mirror of
https://github.com/benbusby/whoogle-search
synced 2024-11-18 09:25:33 +00:00
169 lines
6.1 KiB
Python
169 lines
6.1 KiB
Python
from app.filter import clean_query
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from app.request import send_tor_signal
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from app.utils.session import generate_user_key
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from app.utils.bangs import gen_bangs_json
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from app.utils.misc import gen_file_hash, read_config_bool
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from datetime import datetime, timedelta
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from flask import Flask
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from flask_session import Session
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import json
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import logging.config
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import os
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from stem import Signal
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import threading
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from dotenv import load_dotenv
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from werkzeug.middleware.proxy_fix import ProxyFix
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app = Flask(__name__, static_folder=os.path.dirname(
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os.path.abspath(__file__)) + '/static')
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app.wsgi_app = ProxyFix(app.wsgi_app)
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# Load .env file if enabled
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if os.getenv('WHOOGLE_DOTENV', ''):
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dotenv_path = '../whoogle.env'
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load_dotenv(os.path.join(os.path.dirname(os.path.abspath(__file__)),
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dotenv_path))
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# Session values
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# NOTE: SESSION_COOKIE_SAMESITE must be set to 'lax' to allow the user's
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# previous session to persist when accessing the instance from an external
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# link. Setting this value to 'strict' causes Whoogle to revalidate a new
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# session, and fail, resulting in cookies being disabled.
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#
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# This could be re-evaluated if Whoogle ever switches to client side
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# configuration instead.
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app.default_key = generate_user_key()
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app.config['SECRET_KEY'] = os.urandom(32)
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app.config['SESSION_TYPE'] = 'filesystem'
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app.config['SESSION_COOKIE_SAMESITE'] = 'Lax'
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if os.getenv('HTTPS_ONLY'):
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app.config['SESSION_COOKIE_NAME'] = '__Secure-session'
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app.config['SESSION_COOKIE_SECURE'] = True
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app.config['VERSION_NUMBER'] = '0.7.4'
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app.config['APP_ROOT'] = os.getenv(
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'APP_ROOT',
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os.path.dirname(os.path.abspath(__file__)))
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app.config['STATIC_FOLDER'] = os.getenv(
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'STATIC_FOLDER',
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os.path.join(app.config['APP_ROOT'], 'static'))
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app.config['BUILD_FOLDER'] = os.path.join(
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app.config['STATIC_FOLDER'], 'build')
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app.config['CACHE_BUSTING_MAP'] = {}
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app.config['LANGUAGES'] = json.load(open(
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os.path.join(app.config['STATIC_FOLDER'], 'settings/languages.json'),
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encoding='utf-8'))
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app.config['COUNTRIES'] = json.load(open(
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os.path.join(app.config['STATIC_FOLDER'], 'settings/countries.json'),
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encoding='utf-8'))
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app.config['TRANSLATIONS'] = json.load(open(
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os.path.join(app.config['STATIC_FOLDER'], 'settings/translations.json'),
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encoding='utf-8'))
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app.config['THEMES'] = json.load(open(
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os.path.join(app.config['STATIC_FOLDER'], 'settings/themes.json'),
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encoding='utf-8'))
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app.config['HEADER_TABS'] = json.load(open(
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os.path.join(app.config['STATIC_FOLDER'], 'settings/header_tabs.json'),
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encoding='utf-8'))
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app.config['CONFIG_PATH'] = os.getenv(
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'CONFIG_VOLUME',
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os.path.join(app.config['STATIC_FOLDER'], 'config'))
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app.config['DEFAULT_CONFIG'] = os.path.join(
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app.config['CONFIG_PATH'],
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'config.json')
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app.config['CONFIG_DISABLE'] = read_config_bool('WHOOGLE_CONFIG_DISABLE')
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app.config['SESSION_FILE_DIR'] = os.path.join(
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app.config['CONFIG_PATH'],
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'session')
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app.config['BANG_PATH'] = os.getenv(
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'CONFIG_VOLUME',
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os.path.join(app.config['STATIC_FOLDER'], 'bangs'))
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app.config['BANG_FILE'] = os.path.join(
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app.config['BANG_PATH'],
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'bangs.json')
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# Config fields that are used to check for updates
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app.config['RELEASES_URL'] = 'https://github.com/' \
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'benbusby/whoogle-search/releases'
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app.config['LAST_UPDATE_CHECK'] = datetime.now() - timedelta(hours=24)
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app.config['HAS_UPDATE'] = ''
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# The alternative to Google Translate is treated a bit differently than other
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# social media site alternatives, in that it is used for any translation
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# related searches.
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translate_url = os.getenv('WHOOGLE_ALT_TL', 'https://farside.link/lingva')
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if not translate_url.startswith('http'):
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translate_url = 'https://' + translate_url
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app.config['TRANSLATE_URL'] = translate_url
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app.config['CSP'] = 'default-src \'none\';' \
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'frame-src ' + translate_url + ';' \
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'manifest-src \'self\';' \
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'img-src \'self\' data:;' \
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'style-src \'self\' \'unsafe-inline\';' \
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'script-src \'self\';' \
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'media-src \'self\';' \
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'connect-src \'self\';'
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if not os.path.exists(app.config['CONFIG_PATH']):
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os.makedirs(app.config['CONFIG_PATH'])
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if not os.path.exists(app.config['SESSION_FILE_DIR']):
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os.makedirs(app.config['SESSION_FILE_DIR'])
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# Generate DDG bang filter, and create path if it doesn't exist yet
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if not os.path.exists(app.config['BANG_PATH']):
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os.makedirs(app.config['BANG_PATH'])
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if not os.path.exists(app.config['BANG_FILE']):
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json.dump({}, open(app.config['BANG_FILE'], 'w'))
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bangs_thread = threading.Thread(
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target=gen_bangs_json,
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args=(app.config['BANG_FILE'],))
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bangs_thread.start()
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# Build new mapping of static files for cache busting
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if not os.path.exists(app.config['BUILD_FOLDER']):
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os.makedirs(app.config['BUILD_FOLDER'])
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cache_busting_dirs = ['css', 'js']
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for cb_dir in cache_busting_dirs:
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full_cb_dir = os.path.join(app.config['STATIC_FOLDER'], cb_dir)
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for cb_file in os.listdir(full_cb_dir):
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# Create hash from current file state
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full_cb_path = os.path.join(full_cb_dir, cb_file)
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cb_file_link = gen_file_hash(full_cb_dir, cb_file)
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build_path = os.path.join(app.config['BUILD_FOLDER'], cb_file_link)
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try:
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os.symlink(full_cb_path, build_path)
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except FileExistsError:
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# Symlink hasn't changed, ignore
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pass
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# Create mapping for relative path urls
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map_path = build_path.replace(app.config['APP_ROOT'], '')
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if map_path.startswith('/'):
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map_path = map_path[1:]
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app.config['CACHE_BUSTING_MAP'][cb_file] = map_path
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# Templating functions
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app.jinja_env.globals.update(clean_query=clean_query)
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app.jinja_env.globals.update(
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cb_url=lambda f: app.config['CACHE_BUSTING_MAP'][f])
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Session(app)
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# Attempt to acquire tor identity, to determine if Tor config is available
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send_tor_signal(Signal.HEARTBEAT)
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from app import routes # noqa
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# Disable logging from imported modules
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logging.config.dictConfig({
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'version': 1,
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'disable_existing_loggers': True,
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})
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