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toolpdate.py
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toolpdate.py
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from selenium.webdriver import Chrome
from selenium.webdriver.common.keys import Keys
import time
import smtplib
from email.mime.text import MIMEText
from email.header import Header
from selenium.webdriver.chrome.options import Options
#定义执行次数
times = 0
#发邮件函数
def send_mail(tx,tittle,rev,rev_name,sen_name):
# 第三方 SMTP 服务
mail_host = "smtp.qq.com" # 设置服务器,本人使用的是qq smtp 服务
mail_user="[email protected]" #用户名
mail_pass="xxxxx" #口令
sender = '[email protected]'#发送人的qq邮箱
receivers = [rev] # 接收邮件，可设置为你的QQ邮箱或者其他邮箱
message = MIMEText(tx)
message['From'] = Header(sen_name, 'utf-8') #括号里的对应发件人邮箱昵称（随便起）、发件人邮箱账号
message['To'] = Header(rev_name, 'utf-8') #括号里的对应收件人邮箱昵称、收件人邮箱账号
subject = tittle
message['Subject'] = Header(subject, 'utf-8')
try:
smtpObj = smtplib.SMTP()
smtpObj.connect(mail_host, 587) # 发件人邮箱中的SMTP服务器，端口是465
smtpObj.login(mail_user, mail_pass)
smtpObj.sendmail(sender, receivers, message.as_string())
print("邮件发送成功")
return "success"
except smtplib.SMTPException:
print("Error: 无法发送邮件")
return "error"
#比较两个文件是否相同函数，相同返回yes,不同返回no
def judge():
num=0
with open("a1.txt",encoding='utf-8') as file01:
for line in file01:
num=num+1
# print(num)
# 计算一共有几行
with open("a1.txt",'r',encoding='utf-8') as x ,open("a2.txt",'r',encoding='utf-8') as y:
line1=x.readlines()
line2=y.readlines()
for i in range(num):
if line1[i]==line2[i]:
print("yes")
return "yes"
else:
var=str(i+1)
print("no")
return "no"
#无头浏览器参数配置
opt = Options()
opt.add_argument("--headless")
opt.add_argument("--disbale-gpu")
#创建浏览器对象
web = Chrome(options=opt)
#web = Chrome() 有头浏览器
#打开一个网址
web.get("xxxxx/")
#找到输入框，输入账号密码
web.find_element_by_xpath('//*[@id="UserName"]').send_keys("xxxxx")
web.find_element_by_xpath('//*[@id="PassWord"]').send_keys("xxxxx",Keys.ENTER)
# 登录按钮
login = web.find_element_by_xpath('//*[@id="btLogin"]')
login.click()
time.sleep(1)
while(1):
#如果执行次数超过180（3个小时，即发送一条邮件，表示程序正常工作）
if(times > 180):
times = times % 180
send_mail('tx','tittle','rev','rev_name','sen_name')
#找到iframe1 进入iframe1
iframe1 = web.find_element_by_xpath('//*[@id="MenuFrame"]')
web.switch_to.frame(iframe1)
#进入课务管理
kwgl = web.find_element_by_xpath('//*[@id="menu"]/div[2]/div[1]/div[2]/a')
kwgl.click()
time.sleep(1)
#进入成绩页面
cj = web.find_element_by_xpath('//*[@id="tree1_6_span"]')
cj.click()
#转到默认页面
web.switch_to.default_content()
#转到课程frame
iframe2 = web.find_element_by_xpath('//*[@id="PageFrame"]')
web.switch_to.frame(iframe2)
time.sleep(1)
#提取课程信息
tx = web.find_element_by_xpath('//*[@id="ctl00_contentParent_dgData"]/tbody').text
print(tx)
#写入txt文本中
with open("a1.txt","w",encoding='utf-8') as f:
f.write(tx) # 自带文件关闭功能，不需要再写f.close()
#判断是否相同
flag = judge()
if(flag=="no"):
#调用发送邮件的函数
send_mail(tx,"tittle",'[email protected]','rev_name','sen_name')
#更新文本内容
with open("a2.txt","w",encoding='utf-8') as f:
f.write(tx) # 自带文件关闭功能，不需要再写f.close()
#转到默认页面
web.switch_to.default_content()
#刷新页面
web.refresh()
#程序睡眠一分钟,以免增加服务器造成不必要的负担
time.sleep(60)
#记录爬取次数
times = times + 1
print(times)