Python手搓邮件发送客户端

[Email]
sender_email = your_email@example.com
sender_password = your_authorization_code

[SMTP]
smtp_server = smtp.example.com
smtp_port = 465

# 读取config.ini文件并填充输入框
def load_config():
    config_file = "config.ini"
    if os.path.exists(config_file):
        config = configparser.ConfigParser()
        config.read(config_file)
        
        try:
            sender_email = config.get("Email", "sender_email")
            sender_password = config.get("Email", "sender_password")
            smtp_server = config.get("SMTP", "smtp_server")
            smtp_port = config.get("SMTP", "smtp_port")
            
            # 填充输入框并设置为只读
            sender_email_input.setText(sender_email)
            sender_password_input.setText(sender_password)
            smtp_server_input.setText(smtp_server)
            smtp_port_input.setText(smtp_port)
            
            # 设置输入框为只读
            sender_email_input.setReadOnly(True)
            sender_password_input.setReadOnly(True)
            smtp_server_input.setReadOnly(True)
            smtp_port_input.setReadOnly(True)
            
        except Exception as e:
            QMessageBox.critical(window, "错误", f"读取配置文件失败: {e}")
    else:
        # 如果没有config.ini文件，不做任何操作
        pass

# 发送邮件的函数
def send_email():
    sender_email = sender_email_input.text().strip()
    sender_password = sender_password_input.text().strip()
    smtp_server = smtp_server_input.text().strip()
    smtp_port = smtp_port_input.text().strip()
    recipient_email = recipient_input.text().strip()
    cc_email = cc_input.text().strip().replace("；", ",")  # 替换中文分隔符
    subject = subject_input.text().strip()
    body = body_input.toPlainText().strip()
    signature = signature_input.toHtml().strip()  # 获取个性签名HTML内容

    # 将个性签名添加到邮件正文
    if signature:
        body += f"<br><br>{signature}"

    # 检查SMTP端口是否有效
    if not smtp_port.isdigit():
        QMessageBox.critical(window, "错误", "请输入有效的SMTP端口号！")
        return

    # 创建邮件
    msg = MIMEMultipart("related")  # 允许邮件中包含HTML内容和附件
    msg['From'] = sender_email
    msg['To'] = recipient_email
    if cc_email:
        msg['Cc'] = cc_email  # 抄送多个邮箱
    msg['Subject'] = subject

    # 邮件正文
    msg_html = MIMEText(body, 'html', 'utf-8')  # 使用HTML格式发送邮件正文
    msg.attach(msg_html)

    # 添加附件
    for file in attachments:
        file_path = file['path']
        file_name = file['name']
        mime_type, _ = mimetypes.guess_type(file_path)  # 根据文件扩展名自动猜测 MIME 类型
        if mime_type is None:
            mime_type = 'application/octet-stream'  # 默认 MIME 类型
        
        main_type, sub_type = mime_type.split('/')
        part = MIMEBase(main_type, sub_type)
        with open(file_path, 'rb') as f:
            part.set_payload(f.read())
        encoders.encode_base64(part)
        part.add_header('Content-Disposition', f'attachment; filename="{file_name}"')
        msg.attach(part)

    try:
        # 设置SMTP服务器
        with smtplib.SMTP_SSL(smtp_server, int(smtp_port)) as server:
            server.login(sender_email, sender_password)
            # 发送邮件
            server.sendmail(sender_email, [recipient_email] + (cc_email.split(',') if cc_email else []), msg.as_string())
        
        QMessageBox.information(window, "成功", "邮件发送成功！")
        #clear_fields()  # 发送邮件后清除输入框和附件
    except Exception as e:
        QMessagehttp://www.chinasem.cnBox.critical(window, "错误", f"发送邮件失败: {e}")

# 添加附件的函数
def add_attachment():
    file_paths, _ = QFileDialog.getOpenFileNames(window, "选择附件", "", "All Files (*);;Text Files (*.txt);;Image Files (*.png *.jpg *.bmp);;Excel Files (*.xlsx);;PDF Files (*.pdf)")
    if file_paths:
        for file_path in file_paths:
            file_name = os.path.basename(file_path)
            file_size = os.path.getsize(file_path)
            attachments.append({"name": file_name, "path": file_path, "size": file_size})
            # 将附件信息添加到表格中
            row_position = attachment_table.rowCount()
            attachment_table.insertRow(row_position)
            attachment_table.setItem(row_position, 0, QTableWidgetItem(file_name))
            attachment_table.setItem(row_position, 1, QTableWidgetItem(f"{file_size // 1024} KB"))

# 清除附件的函数
def clear_attachments():
    attachments.clear()
    attachment_table.setRowCount(0)

# 清除所有输入框的内容和附件
def clear_fields():
    sender_email_input.clear()
    sender_password_input.clear()
    smtp_server_input.clear()
    smtp_port_input.clear()
    recipient_input.clear()
    cc_input.clear()
    subject_input.clear()
    body_input.clear()
    signature_input.clear()  # 清除个性签名输入框内容
    clear_attachments()  # 清除附件列表

# 设置定时发送的函数
def schedule_email_send():
    send_time = send_time_input.dateTime()
    current_time = QDateTime.currentDateTime()
    
    if send_time <= current_time:
        QMessageBox.critical(window, "错误", "请选择未来的时间！")
        return
    
    time_diff = current_time.msecsTo(send_time)  # 计算定时发送的时间差
    timer.singleShot(time_diff, send_email)  # 定时调用发送邮件函数
    QMessageBox.information(window, "成功", f"邮件将在 {send_time.toString()} 发送。")

# 创建主窗口
app = QApplication(sys.argv)
window = QWidget()
window.setWindowTitle("邮件发送客户端")
window.setWindowIcon(QIcon("icon.png"))  # 可以设置一个图标
window.setGeometry(100, 100, 400, 700)  # 增加窗口高度，以适应新添加的个性签名文本框

# 创建浅蓝色主题
def set_light_blue_theme():
    palette = QPalette()
    palette.setColor(QPalette.Background, QColor(173, 216, 230))  # 浅蓝色背景
    palette.setColor(QPalette.WindowText, QColor(0, 0, 0))  # 黑色文本
    palette.setColor(QPalette.Button, QColor(73, 170, 160))  # 按钮背景色为 #49AAA0
    palette.setColor(QPalette.ButtonText, QColor(255, 255, 255))  # 按钮文本为白色
    palette.setColor(QPalette.Base, QColor(240, 248, 255))  # 浅蓝色输入框背景
    palette.setColor(QPalette.Text, QColor(0, 0, 0))  # 黑色文本
    window.setPawww.chinasem.cnlette(palette)

set_light_blue_theme()

# 设置字体为 Segoe UI
font = QFont("Segoe UI", 10)
window.setFont(font)