kopia lustrzana https://github.com/dgtlmoon/changedetection.io
				
				
				
			
		
			
				
	
	
		
			1527 wiersze
		
	
	
		
			64 KiB
		
	
	
	
		
			Python
		
	
	
			
		
		
	
	
			1527 wiersze
		
	
	
		
			64 KiB
		
	
	
	
		
			Python
		
	
	
| #!/usr/bin/python3
 | |
| 
 | |
| from changedetectionio import queuedWatchMetaData
 | |
| from copy import deepcopy
 | |
| from distutils.util import strtobool
 | |
| from feedgen.feed import FeedGenerator
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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_restful import abort, Api
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| from flask_wtf import CSRFProtect
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| from functools import wraps
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| from threading import Event
 | |
| import datetime
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| import flask_login
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| import logging
 | |
| import os
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| import pytz
 | |
| import queue
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| import threading
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| import time
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| import timeago
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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 changedetectionio import html_tools
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| from changedetectionio.api import api_v1
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| 
 | |
| __version__ = '0.40.3'
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| 
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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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| 
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| extra_stylesheets = []
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| 
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| update_q = queue.PriorityQueue()
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| notification_q = queue.Queue()
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| 
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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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| 
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| # Super handy for compressing large BrowserSteps responses and others
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| FlaskCompress(app)
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| 
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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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| 
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| app.config.exit = Event()
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| 
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| app.config['NEW_VERSION_AVAILABLE'] = False
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| 
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| #app.config["EXPLAIN_TEMPLATE_LOADING"] = True
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| 
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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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| 
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| watch_api = Api(app, decorators=[csrf.exempt])
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| 
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| def init_app_secret(datastore_path):
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|     secret = ""
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| 
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|     path = "{}/secret.txt".format(datastore_path)
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| 
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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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| 
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|     return secret
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| 
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| 
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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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| 
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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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| 
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|     if watch_obj['last_checked'] == 0:
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|         return 'Not yet'
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| 
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|     return timeago.format(int(watch_obj['last_checked']), time.time())
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| 
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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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| 
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|     return timeago.format(timestamp, time.time())
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| 
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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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| 
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|     return format(int(time.time()-timestamp), ',d')
 | |
| 
 | |
| # 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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| 
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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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| 
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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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| 
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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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| 
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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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| 
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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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| 
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|         return new_key == raw_salt_pass
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| 
 | |
|     pass
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| 
 | |
| 
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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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| 
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|         has_password_enabled = datastore.data['settings']['application'].get('password') or os.getenv("SALTED_PASS", False)
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| 
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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:
 | |
|             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):
 | |
|     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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| 
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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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| 
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| 
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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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| 
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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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| 
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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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| 
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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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| 
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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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| 
 | |
|     # 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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| 
 | |
| 
 | |
| 
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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
 | |
| 
 | |
|     @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')))
 | |
| 
 | |
|     @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
 | |
|     # You can divide up the stuff like this
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|     @app.route('/login', methods=['GET', 'POST'])
 | |
|     def login():
 | |
| 
 | |
|         if request.method == 'GET':
 | |
|             if flask_login.current_user.is_authenticated:
 | |
|                 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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| 
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|         user = User()
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|         user.id = "defaultuser@changedetection.io"
 | |
| 
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|         password = request.form.get('password')
 | |
| 
 | |
|         if (user.check_password(password)):
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|             flask_login.login_user(user, remember=True)
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| 
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|             # For now there's nothing else interesting here other than the index/list page
 | |
|             # 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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| 
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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'))
 | |
| 
 | |
|     @app.before_request
 | |
|     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:
 | |
|             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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| 
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|         return None
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| 
 | |
|     @app.route("/rss", methods=['GET'])
 | |
|     def rss():
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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')
 | |
| 
 | |
|         # 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
 | |
|         for uuid, watch in datastore.data['watching'].items():
 | |
| 
 | |
|             if limit_tag != None:
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|                 # Support for comma separated list of tags.
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|                 for tag_in_watch in watch['tag'].split(','):
 | |
|                     tag_in_watch = tag_in_watch.strip()
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|                     if tag_in_watch == limit_tag:
 | |
|                         watch['uuid'] = uuid
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|                         sorted_watches.append(watch)
 | |
| 
 | |
|             else:
 | |
|                 watch['uuid'] = uuid
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|                 sorted_watches.append(watch)
 | |
| 
 | |
|         sorted_watches.sort(key=lambda x: x.last_changed, reverse=False)
 | |
| 
 | |
|         fg = FeedGenerator()
 | |
|         fg.title('changedetection.io')
 | |
|         fg.description('Feed description')
 | |
|         fg.link(href='https://changedetection.io')
 | |
| 
 | |
|         for watch in sorted_watches:
 | |
| 
 | |
|             dates = list(watch.history.keys())
 | |
|             # Re #521 - Don't bother processing this one if theres less than 2 snapshots, means we never had a change detected.
 | |
|             if len(dates) < 2:
 | |
|                 continue
 | |
| 
 | |
|             prev_fname = watch.history[dates[-2]]
 | |
| 
 | |
|             if not watch.viewed:
 | |
|                 # Re #239 - GUID needs to be individual for each event
 | |
|                 # @todo In the future make this a configurable link back (see work on BASE_URL https://github.com/dgtlmoon/changedetection.io/pull/228)
 | |
|                 guid = "{}/{}".format(watch['uuid'], watch.last_changed)
 | |
|                 fe = fg.add_entry()
 | |
| 
 | |
|                 # Include a link to the diff page, they will have to login here to see if password protection is enabled.
 | |
|                 # Description is the page you watch, link takes you to the diff JS UI page
 | |
|                 base_url = datastore.data['settings']['application']['base_url']
 | |
|                 if base_url == '':
 | |
|                     base_url = "<base-url-env-var-not-set>"
 | |
| 
 | |
|                 diff_link = {'href': "{}{}".format(base_url, url_for('diff_history_page', uuid=watch['uuid']))}
 | |
| 
 | |
|                 fe.link(link=diff_link)
 | |
| 
 | |
|                 # @todo watch should be a getter - watch.get('title') (internally if URL else..)
 | |
| 
 | |
|                 watch_title = watch.get('title') if watch.get('title') else watch.get('url')
 | |
|                 fe.title(title=watch_title)
 | |
|                 latest_fname = watch.history[dates[-1]]
 | |
| 
 | |
|                 html_diff = diff.render_diff(prev_fname, latest_fname, include_equal=False, line_feed_sep="</br>")
 | |
|                 fe.content(content="<html><body><h4>{}</h4>{}</body></html>".format(watch_title, html_diff),
 | |
|                            type='CDATA')
 | |
| 
 | |
|                 fe.guid(guid, permalink=False)
 | |
|                 dt = datetime.datetime.fromtimestamp(int(watch.newest_history_key))
 | |
|                 dt = dt.replace(tzinfo=pytz.UTC)
 | |
|                 fe.pubDate(dt)
 | |
| 
 | |
|         response = make_response(fg.rss_str())
 | |
|         response.headers.set('Content-Type', 'application/rss+xml;charset=utf-8')
 | |
|         return response
 | |
| 
 | |
|     @app.route("/", methods=['GET'])
 | |
|     @login_optionally_required
 | |
|     def index():
 | |
|         from changedetectionio import forms
 | |
| 
 | |
|         limit_tag = request.args.get('tag')
 | |
|         # Redirect for the old rss path which used the /?rss=true
 | |
|         if request.args.get('rss'):
 | |
|             return redirect(url_for('rss', tag=limit_tag))
 | |
| 
 | |
|         op = request.args.get('op')
 | |
|         if op:
 | |
|             uuid = request.args.get('uuid')
 | |
|             if op == 'pause':
 | |
|                 datastore.data['watching'][uuid].toggle_pause()
 | |
|             elif op == 'mute':
 | |
|                 datastore.data['watching'][uuid].toggle_mute()
 | |
| 
 | |
|             datastore.needs_write = True
 | |
|             return redirect(url_for('index', tag = limit_tag))
 | |
| 
 | |
|         # Sort by last_changed and add the uuid which is usually the key..
 | |
|         sorted_watches = []
 | |
|         for uuid, watch in datastore.data['watching'].items():
 | |
| 
 | |
|             if limit_tag != None:
 | |
|                 # Support for comma separated list of tags.
 | |
|                 if watch['tag'] is None:
 | |
|                     continue
 | |
|                 for tag_in_watch in watch['tag'].split(','):
 | |
|                     tag_in_watch = tag_in_watch.strip()
 | |
|                     if tag_in_watch == limit_tag:
 | |
|                         watch['uuid'] = uuid
 | |
|                         sorted_watches.append(watch)
 | |
| 
 | |
|             else:
 | |
|                 watch['uuid'] = uuid
 | |
|                 sorted_watches.append(watch)
 | |
| 
 | |
|         existing_tags = datastore.get_all_tags()
 | |
|         form = forms.quickWatchForm(request.form)
 | |
|         output = render_template(
 | |
|             "watch-overview.html",
 | |
|                                  # Don't link to hosting when we're on the hosting environment
 | |
|                                  active_tag=limit_tag,
 | |
|                                  app_rss_token=datastore.data['settings']['application']['rss_access_token'],
 | |
|                                  form=form,
 | |
|                                  guid=datastore.data['app_guid'],
 | |
|                                  has_proxies=datastore.proxy_list,
 | |
|                                  has_unviewed=datastore.has_unviewed,
 | |
|                                  hosted_sticky=os.getenv("SALTED_PASS", False) == False,
 | |
|                                  queued_uuids=[q_uuid.item['uuid'] for q_uuid in update_q.queue],
 | |
|                                  system_default_fetcher=datastore.data['settings']['application'].get('fetch_backend'),
 | |
|                                  tags=existing_tags,
 | |
|                                  watches=sorted_watches
 | |
|                                  )
 | |
| 
 | |
| 
 | |
|         if session.get('share-link'):
 | |
|             del(session['share-link'])
 | |
|         return output
 | |
| 
 | |
| 
 | |
|     # AJAX endpoint for sending a test
 | |
|     @app.route("/notification/send-test", methods=['POST'])
 | |
|     @login_optionally_required
 | |
|     def ajax_callback_send_notification_test():
 | |
| 
 | |
|         import apprise
 | |
|         from .apprise_asset import asset
 | |
|         apobj = apprise.Apprise(asset=asset)
 | |
| 
 | |
| 
 | |
|         # validate URLS
 | |
|         if not len(request.form['notification_urls'].strip()):
 | |
|             return make_response({'error': 'No Notification URLs set'}, 400)
 | |
| 
 | |
|         for server_url in request.form['notification_urls'].splitlines():
 | |
|             if len(server_url.strip()):
 | |
|                 if not apobj.add(server_url):
 | |
|                     message = '{} is not a valid AppRise URL.'.format(server_url)
 | |
|                     return make_response({'error': message}, 400)
 | |
| 
 | |
|         try:
 | |
|             n_object = {'watch_url': request.form['window_url'],
 | |
|                         'notification_urls': request.form['notification_urls'].splitlines(),
 | |
|                         'notification_title': request.form['notification_title'].strip(),
 | |
|                         'notification_body': request.form['notification_body'].strip(),
 | |
|                         'notification_format': request.form['notification_format'].strip()
 | |
|                         }
 | |
|             notification_q.put(n_object)
 | |
|         except Exception as e:
 | |
|             return make_response({'error': str(e)}, 400)
 | |
| 
 | |
|         return 'OK'
 | |
| 
 | |
| 
 | |
|     @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
 | |
| 
 | |
|     @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 changedetectionio import forms
 | |
|         from changedetectionio.blueprint.browser_steps.browser_steps import browser_step_ui_config
 | |
| 
 | |
|         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'))
 | |
| 
 | |
|         # 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,
 | |
|                                )
 | |
| 
 | |
|         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
 | |
| 
 | |
|             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':
 | |
|                 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",
 | |
|                                      browser_steps_config=browser_step_ui_config,
 | |
|                                      current_base_url=datastore.data['settings']['application']['base_url'],
 | |
|                                      emailprefix=os.getenv('NOTIFICATION_MAIL_BUTTON_PREFIX', False),
 | |
|                                      form=form,
 | |
|                                      has_default_notification_urls=True if len(datastore.data['settings']['application']['notification_urls']) else False,
 | |
|                                      has_empty_checktime=using_default_check_time,
 | |
|                                      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 content_fetcher, 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,
 | |
|                                  current_base_url = datastore.data['settings']['application']['base_url'],
 | |
|                                  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("/import", methods=['GET', "POST"])
 | |
|     @login_optionally_required
 | |
|     def import_page():
 | |
|         remaining_urls = []
 | |
|         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)
 | |
|                 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}))
 | |
| 
 | |
| 
 | |
| 
 | |
|         # Could be some remaining, or we could be on GET
 | |
|         output = render_template("import.html",
 | |
|                                  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
 | |
|         for watch_uuid, watch in datastore.data['watching'].items():
 | |
|             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())
 | |
| 
 | |
|         newest_file = history[dates[-1]]
 | |
| 
 | |
|         # Read as binary and force decode as UTF-8
 | |
|         # Windows may fail decode in python if we just use 'r' mode (chardet decode exception)
 | |
|         try:
 | |
|             with open(newest_file, 'r', encoding='utf-8', errors='ignore') as f:
 | |
|                 newest_version_file_contents = f.read()
 | |
|         except Exception as e:
 | |
|             newest_version_file_contents = "Unable to read {}.\n".format(newest_file)
 | |
| 
 | |
|         previous_version = request.args.get('previous_version')
 | |
|         try:
 | |
|             previous_file = history[previous_version]
 | |
|         except KeyError:
 | |
|             # Not present, use a default value, the second one in the sorted list.
 | |
|             previous_file = history[dates[-2]]
 | |
| 
 | |
|         try:
 | |
|             with open(previous_file, 'r', encoding='utf-8', errors='ignore') as f:
 | |
|                 previous_version_file_contents = f.read()
 | |
|         except Exception as e:
 | |
|             previous_version_file_contents = "Unable to read {}.\n".format(previous_file)
 | |
| 
 | |
| 
 | |
|         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':
 | |
|             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'],
 | |
|                                  current_previous_version=str(previous_version),
 | |
|                                  extra_stylesheets=extra_stylesheets,
 | |
|                                  extra_title=" - Diff - {}".format(watch['title'] if watch['title'] else watch['url']),
 | |
|                                  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=newest_version_file_contents,
 | |
|                                  newest_version_timestamp=dates[-1],
 | |
|                                  password_enabled_and_share_is_off=password_enabled_and_share_is_off,
 | |
|                                  previous=previous_version_file_contents,
 | |
|                                  screenshot=screenshot_url,
 | |
|                                  uuid=uuid,
 | |
|                                  versions=dates[:-1], # 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':
 | |
|             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]
 | |
|         filename = watch.history[timestamp]
 | |
|         try:
 | |
|             with open(filename, 'r', encoding='utf-8', errors='ignore') as f:
 | |
|                 tmp = f.readlines()
 | |
| 
 | |
|                 # 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="".join(tmp),
 | |
|                                                                     wordlist=ignore_rules,
 | |
|                                                                     mode='line numbers'
 | |
|                                                                     )
 | |
| 
 | |
|                 trigger_line_numbers = html_tools.strip_ignore_text(content="".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': "File doesnt exist or unable to read file {}".format(filename), '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]["url"]
 | |
|                     tag = datastore.data["watching"][uuid]["tag"]
 | |
|                     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
 | |
|                 watch_dir = datastore_o.datastore_path + "/" + filename
 | |
|                 response = make_response(send_from_directory(filename="elements.json", directory=watch_dir, path=watch_dir + "/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('The URL {} already exists'.format(url), "error")
 | |
|             return redirect(url_for('index'))
 | |
| 
 | |
|         add_paused = request.form.get('edit_and_watch_submit_button') != None
 | |
|         new_uuid = datastore.add_watch(url=url, tag=request.form.get('tag').strip(), extras={'paused': add_paused})
 | |
| 
 | |
|         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:
 | |
|             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')
 | |
|         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 != None:
 | |
|             # Items that have this current tag
 | |
|             for watch_uuid, watch in datastore.data['watching'].items():
 | |
|                 if (tag != None and tag in watch['tag']):
 | |
|                     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']:
 | |
|                     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 == '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 == '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)))
 | |
| 
 | |
|         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
 | |
|         tag = request.args.get('tag')
 | |
|         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:
 | |
|             logging.error("Error sharing -{}".format(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'))
 | |
| 
 | |
|     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')
 | |
| 
 | |
| 
 | |
|     # @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
 | |
| 
 | |
|                 sent_obj = notification.process_notification(n_object, datastore)
 | |
| 
 | |
|             except Exception as e:
 | |
|                 logging.error("Watch URL: {}  Error {}".format(n_object['watch_url'], 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))
 | |
|     print("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:
 | |
|                 logging.error("Watch: {} no longer present.".format(uuid))
 | |
|                 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
 | |
|                                 print("> Skipped UUID {} using proxy '{}', not enough time between proxy requests {}s/{}s".format(uuid,
 | |
|                                                                                                                          watch_proxy,
 | |
|                                                                                                                          time_since_proxy_used,
 | |
|                                                                                                                          proxy_list_reuse_time_minimum))
 | |
|                                 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())
 | |
|                     print(
 | |
|                         "> Queued watch UUID {} last checked at {} queued at {:0.2f} priority {} jitter {:0.2f}s, {:0.2f}s since last checked".format(
 | |
|                             uuid,
 | |
|                             watch['last_checked'],
 | |
|                             now,
 | |
|                             priority,
 | |
|                             watch.jitter_seconds,
 | |
|                             now - watch['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)
 |