LocalFolderArchiver：利用7z技術，革新嘅文件加密同分割方案

s20012797

1. import os
   
2. import shutil
   
3. import py7zr
   
4. import datetime
   
5. import tkinter as tk
   
6. from tkinter import filedialog
   
7. from tkinter import messagebox
   
8. 
   
9. def split_folder(folder_path, max_size):
   
10.     files = os.listdir(folder_path)
    
11.     current_folder = None
    
12.     current_size = 0
    
13.     folder_index = 1
    
14. 
    
15.     for file_name in files:
    
16.         file_path = os.path.join(folder_path, file_name)
    
17.         if os.path.isfile(file_path):
    
18.             if current_folder is None or current_size + os.path.getsize(file_path) > max_size:
    
19.                 current_folder = os.path.join(folder_path, f"folder_{folder_index}")
    
20.                 os.mkdir(current_folder)
    
21.                 folder_index += 1
    
22.                 current_size = 0
    
23. 
    
24.             shutil.move(file_path, current_folder)
    
25.             current_size += os.path.getsize(os.path.join(current_folder, file_name))
    
26. 
    
27. def encrypt_file(file_path, password):
    
28.     archive_path = file_path + ".7z"
    
29.     with py7zr.SevenZipFile(archive_path, 'w', password=password) as archive:
    
30.         archive.writeall(file_path, os.path.basename(file_path))
    
31.     os.remove(file_path)
    
32.     os.rename(archive_path, file_path)
    
33. 
    
34. def decrypt_file(file_path, password):
    
35.     archive_path = file_path + ".7z"
    
36.     os.rename(file_path, archive_path)
    
37.     with py7zr.SevenZipFile(archive_path, 'r', password=password) as archive:
    
38.         archive.extractall(path=os.path.dirname(file_path))
    
39.     os.remove(archive_path)
    
40. 
    
41. def add_password_hint(file_path, password_hint):
    
42.     new_file_name = f"{os.path.splitext(file_path)[0]} [{password_hint}]{os.path.splitext(file_path)[1]}"
    
43.     os.rename(file_path, new_file_name)
    
44. 
    
45. def add_timestamp(file_path):
    
46.     timestamp = datetime.datetime.now().strftime("%Y-%m-%d_%H-%M-%S")
    
47.     new_file_name = f"{os.path.splitext(file_path)[0]} [{timestamp}]{os.path.splitext(file_path)[1]}"
    
48.     os.rename(file_path, new_file_name)
    
49. 
    
50. def browse_folder():
    
51.     folder_path = filedialog.askdirectory()
    
52.     folder_path_entry.delete(0, tk.END)
    
53.     folder_path_entry.insert(tk.END, folder_path)
    
54. 
    
55. def process_folder():
    
56.     folder_path = folder_path_entry.get()
    
57.     max_size = int(max_size_entry.get())
    
58.     password = password_entry.get()
    
59.     password_hint = password_hint_entry.get()
    
60. 
    
61.     split_folder(folder_path, max_size)
    
62. 
    
63.     for file_name in os.listdir(folder_path):
    
64.         file_path = os.path.join(folder_path, file_name)
    
65.         encrypt_file(file_path, password)
    
66.         add_password_hint(file_path, password_hint)
    
67.         add_timestamp(file_path)
    
68. 
    
69.     messagebox.showinfo("Done", "Processing complete!")
    
70. 
    
71. window = tk.Tk()
    
72. window.title("File Management Tool")
    
73. 
    
74. folder_path_label = tk.Label(window, text="Folder Path:")
    
75. folder_path_label.grid(row=0, column=0, padx=10, pady=5)
    
76. 
    
77. folder_path_entry = tk.Entry(window, width=50)
    
78. folder_path_entry.grid(row=0, column=1, padx=10, pady=5)
    
79. 
    
80. browse_button = tk.Button(window, text="Browse", command=browse_folder)
    
81. browse_button.grid(row=0, column=2, padx=10, pady=5)
    
82. 
    
83. max_size_label = tk.Label(window, text="Max Size (bytes):")
    
84. max_size_label.grid(row=1, column=0, padx=10, pady=5)
    
85. 
    
86. max_size_entry = tk.Entry(window, width=20)
    
87. max_size_entry.grid(row=1, column=1, padx=10, pady=5)
    
88. 
    
89. password_label = tk.Label(window, text="Password:")
    
90. password_label.grid(row=2, column=0, padx=10, pady=5)
    
91. 
    
92. password_entry = tk.Entry(window, width=20)
    
93. password_entry.grid(row=2, column=1, padx=10, pady=5)
    
94. 
    
95. password_hint_label = tk.Label(window, text="Password Hint:")
    
96. password_hint_label.grid(row=3, column=0, padx=10, pady=5)
    
97. 
    
98. password_hint_entry = tk.Entry(window, width=20)
    
99. password_hint_entry.grid(row=3, column=1, padx=10, pady=5)
    
100. 
     
101. process_button = tk.Button(window, text="Process", command=process_folder)
     
102. process_button.grid(row=4, column=0, columnspan=3, padx=10, pady=5)
     
103. 
     
104. window.mainloop()

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