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Commit eb75a53

Browse files
committed
Add 2048 src
1 parent cd76309 commit eb75a53

39 files changed

+4727
-1
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‎README.md‎

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| ------------------------------------------------------------ | ------------------------------------------------------- |
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| [签到](official/签到/README.md) | 无 |
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| [猫咪问答++](official/猫咪问答++/README.md) | 无 |
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| [2048](official/2048/README.md) | 暂无(之后会有) |
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| [2048](official/2048/README.md) | [文件、源代码](official/2048/src) |
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| [一闪而过的 Flag](official/一闪而过的%20Flag/README.md) | [文件、源代码](official/一闪而过的%20Flag/src) |
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| [从零开始的记账工具人](official/从零开始的记账工具人/README.md) | [文件、源代码](official/从零开始的记账工具人/src) |
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| [超简单的世界模拟器](official/超简单的世界模拟器/README.md) | [文件、源代码](official/超简单的世界模拟器/src) |

‎official/2048/src/Dockerfile‎

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FROM tiangolo/uwsgi-nginx-flask:python3.8
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RUN pip3 config set global.index-url https://pypi.tuna.tsinghua.edu.cn/simple
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RUN pip3 install pyopenssl
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COPY ./app /app

‎official/2048/src/app/main.py‎

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from flask import Flask
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from flask import request, render_template, redirect, url_for, session, make_response
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import OpenSSL
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import base64
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from secret import hg_dynamic_flag, secret_key
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app = Flask(__name__)
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app.secret_key = secret_key
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with open("cert.pem") as f:
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cert = OpenSSL.crypto.load_certificate(OpenSSL.crypto.FILETYPE_PEM, f.read())
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@app.before_request
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def check():
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if request.path.startswith('/static/'):
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return
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if request.args.get('token'):
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try:
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token = request.args.get('token')
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id, sig = token.split(":", 1)
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sig = base64.b64decode(sig, validate=True)
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OpenSSL.crypto.verify(cert, sig, id.encode(), "sha256")
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session['token'] = token
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except Exception:
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session['token'] = None
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return redirect(url_for('index'))
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if session.get("token") is None:
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return make_response(render_template("error.html"), 403)
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@app.route('/', methods=['GET'])
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def index():
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return render_template('index.html')
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@app.route('/getflxg', methods=['GET'])
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def getflxg():
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if request.args.get('my_favorite_fruit') == 'banana':
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return hg_dynamic_flag(session['token'])
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else:
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return '还没有大成功,不能给你 flxg。'
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if __name__ == '__main__':
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app.run(host='127.0.0.1', port=10005, debug=True)

‎official/2048/src/app/secret.py‎

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import hashlib
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flag_tpl = "flxg{8G6so5g-FLXG-%s}"
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secret_key = b"012uf:>FPL(!HNF128hf"
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def hg_dynamic_flag(token):
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return flag_tpl % hashlib.sha256(('20486787gf'+token).encode()).hexdigest()[:10]

‎official/2048/src/app/static/bg.png‎

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‎official/2048/src/app/static/bootstrap/css/bootstrap.min.css‎

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‎official/2048/src/app/static/bootstrap/js/bootstrap.min.js‎

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html,
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body {
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height: 100%;
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}
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body {
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display: -ms-flexbox;
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display: flex;
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-ms-flex-align: center;
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align-items: center;
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padding-top: 40px;
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padding-bottom: 40px;
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}
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.form-token {
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width: 100%;
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max-width: 600px;
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padding: 15px;
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margin: auto;
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}
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.form-token h1 {
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margin-bottom: 20px;
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color: #721c24;
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}
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.form-token .form-control {
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position: relative;
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box-sizing: border-box;
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height: auto;
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padding: 10px;
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font-size: 16px;
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}

‎official/2048/src/app/static/jquery.min.js‎

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(function () {
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var lastTime = 0;
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var vendors = ['webkit', 'moz'];
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for (var x = 0; x < vendors.length && !window.requestAnimationFrame; ++x) {
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window.requestAnimationFrame = window[vendors[x] + 'RequestAnimationFrame'];
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window.cancelAnimationFrame = window[vendors[x] + 'CancelAnimationFrame'] ||
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window[vendors[x] + 'CancelRequestAnimationFrame'];
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}
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if (!window.requestAnimationFrame) {
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window.requestAnimationFrame = function (callback) {
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var currTime = new Date().getTime();
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var timeToCall = Math.max(0, 16 - (currTime - lastTime));
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var id = window.setTimeout(function () {
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callback(currTime + timeToCall);
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},
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timeToCall);
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lastTime = currTime + timeToCall;
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return id;
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};
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}
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if (!window.cancelAnimationFrame) {
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window.cancelAnimationFrame = function (id) {
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clearTimeout(id);
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};
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}
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}());

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