mirror of
https://github.com/minetest/contentdb.git
synced 2024-12-22 22:12:24 +01:00
140 lines
3.4 KiB
Python
140 lines
3.4 KiB
Python
# ContentDB
|
|
# Copyright (C) 2018-21 rubenwardy
|
|
#
|
|
# This program is free software: you can redistribute it and/or modify
|
|
# it under the terms of the GNU Affero General Public License as published by
|
|
# the Free Software Foundation, either version 3 of the License, or
|
|
# (at your option) any later version.
|
|
#
|
|
# This program is distributed in the hope that it will be useful,
|
|
# but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
# GNU Affero General Public License for more details.
|
|
#
|
|
# You should have received a copy of the GNU Affero General Public License
|
|
# along with this program. If not, see <https://www.gnu.org/licenses/>.
|
|
|
|
import re
|
|
import secrets
|
|
from typing import Dict
|
|
|
|
import deep_compare
|
|
from flask import current_app
|
|
|
|
from .flask import *
|
|
from .models import *
|
|
from .user import *
|
|
|
|
YESES = ["yes", "true", "1", "on"]
|
|
|
|
|
|
def is_username_valid(username: str) -> bool:
|
|
return username is not None and len(username) >= 2 and \
|
|
re.match(r"^[A-Za-z0-9._-]*$", username) and not re.match(r"^\.*$", username)
|
|
|
|
|
|
def make_valid_username(username: str) -> str:
|
|
return re.sub(r"[^A-Za-z0-9._-]+", "_", username)
|
|
|
|
|
|
def is_yes(val):
|
|
return val and val.lower() in YESES
|
|
|
|
|
|
def is_no(val):
|
|
return val and not is_yes(val)
|
|
|
|
|
|
def nonempty_or_none(str):
|
|
if str is None or str == "":
|
|
return None
|
|
|
|
return str
|
|
|
|
|
|
def normalize_line_endings(value: Optional[str]) -> Optional[str]:
|
|
if value is None:
|
|
return None
|
|
|
|
return value.replace("\r\n", "\n")
|
|
|
|
|
|
def should_return_json():
|
|
return "application/json" in request.accept_mimetypes and \
|
|
not "text/html" in request.accept_mimetypes
|
|
|
|
|
|
def random_string(n):
|
|
return secrets.token_hex(int(n / 2))
|
|
|
|
|
|
def has_blocked_domains(text: str, username: str, location: str) -> bool:
|
|
if text is None:
|
|
return False
|
|
|
|
blocked_domains = current_app.config["BLOCKED_DOMAINS"]
|
|
for domain in blocked_domains:
|
|
if domain in text:
|
|
from app.tasks.webhooktasks import post_discord_webhook
|
|
post_discord_webhook.delay(username,
|
|
f"Attempted to post blocked domain {domain} in {location}",
|
|
True)
|
|
return True
|
|
|
|
return False
|
|
|
|
|
|
def diff_dictionaries(one: Dict, two: Dict) -> List:
|
|
if len(set(one.keys()).difference(set(two.keys()))) != 0:
|
|
raise "Mismatching keys"
|
|
|
|
retval = []
|
|
|
|
for key, before in one.items():
|
|
after = two[key]
|
|
|
|
if isinstance(before, dict):
|
|
diff = diff_dictionaries(before, after)
|
|
if len(diff) != 0:
|
|
retval.append({
|
|
"key": key,
|
|
"changes": diff,
|
|
})
|
|
elif not deep_compare.CompareVariables.compare(before, after):
|
|
retval.append({
|
|
"key": key,
|
|
"before": before,
|
|
"after": after,
|
|
})
|
|
|
|
return retval
|
|
|
|
|
|
def describe_difference(diff: List, available_space: int) -> typing.Optional[str]:
|
|
if len(diff) == 0 or available_space <= 0:
|
|
return None
|
|
|
|
if len(diff) == 1 and "before" in diff[0] and "after" in diff[0]:
|
|
key = diff[0]["key"]
|
|
before = diff[0]["before"]
|
|
after = diff[0]["after"]
|
|
|
|
if isinstance(before, str) and isinstance(after, str):
|
|
if len(before) + len(after) <= available_space + 30:
|
|
return f"{key}: {before} -> {after}"
|
|
|
|
elif isinstance(before, list) and isinstance(after, list):
|
|
removed = []
|
|
added = []
|
|
for x in before:
|
|
if x not in after:
|
|
removed.append(x)
|
|
for x in after:
|
|
if x not in before:
|
|
added.append(x)
|
|
|
|
parts = ["-" + str(x) for x in removed] + ["+" + str(x) for x in added]
|
|
return f"{key}: {', '.join(parts)}"
|
|
|
|
return ", ".join([x["key"] for x in diff])
|