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changedetection.io/changedetectionio/store.py

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from distutils.util import strtobool
from flask import (
flash
)
from . model import App, Watch
from copy import deepcopy, copy
from os import path, unlink
from threading import Lock
import json
import logging
import os
import re
import requests
import secrets
import threading
import time
import uuid as uuid_builder
# Because the server will run as a daemon and wont know the URL for notification links when firing off a notification
BASE_URL_NOT_SET_TEXT = '("Base URL" not set - see settings - notifications)'
dictfilt = lambda x, y: dict([ (i,x[i]) for i in x if i in set(y) ])
# Is there an existing library to ensure some data store (JSON etc) is in sync with CRUD methods?
# Open a github issue if you know something :)
# https://stackoverflow.com/questions/6190468/how-to-trigger-function-on-value-change
class ChangeDetectionStore:
lock = Lock()
# For general updates/writes that can wait a few seconds
needs_write = False
# For when we edit, we should write to disk
needs_write_urgent = False
__version_check = True
def __init__(self, datastore_path="/datastore", include_default_watches=True, version_tag="0.0.0"):
# Should only be active for docker
# logging.basicConfig(filename='/dev/stdout', level=logging.INFO)
self.__data = App.model()
self.datastore_path = datastore_path
self.json_store_path = "{}/url-watches.json".format(self.datastore_path)
print(">>> Datastore path is ", self.json_store_path)
self.needs_write = False
self.start_time = time.time()
self.stop_thread = False
# Base definition for all watchers
# deepcopy part of #569 - not sure why its needed exactly
self.generic_definition = deepcopy(Watch.model(datastore_path = datastore_path, default={}))
if path.isfile('changedetectionio/source.txt'):
with open('changedetectionio/source.txt') as f:
# Should be set in Dockerfile to look for /source.txt , this will give us the git commit #
# So when someone gives us a backup file to examine, we know exactly what code they were running.
self.__data['build_sha'] = f.read()
try:
# @todo retest with ", encoding='utf-8'"
with open(self.json_store_path) as json_file:
from_disk = json.load(json_file)
# @todo isnt there a way todo this dict.update recursively?
# Problem here is if the one on the disk is missing a sub-struct, it wont be present anymore.
if 'watching' in from_disk:
self.__data['watching'].update(from_disk['watching'])
if 'app_guid' in from_disk:
self.__data['app_guid'] = from_disk['app_guid']
if 'settings' in from_disk:
if 'headers' in from_disk['settings']:
self.__data['settings']['headers'].update(from_disk['settings']['headers'])
if 'requests' in from_disk['settings']:
self.__data['settings']['requests'].update(from_disk['settings']['requests'])
if 'application' in from_disk['settings']:
self.__data['settings']['application'].update(from_disk['settings']['application'])
# Convert each existing watch back to the Watch.model object
for uuid, watch in self.__data['watching'].items():
watch['uuid']=uuid
self.__data['watching'][uuid] = Watch.model(datastore_path=self.datastore_path, default=watch)
print("Watching:", uuid, self.__data['watching'][uuid]['url'])
# First time ran, Create the datastore.
except (FileNotFoundError):
if include_default_watches:
print("No JSON DB found at {}, creating JSON store at {}".format(self.json_store_path, self.datastore_path))
self.add_watch(url='https://news.ycombinator.com/',
tag='Tech news',
extras={'fetch_backend': 'html_requests'})
self.add_watch(url='https://changedetection.io/CHANGELOG.txt',
tag='changedetection.io',
extras={'fetch_backend': 'html_requests'})
updates_available = self.get_updates_available()
self.__data['settings']['application']['schema_version'] = updates_available.pop()
else:
# Bump the update version by running updates
self.run_updates()
self.__data['version_tag'] = version_tag
# Just to test that proxies.json if it exists, doesnt throw a parsing error on startup
test_list = self.proxy_list
# Helper to remove password protection
password_reset_lockfile = "{}/removepassword.lock".format(self.datastore_path)
if path.isfile(password_reset_lockfile):
self.__data['settings']['application']['password'] = False
unlink(password_reset_lockfile)
if not 'app_guid' in self.__data:
import os
import sys
if "pytest" in sys.modules or "PYTEST_CURRENT_TEST" in os.environ:
self.__data['app_guid'] = "test-" + str(uuid_builder.uuid4())
else:
self.__data['app_guid'] = str(uuid_builder.uuid4())
# Generate the URL access token for RSS feeds
if not 'rss_access_token' in self.__data['settings']['application']:
secret = secrets.token_hex(16)
self.__data['settings']['application']['rss_access_token'] = secret
# Generate the API access token
if not 'api_access_token' in self.__data['settings']['application']:
secret = secrets.token_hex(16)
self.__data['settings']['application']['api_access_token'] = secret
self.needs_write = True
# Finally start the thread that will manage periodic data saves to JSON
save_data_thread = threading.Thread(target=self.save_datastore).start()
def set_last_viewed(self, uuid, timestamp):
logging.debug("Setting watch UUID: {} last viewed to {}".format(uuid, int(timestamp)))
self.data['watching'][uuid].update({'last_viewed': int(timestamp)})
self.needs_write = True
def remove_password(self):
self.__data['settings']['application']['password'] = False
self.needs_write = True
def update_watch(self, uuid, update_obj):
# It's possible that the watch could be deleted before update
if not self.__data['watching'].get(uuid):
return
with self.lock:
# In python 3.9 we have the |= dict operator, but that still will lose data on nested structures...
for dict_key, d in self.generic_definition.items():
if isinstance(d, dict):
if update_obj is not None and dict_key in update_obj:
self.__data['watching'][uuid][dict_key].update(update_obj[dict_key])
del (update_obj[dict_key])
self.__data['watching'][uuid].update(update_obj)
self.needs_write = True
@property
def threshold_seconds(self):
seconds = 0
for m, n in Watch.mtable.items():
x = self.__data['settings']['requests']['time_between_check'].get(m)
if x:
seconds += x * n
return seconds
@property
def has_unviewed(self):
for uuid, watch in self.__data['watching'].items():
if watch.viewed == False:
return True
return False
@property
def data(self):
# Re #152, Return env base_url if not overriden
# Re #148 - Some people have just {{ base_url }} in the body or title, but this may break some notification services
# like 'Join', so it's always best to atleast set something obvious so that they are not broken.
active_base_url = BASE_URL_NOT_SET_TEXT
if self.__data['settings']['application'].get('base_url'):
active_base_url = self.__data['settings']['application'].get('base_url')
elif os.getenv('BASE_URL'):
active_base_url = os.getenv('BASE_URL')
# I looked at various ways todo the following, but in the end just copying the dict seemed simplest/most reliable
# even given the memory tradeoff - if you know a better way.. maybe return d|self.__data.. or something
d = self.__data
d['settings']['application']['active_base_url'] = active_base_url.strip('" ')
return d
# Delete a single watch by UUID
def delete(self, uuid):
import pathlib
import shutil
with self.lock:
if uuid == 'all':
self.__data['watching'] = {}
# GitHub #30 also delete history records
for uuid in self.data['watching']:
path = pathlib.Path(os.path.join(self.datastore_path, uuid))
if os.path.exists(path):
shutil.rmtree(path)
else:
path = pathlib.Path(os.path.join(self.datastore_path, uuid))
if os.path.exists(path):
shutil.rmtree(path)
del self.data['watching'][uuid]
self.needs_write_urgent = True
# Clone a watch by UUID
def clone(self, uuid):
url = self.data['watching'][uuid].get('url')
extras = self.data['watching'][uuid]
new_uuid = self.add_watch(url=url, extras=extras)
return new_uuid
def url_exists(self, url):
# Probably their should be dict...
for watch in self.data['watching'].values():
if watch['url'] == url:
return True
return False
# Remove a watchs data but keep the entry (URL etc)
def clear_watch_history(self, uuid):
import pathlib
self.__data['watching'][uuid].update({
'check_count': 0,
'fetch_time': 0.0,
'has_ldjson_price_data': None,
'last_checked': 0,
'last_error': False,
'last_notification_error': False,
'last_viewed': 0,
'previous_md5': False,
'previous_md5_before_filters': False,
'track_ldjson_price_data': None,
})
# JSON Data, Screenshots, Textfiles (history index and snapshots), HTML in the future etc
for item in pathlib.Path(os.path.join(self.datastore_path, uuid)).rglob("*.*"):
unlink(item)
# Force the attr to recalculate
bump = self.__data['watching'][uuid].history
self.needs_write_urgent = True
def add_watch(self, url, tag='', extras=None, tag_uuids=None, write_to_disk_now=True):
if extras is None:
extras = {}
# Incase these are copied across, assume it's a reference and deepcopy()
apply_extras = deepcopy(extras)
apply_extras['tags'] = [] if not apply_extras.get('tags') else apply_extras.get('tags')
# Was it a share link? try to fetch the data
if (url.startswith("https://changedetection.io/share/")):
try:
r = requests.request(method="GET",
url=url,
# So we know to return the JSON instead of the human-friendly "help" page
headers={'App-Guid': self.__data['app_guid']})
res = r.json()
# List of permissible attributes we accept from the wild internet
for k in [
'body',
'browser_steps',
'css_filter',
'extract_text',
'extract_title_as_title',
'headers',
'ignore_text',
'include_filters',
'method',
'paused',
'previous_md5',
'processor',
'subtractive_selectors',
'tag',
'tags',
'text_should_not_be_present',
'title',
'trigger_text',
'url',
'webdriver_js_execute_code',
]:
if res.get(k):
if k != 'css_filter':
apply_extras[k] = res[k]
else:
# We renamed the field and made it a list
apply_extras['include_filters'] = [res['css_filter']]
except Exception as e:
logging.error("Error fetching metadata for shared watch link", url, str(e))
flash("Error fetching metadata for {}".format(url), 'error')
return False
from .model.Watch import is_safe_url
if not is_safe_url(url):
flash('Watch protocol is not permitted by SAFE_PROTOCOL_REGEX', 'error')
return None
if tag and type(tag) == str:
# Then it's probably a string of the actual tag by name, split and add it
for t in tag.split(','):
# for each stripped tag, add tag as UUID
for a_t in t.split(','):
tag_uuid = self.add_tag(a_t)
apply_extras['tags'].append(tag_uuid)
# Or if UUIDs given directly
if tag_uuids:
apply_extras['tags'] = list(set(apply_extras['tags'] + tag_uuids))
# Make any uuids unique
if apply_extras.get('tags'):
apply_extras['tags'] = list(set(apply_extras.get('tags')))
new_watch = Watch.model(datastore_path=self.datastore_path, url=url)
new_uuid = new_watch.get('uuid')
logging.debug("Added URL {} - {}".format(url, new_uuid))
for k in ['uuid', 'history', 'last_checked', 'last_changed', 'newest_history_key', 'previous_md5', 'viewed']:
if k in apply_extras:
del apply_extras[k]
if not apply_extras.get('date_created'):
apply_extras['date_created'] = int(time.time())
new_watch.update(apply_extras)
new_watch.ensure_data_dir_exists()
self.__data['watching'][new_uuid] = new_watch
if write_to_disk_now:
self.sync_to_json()
return new_uuid
def visualselector_data_is_ready(self, watch_uuid):
output_path = "{}/{}".format(self.datastore_path, watch_uuid)
screenshot_filename = "{}/last-screenshot.png".format(output_path)
elements_index_filename = "{}/elements.json".format(output_path)
if path.isfile(screenshot_filename) and path.isfile(elements_index_filename) :
return True
return False
# Save as PNG, PNG is larger but better for doing visual diff in the future
def save_screenshot(self, watch_uuid, screenshot: bytes, as_error=False):
if not self.data['watching'].get(watch_uuid):
return
if as_error:
target_path = os.path.join(self.datastore_path, watch_uuid, "last-error-screenshot.png")
else:
target_path = os.path.join(self.datastore_path, watch_uuid, "last-screenshot.png")
self.data['watching'][watch_uuid].ensure_data_dir_exists()
with open(target_path, 'wb') as f:
f.write(screenshot)
f.close()
def save_error_text(self, watch_uuid, contents):
if not self.data['watching'].get(watch_uuid):
return
self.data['watching'][watch_uuid].ensure_data_dir_exists()
target_path = os.path.join(self.datastore_path, watch_uuid, "last-error.txt")
with open(target_path, 'w') as f:
f.write(contents)
def save_xpath_data(self, watch_uuid, data, as_error=False):
if not self.data['watching'].get(watch_uuid):
return
if as_error:
target_path = os.path.join(self.datastore_path, watch_uuid, "elements-error.json")
else:
target_path = os.path.join(self.datastore_path, watch_uuid, "elements.json")
self.data['watching'][watch_uuid].ensure_data_dir_exists()
with open(target_path, 'w') as f:
f.write(json.dumps(data))
f.close()
def sync_to_json(self):
logging.info("Saving JSON..")
print("Saving JSON..")
try:
data = deepcopy(self.__data)
except RuntimeError as e:
# Try again in 15 seconds
time.sleep(15)
logging.error ("! Data changed when writing to JSON, trying again.. %s", str(e))
self.sync_to_json()
return
else:
try:
# Re #286 - First write to a temp file, then confirm it looks OK and rename it
# This is a fairly basic strategy to deal with the case that the file is corrupted,
# system was out of memory, out of RAM etc
with open(self.json_store_path+".tmp", 'w') as json_file:
json.dump(data, json_file, indent=4)
os.replace(self.json_store_path+".tmp", self.json_store_path)
except Exception as e:
logging.error("Error writing JSON!! (Main JSON file save was skipped) : %s", str(e))
self.needs_write = False
self.needs_write_urgent = False
# Thread runner, this helps with thread/write issues when there are many operations that want to update the JSON
# by just running periodically in one thread, according to python, dict updates are threadsafe.
def save_datastore(self):
while True:
if self.stop_thread:
print("Shutting down datastore thread")
return
if self.needs_write or self.needs_write_urgent:
self.sync_to_json()
# Once per minute is enough, more and it can cause high CPU usage
# better here is to use something like self.app.config.exit.wait(1), but we cant get to 'app' from here
for i in range(120):
time.sleep(0.5)
if self.stop_thread or self.needs_write_urgent:
break
# Go through the datastore path and remove any snapshots that are not mentioned in the index
# This usually is not used, but can be handy.
def remove_unused_snapshots(self):
print ("Removing snapshots from datastore that are not in the index..")
index=[]
for uuid in self.data['watching']:
for id in self.data['watching'][uuid].history:
index.append(self.data['watching'][uuid].history[str(id)])
import pathlib
# Only in the sub-directories
for uuid in self.data['watching']:
for item in pathlib.Path(self.datastore_path).rglob(uuid+"/*.txt"):
if not str(item) in index:
print ("Removing",item)
unlink(item)
@property
def proxy_list(self):
proxy_list = {}
proxy_list_file = os.path.join(self.datastore_path, 'proxies.json')
# Load from external config file
if path.isfile(proxy_list_file):
with open("{}/proxies.json".format(self.datastore_path)) as f:
proxy_list = json.load(f)
# Mapping from UI config if available
extras = self.data['settings']['requests'].get('extra_proxies')
if extras:
i=0
for proxy in extras:
i += 0
if proxy.get('proxy_name') and proxy.get('proxy_url'):
k = "ui-" + str(i) + proxy.get('proxy_name')
proxy_list[k] = {'label': proxy.get('proxy_name'), 'url': proxy.get('proxy_url')}
if proxy_list and strtobool(os.getenv('ENABLE_NO_PROXY_OPTION', 'True')):
proxy_list["no-proxy"] = {'label': "No proxy", 'url': ''}
return proxy_list if len(proxy_list) else None
def get_preferred_proxy_for_watch(self, uuid):
"""
Returns the preferred proxy by ID key
:param uuid: UUID
:return: proxy "key" id
"""
if self.proxy_list is None:
return None
# If it's a valid one
watch = self.data['watching'].get(uuid)
if strtobool(os.getenv('ENABLE_NO_PROXY_OPTION', 'True')) and watch.get('proxy') == "no-proxy":
return None
if watch.get('proxy') and watch.get('proxy') in list(self.proxy_list.keys()):
return watch.get('proxy')
# not valid (including None), try the system one
else:
system_proxy_id = self.data['settings']['requests'].get('proxy')
# Is not None and exists
if self.proxy_list.get(system_proxy_id):
return system_proxy_id
# Fallback - Did not resolve anything, or doesnt exist, use the first available
if system_proxy_id is None or not self.proxy_list.get(system_proxy_id):
first_default = list(self.proxy_list)[0]
return first_default
return None
@property
def has_extra_headers_file(self):
filepath = os.path.join(self.datastore_path, 'headers.txt')
return os.path.isfile(filepath)
def get_all_base_headers(self):
from .model.App import parse_headers_from_text_file
headers = {}
# Global app settings
headers.update(self.data['settings'].get('headers', {}))
return headers
def get_all_headers_in_textfile_for_watch(self, uuid):
from .model.App import parse_headers_from_text_file
headers = {}
# Global in /datastore/headers.txt
filepath = os.path.join(self.datastore_path, 'headers.txt')
try:
if os.path.isfile(filepath):
headers.update(parse_headers_from_text_file(filepath))
except Exception as e:
print(f"ERROR reading headers.txt at {filepath}", str(e))
watch = self.data['watching'].get(uuid)
if watch:
# In /datastore/xyz-xyz/headers.txt
filepath = os.path.join(watch.watch_data_dir, 'headers.txt')
try:
if os.path.isfile(filepath):
headers.update(parse_headers_from_text_file(filepath))
except Exception as e:
print(f"ERROR reading headers.txt at {filepath}", str(e))
# In /datastore/tag-name.txt
tags = self.get_all_tags_for_watch(uuid=uuid)
for tag_uuid, tag in tags.items():
fname = "headers-"+re.sub(r'[\W_]', '', tag.get('title')).lower().strip() + ".txt"
filepath = os.path.join(self.datastore_path, fname)
try:
if os.path.isfile(filepath):
headers.update(parse_headers_from_text_file(filepath))
except Exception as e:
print(f"ERROR reading headers.txt at {filepath}", str(e))
return headers
def get_tag_overrides_for_watch(self, uuid, attr):
tags = self.get_all_tags_for_watch(uuid=uuid)
ret = []
if tags:
for tag_uuid, tag in tags.items():
if attr in tag and tag[attr]:
ret=[*ret, *tag[attr]]
return ret
def add_tag(self, name):
# If name exists, return that
n = name.strip().lower()
print (f">>> Adding new tag - '{n}'")
if not n:
return False
for uuid, tag in self.__data['settings']['application'].get('tags', {}).items():
if n == tag.get('title', '').lower().strip():
print (f">>> Tag {name} already exists")
return uuid
# Eventually almost everything todo with a watch will apply as a Tag
# So we use the same model as a Watch
with self.lock:
new_tag = Watch.model(datastore_path=self.datastore_path, default={
'title': name.strip(),
'date_created': int(time.time())
})
new_uuid = new_tag.get('uuid')
self.__data['settings']['application']['tags'][new_uuid] = new_tag
return new_uuid
def get_all_tags_for_watch(self, uuid):
"""This should be in Watch model but Watch doesn't have access to datastore, not sure how to solve that yet"""
watch = self.data['watching'].get(uuid)
# Should return a dict of full tag info linked by UUID
if watch:
return dictfilt(self.__data['settings']['application']['tags'], watch.get('tags', []))
return {}
def tag_exists_by_name(self, tag_name):
return any(v.get('title', '').lower() == tag_name.lower() for k, v in self.__data['settings']['application']['tags'].items())
def get_updates_available(self):
import inspect
updates_available = []
for i, o in inspect.getmembers(self, predicate=inspect.ismethod):
m = re.search(r'update_(\d+)$', i)
if m:
updates_available.append(int(m.group(1)))
updates_available.sort()
return updates_available
# Run all updates
# IMPORTANT - Each update could be run even when they have a new install and the schema is correct
# So therefor - each `update_n` should be very careful about checking if it needs to actually run
# Probably we should bump the current update schema version with each tag release version?
def run_updates(self):
import shutil
updates_available = self.get_updates_available()
for update_n in updates_available:
if update_n > self.__data['settings']['application']['schema_version']:
print ("Applying update_{}".format((update_n)))
# Wont exist on fresh installs
if os.path.exists(self.json_store_path):
shutil.copyfile(self.json_store_path, self.datastore_path+"/url-watches-before-{}.json".format(update_n))
try:
update_method = getattr(self, "update_{}".format(update_n))()
except Exception as e:
print("Error while trying update_{}".format((update_n)))
print(e)
# Don't run any more updates
return
else:
# Bump the version, important
self.__data['settings']['application']['schema_version'] = update_n
# Convert minutes to seconds on settings and each watch
def update_1(self):
if self.data['settings']['requests'].get('minutes_between_check'):
self.data['settings']['requests']['time_between_check']['minutes'] = self.data['settings']['requests']['minutes_between_check']
# Remove the default 'hours' that is set from the model
self.data['settings']['requests']['time_between_check']['hours'] = None
for uuid, watch in self.data['watching'].items():
if 'minutes_between_check' in watch:
# Only upgrade individual watch time if it was set
if watch.get('minutes_between_check', False):
self.data['watching'][uuid]['time_between_check']['minutes'] = watch['minutes_between_check']
# Move the history list to a flat text file index
# Better than SQLite because this list is only appended to, and works across NAS / NFS type setups
def update_2(self):
# @todo test running this on a newly updated one (when this already ran)
for uuid, watch in self.data['watching'].items():
history = []
if watch.get('history', False):
for d, p in watch['history'].items():
d = int(d) # Used to be keyed as str, we'll fix this now too
history.append("{},{}\n".format(d,p))
if len(history):
target_path = os.path.join(self.datastore_path, uuid)
if os.path.exists(target_path):
with open(os.path.join(target_path, "history.txt"), "w") as f:
f.writelines(history)
else:
logging.warning("Datastore history directory {} does not exist, skipping history import.".format(target_path))
# No longer needed, dynamically pulled from the disk when needed.
# But we should set it back to a empty dict so we don't break if this schema runs on an earlier version.
# In the distant future we can remove this entirely
self.data['watching'][uuid]['history'] = {}
# We incorrectly stored last_changed when there was not a change, and then confused the output list table
def update_3(self):
# see https://github.com/dgtlmoon/changedetection.io/pull/835
return
# `last_changed` not needed, we pull that information from the history.txt index
def update_4(self):
for uuid, watch in self.data['watching'].items():
try:
# Remove it from the struct
del(watch['last_changed'])
except:
continue
return
def update_5(self):
# If the watch notification body, title look the same as the global one, unset it, so the watch defaults back to using the main settings
# In other words - the watch notification_title and notification_body are not needed if they are the same as the default one
current_system_body = self.data['settings']['application']['notification_body'].translate(str.maketrans('', '', "\r\n "))
current_system_title = self.data['settings']['application']['notification_body'].translate(str.maketrans('', '', "\r\n "))
for uuid, watch in self.data['watching'].items():
try:
watch_body = watch.get('notification_body', '')
if watch_body and watch_body.translate(str.maketrans('', '', "\r\n ")) == current_system_body:
# Looks the same as the default one, so unset it
watch['notification_body'] = None
watch_title = watch.get('notification_title', '')
if watch_title and watch_title.translate(str.maketrans('', '', "\r\n ")) == current_system_title:
# Looks the same as the default one, so unset it
watch['notification_title'] = None
except Exception as e:
continue
return
# We incorrectly used common header overrides that should only apply to Requests
# These are now handled in content_fetcher::html_requests and shouldnt be passed to Playwright/Selenium
def update_7(self):
# These were hard-coded in early versions
for v in ['User-Agent', 'Accept', 'Accept-Encoding', 'Accept-Language']:
if self.data['settings']['headers'].get(v):
del self.data['settings']['headers'][v]
# Convert filters to a list of filters css_filter -> include_filters
def update_8(self):
for uuid, watch in self.data['watching'].items():
try:
existing_filter = watch.get('css_filter', '')
if existing_filter:
watch['include_filters'] = [existing_filter]
except:
continue
return
# Convert old static notification tokens to jinja2 tokens
def update_9(self):
# Each watch
import re
# only { } not {{ or }}
r = r'(?<!{){(?!{)(\w+)(?<!})}(?!})'
for uuid, watch in self.data['watching'].items():
try:
n_body = watch.get('notification_body', '')
if n_body:
watch['notification_body'] = re.sub(r, r'{{\1}}', n_body)
n_title = watch.get('notification_title')
if n_title:
watch['notification_title'] = re.sub(r, r'{{\1}}', n_title)
n_urls = watch.get('notification_urls')
if n_urls:
for i, url in enumerate(n_urls):
watch['notification_urls'][i] = re.sub(r, r'{{\1}}', url)
except:
continue
# System wide
n_body = self.data['settings']['application'].get('notification_body')
if n_body:
self.data['settings']['application']['notification_body'] = re.sub(r, r'{{\1}}', n_body)
n_title = self.data['settings']['application'].get('notification_title')
if n_body:
self.data['settings']['application']['notification_title'] = re.sub(r, r'{{\1}}', n_title)
n_urls = self.data['settings']['application'].get('notification_urls')
if n_urls:
for i, url in enumerate(n_urls):
self.data['settings']['application']['notification_urls'][i] = re.sub(r, r'{{\1}}', url)
return
# Some setups may have missed the correct default, so it shows the wrong config in the UI, although it will default to system-wide
def update_10(self):
for uuid, watch in self.data['watching'].items():
try:
if not watch.get('fetch_backend', ''):
watch['fetch_backend'] = 'system'
except:
continue
return
# Create tag objects and their references from existing tag text
def update_12(self):
i = 0
for uuid, watch in self.data['watching'].items():
# Split out and convert old tag string
tag = watch.get('tag')
if tag:
tag_uuids = []
for t in tag.split(','):
tag_uuids.append(self.add_tag(name=t))
self.data['watching'][uuid]['tags'] = tag_uuids
# #1775 - Update 11 did not update the records correctly when adding 'date_created' values for sorting
def update_13(self):
i = 0
for uuid, watch in self.data['watching'].items():
if not watch.get('date_created'):
self.data['watching'][uuid]['date_created'] = i
i+=1
return
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