NDOJ/dmoj/settings.py

"""
Django settings for dmoj project.

For more information on this file, see
https://docs.djangoproject.com/en/1.11/topics/settings/

For the full list of settings and their values, see
https://docs.djangoproject.com/en/1.11/ref/settings/
"""

# Build paths inside the project like this: os.path.join(BASE_DIR, ...)
import datetime
import os
import tempfile

from django.utils.translation import ugettext_lazy as _
from django_jinja.builtins import DEFAULT_EXTENSIONS
from jinja2 import select_autoescape

BASE_DIR = os.path.dirname(os.path.dirname(__file__))

# Quick-start development settings - unsuitable for production
# See https://docs.djangoproject.com/en/1.11/howto/deployment/checklist/

# SECURITY WARNING: keep the secret key used in production secret!
SECRET_KEY = "5*9f5q57mqmlz2#f$x1h76&jxy#yortjl1v+l*6hd18$d*yx#0"

# SECURITY WARNING: don't run with debug turned on in production!
DEBUG = True

ALLOWED_HOSTS = []

SITE_ID = 1
SITE_NAME = "LQDOJ"
SITE_LONG_NAME = "LQDOJ: Le Quy Don Online Judge"
SITE_ADMIN_EMAIL = False

DMOJ_REQUIRE_STAFF_2FA = True

# Set to 1 to use HTTPS if request was made to https://
# Set to 2 to always use HTTPS for links
# Set to 0 to always use HTTP for links
DMOJ_SSL = 0

# Refer to dmoj.ca/post/103-point-system-rework
DMOJ_PP_STEP = 0.95
DMOJ_PP_ENTRIES = 100
DMOJ_PP_BONUS_FUNCTION = lambda n: 300 * (1 - 0.997**n)  # noqa: E731

NODEJS = "/usr/bin/node"
EXIFTOOL = "/usr/bin/exiftool"
ACE_URL = "//cdnjs.cloudflare.com/ajax/libs/ace/1.1.3"

DMOJ_CAMO_URL = None
DMOJ_CAMO_KEY = None
DMOJ_CAMO_HTTPS = False
DMOJ_CAMO_EXCLUDE = ()
DMOJ_PROBLEM_DATA_ROOT = None
DMOJ_PROBLEM_MIN_TIME_LIMIT = 0  # seconds
DMOJ_PROBLEM_MAX_TIME_LIMIT = 60  # seconds
DMOJ_PROBLEM_MIN_MEMORY_LIMIT = 0  # kilobytes
DMOJ_PROBLEM_MAX_MEMORY_LIMIT = 1048576  # kilobytes
DMOJ_PROBLEM_MIN_PROBLEM_POINTS = 0
DMOJ_SUBMISSION_ROOT = "/tmp"
DMOJ_RATING_COLORS = True
DMOJ_EMAIL_THROTTLING = (10, 60)
DMOJ_STATS_LANGUAGE_THRESHOLD = 10
DMOJ_SUBMISSIONS_REJUDGE_LIMIT = 10
# Maximum number of submissions a single user can queue without the `spam_submission` permission
DMOJ_SUBMISSION_LIMIT = 3
DMOJ_BLOG_NEW_PROBLEM_COUNT = 7
DMOJ_BLOG_NEW_CONTEST_COUNT = 7
DMOJ_BLOG_RECENTLY_ATTEMPTED_PROBLEMS_COUNT = 7
DMOJ_TOTP_TOLERANCE_HALF_MINUTES = 1
DMOJ_USER_MAX_ORGANIZATION_COUNT = 10
DMOJ_USER_MAX_ORGANIZATION_ADD = 5
DMOJ_COMMENT_VOTE_HIDE_THRESHOLD = -5
DMOJ_PDF_PROBLEM_CACHE = ""
DMOJ_PDF_PROBLEM_TEMP_DIR = tempfile.gettempdir()
DMOJ_STATS_SUBMISSION_RESULT_COLORS = {
    "TLE": "#a3bcbd",
    "AC": "#00a92a",
    "WA": "#ed4420",
    "CE": "#42586d",
    "ERR": "#ffa71c",
}
DMOJ_PROFILE_IMAGE_ROOT = "profile_images"

MARKDOWN_STYLES = {}
MARKDOWN_DEFAULT_STYLE = {}

MATHOID_URL = False
MATHOID_GZIP = False
MATHOID_MML_CACHE = None
MATHOID_CSS_CACHE = "default"
MATHOID_DEFAULT_TYPE = "auto"
MATHOID_MML_CACHE_TTL = 86400
MATHOID_CACHE_ROOT = tempfile.gettempdir() + "/mathoidCache"
MATHOID_CACHE_URL = False

TEXOID_GZIP = False
TEXOID_META_CACHE = "default"
TEXOID_META_CACHE_TTL = 86400

BAD_MAIL_PROVIDERS = ()
BAD_MAIL_PROVIDER_REGEX = ()
NOFOLLOW_EXCLUDED = set()

TIMEZONE_BG = None
TIMEZONE_MAP = None
TIMEZONE_DETECT_BACKEND = None

TERMS_OF_SERVICE_URL = None
DEFAULT_USER_LANGUAGE = "PY3"

PHANTOMJS = ""
PHANTOMJS_PDF_ZOOM = 0.75
PHANTOMJS_PDF_TIMEOUT = 5.0
PHANTOMJS_PAPER_SIZE = "Letter"

SLIMERJS = ""
SLIMERJS_PDF_ZOOM = 0.75
SLIMERJS_FIREFOX_PATH = ""
SLIMERJS_PAPER_SIZE = "Letter"

PUPPETEER_MODULE = "/usr/lib/node_modules/puppeteer"
PUPPETEER_PAPER_SIZE = "Letter"

USE_SELENIUM = False
SELENIUM_CUSTOM_CHROME_PATH = None
SELENIUM_CHROMEDRIVER_PATH = "chromedriver"

PYGMENT_THEME = "pygment-github.css"
INLINE_JQUERY = True
INLINE_FONTAWESOME = True
JQUERY_JS = "//ajax.googleapis.com/ajax/libs/jquery/3.4.1/jquery.min.js"
FONTAWESOME_CSS = (
    "//maxcdn.bootstrapcdn.com/font-awesome/4.3.0/css/font-awesome.min.css"
)
DMOJ_CANONICAL = ""

# Application definition

INSTALLED_APPS = ()

try:
    import wpadmin
except ImportError:
    pass
else:
    del wpadmin
    INSTALLED_APPS += ("wpadmin",)

    WPADMIN = {
        "admin": {
            "title": "LQDOJ Admin",
            "menu": {
                "top": "wpadmin.menu.menus.BasicTopMenu",
                "left": "wpadmin.menu.custom.CustomModelLeftMenuWithDashboard",
            },
            "custom_menu": [
                {
                    "model": "judge.Problem",
                    "icon": "fa-question-circle",
                    "children": [
                        "judge.ProblemGroup",
                        "judge.ProblemType",
                        "judge.ProblemPointsVote",
                    ],
                },
                {
                    "model": "judge.Submission",
                    "icon": "fa-check-square-o",
                    "children": [
                        "judge.Language",
                        "judge.Judge",
                    ],
                },
                {
                    "model": "judge.Contest",
                    "icon": "fa-bar-chart",
                    "children": [
                        "judge.ContestParticipation",
                        "judge.ContestTag",
                    ],
                },
                {
                    "model": "auth.User",
                    "icon": "fa-user",
                    "children": [
                        "auth.Group",
                        "registration.RegistrationProfile",
                    ],
                },
                {
                    "model": "judge.Profile",
                    "icon": "fa-user-plus",
                    "children": [
                        "judge.Organization",
                        "judge.OrganizationRequest",
                    ],
                },
                {
                    "model": "judge.NavigationBar",
                    "icon": "fa-bars",
                    "children": [
                        "judge.MiscConfig",
                        "judge.License",
                        "sites.Site",
                        "redirects.Redirect",
                    ],
                },
                ("judge.BlogPost", "fa-rss-square"),
                ("judge.Ticket", "fa-exclamation-circle"),
                ("admin.LogEntry", "fa-empire"),
            ],
            "dashboard": {
                "breadcrumbs": True,
            },
        },
    }

INSTALLED_APPS += (
    "django.contrib.admin",
    "judge",
    "django.contrib.auth",
    "django.contrib.contenttypes",
    "django.contrib.flatpages",
    "django.contrib.sessions",
    "django.contrib.messages",
    "django.contrib.redirects",
    "django.contrib.staticfiles",
    "django.contrib.sites",
    "django.contrib.sitemaps",
    "registration",
    "mptt",
    "reversion",
    "reversion_compare",
    "django_social_share",
    "social_django",
    "compressor",
    "django_ace",
    "pagedown",
    "sortedm2m",
    "statici18n",
    "impersonate",
    "django_jinja",
    "chat_box",
    "django.forms",
)

MIDDLEWARE = (
    "judge.middleware.SlowRequestMiddleware",
    "judge.middleware.ShortCircuitMiddleware",
    "django.contrib.sessions.middleware.SessionMiddleware",
    "django.middleware.locale.LocaleMiddleware",
    "django.middleware.common.CommonMiddleware",
    "django.middleware.csrf.CsrfViewMiddleware",
    "django.contrib.auth.middleware.AuthenticationMiddleware",
    "judge.middleware.DMOJLoginMiddleware",
    "django.contrib.messages.middleware.MessageMiddleware",
    "django.middleware.clickjacking.XFrameOptionsMiddleware",
    "judge.user_log.LogUserAccessMiddleware",
    "judge.timezone.TimezoneMiddleware",
    "impersonate.middleware.ImpersonateMiddleware",
    "judge.middleware.DMOJImpersonationMiddleware",
    "judge.middleware.ContestMiddleware",
    "judge.middleware.DarkModeMiddleware",
    "judge.middleware.SubdomainMiddleware",
    "django.contrib.flatpages.middleware.FlatpageFallbackMiddleware",
    "judge.social_auth.SocialAuthExceptionMiddleware",
    "django.contrib.redirects.middleware.RedirectFallbackMiddleware",
)

X_FRAME_OPTIONS = "SAMEORIGIN"

LANGUAGE_COOKIE_AGE = 8640000

FORM_RENDERER = "django.forms.renderers.TemplatesSetting"

IMPERSONATE_REQUIRE_SUPERUSER = True
IMPERSONATE_DISABLE_LOGGING = True

ACCOUNT_ACTIVATION_DAYS = 7

AUTH_PASSWORD_VALIDATORS = [
    {
        "NAME": "django.contrib.auth.password_validation.MinimumLengthValidator",
    },
    {
        "NAME": "judge.utils.pwned.PwnedPasswordsValidator",
    },
    {
        "NAME": "django.contrib.auth.password_validation.NumericPasswordValidator",
    },
]

SILENCED_SYSTEM_CHECKS = ["urls.W002", "fields.W342"]

ROOT_URLCONF = "dmoj.urls"
LOGIN_REDIRECT_URL = "/user"
WSGI_APPLICATION = "dmoj.wsgi.application"

TEMPLATES = [
    {
        "BACKEND": "django_jinja.backend.Jinja2",
        "DIRS": [
            os.path.join(BASE_DIR, "templates"),
        ],
        "APP_DIRS": False,
        "OPTIONS": {
            "match_extension": (".html", ".txt"),
            "match_regex": "^(?!admin/)",
            "context_processors": [
                "django.template.context_processors.media",
                "django.template.context_processors.tz",
                "django.template.context_processors.i18n",
                "django.template.context_processors.request",
                "django.contrib.messages.context_processors.messages",
                "judge.template_context.comet_location",
                "judge.template_context.get_resource",
                "judge.template_context.general_info",
                "judge.template_context.site",
                "judge.template_context.site_name",
                "judge.template_context.misc_config",
                "judge.template_context.math_setting",
                "social_django.context_processors.backends",
                "social_django.context_processors.login_redirect",
            ],
            "autoescape": select_autoescape(["html", "xml"]),
            "trim_blocks": True,
            "lstrip_blocks": True,
            "extensions": DEFAULT_EXTENSIONS
            + [
                "compressor.contrib.jinja2ext.CompressorExtension",
                "judge.jinja2.DMOJExtension",
                "judge.jinja2.spaceless.SpacelessExtension",
            ],
        },
    },
    {
        "BACKEND": "django.template.backends.django.DjangoTemplates",
        "APP_DIRS": True,
        "DIRS": [
            os.path.join(BASE_DIR, "templates"),
        ],
        "OPTIONS": {
            "context_processors": [
                "django.contrib.auth.context_processors.auth",
                "django.template.context_processors.media",
                "django.template.context_processors.tz",
                "django.template.context_processors.i18n",
                "django.template.context_processors.request",
                "django.contrib.messages.context_processors.messages",
            ],
        },
    },
]

LOCALE_PATHS = [
    os.path.join(BASE_DIR, "locale"),
]

LANGUAGES = [
    ("vi", _("Vietnamese")),
    ("en", _("English")),
]

# Database
# https://docs.djangoproject.com/en/1.11/ref/settings/#databases

DATABASES = {
    "default": {
        "ENGINE": "django.db.backends.sqlite3",
        "NAME": os.path.join(BASE_DIR, "db.sqlite3"),
    },
}

ENABLE_FTS = False

# Bridged configuration
BRIDGED_JUDGE_ADDRESS = [("localhost", 9999)]
BRIDGED_JUDGE_PROXIES = None
BRIDGED_DJANGO_ADDRESS = [("localhost", 9998)]
BRIDGED_DJANGO_CONNECT = None
BRIDGED_AUTO_CREATE_JUDGE = False

# Event Server configuration
EVENT_DAEMON_USE = False
EVENT_DAEMON_POST = "ws://localhost:9997/"
EVENT_DAEMON_GET = "ws://localhost:9996/"
EVENT_DAEMON_POLL = "/channels/"
EVENT_DAEMON_KEY = None
EVENT_DAEMON_AMQP_EXCHANGE = "dmoj-events"
EVENT_DAEMON_SUBMISSION_KEY = (
    "6Sdmkx^%pk@GsifDfXcwX*Y7LRF%RGT8vmFpSxFBT$fwS7trc8raWfN#CSfQuKApx&$B#Gh2L7p%W!Ww"
)

# Internationalization
# https://docs.djangoproject.com/en/1.11/topics/i18n/

# Whatever you do, this better be one of the entries in `LANGUAGES`.
LANGUAGE_CODE = "vi"
TIME_ZONE = "Asia/Ho_Chi_Minh"
DEFAULT_USER_TIME_ZONE = "Asia/Ho_Chi_Minh"
USE_I18N = True
USE_L10N = True
USE_TZ = True

# Cookies
SESSION_ENGINE = "django.contrib.sessions.backends.cached_db"

# Static files (CSS, JavaScript, Images)
# https://docs.djangoproject.com/en/1.11/howto/static-files/

DMOJ_RESOURCES = os.path.join(BASE_DIR, "resources")
STATICFILES_FINDERS = (
    "django.contrib.staticfiles.finders.FileSystemFinder",
    "django.contrib.staticfiles.finders.AppDirectoriesFinder",
)
STATICFILES_DIRS = [
    os.path.join(BASE_DIR, "resources"),
]
STATIC_URL = "/static/"

# Define a cache
CACHES = {}

# Authentication
AUTHENTICATION_BACKENDS = (
    "social_core.backends.google.GoogleOAuth2",
    "social_core.backends.facebook.FacebookOAuth2",
    "judge.social_auth.GitHubSecureEmailOAuth2",
    "django.contrib.auth.backends.ModelBackend",
)

SOCIAL_AUTH_PIPELINE = (
    "social_core.pipeline.social_auth.social_details",
    "social_core.pipeline.social_auth.social_uid",
    "social_core.pipeline.social_auth.auth_allowed",
    "judge.social_auth.verify_email",
    "social_core.pipeline.social_auth.social_user",
    "social_core.pipeline.user.get_username",
    "social_core.pipeline.social_auth.associate_by_email",
    "judge.social_auth.choose_username",
    "social_core.pipeline.user.create_user",
    "judge.social_auth.make_profile",
    "social_core.pipeline.social_auth.associate_user",
    "social_core.pipeline.social_auth.load_extra_data",
    "social_core.pipeline.user.user_details",
)

SOCIAL_AUTH_PROTECTED_USER_FIELDS = ["first_name", "last_name"]
SOCIAL_AUTH_GOOGLE_OAUTH2_USER_FIELDS = ["email", "username"]
SOCIAL_AUTH_GITHUB_SECURE_SCOPE = ["user:email"]
SOCIAL_AUTH_FACEBOOK_SCOPE = ["email"]
SOCIAL_AUTH_SLUGIFY_USERNAMES = True
SOCIAL_AUTH_SLUGIFY_FUNCTION = "judge.social_auth.slugify_username"

JUDGE_AMQP_PATH = None

MOSS_API_KEY = None

CELERY_WORKER_HIJACK_ROOT_LOGGER = False


TESTCASE_VISIBLE_LENGTH = 64

DATA_UPLOAD_MAX_NUMBER_FIELDS = 10240
DATA_UPLOAD_MAX_MEMORY_SIZE = 2621440
FILE_UPLOAD_PERMISSIONS = 0o644

MESSAGES_TO_LOAD = 15

ML_OUTPUT_PATH = None

# Use subdomain for organizations
USE_SUBDOMAIN = False

# Chat
CHAT_SECRET_KEY = "QUdVFsxk6f5-Hd8g9BXv81xMqvIZFRqMl-KbRzztW-U="

# Nginx
META_REMOTE_ADDRESS_KEY = "REMOTE_ADDR"

DEFAULT_AUTO_FIELD = "django.db.models.AutoField"

# Chunk upload
CHUNK_UPLOAD_DIR = "/tmp/chunk_upload_tmp"

try:
    with open(os.path.join(os.path.dirname(__file__), "local_settings.py")) as f:
        exec(f.read(), globals())
except IOError:
    pass