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study.py
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study.py
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import logging
import json
from datetime import datetime, timedelta
from getpass import getpass
import uuid
import requests
from Cryptodome.PublicKey import RSA
import utils
NONE, SIGN, TICKET = 0, 1, 2
SERVER = 'https://appstudentapi.zhihuishu.com'
SSL_VERIFY = True
TAKE_EXAMS = True
SKIP_FINAL_EXAM = False
EXAM_AUTO_SUBMIT = True
def post(head, url, data, raw=False):
timestamp = str(int(datetime.now().timestamp() * 1000))
s.headers.update({'Timestamp': timestamp})
if head == SIGN:
s.headers.update({'App-Signature': utils.md5_digest(app_key + timestamp + secret)})
elif head == TICKET:
s.headers.update({'App-Ticket': ticket})
r = s.post(SERVER + url, data=data, verify=SSL_VERIFY)
if raw is True:
return r.text
return r.json()['rt']
def login():
account = input(u'账号(手机):')
password = getpass(prompt=u'密码:')
assert account or password
p = {'appkey': app_key}
global ticket
ticket = post(NONE, '/api/ticket', p)
p = {'platform': 'android', 'm': account, 'appkey': app_key, 'p': password, 'client': 'student',
'version': '2.8.9'}
d = post(TICKET, '/api/login', p)
u = d['userId']
se = d['secret']
s.headers.clear()
p = {'type': 3, 'userId': u, 'secretStr': utils.rsa_encrypt(rsa_key, u), 'versionKey': 1}
d = post(SIGN, '/appstudent/student/user/getUserInfoAndAuthentication', p)
ai = json.loads(utils.rsa_decrypt(rsa_key, d['authInfo']))
ui = json.loads(utils.rsa_decrypt(rsa_key, d['userInfo']))
logger.info(ai)
logger.info(ui)
n = ui['realName']
logger.info(f'{u} {n}')
with open('userinfo.py', 'w+', encoding='utf-8') as f:
f.writelines(f'USER = {u}\n')
f.writelines(f'NAME = "{n}"\n')
f.writelines(f'SECRET = "{se}"')
logger.info('Login OK.')
return u, n, se
if __name__ == '__main__':
logging.basicConfig(format='%(asctime)s %(levelname)-8s %(message)s', level=logging.INFO)
logger = logging.getLogger()
logger.info('I love studying! Study makes me happy!')
rsa_key = RSA.import_key(open('key.pem', 'r').read())
app_key = utils.md5_digest(str(uuid.uuid4()).replace('-', ''))
s = requests.Session()
s.headers.update({
'User-Agent': 'Dalvik/2.1.0 (Linux; U; Android 7.1.1; Nexus 5X Build/NOF27B',
'Accept-Encoding': 'gzip',
'App-Key': app_key})
secret = ''
ticket = ''
try:
import userinfo
user = userinfo.USER
name = userinfo.NAME
secret = userinfo.SECRET
if input(f'Current user:{user} {name}:[y/n]') != 'y':
user, name, secret = login()
except:
user, name, secret = login()
SERVER += '/appstudent'
p = {'userId': user}
d = post(SIGN, '/student/tutorial/getStudyingCourses', p)
course_id, recruit_id, link_course_id = 0, 0, 0
if d is None:
logger.info('No studying courses.')
exit()
for course in d:
if input(course['courseName'] + ':[y/n]') == 'y':
course_id = course['courseId']
recruit_id = course['recruitId']
link_course_id = course['linkCourseId']
break
if course_id == 0:
exit()
def save_record(dic, chapter_id, lesson_id):
if dic['studiedLessonDto'] is not None and dic['studiedLessonDto']['watchState'] == 1:
return
p = {'deviceId': app_key, 'userId': user, 'versionKey': 1}
rt = post(SIGN, '/student/tutorial/getSaveLearningRecordToken', p)
token = utils.rsa_decrypt(rsa_key, rt)
video_time = dic['videoSec']
chapter_id = chapter_id or dic['chapterId']
j = {'lessonId': lesson_id, 'learnTime': str(timedelta(seconds=video_time)), 'userId': user,
'personalCourseId': link_course_id, 'recruitId': recruit_id, 'chapterId': chapter_id, 'sourseType': 3,
'playTimes': video_time, 'videoId': dic['videoId'], 'token': token, 'deviceId': app_key}
if lesson_id is None:
j['lessonId'] = dic['id']
else:
j['lessonVideoId'] = dic['id']
json_str = json.dumps(j, sort_keys=True, separators=(',', ':'))
p = {'jsonStr': json_str, 'secretStr': utils.rsa_encrypt(rsa_key, json_str), 'versionKey': 1}
rt = post(SIGN, '/student/tutorial/saveLearningRecordByToken', p)
logger.info(dic['name'] + rt)
p = {'recruitId': recruit_id, 'courseId': course_id, 'userId': user}
chapter_list = post(SIGN, '/appserver/student/getCourseInfo', p)['chapterList']
for chapter in chapter_list:
for lesson in chapter['lessonList']:
if lesson['sectionList'] is not None:
for section in lesson['sectionList']:
save_record(section, lesson['chapterId'], lesson['id'])
else:
save_record(lesson, None, None)
logger.info('Videos done.')
if TAKE_EXAMS is False:
exit()
p = {'mobileType': 2, 'recruitId': recruit_id, 'courseId': course_id, 'page': 1, 'userId': user, 'examType': 1,
'schoolId': -1, 'pageSize': 20} # examType=2 is for finished exams
exam_list = post(SIGN, '/appserver/exam/findAllExamInfo', p)['stuExamDtoList']
for exam in exam_list:
logger.info(exam['examInfoDto']['name'])
exam_type = exam['examInfoDto']['type']
if exam_type == 2: # Final exams
if SKIP_FINAL_EXAM is True:
logger.info('Skipped final exam.')
continue
exam_id = exam['examInfoDto']['examId']
student_exam_id = exam['studentExamInfoDto']['id']
question_ids = []
p = {'userId': user}
rt = post(SIGN, '/student/exam/canIntoExam', p)
if rt != 1:
logger.info('Cannot into exam.')
continue
p = {'recruitId': recruit_id, 'examId': exam_id, 'isSubmit': 0, 'studentExamId': student_exam_id,
'type': exam_type, 'userId': user}
ids = post(SIGN, '/student/exam/examQuestionIdListByCache', p)['examList']
p.pop('isSubmit')
p.pop('type')
for exam_question in ids:
question_ids.append(str(exam_question['questionId']))
p['questionIds'] = question_ids
questions = post(SIGN, '/student/exam/questionInfos', p)
for question_id in question_ids:
question = questions[question_id]
logger.info(question['firstname'])
if question['questionTypeName'] == '多选题' or '单选题':
answer = question['realAnswer'].split(',')
else:
EXAM_AUTO_SUBMIT = False
continue
pa = [{'deviceType': '1', 'examId': str(exam_id), 'userId': str(user), 'stuExamId': str(student_exam_id),
'questionId': str(question_id), 'recruitId': str(recruit_id), 'answerIds': answer, 'dataIds': []}]
json_str = json.dumps(pa, separators=(',', ':'))
pb = {'mobileType': 2, 'jsonStr': json_str,
'secretStr': utils.rsa_encrypt(rsa_key, json_str),
'versionKey': 1}
rt = post(SIGN, '/student/exam/saveExamAnswer', pb)
logger.info(rt[0]['messages'])
if not EXAM_AUTO_SUBMIT:
continue
pa = {'deviceType': '1', 'userId': str(user), 'stuExamId': str(student_exam_id), 'recruitId': recruit_id,
'examId': str(exam_id), 'questionIds': question_ids, 'remainingTime': '0',
'achieveCount': str(question_ids.__len__())}
json_str = json.dumps(pa, separators=(',', ':'))
pb = {'mobileType': 2, 'recruitId': recruit_id, 'examId': str(exam_id), 'userId': user, 'jsonStr': json_str,
'secretStr': utils.rsa_encrypt(rsa_key, json_str), 'type': exam_type, 'versionKey': 1}
raw = post(SIGN, '/student/exam/submitExamInfo', pb, raw=True)
rt = json.loads(raw.replace('"{', '{').replace('}"', '}').replace('\\', ''))['rt']
logger.info(f'{rt["messages"]} Score: {rt["errorInfo"]["score"]}')
logger.info('Exams done.')