Face Classroom Sign-in Management System (Resumen 6) Darse cuenta de agregar y eliminar usuarios

Uno, darse cuenta de la función de agregar usuarios

Resumen cinco: Sistema de gestión de inicio de sesión de Face Classroom (Resumen cinco) Resuelva el problema de congelación de la pantalla

1. Rediseñar un formulario de QDialog
   

2. El diagrama de flujo de implementación es el siguiente
   

3. Código principal ( adduserWindow.py )

   import cv2
   import base64
   from adduser import Ui_Dialog
   from PyQt5.QtWidgets import QDialog, QMessageBox
   from PyQt5.QtCore import QTimer
   from camera import camera
   
   
   class adduserWindow(Ui_Dialog, QDialog):
       def __init__(self, list, parent=None):
           super(adduserWindow, self).__init__(parent)
           self.setupUi(self)  # 创建界面内容
           self.label.setScaledContents(True) # 自适应
           self.camera_data = camera()
           self.time = QTimer()
           self.time.start(50)
           self.time.timeout.connect(self.show_camera)
           self.pushButton.clicked.connect(self.get_cameradata)
           # 添加班级到comboBox中
           self.show_list(list)
           self.pushButton_2.clicked.connect(self.get_data_close)
           self.pushButton_3.clicked.connect(self.window_close)
   
       def show_camera(self):
           # 获取摄像头转换数据
           img = self.camera_data.camera_toPic()
           # 显示画面
           self.label.setPixmap(img)
   
   
       def get_cameradata(self):
           # 摄像头获取画面
           camera_img = self.camera_data.read_camera()
           # 把摄像头画面转换成图片
           _, enc = cv2.imencode('.jpg', camera_img)
           # 设置为base64编码格式
           self.base64_image = base64.b64encode(enc.tobytes())
           self.time.stop()
           self.camera_data.camera_close()
   
       def show_list(self, list):
           for i in list:
               self.comboBox.addItem(i)
   
   
       def get_data_close(self):
           self.user_id = self.lineEdit.text()
           self.user_name = self.lineEdit_2.text()
           self.group_id = self.comboBox.currentText()
           if self.user_name == '' or self.user_id == '':
               QMessageBox.warning(self, "warning", "姓名和学号不能为空！")
               return
           self.accept()
   
   
       def window_close(self):
           self.close()
   

   Documento técnico: Registro facial

Dos, darse cuenta de la función de eliminar usuario

1. Rediseñar un formulario de QDialog
   

2. El diagrama de flujo de implementación es el siguiente
   

3. Código principal ( deluserWindow.py )

   from deluser import Ui_Dialog
   from PyQt5.QtWidgets import QDialog, QMessageBox
   from PyQt5.QtCore import QTimer
   import requests
   
   
   class deluserWindow(Ui_Dialog, QDialog):
       def __init__(self, token, group_list, parent=None):
           super(deluserWindow, self).__init__(parent)
           self.setupUi(self)  # 创建界面内容
           self.access_token = token
           self.show_groupList(group_list)
           self.show_userList()
           # 当改变班级时，user_id列表也要跟着变化
           self.comboBox.currentIndexChanged.connect(self.show_userList)
           self.pushButton.clicked.connect(self.click_Yes)
           self.pushButton_2.clicked.connect(self.click_No)
   
   
       def click_Yes(self):
           group_id = self.comboBox.currentText()
           user_id = self.comboBox_2.currentText()
           if group_id == '' or user_id == '':
               QMessageBox.warning(self, "warning", "班级和学号不能为空！")
               return
           face_list = self.get_facelist(user_id, group_id)
           for list in face_list:
               flag = self.del_faceToken(group_id, user_id, list['face_token'])
               if flag == False:
                   QMessageBox.critical(self, "DelUser", "删除用户失败！")
                   self.close() # 返回为0
           self.accept()  # 返回为1
   
       def click_No(self):
           self.close()
   
       # 显示group_id列表
       def show_groupList(self, list):
           for i in list:
               self.comboBox.addItem(i)
   
   
       #显示user_id列表
       def show_userList(self):
           self.comboBox_2.clear()
           group_id = self.comboBox.currentText()
           user_list = self.user_list(group_id)
           for i in user_list:
               self.comboBox_2.addItem(i)
   
   
       # 获取user_id列表
       def user_list(self, group_id):
           request_url = "https://aip.baidubce.com/rest/2.0/face/v3/faceset/group/getusers"
   
           params = {
         
         
               "group_id": group_id
           }
           access_token = self.access_token
           request_url = request_url + "?access_token=" + access_token
           headers = {
         
         'content-type': 'application/json'}
           response = requests.post(request_url, data=params, headers=headers)
           if response:
               message = response.json()
               if message['error_code'] == 0:
                   return message['result']['user_id_list']
               else:
                   return []
   
   
       # 获取人脸列表
       def get_facelist(self, user_id, group_id):
           request_url = "https://aip.baidubce.com/rest/2.0/face/v3/faceset/face/getlist"
   
           params = {
         
         
               "user_id": user_id,
               "group_id": group_id
           }
           access_token = self.access_token
           request_url = request_url + "?access_token=" + access_token
           headers = {
         
         'content-type': 'application/json'}
           response = requests.post(request_url, data=params, headers=headers)
           if response:
               message = response.json()
               if message['error_code'] == 0:
                   return message['result']['face_list']
               else:
                   return []
   
   
       # 删除人脸信息
       def del_faceToken(self, group_id, user_id, face_token):
           request_url = "https://aip.baidubce.com/rest/2.0/face/v3/faceset/face/delete"
   
           params = {
         
         
               "user_id": user_id,
               "group_id": group_id,
               "face_token": face_token
           }
           access_token = self.access_token
           request_url = request_url + "?access_token=" + access_token
           headers = {
         
         'content-type': 'application/json'}
           response = requests.post(request_url, data=params, headers=headers)
           if response:
               message = response.json()
               if message['error_code'] == 0:
                   return True
               return False
   

   Documento técnico: eliminación de rostro