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import re
import logging
from typing import List, Dict, Tuple
import chromadb
from chromadb.utils import embedding_functions
from config import EMBEDDING_MODEL, DATABASE_DIR
logging.basicConfig(level=logging.DEBUG, format='%(asctime)s - %(levelname)s - %(message)s')
logger = logging.getLogger(__name__)
class KodeksProcessor:
def __init__(self):
logger.info(f"Inicjalizacja klienta bazy danych w katalogu: {DATABASE_DIR}")
if not os.path.exists(DATABASE_DIR):
os.makedirs(DATABASE_DIR)
logger.info(f"Utworzono katalog {DATABASE_DIR}")
self.client = chromadb.PersistentClient(path=DATABASE_DIR)
logger.info("Klient bazy danych zainicjalizowany")
try:
self.collection = self.client.get_or_create_collection(
name="kodeksy",
embedding_function=embedding_functions.SentenceTransformerEmbeddingFunction(
model_name=EMBEDDING_MODEL
)
)
logger.info("Kolekcja 'kodeksy' pobrana lub utworzona")
except Exception as e:
logger.error(f"Błąd podczas pobierania lub tworzenia kolekcji: {e}")
raise
def extract_metadata(self, text: str) -> Dict:
metadata = {}
dz_u_match = re.search(r'Dz\.U\.(\d{4})\.(\d+)\.(\d+)', text)
if dz_u_match:
metadata['dz_u'] = f"Dz.U.{dz_u_match.group(1)}.{dz_u_match.group(2)}.{dz_u_match.group(3)}"
metadata['rok'] = dz_u_match.group(1)
nazwa_match = re.search(r'USTAWA\s+z dnia(.*?)\n(.*?)\n', text)
if nazwa_match:
metadata['data_ustawy'] = nazwa_match.group(1).strip()
metadata['nazwa'] = nazwa_match.group(2).strip()
zmiany = re.findall(r'(\d{4}-\d{2}-\d{2})\s+(zm\.\s+DZ\.U\.(\d{4})\.(\d+)\.(\d+)\s+art\.\s+(\d+)(?:\s+§\s+(\d+))?)', text)
if zmiany:
metadata['historia_zmian'] = [
{
'data': data,
'dz_u': f"Dz.U.{rok}.{numer}.{pozycja}",
'artykul': artykul,
'paragraf': paragraf if paragraf else None
}
for data, _, rok, numer, pozycja, artykul, paragraf in zmiany
]
logger.debug(f"Wyodrębnione metadane: {metadata}")
return metadata
def split_header_and_content(self, text: str) -> Tuple[str, str]:
parts = text.split("USTAWA", 1)
if len(parts) > 1:
return parts[0], "USTAWA" + parts[1]
return "", text
def process_article(self, article_text: str) -> Dict:
art_num_match = re.match(r'Art\.\s*(\d+[a-z]?)', article_text)
article_num = art_num_match.group(1) if art_num_match else ""
paragraphs = re.findall(r'§\s*(\d+)\.\s*(.*?)(?=§\s*\d+|Art\.\s*\d+|$)', article_text, re.DOTALL)
if not paragraphs:
return {
"article_num": article_num,
"content": article_text.strip(),
"has_paragraphs": False
}
return {
"article_num": article_num,
"paragraphs": paragraphs,
"has_paragraphs": True
}
def split_into_chunks(self, text: str, metadata: Dict) -> List[Dict]:
chunks = []
articles = re.split(r'(Art\.\s*\d+[a-z]?)', text)
for i in range(1, len(articles), 2):
article_title = articles[i].strip()
article_content = articles[i + 1].strip() if i + 1 < len(articles) else ""
processed_article = self.process_article(article_title + " " + article_content)
chunk_metadata = {
**metadata,
"article": processed_article["article_num"]
}
if processed_article["has_paragraphs"]:
for par_num, par_content in processed_article["paragraphs"]:
chunk = {
"text": f"{article_title} §{par_num}. {par_content.strip()}",
"metadata": {**chunk_metadata, "paragraph": par_num}
}
chunks.append(chunk)
logger.debug(f"Utworzono chunk: {chunk['text'][:100]}...")
else:
chunk = {
"text": processed_article["content"],
"metadata": chunk_metadata
}
chunks.append(chunk)
logger.debug(f"Utworzono chunk: {chunk['text'][:100]}...")
logger.debug(f"Podzielono tekst na {len(chunks)} chunków.")
return chunks
def process_file(self, filepath: str) -> None:
logger.info(f"Rozpoczęcie przetwarzania pliku: {filepath}")
try:
with open(filepath, 'r', encoding='utf-8') as file:
content = file.read()
logger.info(f"Odczytano zawartość pliku: {filepath}")
header, main_content = self.split_header_and_content(content)
metadata = self.extract_metadata(main_content)
metadata['filename'] = os.path.basename(filepath)
chunks = self.split_into_chunks(main_content, metadata)
logger.info(f"Podzielono plik na {len(chunks)} chunków")
if chunks:
self.collection.add(
documents=[chunk["text"] for chunk in chunks],
metadatas=[chunk["metadata"] for chunk in chunks],
ids=[f"{metadata['filename']}_{chunk['metadata']['article']}_{i}" for i, chunk in enumerate(chunks)]
)
logger.info(f"Dodano {len(chunks)} chunków do kolekcji z pliku {metadata['filename']}")
else:
logger.warning(f"Brak chunków do dodania z pliku: {filepath}")
except Exception as e:
logger.error(f"Błąd podczas przetwarzania pliku {filepath}: {e}")
def process_all_files(self, directory: str) -> None:
logger.info(f"Rozpoczęcie przetwarzania wszystkich plików w katalogu: {directory}")
if not os.path.exists(directory):
logger.error(f"Katalog {directory} nie istnieje!")
return
try:
files = [f for f in os.listdir(directory) if f.endswith('.txt')]
logger.info(f"Znaleziono {len(files)} plików .txt")
for filename in files:
filepath = os.path.join(directory, filename)
logger.info(f"Przetwarzanie pliku: {filepath}")
self.process_file(filepath)
logger.info("Zakończono przetwarzanie plików.")
except Exception as e:
logger.error(f"Błąd podczas przetwarzania plików: {e}")
def verify_data_loading(self):
count = self.collection.count()
logger.info(f"Całkowita liczba dokumentów w kolekcji: {count}")
if count == 0:
logger.warning("Nie załadowano żadnych dokumentów do bazy danych.")
def test_search(self):
test_queries = ["kodeks karny", "art. 1", "przestępstwo"]
for query in test_queries:
results = self.search(query)
logger.info(f"Zapytanie testowe '{query}' zwróciło {len(results['documents'][0])} wyników")
def search(self, query: str, n_results: int = 3) -> Dict:
logger.info(f"Wyszukiwanie w bazie danych dla zapytania: {query}")
try:
results = self.collection.query(
query_texts=[query],
n_results=n_results
)
logger.info(f"Znaleziono {len(results['documents'][0])} wyników dla zapytania: {query}")
return results
except Exception as e:
logger.error(f"Błąd podczas wyszukiwania: {e}")
return {"documents": [[]], "metadatas": [[]], "distances": [[]]}
def list_all_documents(self) -> None:
try:
all_docs = self.collection.get(include=['metadatas'])
if all_docs['metadatas']:
for metadata in all_docs['metadatas']:
logger.info(f"Dokument: {metadata}")
else:
logger.info("Brak dokumentów w bazie.")
except Exception as e:
logger.error(f"Błąd podczas listowania dokumentów: {e}")
if __name__ == "__main__":
processor = KodeksProcessor()
processor.process_all_files("data/kodeksy")
processor.verify_data_loading()
processor.test_search()
processor.list_all_documents() |