261 lines
8.8 KiB
Python
261 lines
8.8 KiB
Python
from app import app
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from app.models.config import Config
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from app.request import Request
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from app.utils.misc import generate_user_keys, valid_user_session
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from app.utils.routing_utils import *
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import argparse
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import base64
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from bs4 import BeautifulSoup
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from cryptography.fernet import Fernet
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from flask import g, jsonify, make_response, request, redirect, render_template, send_file, session
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from functools import wraps
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import io
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import json
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import os
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import pickle
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import urllib.parse as urlparse
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from requests import exceptions
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import uuid
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import waitress
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def auth_required(f):
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@wraps(f)
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def decorated(*args, **kwargs):
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auth = request.authorization
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# Skip if username/password not set
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whoogle_user = os.getenv('WHOOGLE_USER', '')
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whoogle_pass = os.getenv('WHOOGLE_PASS', '')
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if (not whoogle_user or not whoogle_pass) or \
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(auth and whoogle_user == auth.username and whoogle_pass == auth.password):
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return f(*args, **kwargs)
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else:
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return make_response('Not logged in', 401, {'WWW-Authenticate': 'Basic realm="Login Required"'})
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return decorated
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@app.before_request
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def before_request_func():
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# Generate secret key for user if unavailable
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if not valid_user_session(session):
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session['config'] = {'url': request.url_root}
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session['keys'] = generate_user_keys()
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session['uuid'] = str(uuid.uuid4())
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if session['uuid'] not in app.user_elements:
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app.user_elements.update({session['uuid']: 0})
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# Always redirect to https if HTTPS_ONLY is set (otherwise default to False)
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https_only = os.getenv('HTTPS_ONLY', False)
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if https_only and request.url.startswith('http://'):
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return redirect(request.url.replace('http://', 'https://', 1), code=308)
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g.user_config = Config(**session['config'])
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if not g.user_config.url:
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g.user_config.url = request.url_root.replace('http://', 'https://') if https_only else request.url_root
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g.user_request = Request(request.headers.get('User-Agent'), language=g.user_config.lang)
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g.app_location = g.user_config.url
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@app.after_request
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def after_request_func(response):
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# Regenerate element key if all elements have been served to user
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if app.user_elements[session['uuid']] <= 0 and '/element' in request.url:
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session['keys']['element_key'] = Fernet.generate_key()
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app.user_elements[session['uuid']] = 0
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return response
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@app.errorhandler(404)
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def unknown_page(e):
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return redirect(g.app_location)
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@app.route('/', methods=['GET'])
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@auth_required
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def index():
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return render_template('index.html',
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languages=Config.LANGUAGES,
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countries=Config.COUNTRIES,
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config=g.user_config,
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version_number=app.config['VERSION_NUMBER'])
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@app.route('/opensearch.xml', methods=['GET'])
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@auth_required
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def opensearch():
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opensearch_url = g.app_location
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if opensearch_url.endswith('/'):
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opensearch_url = opensearch_url[:-1]
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template = render_template('opensearch.xml',
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main_url=opensearch_url,
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request_type='get' if g.user_config.get_only else 'post')
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response = make_response(template)
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response.headers['Content-Type'] = 'application/xml'
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return response
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@app.route('/autocomplete', methods=['GET', 'POST'])
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def autocomplete():
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request_params = request.args if request.method == 'GET' else request.form
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q = request_params.get('q')
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if not q and not request.data:
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return jsonify({'?': []})
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elif request.data:
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q = urlparse.unquote_plus(request.data.decode('utf-8').replace('q=', ''))
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return jsonify([q, g.user_request.autocomplete(q)])
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@app.route('/search', methods=['GET', 'POST'])
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@auth_required
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def search():
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# Clear previous elements and generate a new key each time a new search is performed
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app.user_elements[session['uuid']] = 0
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session['keys']['element_key'] = Fernet.generate_key()
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search_util = RoutingUtils(request, g.user_config, session)
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query = search_util.new_search_query()
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# Redirect to home if invalid/blank search
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if not query:
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return redirect('/')
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# Generate response and number of external elements from the page
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response, elements = search_util.generate_response()
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if search_util.feeling_lucky:
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return redirect(response, code=303)
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# Keep count of external elements to fetch before element key can be regenerated
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app.user_elements[session['uuid']] = elements
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return render_template(
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'display.html',
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query=urlparse.unquote(query),
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search_type=search_util.search_type,
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dark_mode=g.user_config.dark,
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response=response,
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search_header=render_template(
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'header.html',
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dark_mode=g.user_config.dark,
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query=urlparse.unquote(query),
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search_type=search_util.search_type,
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mobile=g.user_request.mobile) if 'isch' not in search_util.search_type else '')
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@app.route('/config', methods=['GET', 'POST', 'PUT'])
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@auth_required
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def config():
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if request.method == 'GET':
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return json.dumps(g.user_config.__dict__)
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elif request.method == 'PUT':
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if 'name' in request.args:
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config_pkl = os.path.join(app.config['USER_CONFIG'], request.args.get('name'))
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session['config'] = pickle.load(open(config_pkl, 'rb')) if os.path.exists(config_pkl) else session['config']
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return json.dumps(session['config'])
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else:
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return json.dumps({})
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else:
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config_data = request.form.to_dict()
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if 'url' not in config_data or not config_data['url']:
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config_data['url'] = g.user_config.url
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if 'name' in request.args:
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pickle.dump(config_data, open(os.path.join(app.config['USER_CONFIG'], request.args.get('name')), 'wb'))
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session['config'] = config_data
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return redirect(config_data['url'])
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@app.route('/url', methods=['GET'])
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@auth_required
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def url():
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if 'url' in request.args:
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return redirect(request.args.get('url'))
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q = request.args.get('q')
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if len(q) > 0 and 'http' in q:
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return redirect(q)
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else:
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return render_template('error.html', query=q)
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@app.route('/imgres')
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@auth_required
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def imgres():
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return redirect(request.args.get('imgurl'))
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@app.route('/element')
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@auth_required
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def element():
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cipher_suite = Fernet(session['keys']['element_key'])
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src_url = cipher_suite.decrypt(request.args.get('url').encode()).decode()
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src_type = request.args.get('type')
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try:
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file_data = g.user_request.send(base_url=src_url).content
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app.user_elements[session['uuid']] -= 1
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tmp_mem = io.BytesIO()
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tmp_mem.write(file_data)
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tmp_mem.seek(0)
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return send_file(tmp_mem, mimetype=src_type)
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except exceptions.RequestException:
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pass
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empty_gif = base64.b64decode('R0lGODlhAQABAIAAAP///////yH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==')
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return send_file(io.BytesIO(empty_gif), mimetype='image/gif')
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@app.route('/window')
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@auth_required
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def window():
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get_body = g.user_request.send(base_url=request.args.get('location')).text
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get_body = get_body.replace('src="/', 'src="' + request.args.get('location') + '"')
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get_body = get_body.replace('href="/', 'href="' + request.args.get('location') + '"')
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results = BeautifulSoup(get_body, 'html.parser')
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try:
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for script in results('script'):
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script.decompose()
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except Exception:
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pass
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return render_template('display.html', response=results)
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def run_app():
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parser = argparse.ArgumentParser(description='Whoogle Search console runner')
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parser.add_argument('--port', default=5000, metavar='<port number>',
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help='Specifies a port to run on (default 5000)')
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parser.add_argument('--host', default='127.0.0.1', metavar='<ip address>',
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help='Specifies the host address to use (default 127.0.0.1)')
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parser.add_argument('--debug', default=False, action='store_true',
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help='Activates debug mode for the server (default False)')
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parser.add_argument('--https-only', default=False, action='store_true',
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help='Enforces HTTPS redirects for all requests')
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parser.add_argument('--userpass', default='', metavar='<username:password>',
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help='Sets a username/password basic auth combo (default None)')
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args = parser.parse_args()
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if args.userpass:
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user_pass = args.userpass.split(':')
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os.environ['WHOOGLE_USER'] = user_pass[0]
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os.environ['WHOOGLE_PASS'] = user_pass[1]
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os.environ['HTTPS_ONLY'] = '1' if args.https_only else ''
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if args.debug:
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app.run(host=args.host, port=args.port, debug=args.debug)
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else:
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waitress.serve(app, listen="{}:{}".format(args.host, args.port))
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