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CDSelector.py
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# coding = utf8
# =====================================================
# Copyright (C) 2016-2021 All rights reserved.
#
# filename : CDSelector.py
# author : okcd00 / okcd00@qq.com
# date : 2020-09-22
# desc : UCAS Course_Selection Program
# =====================================================
import re
import os
import sys
import time
import json
import requests
from bs4 import BeautifulSoup
from configparser import RawConfigParser
from PIL import Image
from io import BytesIO
import matplotlib.pyplot as plt
index_course = {
'910': u'数学', '911': u'物理', '957': u'天文', '912': u'化学', '928': u'材料',
'913': u'生命', '914': u'地球', '921': u'资环', '951': u'计算', '952': u'电子',
'958': u'工程', '917': u'经管', '945': u'公管', '927': u'人文', '964': u'马克',
'915': u'外语', '954': u'中丹', '955': u'国际', '959': u'存济', '946': u'体育',
'961': u'微电', '962': u'未来', '963': u'网络', '968': u'心理', '969': u'人工',
'970': u'纳米', '971': u'艺术', '972': u'光电', '967': u'创新', '973': u'核学',
'974': u'现代', '975': u'化学', '976': u'海洋', '977': u'航空', '979': u'杭州',
}
dept_ids_dict = dict([(v, k) for k, v in index_course.items()])
header_store = [
"Mozilla/5.0 (Windows NT 6.3; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/39.0.2171.95 Safari/537.36",
"Mozilla/5.0 (Macintosh; Intel Mac OS X 10_9_2) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/35.0.1916.153 Safari/537.36",
"Mozilla/5.0 (Windows NT 6.1; WOW64; rv:30.0) Gecko/20100101 Firefox/30.0",
"Mozilla/5.0 (Macintosh; Intel Mac OS X 10_9_2) AppleWebKit/537.75.14 (KHTML, like Gecko) Version/7.0.3 Safari/537.75.14",
"Mozilla/5.0 (compatible; MSIE 10.0; Windows NT 6.2; Win64; x64; Trident/6.0)",
'Mozilla/5.0 (Windows; U; Windows NT 5.1; it; rv:1.8.1.11) Gecko/20071127 Firefox/2.0.0.11',
'Opera/9.25 (Windows NT 5.1; U; en)',
'Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1; SV1; .NET CLR 1.1.4322; .NET CLR 2.0.50727)',
'Mozilla/5.0 (compatible; Konqueror/3.5; Linux) KHTML/3.5.5 (like Gecko) (Kubuntu)',
'Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.8.0.12) Gecko/20070731 Ubuntu/dapper-security Firefox/1.5.0.12',
'Lynx/2.8.5rel.1 libwww-FM/2.14 SSL-MM/1.4.1 GNUTLS/1.2.9',
"Mozilla/5.0 (X11; Linux i686) AppleWebKit/535.7 (KHTML, like Gecko) Ubuntu/11.04 Chromium/16.0.912.77 Chrome/16.0.912.77 Safari/535.7",
"Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/85.0.4183.102 Safari/537.36",
"Mozilla/5.0 (X11; Ubuntu; Linux i686; rv:10.0) Gecko/20100101 Firefox/10.0 ",
'Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.9.0.7) Gecko/2009021910 Firefox/3.0.7'
]
def get_code(data):
print("由于在外网环境选课，请您手动输入验证码。接下来将为您展示验证码：")
img = Image.open(BytesIO(data))
plt.imshow(img)
plt.show()
captcha = str(input("请您手动输入验证码:")).strip()
# import pytesseract
# img = img.convert('L')
# captcha = pytesseract.image_to_string(img)
# print(captcha)
img.close()
print("您输入的验证码为：", captcha)
return captcha
class UCASEvaluate:
def __init__(self):
self.__read_from_course_id('./courseid')
cf = RawConfigParser()
cf.read('config')
self.username = cf.get('info', 'username')
self.password = cf.get('info', 'password')
self.runtime = cf.getint('info', 'runtime') # 多久轮询一次
self.debug = cf.getboolean('action', 'debug') # 是否打印一大堆日志
self.enroll = cf.getboolean('action', 'enroll') # 是否无限重复轮询
self.capture = cf.getboolean('action', 'capture') # 登陆时是否需要验证码
self.evaluate = cf.getboolean('action', 'evaluate') #
self.select_bat = cf.getboolean('action', 'select_bat') # 是否需要批量选课（例如英语需要两门同时选才能选成功）
self.watch_logo = cf.getboolean('action', 'watch_logo') # 没啥用，推荐关了
self.loginPage = 'http://sep.ucas.ac.cn'
self.loginUrl = self.loginPage + '/slogin'
self.courseSystem = self.loginPage + '/portal/site/226/821'
self.courseBase = 'http://jwxk.ucas.ac.cn'
self.courseLogin = self.courseBase + '/login'
self.courseIdentify = self.courseBase + '/login?Identity='
self.courseSelected = self.courseBase + '/courseManage/selectedCourse'
self.courseSelectionBase = self.courseBase + '/courseManage/main'
self.courseCategory = self.courseBase + '/courseManage/selectCourse?s='
self.courseSave = self.courseBase + '/courseManage/saveCourse?s='
# params for post sheet are like:
# deptIds=913&sids=9D5ACABA58C8DF02
# deptIds=913&sids=2585B359205108D6&did_2585B359205108D6=2585B359205108D6
self.studentCourseEvaluateUrl = 'http://jwjz.ucas.ac.cn/Student/DeskTopModules/'
self.selectCourseUrl = 'http://jwjz.ucas.ac.cn/Student/DesktopModules/Course/SelectCourse.aspx'
self.enrollCount = {}
self.headers = {
'Host': 'sep.ucas.ac.cn',
'Connection': 'keep-alive',
# 'Pragma': 'no-cache',
# 'Cache-Control': 'no-cache',
# 'Cache-Control': 'max-age=0',
'Accept': 'text/html,application/xhtml+xml,application/xml;q=0.9,image/avif,image/webp,image/apng,*/*;' + \
'q=0.8,application/signed-exchange;v=b3;q=0.9',
'Upgrade-Insecure-Requests': '1',
'User-Agent': header_store[-5],
# 'User-Agent': header_store[-3],
'Accept-Encoding': 'gzip, deflate',
'Accept-Language': 'zh-CN,zh;q=0.9,en;q=0.8,zh-TW;q=0.7',
# 'Accept-Language': 'zh-CN,zh;q=0.9,en-US;q=0.8,en;q=0.7,ja;q=0.6'
}
# self.headers = None
self.identity = ""
self.s = requests.Session()
self.s.get(self.loginPage, headers=self.headers)
def dump_check(self, response, page_name='check'):
if self.debug:
with open('./{}.html'.format(page_name), 'wb+') as f:
text = response.text.replace('href="/static', 'href="static')
text = text.replace('src="/static', 'src="static')
f.write(text.encode('utf-8'))
def dump_here(self, response):
self.dump_check(response, 'here')
@staticmethod
def show_http_request(url, data):
request_str = '{}'.format(url)
if data is not None:
request_str += '?'
request_str += '&'.join(['{}={}'.format(k, v) for k, v in data.items()])
return request_str
def show_response(self, response, url="", data=None, description=""):
if 200 <= int(response.status_code) < 300:
status_str = "Link Success"
else:
status_str = "Link failed with code {}".format(int(response.status_code))
print('[{}] {}'.format(description, status_str))
if self.debug:
print("\tRequest as {}".format(self.show_http_request(url, data)))
print("\tView as {}".format(response.url))
print("\tCookie: {}".format(self.s.cookies.get_dict()))
def update_headers_with_cookie(self):
self.headers.update({'Cookie': ';'.join(
['{}={}'.format(k, v) for k, v in self.s.cookies.items()])})
def session_get(self, url, data=None, desc=""):
response = self.s.get(
url=url, data=data, headers=self.headers)
self.show_response(
response, url, data, description=desc)
self.update_headers_with_cookie()
return response
def session_post(self, url, data=None, desc=""):
response = self.s.post(
url=url, data=data, headers=self.headers)
self.show_response(
response, url, data, description=desc)
self.update_headers_with_cookie()
return response
def login(self):
post_data = {
'userName': self.username,
'pwd': self.password,
'sb': 'sb'
}
if self.capture:
capture_image = self.s.get(self.loginPage+'/randomcode.jpg')
post_data.update({'certCode': get_code(capture_image.content)}) # 验证码
response = self.s.post(self.loginUrl, data=post_data, headers=self.headers)
self.show_response(response, self.loginUrl, post_data, 'Login')
# 载入已有的cookie
if os.path.exists('./personal_info.dump'):
# print("Cookies:", self.s.cookies.get_dict())
cookies = json.load(open('./personal_info.dump', 'r'))
requests.utils.add_dict_to_cookiejar(self.s.cookies, cookies)
if 'sepuser' in self.s.cookies.get_dict():
if not os.path.exists('./personal_info.dump'):
json.dump(self.s.cookies.get_dict(), open('./personal_info.dump', 'w'))
return True
return False
@staticmethod
def get_message(res_text):
css_soup = BeautifulSoup(res_text, 'html.parser')
text = css_soup.select('#main-content > div > div.m-cbox.m-lgray > div.mc-body > div')[0].text
return "".join(line.strip() for line in text.split('\n'))
def __read_from_course_id(self, filename):
courses_file = open(filename, 'rb')
self.coursesId = {}
self.coursesDept = {}
print('[Loading CourseID]')
for line in courses_file.readlines():
if isinstance(line, bytes):
line = line.decode('utf-8')
line = line.strip().replace(' ', '').split(':')
course_dept = dept_ids_dict.get(line[0][:2])
print(line[1], line[0][:2], 'ID:', course_dept)
course_id = line[1]
is_degree = False
if len(line) == 3 and line[2] == 'on':
is_degree = True
self.coursesId[course_id] = is_degree
self.coursesDept[course_id] = course_dept
print("")
def enroll_courses(self, retry=-1):
response = self.session_get(
url=self.courseSystem, desc='SEP AppStore')
soup = BeautifulSoup(response.text, 'html.parser')
self.dump_check(response, 'SEP主页')
identity = re.findall(r"http://jwxk.ucas.ac.cn/login\?Identity=([0-9a-z\-]*)", str(soup))
if identity:
identity = identity[0].split('&')[0]
self.identity = identity
print("[Obtain Identity]", identity)
else:
identity = self.identity
last_msg = ""
try:
post_data = {
'roleId': 821,
}
response = self.session_get( # Notification homepage
url=self.courseIdentify + identity,
data=post_data, desc='Notification List')
self.dump_check(response, '通知列表')
response = self.session_get( # SelectedCourse List
url=self.courseSelected, desc='SelectedCourse List')
self.dump_check(response, '已选课程')
idx = 0
while retry != 0:
retry -= 1
msg = ""
if self.select_bat:
# select at the same time
result, msg = self._enroll_courses(self.coursesId)
if result:
self.coursesId.clear()
else:
# select one by one
for each_course in self.coursesId:
# Ignore the courses already selected
if each_course in response.text:
print("Course " + each_course + " has been selected.")
continue
if (each_course in self.enrollCount and
self.enrollCount[each_course] == 0):
continue
self.enrollCount[each_course] = 1
result, msg = self._enroll_course(
course_id=each_course, is_degree_course=self.coursesId[each_course])
if result:
self.enrollCount[each_course] = 0
for enroll in self.enrollCount:
if self.enrollCount[enroll] == 0:
self.coursesId.pop(enroll)
self.enrollCount.clear()
if not self.coursesId:
return 'INVALID COURSES_ID'
idx += 1
time.sleep(self.runtime)
show_text = "\r> 第 {} 次尝试： <{}> {}\n".format(
idx, msg,
time.asctime(time.localtime(time.time())))
last_msg = msg
sys.stdout.write(show_text)
sys.stdout.flush()
except KeyboardInterrupt as ex:
print("{}\nKeyboardInterrupt Detected, bye!".format(str(ex)))
return "STOP"
except Exception as ex:
print("Catch Error: {}".format(ex))
print("Last Msg: {}".format(last_msg))
return "Course_Selection_Port is not open, waiting..."
def _enroll_course(self, course_id, is_degree_course):
response = self.session_get( # SelectedCourse List
url=self.courseSelectionBase, desc='Course Selection Board')
self.dump_check(response, '预选课程')
soup = BeautifulSoup(response.text, 'html.parser')
dept_ids = self.coursesDept.get(course_id)
identity = soup.form['action'].split('=')[1]
# 查看 对应学院
# /courseManage/selectCourse?s=fd287a9f-a12b-4219-820a-bbd65800901a&deptIds=911&deptIds=914&sb=0
post_data = {
'deptIds': dept_ids,
'sb': 0
}
response = self.session_post(
self.courseCategory + identity, data=post_data,
desc='Step into {}'.format(index_course[dept_ids]))
self.dump_check(response, index_course[dept_ids] + '学院')
soup = BeautifulSoup(response.text, 'html.parser')
course_table = soup.body.form.table
if course_table:
course_table = course_table.find_all('tr')[1:]
else:
return False, "Course Selection is unreachable or not started."
course_dict = dict([(c.span.contents[0], c.span['id'].split('_')[1])
for c in course_table])
# print(course_dict)
if course_id in course_dict:
post_data = {
'deptIds': dept_ids,
'sids': course_dict[course_id]
}
if is_degree_course:
post_data['did_' + course_dict[course_id]] = course_dict[course_id]
response = self.session_post(
self.courseSave + identity, data=post_data)
self.dump_check(response, '抢课结果_{}'.format(course_id))
if 'class="error' not in response.text:
return True, '[Success] ' + course_id
else:
return False, self.get_message(response.text).strip()
else:
return False, "No such course"
def _enroll_courses(self, course_ids):
"""
一般来说不推荐一下选好几个，一个一个选比较好，选得多了其中任意一个人满了都会失败
但是英语需要同时选择听说/读写，才可以成功选课，所以也提供一下这个方法
:param course_ids:
:return:
"""
response = self.session_get( # SelectedCourse List
url=self.courseSelectionBase, desc='Course Selection Board')
self.dump_check(response, '预选课程')
soup = BeautifulSoup(response.text, 'html.parser')
identity = soup.form['action'].split('=')[1]
dept_ids = []
for course_id in course_ids:
dept_ids.append(self.coursesDept.get(course_id))
post_data = {
'deptIds': dept_ids,
'sb': 0
}
response = self.session_post(
self.courseCategory + identity, data=post_data,
desc='Step into {}'.format(index_course[dept_ids]))
self.dump_check(response, index_course[dept_ids] + '学院')
soup = BeautifulSoup(response.text, 'html.parser')
course_table = soup.body.form.table
if course_table:
course_table = course_table.find_all('tr')[1:]
else:
return False, "Course Selection is unreachable or not started."
course_dict = dict([(c.span.contents[0], c.span['id'].split('_')[1])
for c in course_table])
# print(course_dict)
post_data = {
'deptIds': dept_ids,
'sids': [course_dict[courseId] for courseId in course_ids]
}
response = self.session_post(
self.courseSave + identity, data=post_data)
self.dump_check(response, '抢课结果')
if 'class="error' not in response.text:
return True, '[Success] ' + course_ids
else:
return False, self.get_message(response.text).strip()
if __name__ == "__main__":
print("starting...")
# os.system('MODE con: COLS=128 LINES=32 & TITLE Welcome to CDSelector')
# if watch_logo:
# from logo import show_logo
# show_logo() # delete this for faster start 23333
# os.system('cls')
time.sleep(1)
os.system("color 0A")
os.system('MODE con: COLS=72 LINES=16 & TITLE CD_Course_Selecting is working')
while True:
try:
ucas_evaluate_instance = UCASEvaluate()
break
except Exception as e:
if e == "Connection aborted.":
ucas_evaluate_instance = UCASEvaluate()
if ucas_evaluate_instance.debug:
print("Debug Mode: %s" % str(ucas_evaluate_instance.debug))
print("In debug mode, you can check snapshot with html files.")
print("By the way, Ctrl+C to stop.")
if not ucas_evaluate_instance.login():
print('Login error. Please check your username and password.')
exit()
print('Login success: ' + ucas_evaluate_instance.username)
if ucas_evaluate_instance.debug:
print("[Obtain SepUser]", ucas_evaluate_instance.s.cookies.get_dict()['sepuser'])
print("-----" * 5)
print('Enrolling starts')
if not ucas_evaluate_instance.enroll:
# at least run once
status = ucas_evaluate_instance.enroll_courses()
status += time.asctime(time.localtime(time.time()))
sys.stdout.write("%s\r" % status)
while ucas_evaluate_instance.enroll:
status = ucas_evaluate_instance.enroll_courses()
if status.startswith('STOP'):
break
else:
status += time.asctime(time.localtime(time.time()))
sys.stdout.write("%s\r" % status)
print('Enrolling finished')