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191 lines
7.5 KiB
Python
191 lines
7.5 KiB
Python
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# -*- coding: utf-8 -*-
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from collections.abc import Callable
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import xml.etree.ElementTree as ET
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from jwutils.log import *
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class MapAttr2Shape: # export
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def __init__(self, mappings: dict[str, str|Callable[[dict[str, str]], str]]|None=None) -> None:
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self.__mappings = mappings if mappings is not None else {}
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self.__shape_node_key = 'd25'
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self.__ns_gml = "http://graphml.graphdrawing.org/xmlns"
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self.__ns = {
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# -- Standard GraphML
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"": self.__ns_gml,
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"xsi": "http://www.w3.org/2001/XMLSchema-instance",
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"xsi:schemaLocation": "http://graphml.graphdrawing.org/xmlns http://graphml.graphdrawing.org/xmlns/1.0/graphml.xsd",
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# -- YWorks GraphML
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"java": "http://www.yworks.com/xml/yfiles-common/1.0/java",
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"sys": "http://www.yworks.com/xml/yfiles-common/markup/primitives/2.0",
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"x": "http://www.yworks.com/xml/yfiles-common/markup/2.0",
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"y": "http://www.yworks.com/xml/graphml",
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"yed": "http://www.yworks.com/xml/yed/3",
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}
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# https://stackoverflow.com/questions/4997848/
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for name, url in self.__ns.items():
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ET.register_namespace(name, url)
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def __keys(self, root):
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ret: dict[str, str] = {}
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for el in root.findall('key', self.__ns):
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attr_name = el.get('attr.name')
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id = el.get('id')
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if attr_name is not None:
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ret[attr_name] = id
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return ret
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def __value(self, node, key):
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data = node.find(f'data[@key="{key}"]', self.__ns)
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if data is None:
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return None
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return data.text
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def __attribs(self, node, keys):
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ret: dict[str, str] = {}
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for name, key in keys.items():
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val = self.__value(node, key)
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if val is None:
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continue
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ret[name] = val
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return ret
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def __add_key_nodegraphics(self, root):
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# <graphml><key for="node" id="d22" yfiles.type="nodegraphics"/></graphml>
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el = ET.Element('key')
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for attr, val in {
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'id': self.__shape_node_key,
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'for': 'node',
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'yfiles.type':'nodegraphics'
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}.items():
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el.set(attr, val)
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root.append(el)
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def __massage_node(self, node, keys: dict[str, str]) -> None:
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def __add(parent, d: dict[str, Any]):
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for tag, content in d.items():
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if tag.find('y:') != -1:
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ns, tag = tag.split(':')
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tag = '{' + self.__ns[ns] + '}' + tag
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attrib = content.get('a') or {}
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el = ET.Element(tag, attrib=attrib)
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text = content.get('t')
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if text is not None:
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el.text = text
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parent.append(el)
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children = content.get('c')
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if children is not None:
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__add(el, children)
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default_values = {
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'color': '#FFCC00',
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'text': ''
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}
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values = {}
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for key, default in default_values.items():
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mapping = self.__mappings.get(key)
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if mapping is None:
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values[key] = default
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continue
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try:
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if isinstance(str, mapping):
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values[key] = mapping
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continue
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except:
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pass
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mapped = mapping(self.__attribs(node, keys))
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values[key] = mapped or default
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color = values['color']
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text = values['text']
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has_text = 'true' if text else 'false'
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width_text = round(len(text) * 5.75, 5) if text else 0
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width_box = width_text + 10 if text else 30
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shape = {
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'data': {
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'a': {'key': self.__shape_node_key},
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'c': {
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'y:ShapeNode': {
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'a': {},
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'c': {
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'y:Geometry': {'a': {'height': '30.0', 'width': str(width_box), 'x': str(-(width_box / 2)), 'y':' -15.0'}},
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'y:Fill': {'a': {'color': color, 'transparent': 'false'}},
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'y:BorderStyle': {'a': {'color': '#000000', 'raised': 'false', 'type': 'line', 'width': '1.0'}},
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'y:NodeLabel': {
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'a': {
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'alignment': 'center',
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'autoSizePolicy': 'content',
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'fontFamily': 'Dialog',
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'fontSize': '12',
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'fontStyle': 'plain',
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'hasBackgroundColor': 'false',
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'hasLineColor': 'false',
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'hasText': has_text,
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'height': '18',
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'horizontalTextPosition': 'center',
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'iconTextGap': '4',
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'modelName': 'custom',
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'textColor': '#000000',
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'verticalTextPosition': 'bottom',
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'visible': 'true',
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'width': str(width_text),
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'x': '13.0',
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'y': '13.0',
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},
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'c': {
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'y:LabelModel': {
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'c': {
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'y:SmartNodeLabelModel': {'a': {'distance': '4.0'}}
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},
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},
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'y:ModelParameter': {
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'c': {
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'y:SmartNodeLabelModelParameter': {
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'a': {
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'labelRatioX':'0.0',
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'labelRatioY': '0.0',
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'nodeRatioX': '0.0',
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'nodeRatioY': '0.0',
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'offsetX': '0.0',
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'offsetY': '0.0',
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'upX': '0.0',
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'upY': '-1.0',
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}
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}
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}
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}
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},
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't': text
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},
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'y:Shape': {'a': {'type': 'rectangle'}}
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}
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}
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}
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}
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}
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__add(node, shape)
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def __massage_nodes(self, root) -> None:
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keys = self.__keys(root)
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graph = root.find(f'graph', self.__ns)
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for node in graph:
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self.__massage_node(node, keys)
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def run(self, path_in: str, path_out: str) -> None:
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parser = ET.XMLParser(encoding="utf-8")
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tree = ET.parse(path_in, parser=parser)
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root = tree.getroot()
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self.__add_key_nodegraphics(root)
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self.__massage_nodes(root)
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ET.indent(tree, space=' ', level=0)
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tree.write(path_out, xml_declaration=True, encoding='utf-8')
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