UCAS-SelectCourse/main.py at main · LearningByDoingNow/UCAS-SelectCourse · GitHub

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import time
import requests
import re
import ddddocr
import random

url = "https://xkgo.ucas.ac.cn:3000/courseManage/selectCourse"  # UCAS 选课网址


def course_available(courseCode):
    """
    Return:        match_result: empty        0: full        -1: can't find"""
    regex_red = r'<td class="m-font-red">(\d+)</td>'

    data = {
        "type": "",
        "deptIds1": "",
        "courseType1": "",
        "courseCode": courseCode,  # 目标课程号
        "courseName": "",
    }
    r = requests.post(url=url, headers=headers, data=data)
    if r.text.count(courseCode) == 1:
        return -1

    match = re.search(regex_red, r.text)

    if match:
        return 0
    else:
        regex = r'<td>\s*<input\s+[^>]*\bvalue=["\']([^"\']+)["\']\s*/?>\s*</td>'
        match = re.search(regex, r.text)
        return match


def get_captcha_code():
    """
    获取验证码
    """
    ocr = ddddocr.DdddOcr(beta=True, show_ad=False)
    r = requests.get("https://xkgo.ucas.ac.cn:3000/captchaImage", headers=headers)
    print(r.text)
    image_base64 = r.text.split(",")[1]
    ocr_result = ocr.classification(image_base64)
    print(f"Captcha: {ocr_result}")
    return ocr_result


def course_select(match, course_code):
    print("Auto Selecting.......")

    captcha_code: str = get_captcha_code()
    while not (captcha_code.isdigit() and len(captcha_code) == 5):
        captcha_code = get_captcha_code()

    urls = "https://xkgo.ucas.ac.cn:3000/courseManage/saveCourse"

    data = {
        "vcode": captcha_code,
        "deptIds": "0",
        "deptIds": "0",
        "deptIds": "0",
        "deptIds": "0",
        "deptIds": "0",
        "deptIds": "0",
        "deptIds": "0",
        "deptIds": "0",
        "deptIds": "0",
        "deptIds": "0",
        "deptIds": "0",
        "deptIds": "0",
        "deptIds": "0",
        "deptIds": "0",
        "deptIds": "0",
        "deptIds": "0",
        "deptIds": "0",
        "deptIds": "0",
        "deptIds": "0",
        "deptIds": "0",
        "deptIds": "0",
        "deptIds": "0",
        "deptIds": "0",
        "deptIds": "0",
        "deptIds": "0",
        "deptIds": "0",
        "deptIds": "0",
        "deptIds": "0",
        "deptIds": "0",
        "deptIds": "0",
        "deptIds": "0",
        "deptIds": "0",
        "deptIds": "0",
        "deptIds": "0",
        "deptIds": "0",
        "deptIds": "0",
        "deptIds": "0",
        "deptIds": "0",
        "deptIds": "910",
        "deptIds": "911",
        "deptIds": "957",
        "deptIds": "912",
        "deptIds": "928",
        "deptIds": "913",
        "deptIds": "914",
        "deptIds": "921",
        "deptIds": "951",
        "deptIds": "952",
        "deptIds": "958",
        "deptIds": "917",
        "deptIds": "945",
        "deptIds": "927",
        "deptIds": "964",
        "deptIds": "915",
        "deptIds": "954",
        "deptIds": "955",
        "deptIds": "959",
        "deptIds": "946",
        "deptIds": "961",
        "deptIds": "962",
        "deptIds": "963",
        "deptIds": "968",
        "deptIds": "969",
        "deptIds": "970",
        "deptIds": "971",
        "deptIds": "972",
        "deptIds": "967",
        "deptIds": "973",
        "deptIds": "974",
        "deptIds": "975",
        "deptIds": "977",
        "deptIds": "987",
        "deptIds": "989",
        "deptIds": "950",
        "deptIds": "965",
        "deptIds": "990",
        "deptIds": "988",
        "sids": match.group(1),
    }

    r = requests.post(url=urls, data=data, headers=headers)
    # print("Success")


def auto_select(course_code):
    """
    自动选课
    """
    course_available_result = course_available(course_code)
    if course_available_result == -1:
        print("You have selected it")
    elif course_available_result == 0:
        print("It is full now")
    else:
        while True:
            course_select(course_available_result, course_code)
            time.sleep((random.random() * 2) + 1)
            course_available_result = course_available(course_code)
            if course_available_result == -1:
                print(f"Success choose {course_code}")
                break
            elif course_available_result == 0:
                print("It is Full Now!")
            else:
                time.sleep((random.random() * 4) + 1)


def auto_select_multiple(course_code_list: list):
    """
    一次抢多个课程
    """
    for course_code in course_code_list:
        auto_select(course_code)
        sleep_time = (random.random() * 3) + 1
        time.sleep(sleep_time)


def course_robber(course_code):
    """
    蹲退课
    """
    while True:
        course_match_result = course_available(course_code)
        if course_match_result == -1:
            print("You have selected it")
            break
        elif course_match_result == 0:
            print("It's full now, retrying...")
        else:
            course_select(course_match_result, course_code)

        sleep_time = (random.random() * 4) + 1
        time.sleep(sleep_time)


if __name__ == "__main__":
    print("本脚本不检查课程是否冲突，请自行确认")
    session_id = "8084ece9-16c6-4b52-877f-70916618fb98"
    headers = {
        "User-Agent": "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/140.0.0.0 Safari/537.36",
        "Cookie": f"session_id={session_id}",
    }  # 爬虫伪装header头，替换自己的session_id

    # course_code = "180086085404P3008Y"  # 课程号

    # auto_select(course_code)  # 自动选择课程

    # course_robber(course_code) #蹲退课

    course_code_list = [
        "180086085404P3008Y"
    ]  # 课程列表
    auto_select_multiple(course_code_list)  # 列表选课