from kivy.properties import ObjectProperty, StringProperty, ListProperty from datetime import datetime, timedelta from kivy.core.text import LabelBase from kivy.metrics import dp from kivy.uix.anchorlayout import AnchorLayout from kivy.uix.boxlayout import BoxLayout from kivy.uix.button import Button from kivy.uix.gridlayout import GridLayout from kivy.uix.image import Image from kivymd.app import MDApp from kivy.core.window import Window from kivy.uix.screenmanager import ScreenManager from kivy.lang import Builder from kivy.uix.screenmanager import ScreenManager, Screen from kivymd.uix.datatables import MDDataTable import random import csv from kivymd.uix.boxlayout import MDBoxLayout from kivymd.uix.button import MDFlatButton from kivymd.uix.dialog import MDDialog from kivymd.uix.label import MDLabel from kivy.uix.label import Label from kivy.utils import platform from kivy.clock import Clock from kivy.uix.widget import Widget from kivy.graphics import Color, Rectangle from kivy_garden.graph import Graph, LinePlot from modbus_tk.modbus_tcp import TcpMaster import modbus_tk.defines as cst import socket from random import randint from kivymd.theming import ThemeManager LabelBase.register(name="MPoppins", fn_regular="fonts/Chinese/msyh.ttf") LabelBase.register(name="BPoppins", fn_regular="fonts/Chinese/msyh.ttf") LabelBase.register(name="RRubik", fn_regular="fonts/Chinese/msyh.ttf") LabelBase.register(name="RCro", fn_regular="fonts/Chinese/msyh.ttf") LabelBase.register(name="RPac", fn_regular="fonts/Chinese/msyh.ttf") def get_books(): pass class MainScreen(Screen): pass class HomeScreen(Screen): home = ObjectProperty(None) class LoginScreen(Screen): login = ObjectProperty(None) class ProfileScreen(Screen): profile = ObjectProperty(None) class ProfileEditScreen(Screen): profile_edit = ObjectProperty(None) class HistoryScreen(Screen): history = ObjectProperty(None) class ModifyCurrentParamScreen(Screen): modify_current_param = ObjectProperty(None) class ModifyVoltageParamScreen(Screen): modify_voltage_param = ObjectProperty(None) class ModifyLeakageParamScreen(Screen): modify_leakage_param = ObjectProperty(None) class ModifySystemParamScreen(Screen): modify_system_param = ObjectProperty(None) class ModifyProtectionParamScreen(Screen): modify_protection_param = ObjectProperty(None) class RealTimeCurveScreen(Screen): real_time_curve = ObjectProperty(None) class ControlCommandScreen(Screen): control_command = ObjectProperty(None) class AboutScreen(Screen): about = ObjectProperty(None) class SignUpScreen(Screen): signup = ObjectProperty(None) class ForgetPassScreen(Screen): forget_Password = ObjectProperty(None) class OtpScreen(Screen): otp = ObjectProperty(None) class ResetPassScreen(Screen): reset_pass = ObjectProperty(None) class SearchBookScreen(Screen): search_book = ObjectProperty(None) class NotificationScreen(Screen): notifications = ObjectProperty(None) class RecommendScreen(Screen): recommendation = ObjectProperty(None) class BorrowBookScreen(Screen): borrow_book = ObjectProperty(None) class ReturnBookScreen(Screen): return_book = ObjectProperty(None) class RenewBookScreen(Screen): renew_book = ObjectProperty(None) # Window.size = (dp(360), dp(680)) class app(MDApp): wifi_status_text = StringProperty("") def __init__(self): super().__init__() self.signup_sem = None self.signup_branch = None self.user_name = None self.book_pos_name = None self.book_pos = None self.rec_label = None self.rec_grid = None self.recommend_screen = None self.book_input = None self.data_tables = None self.search_grid = None self.search_field = None self.renew_grid = None self.renewable_books = [] self.renew = self.renewable_books self.history_grid = None self.books_history = [] self.history = self.books_history self.image_label_grid = None self.books = [] self.items = self.books self.book_name = None self.isbn = None self.a = None self.back_button = None self.user = None self.dialog = None self.profile_edit_screen = None self.edit_email = None self.edit_prn = None self.edit_name = None self.edit_number = None self.edit_branch = None self.profile_semester = None self.profile_branch = None self.profile_number = None self.profile_prn = None self.profile_email = None self.profile_name = None self.user_no = None self.user_email = None self.user_prn = None self.d2 = None self.d3 = None self.d4 = None self.user_pass = None self.d1 = None self.edit_semester = None self.otp_button = None self.new_pass = None self.new_pass1 = None self.mobile_no = None self.password = None self.username = None self.modbus_master = None # Modbus连接对象 self.modbus_ip = None # Modbus服务器IP self.modbus_port = None # Modbus服务器端口 self.theme_cls.font_styles["H1"] = ["BPoppins", 96, False, -1.5] self.theme_cls.font_styles["H2"] = ["BPoppins", 60, False, -0.5] self.theme_cls.font_styles["H3"] = ["BPoppins", 48, False, 0] self.theme_cls.font_styles["H4"] = ["BPoppins", 34, False, 0.25] self.theme_cls.font_styles["H5"] = ["BPoppins", 25, False, 0.15] self.theme_cls.font_styles["H6"] = ["BPoppins", 16, False, 0.15] self.theme_cls.font_styles["Subtitle1"] = ["BPoppins", 16, False, 0.15] self.theme_cls.font_styles["Subtitle2"] = ["BPoppins", 14, False, 0.1] self.theme_cls.font_styles["Body1"] = ["BPoppins", 16, False, 0.5] self.theme_cls.font_styles["Body2"] = ["BPoppins", 14, False, 0.25] self.theme_cls.font_styles["Button"] = ["BPoppins", 14, True, 1.25] self.theme_cls.font_styles["Caption"] = ["BPoppins", 13, False, 0.15] self.theme_cls.font_styles["Overline"] = ["BPoppins", 10, True, 1.5] def build(self): Builder.load_file('kv/app.kv') screen_manager = ScreenManager() screen_manager.add_widget(MainScreen(name="main")) screen_manager.add_widget(HomeScreen(name="home")) screen_manager.add_widget(LoginScreen(name="login")) screen_manager.add_widget(HistoryScreen(name="history")) screen_manager.add_widget(ProfileScreen(name="profile")) screen_manager.add_widget(ProfileEditScreen(name="profile_edit")) screen_manager.add_widget(ModifyCurrentParamScreen(name="modify_current_param")) screen_manager.add_widget(ModifyVoltageParamScreen(name="modify_voltage_param")) screen_manager.add_widget(ModifyLeakageParamScreen(name="modify_leakage_param")) screen_manager.add_widget(ModifySystemParamScreen(name="modify_system_param")) screen_manager.add_widget(ModifyProtectionParamScreen(name="modify_protection_param")) screen_manager.add_widget(RealTimeCurveScreen(name="real_time_curve")) screen_manager.add_widget(ControlCommandScreen(name="control_command")) screen_manager.add_widget(AboutScreen(name="about")) screen_manager.add_widget(SignUpScreen(name="signup")) screen_manager.add_widget(ForgetPassScreen(name="forgot_pass")) screen_manager.add_widget(OtpScreen(name="otp")) screen_manager.add_widget(ResetPassScreen(name="reset_pass")) screen_manager.add_widget(NotificationScreen(name="notification")) screen_manager.add_widget(SearchBookScreen(name="searchBook")) screen_manager.add_widget(RecommendScreen(name="recommend")) screen_manager.add_widget(BorrowBookScreen(name="borrow_book")) screen_manager.add_widget(ReturnBookScreen(name="return_book")) screen_manager.add_widget(RenewBookScreen(name="renew_book")) Clock.schedule_once(self.update_wifi_status, 2) # Clock.schedule_interval(self.update_register_display, 1) return screen_manager #############################################ALL INPUT TEXT############################################################ def on_start(self): # 从根窗口中获取名为"login"的屏幕（登录界面） login_screen = self.root.get_screen("login") # 通过界面ID获取登录界面中的用户名输入框组件 # self.username = login_screen.ids.username # 通过界面ID获取登录界面中的密码输入框组件 # self.password = login_screen.ids.password # 从根窗口中获取名为"home"的屏幕（主界面） home_screen = self.root.get_screen("home") # 通过界面ID获取主界面中的用户信息组件 self.user = home_screen.ids.user # 通过界面ID获取主界面中的书架位置名称组件 self.book_pos_name = home_screen.ids.book_pos_name # 通过界面ID获取主界面中的书架位置组件 self.book_pos = home_screen.ids.book_pos # 从根窗口中获取名为"forgot_pass"的屏幕（忘记密码界面） forgot_pass_screen = self.root.get_screen("forgot_pass") # 通过界面ID获取忘记密码界面中的手机号输入框组件 self.mobile_no = forgot_pass_screen.ids.forgotPass_no # 从根窗口中获取名为"reset_pass"的屏幕（重置密码界面） reset_pass_screen = self.root.get_screen("reset_pass") # 通过界面ID获取重置密码界面中的新密码输入框组件 self.new_pass = reset_pass_screen.ids.new_pass # 通过界面ID获取重置密码界面中的确认新密码输入框组件 self.new_pass1 = reset_pass_screen.ids.new_pass1 # 从根窗口中获取名为"otp"的屏幕（验证码界面） otp_screen = self.root.get_screen("otp") # 通过界面ID获取验证码界面中的"验证"按钮组件 self.otp_button = otp_screen.ids.otp_button # 通过界面ID获取验证码界面中的"返回"按钮组件 self.back_button = otp_screen.ids.back_button # 通过界面ID获取验证码界面中的第一个数字输入框组件 self.d1 = otp_screen.ids.d1 # 通过界面ID获取验证码界面中的第二个数字输入框组件 self.d2 = otp_screen.ids.d2 # 通过界面ID获取验证码界面中的第三个数字输入框组件 self.d3 = otp_screen.ids.d3 # 通过界面ID获取验证码界面中的第四个数字输入框组件 self.d4 = otp_screen.ids.d4 # 从根窗口中获取名为"signup"的屏幕（注册界面） # signup_screen = self.root.get_screen("signup") # 通过界面ID获取注册界面中的用户名输入框组件 # self.user_name = signup_screen.ids.signup_name # 通过界面ID获取注册界面中的PRN（可能是学号/身份标识）输入框组件 # self.user_prn = signup_screen.ids.signup_prn # 通过界面ID获取注册界面中的邮箱输入框组件 # self.user_email = signup_screen.ids.signup_email # 通过界面ID获取注册界面中的手机号输入框组件 # self.user_no = signup_screen.ids.signup_no # 通过界面ID获取注册界面中的密码输入框组件 # self.user_pass = signup_screen.ids.signup_pass # 通过界面ID获取注册界面中的所属部门/专业选择组件 # self.signup_branch = signup_screen.ids.signup_branch # 通过界面ID获取注册界面中的年级/学期选择组件 # self.signup_sem = signup_screen.ids.signup_sem # 从根窗口中获取名为"profile"的屏幕（个人资料界面） profile_screen = self.root.get_screen("profile") # 通过界面ID获取个人资料界面中的姓名展示组件 self.profile_name = profile_screen.ids.profile_name # 通过界面ID获取个人资料界面中的邮箱展示组件 self.profile_email = profile_screen.ids.profile_email # 通过界面ID获取个人资料界面中的PRN（身份标识）展示组件 self.profile_prn = profile_screen.ids.profile_prn # 通过界面ID获取个人资料界面中的手机号展示组件 self.profile_number = profile_screen.ids.profile_number # 通过界面ID获取个人资料界面中的所属部门/专业展示组件 self.profile_branch = profile_screen.ids.profile_branch # 通过界面ID获取个人资料界面中的年级/学期展示组件 self.profile_semester = profile_screen.ids.profile_semester # 从根窗口中获取名为"profile_edit"的屏幕（个人资料编辑界面） self.profile_edit_screen = self.root.get_screen("profile_edit") # 通过界面ID获取资料编辑界面中的姓名编辑输入框组件 self.edit_name = self.profile_edit_screen.ids.edit_name # 通过界面ID获取资料编辑界面中的邮箱编辑输入框组件 self.edit_email = self.profile_edit_screen.ids.edit_email # 通过界面ID获取资料编辑界面中的PRN（身份标识）编辑输入框组件 self.edit_prn = self.profile_edit_screen.ids.edit_prn # 通过界面ID获取资料编辑界面中的手机号编辑输入框组件 self.edit_number = self.profile_edit_screen.ids.edit_no # 通过界面ID获取资料编辑界面中的所属部门/专业编辑选择组件 self.edit_branch = self.profile_edit_screen.ids.edit_branch # 通过界面ID获取资料编辑界面中的年级/学期编辑选择组件 self.edit_semester = self.profile_edit_screen.ids.edit_sem # 从根窗口中获取名为"borrow_book"的屏幕（借书界面） borrow_screen = self.root.get_screen("borrow_book") # 通过界面ID获取借书界面中的ISBN（图书编号）输入框组件 self.isbn = borrow_screen.ids.isbn # 从根窗口中获取名为"return_book"的屏幕（还书界面） return_book_screen = self.root.get_screen("return_book") # 通过界面ID获取还书界面中的图片与标签网格布局组件 self.image_label_grid = return_book_screen.ids.image_label_grid # 从根窗口中获取名为"renew_book"的屏幕（图书续借界面） renew_book_screen = self.root.get_screen("renew_book") # 通过界面ID获取续借界面中的网格布局组件 self.renew_grid = renew_book_screen.ids.renew_grid # 从根窗口中获取名为"history"的屏幕（借阅历史界面） history_screen = self.root.get_screen("history") # 通过界面ID获取借阅历史界面中的网格布局组件 self.history_grid = history_screen.ids.history_grid # 从根窗口中获取名为"searchBook"的屏幕（图书搜索界面） search_book_screen = self.root.get_screen("searchBook") # 通过界面ID获取图书搜索界面中的搜索输入框组件 self.search_field = search_book_screen.ids.search_field # 通过界面ID获取图书搜索界面中的搜索结果网格布局组件 self.search_grid = search_book_screen.ids.search_grid # 从根窗口中获取名为"recommend"的屏幕（图书推荐界面） self.recommend_screen = self.root.get_screen("recommend") # 通过界面ID获取推荐界面中的图书输入框组件 self.book_input = self.recommend_screen.ids.book_input # 通过界面ID获取推荐界面中的推荐结果网格布局组件 self.rec_grid = self.recommend_screen.ids.rec_grid # 通过界面ID获取推荐界面中的推荐信息标签组件 self.rec_label = self.recommend_screen.ids.rec_label self.root.bind(current=self.on_screen_changed) self.register_update_event = None def on_screen_changed(self, instance, value): """屏幕切换时启动/停止刷新""" if value == "real_time_curve": # 进入目标屏幕时启动定时刷新 if not self.register_update_event: self.register_update_event = Clock.schedule_interval(self.update_register_display, 1) else: # 离开时停止刷新 if self.register_update_event: self.register_update_event.cancel() self.register_update_event = None def read_modbus_register(self): """读取寄存器值（复用原逻辑）""" if not self.modbus_master: try: self.modbus_master = TcpMaster(self.modbus_ip or '192.168.1.1', self.modbus_port or 502) self.modbus_master.set_timeout(5.0) except Exception as e: print(f"Modbus连接失败: {e}") return "连接失败" try: result = self.modbus_master.execute(1, cst.READ_HOLDING_REGISTERS, 0, 1) return str(result[0]) # 返回寄存器值 except Exception as e: print(f"读取失败: {e}") return "读取失败" # def update_register_display(self, dt): # """更新原标签的显示内容""" # # 仅在目标屏幕时更新 # if self.root.current != "real_time_curve": # return # # 读取值并更新到原标签 # value = self.read_modbus_register() # real_time_screen = self.root.get_screen("real_time_curve") # real_time_screen.ids.register_label.text = f"寄存器 0: {value}" # 直接更新原标签 def write_modbus_register(self, value): """写入寄存器值""" if not self.modbus_master: pass try: self.modbus_master.execute(1, cst.WRITE_SINGLE_REGISTER, 0, value) return "修改成功" except Exception as e: return f"修改失败: {e}" def modify_register(self, input_text): """处理修改请求，修改后更新原标签""" if not input_text: self.show_dialog("错误", "请输入值") return try: value = int(input_text) result = self.write_modbus_register(value) self.show_dialog("结果", result) # 若成功，立即刷新原标签显示 if "成功" in result: self.update_register_display(0) except ValueError: self.show_dialog("错误", "请输入有效整数") def show_dialog(self, title, message): self.dialog2(title, message) #############################################@Frequently used functions################################################## @staticmethod def change_cursor(is_enter): """改变鼠标指针样式""" # 如果is_enter为True（鼠标进入目标区域），将鼠标指针改为手型 if is_enter: Window.set_system_cursor('hand') # 否则（鼠标离开目标区域），将鼠标指针改回默认箭头样式 else: Window.set_system_cursor('arrow') @staticmethod def toggle_password_visibility(password_field, icon_button): """切换密码输入框的可见性状态""" # 检查密码输入框当前是否处于密码隐藏状态 if password_field.password: # 如果是隐藏状态，切换为可见状态 password_field.password = False # 更新图标为"eye"（眼睛图标，表示当前可见） icon_button.icon = "eye" else: # 如果是可见状态，切换为隐藏状态（显示为圆点/星号） password_field.password = True # 更新图标为"eye-off"（闭眼图标，表示当前隐藏） icon_button.icon = "eye-off" def clear_text(self): """清空界面中所有输入框和文本组件的内容""" # 清空图书搜索框内容 self.search_field.text = "" # 清空图书推荐输入框内容 self.book_input.text = "" # 清空登录界面的用户名输入框内容 # self.username.text = "" # 清空登录界面的密码输入框内容 # self.password.text = "" # 清空忘记密码界面的手机号输入框内容 self.mobile_no.text = "" # 清空验证码界面的第一个输入框内容 self.d1.text = "" # 清空验证码界面的第二个输入框内容 self.d2.text = "" # 清空验证码界面的第三个输入框内容 self.d3.text = "" # 清空验证码界面的第四个输入框内容 self.d4.text = "" # 清空书架位置名称文本内容 self.book_pos_name.text = "" # 重置书架位置说明文本为示例内容 self.book_pos.text = "测试内容示例" # 再次清空手机号输入框（可能是为了确保完全清空） self.mobile_no.text = "" # 清空借书界面的ISBN输入框内容 self.isbn.text = '' def on_press_back_arrow(self): # self.username.text = "" # self.password.text = "" self.mobile_no.text = "" self.d1.text = "" self.d2.text = "" self.d3.text = "" self.d4.text = "" def focus_text_field(self, icon_button, focus, page): if focus: icon_button.icon_color = self.theme_cls.primary_color elif page == "password": icon_button.icon_color = 162 / 255, 169 / 255, 188 / 255, 1 elif page == "sign_pass": icon_button.icon_color = 217 / 255, 217 / 255, 217 / 255, 1 else: pass def otp_button_fun(self, obj): if obj == "True": self.otp_button.text = "Reset Password" elif obj == "1": self.otp_button.text = "Edit Credentials" elif obj == "2": self.otp_button.text = "Verify OTP" else: self.otp_button.text = "Sign Up" def otp_back_arrow_fun(self): if self.otp_button.text == "Sign Up": self.root.current = 'signup' elif self.otp_button.text == "Reset Password": self.root.current = 'reset_pass' elif self.otp_button.text == "Verify OTP": self.root.current = 'borrow_book' ############################################@DIALOG BOX most used functions############################################## # MDDialog box function 'dialog' def dialog1(self, text, title="Tips"): close_button = MDFlatButton( text="关闭", font_name="MPoppins", on_release=self.close_dialog ) content_label = Label( text=text, font_name="MPoppins", color=(0, 0, 0, 1), size_hint_y=None, height=dp(30), halign="center", valign="middle" ) content_label.bind(size=content_label.setter('text_size')) self.dialog = MDDialog( title=title, type="custom", content_cls=content_label, size_hint=(0.84, None), buttons=[close_button] ) self.dialog.open() def dialog2(self, title, text): close_button = MDFlatButton( text="关闭", font_name="MPoppins", on_release=self.close_dialog ) content_label = Label( text=text, font_name="MPoppins", color=(0, 0, 0, 1), size_hint_y=None, height=dp(30), halign="center", valign="middle" ) content_label.bind(size=content_label.setter('text_size')) self.dialog = MDDialog( title=title, type="custom", content_cls=content_label, size_hint=(0.84, None), buttons=[close_button] ) self.dialog.open() # MDDialog box dismiss function 'close_dialog' def close_dialog(self, *args): self.dialog.dismiss() #############################################Modbus Functions############################################################ def read_modbus_register(self): """读取Modbus寄存器值并更新界面显示""" if not self.modbus_master: pass try: # 读取寄存器（1号从机，保持寄存器，地址0，长度1） result = self.modbus_master.execute(1, cst.READ_HOLDING_REGISTERS, 0, 1) # 结果是元组，取第一个值 return str(result[0]) except Exception as e: pass def update_register_display(self, dt): """定时更新寄存器值显示""" register_value = self.read_modbus_register() # 获取显示标签并更新文本 real_time_screen = self.root.get_screen("real_time_curve") # 根据实际屏幕名称调整 if hasattr(real_time_screen.ids, 'register_label'): real_time_screen.ids.register_label.text = f"寄存器 0: {register_value}" ###################################LoginPageWork-Start################################################# def update_wifi_status(self, dt): self.check_wifi() Clock.schedule_once(self.update_wifi_status, 1) # 5秒刷新一次 def check_wifi(self): if platform != 'android': self.wifi_status_text = '非Android设备' return try: from jnius import autoclass, cast PythonActivity = autoclass('org.kivy.android.PythonActivity') Context = autoclass('android.content.Context') activity = PythonActivity.mActivity WifiManager = autoclass('android.net.wifi.WifiManager') Formatter = autoclass('android.text.format.Formatter') wifi_service = activity.getSystemService(Context.WIFI_SERVICE) wifi_manager = cast('android.net.wifi.WifiManager', wifi_service) if not wifi_manager.isWifiEnabled(): self.wifi_status_text = 'WiFi 未启用' return # 这里直接返回，不再继续取SSID等信息 wifi_info = wifi_manager.getConnectionInfo() if wifi_info is None: self.wifi_status_text = 'WiFi 信息不可用' return ssid = wifi_info.getSSID() if ssid: ssid_display = ssid.strip('"') else: ssid_display = "SSID Unknown" ip_int = wifi_info.getIpAddress() ip_str = Formatter.formatIpAddress(ip_int) if ip_int != 0 else "0.0.0.0" link_speed = wifi_info.getLinkSpeed() # Mbps bssid = wifi_info.getBSSID() rssi = wifi_info.getRssi() self.wifi_status_text = ( f'SSID: {ssid_display}\n' f'IP: {ip_str}\n' f'速度: {link_speed} Mbps\n' f'BSSID: {bssid}\n' f'信号: {rssi} dBm' ) except Exception as e: self.wifi_status_text = f'获取WiFi信息失败\n{e}' def verify(self, obj=None): try: if platform == "android": from jnius import autoclass PythonActivity = autoclass('org.kivy.android.PythonActivity') Context = autoclass('android.content.Context') activity = PythonActivity.mActivity wifi_service = activity.getSystemService(Context.WIFI_SERVICE) wifi_info = wifi_service.getConnectionInfo() wifi_id = wifi_info.getSSID().strip('"').lower() else: wifi_id = "zhizhan-2" # 非 Android 用模拟 WiFi except Exception as e: self.dialog1(f"获取WiFi信息失败:{e}") return try: with open("data/Users.csv", "r", encoding="utf-8") as file: csv_reader = csv.reader(file) for line in csv_reader: if len(line) < 8: continue # 假设SSID存储在第8列(索引7) csv_ssid = line[7].strip().lower() # 更精确匹配SSID，且忽略大小写 if wifi_id == csv_ssid or wifi_id in map(str.lower, line): name, prn, email, number, password, branch, semester,csv_ssid = line[:8] self.root.current = "home" self.user.text = f"[b]Hey! {name}[/b]" self.profile_name.text = self.edit_name.text = name self.profile_email.text = self.edit_email.text = email self.profile_prn.text = self.edit_prn.text = prn self.profile_number.text = self.edit_number.text = number self.profile_semester.text = self.edit_semester.text = semester self.profile_branch.text = self.edit_branch.text = branch self.connect_modbus() self.dialog1(f"欢迎你，{name}!\n认证成功!") return except Exception as e: self.dialog1(f"读取用户信息失败：{e}") return self.dialog1("认证失败,请检查网络或确保手机权限打开定位和连接到目标WiFi") # 添加Modbus连接函数 def connect_modbus(self): try: # 从CSV文件读取Modbus配置 modbus_ip = None modbus_port = 502 # 默认端口 # 获取当前连接的WiFi SSID if platform == "android": from jnius import autoclass PythonActivity = autoclass('org.kivy.android.PythonActivity') Context = autoclass('android.content.Context') activity = PythonActivity.mActivity wifi_service = activity.getSystemService(Context.WIFI_SERVICE) wifi_info = wifi_service.getConnectionInfo() current_wifi_id = wifi_info.getSSID().strip('"').lower() else: current_wifi_id = "zhizhan-2" # 非Android环境模拟WiFi # 读取CSV文件查找匹配的Modbus配置 with open("data/Users.csv", "r", encoding="utf-8") as file: csv_reader = csv.reader(file) headers = next(csv_reader) # 获取表头 for line in csv_reader: if len(line) < 10: # 确保有足够的字段 continue # 匹配当前连接的WiFi SSID csv_ssid = line[7].strip().lower() if current_wifi_id == csv_ssid or current_wifi_id in map(str.lower, line): modbus_ip = line[8] modbus_port = int(line[9]) if line[9] else 502 break # 找到匹配项则退出循环 if not modbus_ip: # self.dialog1("未找到与当前WiFi匹配的Modbus配置") return # 断开现有连接（如果存在） if hasattr(self, 'modbus_master') and self.modbus_master: self.modbus_master.close() # 创建新连接 self.modbus_master = TcpMaster(host=modbus_ip, port=modbus_port) self.modbus_master.set_timeout(5.0) # 设置超时时间 # 测试连接（读取一个保持寄存器） self.modbus_master.execute(1, cst.READ_HOLDING_REGISTERS, 0, 1) print(f"Modbus连接成功\nIP: {modbus_ip}\n端口: {modbus_port}") except FileNotFoundError: self.dialog1("配置文件user.csv未找到") except socket.error as e: self.dialog1(f"Modbus连接失败: 网络错误\n{e}") self.modbus_master = None except Exception as e: self.dialog1(f"Modbus连接失败: {e}") self.modbus_master = None ###############################################SIGNUP Page Functions##################################################### # signup Verification function "check_signup" def check_signup(self, name, prn, email, num, password, branch, sem, ssid, modbus_ip, modbus_port): if name == "" or prn == "" or email == "" or num == "" or password == "" or branch == "" or sem == "": check = "Enter all required fields" return self.dialog1(check) else: status = "None" with open('data/Users.csv', "r") as file: csv_reader = csv.reader(file, delimiter=',') for line in csv_reader: try: if line[3] == num: status = "num" break if line[1] == prn: status = "prn" break if line[2] == email: status = "email" break else: status = False except IndexError: pass if status == "num": check = "Number already registered Please enter a new number" return self.dialog1(check) elif status == "prn": check = "PRN already registered Please enter a PRN" return self.dialog1(check) elif status == "email": check = "Email already registered Please enter a new email" return self.dialog1(check) else: self.root.current = "otp" self.send_otp(num) # 保存注册信息时包含Modbus信息 self.signup_modbus_ip = modbus_ip self.signup_modbus_port = modbus_port check = "One Time Password has been shared on your registered Whatsapp No. Successful!." self.dialog1(check) ##################################################FORGOT PassWord Page################################################## # FORGOT PASSWORD page mobile number verification function 'verify_no' def verify_no(self): status = False if self.mobile_no.text == "": check = "Please enter your Mobile Number." return self.dialog1(check) else: with open('data/Users.csv', "r", encoding="utf-8") as file: csv_reader = csv.reader(file, delimiter=",") for line in csv_reader: try: if line[3] == self.mobile_no.text: status = True break else: status = False except IndexError: pass except Exception as e: print(e) if status: check = "One Time Password has been shared on your registered Whatsapp No. Successful!." self.root.current = "otp" self.send_otp(self.mobile_no.text) return self.dialog1(check) else: check = "Enter Registered Mobile Number." self.dialog1(check) def reset_password(self): if self.new_pass.text == "" or self.new_pass1.text == "": check = "Please enter your new password" return self.dialog1(check) elif not self.new_pass.text == self.new_pass1.text: check = "Password Does Not Match. \nPlease Re-check your password." return self.dialog1(check) else: with open('data/Users.csv', "r", encoding="utf-8") as file: csv_reader = csv.DictReader(file, delimiter=",") rows = [row for row in csv_reader] for row in rows: if row['Student_Whatsapp_no'] == self.mobile_no.text: row['Student_pass'] = self.new_pass.text break try: with open('data/Users.csv', "w", newline='', encoding="utf-8") as file: headers = ["Student_Name", "Student_PRN", "Student_Email", "Student_Whatsapp_no", "Student_pass", "Branch", "Semester"] csv_writer = csv.DictWriter(file, fieldnames=headers) csv_writer.writeheader() csv_writer.writerows(rows) check = "Password Updated Successfully!" self.root.current = "login" except Exception as e: print(e) check = "Something went wrong please try again." self.dialog1(check) ###############################################PROFILE & EDIT Profile Page############################################## def edit_profile(self): if self.edit_name.text == "" or self.edit_prn.text == "" or self.edit_email.text == "" or self.edit_number.text == "": check = "Enter all required fields" return self.dialog1(check) else: with open('data/Users.csv', "r", encoding="utf-8") as file: csv_reader = csv.DictReader(file, delimiter=",") rows = [row for row in csv_reader] for row in rows: if row['Student_Whatsapp_no'] == self.profile_number.text: row['Student_Name'] = self.edit_name.text row['Student_PRN'] = self.edit_prn.text row['Student_Email'] = self.edit_email.text row['Student_Whatsapp_no'] = self.edit_number.text row['Student_pass'] = self.password.text row['Branch'] = self.edit_branch.text row['Semester'] = self.edit_semester.text break with open('data/Users.csv', newline="", mode="w", encoding="utf-8") as file: header = ["Student_Name", "Student_PRN", "Student_Email", "Student_Whatsapp_no", "Student_pass", "Branch", "Semester"] csv_writer = csv.DictWriter(file, fieldnames=header) csv_writer.writeheader() csv_writer.writerows(rows) self.verify(True) self.root.current = "home" def secure_profile(self): self.profile_edit_screen.ids.edit_email.readonly = True self.profile_edit_screen.ids.edit_prn.readonly = True self.profile_edit_screen.ids.edit_no.readonly = True self.profile_edit_screen.ids.edit_private_credential_butn.disabled = False #############################################OTP SEND & VERIFY PAGE##################################################### def send_otp(self, number): self.a = random.randint(1000, 9999) if len(str(number)) == 10: number1 = "+91" + str(number) message = f"""Your verification code is {self.a}. It expires in 10 minutes. Don’t share this code with anyone.""" pywhatkit.sendwhatmsg_instantly(number1, message, wait_time=15, tab_close=True, close_time=3) elif len(str(number)) != 10: check = "Please enter a 10 digit number." return self.dialog1(check) else: pass def verify_otp(self, d1, d2, d3, d4, otp_button): entered_otp = str(d1) + str(d2) + str(d3) + str(d4) if entered_otp == str(self.a): if otp_button == "Reset Password": self.root.current = "reset_pass" check = "Reset your password " return self.dialog1(check) elif otp_button == "Edit Credentials": self.root.current = "profile_edit" check = "Edit your credentials " self.profile_edit_screen.ids.edit_email.readonly = False self.profile_edit_screen.ids.edit_prn.readonly = False self.profile_edit_screen.ids.edit_no.readonly = False self.profile_edit_screen.ids.edit_private_credential_butn.disabled = True return self.dialog1(check) elif otp_button == "Verify OTP": self.root.current = "home" self.add_book() else: data = [self.user_name.text, self.user_prn.text, self.user_email.text, self.user_no.text, self.user_pass.text, self.signup_branch.text, self.signup_sem.text] with open('data/Users.csv', encoding="utf-8") as file: csv_writer = csv.writer(file, delimiter=",") csv_writer.writerow(data) self.root.current = "home" check = "SignUP Successful" + "\nHello ! " + self.user_name.text self.user.text = "H e y !" + self.user_name.text self.verify(True) return self.dialog1(check) elif entered_otp != str(self.a): check = "Please enter a correct verification code." self.d1.text = "" self.d2.text = "" self.d3.text = "" self.d4.text = "" return self.dialog1(check) else: check = "Sorry! Try again later." self.root.current = "login" self.d1.text = "" self.d2.text = "" self.d3.text = "" self.d4.text = "" return self.dialog1(check) #######################################################Borrow BOok###################################################### def get_book(self, isbn): self.isbn.text = isbn if not self.isbn.text: check = "Please enter a valid ISBN." return self.dialog1(check) elif not len(self.isbn.text) == 13: check = "Please enter a valid ISBN." return self.dialog1(check) else: with open('data/Books.csv', mode="r", encoding="utf-8") as file: csv_reader = csv.DictReader(file, delimiter=",") rows = [row for row in csv_reader] for row in rows: if row["ISBN"] == self.isbn.text: if row['Availability'] == "0": check = "Your book is unavailable. " return self.dialog1(check) else: self.otp_button_fun('2') self.root.current = "otp" self.send_otp(self.profile_number.text, ) def add_book(self): with open('data/Books.csv', mode="r", encoding="utf-8") as file: csv_reader = csv.DictReader(file, delimiter=",") rows = [row for row in csv_reader] for row in rows: if row['ISBN'] == self.isbn.text: try: self.book_name = row['Name'] a = row['Availability'] row['Availability'] = str(int(a) - 1) except KeyError: pass with open('data/Books.csv', newline="", mode="w", encoding="utf-8") as file: headers = ["Name", "Author", "Publication Year", "Publisher", "ISBN", "Availability"] csv_writer = csv.DictWriter(file, fieldnames=headers) csv_writer.writeheader() csv_writer.writerows(rows) self.date = datetime.now() self.Due_date = self.date + timedelta(days=10) details = [self.profile_prn.text, self.profile_number.text, self.book_name, self.isbn.text, self.date, self.Due_date, ] transaction_details = details + ["Not Returned"] borrow_details = details + ["Not Renewed"] files = ['data/borrowed_books.csv', 'data/all_book_transactions.csv'] for file1 in files: with open(file1, "a", encoding="utf-8", newline='') as file: csv_writer = csv.writer(file, delimiter=",") if file1 == 'data/borrowed_books.csv': csv_writer.writerow(borrow_details) elif file1 == 'data/all_book_transactions.csv': csv_writer.writerow(transaction_details) check = "OTP Verified! \nBook Borrowed Successfully!" return self.dialog1(check) def fetch_borrowed_book(self): with open('data/borrowed_books.csv', mode="r", encoding="utf-8") as file: csv_reader = csv.DictReader(file, delimiter=",") rows = [row for row in csv_reader] self.books.clear() for row in rows: if row['User'] == self.profile_prn.text: book = {'source': 'assets/sample_book_display.jpg', 'btn_text': 'Return Book', 'Book_name': row['Book_Name'], 'time': row['Due_Date'], 'Renew_status': row['Renew_status']} self.books += [book] print(self.books) self.items = self.books def fetch_renewable_books(self): with open('data/borrowed_books.csv', mode="r", encoding="utf-8") as file: csv_reader = csv.DictReader(file, delimiter=",") rows = [row for row in csv_reader] self.renewable_books.clear() for row in rows: a = datetime.strptime(row['Due_Date'], "%Y-%m-%d %H:%M:%S.%f") a = a.strftime("%d-%m-%Y") if row['User'] == self.profile_prn.text and row[ 'Renew_status'] == "Not Renewed" and a == datetime.now().strftime("%d-%m-%Y"): renew_book = {'source': 'assets/sample_book_display.jpg', 'btn_text': 'Renew Book', 'Book_name': row['Book_Name'], 'time': row['Due_Date'], 'Renew_status': row['Renew_status']} self.renewable_books += [renew_book] print(self.renewable_books) self.renew = self.renewable_books def return_book(self, obj): if obj == 'Return': self.fetch_borrowed_book() self.image_label_grid.clear_widgets() book_list = self.items elif obj == 'Renew': self.fetch_renewable_books() self.renew_grid.clear_widgets() book_list = self.renew for item in book_list: box = MDBoxLayout(orientation='vertical', size_hint_y=None, height="125dp") anchor = AnchorLayout(anchor_x="center", anchor_y="center") grid = GridLayout(cols=2, spacing=dp(20), size_hint_x=None, size_hint_y=None, size=[dp(320), dp(200)], padding=dp(0)) img = Image(source=item['source'], size_hint_x=None, size_hint_y=None, width=dp(100), height=dp(125), allow_stretch=True) label = MDLabel( text=item['Book_name'], font_name="BPoppins", size_hint_x=None, size_hint_y=None, bold=True, size=[dp(215), dp(70)], padding=dp(0), on_touch_down=lambda instance, touch: self.change_cursor(True), on_touch_up=lambda instance, touch: self.change_cursor(False), ) date11 = item['time'] date22 = "Due Date is " for i in range(10): date22 += date11[i] label1 = MDLabel( text=date22, font_name="BPoppins", size_hint_x=None, size_hint_y=None, size=[dp(215), dp(40)], padding=dp(0), on_touch_down=lambda instance, touch: self.change_cursor(True), on_touch_up=lambda instance, touch: self.change_cursor(False), ) if item['btn_text'] == "Return Book": btn = Button( text=item['btn_text'], font_name="BPoppins", size_hint=(None, None), size=(dp(200), dp(30)), background_color=(0, 0, 1, 1), on_touch_down=lambda instance, touch: self.change_cursor(True), on_touch_up=lambda instance, touch: self.change_cursor(False), on_release=lambda instance, src=item['source'], txt=item['btn_text'], name=item['Book_name'], time=item['time']: self.remove_book(src, txt, name, time), ) elif item['btn_text'] == "Renew Book": btn = Button( text=item['btn_text'], font_name="BPoppins", size_hint=(None, None), size=(dp(200), dp(30)), background_color=(0, 0, 1, 1), on_touch_down=lambda instance, touch: self.change_cursor(True), on_touch_up=lambda instance, touch: self.change_cursor(False), on_release=lambda instance, src=item['source'], txt=item['btn_text'], name=item['Book_name'], time=item['time']: self.renew_book(src, txt, name, time), ) vertical_box = BoxLayout(orientation='vertical', size_hint_y=None, height=label.height + btn.height) vertical_box.add_widget(label) vertical_box.add_widget(label1) vertical_box.add_widget(btn) grid.add_widget(img) grid.add_widget(vertical_box) anchor.add_widget(grid) box.add_widget(anchor) if btn.text == "Return Book": self.image_label_grid.add_widget(box) elif btn.text == "Renew Book": self.renew_grid.add_widget(box) def remove_book(self, source, text, name, time): with open('data/borrowed_books.csv', mode="r", encoding="utf-8") as file: csv_reader = csv.reader(file, delimiter=",") header = next(csv_reader) rows = list(csv_reader) new_rows = [row for row in rows if row[0] != self.profile_prn.text or row[2] != name or row[5] != time] with open('data/borrowed_books.csv', mode="w", newline="", encoding="utf-8") as file: csv_writer = csv.writer(file, delimiter=",") csv_writer.writerow(header) csv_writer.writerows(new_rows) with open('data/all_book_transactions.csv', mode="r", encoding="utf-8") as file: csv_reader = csv.DictReader(file, delimiter=",") rows = [row for row in csv_reader] return_date = datetime.now() return_date = return_date.strftime("%d/%m/%Y") for row in rows: if row['User'] == self.profile_prn.text and row['Book_Name'] == name and row['Due_Date'] == time: row["Return_Date"] = return_date with open('data/all_book_transactions.csv', mode="w", newline="", encoding="utf-8") as file: headers = ['User', 'User_No', 'Book_Name', 'ISBN', 'Date', 'Due_Date', 'Return_Date', ] csv_writer = csv.DictWriter(file, fieldnames=headers) csv_writer.writeheader() csv_writer.writerows(rows) with open('data/Books.csv', mode="r", encoding="utf-8") as file: csv_reader = csv.DictReader(file, delimiter=",") rows = [row for row in csv_reader] for row in rows: if row['Name'] == name: try: a = row['Availability'] row['Availability'] = str(int(a) + 1) except KeyError: pass with open('data/Books.csv', newline="", mode="w", encoding="utf-8") as file: headers = ["Name", "Author", "Publication Year", "Publisher", "ISBN", "Availability"] csv_writer = csv.DictWriter(file, fieldnames=headers) csv_writer.writeheader() csv_writer.writerows(rows) self.items = [item for item in self.items if not (item['source'] == source and item['btn_text'] == text and item['Book_name'] == name)] check = "Book Returned Successfully!" self.dialog1(check) self.return_book("Return") def fetch_book_history(self): with open('data/all_book_transactions.csv', mode="r", encoding="utf-8") as file: csv_reader = csv.DictReader(file, delimiter=",") rows = [row for row in csv_reader] self.books_history.clear() for row in rows: if row['User'] == self.profile_prn.text and row['Return_Date'] != 'Not Returned': book = {'source': 'assets/sample_book_display.jpg', 'text': 'Rate Book', 'Book_name': row['Book_Name'], 'time': row['Date'], 'Return_Date': row['Return_Date']} self.books_history += [book] self.history = self.books_history def book_history(self): self.fetch_book_history() self.history_grid.clear_widgets() for item in self.history: box = MDBoxLayout(orientation='vertical', size_hint_y=None, height="125.001dp") anchor = AnchorLayout(anchor_x="center", anchor_y="center") grid = GridLayout(cols=2, spacing=dp(20), size_hint_x=None, size_hint_y=None, size=[dp(320), dp(200)], padding=dp(0)) img = Image(source=item['source'], size_hint_x=None, size_hint_y=None, width=dp(100), height=dp(125), allow_stretch=True) label = MDLabel( text=item['Book_name'], font_name="BPoppins", size_hint_x=None, size_hint_y=None, bold=True, size=[dp(215), dp(60)], padding=dp(0), on_touch_down=lambda instance, touch: self.change_cursor(True), on_touch_up=lambda instance, touch: self.change_cursor(False), ) B_date = datetime.strptime(item['time'], '%Y-%m-%d %H:%M:%S.%f') B_date = B_date.strftime("%d-%m-%Y") formated_B = "" for i in range(10): formated_B += B_date[i] R_date = datetime.strptime(item['Return_Date'], '%d/%m/%Y') R_date = R_date.strftime("%d-%m-%Y") formated_R = "" for i in range(10): formated_R += R_date[i] date22 = f"""Borrow Date: {formated_B}\nReturn Date: {formated_R}""" label1 = MDLabel( text=date22, font_name="BPoppins", size_hint_x=None, size_hint_y=None, size=[dp(215), dp(50)], padding=dp(0), on_touch_down=lambda instance, touch: self.change_cursor(True), on_touch_up=lambda instance, touch: self.change_cursor(False), ) btn = Button( text=item['text'], font_name="BPoppins", size_hint=(None, None), size=(dp(200), dp(30)), background_color=(0, 0, 1, 1), on_touch_down=lambda instance, touch: self.change_cursor(True), on_touch_up=lambda instance, touch: self.change_cursor(False), ) vertical_box = BoxLayout(orientation='vertical', size_hint_y=None, height=label.height + btn.height) vertical_box.add_widget(label) vertical_box.add_widget(label1) vertical_box.add_widget(btn) grid.add_widget(img) grid.add_widget(vertical_box) anchor.add_widget(grid) box.add_widget(anchor) self.history_grid.add_widget(box) def data_load(self): self.search_field.bind(text=self.search_books) self.search_grid.clear_widgets() self.data_tables = MDDataTable( pos_hint={'center_x': 0.5, 'center_y': 0.4}, size_hint=(0.95, 0.5), use_pagination=True, padding=dp(0), rows_num=7, pagination_menu_pos='auto', background_color_selected_cell=(0.8, 0.9, 1, 1), column_data=[ ("Book Name", dp(80)), ("Author", dp(50)), ("Publication Year", dp(30)), ("Publisher", dp(40)), ("ISBN", dp(30)), ("Availability", dp(30)), ], row_data=get_books() ) self.search_grid.add_widget(self.data_tables) def search_books(self, instance, value): all_data = get_books() filtered_data = [row for row in all_data if ( value.lower() in row[0].lower() or value.lower() in row[1].lower() or value.lower() in row[4])] self.data_tables.row_data = filtered_data def get_recommendations(self): book_title = self.book_input.text recommendations = self.rec_book(book_title) if isinstance(recommendations, str): self.rec_label.text = recommendations self.rec_grid.clear_widgets() else: self.display_rec_table(recommendations) @staticmethod def rec_book(book_title): book_title_lower = book_title.lower() if book_title_lower not in df["Name_lower"].values: return f"{book_title} not in database" index = df[df['Name_lower'] == book_title_lower].index[0] distance, indices = knn.kneighbors(s_matrix[index].reshape(1, -1)) rec_title = df.iloc[indices.flatten()]["Name"].tolist() aval = df.iloc[indices.flatten()]["Availability"].tolist() isbn = df.iloc[indices.flatten()]["ISBN"].tolist() recommendation = list(zip(rec_title, isbn, aval)) return recommendation def display_rec_table(self, recommendations): self.rec_grid.clear_widgets() data_tables = MDDataTable( pos_hint={'center_x': 0.5, 'center_y': 0.2}, size_hint=(0.95, 0.2), use_pagination=True, padding=dp(0), rows_num=6, pagination_menu_pos='auto', background_color_selected_cell=(0.8, 0.9, 1, 1), column_data=[ ("Book Name", dp(80)), ("ISBN", dp(30)), ("Availability", dp(30)), ], row_data=[(title, isbn, availability) for title, isbn, availability in recommendations] ) self.rec_grid.add_widget(data_tables) def where_is_book(self): with open('data/book_positions.csv', 'r') as csvfile: data = csv.reader(csvfile, delimiter=',') rows = list(data) a = self.book_pos_name.text.lower() for row in rows: if row[0].lower() == a: pos = str(row[1]) self.book_pos.text = f"{a.upper()} Book is kept at {row[1]} location. Please Go and Borrow it!!\n({row[1]} means {pos[0]} th row, Left/Right side(L/R), {pos[2]} th shelf, {pos[3]} th shelf step )" break else: self.book_pos.text = "Please check the Spell!" if __name__ == '__main__': app().run()