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1784 lines
78 KiB
1784 lines
78 KiB
#!/usr/bin/python3
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import datetime
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import os
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import queue
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import threading
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import time
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from .safe_jinja import render as jinja_render
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from changedetectionio.strtobool import strtobool
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from copy import deepcopy
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from functools import wraps
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from threading import Event
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import flask_login
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import pytz
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import timeago
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from feedgen.feed import FeedGenerator
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from flask import (
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Flask,
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abort,
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flash,
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make_response,
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redirect,
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render_template,
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request,
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send_from_directory,
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session,
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url_for,
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)
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from flask_compress import Compress as FlaskCompress
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from flask_login import current_user
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from flask_paginate import Pagination, get_page_parameter
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from flask_restful import abort, Api
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from flask_cors import CORS
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from flask_wtf import CSRFProtect
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from loguru import logger
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from changedetectionio import html_tools, __version__
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from changedetectionio import queuedWatchMetaData
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from changedetectionio.api import api_v1
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datastore = None
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# Local
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running_update_threads = []
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ticker_thread = None
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extra_stylesheets = []
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update_q = queue.PriorityQueue()
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notification_q = queue.Queue()
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app = Flask(__name__,
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static_url_path="",
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static_folder="static",
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template_folder="templates")
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# Enable CORS, especially useful for the Chrome extension to operate from anywhere
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CORS(app)
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# Super handy for compressing large BrowserSteps responses and others
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FlaskCompress(app)
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# Stop browser caching of assets
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app.config['SEND_FILE_MAX_AGE_DEFAULT'] = 0
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app.config.exit = Event()
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app.config['NEW_VERSION_AVAILABLE'] = False
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if os.getenv('FLASK_SERVER_NAME'):
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app.config['SERVER_NAME'] = os.getenv('FLASK_SERVER_NAME')
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#app.config["EXPLAIN_TEMPLATE_LOADING"] = True
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# Disables caching of the templates
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app.config['TEMPLATES_AUTO_RELOAD'] = True
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app.jinja_env.add_extension('jinja2.ext.loopcontrols')
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csrf = CSRFProtect()
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csrf.init_app(app)
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notification_debug_log=[]
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watch_api = Api(app, decorators=[csrf.exempt])
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def init_app_secret(datastore_path):
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secret = ""
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path = "{}/secret.txt".format(datastore_path)
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try:
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with open(path, "r") as f:
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secret = f.read()
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except FileNotFoundError:
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import secrets
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with open(path, "w") as f:
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secret = secrets.token_hex(32)
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f.write(secret)
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return secret
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@app.template_global()
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def get_darkmode_state():
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css_dark_mode = request.cookies.get('css_dark_mode', 'false')
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return 'true' if css_dark_mode and strtobool(css_dark_mode) else 'false'
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@app.template_global()
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def get_css_version():
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return __version__
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# We use the whole watch object from the store/JSON so we can see if there's some related status in terms of a thread
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# running or something similar.
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@app.template_filter('format_last_checked_time')
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def _jinja2_filter_datetime(watch_obj, format="%Y-%m-%d %H:%M:%S"):
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# Worker thread tells us which UUID it is currently processing.
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for t in running_update_threads:
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if t.current_uuid == watch_obj['uuid']:
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return '<span class="spinner"></span><span> Checking now</span>'
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if watch_obj['last_checked'] == 0:
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return 'Not yet'
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return timeago.format(int(watch_obj['last_checked']), time.time())
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@app.template_filter('format_timestamp_timeago')
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def _jinja2_filter_datetimestamp(timestamp, format="%Y-%m-%d %H:%M:%S"):
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if timestamp == False:
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return 'Not yet'
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return timeago.format(timestamp, time.time())
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@app.template_filter('pagination_slice')
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def _jinja2_filter_pagination_slice(arr, skip):
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per_page = datastore.data['settings']['application'].get('pager_size', 50)
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if per_page:
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return arr[skip:skip + per_page]
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return arr
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@app.template_filter('format_seconds_ago')
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def _jinja2_filter_seconds_precise(timestamp):
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if timestamp == False:
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return 'Not yet'
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return format(int(time.time()-timestamp), ',d')
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# When nobody is logged in Flask-Login's current_user is set to an AnonymousUser object.
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class User(flask_login.UserMixin):
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id=None
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def set_password(self, password):
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return True
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def get_user(self, email="defaultuser@changedetection.io"):
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return self
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def is_authenticated(self):
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return True
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def is_active(self):
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return True
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def is_anonymous(self):
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return False
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def get_id(self):
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return str(self.id)
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# Compare given password against JSON store or Env var
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def check_password(self, password):
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import base64
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import hashlib
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# Can be stored in env (for deployments) or in the general configs
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raw_salt_pass = os.getenv("SALTED_PASS", False)
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if not raw_salt_pass:
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raw_salt_pass = datastore.data['settings']['application'].get('password')
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raw_salt_pass = base64.b64decode(raw_salt_pass)
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salt_from_storage = raw_salt_pass[:32] # 32 is the length of the salt
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# Use the exact same setup you used to generate the key, but this time put in the password to check
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new_key = hashlib.pbkdf2_hmac(
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'sha256',
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password.encode('utf-8'), # Convert the password to bytes
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salt_from_storage,
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100000
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)
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new_key = salt_from_storage + new_key
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return new_key == raw_salt_pass
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pass
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def login_optionally_required(func):
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@wraps(func)
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def decorated_view(*args, **kwargs):
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has_password_enabled = datastore.data['settings']['application'].get('password') or os.getenv("SALTED_PASS", False)
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# Permitted
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if request.endpoint == 'static_content' and request.view_args['group'] == 'styles':
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return func(*args, **kwargs)
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# Permitted
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elif request.endpoint == 'diff_history_page' and datastore.data['settings']['application'].get('shared_diff_access'):
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return func(*args, **kwargs)
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elif request.method in flask_login.config.EXEMPT_METHODS:
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return func(*args, **kwargs)
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elif app.config.get('LOGIN_DISABLED'):
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return func(*args, **kwargs)
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elif has_password_enabled and not current_user.is_authenticated:
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return app.login_manager.unauthorized()
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return func(*args, **kwargs)
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return decorated_view
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def changedetection_app(config=None, datastore_o=None):
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logger.trace("TRACE log is enabled")
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global datastore
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datastore = datastore_o
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# so far just for read-only via tests, but this will be moved eventually to be the main source
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# (instead of the global var)
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app.config['DATASTORE'] = datastore_o
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login_manager = flask_login.LoginManager(app)
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login_manager.login_view = 'login'
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app.secret_key = init_app_secret(config['datastore_path'])
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watch_api.add_resource(api_v1.WatchSingleHistory,
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'/api/v1/watch/<string:uuid>/history/<string:timestamp>',
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resource_class_kwargs={'datastore': datastore, 'update_q': update_q})
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watch_api.add_resource(api_v1.WatchHistory,
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'/api/v1/watch/<string:uuid>/history',
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resource_class_kwargs={'datastore': datastore})
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watch_api.add_resource(api_v1.CreateWatch, '/api/v1/watch',
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resource_class_kwargs={'datastore': datastore, 'update_q': update_q})
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watch_api.add_resource(api_v1.Watch, '/api/v1/watch/<string:uuid>',
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resource_class_kwargs={'datastore': datastore, 'update_q': update_q})
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watch_api.add_resource(api_v1.SystemInfo, '/api/v1/systeminfo',
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resource_class_kwargs={'datastore': datastore, 'update_q': update_q})
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watch_api.add_resource(api_v1.Import,
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'/api/v1/import',
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resource_class_kwargs={'datastore': datastore})
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# Setup cors headers to allow all domains
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# https://flask-cors.readthedocs.io/en/latest/
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# CORS(app)
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@login_manager.user_loader
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def user_loader(email):
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user = User()
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user.get_user(email)
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return user
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@login_manager.unauthorized_handler
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def unauthorized_handler():
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flash("You must be logged in, please log in.", 'error')
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return redirect(url_for('login', next=url_for('index')))
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@app.route('/logout')
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def logout():
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flask_login.logout_user()
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return redirect(url_for('index'))
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# https://github.com/pallets/flask/blob/93dd1709d05a1cf0e886df6223377bdab3b077fb/examples/tutorial/flaskr/__init__.py#L39
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# You can divide up the stuff like this
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@app.route('/login', methods=['GET', 'POST'])
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def login():
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if request.method == 'GET':
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if flask_login.current_user.is_authenticated:
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flash("Already logged in")
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return redirect(url_for("index"))
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output = render_template("login.html")
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return output
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user = User()
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user.id = "defaultuser@changedetection.io"
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password = request.form.get('password')
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if (user.check_password(password)):
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flask_login.login_user(user, remember=True)
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# For now there's nothing else interesting here other than the index/list page
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# It's more reliable and safe to ignore the 'next' redirect
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# When we used...
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# next = request.args.get('next')
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# return redirect(next or url_for('index'))
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# We would sometimes get login loop errors on sites hosted in sub-paths
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# note for the future:
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# if not is_safe_url(next):
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# return flask.abort(400)
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return redirect(url_for('index'))
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else:
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flash('Incorrect password', 'error')
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return redirect(url_for('login'))
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@app.before_request
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def before_request_handle_cookie_x_settings():
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# Set the auth cookie path if we're running as X-settings/X-Forwarded-Prefix
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if os.getenv('USE_X_SETTINGS') and 'X-Forwarded-Prefix' in request.headers:
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app.config['REMEMBER_COOKIE_PATH'] = request.headers['X-Forwarded-Prefix']
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app.config['SESSION_COOKIE_PATH'] = request.headers['X-Forwarded-Prefix']
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return None
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@app.route("/rss", methods=['GET'])
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def rss():
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now = time.time()
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# Always requires token set
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app_rss_token = datastore.data['settings']['application'].get('rss_access_token')
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rss_url_token = request.args.get('token')
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if rss_url_token != app_rss_token:
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return "Access denied, bad token", 403
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from . import diff
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limit_tag = request.args.get('tag', '').lower().strip()
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# Be sure limit_tag is a uuid
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for uuid, tag in datastore.data['settings']['application'].get('tags', {}).items():
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if limit_tag == tag.get('title', '').lower().strip():
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limit_tag = uuid
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# Sort by last_changed and add the uuid which is usually the key..
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sorted_watches = []
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# @todo needs a .itemsWithTag() or something - then we can use that in Jinaj2 and throw this away
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for uuid, watch in datastore.data['watching'].items():
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if limit_tag and not limit_tag in watch['tags']:
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continue
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watch['uuid'] = uuid
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sorted_watches.append(watch)
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sorted_watches.sort(key=lambda x: x.last_changed, reverse=False)
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fg = FeedGenerator()
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fg.title('changedetection.io')
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fg.description('Feed description')
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fg.link(href='https://changedetection.io')
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for watch in sorted_watches:
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dates = list(watch.history.keys())
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# Re #521 - Don't bother processing this one if theres less than 2 snapshots, means we never had a change detected.
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if len(dates) < 2:
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continue
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if not watch.viewed:
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# Re #239 - GUID needs to be individual for each event
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# @todo In the future make this a configurable link back (see work on BASE_URL https://github.com/dgtlmoon/changedetection.io/pull/228)
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guid = "{}/{}".format(watch['uuid'], watch.last_changed)
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fe = fg.add_entry()
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# Include a link to the diff page, they will have to login here to see if password protection is enabled.
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# Description is the page you watch, link takes you to the diff JS UI page
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# Dict val base_url will get overriden with the env var if it is set.
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ext_base_url = datastore.data['settings']['application'].get('active_base_url')
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# Because we are called via whatever web server, flask should figure out the right path (
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diff_link = {'href': url_for('diff_history_page', uuid=watch['uuid'], _external=True)}
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fe.link(link=diff_link)
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# @todo watch should be a getter - watch.get('title') (internally if URL else..)
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watch_title = watch.get('title') if watch.get('title') else watch.get('url')
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fe.title(title=watch_title)
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html_diff = diff.render_diff(previous_version_file_contents=watch.get_history_snapshot(dates[-2]),
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newest_version_file_contents=watch.get_history_snapshot(dates[-1]),
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include_equal=False,
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line_feed_sep="<br>")
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# @todo Make this configurable and also consider html-colored markup
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# @todo User could decide if <link> goes to the diff page, or to the watch link
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rss_template = "<html><body>\n<h4><a href=\"{{watch_url}}\">{{watch_title}}</a></h4>\n<p>{{html_diff}}</p>\n</body></html>\n"
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content = jinja_render(template_str=rss_template, watch_title=watch_title, html_diff=html_diff, watch_url=watch.link)
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fe.content(content=content, type='CDATA')
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fe.guid(guid, permalink=False)
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dt = datetime.datetime.fromtimestamp(int(watch.newest_history_key))
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dt = dt.replace(tzinfo=pytz.UTC)
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fe.pubDate(dt)
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response = make_response(fg.rss_str())
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response.headers.set('Content-Type', 'application/rss+xml;charset=utf-8')
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logger.trace(f"RSS generated in {time.time() - now:.3f}s")
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return response
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@app.route("/", methods=['GET'])
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@login_optionally_required
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def index():
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global datastore
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from changedetectionio import forms
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active_tag_req = request.args.get('tag', '').lower().strip()
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active_tag_uuid = active_tag = None
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# Be sure limit_tag is a uuid
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if active_tag_req:
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for uuid, tag in datastore.data['settings']['application'].get('tags', {}).items():
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if active_tag_req == tag.get('title', '').lower().strip() or active_tag_req == uuid:
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active_tag = tag
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active_tag_uuid = uuid
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break
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# Redirect for the old rss path which used the /?rss=true
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if request.args.get('rss'):
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return redirect(url_for('rss', tag=active_tag_uuid))
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op = request.args.get('op')
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if op:
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uuid = request.args.get('uuid')
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if op == 'pause':
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datastore.data['watching'][uuid].toggle_pause()
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elif op == 'mute':
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datastore.data['watching'][uuid].toggle_mute()
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datastore.needs_write = True
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return redirect(url_for('index', tag = active_tag_uuid))
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# Sort by last_changed and add the uuid which is usually the key..
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sorted_watches = []
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with_errors = request.args.get('with_errors') == "1"
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errored_count = 0
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search_q = request.args.get('q').strip().lower() if request.args.get('q') else False
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for uuid, watch in datastore.data['watching'].items():
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if with_errors and not watch.get('last_error'):
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continue
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if active_tag_uuid and not active_tag_uuid in watch['tags']:
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continue
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if watch.get('last_error'):
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errored_count += 1
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if search_q:
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if (watch.get('title') and search_q in watch.get('title').lower()) or search_q in watch.get('url', '').lower():
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sorted_watches.append(watch)
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else:
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sorted_watches.append(watch)
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form = forms.quickWatchForm(request.form)
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page = request.args.get(get_page_parameter(), type=int, default=1)
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total_count = len(sorted_watches)
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pagination = Pagination(page=page,
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total=total_count,
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per_page=datastore.data['settings']['application'].get('pager_size', 50), css_framework="semantic")
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sorted_tags = sorted(datastore.data['settings']['application'].get('tags').items(), key=lambda x: x[1]['title'])
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output = render_template(
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"watch-overview.html",
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# Don't link to hosting when we're on the hosting environment
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active_tag=active_tag,
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active_tag_uuid=active_tag_uuid,
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app_rss_token=datastore.data['settings']['application']['rss_access_token'],
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datastore=datastore,
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errored_count=errored_count,
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form=form,
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guid=datastore.data['app_guid'],
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has_proxies=datastore.proxy_list,
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has_unviewed=datastore.has_unviewed,
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hosted_sticky=os.getenv("SALTED_PASS", False) == False,
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pagination=pagination,
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queued_uuids=[q_uuid.item['uuid'] for q_uuid in update_q.queue],
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search_q=request.args.get('q','').strip(),
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sort_attribute=request.args.get('sort') if request.args.get('sort') else request.cookies.get('sort'),
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sort_order=request.args.get('order') if request.args.get('order') else request.cookies.get('order'),
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|
system_default_fetcher=datastore.data['settings']['application'].get('fetch_backend'),
|
|
tags=sorted_tags,
|
|
watches=sorted_watches
|
|
)
|
|
|
|
if session.get('share-link'):
|
|
del(session['share-link'])
|
|
|
|
resp = make_response(output)
|
|
|
|
# The template can run on cookie or url query info
|
|
if request.args.get('sort'):
|
|
resp.set_cookie('sort', request.args.get('sort'))
|
|
if request.args.get('order'):
|
|
resp.set_cookie('order', request.args.get('order'))
|
|
|
|
return resp
|
|
|
|
|
|
|
|
# AJAX endpoint for sending a test
|
|
@app.route("/notification/send-test/<string:watch_uuid>", methods=['POST'])
|
|
@app.route("/notification/send-test", methods=['POST'])
|
|
@app.route("/notification/send-test/", methods=['POST'])
|
|
@login_optionally_required
|
|
def ajax_callback_send_notification_test(watch_uuid=None):
|
|
|
|
# Watch_uuid could be unsuet in the case its used in tag editor, global setings
|
|
import apprise
|
|
from .apprise_asset import asset
|
|
apobj = apprise.Apprise(asset=asset)
|
|
|
|
watch = datastore.data['watching'].get(watch_uuid) if watch_uuid else None
|
|
|
|
notification_urls = request.form['notification_urls'].strip().splitlines()
|
|
|
|
if not notification_urls:
|
|
logger.debug("Test notification - Trying by group/tag in the edit form if available")
|
|
# On an edit page, we should also fire off to the tags if they have notifications
|
|
if request.form.get('tags') and request.form['tags'].strip():
|
|
for k in request.form['tags'].split(','):
|
|
tag = datastore.tag_exists_by_name(k.strip())
|
|
notification_urls = tag.get('notifications_urls') if tag and tag.get('notifications_urls') else None
|
|
|
|
is_global_settings_form = request.args.get('mode', '') == 'global-settings'
|
|
is_group_settings_form = request.args.get('mode', '') == 'group-settings'
|
|
if not notification_urls and not is_global_settings_form and not is_group_settings_form:
|
|
# In the global settings, use only what is typed currently in the text box
|
|
logger.debug("Test notification - Trying by global system settings notifications")
|
|
if datastore.data['settings']['application'].get('notification_urls'):
|
|
notification_urls = datastore.data['settings']['application']['notification_urls']
|
|
|
|
|
|
if not notification_urls:
|
|
return 'No Notification URLs set/found'
|
|
|
|
for n_url in notification_urls:
|
|
if len(n_url.strip()):
|
|
if not apobj.add(n_url):
|
|
return f'Error - {n_url} is not a valid AppRise URL.'
|
|
|
|
try:
|
|
# use the same as when it is triggered, but then override it with the form test values
|
|
n_object = {
|
|
'watch_url': request.form['window_url'],
|
|
'notification_urls': notification_urls
|
|
}
|
|
|
|
# Only use if present, if not set in n_object it should use the default system value
|
|
if 'notification_format' in request.form and request.form['notification_format'].strip():
|
|
n_object['notification_format'] = request.form.get('notification_format', '').strip()
|
|
|
|
if 'notification_title' in request.form and request.form['notification_title'].strip():
|
|
n_object['notification_title'] = request.form.get('notification_title', '').strip()
|
|
|
|
if 'notification_body' in request.form and request.form['notification_body'].strip():
|
|
n_object['notification_body'] = request.form.get('notification_body', '').strip()
|
|
|
|
from . import update_worker
|
|
new_worker = update_worker.update_worker(update_q, notification_q, app, datastore)
|
|
new_worker.queue_notification_for_watch(notification_q=notification_q, n_object=n_object, watch=watch)
|
|
except Exception as e:
|
|
return make_response({'error': str(e)}, 400)
|
|
|
|
return 'OK - Sent test notifications'
|
|
|
|
|
|
@app.route("/clear_history/<string:uuid>", methods=['GET'])
|
|
@login_optionally_required
|
|
def clear_watch_history(uuid):
|
|
try:
|
|
datastore.clear_watch_history(uuid)
|
|
except KeyError:
|
|
flash('Watch not found', 'error')
|
|
else:
|
|
flash("Cleared snapshot history for watch {}".format(uuid))
|
|
|
|
return redirect(url_for('index'))
|
|
|
|
@app.route("/clear_history", methods=['GET', 'POST'])
|
|
@login_optionally_required
|
|
def clear_all_history():
|
|
|
|
if request.method == 'POST':
|
|
confirmtext = request.form.get('confirmtext')
|
|
|
|
if confirmtext == 'clear':
|
|
changes_removed = 0
|
|
for uuid in datastore.data['watching'].keys():
|
|
datastore.clear_watch_history(uuid)
|
|
#TODO: KeyError not checked, as it is above
|
|
|
|
flash("Cleared snapshot history for all watches")
|
|
else:
|
|
flash('Incorrect confirmation text.', 'error')
|
|
|
|
return redirect(url_for('index'))
|
|
|
|
output = render_template("clear_all_history.html")
|
|
return output
|
|
|
|
def _watch_has_tag_options_set(watch):
|
|
"""This should be fixed better so that Tag is some proper Model, a tag is just a Watch also"""
|
|
for tag_uuid, tag in datastore.data['settings']['application'].get('tags', {}).items():
|
|
if tag_uuid in watch.get('tags', []) and (tag.get('include_filters') or tag.get('subtractive_selectors')):
|
|
return True
|
|
|
|
@app.route("/edit/<string:uuid>", methods=['GET', 'POST'])
|
|
@login_optionally_required
|
|
# https://stackoverflow.com/questions/42984453/wtforms-populate-form-with-data-if-data-exists
|
|
# https://wtforms.readthedocs.io/en/3.0.x/forms/#wtforms.form.Form.populate_obj ?
|
|
|
|
def edit_page(uuid):
|
|
from . import forms
|
|
from .blueprint.browser_steps.browser_steps import browser_step_ui_config
|
|
from . import processors
|
|
|
|
using_default_check_time = True
|
|
# More for testing, possible to return the first/only
|
|
if not datastore.data['watching'].keys():
|
|
flash("No watches to edit", "error")
|
|
return redirect(url_for('index'))
|
|
|
|
if uuid == 'first':
|
|
uuid = list(datastore.data['watching'].keys()).pop()
|
|
|
|
if not uuid in datastore.data['watching']:
|
|
flash("No watch with the UUID %s found." % (uuid), "error")
|
|
return redirect(url_for('index'))
|
|
|
|
switch_processor = request.args.get('switch_processor')
|
|
if switch_processor:
|
|
for p in processors.available_processors():
|
|
if p[0] == switch_processor:
|
|
datastore.data['watching'][uuid]['processor'] = switch_processor
|
|
flash(f"Switched to mode - {p[1]}.")
|
|
datastore.clear_watch_history(uuid)
|
|
redirect(url_for('edit_page', uuid=uuid))
|
|
|
|
# be sure we update with a copy instead of accidently editing the live object by reference
|
|
default = deepcopy(datastore.data['watching'][uuid])
|
|
|
|
# Show system wide default if nothing configured
|
|
if all(value == 0 or value == None for value in datastore.data['watching'][uuid]['time_between_check'].values()):
|
|
default['time_between_check'] = deepcopy(datastore.data['settings']['requests']['time_between_check'])
|
|
|
|
# Defaults for proxy choice
|
|
if datastore.proxy_list is not None: # When enabled
|
|
# @todo
|
|
# Radio needs '' not None, or incase that the chosen one no longer exists
|
|
if default['proxy'] is None or not any(default['proxy'] in tup for tup in datastore.proxy_list):
|
|
default['proxy'] = ''
|
|
|
|
# proxy_override set to the json/text list of the items
|
|
form = forms.watchForm(formdata=request.form if request.method == 'POST' else None,
|
|
data=default
|
|
)
|
|
|
|
# For the form widget tag uuid lookup
|
|
form.tags.datastore = datastore # in _value
|
|
|
|
for p in datastore.extra_browsers:
|
|
form.fetch_backend.choices.append(p)
|
|
|
|
form.fetch_backend.choices.append(("system", 'System settings default'))
|
|
|
|
# form.browser_steps[0] can be assumed that we 'goto url' first
|
|
|
|
if datastore.proxy_list is None:
|
|
# @todo - Couldn't get setattr() etc dynamic addition working, so remove it instead
|
|
del form.proxy
|
|
else:
|
|
form.proxy.choices = [('', 'Default')]
|
|
for p in datastore.proxy_list:
|
|
form.proxy.choices.append(tuple((p, datastore.proxy_list[p]['label'])))
|
|
|
|
|
|
if request.method == 'POST' and form.validate():
|
|
|
|
extra_update_obj = {}
|
|
|
|
if request.args.get('unpause_on_save'):
|
|
extra_update_obj['paused'] = False
|
|
# Re #110, if they submit the same as the default value, set it to None, so we continue to follow the default
|
|
# Assume we use the default value, unless something relevant is different, then use the form value
|
|
# values could be None, 0 etc.
|
|
# Set to None unless the next for: says that something is different
|
|
extra_update_obj['time_between_check'] = dict.fromkeys(form.time_between_check.data)
|
|
for k, v in form.time_between_check.data.items():
|
|
if v and v != datastore.data['settings']['requests']['time_between_check'][k]:
|
|
extra_update_obj['time_between_check'] = form.time_between_check.data
|
|
using_default_check_time = False
|
|
break
|
|
|
|
|
|
|
|
# Ignore text
|
|
form_ignore_text = form.ignore_text.data
|
|
datastore.data['watching'][uuid]['ignore_text'] = form_ignore_text
|
|
|
|
# Be sure proxy value is None
|
|
if datastore.proxy_list is not None and form.data['proxy'] == '':
|
|
extra_update_obj['proxy'] = None
|
|
|
|
# Unsetting all filter_text methods should make it go back to default
|
|
# This particularly affects tests running
|
|
if 'filter_text_added' in form.data and not form.data.get('filter_text_added') \
|
|
and 'filter_text_replaced' in form.data and not form.data.get('filter_text_replaced') \
|
|
and 'filter_text_removed' in form.data and not form.data.get('filter_text_removed'):
|
|
extra_update_obj['filter_text_added'] = True
|
|
extra_update_obj['filter_text_replaced'] = True
|
|
extra_update_obj['filter_text_removed'] = True
|
|
|
|
# Because wtforms doesn't support accessing other data in process_ , but we convert the CSV list of tags back to a list of UUIDs
|
|
tag_uuids = []
|
|
if form.data.get('tags'):
|
|
# Sometimes in testing this can be list, dont know why
|
|
if type(form.data.get('tags')) == list:
|
|
extra_update_obj['tags'] = form.data.get('tags')
|
|
else:
|
|
for t in form.data.get('tags').split(','):
|
|
tag_uuids.append(datastore.add_tag(name=t))
|
|
extra_update_obj['tags'] = tag_uuids
|
|
|
|
datastore.data['watching'][uuid].update(form.data)
|
|
datastore.data['watching'][uuid].update(extra_update_obj)
|
|
|
|
if request.args.get('unpause_on_save'):
|
|
flash("Updated watch - unpaused!.")
|
|
else:
|
|
flash("Updated watch.")
|
|
|
|
# Re #286 - We wait for syncing new data to disk in another thread every 60 seconds
|
|
# But in the case something is added we should save straight away
|
|
datastore.needs_write_urgent = True
|
|
|
|
# Queue the watch for immediate recheck, with a higher priority
|
|
update_q.put(queuedWatchMetaData.PrioritizedItem(priority=1, item={'uuid': uuid, 'skip_when_checksum_same': False}))
|
|
|
|
# Diff page [edit] link should go back to diff page
|
|
if request.args.get("next") and request.args.get("next") == 'diff':
|
|
return redirect(url_for('diff_history_page', uuid=uuid))
|
|
|
|
return redirect(url_for('index'))
|
|
|
|
else:
|
|
if request.method == 'POST' and not form.validate():
|
|
flash("An error occurred, please see below.", "error")
|
|
|
|
visualselector_data_is_ready = datastore.visualselector_data_is_ready(uuid)
|
|
|
|
|
|
# JQ is difficult to install on windows and must be manually added (outside requirements.txt)
|
|
jq_support = True
|
|
try:
|
|
import jq
|
|
except ModuleNotFoundError:
|
|
jq_support = False
|
|
|
|
watch = datastore.data['watching'].get(uuid)
|
|
system_uses_webdriver = datastore.data['settings']['application']['fetch_backend'] == 'html_webdriver'
|
|
|
|
is_html_webdriver = False
|
|
if (watch.get('fetch_backend') == 'system' and system_uses_webdriver) or watch.get('fetch_backend') == 'html_webdriver' or watch.get('fetch_backend', '').startswith('extra_browser_'):
|
|
is_html_webdriver = True
|
|
|
|
# Only works reliably with Playwright
|
|
visualselector_enabled = os.getenv('PLAYWRIGHT_DRIVER_URL', False) and is_html_webdriver
|
|
output = render_template("edit.html",
|
|
available_processors=processors.available_processors(),
|
|
browser_steps_config=browser_step_ui_config,
|
|
emailprefix=os.getenv('NOTIFICATION_MAIL_BUTTON_PREFIX', False),
|
|
extra_title=f" - Edit - {watch.label}",
|
|
form=form,
|
|
has_default_notification_urls=True if len(datastore.data['settings']['application']['notification_urls']) else False,
|
|
has_empty_checktime=using_default_check_time,
|
|
has_extra_headers_file=len(datastore.get_all_headers_in_textfile_for_watch(uuid=uuid)) > 0,
|
|
has_special_tag_options=_watch_has_tag_options_set(watch=watch),
|
|
is_html_webdriver=is_html_webdriver,
|
|
jq_support=jq_support,
|
|
playwright_enabled=os.getenv('PLAYWRIGHT_DRIVER_URL', False),
|
|
settings_application=datastore.data['settings']['application'],
|
|
using_global_webdriver_wait=default['webdriver_delay'] is None,
|
|
uuid=uuid,
|
|
visualselector_enabled=visualselector_enabled,
|
|
watch=watch
|
|
)
|
|
|
|
return output
|
|
|
|
@app.route("/settings", methods=['GET', "POST"])
|
|
@login_optionally_required
|
|
def settings_page():
|
|
from changedetectionio import forms
|
|
|
|
default = deepcopy(datastore.data['settings'])
|
|
if datastore.proxy_list is not None:
|
|
available_proxies = list(datastore.proxy_list.keys())
|
|
# When enabled
|
|
system_proxy = datastore.data['settings']['requests']['proxy']
|
|
# In the case it doesnt exist anymore
|
|
if not system_proxy in available_proxies:
|
|
system_proxy = None
|
|
|
|
default['requests']['proxy'] = system_proxy if system_proxy is not None else available_proxies[0]
|
|
# Used by the form handler to keep or remove the proxy settings
|
|
default['proxy_list'] = available_proxies[0]
|
|
|
|
|
|
# Don't use form.data on POST so that it doesnt overrid the checkbox status from the POST status
|
|
form = forms.globalSettingsForm(formdata=request.form if request.method == 'POST' else None,
|
|
data=default
|
|
)
|
|
|
|
# Remove the last option 'System default'
|
|
form.application.form.notification_format.choices.pop()
|
|
|
|
if datastore.proxy_list is None:
|
|
# @todo - Couldn't get setattr() etc dynamic addition working, so remove it instead
|
|
del form.requests.form.proxy
|
|
else:
|
|
form.requests.form.proxy.choices = []
|
|
for p in datastore.proxy_list:
|
|
form.requests.form.proxy.choices.append(tuple((p, datastore.proxy_list[p]['label'])))
|
|
|
|
|
|
if request.method == 'POST':
|
|
# Password unset is a GET, but we can lock the session to a salted env password to always need the password
|
|
if form.application.form.data.get('removepassword_button', False):
|
|
# SALTED_PASS means the password is "locked" to what we set in the Env var
|
|
if not os.getenv("SALTED_PASS", False):
|
|
datastore.remove_password()
|
|
flash("Password protection removed.", 'notice')
|
|
flask_login.logout_user()
|
|
return redirect(url_for('settings_page'))
|
|
|
|
if form.validate():
|
|
# Don't set password to False when a password is set - should be only removed with the `removepassword` button
|
|
app_update = dict(deepcopy(form.data['application']))
|
|
|
|
# Never update password with '' or False (Added by wtforms when not in submission)
|
|
if 'password' in app_update and not app_update['password']:
|
|
del (app_update['password'])
|
|
|
|
datastore.data['settings']['application'].update(app_update)
|
|
datastore.data['settings']['requests'].update(form.data['requests'])
|
|
|
|
if not os.getenv("SALTED_PASS", False) and len(form.application.form.password.encrypted_password):
|
|
datastore.data['settings']['application']['password'] = form.application.form.password.encrypted_password
|
|
datastore.needs_write_urgent = True
|
|
flash("Password protection enabled.", 'notice')
|
|
flask_login.logout_user()
|
|
return redirect(url_for('index'))
|
|
|
|
datastore.needs_write_urgent = True
|
|
flash("Settings updated.")
|
|
|
|
else:
|
|
flash("An error occurred, please see below.", "error")
|
|
|
|
output = render_template("settings.html",
|
|
form=form,
|
|
hide_remove_pass=os.getenv("SALTED_PASS", False),
|
|
api_key=datastore.data['settings']['application'].get('api_access_token'),
|
|
emailprefix=os.getenv('NOTIFICATION_MAIL_BUTTON_PREFIX', False),
|
|
settings_application=datastore.data['settings']['application'])
|
|
|
|
return output
|
|
|
|
@app.route("/settings/reset-api-key", methods=['GET'])
|
|
@login_optionally_required
|
|
def settings_reset_api_key():
|
|
import secrets
|
|
secret = secrets.token_hex(16)
|
|
datastore.data['settings']['application']['api_access_token'] = secret
|
|
datastore.needs_write_urgent = True
|
|
flash("API Key was regenerated.")
|
|
return redirect(url_for('settings_page')+'#api')
|
|
|
|
@app.route("/import", methods=['GET', "POST"])
|
|
@login_optionally_required
|
|
def import_page():
|
|
remaining_urls = []
|
|
from . import forms
|
|
|
|
if request.method == 'POST':
|
|
|
|
from .importer import import_url_list, import_distill_io_json
|
|
|
|
# URL List import
|
|
if request.values.get('urls') and len(request.values.get('urls').strip()):
|
|
# Import and push into the queue for immediate update check
|
|
importer = import_url_list()
|
|
importer.run(data=request.values.get('urls'), flash=flash, datastore=datastore, processor=request.values.get('processor'))
|
|
for uuid in importer.new_uuids:
|
|
update_q.put(queuedWatchMetaData.PrioritizedItem(priority=1, item={'uuid': uuid, 'skip_when_checksum_same': True}))
|
|
|
|
if len(importer.remaining_data) == 0:
|
|
return redirect(url_for('index'))
|
|
else:
|
|
remaining_urls = importer.remaining_data
|
|
|
|
# Distill.io import
|
|
if request.values.get('distill-io') and len(request.values.get('distill-io').strip()):
|
|
# Import and push into the queue for immediate update check
|
|
d_importer = import_distill_io_json()
|
|
d_importer.run(data=request.values.get('distill-io'), flash=flash, datastore=datastore)
|
|
for uuid in d_importer.new_uuids:
|
|
update_q.put(queuedWatchMetaData.PrioritizedItem(priority=1, item={'uuid': uuid, 'skip_when_checksum_same': True}))
|
|
|
|
# XLSX importer
|
|
if request.files and request.files.get('xlsx_file'):
|
|
file = request.files['xlsx_file']
|
|
from .importer import import_xlsx_wachete, import_xlsx_custom
|
|
|
|
if request.values.get('file_mapping') == 'wachete':
|
|
w_importer = import_xlsx_wachete()
|
|
w_importer.run(data=file, flash=flash, datastore=datastore)
|
|
else:
|
|
w_importer = import_xlsx_custom()
|
|
# Building mapping of col # to col # type
|
|
map = {}
|
|
for i in range(10):
|
|
c = request.values.get(f"custom_xlsx[col_{i}]")
|
|
v = request.values.get(f"custom_xlsx[col_type_{i}]")
|
|
if c and v:
|
|
map[int(c)] = v
|
|
|
|
w_importer.import_profile = map
|
|
w_importer.run(data=file, flash=flash, datastore=datastore)
|
|
|
|
for uuid in w_importer.new_uuids:
|
|
update_q.put(queuedWatchMetaData.PrioritizedItem(priority=1, item={'uuid': uuid, 'skip_when_checksum_same': True}))
|
|
|
|
# Could be some remaining, or we could be on GET
|
|
form = forms.importForm(formdata=request.form if request.method == 'POST' else None)
|
|
output = render_template("import.html",
|
|
form=form,
|
|
import_url_list_remaining="\n".join(remaining_urls),
|
|
original_distill_json=''
|
|
)
|
|
return output
|
|
|
|
# Clear all statuses, so we do not see the 'unviewed' class
|
|
@app.route("/form/mark-all-viewed", methods=['GET'])
|
|
@login_optionally_required
|
|
def mark_all_viewed():
|
|
|
|
# Save the current newest history as the most recently viewed
|
|
with_errors = request.args.get('with_errors') == "1"
|
|
for watch_uuid, watch in datastore.data['watching'].items():
|
|
if with_errors and not watch.get('last_error'):
|
|
continue
|
|
datastore.set_last_viewed(watch_uuid, int(time.time()))
|
|
|
|
return redirect(url_for('index'))
|
|
|
|
@app.route("/diff/<string:uuid>", methods=['GET', 'POST'])
|
|
@login_optionally_required
|
|
def diff_history_page(uuid):
|
|
|
|
from changedetectionio import forms
|
|
|
|
# More for testing, possible to return the first/only
|
|
if uuid == 'first':
|
|
uuid = list(datastore.data['watching'].keys()).pop()
|
|
|
|
extra_stylesheets = [url_for('static_content', group='styles', filename='diff.css')]
|
|
try:
|
|
watch = datastore.data['watching'][uuid]
|
|
except KeyError:
|
|
flash("No history found for the specified link, bad link?", "error")
|
|
return redirect(url_for('index'))
|
|
|
|
# For submission of requesting an extract
|
|
extract_form = forms.extractDataForm(request.form)
|
|
if request.method == 'POST':
|
|
if not extract_form.validate():
|
|
flash("An error occurred, please see below.", "error")
|
|
|
|
else:
|
|
extract_regex = request.form.get('extract_regex').strip()
|
|
output = watch.extract_regex_from_all_history(extract_regex)
|
|
if output:
|
|
watch_dir = os.path.join(datastore_o.datastore_path, uuid)
|
|
response = make_response(send_from_directory(directory=watch_dir, path=output, as_attachment=True))
|
|
response.headers['Content-type'] = 'text/csv'
|
|
response.headers['Cache-Control'] = 'no-cache, no-store, must-revalidate'
|
|
response.headers['Pragma'] = 'no-cache'
|
|
response.headers['Expires'] = 0
|
|
return response
|
|
|
|
|
|
flash('Nothing matches that RegEx', 'error')
|
|
redirect(url_for('diff_history_page', uuid=uuid)+'#extract')
|
|
|
|
history = watch.history
|
|
dates = list(history.keys())
|
|
|
|
if len(dates) < 2:
|
|
flash("Not enough saved change detection snapshots to produce a report.", "error")
|
|
return redirect(url_for('index'))
|
|
|
|
# Save the current newest history as the most recently viewed
|
|
datastore.set_last_viewed(uuid, time.time())
|
|
|
|
# Read as binary and force decode as UTF-8
|
|
# Windows may fail decode in python if we just use 'r' mode (chardet decode exception)
|
|
from_version = request.args.get('from_version')
|
|
from_version_index = -2 # second newest
|
|
if from_version and from_version in dates:
|
|
from_version_index = dates.index(from_version)
|
|
else:
|
|
from_version = dates[from_version_index]
|
|
|
|
try:
|
|
from_version_file_contents = watch.get_history_snapshot(dates[from_version_index])
|
|
except Exception as e:
|
|
from_version_file_contents = f"Unable to read to-version at index {dates[from_version_index]}.\n"
|
|
|
|
to_version = request.args.get('to_version')
|
|
to_version_index = -1
|
|
if to_version and to_version in dates:
|
|
to_version_index = dates.index(to_version)
|
|
else:
|
|
to_version = dates[to_version_index]
|
|
|
|
try:
|
|
to_version_file_contents = watch.get_history_snapshot(dates[to_version_index])
|
|
except Exception as e:
|
|
to_version_file_contents = "Unable to read to-version at index{}.\n".format(dates[to_version_index])
|
|
|
|
screenshot_url = watch.get_screenshot()
|
|
|
|
system_uses_webdriver = datastore.data['settings']['application']['fetch_backend'] == 'html_webdriver'
|
|
|
|
is_html_webdriver = False
|
|
if (watch.get('fetch_backend') == 'system' and system_uses_webdriver) or watch.get('fetch_backend') == 'html_webdriver' or watch.get('fetch_backend', '').startswith('extra_browser_'):
|
|
is_html_webdriver = True
|
|
|
|
password_enabled_and_share_is_off = False
|
|
if datastore.data['settings']['application'].get('password') or os.getenv("SALTED_PASS", False):
|
|
password_enabled_and_share_is_off = not datastore.data['settings']['application'].get('shared_diff_access')
|
|
|
|
output = render_template("diff.html",
|
|
current_diff_url=watch['url'],
|
|
from_version=str(from_version),
|
|
to_version=str(to_version),
|
|
extra_stylesheets=extra_stylesheets,
|
|
extra_title=f" - Diff - {watch.label}",
|
|
extract_form=extract_form,
|
|
is_html_webdriver=is_html_webdriver,
|
|
last_error=watch['last_error'],
|
|
last_error_screenshot=watch.get_error_snapshot(),
|
|
last_error_text=watch.get_error_text(),
|
|
left_sticky=True,
|
|
newest=to_version_file_contents,
|
|
newest_version_timestamp=dates[-1],
|
|
password_enabled_and_share_is_off=password_enabled_and_share_is_off,
|
|
from_version_file_contents=from_version_file_contents,
|
|
to_version_file_contents=to_version_file_contents,
|
|
screenshot=screenshot_url,
|
|
uuid=uuid,
|
|
versions=dates, # All except current/last
|
|
watch_a=watch
|
|
)
|
|
|
|
return output
|
|
|
|
@app.route("/preview/<string:uuid>", methods=['GET'])
|
|
@login_optionally_required
|
|
def preview_page(uuid):
|
|
content = []
|
|
ignored_line_numbers = []
|
|
trigger_line_numbers = []
|
|
|
|
# More for testing, possible to return the first/only
|
|
if uuid == 'first':
|
|
uuid = list(datastore.data['watching'].keys()).pop()
|
|
|
|
try:
|
|
watch = datastore.data['watching'][uuid]
|
|
except KeyError:
|
|
flash("No history found for the specified link, bad link?", "error")
|
|
return redirect(url_for('index'))
|
|
|
|
system_uses_webdriver = datastore.data['settings']['application']['fetch_backend'] == 'html_webdriver'
|
|
extra_stylesheets = [url_for('static_content', group='styles', filename='diff.css')]
|
|
|
|
|
|
is_html_webdriver = False
|
|
if (watch.get('fetch_backend') == 'system' and system_uses_webdriver) or watch.get('fetch_backend') == 'html_webdriver' or watch.get('fetch_backend', '').startswith('extra_browser_'):
|
|
is_html_webdriver = True
|
|
|
|
# Never requested successfully, but we detected a fetch error
|
|
if datastore.data['watching'][uuid].history_n == 0 and (watch.get_error_text() or watch.get_error_snapshot()):
|
|
flash("Preview unavailable - No fetch/check completed or triggers not reached", "error")
|
|
output = render_template("preview.html",
|
|
content=content,
|
|
history_n=watch.history_n,
|
|
extra_stylesheets=extra_stylesheets,
|
|
# current_diff_url=watch['url'],
|
|
watch=watch,
|
|
uuid=uuid,
|
|
is_html_webdriver=is_html_webdriver,
|
|
last_error=watch['last_error'],
|
|
last_error_text=watch.get_error_text(),
|
|
last_error_screenshot=watch.get_error_snapshot())
|
|
return output
|
|
|
|
timestamp = list(watch.history.keys())[-1]
|
|
try:
|
|
tmp = watch.get_history_snapshot(timestamp).splitlines()
|
|
|
|
# Get what needs to be highlighted
|
|
ignore_rules = watch.get('ignore_text', []) + datastore.data['settings']['application']['global_ignore_text']
|
|
|
|
# .readlines will keep the \n, but we will parse it here again, in the future tidy this up
|
|
ignored_line_numbers = html_tools.strip_ignore_text(content="\n".join(tmp),
|
|
wordlist=ignore_rules,
|
|
mode='line numbers'
|
|
)
|
|
|
|
trigger_line_numbers = html_tools.strip_ignore_text(content="\n".join(tmp),
|
|
wordlist=watch['trigger_text'],
|
|
mode='line numbers'
|
|
)
|
|
# Prepare the classes and lines used in the template
|
|
i=0
|
|
for l in tmp:
|
|
classes=[]
|
|
i+=1
|
|
if i in ignored_line_numbers:
|
|
classes.append('ignored')
|
|
if i in trigger_line_numbers:
|
|
classes.append('triggered')
|
|
content.append({'line': l, 'classes': ' '.join(classes)})
|
|
|
|
except Exception as e:
|
|
content.append({'line': f"File doesnt exist or unable to read timestamp {timestamp}", 'classes': ''})
|
|
|
|
output = render_template("preview.html",
|
|
content=content,
|
|
history_n=watch.history_n,
|
|
extra_stylesheets=extra_stylesheets,
|
|
ignored_line_numbers=ignored_line_numbers,
|
|
triggered_line_numbers=trigger_line_numbers,
|
|
current_diff_url=watch['url'],
|
|
screenshot=watch.get_screenshot(),
|
|
watch=watch,
|
|
uuid=uuid,
|
|
is_html_webdriver=is_html_webdriver,
|
|
last_error=watch['last_error'],
|
|
last_error_text=watch.get_error_text(),
|
|
last_error_screenshot=watch.get_error_snapshot())
|
|
|
|
return output
|
|
|
|
@app.route("/settings/notification-logs", methods=['GET'])
|
|
@login_optionally_required
|
|
def notification_logs():
|
|
global notification_debug_log
|
|
output = render_template("notification-log.html",
|
|
logs=notification_debug_log if len(notification_debug_log) else ["Notification logs are empty - no notifications sent yet."])
|
|
|
|
return output
|
|
|
|
# We're good but backups are even better!
|
|
@app.route("/backup", methods=['GET'])
|
|
@login_optionally_required
|
|
def get_backup():
|
|
|
|
import zipfile
|
|
from pathlib import Path
|
|
|
|
# Remove any existing backup file, for now we just keep one file
|
|
|
|
for previous_backup_filename in Path(datastore_o.datastore_path).rglob('changedetection-backup-*.zip'):
|
|
os.unlink(previous_backup_filename)
|
|
|
|
# create a ZipFile object
|
|
timestamp = datetime.datetime.now().strftime("%Y%m%d%H%M%S")
|
|
backupname = "changedetection-backup-{}.zip".format(timestamp)
|
|
backup_filepath = os.path.join(datastore_o.datastore_path, backupname)
|
|
|
|
with zipfile.ZipFile(backup_filepath, "w",
|
|
compression=zipfile.ZIP_DEFLATED,
|
|
compresslevel=8) as zipObj:
|
|
|
|
# Be sure we're written fresh
|
|
datastore.sync_to_json()
|
|
|
|
# Add the index
|
|
zipObj.write(os.path.join(datastore_o.datastore_path, "url-watches.json"), arcname="url-watches.json")
|
|
|
|
# Add the flask app secret
|
|
zipObj.write(os.path.join(datastore_o.datastore_path, "secret.txt"), arcname="secret.txt")
|
|
|
|
# Add any data in the watch data directory.
|
|
for uuid, w in datastore.data['watching'].items():
|
|
for f in Path(w.watch_data_dir).glob('*'):
|
|
zipObj.write(f,
|
|
# Use the full path to access the file, but make the file 'relative' in the Zip.
|
|
arcname=os.path.join(f.parts[-2], f.parts[-1]),
|
|
compress_type=zipfile.ZIP_DEFLATED,
|
|
compresslevel=8)
|
|
|
|
# Create a list file with just the URLs, so it's easier to port somewhere else in the future
|
|
list_file = "url-list.txt"
|
|
with open(os.path.join(datastore_o.datastore_path, list_file), "w") as f:
|
|
for uuid in datastore.data["watching"]:
|
|
url = datastore.data["watching"][uuid]["url"]
|
|
f.write("{}\r\n".format(url))
|
|
list_with_tags_file = "url-list-with-tags.txt"
|
|
with open(
|
|
os.path.join(datastore_o.datastore_path, list_with_tags_file), "w"
|
|
) as f:
|
|
for uuid in datastore.data["watching"]:
|
|
url = datastore.data["watching"][uuid].get('url')
|
|
tag = datastore.data["watching"][uuid].get('tags', {})
|
|
f.write("{} {}\r\n".format(url, tag))
|
|
|
|
# Add it to the Zip
|
|
zipObj.write(
|
|
os.path.join(datastore_o.datastore_path, list_file),
|
|
arcname=list_file,
|
|
compress_type=zipfile.ZIP_DEFLATED,
|
|
compresslevel=8,
|
|
)
|
|
zipObj.write(
|
|
os.path.join(datastore_o.datastore_path, list_with_tags_file),
|
|
arcname=list_with_tags_file,
|
|
compress_type=zipfile.ZIP_DEFLATED,
|
|
compresslevel=8,
|
|
)
|
|
|
|
# Send_from_directory needs to be the full absolute path
|
|
return send_from_directory(os.path.abspath(datastore_o.datastore_path), backupname, as_attachment=True)
|
|
|
|
@app.route("/static/<string:group>/<string:filename>", methods=['GET'])
|
|
def static_content(group, filename):
|
|
from flask import make_response
|
|
|
|
if group == 'screenshot':
|
|
# Could be sensitive, follow password requirements
|
|
if datastore.data['settings']['application']['password'] and not flask_login.current_user.is_authenticated:
|
|
abort(403)
|
|
|
|
screenshot_filename = "last-screenshot.png" if not request.args.get('error_screenshot') else "last-error-screenshot.png"
|
|
|
|
# These files should be in our subdirectory
|
|
try:
|
|
# set nocache, set content-type
|
|
response = make_response(send_from_directory(os.path.join(datastore_o.datastore_path, filename), screenshot_filename))
|
|
response.headers['Content-type'] = 'image/png'
|
|
response.headers['Cache-Control'] = 'no-cache, no-store, must-revalidate'
|
|
response.headers['Pragma'] = 'no-cache'
|
|
response.headers['Expires'] = 0
|
|
return response
|
|
|
|
except FileNotFoundError:
|
|
abort(404)
|
|
|
|
|
|
if group == 'visual_selector_data':
|
|
# Could be sensitive, follow password requirements
|
|
if datastore.data['settings']['application']['password'] and not flask_login.current_user.is_authenticated:
|
|
abort(403)
|
|
|
|
# These files should be in our subdirectory
|
|
try:
|
|
# set nocache, set content-type
|
|
response = make_response(send_from_directory(os.path.join(datastore_o.datastore_path, filename), "elements.json"))
|
|
response.headers['Content-type'] = 'application/json'
|
|
response.headers['Cache-Control'] = 'no-cache, no-store, must-revalidate'
|
|
response.headers['Pragma'] = 'no-cache'
|
|
response.headers['Expires'] = 0
|
|
return response
|
|
|
|
except FileNotFoundError:
|
|
abort(404)
|
|
|
|
# These files should be in our subdirectory
|
|
try:
|
|
return send_from_directory("static/{}".format(group), path=filename)
|
|
except FileNotFoundError:
|
|
abort(404)
|
|
|
|
@app.route("/form/add/quickwatch", methods=['POST'])
|
|
@login_optionally_required
|
|
def form_quick_watch_add():
|
|
from changedetectionio import forms
|
|
form = forms.quickWatchForm(request.form)
|
|
|
|
if not form.validate():
|
|
for widget, l in form.errors.items():
|
|
flash(','.join(l), 'error')
|
|
return redirect(url_for('index'))
|
|
|
|
url = request.form.get('url').strip()
|
|
if datastore.url_exists(url):
|
|
flash(f'Warning, URL {url} already exists', "notice")
|
|
|
|
add_paused = request.form.get('edit_and_watch_submit_button') != None
|
|
processor = request.form.get('processor', 'text_json_diff')
|
|
new_uuid = datastore.add_watch(url=url, tag=request.form.get('tags').strip(), extras={'paused': add_paused, 'processor': processor})
|
|
|
|
if new_uuid:
|
|
if add_paused:
|
|
flash('Watch added in Paused state, saving will unpause.')
|
|
return redirect(url_for('edit_page', uuid=new_uuid, unpause_on_save=1))
|
|
else:
|
|
# Straight into the queue.
|
|
update_q.put(queuedWatchMetaData.PrioritizedItem(priority=1, item={'uuid': new_uuid}))
|
|
flash("Watch added.")
|
|
|
|
return redirect(url_for('index'))
|
|
|
|
|
|
|
|
@app.route("/api/delete", methods=['GET'])
|
|
@login_optionally_required
|
|
def form_delete():
|
|
uuid = request.args.get('uuid')
|
|
|
|
if uuid != 'all' and not uuid in datastore.data['watching'].keys():
|
|
flash('The watch by UUID {} does not exist.'.format(uuid), 'error')
|
|
return redirect(url_for('index'))
|
|
|
|
# More for testing, possible to return the first/only
|
|
if uuid == 'first':
|
|
uuid = list(datastore.data['watching'].keys()).pop()
|
|
datastore.delete(uuid)
|
|
flash('Deleted.')
|
|
|
|
return redirect(url_for('index'))
|
|
|
|
@app.route("/api/clone", methods=['GET'])
|
|
@login_optionally_required
|
|
def form_clone():
|
|
uuid = request.args.get('uuid')
|
|
# More for testing, possible to return the first/only
|
|
if uuid == 'first':
|
|
uuid = list(datastore.data['watching'].keys()).pop()
|
|
|
|
new_uuid = datastore.clone(uuid)
|
|
if new_uuid:
|
|
if not datastore.data['watching'].get(uuid).get('paused'):
|
|
update_q.put(queuedWatchMetaData.PrioritizedItem(priority=5, item={'uuid': new_uuid, 'skip_when_checksum_same': True}))
|
|
flash('Cloned.')
|
|
|
|
return redirect(url_for('index'))
|
|
|
|
@app.route("/api/checknow", methods=['GET'])
|
|
@login_optionally_required
|
|
def form_watch_checknow():
|
|
# Forced recheck will skip the 'skip if content is the same' rule (, 'reprocess_existing_data': True})))
|
|
tag = request.args.get('tag')
|
|
uuid = request.args.get('uuid')
|
|
with_errors = request.args.get('with_errors') == "1"
|
|
|
|
i = 0
|
|
|
|
running_uuids = []
|
|
for t in running_update_threads:
|
|
running_uuids.append(t.current_uuid)
|
|
|
|
if uuid:
|
|
if uuid not in running_uuids:
|
|
update_q.put(queuedWatchMetaData.PrioritizedItem(priority=1, item={'uuid': uuid, 'skip_when_checksum_same': False}))
|
|
i = 1
|
|
|
|
elif tag:
|
|
# Items that have this current tag
|
|
for watch_uuid, watch in datastore.data['watching'].items():
|
|
if tag in watch.get('tags', {}):
|
|
if with_errors and not watch.get('last_error'):
|
|
continue
|
|
if watch_uuid not in running_uuids and not datastore.data['watching'][watch_uuid]['paused']:
|
|
update_q.put(
|
|
queuedWatchMetaData.PrioritizedItem(priority=1, item={'uuid': watch_uuid, 'skip_when_checksum_same': False})
|
|
)
|
|
i += 1
|
|
|
|
else:
|
|
# No tag, no uuid, add everything.
|
|
for watch_uuid, watch in datastore.data['watching'].items():
|
|
if watch_uuid not in running_uuids and not datastore.data['watching'][watch_uuid]['paused']:
|
|
if with_errors and not watch.get('last_error'):
|
|
continue
|
|
update_q.put(queuedWatchMetaData.PrioritizedItem(priority=1, item={'uuid': watch_uuid, 'skip_when_checksum_same': False}))
|
|
i += 1
|
|
|
|
flash("{} watches queued for rechecking.".format(i))
|
|
return redirect(url_for('index', tag=tag))
|
|
|
|
@app.route("/form/checkbox-operations", methods=['POST'])
|
|
@login_optionally_required
|
|
def form_watch_list_checkbox_operations():
|
|
op = request.form['op']
|
|
uuids = request.form.getlist('uuids')
|
|
|
|
if (op == 'delete'):
|
|
for uuid in uuids:
|
|
uuid = uuid.strip()
|
|
if datastore.data['watching'].get(uuid):
|
|
datastore.delete(uuid.strip())
|
|
flash("{} watches deleted".format(len(uuids)))
|
|
|
|
elif (op == 'pause'):
|
|
for uuid in uuids:
|
|
uuid = uuid.strip()
|
|
if datastore.data['watching'].get(uuid):
|
|
datastore.data['watching'][uuid.strip()]['paused'] = True
|
|
flash("{} watches paused".format(len(uuids)))
|
|
|
|
elif (op == 'unpause'):
|
|
for uuid in uuids:
|
|
uuid = uuid.strip()
|
|
if datastore.data['watching'].get(uuid):
|
|
datastore.data['watching'][uuid.strip()]['paused'] = False
|
|
flash("{} watches unpaused".format(len(uuids)))
|
|
|
|
elif (op == 'mark-viewed'):
|
|
for uuid in uuids:
|
|
uuid = uuid.strip()
|
|
if datastore.data['watching'].get(uuid):
|
|
datastore.set_last_viewed(uuid, int(time.time()))
|
|
flash("{} watches updated".format(len(uuids)))
|
|
|
|
elif (op == 'mute'):
|
|
for uuid in uuids:
|
|
uuid = uuid.strip()
|
|
if datastore.data['watching'].get(uuid):
|
|
datastore.data['watching'][uuid.strip()]['notification_muted'] = True
|
|
flash("{} watches muted".format(len(uuids)))
|
|
|
|
elif (op == 'unmute'):
|
|
for uuid in uuids:
|
|
uuid = uuid.strip()
|
|
if datastore.data['watching'].get(uuid):
|
|
datastore.data['watching'][uuid.strip()]['notification_muted'] = False
|
|
flash("{} watches un-muted".format(len(uuids)))
|
|
|
|
elif (op == 'recheck'):
|
|
for uuid in uuids:
|
|
uuid = uuid.strip()
|
|
if datastore.data['watching'].get(uuid):
|
|
# Recheck and require a full reprocessing
|
|
update_q.put(queuedWatchMetaData.PrioritizedItem(priority=1, item={'uuid': uuid, 'skip_when_checksum_same': False}))
|
|
flash("{} watches queued for rechecking".format(len(uuids)))
|
|
|
|
elif (op == 'clear-errors'):
|
|
for uuid in uuids:
|
|
uuid = uuid.strip()
|
|
if datastore.data['watching'].get(uuid):
|
|
datastore.data['watching'][uuid]["last_error"] = False
|
|
flash(f"{len(uuids)} watches errors cleared")
|
|
|
|
elif (op == 'clear-history'):
|
|
for uuid in uuids:
|
|
uuid = uuid.strip()
|
|
if datastore.data['watching'].get(uuid):
|
|
datastore.clear_watch_history(uuid)
|
|
flash("{} watches cleared/reset.".format(len(uuids)))
|
|
|
|
elif (op == 'notification-default'):
|
|
from changedetectionio.notification import (
|
|
default_notification_format_for_watch
|
|
)
|
|
for uuid in uuids:
|
|
uuid = uuid.strip()
|
|
if datastore.data['watching'].get(uuid):
|
|
datastore.data['watching'][uuid.strip()]['notification_title'] = None
|
|
datastore.data['watching'][uuid.strip()]['notification_body'] = None
|
|
datastore.data['watching'][uuid.strip()]['notification_urls'] = []
|
|
datastore.data['watching'][uuid.strip()]['notification_format'] = default_notification_format_for_watch
|
|
flash("{} watches set to use default notification settings".format(len(uuids)))
|
|
|
|
elif (op == 'assign-tag'):
|
|
op_extradata = request.form.get('op_extradata', '').strip()
|
|
if op_extradata:
|
|
tag_uuid = datastore.add_tag(name=op_extradata)
|
|
if op_extradata and tag_uuid:
|
|
for uuid in uuids:
|
|
uuid = uuid.strip()
|
|
if datastore.data['watching'].get(uuid):
|
|
datastore.data['watching'][uuid]['tags'].append(tag_uuid)
|
|
|
|
flash("{} watches assigned tag".format(len(uuids)))
|
|
|
|
return redirect(url_for('index'))
|
|
|
|
@app.route("/api/share-url", methods=['GET'])
|
|
@login_optionally_required
|
|
def form_share_put_watch():
|
|
"""Given a watch UUID, upload the info and return a share-link
|
|
the share-link can be imported/added"""
|
|
import requests
|
|
import json
|
|
uuid = request.args.get('uuid')
|
|
|
|
# more for testing
|
|
if uuid == 'first':
|
|
uuid = list(datastore.data['watching'].keys()).pop()
|
|
|
|
# copy it to memory as trim off what we dont need (history)
|
|
watch = deepcopy(datastore.data['watching'][uuid])
|
|
# For older versions that are not a @property
|
|
if (watch.get('history')):
|
|
del (watch['history'])
|
|
|
|
# for safety/privacy
|
|
for k in list(watch.keys()):
|
|
if k.startswith('notification_'):
|
|
del watch[k]
|
|
|
|
for r in['uuid', 'last_checked', 'last_changed']:
|
|
if watch.get(r):
|
|
del (watch[r])
|
|
|
|
# Add the global stuff which may have an impact
|
|
watch['ignore_text'] += datastore.data['settings']['application']['global_ignore_text']
|
|
watch['subtractive_selectors'] += datastore.data['settings']['application']['global_subtractive_selectors']
|
|
|
|
watch_json = json.dumps(watch)
|
|
|
|
try:
|
|
r = requests.request(method="POST",
|
|
data={'watch': watch_json},
|
|
url="https://changedetection.io/share/share",
|
|
headers={'App-Guid': datastore.data['app_guid']})
|
|
res = r.json()
|
|
|
|
session['share-link'] = "https://changedetection.io/share/{}".format(res['share_key'])
|
|
|
|
|
|
except Exception as e:
|
|
logger.error(f"Error sharing -{str(e)}")
|
|
flash("Could not share, something went wrong while communicating with the share server - {}".format(str(e)), 'error')
|
|
|
|
# https://changedetection.io/share/VrMv05wpXyQa
|
|
# in the browser - should give you a nice info page - wtf
|
|
# paste in etc
|
|
return redirect(url_for('index'))
|
|
|
|
@app.route("/highlight_submit_ignore_url", methods=['POST'])
|
|
@login_optionally_required
|
|
def highlight_submit_ignore_url():
|
|
import re
|
|
mode = request.form.get('mode')
|
|
selection = request.form.get('selection')
|
|
|
|
uuid = request.args.get('uuid','')
|
|
if datastore.data["watching"].get(uuid):
|
|
if mode == 'exact':
|
|
for l in selection.splitlines():
|
|
datastore.data["watching"][uuid]['ignore_text'].append(l.strip())
|
|
elif mode == 'digit-regex':
|
|
for l in selection.splitlines():
|
|
# Replace any series of numbers with a regex
|
|
s = re.escape(l.strip())
|
|
s = re.sub(r'[0-9]+', r'\\d+', s)
|
|
datastore.data["watching"][uuid]['ignore_text'].append('/' + s + '/')
|
|
|
|
return f"<a href={url_for('preview_page', uuid=uuid)}>Click to preview</a>"
|
|
|
|
|
|
import changedetectionio.blueprint.browser_steps as browser_steps
|
|
app.register_blueprint(browser_steps.construct_blueprint(datastore), url_prefix='/browser-steps')
|
|
|
|
import changedetectionio.blueprint.price_data_follower as price_data_follower
|
|
app.register_blueprint(price_data_follower.construct_blueprint(datastore, update_q), url_prefix='/price_data_follower')
|
|
|
|
import changedetectionio.blueprint.tags as tags
|
|
app.register_blueprint(tags.construct_blueprint(datastore), url_prefix='/tags')
|
|
|
|
import changedetectionio.blueprint.check_proxies as check_proxies
|
|
app.register_blueprint(check_proxies.construct_blueprint(datastore=datastore), url_prefix='/check_proxy')
|
|
|
|
|
|
# @todo handle ctrl break
|
|
ticker_thread = threading.Thread(target=ticker_thread_check_time_launch_checks).start()
|
|
threading.Thread(target=notification_runner).start()
|
|
|
|
# Check for new release version, but not when running in test/build or pytest
|
|
if not os.getenv("GITHUB_REF", False) and not config.get('disable_checkver') == True:
|
|
threading.Thread(target=check_for_new_version).start()
|
|
|
|
return app
|
|
|
|
|
|
# Check for new version and anonymous stats
|
|
def check_for_new_version():
|
|
import requests
|
|
import urllib3
|
|
urllib3.disable_warnings(urllib3.exceptions.InsecureRequestWarning)
|
|
|
|
while not app.config.exit.is_set():
|
|
try:
|
|
r = requests.post("https://changedetection.io/check-ver.php",
|
|
data={'version': __version__,
|
|
'app_guid': datastore.data['app_guid'],
|
|
'watch_count': len(datastore.data['watching'])
|
|
},
|
|
|
|
verify=False)
|
|
except:
|
|
pass
|
|
|
|
try:
|
|
if "new_version" in r.text:
|
|
app.config['NEW_VERSION_AVAILABLE'] = True
|
|
except:
|
|
pass
|
|
|
|
# Check daily
|
|
app.config.exit.wait(86400)
|
|
|
|
|
|
def notification_runner():
|
|
global notification_debug_log
|
|
from datetime import datetime
|
|
import json
|
|
while not app.config.exit.is_set():
|
|
try:
|
|
# At the moment only one thread runs (single runner)
|
|
n_object = notification_q.get(block=False)
|
|
except queue.Empty:
|
|
time.sleep(1)
|
|
|
|
else:
|
|
|
|
now = datetime.now()
|
|
sent_obj = None
|
|
|
|
try:
|
|
from changedetectionio import notification
|
|
# Fallback to system config if not set
|
|
if not n_object.get('notification_body') and datastore.data['settings']['application'].get('notification_body'):
|
|
n_object['notification_body'] = datastore.data['settings']['application'].get('notification_body')
|
|
|
|
if not n_object.get('notification_title') and datastore.data['settings']['application'].get('notification_title'):
|
|
n_object['notification_title'] = datastore.data['settings']['application'].get('notification_title')
|
|
|
|
if not n_object.get('notification_format') and datastore.data['settings']['application'].get('notification_format'):
|
|
n_object['notification_format'] = datastore.data['settings']['application'].get('notification_format')
|
|
|
|
sent_obj = notification.process_notification(n_object, datastore)
|
|
|
|
except Exception as e:
|
|
logger.error(f"Watch URL: {n_object['watch_url']} Error {str(e)}")
|
|
|
|
# UUID wont be present when we submit a 'test' from the global settings
|
|
if 'uuid' in n_object:
|
|
datastore.update_watch(uuid=n_object['uuid'],
|
|
update_obj={'last_notification_error': "Notification error detected, goto notification log."})
|
|
|
|
log_lines = str(e).splitlines()
|
|
notification_debug_log += log_lines
|
|
|
|
# Process notifications
|
|
notification_debug_log+= ["{} - SENDING - {}".format(now.strftime("%Y/%m/%d %H:%M:%S,000"), json.dumps(sent_obj))]
|
|
# Trim the log length
|
|
notification_debug_log = notification_debug_log[-100:]
|
|
|
|
# Thread runner to check every minute, look for new watches to feed into the Queue.
|
|
def ticker_thread_check_time_launch_checks():
|
|
import random
|
|
from changedetectionio import update_worker
|
|
|
|
proxy_last_called_time = {}
|
|
|
|
recheck_time_minimum_seconds = int(os.getenv('MINIMUM_SECONDS_RECHECK_TIME', 20))
|
|
logger.debug(f"System env MINIMUM_SECONDS_RECHECK_TIME {recheck_time_minimum_seconds}")
|
|
|
|
# Spin up Workers that do the fetching
|
|
# Can be overriden by ENV or use the default settings
|
|
n_workers = int(os.getenv("FETCH_WORKERS", datastore.data['settings']['requests']['workers']))
|
|
for _ in range(n_workers):
|
|
new_worker = update_worker.update_worker(update_q, notification_q, app, datastore)
|
|
running_update_threads.append(new_worker)
|
|
new_worker.start()
|
|
|
|
while not app.config.exit.is_set():
|
|
|
|
# Get a list of watches by UUID that are currently fetching data
|
|
running_uuids = []
|
|
for t in running_update_threads:
|
|
if t.current_uuid:
|
|
running_uuids.append(t.current_uuid)
|
|
|
|
# Re #232 - Deepcopy the data incase it changes while we're iterating through it all
|
|
watch_uuid_list = []
|
|
while True:
|
|
try:
|
|
# Get a list of watches sorted by last_checked, [1] because it gets passed a tuple
|
|
# This is so we examine the most over-due first
|
|
for k in sorted(datastore.data['watching'].items(), key=lambda item: item[1].get('last_checked',0)):
|
|
watch_uuid_list.append(k[0])
|
|
|
|
except RuntimeError as e:
|
|
# RuntimeError: dictionary changed size during iteration
|
|
time.sleep(0.1)
|
|
else:
|
|
break
|
|
|
|
# Re #438 - Don't place more watches in the queue to be checked if the queue is already large
|
|
while update_q.qsize() >= 2000:
|
|
time.sleep(1)
|
|
|
|
|
|
recheck_time_system_seconds = int(datastore.threshold_seconds)
|
|
|
|
# Check for watches outside of the time threshold to put in the thread queue.
|
|
for uuid in watch_uuid_list:
|
|
now = time.time()
|
|
watch = datastore.data['watching'].get(uuid)
|
|
if not watch:
|
|
logger.error(f"Watch: {uuid} no longer present.")
|
|
continue
|
|
|
|
# No need todo further processing if it's paused
|
|
if watch['paused']:
|
|
continue
|
|
|
|
# If they supplied an individual entry minutes to threshold.
|
|
|
|
watch_threshold_seconds = watch.threshold_seconds()
|
|
threshold = watch_threshold_seconds if watch_threshold_seconds > 0 else recheck_time_system_seconds
|
|
|
|
# #580 - Jitter plus/minus amount of time to make the check seem more random to the server
|
|
jitter = datastore.data['settings']['requests'].get('jitter_seconds', 0)
|
|
if jitter > 0:
|
|
if watch.jitter_seconds == 0:
|
|
watch.jitter_seconds = random.uniform(-abs(jitter), jitter)
|
|
|
|
seconds_since_last_recheck = now - watch['last_checked']
|
|
|
|
if seconds_since_last_recheck >= (threshold + watch.jitter_seconds) and seconds_since_last_recheck >= recheck_time_minimum_seconds:
|
|
if not uuid in running_uuids and uuid not in [q_uuid.item['uuid'] for q_uuid in update_q.queue]:
|
|
|
|
# Proxies can be set to have a limit on seconds between which they can be called
|
|
watch_proxy = datastore.get_preferred_proxy_for_watch(uuid=uuid)
|
|
if watch_proxy and watch_proxy in list(datastore.proxy_list.keys()):
|
|
# Proxy may also have some threshold minimum
|
|
proxy_list_reuse_time_minimum = int(datastore.proxy_list.get(watch_proxy, {}).get('reuse_time_minimum', 0))
|
|
if proxy_list_reuse_time_minimum:
|
|
proxy_last_used_time = proxy_last_called_time.get(watch_proxy, 0)
|
|
time_since_proxy_used = int(time.time() - proxy_last_used_time)
|
|
if time_since_proxy_used < proxy_list_reuse_time_minimum:
|
|
# Not enough time difference reached, skip this watch
|
|
logger.debug(f"> Skipped UUID {uuid} "
|
|
f"using proxy '{watch_proxy}', not "
|
|
f"enough time between proxy requests "
|
|
f"{time_since_proxy_used}s/{proxy_list_reuse_time_minimum}s")
|
|
continue
|
|
else:
|
|
# Record the last used time
|
|
proxy_last_called_time[watch_proxy] = int(time.time())
|
|
|
|
# Use Epoch time as priority, so we get a "sorted" PriorityQueue, but we can still push a priority 1 into it.
|
|
priority = int(time.time())
|
|
logger.debug(
|
|
f"> Queued watch UUID {uuid} "
|
|
f"last checked at {watch['last_checked']} "
|
|
f"queued at {now:0.2f} priority {priority} "
|
|
f"jitter {watch.jitter_seconds:0.2f}s, "
|
|
f"{now - watch['last_checked']:0.2f}s since last checked")
|
|
|
|
# Into the queue with you
|
|
update_q.put(queuedWatchMetaData.PrioritizedItem(priority=priority, item={'uuid': uuid, 'skip_when_checksum_same': True}))
|
|
|
|
# Reset for next time
|
|
watch.jitter_seconds = 0
|
|
|
|
# Wait before checking the list again - saves CPU
|
|
time.sleep(1)
|
|
|
|
# Should be low so we can break this out in testing
|
|
app.config.exit.wait(1)
|