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| import xml.etree.ElementTree as ET | |
| from utils import class_dict | |
| def rescale(scale, boxes): | |
| for i in range(len(boxes)): | |
| boxes[i] = [boxes[i][0]*scale, | |
| boxes[i][1]*scale, | |
| boxes[i][2]*scale, | |
| boxes[i][3]*scale] | |
| return boxes | |
| def create_BPMN_id(data): | |
| enums = { | |
| 'end_event': 1, | |
| 'start_event': 1, | |
| 'task': 1, | |
| 'sequenceFlow': 1, | |
| 'messageFlow': 1, | |
| 'message_event': 1, | |
| 'exclusiveGateway': 1, | |
| 'parallelGateway': 1, | |
| 'dataAssociation': 1, | |
| 'pool': 1, | |
| 'dataObject': 1, | |
| 'timerEvent': 1 | |
| } | |
| BPMN_name = [class_dict[label] for label in data['labels']] | |
| for idx, Bpmn_id in enumerate(BPMN_name): | |
| if Bpmn_id == 'event': | |
| if data['links'][idx][0] is not None and data['links'][idx][1] is None: | |
| key = 'end_event' | |
| elif data['links'][idx][0] is None and data['links'][idx][1] is not None: | |
| key = 'start_event' | |
| else: | |
| key = { | |
| 'task': 'task', | |
| 'dataObject': 'dataObject', | |
| 'sequenceFlow': 'sequenceFlow', | |
| 'messageFlow': 'messageFlow', | |
| 'messageEvent': 'message_event', | |
| 'exclusiveGateway': 'exclusiveGateway', | |
| 'parallelGateway': 'parallelGateway', | |
| 'dataAssociation': 'dataAssociation', | |
| 'pool': 'pool', | |
| 'timerEvent': 'timerEvent' | |
| }.get(Bpmn_id, None) | |
| if key: | |
| data['BPMN_id'][idx] = f'{key}_{enums[key]}' | |
| enums[key] += 1 | |
| return data | |
| def add_diagram_elements(parent, element_id, x, y, width, height): | |
| """Utility to add BPMN diagram notation for elements.""" | |
| shape = ET.SubElement(parent, 'bpmndi:BPMNShape', attrib={ | |
| 'bpmnElement': element_id, | |
| 'id': element_id + '_di' | |
| }) | |
| bounds = ET.SubElement(shape, 'dc:Bounds', attrib={ | |
| 'x': str(x), | |
| 'y': str(y), | |
| 'width': str(width), | |
| 'height': str(height) | |
| }) | |
| def add_diagram_edge(parent, element_id, waypoints): | |
| """Utility to add BPMN diagram notation for sequence flows.""" | |
| edge = ET.SubElement(parent, 'bpmndi:BPMNEdge', attrib={ | |
| 'bpmnElement': element_id, | |
| 'id': element_id + '_di' | |
| }) | |
| for x, y in waypoints: | |
| ET.SubElement(edge, 'di:waypoint', attrib={ | |
| 'x': str(x), | |
| 'y': str(y) | |
| }) | |
| def check_status(link, keep_elements): | |
| if link[0] in keep_elements and link[1] in keep_elements: | |
| return 'middle' | |
| elif link[0] is None and link[1] in keep_elements: | |
| return 'start' | |
| elif link[0] in keep_elements and link[1] is None: | |
| return 'end' | |
| else: | |
| return 'middle' | |
| def check_data_association(i, links, labels, keep_elements): | |
| for j, (k,l) in enumerate(links): | |
| if labels[j] == 14: | |
| if k==i: | |
| return 'output',j | |
| elif l==i: | |
| return 'input',j | |
| return 'no association', None | |
| def create_data_Association(bpmn,data,size,element_id,source_id,target_id): | |
| waypoints = calculate_waypoints(data, size, source_id, target_id) | |
| add_diagram_edge(bpmn, element_id, waypoints) | |
| # Function to dynamically create and layout BPMN elements | |
| def create_bpmn_object(process, bpmnplane, text_mapping, definitions, size, data, keep_elements): | |
| elements = data['BPMN_id'] | |
| positions = data['boxes'] | |
| links = data['links'] | |
| for i in keep_elements: | |
| element_id = elements[i] | |
| if element_id is None: | |
| continue | |
| element_type = element_id.split('_')[0] | |
| x, y = positions[i][:2] | |
| # Start Event | |
| if element_type == 'start': | |
| element = ET.SubElement(process, 'bpmn:startEvent', id=element_id, name=text_mapping[element_id]) | |
| add_diagram_elements(bpmnplane, element_id, x, y, size['start'][0], size['start'][1]) | |
| # Task | |
| elif element_type == 'task': | |
| element = ET.SubElement(process, 'bpmn:task', id=element_id, name=text_mapping[element_id]) | |
| status, dataAssociation_idx = check_data_association(i, data['links'], data['labels'], keep_elements) | |
| # Handle Data Input Association | |
| if status == 'input': | |
| dataObject_idx = links[dataAssociation_idx][0] | |
| dataObject_name = elements[dataObject_idx] | |
| dataObject_ref = f'DataObjectReference_{dataObject_name.split("_")[1]}' | |
| sub_element = ET.SubElement(element, 'bpmn:dataInputAssociation', id=f'dataInputAssociation_{dataObject_ref.split("_")[1]}') | |
| ET.SubElement(sub_element, 'bpmn:sourceRef').text = dataObject_ref | |
| create_data_Association(bpmnplane, data, size, sub_element.attrib['id'], dataObject_name, element_id) | |
| # Handle Data Output Association | |
| elif status == 'output': | |
| dataObject_idx = links[dataAssociation_idx][1] | |
| dataObject_name = elements[dataObject_idx] | |
| dataObject_ref = f'DataObjectReference_{dataObject_name.split("_")[1]}' | |
| sub_element = ET.SubElement(element, 'bpmn:dataOutputAssociation', id=f'dataOutputAssociation_{dataObject_ref.split("_")[1]}') | |
| ET.SubElement(sub_element, 'bpmn:targetRef').text = dataObject_ref | |
| create_data_Association(bpmnplane, data, size, sub_element.attrib['id'], element_id, dataObject_name) | |
| add_diagram_elements(bpmnplane, element_id, x, y, size['task'][0], size['task'][1]) | |
| # Message Events (Start, Intermediate, End) | |
| elif element_type == 'message': | |
| status = check_status(links[i], keep_elements) | |
| if status == 'start': | |
| element = ET.SubElement(process, 'bpmn:startEvent', id=element_id, name=text_mapping[element_id]) | |
| elif status == 'middle': | |
| element = ET.SubElement(process, 'bpmn:intermediateCatchEvent', id=element_id, name=text_mapping[element_id]) | |
| elif status == 'end': | |
| element = ET.SubElement(process, 'bpmn:endEvent', id=element_id, name=text_mapping[element_id]) | |
| ET.SubElement(element, 'bpmn:messageEventDefinition', id=f'MessageEventDefinition_{i+1}') | |
| add_diagram_elements(bpmnplane, element_id, x, y, size['message'][0], size['message'][1]) | |
| # End Event | |
| elif element_type == 'end': | |
| element = ET.SubElement(process, 'bpmn:endEvent', id=element_id, name=text_mapping[element_id]) | |
| add_diagram_elements(bpmnplane, element_id, x, y, size['end'][0], size['end'][1]) | |
| # Gateways (Exclusive, Parallel) | |
| elif element_type in ['exclusiveGateway', 'parallelGateway']: | |
| gateway_type = 'exclusiveGateway' if element_type == 'exclusiveGateway' else 'parallelGateway' | |
| element = ET.SubElement(process, f'bpmn:{gateway_type}', id=element_id) | |
| add_diagram_elements(bpmnplane, element_id, x, y, size[element_type][0], size[element_type][1]) | |
| # Data Object | |
| elif element_type == 'dataObject': | |
| dataObject_idx = element_id.split('_')[1] | |
| dataObject_ref = f'DataObjectReference_{dataObject_idx}' | |
| element = ET.SubElement(process, 'bpmn:dataObjectReference', id=dataObject_ref, dataObjectRef=element_id, name=text_mapping[element_id]) | |
| ET.SubElement(process, 'bpmn:dataObject', id=element_id) | |
| add_diagram_elements(bpmnplane, dataObject_ref, x, y, size['dataObject'][0], size['dataObject'][1]) | |
| # Timer Event | |
| elif element_type == 'timerEvent': | |
| element = ET.SubElement(process, 'bpmn:intermediateCatchEvent', id=element_id, name=text_mapping[element_id]) | |
| ET.SubElement(element, 'bpmn:timerEventDefinition', id=f'TimerEventDefinition_{i+1}') | |
| add_diagram_elements(bpmnplane, element_id, x, y, size['timerEvent'][0], size['timerEvent'][1]) | |
| def calculate_pool_bounds(data, keep_elements, size): | |
| min_x = min_y = float('10000') | |
| max_x = max_y = float('0') | |
| for i in keep_elements: | |
| if i >= len(data['BPMN_id']): | |
| print("Problem with the index") | |
| continue | |
| element = data['BPMN_id'][i] | |
| if element is None or data['labels'][i] == 13 or data['labels'][i] == 14 or data['labels'][i] == 15 or data['labels'][i] == 7 or data['labels'][i] == 15: | |
| continue | |
| element_type = element.split('_')[0] | |
| x, y = data['boxes'][i][:2] | |
| element_width, element_height = size[element_type] | |
| min_x = min(min_x, x) | |
| min_y = min(min_y, y) | |
| max_x = max(max_x, x + element_width) | |
| max_y = max(max_y, y + element_height) | |
| return min_x, min_y, max_x, max_y | |
| def calculate_pool_waypoints(idx, data, size, source_idx, target_idx, source_element, target_element): | |
| # Get the bounding boxes of the source and target elements | |
| source_box = data['boxes'][source_idx] | |
| target_box = data['boxes'][target_idx] | |
| # Get the midpoints of the source element | |
| source_mid_x = (source_box[0] + source_box[2]) / 2 | |
| source_mid_y = (source_box[1] + source_box[3]) / 2 | |
| # Check if the connection involves a pool | |
| if source_element == 'pool': | |
| pool_box = source_box | |
| element_box = (target_box[0], target_box[1], target_box[0]+size[target_element][0], target_box[1]+size[target_element][1]) | |
| element_mid_x = (element_box[0] + element_box[2]) / 2 | |
| element_mid_y = (element_box[1] + element_box[3]) / 2 | |
| # Connect the pool's bottom or top side to the target element's top or bottom center | |
| if pool_box[3] < element_box[1]: # Pool is above the target element | |
| waypoints = [(element_mid_x, pool_box[3]-50), (element_mid_x, element_box[1])] | |
| else: # Pool is below the target element | |
| waypoints = [(element_mid_x, element_box[3]), (element_mid_x, pool_box[1]-50)] | |
| else: | |
| pool_box = target_box | |
| element_box = (source_box[0], source_box[1], source_box[0]+size[source_element][0], source_box[1]+size[source_element][1]) | |
| element_mid_x = (element_box[0] + element_box[2]) / 2 | |
| element_mid_y = (element_box[1] + element_box[3]) / 2 | |
| # Connect the element's bottom or top center to the pool's top or bottom side | |
| if pool_box[3] < element_box[1]: # Pool is above the target element | |
| waypoints = [(element_mid_x, element_box[1]), (element_mid_x, pool_box[3]-50)] | |
| else: # Pool is below the target element | |
| waypoints = [(element_mid_x, element_box[3]), (element_mid_x, pool_box[1]-50)] | |
| return waypoints | |
| def calculate_waypoints(data, size, current_idx, source_id, target_id): | |
| best_points = data['best_points'][current_idx] | |
| pos_source = best_points[0] | |
| pos_target = best_points[1] | |
| source_idx = data['BPMN_id'].index(source_id) | |
| target_idx = data['BPMN_id'].index(target_id) | |
| name_source = source_id.split('_')[0] | |
| name_target = target_id.split('_')[0] | |
| #Get the position of the source and target | |
| source_x, source_y = data['boxes'][source_idx][:2] | |
| target_x, target_y = data['boxes'][target_idx][:2] | |
| if pos_source == 'left': | |
| source_x = source_x | |
| source_y += size[name_source][1]/2 | |
| elif pos_source == 'right': | |
| source_x += size[name_source][0] | |
| source_y += size[name_source][1]/2 | |
| elif pos_source == 'top': | |
| source_x += size[name_source][0]/2 | |
| source_y = source_y | |
| elif pos_source == 'bottom': | |
| source_x += size[name_source][0]/2 | |
| source_y += size[name_source][1] | |
| if pos_target == 'left': | |
| target_x = target_x | |
| target_y += size[name_target][1]/2 | |
| elif pos_target == 'right': | |
| target_x += size[name_target][0] | |
| target_y += size[name_target][1]/2 | |
| elif pos_target == 'top': | |
| target_x += size[name_target][0]/2 | |
| target_y = target_y | |
| elif pos_target == 'bottom': | |
| target_x += size[name_target][0]/2 | |
| target_y += size[name_target][1] | |
| return [(source_x, source_y), (target_x, target_y)] | |
| def create_flow_element(bpmn, text_mapping, idx, size, data, parent, message=False): | |
| source_idx, target_idx = data['links'][idx] | |
| source_id, target_id = data['BPMN_id'][source_idx], data['BPMN_id'][target_idx] | |
| if message: | |
| element_id = f'messageflow_{source_id}_{target_id}' | |
| else: | |
| element_id = f'sequenceflow_{source_id}_{target_id}' | |
| if source_id.split('_')[0] == 'pool' or target_id.split('_')[0] == 'pool': | |
| waypoints = calculate_pool_waypoints(idx, data, size, source_idx, target_idx, source_id.split('_')[0], target_id.split('_')[0]) | |
| #waypoints = data['best_points'][idx] | |
| if source_id.split('_')[0] == 'pool': | |
| source_id = f"participant_{source_id.split('_')[1]}" | |
| if target_id.split('_')[0] == 'pool': | |
| target_id = f"participant_{target_id.split('_')[1]}" | |
| else: | |
| waypoints = calculate_waypoints(data, size, idx, source_id, target_id) | |
| #waypoints = data['best_points'][idx] | |
| #waypoints = data['best_points'][idx] | |
| if message: | |
| element = ET.SubElement(parent, 'bpmn:messageFlow', id=element_id, sourceRef=source_id, targetRef=target_id, name=text_mapping[data['BPMN_id'][idx]]) | |
| else: | |
| element = ET.SubElement(parent, 'bpmn:sequenceFlow', id=element_id, sourceRef=source_id, targetRef=target_id, name=text_mapping[data['BPMN_id'][idx]]) | |
| add_diagram_edge(bpmn, element_id, waypoints) | |