希望添加一个hexhub的导入功能 #7

import base64
import tkinter as tk
from tkinter import messagebox

from cryptography.hazmat.primitives.ciphers import Cipher, algorithms, modes
from cryptography.hazmat.primitives.padding import PKCS7


KEY = b"CsN#&Uc!aOUQbh&B"
IV = b"w6KQ^MPlEx*mfHcb"


def encrypt_hexhub(text: str) -> str:
    padder = PKCS7(128).padder()
    padded = padder.update(text.encode("utf-8")) + padder.finalize()

    cipher = Cipher(algorithms.AES(KEY), modes.CBC(IV))
    encryptor = cipher.encryptor()
    encrypted = encryptor.update(padded) + encryptor.finalize()

    return base64.b64encode(encrypted).decode("utf-8")


def decrypt_hexhub(text: str) -> str:
    encrypted = base64.b64decode(text.strip())

    cipher = Cipher(algorithms.AES(KEY), modes.CBC(IV))
    decryptor = cipher.decryptor()
    padded = decryptor.update(encrypted) + decryptor.finalize()

    unpadder = PKCS7(128).unpadder()
    decrypted = unpadder.update(padded) + unpadder.finalize()

    return decrypted.decode("utf-8")


class HexHubCryptoApp(tk.Tk):
    def __init__(self) -> None:
        super().__init__()
        self.title("HexHub 加密/解密工具")
        self.geometry("620x360")
        self.minsize(520, 320)

        self.columnconfigure(0, weight=1)
        self.rowconfigure(1, weight=1)
        self.rowconfigure(4, weight=1)

        tk.Label(self, text="输入字符串").grid(
            row=0, column=0, sticky="w", padx=16, pady=(16, 6)
        )

        self.input_text = tk.Text(self, height=5, wrap="word")
        self.input_text.grid(row=1, column=0, sticky="nsew", padx=16)

        button_frame = tk.Frame(self)
        button_frame.grid(row=2, column=0, pady=12)

        tk.Button(button_frame, text="加密", width=12, command=self.encrypt).pack(
            side="left", padx=8
        )
        tk.Button(button_frame, text="解密", width=12, command=self.decrypt).pack(
            side="left", padx=8
        )
        tk.Button(button_frame, text="复制结果", width=12, command=self.copy_result).pack(
            side="left", padx=8
        )

        tk.Label(self, text="处理结果").grid(row=3, column=0, sticky="w", padx=16)

        self.result_text = tk.Text(self, height=5, wrap="word")
        self.result_text.grid(row=4, column=0, sticky="nsew", padx=16, pady=(6, 16))

    def get_input(self) -> str:
        return self.input_text.get("1.0", "end-1c")

    def set_result(self, value: str) -> None:
        self.result_text.delete("1.0", "end")
        self.result_text.insert("1.0", value)

    def encrypt(self) -> None:
        try:
            self.set_result(encrypt_hexhub(self.get_input()))
        except Exception as exc:
            messagebox.showerror("加密失败", str(exc))

    def decrypt(self) -> None:
        try:
            self.set_result(decrypt_hexhub(self.get_input()))
        except Exception as exc:
            messagebox.showerror("解密失败", f"请输入 HexHub 导出的 Base64 密文。\n\n{exc}")

    def copy_result(self) -> None:
        value = self.result_text.get("1.0", "end-1c")
        self.clipboard_clear()
        self.clipboard_append(value)
        self.update()


if __name__ == "__main__":
    HexHubCryptoApp().mainloop()