z230

MedevioPřílohykontroly/05 SpočítejMD5ZpracoveneALAB.py

@@ -0,0 +1,111 @@
+#!/usr/bin/env python3
+# -*- coding: utf-8 -*-
+
+import hashlib
+import json
+from pathlib import Path
+import time
+
+# === ZDE JEN PŘIDÁVEJ ADRESÁŘE ===
+DIRECTORIES = [
+    Path(r"U:\Dropbox\Ordinace\Dokumentace_zpracovaná"),
+    Path(r"U:\Dropbox\Ordinace\LAB-PDF"),
+]
+
+CHUNK = 65536
+
+
+def md5_file(path: Path) -> str:
+    h = hashlib.md5()
+    with path.open("rb") as f:
+        for chunk in iter(lambda: f.read(CHUNK), b""):
+            h.update(chunk)
+    return h.hexdigest()
+
+
+def load_db(db_path: Path) -> dict:
+    if db_path.exists():
+        with db_path.open("r", encoding="utf-8") as f:
+            return json.load(f)
+    return {}
+
+
+def save_db(db: dict, db_path: Path):
+    with db_path.open("w", encoding="utf-8") as f:
+        json.dump(db, f, ensure_ascii=False, indent=2)
+
+
+def process_directory(root: Path):
+    print("\n===========================================")
+    print(f"📁 ZPRACOVÁVÁM ADRESÁŘ: {root}")
+    print("===========================================\n")
+
+    db_path = root / "processed_files.json"
+
+    # Načíst databázi
+    db = load_db(db_path)
+    print(f"Načteno z DB: {len(db)} záznamů")
+
+    # Projít souborový systém
+    files_in_fs = {}
+    start_scan = time.time()
+
+    for f in root.rglob("*"):
+        if f.is_file() and f.suffix.lower() != ".json":
+            stat = f.stat()
+            files_in_fs[f.name] = {
+                "size": stat.st_size,
+                "mtime": int(stat.st_mtime),
+                "path": str(f)
+            }
+
+    print(f"Nalezeno v FS: {len(files_in_fs)} souborů")
+    print(f"Čas skenu: {time.time() - start_scan:.2f} s\n")
+
+    new_files = 0
+    changed_files = 0
+
+    for fname, info in files_in_fs.items():
+
+        size = info["size"]
+        mtime = info["mtime"]
+
+        # nový soubor?
+        if fname not in db:
+            print(f"Nový soubor → MD5: {fname}")
+            new_files += 1
+            db[fname] = {
+                "size": size,
+                "mtime": mtime,
+                "md5": md5_file(Path(info["path"]))
+            }
+            continue
+
+        # změněný soubor?
+        if db[fname]["size"] != size or db[fname]["mtime"] != mtime:
+            print(f"Změněný soubor → MD5: {fname}")
+            changed_files += 1
+            db[fname] = {
+                "size": size,
+                "mtime": mtime,
+                "md5": md5_file(Path(info["path"]))
+            }
+
+    # uložit databázi
+    save_db(db, db_path)
+
+    print("\n=== Výsledky ===")
+    print(f" Nové soubory:     {new_files}")
+    print(f" Změněné soubory:  {changed_files}")
+    print(f" Celkem v DB:      {len(db)}")
+    print(f" Databáze:         {db_path}")
+    print("=============================\n")
+
+
+def main():
+    for directory in DIRECTORIES:
+        process_directory(directory)
+
+
+if __name__ == "__main__":
+    main()