childCount()
material_root_item.insertChildren(child_idx, 1,
(f'{idx:03d}', name, '', ''))
target_item = material_root_item.child(child_idx)
KnechtItemStyle.style_column(target_item, 'fakom_option')
# -- Create Material Variants
for c_idx, v in enumerate(target.variants):
# -- Skip invisible variants in Config Display
if use_config:
if v != target.visible_variant:
continue
target_child_idx = target_item.childCount()
target_item.insertChildren(
target_child_idx, 1,
(f'{c_idx:03d}', v.name, v.pr_tags, v.desc))
if use_config:
variant_item = target_item.child(target_child_idx)
variant_item.style_bg_green()
update_material_tree = UpdateModel(self.material_tree)
update_material_tree.update(KnechtModel(material_root_item))
def _create_tree_item(self,
node,
parent_item: KnechtItem = None) -> KnechtItem:
data = self._data_from_element_attribute(node)
if parent_item is None:
child_position = self.root_item.childCount()
self.root_item.insertChildren(child_position, 1, data)
parent_item = self.root_item.child(child_position)
self.xml_id.update_preset_uuid(node, parent_item)
return parent_item
position = parent_item.childCount()
result = parent_item.insertChildren(position, 1, data)
if not result:
LOGGER.error('Could not insert child %s %s', position,
parent_item.childCount())
return parent_item
self.xml_id.update_reference_uuid(node, parent_item.child(position))
return parent_item
class KnechtXmlReader:
""" Read RenderKnecht Xml
:param: error: String containing the error message for the user
"""
def __init__(self):
# Helper class to convert and create QUuids
self.xml_id = KnechtXmlId()
# Temporary item stores -currently- iterated preset item
self.__preset_item = None
# Loaded items temporary root item
self.root_item = KnechtItem()
# Store error message
self.error = str()
def read_xml(self, file: Union[Path, str, bytes]) -> KnechtItem:
""" Read RenderKnecht Xml and return list of KnechtItem's
Stores Xml read errors in class attribute errors.
:param: file: Xml file to load or utf-8 encoded Xml string
:type: file: Path or str
:rtype: KnechtItem: KnechtItem Root Node
:returns: tree root node
"""
xml = None
if path_is_xml_string(file):
try:
xml = Et.fromstring(file)
except Exception as e:
LOGGER.error('Error parsing Xml string data: %s', e)
self.set_error(0)
return self.root_item
if xml is None:
try:
xml = Et.parse(file.as_posix())
except Exception as e:
LOGGER.error('Error parsing Xml document:\n%s', e)
self.set_error(0)
return self.root_item
if not self._validate_renderknecht_xml(xml):
self.set_error(1)
return self.root_item
# Transfer Xml to self.root_item
self._xml_to_items(xml)
if not self.root_item.childCount():
self.set_error(2)
# Return the list of item data
return self.root_item
def _xml_to_items(self, xml):
for e in xml.iterfind('./*//'):
self._read_node(e)
def _read_node(self, node: Et.Element):
# Re-write order with leading zeros
if 'order' in node.attrib.keys():
node.set('order', f'{int(node.attrib["order"]):03d}')
# Backwards compatible, value stored in tag text
if node.tag == KgTags.variant_tag and node.text:
node.set('value', node.text)
if node.tag in KgTags.preset_tags:
# Create preset item: node, parent
self.__preset_item = self._create_tree_item(node)
elif node.tag == KgTags.render_preset_tag:
self.__preset_item = self._create_tree_item(node)
elif node.tag in KgTags.separator_tags:
self._create_tree_item(node)
elif node.tag in KgTags.sub_separator_tags:
node.attrib['type'] = 'sub_separator'
self._create_tree_item(node, self.__preset_item)
elif node.tag in KgTags.render_setting_tags:
self._create_tree_item(node, self.__preset_item)
elif node.tag in KgTags.variants_tags:
if node.getparent().tag == Kg.xml_dom_tags['level_1']:
# Parse orphans aswell for session load / variants widget
self._create_tree_item(node)
else:
# Create variant / reference with parent: last preset_item
self._create_tree_item(node, self.__preset_item)
def _create_tree_item(self,
node,
parent_item: KnechtItem = None) -> KnechtItem:
data = self._data_from_element_attribute(node)
if parent_item is None:
child_position = self.root_item.childCount()
self.root_item.insertChildren(child_position, 1, data)
parent_item = self.root_item.child(child_position)
self.xml_id.update_preset_uuid(node, parent_item)
return parent_item
position = parent_item.childCount()
result = parent_item.insertChildren(position, 1, data)
if not result:
LOGGER.error('Could not insert child %s %s', position,
parent_item.childCount())
return parent_item
self.xml_id.update_reference_uuid(node, parent_item.child(position))
return parent_item
def set_error(self, error_type: int = 0):
error_msg = {
0:
_('Das gewählte Xml Dokument ist kein gültiges Xml Dokument und konnte nicht gelesen werden.'
),
1:
_('Das gewählte Xml Dokument enthält nicht die erwarteten Daten. Es ist kein RenderKnecht '
'kompatibles Xml Dokument.'),
2:
_('Das gewählte Xml Dokument ist gültig, enthält aber kein Daten.'
),
}
self.error = error_msg[error_type]
@staticmethod
def _data_from_element_attribute(node) -> tuple:
data = list()
for key in Kg.column_keys:
data.append(node.attrib.get(key) or '')
return tuple(data)
@staticmethod
def _validate_renderknecht_xml(xml):
root = xml.find('.')
if root.tag != Kg.xml_dom_tags['root']:
LOGGER.error(
'Can not load Xml document. Expected xml root tag: %s, received: %s',
Kg.xml_dom_tags['root'], root.tag)
return False
return True