repo stringclasses 454
values | file_path stringlengths 5 201 | extension stringclasses 1
value | content stringlengths 8 509k | num_lines int64 3 16.9k | size_bytes int64 8 511k |
|---|---|---|---|---|---|
changedetection.io | changedetectionio/diff/tokenizers/__init__.py | .py | """
Tokenizers for diff operations.
This module provides various tokenization strategies for use with the diff system.
New tokenizers can be easily added by:
1. Creating a new module in this directory
2. Importing and registering it in the TOKENIZERS dictionary below
"""
from .natural_text import tokenize_words
from ... | 24 | 604 |
changedetection.io | changedetectionio/diff/tokenizers/words_and_html.py | .py | """
Tokenizer that preserves HTML tags as atomic units while splitting on whitespace.
This tokenizer is specifically designed for HTML content where:
- HTML tags should remain intact (e.g., '<p>', '<a href="...">')
- Whitespace tokens are preserved for accurate diff reconstruction
- Words are split on whitespace bound... | 62 | 1,743 |
changedetection.io | changedetectionio/browser_steps/browser_steps.py | .py | import os
import time
import re
from random import randint
from loguru import logger
from changedetectionio.content_fetchers import SCREENSHOT_MAX_HEIGHT_DEFAULT
from changedetectionio.content_fetchers.base import manage_user_agent
from changedetectionio.jinja2_custom import render as jinja_render
def browser_steps_g... | 509 | 21,234 |
changedetection.io | changedetectionio/widgets/__init__.py | .py | from .ternary_boolean import TernaryNoneBooleanWidget, TernaryNoneBooleanField
__all__ = ['TernaryNoneBooleanWidget', 'TernaryNoneBooleanField'] | 3 | 145 |
changedetection.io | changedetectionio/widgets/ternary_boolean.py | .py | from wtforms import Field
from markupsafe import Markup
from flask_babel import lazy_gettext as _l
class TernaryNoneBooleanWidget:
"""
A widget that renders a horizontal radio button group with either two options (Yes/No)
or three options (Yes/No/Default), depending on the field's boolean_mode setting.
... | 104 | 4,341 |
changedetection.io | changedetectionio/widgets/test_custom_text.py | .py | #!/usr/bin/env python3
import sys
import os
from changedetectionio.model import USE_SYSTEM_DEFAULT_NOTIFICATION_FORMAT_FOR_WATCH
sys.path.insert(0, os.path.join(os.path.dirname(__file__), '../..'))
from changedetectionio.widgets import TernaryNoneBooleanField
from wtforms import Form
class TestForm(Form):
# De... | 138 | 5,616 |
changedetection.io | changedetectionio/store/file_saving_datastore.py | .py | """
File-based datastore with individual watch persistence and immediate commits.
This module provides the FileSavingDataStore abstract class that implements:
- Individual watch.json file persistence
- Immediate commit-based persistence (watch.commit(), datastore.commit())
- Atomic file writes safe for NFS/NAS
"""
im... | 510 | 17,341 |
changedetection.io | changedetectionio/store/__init__.py | .py | import shutil
from changedetectionio.strtobool import strtobool
from changedetectionio.validate_url import is_safe_valid_url
from flask import (
flash
)
from flask_babel import gettext
from ..model import App, Watch
from copy import deepcopy
from os import path, unlink
import json
import os
import re
import sec... | 1,167 | 48,311 |
changedetection.io | changedetectionio/store/updates.py | .py | """
Schema update migrations for the datastore.
This module contains all schema version upgrade methods (update_1 through update_N).
These are mixed into ChangeDetectionStore to keep the main store file focused.
IMPORTANT: Each update could be run even when they have a new install and the schema is correct.
Therefore... | 875 | 41,118 |
changedetection.io | changedetectionio/store/base.py | .py | """
Base classes for the datastore.
This module defines the abstract interfaces that all datastore implementations must follow.
"""
from abc import ABC, abstractmethod
from threading import Lock
from loguru import logger
class DataStore(ABC):
"""
Abstract base class for all datastore implementations.
D... | 84 | 1,827 |
changedetection.io | changedetectionio/jinja2_custom/__init__.py | .py | """
Jinja2 custom extensions and safe rendering utilities.
"""
from .extensions.TimeExtension import TimeExtension
from .safe_jinja import (
render,
render_fully_escaped,
create_jinja_env,
JINJA2_MAX_RETURN_PAYLOAD_SIZE,
DEFAULT_JINJA2_EXTENSIONS,
)
from .plugins.regex import regex_replace
__all__ ... | 23 | 505 |
changedetection.io | changedetectionio/jinja2_custom/safe_jinja.py | .py | """
Safe Jinja2 render with max payload sizes
See https://jinja.palletsprojects.com/en/3.1.x/sandbox/#security-considerations
"""
import jinja2.sandbox
import typing as t
import os
from .extensions.TimeExtension import TimeExtension
from .plugins import regex_replace
JINJA2_MAX_RETURN_PAYLOAD_SIZE = 1024 * int(os.ge... | 65 | 2,149 |
changedetection.io | changedetectionio/jinja2_custom/extensions/TimeExtension.py | .py | """
Jinja2 TimeExtension - Custom date/time handling for templates.
This extension provides the {% now %} tag for Jinja2 templates, offering timezone-aware
date/time formatting with support for time offsets.
Why This Extension Exists:
The Arrow library has a now() function (arrow.now()), but Jinja2 templates cann... | 221 | 8,276 |
changedetection.io | changedetectionio/jinja2_custom/plugins/__init__.py | .py | """
Jinja2 custom filter plugins for changedetection.io
"""
from .regex import regex_replace
__all__ = ['regex_replace']
| 7 | 122 |
changedetection.io | changedetectionio/jinja2_custom/plugins/regex.py | .py | """
Regex filter plugin for Jinja2 templates.
Provides regex_replace filter for pattern-based string replacements in templates.
"""
import re
import signal
from loguru import logger
def regex_replace(value: str, pattern: str, replacement: str = '', count: int = 0) -> str:
"""
Replace occurrences of a regex p... | 99 | 3,638 |
changedetection.io | changedetectionio/processors/exceptions.py | .py | class ProcessorException(Exception):
def __init__(self, message=None, status_code=None, url=None, screenshot=None, has_filters=False, html_content='', xpath_data=None):
self.message = message
self.status_code = status_code
self.url = url
self.screenshot = screenshot
self.has_... | 11 | 435 |
changedetection.io | changedetectionio/processors/extract.py | .py | """
Base data extraction module for all processors.
This module handles extracting data from watch history using regex patterns
and exporting to CSV format. This is the default extractor that all processors
(text_json_diff, restock_diff, etc.) can use by default or override.
"""
import os
from flask_babel import gett... | 130 | 4,825 |
changedetection.io | changedetectionio/processors/__init__.py | .py | from functools import lru_cache
from loguru import logger
from flask_babel import gettext, get_locale
import importlib
import inspect
import os
import pkgutil
def find_sub_packages(package_name):
"""
Find all sub-packages within the given package.
:param package_name: The name of the base package to scan ... | 502 | 19,420 |
changedetection.io | changedetectionio/processors/magic.py | .py | """
Content Type Detection and Stream Classification
This module provides intelligent content-type detection for changedetection.io.
It addresses the common problem where HTTP Content-Type headers are missing, incorrect,
or too generic, which would otherwise cause the wrong processor to be used.
The guess_stream_type... | 140 | 6,344 |
changedetection.io | changedetectionio/processors/difference_base.py | .py | """
Base contract + shared helpers for a processor's history/diff ("difference") page.
Each processor can provide a custom history/diff view by shipping a
``processors/<name>/difference.py`` module that exposes a module-level ``render(...)``
function. The route ``blueprint/ui/diff.py::diff_history_page`` resolves it v... | 98 | 4,383 |
changedetection.io | changedetectionio/processors/base.py | .py | import asyncio
import re
import hashlib
from changedetectionio.browser_steps.browser_steps import browser_steps_get_valid_steps
from changedetectionio.content_fetchers.base import Fetcher
from changedetectionio.strtobool import strtobool
from changedetectionio.validate_url import is_private_hostname, is_url_private_or... | 396 | 17,050 |
changedetection.io | changedetectionio/processors/image_ssim_diff/difference.py | .py | """
Screenshot diff visualization for fast image comparison processor.
All image operations now use ImageDiffHandler abstraction for clean separation
of concerns and easy backend swapping (LibVIPS, OpenCV, PIL, etc.).
"""
import os
import json
import time
from flask_babel import gettext
from loguru import logger
fro... | 442 | 18,167 |
changedetection.io | changedetectionio/processors/image_ssim_diff/util.py | .py | """
DEPRECATED: All multiprocessing functions have been removed.
The image_ssim_diff processor now uses LibVIPS via ImageDiffHandler abstraction,
which provides superior performance and memory efficiency through streaming
architecture and automatic threading.
All image operations are now handled by:
- imagehandler.py... | 23 | 924 |
changedetection.io | changedetectionio/processors/image_ssim_diff/preview.py | .py | """
Preview rendering for SSIM screenshot processor.
Renders images properly in the browser instead of showing raw bytes.
"""
from flask_babel import gettext
from loguru import logger
def get_asset(asset_name, watch, datastore, request):
"""
Get processor-specific binary assets for preview streaming.
T... | 111 | 3,721 |
changedetection.io | changedetectionio/processors/image_ssim_diff/__init__.py | .py | """
Visual/screenshot change detection using fast image comparison algorithms.
This processor compares screenshots using OpenCV (cv2.absdiff),
which is 10-100x faster than SSIM while still detecting meaningful visual changes.
"""
import os
from pathlib import Path
processor_description = "Visual/Screenshot change de... | 40 | 1,378 |
changedetection.io | changedetectionio/processors/image_ssim_diff/edit_hook.py | .py | """
Optional hook called when processor settings are saved in edit page.
This hook analyzes the selected region to determine if template matching
should be enabled for tracking content movement.
Template matching is controlled via ENABLE_TEMPLATE_TRACKING env var (default: False).
"""
import io
import os
from loguru... | 152 | 5,904 |
changedetection.io | changedetectionio/processors/image_ssim_diff/processor.py | .py | """
Core fast screenshot comparison processor.
Uses OpenCV with subprocess isolation for high-performance, low-memory
image processing. All operations run in isolated subprocesses for complete
memory cleanup and stability.
"""
import hashlib
import time
from loguru import logger
from changedetectionio.processors.exce... | 245 | 12,241 |
changedetection.io | changedetectionio/processors/image_ssim_diff/forms.py | .py | """
Configuration forms for fast screenshot comparison processor.
"""
from wtforms import SelectField, StringField, validators, ValidationError, IntegerField
from flask_babel import lazy_gettext as _l
from changedetectionio.forms import processor_text_json_diff_form
import re
from changedetectionio.processors.image_s... | 121 | 5,035 |
changedetection.io | changedetectionio/processors/image_ssim_diff/image_handler/isolated_opencv.py | .py | """
OpenCV-based subprocess isolation for image comparison.
OpenCV is much more stable in multiprocessing contexts than LibVIPS.
No threading issues, no fork problems, picklable functions.
"""
import multiprocessing
import numpy as np
from .. import POLL_TIMEOUT_ABSOLUTE
# Public implementation name for logging
IMPL... | 628 | 27,437 |
changedetection.io | changedetectionio/processors/image_ssim_diff/image_handler/__init__.py | .py | """
Abstract base class for image processing operations.
All image operations for the image_ssim_diff processor must be implemented
through this interface to allow different backends (libvips, OpenCV, PIL, etc.).
"""
from abc import ABC, abstractmethod
from typing import Tuple, Optional, Any
class ImageDiffHandler(... | 243 | 6,273 |
changedetection.io | changedetectionio/processors/image_ssim_diff/image_handler/libvips_handler.py | .py | """
LibVIPS implementation of ImageDiffHandler.
Uses pyvips for high-performance image processing with streaming architecture
and low memory footprint. Ideal for large screenshots (8000px+).
"""
from __future__ import annotations
import os
from typing import Tuple, Any, TYPE_CHECKING
from loguru import logger
if TYP... | 341 | 11,767 |
changedetection.io | changedetectionio/processors/image_ssim_diff/image_handler/isolated_libvips.py | .py | """
Subprocess-isolated image operations for memory leak prevention.
LibVIPS accumulates C-level memory in long-running processes that cannot be
reclaimed by Python's GC or libvips cache management. Using subprocess isolation
ensures complete memory cleanup when the process exits.
This module wraps LibvipsImageDiffHa... | 352 | 12,993 |
changedetection.io | changedetectionio/processors/restock_diff/difference.py | .py | """
History/diff rendering for the restock_diff (price / stock availability) processor.
A text diff is meaningless for restock watches - each history snapshot is just a short
string like "In Stock: True - Price: 12.34". So instead of a diff, this renders the whole
timeline as a simple smoothed line graph of price over... | 208 | 8,075 |
changedetection.io | changedetectionio/processors/restock_diff/pure_python_extractor.py | .py | """
Pure Python metadata extractor - no lxml, no memory leaks.
This module provides a fast, memory-efficient alternative to extruct for common
e-commerce metadata extraction. It handles:
- JSON-LD (covers 80%+ of modern sites)
- OpenGraph meta tags
- Basic microdata attributes
Uses Python's built-in html.parser inste... | 290 | 10,470 |
changedetection.io | changedetectionio/processors/restock_diff/__init__.py | .py |
from babel.numbers import parse_decimal
from changedetectionio.model.Watch import model as BaseWatch
from decimal import Decimal, InvalidOperation
from typing import Union
import re
# Processor capabilities
supports_visual_selector = True
supports_browser_steps = True
supports_text_filters_and_triggers = True
support... | 139 | 5,418 |
changedetection.io | changedetectionio/processors/restock_diff/processor.py | .py | from ..base import difference_detection_processor
from ..exceptions import ProcessorException
from . import Restock
from loguru import logger
from changedetectionio.content_fetchers.exceptions import checksumFromPreviousCheckWasTheSame
import urllib3
import time
urllib3.disable_warnings(urllib3.exceptions.InsecureReq... | 678 | 34,219 |
changedetection.io | changedetectionio/processors/restock_diff/forms.py | .py | from wtforms import (
BooleanField,
validators,
FloatField
)
from wtforms.fields.choices import RadioField
from wtforms.fields.form import FormField
from wtforms.form import Form
from flask_babel import lazy_gettext as _l
from changedetectionio.forms import processor_text_json_diff_form
class RestockSett... | 82 | 4,571 |
changedetection.io | changedetectionio/processors/restock_diff/plugins/llm_restock.py | .py | """
LLM fallback plugin for price and restock info extraction.
When the built-in structured-metadata extraction (JSON-LD, microdata, OpenGraph)
fails to produce both a price and availability, this plugin is called as a last
resort. It sends a trimmed, HTML-stripped version of the page to the configured
LLM and asks i... | 369 | 17,830 |
changedetection.io | changedetectionio/processors/text_json_diff/difference.py | .py | """
History/diff rendering for text_json_diff processor.
This module handles the visualization of text/HTML/JSON changes by rendering
a side-by-side or unified diff view with syntax highlighting and change markers.
"""
import os
import time
from flask_babel import gettext
from loguru import logger
from changedetecti... | 247 | 10,566 |
changedetection.io | changedetectionio/processors/text_json_diff/__init__.py | .py | from loguru import logger
# Processor capabilities
supports_visual_selector = True
supports_browser_steps = True
supports_text_filters_and_triggers = True
supports_text_filters_and_triggers_elements = True
supports_request_type = True
def _task(watch, update_handler):
from changedetectionio.content_fetchers.exc... | 207 | 9,800 |
changedetection.io | changedetectionio/processors/text_json_diff/processor.py | .py | # HTML to TEXT/JSON DIFFERENCE self.fetcher
import hashlib
import json
import os
import re
import urllib3
from changedetectionio.conditions import execute_ruleset_against_all_plugins
from changedetectionio.content_fetchers.exceptions import checksumFromPreviousCheckWasTheSame
from ..base import difference_detection_p... | 691 | 30,373 |
changedetection.io | changedetectionio/llm/evaluator.py | .py | """
LLM evaluation orchestration.
Two public entry points:
- run_setup(watch, datastore) — one-time: decide if pre-filter needed
- evaluate_change(watch, datastore, diff, current_snapshot) — per-change evaluation
Intent resolution: watch.llm_intent → first tag with llm_intent → None (no evaluation)
Cache: ... | 860 | 35,606 |
changedetection.io | changedetectionio/llm/prompt_builder.py | .py | """
Prompt construction for LLM evaluation calls.
Pure functions — no side effects, fully testable.
"""
import re
from .bm25_trim import trim_to_relevant
_AGO_RE = re.compile(r'^\d+\s+\w+\s+ago$', re.IGNORECASE)
SNAPSHOT_CONTEXT_CHARS = 30_000 # current page state excerpt sent alongside the diff
def _annotate_m... | 217 | 10,519 |
changedetection.io | changedetectionio/llm/client.py | .py | """
Thin wrapper around litellm.completion.
Keeps litellm import isolated so the rest of the codebase doesn't depend on it directly,
and makes the call easy to mock in tests.
"""
import logging
import os
from loguru import logger
# Default output token cap for JSON-returning calls (intent eval, preview, setup).
# The... | 205 | 8,708 |
changedetection.io | changedetectionio/llm/bm25_trim.py | .py | """
BM25-based relevance trimming for large snapshot text.
When a snapshot is large and no CSS pre-filter has narrowed it down,
we use BM25 to select the lines most relevant to the user's intent
before sending to the LLM. This keeps the context focused without
an arbitrary char truncation.
Pure functions — no side ef... | 53 | 1,666 |
changedetection.io | changedetectionio/llm/ui_strings.py | .py | """
Shared UI placeholder strings for LLM fields.
Used by WTForms field definitions in forms.py and blueprint/tags/form.py.
Templates use their own _()-translated variants but should stay in sync with these.
"""
# llm_intent field — placeholder text for per-watch context
LLM_INTENT_WATCH_PLACEHOLDER = (
"e.g. Ale... | 19 | 623 |
changedetection.io | changedetectionio/llm/response_parser.py | .py | """
Parse and validate LLM JSON responses.
Pure functions — no side effects, fully testable.
LLMs occasionally return JSON wrapped in markdown fences or with trailing
text. This module handles those cases gracefully.
"""
import json
import re
# Positional selectors are fragile — reject them even if the LLM generates... | 85 | 2,760 |
changedetection.io | changedetectionio/notification/email_helpers.py | .py | def as_monospaced_html_email(content: str, title: str) -> str:
"""
Wraps `content` in a minimal, email-safe HTML template
that forces monospace rendering across Gmail, Hotmail, Apple Mail, etc.
Args:
content: The body text (plain text or HTML-like).
title: The title plaintext
Return... | 42 | 1,487 |
changedetection.io | changedetectionio/notification/__init__.py | .py | from changedetectionio.model import USE_SYSTEM_DEFAULT_NOTIFICATION_FORMAT_FOR_WATCH
default_notification_format = 'htmlcolor'
default_notification_body = '{{watch_url}} had a change.\n---\n{{diff}}\n---\n'
default_notification_title = 'ChangeDetection.io Notification - {{watch_url}}'
# The values (markdown etc) are ... | 17 | 729 |
changedetection.io | changedetectionio/notification/handler.py | .py |
import time
import re
import apprise
from apprise import NotifyFormat
from loguru import logger
from urllib.parse import urlparse
from .apprise_plugin.assets import apprise_asset, APPRISE_AVATAR_URL
from .email_helpers import as_monospaced_html_email
from ..diff import HTML_REMOVED_STYLE, REMOVED_PLACEMARKER_OPEN, REM... | 567 | 28,716 |
changedetection.io | changedetectionio/notification/apprise_plugin/assets.py | .py | from apprise import AppriseAsset
# Refer to:
# https://github.com/caronc/apprise/wiki/Development_API#the-apprise-asset-object
APPRISE_APP_ID = "changedetection.io"
APPRISE_APP_DESC = "ChangeDetection.io best and simplest website monitoring and change detection"
APPRISE_APP_URL = "https://changedetection.io"
APPRISE_... | 17 | 614 |
changedetection.io | changedetectionio/notification/apprise_plugin/discord.py | .py | """
Custom Discord plugin for changedetection.io
Extends Apprise's Discord plugin to support custom colored embeds for removed/added content
"""
from apprise.plugins.discord import NotifyDiscord
from apprise.decorators import notify
from apprise.common import NotifyFormat
from loguru import logger
# Import placeholder... | 287 | 11,595 |
changedetection.io | changedetectionio/notification/apprise_plugin/custom_handlers.py | .py | """
Custom Apprise HTTP Handlers with format= Parameter Support
IMPORTANT: This module works around a limitation in Apprise's @notify decorator.
THE PROBLEM:
-------------
When using Apprise's @notify decorator to create custom notification handlers, the
decorator creates a CustomNotifyPlugin that uses parse_url(...,... | 225 | 8,236 |
changedetection.io | changedetectionio/conditions/pluggy_interface.py | .py | import pluggy
import os
import importlib
import sys
from . import default_plugin
# ✅ Ensure that the namespace in HookspecMarker matches PluginManager
PLUGIN_NAMESPACE = "changedetectionio_conditions"
hookspec = pluggy.HookspecMarker(PLUGIN_NAMESPACE)
hookimpl = pluggy.HookimplMarker(PLUGIN_NAMESPACE)
class Conditi... | 75 | 2,374 |
changedetection.io | changedetectionio/conditions/exceptions.py | .py | class EmptyConditionRuleRowNotUsable(Exception):
def __init__(self):
super().__init__("One of the 'conditions' rulesets is incomplete, cannot run.")
def __str__(self):
return self.args[0] | 6 | 212 |
changedetection.io | changedetectionio/conditions/__init__.py | .py | from json_logic.builtins import BUILTINS
from flask_babel import lazy_gettext as _l
from .exceptions import EmptyConditionRuleRowNotUsable
from .pluggy_interface import plugin_manager # Import the pluggy plugin manager
from . import default_plugin
from loguru import logger
# List of all supported JSON Logic operators... | 169 | 6,589 |
changedetection.io | changedetectionio/conditions/default_plugin.py | .py | import re
import pluggy
from price_parser import Price
from loguru import logger
from flask_babel import lazy_gettext as _l
hookimpl = pluggy.HookimplMarker("changedetectionio_conditions")
@hookimpl
def register_operators():
def starts_with(_, text, prefix):
return text.lower().strip().startswith(str(pr... | 85 | 2,921 |
changedetection.io | changedetectionio/conditions/form.py | .py | # Condition Rule Form (for each rule row)
from wtforms import Form, SelectField, StringField, validators
from wtforms import validators
from flask_babel import lazy_gettext as _l
class ConditionFormRow(Form):
# ✅ Ensure Plugins Are Loaded BEFORE Importing Choices
from changedetectionio.conditions import plugi... | 45 | 1,724 |
changedetection.io | changedetectionio/conditions/blueprint.py | .py | # Flask Blueprint Definition
import json
from flask import Blueprint
from changedetectionio.conditions import execute_ruleset_against_all_plugins
def construct_blueprint(datastore):
from changedetectionio.flask_app import login_optionally_required
conditions_blueprint = Blueprint('conditions', __name__, te... | 81 | 3,373 |
changedetection.io | changedetectionio/conditions/plugins/levenshtein_plugin.py | .py | """
Levenshtein distance and similarity plugin for text change detection.
Provides metrics for measuring text similarity between snapshots.
"""
import pluggy
from loguru import logger
from flask_babel import gettext as _, lazy_gettext as _l
LEVENSHTEIN_MAX_LEN_FOR_EDIT_STATS=100000
# Support both plugin systems
condi... | 125 | 4,675 |
changedetection.io | changedetectionio/conditions/plugins/wordcount_plugin.py | .py | """
Word count plugin for content analysis.
Provides word count metrics for snapshot content.
"""
import pluggy
from loguru import logger
from flask_babel import gettext as _, lazy_gettext as _l
# Support both plugin systems
conditions_hookimpl = pluggy.HookimplMarker("changedetectionio_conditions")
global_hookimpl = ... | 87 | 2,822 |
changedetection.io | changedetectionio/model/persistence.py | .py | """
Entity persistence mixin for Watch and Tag models.
Provides file-based persistence using atomic writes.
"""
import functools
import inspect
@functools.lru_cache(maxsize=None)
def _determine_entity_type(cls):
"""
Determine entity type from class hierarchy (cached at class level).
Args:
cls: ... | 85 | 2,605 |
changedetection.io | changedetectionio/model/App.py | .py | from os import getenv
from copy import deepcopy
from changedetectionio.blueprint.rss import RSS_FORMAT_TYPES, RSS_CONTENT_FORMAT_DEFAULT
from changedetectionio.model.Tags import TagsDict
from changedetectionio.notification import (
default_notification_body,
default_notification_format,
default_notificati... | 110 | 5,870 |
changedetection.io | changedetectionio/model/Tag.py | .py | """
Tag/Group domain model for organizing and overriding watch settings.
ARCHITECTURE NOTE: Configuration Override Hierarchy
===================================================
Tags can override Watch settings when overrides_watch=True.
Current implementation requires manual checking in processors:
for tag_uuid ... | 72 | 2,876 |
changedetection.io | changedetectionio/model/Watch.py | .py | """
Watch domain model for change detection monitoring.
ARCHITECTURE NOTE: Configuration Override Hierarchy
===================================================
This module implements Watch objects that inherit from dict (technical debt).
The dream architecture would use Pydantic for:
1. CHAIN RESOLUTION (Watch → Tag... | 1,315 | 52,875 |
changedetection.io | changedetectionio/model/__init__.py | .py | import os
import uuid
from changedetectionio import strtobool
from .persistence import EntityPersistenceMixin, _determine_entity_type
__all__ = ['EntityPersistenceMixin', 'watch_base']
from ..browser_steps.browser_steps import browser_steps_get_valid_steps
USE_SYSTEM_DEFAULT_NOTIFICATION_FORMAT_FOR_WATCH = 'System ... | 680 | 29,625 |
changedetection.io | changedetectionio/model/schema_utils.py | .py | """
Schema utilities for Watch and Tag models.
Provides functions to extract readonly fields and properties from OpenAPI spec.
Shared by both the model layer and API layer to avoid circular dependencies.
"""
import functools
# Watch fields written by workers/processors that are NOT part of the public OpenAPI spec.
... | 122 | 4,381 |
changedetection.io | changedetectionio/model/LLMSettings.py | .py | """
Validation/typing layer for the LLM config dict stored at
datastore.data['settings']['application']['llm']
Storage stays a plain dict (orjson-serialized). This model is hydrated on read
(model_validate) and dumped on write (model_dump). WTForms field names match
the storage field names exactly — no aliases nee... | 71 | 3,067 |
changedetection.io | changedetectionio/model/Tags.py | .py | import os
import shutil
from pathlib import Path
from loguru import logger
_SENTINEL = object()
class TagsDict(dict):
"""Dict subclass that removes the corresponding tag.json file when a tag is deleted."""
def __init__(self, *args, datastore_path: str | os.PathLike, **kwargs) -> None:
self._datastor... | 40 | 1,374 |
changedetection.io | changedetectionio/tests/test_block_while_text_present.py | .py | #!/usr/bin/env python3
import time
from flask import url_for
from .util import live_server_setup, wait_for_all_checks, delete_all_watches
from changedetectionio import html_tools
import os
def set_original_ignore_response(datastore_path):
test_return_data = """<html>
<body>
Some initial text<br>
... | 154 | 5,081 |
changedetection.io | changedetectionio/tests/test_trigger_regex_with_filter.py | .py | #!/usr/bin/env python3
import time
from flask import url_for
from .util import live_server_setup, delete_all_watches, wait_for_all_checks
import os
def set_original_ignore_response(datastore_path):
test_return_data = """<html>
<body>
Some initial text<br>
<p>Which is across multiple lines</p>
... | 82 | 2,561 |
changedetection.io | changedetectionio/tests/test_clone.py | .py | #!/usr/bin/env python3
import time
from flask import url_for
from .util import live_server_setup, wait_for_all_checks
import os
def test_clone_functionality(client, live_server, measure_memory_usage, datastore_path):
# live_server_setup(live_server) # Setup on conftest per function
with open(os.path.join(da... | 38 | 1,226 |
changedetection.io | changedetectionio/tests/test_api.py | .py | #!/usr/bin/env python3
import time
from flask import url_for
from .util import live_server_setup, wait_for_all_checks, delete_all_watches
import os
import json
import uuid
def set_original_response(datastore_path):
test_return_data = """<html>
<body>
Some initial text<br>
<p>Which is across mul... | 1,455 | 57,200 |
changedetection.io | changedetectionio/tests/test_xpath_selector.py | .py | # -*- coding: utf-8 -*-
from flask import url_for
from .util import wait_for_all_checks, delete_all_watches
from ..processors.magic import RSS_XML_CONTENT_TYPES
import os
def set_rss_atom_feed_response(datastore_path, header='', ):
test_return_data = f"""{header}<!-- Generated on Wed, 08 Oct 2025 08:42:33 -070... | 671 | 26,153 |
changedetection.io | changedetectionio/tests/test_notification_restock_token.py | .py | """
Regression tests for issue #3490 - "'restock' is undefined".
A `{{ restock.price }}` token is accepted in a per-watch notification body (restock
watches inject the value via processors/restock_diff extra_notification_token_values()),
but the same token in a system-wide / non-restock context had no default. That ma... | 44 | 1,850 |
changedetection.io | changedetectionio/tests/test_source.py | .py | #!/usr/bin/env python3
import time
from flask import url_for
from urllib.request import urlopen
from .util import set_original_response, set_modified_response, live_server_setup, wait_for_all_checks
from ..diff import ADDED_STYLE
def test_check_basic_change_detection_functionality_source(client, live_server, measure... | 86 | 3,151 |
changedetection.io | changedetectionio/tests/test_add_replace_remove_filter.py | .py | #!/usr/bin/env python3
import os.path
import os
from flask import url_for
from .util import live_server_setup, wait_for_all_checks, wait_for_notification_endpoint_output, delete_all_watches
import time
from ..diff import ADDED_PLACEMARKER_OPEN
def set_original(datastore_path, excluding=None, add_line=None):
te... | 186 | 7,234 |
changedetection.io | changedetectionio/tests/test_queue_handler.py | .py | import os
import time
from flask import url_for
from .util import set_original_response, wait_for_all_checks, wait_for_notification_endpoint_output
from ..notification import valid_notification_formats
from loguru import logger
def test_queue_system(client, live_server, measure_memory_usage, datastore_path):
"""... | 53 | 2,575 |
changedetection.io | changedetectionio/tests/test_backend.py | .py | #!/usr/bin/env python3
import os
import time
from flask import url_for
from .util import set_original_response, set_modified_response, live_server_setup, wait_for_all_checks, extract_rss_token_from_UI, \
extract_UUID_from_client, delete_all_watches
# Basic test to check inscriptus is not adding return line chars... | 450 | 17,987 |
changedetection.io | changedetectionio/tests/test_download_patch.py | .py | #!/usr/bin/env python3
"""
Tests for the /diff/<uuid>/download-patch endpoint.
The route should accept from_version and to_version query parameters,
read those two snapshots from the watch history, generate a unified diff
patch, and return it as a downloadable text/plain file.
"""
from flask import url_for
from chan... | 107 | 3,951 |
changedetection.io | changedetectionio/tests/test_api_tags.py | .py | #!/usr/bin/env python3
from flask import url_for
from .util import live_server_setup, wait_for_all_checks, set_original_response
import json
import time
def test_api_tags_listing(client, live_server, measure_memory_usage, datastore_path):
# live_server_setup(live_server) # Setup on conftest per function
api_k... | 324 | 11,073 |
changedetection.io | changedetectionio/tests/test_llm_api_key_security.py | .py | #!/usr/bin/env python3
"""
Security tests: LLM API key must never appear in any API response.
The LLM API key is a secret credential stored in
datastore.data['settings']['application']['llm']['api_key'].
It must never be leaked through any API endpoint — watch GET/list,
tag GET/list, system-info, notifications — even ... | 676 | 27,989 |
changedetection.io | changedetectionio/tests/test_commit_persistence.py | .py | #!/usr/bin/env python3
"""
Tests for immediate commit-based persistence system.
Tests cover:
- Watch.commit() persistence to disk
- Concurrent commit safety (race conditions)
- Processor config separation
- Data loss prevention (settings, tags, watch modifications)
"""
import json
import os
import threading
import ti... | 662 | 24,538 |
changedetection.io | changedetectionio/tests/test_nonrenderable_pages.py | .py | #!/usr/bin/env python3
from flask import url_for
from .util import set_original_response, set_modified_response, live_server_setup, wait_for_all_checks, delete_all_watches
import time
import os
def set_nonrenderable_response(datastore_path):
test_return_data = """<html>
<head><title>modified head title</titl... | 119 | 3,874 |
changedetection.io | changedetectionio/tests/test_llm_token_budget.py | .py | #!/usr/bin/env python3
"""
Tests that verify global LLM token budget counters cannot be tampered with
via the API (watch PUT) or via form submissions (settings page POST).
This is critical for hosted deployments where the operator sets
LLM_TOKEN_BUDGET_MONTH in the container — tenants must not be able
to reset or infl... | 574 | 23,452 |
changedetection.io | changedetectionio/tests/test_conditions.py | .py | #!/usr/bin/env python3
import json
import time
import os
from flask import url_for
from .util import live_server_setup, wait_for_all_checks, delete_all_watches
from ..model import CONDITIONS_MATCH_LOGIC_DEFAULT
def set_original_response(datastore_path, number="50"):
test_return_data = f"""<html>
<body>
... | 326 | 11,804 |
changedetection.io | changedetectionio/tests/test_llm_change_summary.py | .py | #!/usr/bin/env python3
"""
Integration tests for AI Change Summary:
- llm_change_summary field saved via watch edit form
- llm_change_summary cascades from tag to watches
- {{ diff }} replaced by AI summary in notifications
- {{ raw_diff }} always contains original diff
- summarise_change only runs when chang... | 485 | 18,219 |
changedetection.io | changedetectionio/tests/test_pdf.py | .py | #!/usr/bin/env python3
import time
from flask import url_for
from .util import set_original_response, set_modified_response, live_server_setup, wait_for_all_checks
import os
# `subtractive_selectors` should still work in `source:` type requests
def test_fetch_pdf(client, live_server, measure_memory_usage, datastore_... | 85 | 3,540 |
changedetection.io | changedetectionio/tests/test_scheduler.py | .py | #!/usr/bin/env python3
import time
from copy import copy
from datetime import datetime, timezone
from zoneinfo import ZoneInfo
from flask import url_for
from .util import live_server_setup, wait_for_all_checks, extract_UUID_from_client, delete_all_watches
from ..forms import REQUIRE_ATLEAST_ONE_TIME_PART_MESSAGE_DEFA... | 210 | 8,591 |
changedetection.io | changedetectionio/tests/test_llm_group_overrides.py | .py | #!/usr/bin/env python3
"""
Tests for group/tag LLM field overrides on the watch edit page.
When a watch's first linked tag has llm_intent or llm_change_summary set
and the watch itself has no own value, the watch edit form should render
the relevant textarea as readonly with a "From group '<name>': <value>"
placeholde... | 385 | 14,791 |
changedetection.io | changedetectionio/tests/test_encoding.py | .py | #!/usr/bin/env python3
# coding=utf-8
import hashlib
import time
from flask import url_for
from .util import live_server_setup, wait_for_all_checks, extract_UUID_from_client
import pytest
import os
def test_surrogate_characters_in_content_are_sanitized():
"""Lone surrogates can appear in requests' r.text when... | 138 | 5,933 |
changedetection.io | changedetectionio/tests/test_access_control.py | .py | from .util import live_server_setup, wait_for_all_checks
from flask import url_for
import time
def test_check_access_control(app, client, live_server, measure_memory_usage, datastore_path):
# Still doesnt work, but this is closer.
# live_server_setup(live_server) # Setup on conftest per function
with app.... | 211 | 8,768 |
changedetection.io | changedetectionio/tests/test_settings_tag_force_reprocess.py | .py | #!/usr/bin/env python3
"""
Test that changing global settings or tag configurations forces reprocessing.
When settings or tag configurations change, all affected watches need to
reprocess even if their content hasn't changed, because configuration affects
the processing result.
"""
import os
import time
from flask im... | 209 | 7,856 |
changedetection.io | changedetectionio/tests/test_preview_endpoints.py | .py | #!/usr/bin/env python3
import time
from flask import url_for
from .util import set_original_response, set_modified_response, live_server_setup, wait_for_all_checks
import os
# `subtractive_selectors` should still work in `source:` type requests
def test_fetch_pdf(client, live_server, measure_memory_usage, datastore_... | 69 | 2,582 |
changedetection.io | changedetectionio/tests/test_jsonpath_jq_selector.py | .py | #!/usr/bin/env python3
# coding=utf-8
import time
from flask import url_for
from markupsafe import escape
from . util import live_server_setup, wait_for_all_checks, delete_all_watches
import pytest
import os
jq_support = True
try:
import jq
except ModuleNotFoundError:
jq_support = False
def test_jsonp_trea... | 597 | 24,739 |
changedetection.io | changedetectionio/tests/test_rss_single_watch.py | .py | #!/usr/bin/env python3
import time
import os
import xml.etree.ElementTree as ET
from flask import url_for
from .restock.test_restock import set_original_response
from .util import live_server_setup, wait_for_all_checks, extract_rss_token_from_UI, extract_UUID_from_client, delete_all_watches, set_modified_response
fro... | 372 | 14,133 |
changedetection.io | changedetectionio/tests/test_llm_all_changes_diff.py | .py | #!/usr/bin/env python3
"""
Tests for the 'AI: every change between versions' (all_changes=1) feature.
Covers:
- all_changes=1 builds a multi-segment diff (pairwise across intermediate snapshots)
- all_changes=0 (default) uses a single from→to diff
- the two modes are cached under separate keys (no cross-contamin... | 184 | 6,812 |
changedetection.io | changedetectionio/tests/test_ignore_text.py | .py | #!/usr/bin/env python3
import time
from flask import url_for
from .util import live_server_setup, wait_for_all_checks, delete_all_watches
from changedetectionio import html_tools
import os
# Unit test of the stripper
# Always we are dealing in utf-8
def test_strip_text_func():
test_content = """
Some conten... | 262 | 9,537 |
changedetection.io | changedetectionio/tests/test_trigger.py | .py | #!/usr/bin/env python3
import time
from flask import url_for
from .util import live_server_setup, wait_for_all_checks
import os
def set_original_ignore_response(datastore_path):
test_return_data = """<html>
<body>
Some initial text<br>
<p>Which is across multiple lines</p>
<br>
So let'... | 158 | 5,320 |
changedetection.io | changedetectionio/tests/util.py | .py | #!/usr/bin/env python3
from operator import truediv
from flask import make_response, request, current_app
from flask import url_for
import logging
import time
import os
import threading
# Thread-safe global storage for test endpoint content
# Avoids filesystem cache issues in parallel tests
_test_endpoint_content_loc... | 436 | 15,509 |
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