98 lines
4.6 KiB
Python
98 lines
4.6 KiB
Python
import time
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from flask import Blueprint, request, jsonify, render_template
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from CTFd.models import db, Challenges, Flags, Solves, Submissions
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from CTFd.utils.user import get_current_user, get_current_team
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from CTFd.utils.decorators import authed_only, admins_only, during_ctf_time_only
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from CTFd.utils.decorators.visibility import check_challenge_visibility
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from CTFd.plugins.flags import get_flag_class
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from CTFd.utils import get_config, set_config
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def load(app):
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plugin_bp = Blueprint('category_submission', __name__,
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template_folder='templates', static_folder='assets')
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@plugin_bp.route('/admin/category_submission', methods=['GET', 'POST'])
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@admins_only
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def admin_settings():
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if request.method == 'POST':
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set_config('cat_sub_categories', request.form.get('categories'))
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set_config('cat_sub_cooldown', request.form.get('cooldown'))
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return render_template('category_settings.html', success=True,
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categories=request.form.get('categories'),
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cooldown=request.form.get('cooldown'))
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return render_template('category_settings.html',
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categories=get_config('cat_sub_categories') or "",
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cooldown=get_config('cat_sub_cooldown') or "3"
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)
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@plugin_bp.route('/category_submit/config', methods=['GET'])
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@check_challenge_visibility # Matches challenge page visibility settings
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@during_ctf_time_only
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def get_plugin_config():
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return jsonify({
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'categories': [c.strip() for c in (get_config('cat_sub_categories') or "").split(',') if c.strip()],
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'cooldown': int(get_config('cat_sub_cooldown') or 3)
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})
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@plugin_bp.route('/category_submit', methods=['POST'])
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@authed_only
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@check_challenge_visibility
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@during_ctf_time_only
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def category_submit():
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user = get_current_user()
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team = get_current_team()
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category = request.form.get('category')
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provided_flag = request.form.get('submission', '').strip()
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enabled_cats = [c.strip() for c in (get_config('cat_sub_categories') or "").split(',') if c.strip()]
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cooldown = int(get_config('cat_sub_cooldown') or 3)
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if category not in enabled_cats:
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return jsonify({'success': False, 'message': 'Invalid category'})
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# Rate Limiting
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last_sub = Submissions.query.filter_by(user_id=user.id).order_by(Submissions.date.desc()).first()
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if last_sub and (time.time() - last_sub.date.timestamp() < cooldown):
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return jsonify({'success': False, 'message': f'Wait {cooldown}s between tries'})
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# Optimized Solve Check (Unified User/Team Mode)
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solve_filter = (Solves.team_id == team.id) if team else (Solves.user_id == user.id)
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# Only query unsolved challenges in the specific category
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challenges = Challenges.query.filter(
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Challenges.category == category,
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Challenges.state == 'visible',
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~Challenges.id.in_(db.session.query(Solves.challenge_id).filter(solve_filter))
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).all()
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for chall in challenges:
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for flag in Flags.query.filter_by(challenge_id=chall.id).all():
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try:
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# Supports Static, Regex, and Case-Insensitive flags via CTFd internal classes
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if get_flag_class(flag.type).compare(flag, provided_flag):
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solve = Solves(
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user_id=user.id, team_id=team.id if team else None,
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challenge_id=chall.id, ip=request.remote_addr, provided=provided_flag
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)
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db.session.add(solve)
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db.session.add(Submissions(
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user_id=user.id, team_id=team.id if team else None,
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challenge_id=chall.id, ip=request.remote_addr, provided=provided_flag, type='correct'
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))
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db.session.commit()
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return jsonify({'success': True, 'message': f'Correct: {chall.name}'})
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except Exception: continue
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# Record failed attempt for audit/brute-force detection
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db.session.add(Submissions(
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user_id=user.id, team_id=team.id if team else None,
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challenge_id=None, ip=request.remote_addr, provided=provided_flag, type='incorrect'
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))
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db.session.commit()
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return jsonify({'success': False, 'message': 'Incorrect Flag'})
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app.register_blueprint(plugin_bp)
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from CTFd.utils.plugins import register_script
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register_script('/plugins/category_submission/assets/inject.js')
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