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study.enaea.edu.cn.py
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study.enaea.edu.cn.py
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import hashlib
import time
import random
import re
import json
import copy
from lxml import etree
import requests
def get_timestamp():
"""
构造时间戳，后面三位数字不知道是啥，随机生成
返回值：str类型的时间戳
"""
return str(int(time.time())) + ''.join(str(i) for i in random.sample(range(0,9),3))
def get_headers(referer):
"""
构造headers
referer:str类型的url
返回值:字典类型的headers
"""
headers={'Accept-Language':'zh-CN,zh;q=0.9','User-Agent': 'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/78.0.3904.108 Safari/537.36'}
if referer == '':
return headers
else:
headers['referer'] = referer
return headers
def login(username, password):
"""
登录函数，用于获取cookies
username:用户名
password:密码（MD5加密）
请求方式:GET
返回值:str类型的cookies
"""
# md5加密密码
m = hashlib.md5()
b = password.encode(encoding='utf-8')
m.update(b)
md5_password = m.hexdigest()
timestamp = get_timestamp()
# 构造headers
headers = get_headers('http://study.enaea.edu.cn/login.do')
url = 'http://passport.enaea.edu.cn/login.do?ajax=true&jsonp=ablesky_{}&j_username={}&j_password={}&_acegi_security_remember_me=false&_={}'.format(timestamp, username, md5_password, timestamp)
res = requests.post(url=url, headers=headers)
status = json.loads(res.text[22:-2])['success']
if status == True:
print('登录成功')
# cookies = requests.utils.dict_from_cookiejar(res.cookies)
# print('获取cookies:{}'.format(cookies))
return res.cookies
else:
print('登录失败，请重试')
return None
def get_progress_status(cookies):
"""
获取当前进度
cookies:登录后的cookies值
"""
url = 'http://study.enaea.edu.cn/circleIndexRedirect.do?action=toCircleIndex&circleId=39321&ct='+get_timestamp()
headers = get_headers('')
res = requests.get(url=url, headers=headers, cookies=cookies)
html = etree.HTML(res.text)
time_data = html.xpath('/html/body/div[4]/div[2]/div[4]/div/strong/text()')
process_data = html.xpath('/html/body/div[4]/div[2]/div[4]/div/div[1]/div[2]/text()')
print(time_data[0], '总进度{}'.format(process_data[0]))
def get_myclass(cookies):
"""
获取课程id
cookies:登录后的cookies值
返回值；list 内含课程id 课程名 进度
"""
timestamp = get_timestamp()
url = 'http://study.enaea.edu.cn/circleIndex.do?action=getMyClass&start=0&limit=100&isCompleted=&circleId=39321&syllabusId=207109&categoryRemark=all&_={}&_={}'.format(timestamp, timestamp)
headers = get_headers('http://study.enaea.edu.cn/circleIndexRedirect.do?action=toNewMyClass&type=course&circleId=39321&syllabusId=207109&isRequired=true&studentProgress=1')
res = requests.get(url=url, headers=headers, cookies=cookies)
if res.status_code == 200:
json_res = json.loads(res.text)
results = json_res['result']['list']
result_list = []
for result in results:
dic = dict(
course_id = result['studyCenterDTO']['courseId'],
course_title = result['studyCenterDTO']['courseTitle'],
study_progress = result['studyCenterDTO']['studyProgress'])
result_list.append(dic)
return result_list
else:
print('出错请重试')
def get_coursecontentlist(course_id, cookies):
"""
获取详细课程视频信息
course_id：课程id
cookies:登录后的cookies值
返回值:list 内含课程视频id 视频id 进度 视频名
"""
timestamp = get_timestamp()
headers = get_headers('http://study.enaea.edu.cn/viewerforccvideo.do?courseId={}&circleId=39321'.format(course_id))
url = 'http://study.enaea.edu.cn/course.do?action=getCourseContentList&courseId={}&circleId=39321&_={}'.format(course_id, timestamp)
res = requests.get(url=url, headers=headers, cookies=cookies)
if res.status_code == 200:
json_res = json.loads(res.text)
results = json_res['result']['list']
result_list = []
for result in results:
dic = dict(
coursecontent_id = result['id'],
ccvideoid = result['ccvideoId'],
studyprogress = result['studyProgress'],
filename = result['filename'],)
result_list.append(dic)
return result_list
def statisticforccvideo(course_id, coursecontent_id, cookies):
"""
获取观看视频所需要的cookies
course_id：课程id
coursecontent_id：课程视频id
cookies:登录后的cookies值
返回值:用于观看视频的cookies
"""
timestamp = get_timestamp()
headers = get_headers('http://study.enaea.edu.cn/viewerforccvideo.do?courseId={}&circleId=39321'.format(course_id))
url = 'http://study.enaea.edu.cn/course.do?action=statisticForCCVideo&courseId={}&coursecontentId={}&circleId=39321&_={}'.format(course_id, coursecontent_id, timestamp)
res = requests.get(url=url, headers=headers, cookies=cookies)
cookies.update(res.cookies)
return cookies
def study_log(coursecontent_id, cookies):
"""
观看视频
coursecontent_id：课程视频id
cookies:用于观看视频的cookies
返回值:观看结果
"""
url = 'http://study.enaea.edu.cn/studyLog.do'
timestamp = get_timestamp()
data = {
"id":coursecontent_id,
"circleId":"39321",
"finish":"false",
"ct":timestamp
}
res = requests.post(url=url, cookies= cookies, data=data)
json_res = json.loads(res.text)
if json_res['success'] == True:
return json_res['progress']
else:
return None
if __name__ == '__main__':
username = input('请输入账号：')
password = input('请输入密码：')
cookies = login(username, password)
class_list = get_myclass(cookies)
for class_detail in class_list:
get_progress_status(cookies)
if class_detail['study_progress'] == '100':
print('{}已经学习完成,进入下一门学习'.format(class_detail['course_title']))
else:
coursecontentlist = get_coursecontentlist(class_detail['course_id'], cookies=cookies)
for coursecontent in coursecontentlist:
if coursecontent['studyprogress'] == '100':
print('{}已经学习完成,进入下一门学习'.format(coursecontent['filename']))
else:
# 对cookies进行深拷贝,以免cookies越来越大
newcookies = copy.deepcopy(cookies)
newcookies = statisticforccvideo(class_detail['course_id'], coursecontent['coursecontent_id'], newcookies)
while True:
time.sleep(65)
progress = study_log(coursecontent['coursecontent_id'], newcookies)
if progress == None:
time.sleep(60)
continue
print('当前正在学习{}下的{},进度为{}%'.format(class_detail['course_title'], coursecontent['filename'], progress))
if progress == 100:
break