461 lines
23 KiB
Python
461 lines
23 KiB
Python
# -*- coding: utf-8 -*-
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import json
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import os
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from lxml import etree
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import traceback
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# --- Namespaces ---
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ns = {
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'iface': 'http://www.siemens.com/automation/Openness/SW/Interface/v5',
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'flg': 'http://www.siemens.com/automation/Openness/SW/NetworkSource/FlgNet/v4'
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}
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# --- Helper Functions ---
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# (get_multilingual_text, get_symbol_name, parse_access, parse_part sin cambios)
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def get_multilingual_text(element, default_lang='en-US', fallback_lang='it-IT'):
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"""
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Intenta extraer texto de un elemento MultilingualText, priorizando idiomas.
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Busca directamente los Text dentro de Items/AttributeList/Text bajo las Culture especificadas.
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"""
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if element is None:
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return ""
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try:
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# Intenta encontrar el idioma por defecto
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xpath_expr = f".//*[local-name()='MultilingualTextItem'][*[local-name()='AttributeList']/*[local-name()='Culture' and text()='{default_lang}']]" \
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f"/*[local-name()='AttributeList']/*[local-name()='Text']"
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text_items = element.xpath(xpath_expr)
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if text_items and text_items[0].text is not None:
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return text_items[0].text.strip()
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# Si no, intenta encontrar el idioma de fallback
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xpath_expr = f".//*[local-name()='MultilingualTextItem'][*[local-name()='AttributeList']/*[local-name()='Culture' and text()='{fallback_lang}']]" \
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f"/*[local-name()='AttributeList']/*[local-name()='Text']"
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text_items = element.xpath(xpath_expr)
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if text_items and text_items[0].text is not None:
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return text_items[0].text.strip()
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# Si no, toma el primer texto que encuentre
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xpath_expr = f".//*[local-name()='MultilingualTextItem']/*[local-name()='AttributeList']/*[local-name()='Text']"
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text_items = element.xpath(xpath_expr)
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if text_items and text_items[0].text is not None:
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return text_items[0].text.strip()
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return "" # Devuelve cadena vacía si no se encuentra nada
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except Exception as e:
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print(f"Advertencia: Error extrayendo MultilingualText desde {etree.tostring(element, encoding='unicode')[:100]}...: {e}")
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return ""
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def get_symbol_name(symbol_element):
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"""
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Construye el nombre completo del símbolo (variable) a partir de sus elementos Component.
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Encapsula cada componente entre comillas dobles y los une con puntos.
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"""
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if symbol_element is None:
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return None
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try:
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# Selecciona el atributo 'Name' de cada elemento 'Component' hijo directo del Symbol
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components = symbol_element.xpath("./*[local-name()='Component']/@Name")
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if components:
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# Une los componentes, asegurándose de que cada uno esté entre comillas dobles
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full_name = ".".join(f'"{c}"' for c in components)
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return full_name
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else:
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return None # Indica que no se pudo formar un nombre
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except Exception as e:
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print(f"Advertencia: Excepción en get_symbol_name para {etree.tostring(symbol_element, encoding='unicode')[:100]}...: {e}")
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return None
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def parse_access(access_element):
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"""
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Parsea un elemento Access (acceso a operando) para obtener información
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detallada sobre si es una variable (Symbol) o una constante (Constant).
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Devuelve un diccionario con la información o None si hay un error crítico.
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"""
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if access_element is None:
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return None
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uid = access_element.get('UId')
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scope = access_element.get('Scope')
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info = {'uid': uid, 'scope': scope, 'type': 'unknown'} # Inicializa info
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symbol = access_element.xpath("./*[local-name()='Symbol']")
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constant = access_element.xpath("./*[local-name()='Constant']")
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if symbol:
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info['type'] = 'variable'
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info['name'] = get_symbol_name(symbol[0])
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if info['name'] is None:
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info['type'] = 'error_parsing_symbol'
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print(f"Error: No se pudo parsear el nombre del símbolo para Access UID={uid}")
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return info
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elif constant:
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info['type'] = 'constant'
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const_type_elem = constant[0].xpath("./*[local-name()='ConstantType']")
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const_val_elem = constant[0].xpath("./*[local-name()='ConstantValue']")
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info['datatype'] = const_type_elem[0].text if const_type_elem and const_type_elem[0].text is not None else 'Unknown'
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value_str = const_val_elem[0].text if const_val_elem and const_val_elem[0].text is not None else None
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if value_str is None:
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info['type'] = 'error_parsing_constant'
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info['value'] = None
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print(f"Error: Constante sin valor encontrada para Access UID={uid}")
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return info
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if info['datatype'] == 'Unknown':
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val_lower = value_str.lower()
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if val_lower in ['true', 'false']: info['datatype'] = 'Bool'
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elif value_str.isdigit() or (value_str.startswith('-') and value_str[1:].isdigit()): info['datatype'] = 'Int'
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elif '.' in value_str:
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try: float(value_str); info['datatype'] = 'Real'
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except ValueError: pass
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elif '#' in value_str: info['datatype'] = 'TypedConstant'
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info['value'] = value_str
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dtype_lower = info['datatype'].lower()
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val_str_processed = value_str.split('#')[-1] if '#' in value_str else value_str
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try:
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if dtype_lower in ['int', 'dint', 'udint', 'sint', 'usint', 'lint', 'ulint', 'word', 'dword', 'lword', 'byte']:
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info['value'] = int(val_str_processed)
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elif dtype_lower == 'bool':
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info['value'] = val_str_processed.lower() == 'true' or val_str_processed == '1'
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elif dtype_lower in ['real', 'lreal']:
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info['value'] = float(val_str_processed)
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elif dtype_lower == 'typedconstant':
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info['value'] = value_str
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except (ValueError, TypeError) as e:
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print(f"Advertencia: No se pudo convertir el valor '{val_str_processed}' a tipo {dtype_lower} para UID={uid}. Se mantiene como string. Error: {e}")
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info['value'] = value_str
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else:
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info['type'] = 'unknown_structure'
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print(f"Advertencia: Access UID={uid} no es ni Symbol ni Constant.")
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return info
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if info['type'] == 'variable' and info.get('name') is None:
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print(f"Error Interno: parse_access terminó con tipo 'variable' pero sin nombre para UID {uid}.")
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info['type'] = 'error_no_name'
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return info
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return info
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def parse_part(part_element):
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"""
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Parsea un elemento Part (representa una instrucción como Add, Move, Contact, Coil)
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y extrae su UID, nombre y valores de plantilla (TemplateValue).
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Devuelve un diccionario con la información o None si el elemento es inválido.
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"""
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if part_element is None:
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return None
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uid = part_element.get('UId')
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name = part_element.get('Name')
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if not uid or not name:
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print(f"Error: Part encontrado sin UID o Name: {etree.tostring(part_element, encoding='unicode')}")
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return None
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template_values = {}
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try:
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for tv in part_element.xpath("./*[local-name()='TemplateValue']"):
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tv_name = tv.get('Name')
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tv_type = tv.get('Type')
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if tv_name and tv_type:
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template_values[tv_name] = tv_type
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except Exception as e:
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print(f"Advertencia: Error extrayendo TemplateValues para Part UID={uid}: {e}")
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return {
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'uid': uid,
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'name': name,
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'template_values': template_values # Mantenemos esto por si acaso, aunque no se use prominentemente
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}
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# --- Main Parsing Logic ---
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def parse_network(network_element):
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"""
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Parsea un elemento SW.Blocks.CompileUnit (representa una red de lógica)
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y extrae su ID, título, comentario y la lógica interna simplificada en formato JSON,
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incluyendo la lógica conectada a ENO si no es un simple EN->ENO.
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"""
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if network_element is None:
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print("Error: parse_network llamado con network_element=None")
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return {'id': 'ERROR', 'title': 'Invalid Network Element', 'comment': '', 'logic': [], 'error': 'Input element was None'}
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network_id = network_element.get('ID')
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# Extrae el título de la red
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title_element = network_element.xpath(".//*[local-name()='MultilingualText'][@CompositionName='Title']")
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network_title = get_multilingual_text(title_element[0]) if title_element else f"Network {network_id}"
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# *** NUEVO: Extrae el comentario de la red ***
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network_comment = ""
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comment_title_element = network_element.xpath("./*[local-name()='ObjectList']/*[local-name()='MultilingualText'][@CompositionName='Comment']")
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if comment_title_element:
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network_comment = get_multilingual_text(comment_title_element[0])
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# print(f"DEBUG: Comentario Red {network_id}: '{network_comment[:50]}...'")
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flgnet_list = network_element.xpath(".//flg:FlgNet", namespaces=ns)
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if not flgnet_list:
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print(f"Error: No se encontró FlgNet en la red ID={network_id}")
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return {'id': network_id, 'title': network_title, 'comment': network_comment, 'logic': [], 'error': 'FlgNet not found'}
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flgnet = flgnet_list[0]
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# 1. Parsear Access y Parts
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access_map = {}
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for acc in flgnet.xpath(".//flg:Access", namespaces=ns):
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acc_info = parse_access(acc)
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if acc_info and 'uid' in acc_info:
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access_map[acc_info['uid']] = acc_info
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parts_map = {}
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for part in flgnet.xpath(".//flg:Part", namespaces=ns):
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part_info = parse_part(part)
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if part_info and 'uid' in part_info:
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parts_map[part_info['uid']] = part_info
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# 2. Parsear Wires y construir mapa de conexiones de entrada y *salida ENO*
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wire_connections = {} # Clave=(dest_uid, dest_pin), Valor=lista de (source_uid, source_pin)
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eno_outputs = {} # Clave=source_part_uid, Valor=lista de (dest_uid, dest_pin)
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flg_ns_uri = ns['flg']
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for wire in flgnet.xpath(".//flg:Wire", namespaces=ns):
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source_uid, source_pin, dest_uid, dest_pin = None, None, None, None
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children = wire.getchildren()
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if len(children) < 2: continue
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source_elem, dest_elem = children[0], children[1]
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# Determina la fuente
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if source_elem.tag == etree.QName(flg_ns_uri, 'Powerrail'): source_uid, source_pin = 'POWERRAIL', 'out'
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elif source_elem.tag == etree.QName(flg_ns_uri, 'IdentCon'): source_uid, source_pin = source_elem.get('UId'), 'value'
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elif source_elem.tag == etree.QName(flg_ns_uri, 'NameCon'): source_uid, source_pin = source_elem.get('UId'), source_elem.get('Name')
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# Determina el destino
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if dest_elem.tag == etree.QName(flg_ns_uri, 'IdentCon'): dest_uid, dest_pin = dest_elem.get('UId'), 'value'
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elif dest_elem.tag == etree.QName(flg_ns_uri, 'NameCon'): dest_uid, dest_pin = dest_elem.get('UId'), dest_elem.get('Name')
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# Registrar conexión de entrada normal
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if dest_uid and dest_pin and source_uid is not None:
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dest_key = (dest_uid, dest_pin)
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source_info = (source_uid, source_pin)
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if dest_key not in wire_connections: wire_connections[dest_key] = []
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if source_info not in wire_connections[dest_key]: wire_connections[dest_key].append(source_info)
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# *** NUEVO: Registrar conexiones que SALEN de un pin ENO ***
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if source_pin == 'eno' and source_uid in parts_map:
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if source_uid not in eno_outputs: eno_outputs[source_uid] = []
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eno_dest_info = (dest_uid, dest_pin)
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if eno_dest_info not in eno_outputs[source_uid]:
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eno_outputs[source_uid].append(eno_dest_info)
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# print(f"DEBUG: Red {network_id} - ENO de {source_uid} conectado a ({dest_uid}, {dest_pin})")
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# 3. Construir la representación lógica principal
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all_logic_steps = {}
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for part_uid, part_info in parts_map.items():
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instruction_repr = {'instruction_uid': part_uid, 'type': part_info['name'], 'inputs': {}, 'outputs': {}}
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# Procesar Entradas (igual que antes)
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for (conn_dest_uid, conn_dest_pin), sources_list in wire_connections.items():
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if conn_dest_uid == part_uid:
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input_sources_repr = []
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for source_uid, source_pin in sources_list:
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if source_uid == 'POWERRAIL': input_sources_repr.append({'type': 'powerrail'})
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elif source_uid in access_map: input_sources_repr.append(access_map[source_uid])
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elif source_uid in parts_map:
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input_sources_repr.append({'type': 'connection', 'source_instruction_uid': source_uid,
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'source_instruction_type': parts_map[source_uid]['name'], 'source_pin': source_pin})
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else: input_sources_repr.append({'type': 'unknown_source', 'uid': source_uid})
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if len(input_sources_repr) == 1: instruction_repr['inputs'][conn_dest_pin] = input_sources_repr[0]
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elif len(input_sources_repr) > 1: instruction_repr['inputs'][conn_dest_pin] = input_sources_repr
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# Procesar Salidas (igual que antes)
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for (conn_dest_uid, conn_dest_pin), sources_list in wire_connections.items():
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for source_uid, source_pin in sources_list:
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if source_uid == part_uid and conn_dest_uid in access_map:
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if source_pin not in instruction_repr['outputs']: instruction_repr['outputs'][source_pin] = []
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if access_map[conn_dest_uid] not in instruction_repr['outputs'][source_pin]:
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instruction_repr['outputs'][source_pin].append(access_map[conn_dest_uid])
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all_logic_steps[part_uid] = instruction_repr
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# *** NUEVO: Procesar y añadir lógica ENO "interesante" ***
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for source_instr_uid, eno_destinations in eno_outputs.items():
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if source_instr_uid not in all_logic_steps: continue # Seguridad
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interesting_eno_logic = []
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for dest_uid, dest_pin in eno_destinations:
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# Determinar si es una conexión directa a EN de otra instrucción
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is_direct_en_connection = (dest_uid in parts_map and dest_pin == 'en')
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if not is_direct_en_connection:
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# Si NO es directa a EN, es "interesante"
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target_info = {'target_pin': dest_pin}
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if dest_uid in parts_map:
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target_info['target_type'] = 'instruction'
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target_info['target_uid'] = dest_uid
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target_info['target_name'] = parts_map[dest_uid]['name']
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elif dest_uid in access_map:
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# El destino es una variable o constante
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target_info['target_type'] = 'operand'
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target_info['target_details'] = access_map[dest_uid] # Incluye toda la info del Access
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else:
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target_info['target_type'] = 'unknown'
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target_info['target_uid'] = dest_uid
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interesting_eno_logic.append(target_info)
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# print(f"DEBUG: Red {network_id} - ENO de {source_instr_uid}: Lógica interesante -> {target_info}")
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# Añadir la lista de lógica ENO interesante a la instrucción fuente, si existe
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if interesting_eno_logic:
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all_logic_steps[source_instr_uid]['eno_logic'] = interesting_eno_logic
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# 4. Ordenar y finalizar
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try:
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sorted_uids = sorted(all_logic_steps.keys(), key=lambda x: int(x) if x.isdigit() else float('inf'))
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except ValueError:
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print(f"Advertencia: UIDs no puramente numéricos en red {network_id}. Ordenando alfabéticamente.")
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sorted_uids = sorted(all_logic_steps.keys())
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network_logic = [all_logic_steps[uid] for uid in sorted_uids if uid in all_logic_steps]
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# Devolver estructura de red con ID, título, comentario y lógica
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return {'id': network_id, 'title': network_title, 'comment': network_comment, 'logic': network_logic}
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def convert_xml_to_json(xml_filepath, json_filepath):
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"""
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Función principal que orquesta la conversión del archivo XML de Openness
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a un archivo JSON simplificado que representa la estructura del bloque FC,
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incluyendo comentarios y lógica ENO no trivial.
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"""
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print(f"Iniciando conversión de '{xml_filepath}' a '{json_filepath}'...")
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if not os.path.exists(xml_filepath):
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print(f"Error Crítico: Archivo XML no encontrado en '{xml_filepath}'")
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return
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try:
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print("Paso 1: Parseando archivo XML...")
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parser = etree.XMLParser(remove_blank_text=True)
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tree = etree.parse(xml_filepath, parser)
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root = tree.getroot()
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print("Paso 1: Parseo XML completado.")
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print("Paso 2: Buscando el bloque SW.Blocks.FC...")
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fc_block_list = root.xpath("//*[local-name()='SW.Blocks.FC']")
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if not fc_block_list:
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print("Error Crítico: No se encontró el elemento <SW.Blocks.FC> en el archivo.")
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return
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fc_block = fc_block_list[0]
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print(f"Paso 2: Bloque SW.Blocks.FC encontrado (ID={fc_block.get('ID')}).")
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print("Paso 3: Extrayendo atributos del bloque...")
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attribute_list_node = fc_block.xpath("./*[local-name()='AttributeList']")
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block_name_val = "Unknown"
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block_number_val = None
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block_lang_val = "Unknown"
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if attribute_list_node:
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attr_list = attribute_list_node[0]
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name_node = attr_list.xpath("./*[local-name()='Name']/text()")
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if name_node: block_name_val = name_node[0].strip()
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num_node = attr_list.xpath("./*[local-name()='Number']/text()")
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if num_node and num_node[0].isdigit(): block_number_val = int(num_node[0])
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lang_node = attr_list.xpath("./*[local-name()='ProgrammingLanguage']/text()")
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if lang_node: block_lang_val = lang_node[0].strip()
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print(f"Paso 3: Atributos extraídos: Nombre='{block_name_val}', Número={block_number_val}, Lenguaje='{block_lang_val}'")
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else: print("Advertencia: No se encontró AttributeList para el bloque FC.")
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# *** NUEVO: Extraer comentario del bloque ***
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block_comment_val = ""
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# El comentario del bloque suele estar en ObjectList > MultilingualText[@CompositionName='Comment']
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comment_node_list = fc_block.xpath("./*[local-name()='ObjectList']/*[local-name()='MultilingualText'][@CompositionName='Comment']")
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if comment_node_list:
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block_comment_val = get_multilingual_text(comment_node_list[0])
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print(f"Paso 3b: Comentario del bloque extraído: '{block_comment_val[:50]}...'")
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result = {
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"block_name": block_name_val,
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"block_number": block_number_val,
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"language": block_lang_val,
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"block_comment": block_comment_val, # Añadido comentario del bloque
|
|
"interface": {},
|
|
"networks": []
|
|
}
|
|
|
|
print("Paso 4: Extrayendo la interfaz del bloque...")
|
|
interface_found = False
|
|
if attribute_list_node:
|
|
interface_node_list = attribute_list_node[0].xpath("./*[local-name()='Interface']")
|
|
if interface_node_list:
|
|
interface_node = interface_node_list[0]
|
|
interface_found = True
|
|
print("Paso 4: Nodo Interface encontrado dentro de AttributeList.")
|
|
for section in interface_node.xpath(".//iface:Section", namespaces=ns):
|
|
section_name = section.get('Name')
|
|
members = []
|
|
for member in section.xpath("./iface:Member", namespaces=ns):
|
|
member_name = member.get('Name')
|
|
member_dtype = member.get('Datatype')
|
|
if member_name and member_dtype: members.append({"name": member_name, "datatype": member_dtype})
|
|
if members: result["interface"][section_name] = members
|
|
if not result["interface"]: print("Advertencia: Nodo Interface encontrado, pero no contenía secciones iface:Section válidas.")
|
|
else: print("Advertencia: No se encontró el nodo <Interface> DENTRO de <AttributeList>.")
|
|
|
|
if not interface_found and not result["interface"]: print("Advertencia: No se pudo extraer ninguna información de la interfaz.")
|
|
|
|
print("Paso 5: Extrayendo la lógica de las redes (CompileUnits)...")
|
|
networks_processed_count = 0
|
|
object_list_node = fc_block.xpath("./*[local-name()='ObjectList']")
|
|
if object_list_node:
|
|
compile_units = object_list_node[0].xpath("./*[local-name()='SW.Blocks.CompileUnit']")
|
|
print(f"Paso 5: Se encontraron {len(compile_units)} elementos SW.Blocks.CompileUnit.")
|
|
for network_elem in compile_units:
|
|
networks_processed_count += 1
|
|
print(f"DEBUG: Procesando red #{networks_processed_count} (ID={network_elem.get('ID')})...")
|
|
parsed_network = parse_network(network_elem) # Ahora parse_network incluye comentario
|
|
if parsed_network and parsed_network.get('error') is None: result["networks"].append(parsed_network)
|
|
elif parsed_network:
|
|
print(f"Error: Falló el parseo de la red ID={parsed_network.get('id')}: {parsed_network.get('error')}")
|
|
result["networks"].append(parsed_network)
|
|
else: print(f"Error: parse_network devolvió None para un CompileUnit (ID={network_elem.get('ID')}).")
|
|
if networks_processed_count == 0: print("Advertencia: ObjectList encontrado, pero no contenía SW.Blocks.CompileUnit.")
|
|
else: print("Advertencia: No se encontró ObjectList para el bloque FC.")
|
|
|
|
print("Paso 6: Escribiendo el resultado en el archivo JSON...")
|
|
# Chequeos finales
|
|
if not result["interface"]: print("ADVERTENCIA FINAL: La sección 'interface' está vacía.")
|
|
if not result["networks"]: print("ADVERTENCIA FINAL: La sección 'networks' está vacía.")
|
|
else:
|
|
# Chequea si alguna instrucción tiene lógica ENO interesante
|
|
eno_logic_found = any(instr.get('eno_logic') for net in result.get('networks', []) if net.get('error') is None for instr in net.get('logic', []))
|
|
if eno_logic_found: print("INFO FINAL: Se detectó lógica ENO interesante en al menos una instrucción.")
|
|
else: print("INFO FINAL: No se detectó lógica ENO interesante (solo conexiones directas ENO->EN o ENO no conectado).")
|
|
|
|
try:
|
|
with open(json_filepath, 'w', encoding='utf-8') as f:
|
|
json.dump(result, f, indent=4, ensure_ascii=False)
|
|
print(f"Paso 6: Escritura completada.")
|
|
print(f"Conversión finalizada con éxito. Archivo JSON guardado en: '{json_filepath}'")
|
|
except IOError as e: print(f"Error Crítico: No se pudo escribir el archivo JSON en '{json_filepath}'. Error: {e}")
|
|
except TypeError as e: print(f"Error Crítico: Problema al serializar datos a JSON. Error: {e}")
|
|
|
|
except etree.XMLSyntaxError as e:
|
|
print(f"Error Crítico: Error de sintaxis en el archivo XML '{xml_filepath}'. Detalles: {e}")
|
|
except Exception as e:
|
|
print(f"Error Crítico: Ocurrió un error inesperado durante el procesamiento: {e}")
|
|
print("--- Traceback ---"); traceback.print_exc(); print("--- Fin Traceback ---")
|
|
|
|
# --- Punto de Entrada Principal ---
|
|
if __name__ == "__main__":
|
|
xml_file = 'BlenderRun_ProdTime.xml'
|
|
json_file = 'BlenderRun_ProdTime_simplified.json'
|
|
convert_xml_to_json(xml_file, json_file) |