439 lines
25 KiB
Python
439 lines
25 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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from collections import defaultdict # Para facilitar el manejo de conexiones
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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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if element is None:
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return ""
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try:
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xpath_expr = (
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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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)
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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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xpath_expr = (
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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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)
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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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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 ""
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except Exception as e:
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print(f"Advertencia: Error extrayendo MultilingualText: {e}")
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return ""
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def get_symbol_name(symbol_element):
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if symbol_element is None:
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return None
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try:
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components = symbol_element.xpath("./*[local-name()='Component']/@Name")
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return ".".join(f'"{c}"' for c in components) if components else None
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except Exception as e:
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print(f"Advertencia: Excepción en get_symbol_name: {e}")
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return None
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def parse_access(access_element):
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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"}
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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 nombre símbolo 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"] = (
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const_type_elem[0].text
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if const_type_elem and const_type_elem[0].text is not None
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else "Unknown"
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)
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value_str = (
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const_val_elem[0].text
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if const_val_elem and const_val_elem[0].text is not None
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else None
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)
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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 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"]:
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info["datatype"] = "Bool"
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elif value_str.isdigit() or (
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value_str.startswith("-") and value_str[1:].isdigit()
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):
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info["datatype"] = "Int"
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elif "." in value_str:
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try:
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float(value_str)
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info["datatype"] = "Real"
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except ValueError:
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pass # Si no es float, sigue siendo Unknown (o lo que fuera antes)
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elif "#" in value_str:
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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 [
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"int",
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"dint",
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"udint",
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"sint",
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"usint",
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"lint",
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"ulint",
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"word",
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"dword",
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"lword",
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"byte",
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]:
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info["value"] = int(val_str_processed)
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elif dtype_lower == "bool":
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info["value"] = (
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val_str_processed.lower() == "true" or val_str_processed == "1"
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)
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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(
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f"Advertencia: No se pudo convertir valor '{val_str_processed}' a {dtype_lower} UID={uid}. Error: {e}"
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)
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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 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 var sin nombre 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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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(
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f"Error: Part sin UID o Name: {etree.tostring(part_element, encoding='unicode')}"
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)
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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 Part UID={uid}: {e}")
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return {"uid": uid, "name": name, "template_values": template_values}
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def parse_network(network_element):
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"""
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Parsea una red (CompileUnit), extrae lógica, infiere conexiones EN implícitas,
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y añade lógica ENO interesante.
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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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# print(f"--- Parseando Red ID={network_id} ---") # Descomentar para depuración detallada
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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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# 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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# Encuentra FlgNet
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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 = {acc_info['uid']: acc_info for acc in flgnet.xpath(".//flg:Access", namespaces=ns) if (acc_info := parse_access(acc))}
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parts_map = {part_info['uid']: part_info for part in flgnet.xpath(".//flg:Part", namespaces=ns) if (part_info := parse_part(part))}
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# print(f"DEBUG: Red {network_id} - Access={len(access_map)}, Parts={len(parts_map)}") # Debug
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# 2. Parsear Wires y construir mapas de conexiones
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wire_connections = defaultdict(list) # key=(dest_uid, dest_pin), value=list of (src_uid, src_pin)
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source_connections = defaultdict(list) # key=(src_uid, src_pin), value=list of (dest_uid, dest_pin)
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eno_outputs = defaultdict(list) # key=src_uid, value=list of (dest_uid, dest_pin) from ENO
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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 conexiones si son válidas
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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); source_key = (source_uid, source_pin)
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source_info = (source_uid, source_pin); dest_info = (dest_uid, dest_pin)
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if source_info not in wire_connections[dest_key]: wire_connections[dest_key].append(source_info)
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if dest_info not in source_connections[source_key]: source_connections[source_key].append(dest_info)
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# 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 dest_info not in eno_outputs[source_uid]:
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eno_outputs[source_uid].append(dest_info)
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# 3. Construir la representación lógica INICIAL
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all_logic_steps = {}
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functional_block_types = ['Move', 'Add', 'Sub', 'Mul', 'Div', 'Mod', 'Convert'] # Ampliar si es necesario
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rlo_generators = ['Contact', 'O', 'Eq', 'Ne', 'Gt', 'Lt', 'Ge', 'Le', 'And', 'Xor', 'PBox'] # Ampliar si es necesario
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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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# Rellenar inputs explícitos
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for dest_pin_name in ['en', 'in', 'in1', 'in2', 'in3', 'in4', 'bit', 'operand', 'pre', 'clk']: # Añadir pines comunes
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dest_key = (part_uid, dest_pin_name)
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if dest_key in wire_connections:
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sources_list = wire_connections[dest_key]
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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'][dest_pin_name] = input_sources_repr[0]
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elif len(input_sources_repr) > 1: instruction_repr['inputs'][dest_pin_name] = input_sources_repr # Rama OR/Multiple
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# Rellenar outputs explícitos (hacia Access)
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for source_pin_name in ['out', 'out1', 'Q', 'eno']: # Añadir pines comunes
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source_key = (part_uid, source_pin_name)
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if source_key in source_connections:
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for dest_uid, dest_pin in source_connections[source_key]:
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if dest_uid in access_map:
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if source_pin_name not in instruction_repr['outputs']: instruction_repr['outputs'][source_pin_name] = []
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if access_map[dest_uid] not in instruction_repr['outputs'][source_pin_name]:
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instruction_repr['outputs'][source_pin_name].append(access_map[dest_uid])
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all_logic_steps[part_uid] = instruction_repr
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# --- 4. INFERENCIA Y PROPAGACIÓN DE CONEXIONES 'EN' IMPLÍCITAS ---
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# print(f"DEBUG: Iniciando inferencia EN para Red {network_id}...") # Debug
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processed_blocks_en_inference = set() # Evitar procesar el mismo bloque múltiples veces en inferencia EN
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something_changed = True
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inference_passes = 0
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max_inference_passes = len(all_logic_steps) + 5
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while something_changed and inference_passes < max_inference_passes:
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something_changed = False
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inference_passes += 1
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# print(f"DEBUG: Pase de inferencia EN {inference_passes}...") # Debug
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# Ordenar por UID para intentar procesar en orden lógico
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try:
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sorted_uids_for_pass = 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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sorted_uids_for_pass = sorted(all_logic_steps.keys())
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for part_uid in sorted_uids_for_pass:
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if part_uid not in all_logic_steps: continue # Seguridad
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instruction = all_logic_steps[part_uid]
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part_type = instruction['type']
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if part_type in functional_block_types and 'en' not in instruction['inputs'] and part_uid not in processed_blocks_en_inference:
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# print(f"DEBUG: Intentando inferir EN para {part_type} UID {part_uid}") # Debug
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inferred_en_source = None
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# Usar la lista ordenada por UID para buscar atrás
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my_index = -1
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current_logic_list = [all_logic_steps[uid] for uid in sorted_uids_for_pass if uid in all_logic_steps] # Lista actual ordenada
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for i, instr in enumerate(current_logic_list):
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if instr['instruction_uid'] == part_uid:
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my_index = i
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break
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if my_index > 0:
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for i in range(my_index - 1, -1, -1):
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prev_instr = current_logic_list[i]
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prev_uid = prev_instr['instruction_uid']
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prev_type = prev_instr['type']
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if prev_type in rlo_generators:
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inferred_en_source = {'type': 'connection', 'source_instruction_uid': prev_uid, 'source_instruction_type': prev_type, 'source_pin': 'out'}
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# print(f"DEBUG: Inferido EN para {part_uid} desde RLO de {prev_type} {prev_uid}.out") # Debug
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break
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elif prev_type in functional_block_types:
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source_key_eno = (prev_uid, 'eno')
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# Verificar si el ENO del bloque anterior está conectado a *algo*
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if source_key_eno in source_connections:
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inferred_en_source = {'type': 'connection', 'source_instruction_uid': prev_uid, 'source_instruction_type': prev_type, 'source_pin': 'eno'}
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# print(f"DEBUG: Inferido EN para {part_uid} desde ENO de {prev_type} {prev_uid}.eno") # Debug
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break
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# Si no hay conexión ENO explícita, podríamos asumir que sigue el RLO del EN de ese bloque? Más complejo.
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# Por ahora, solo usamos ENO si está conectado.
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if inferred_en_source:
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instruction['inputs']['en'] = inferred_en_source
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# print(f"INFO: Conexión EN inferida añadida a {part_type} UID {part_uid}") # Info
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processed_blocks_en_inference.add(part_uid)
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something_changed = True
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# else:
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# print(f"DEBUG: No se pudo inferir EN para {part_type} UID {part_uid}") # Debug
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# --- 5. 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
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interesting_eno_logic = []
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for dest_uid, dest_pin in eno_destinations:
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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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target_info = {'target_pin': dest_pin}
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if dest_uid in parts_map: target_info.update({'target_type': 'instruction', 'target_uid': dest_uid, 'target_name': parts_map[dest_uid]['name']})
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elif dest_uid in access_map: target_info.update({'target_type': 'operand', 'target_details': access_map[dest_uid]})
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else: target_info.update({'target_type': 'unknown', 'target_uid': dest_uid})
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interesting_eno_logic.append(target_info)
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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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# print(f"DEBUG: Red {network_id} - Añadida lógica ENO interesante para {source_instr_uid}") # Debug
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# --- 6. Ordenar Lógica Final y Devolver ---
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try: sorted_uids = sorted(all_logic_steps.keys(), key=lambda x: int(x) if x.isdigit() else float('inf'))
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except ValueError: print(f"Advertencia: UIDs no numéricos red {network_id}. Orden alfabético."); 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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# print(f"--- Fin Parseo Red ID={network_id} ---") # Debug
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return {'id': network_id, 'title': network_title, 'comment': network_comment, 'logic': network_logic}
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# --- Función Principal convert_xml_to_json (sin cambios respecto a la versión anterior) ---
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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, inferencia EN 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): print(f"Error Crítico: Archivo XML no encontrado: '{xml_filepath}'"); return
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try:
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print("Paso 1: Parseando archivo XML..."); parser = etree.XMLParser(remove_blank_text=True); tree = etree.parse(xml_filepath, parser); root = tree.getroot(); print("Paso 1: Parseo XML completado.")
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print("Paso 2: Buscando el bloque SW.Blocks.FC..."); fc_block_list = root.xpath("//*[local-name()='SW.Blocks.FC']");
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if not fc_block_list: print("Error Crítico: No se encontró <SW.Blocks.FC>."); return
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fc_block = fc_block_list[0]; 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..."); attribute_list_node = fc_block.xpath("./*[local-name()='AttributeList']")
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block_name_val, block_number_val, block_lang_val = "Unknown", None, "Unknown"
|
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if attribute_list_node:
|
|
attr_list = attribute_list_node[0]
|
|
name_node = attr_list.xpath("./*[local-name()='Name']/text()"); block_name_val = name_node[0].strip() if name_node else block_name_val
|
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num_node = attr_list.xpath("./*[local-name()='Number']/text()"); block_number_val = int(num_node[0]) if num_node and num_node[0].isdigit() else block_number_val
|
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lang_node = attr_list.xpath("./*[local-name()='ProgrammingLanguage']/text()"); block_lang_val = lang_node[0].strip() if lang_node else block_lang_val
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print(f"Paso 3: Atributos: 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.")
|
|
block_comment_val = ""; comment_node_list = fc_block.xpath("./*[local-name()='ObjectList']/*[local-name()='MultilingualText'][@CompositionName='Comment']")
|
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if comment_node_list: block_comment_val = get_multilingual_text(comment_node_list[0]); print(f"Paso 3b: Comentario bloque: '{block_comment_val[:50]}...'")
|
|
result = {"block_name": block_name_val, "block_number": block_number_val, "language": block_lang_val, "block_comment": block_comment_val, "interface": {}, "networks": []}
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print("Paso 4: Extrayendo la interfaz del bloque...")
|
|
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]; print("Paso 4: Nodo Interface encontrado.")
|
|
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: Interface sin secciones iface:Section válidas.")
|
|
else: print("Advertencia: No se encontró <Interface> DENTRO de <AttributeList>.")
|
|
if not result["interface"]: print("Advertencia: No se pudo extraer información de la interfaz.")
|
|
|
|
print("Paso 5: Extrayendo y PROCESANDO lógica de 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) # Llamada a la función modificada
|
|
if parsed_network and parsed_network.get('error') is None: result["networks"].append(parsed_network)
|
|
elif parsed_network: print(f"Error: Falló parseo red ID={parsed_network.get('id')}: {parsed_network.get('error')}"); result["networks"].append(parsed_network)
|
|
else: print(f"Error: parse_network devolvió None para CompileUnit (ID={network_elem.get('ID')}).")
|
|
if networks_processed_count == 0: print("Advertencia: ObjectList sin SW.Blocks.CompileUnit.")
|
|
else: print("Advertencia: No se encontró ObjectList.")
|
|
|
|
print("Paso 6: Escribiendo el resultado en el archivo JSON...")
|
|
if not result["interface"]: print("ADVERTENCIA FINAL: 'interface' está vacía.")
|
|
if not result["networks"]: print("ADVERTENCIA FINAL: 'networks' está vacía.")
|
|
# else: # Chequeo ENO logic
|
|
# 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: Lógica ENO interesante detectada.")
|
|
# else: print("INFO FINAL: No se detectó lógica ENO interesante.")
|
|
|
|
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. JSON guardado en: '{json_filepath}'")
|
|
except IOError as e: print(f"Error Crítico: No se pudo escribir JSON en '{json_filepath}'. Error: {e}")
|
|
except TypeError as e: print(f"Error Crítico: Problema al serializar a JSON. Error: {e}")
|
|
|
|
except etree.XMLSyntaxError as e: print(f"Error Crítico: Sintaxis XML en '{xml_filepath}'. Detalles: {e}")
|
|
except Exception as e: print(f"Error Crítico: Error inesperado: {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) |