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"""Admin views."""
import datetime
import platform
import stat
import subprocess
from dataclasses import dataclass
from pathlib import Path
from pyramid.httpexceptions import HTTPFound
from pyramid.i18n import TranslationString as _
from pyramid.request import Request
from pyramid.view import view_config
from sqlalchemy import func, select
from .. import models, util
GOOD_CRON_THRESHOLD = datetime.timedelta(hours=1)
def _safe_size(path: Path) -> int:
try:
res = path.stat()
if stat.S_ISDIR(res.st_mode):
return util.recursive_size(path)
if stat.S_ISREG(res.st_mode):
return res.st_size
return 0
except FileNotFoundError:
return 0
@dataclass
class SizeBreakdown:
"""A breakdown of what objects take how much storage."""
gpx_files: int = 0
image_files: int = 0
user_maps: int = 0
def _get_size_breakdown(data_manager):
breakdown = SizeBreakdown()
for track_id in data_manager.list_tracks():
track = data_manager.open(track_id)
breakdown.gpx_files += _safe_size(track.gpx_path())
for image_id in track.images():
breakdown.image_files += _safe_size(track.image_path(image_id))
for user_id in data_manager.list_users():
user = data_manager.open_user(user_id)
breakdown.user_maps += _safe_size(user.heatmap_path())
breakdown.user_maps += _safe_size(user.tilehunt_path())
return breakdown
def _get_fietsboek_version():
from importlib.metadata import version, PackageNotFoundError
package = __name__.split(".")[0]
try:
return version(package)
except PackageNotFoundError:
return ""
@view_config(
route_name="admin",
renderer="fietsboek:templates/admin_overview.jinja2",
request_method="GET",
permission="admin",
)
def admin(request: Request):
"""Renders the admin overview.
:param request: The Pyramid request.
:return: The HTTP response.
"""
# False-positive with func.count()
# pylint: disable=not-callable
user_count = request.dbsession.execute(select(func.count()).select_from(models.User)).scalar()
track_count = request.dbsession.execute(select(func.count()).select_from(models.Track)).scalar()
size_total = request.data_manager.size()
size_breakdown = _get_size_breakdown(request.data_manager)
try:
distro = platform.freedesktop_os_release()["PRETTY_NAME"]
except OSError:
distro = None
try:
last_cronjob_timestamp = float(request.redis.get("last-cronjob"))
except (TypeError, ValueError):
last_cronjob = None
cron_good = False
else:
last_cronjob = datetime.datetime.fromtimestamp(last_cronjob_timestamp, datetime.UTC)
cron_good = (datetime.datetime.now(datetime.UTC) - last_cronjob) < GOOD_CRON_THRESHOLD
versions = {
"fietsboek": _get_fietsboek_version(),
"python": platform.python_version(),
"linux": platform.platform(),
"distro": distro,
}
return {
"user_count": user_count,
"track_count": track_count,
"total_size": size_total,
"size_breakdown": size_breakdown,
"versions": versions,
"last_cronjob": last_cronjob,
"cron_good": cron_good,
}
@view_config(
route_name="admin-badge",
renderer="fietsboek:templates/admin_badges.jinja2",
request_method="GET",
permission="admin",
)
def admin_badges(request):
"""Renders the badges editor.
:param request: The Pyramid request.
:type request: pyramid.request.Request
:return: The HTTP response.
:rtype: pyramid.response.Response
"""
badges = request.dbsession.execute(select(models.Badge)).scalars()
return {
"badges": badges,
}
@view_config(route_name="admin-badge-add", permission="admin", request_method="POST")
def do_badge_add(request):
"""Adds a badge.
This is the endpoint of a form on the admin overview.
:param request: The Pyramid request.
:type request: pyramid.request.Request
:return: The HTTP response.
:rtype: pyramid.response.Response
"""
image = request.params["badge-image"].file.read()
title = request.params["badge-title"]
badge = models.Badge(title=title, image=image)
request.dbsession.add(badge)
request.session.flash(request.localizer.translate(_("flash.badge_added")))
return HTTPFound(request.route_url("admin-badge"))
@view_config(route_name="admin-badge-edit", permission="admin", request_method="POST")
def do_badge_edit(request):
"""Modifies an already existing badge.
This is the endpoint of a form on the admin overview.
:param request: The Pyramid request.
:type request: pyramid.request.Request
:return: The HTTP response.
:rtype: pyramid.response.Response
"""
badge = request.dbsession.execute(
select(models.Badge).filter_by(id=request.params["badge-edit-id"])
).scalar_one()
try:
badge.image = request.params["badge-image"].file.read()
except AttributeError:
pass
badge.title = request.params["badge-title"]
request.session.flash(request.localizer.translate(_("flash.badge_modified")))
return HTTPFound(request.route_url("admin-badge"))
@view_config(route_name="admin-badge-delete", permission="admin", request_method="POST")
def do_badge_delete(request):
"""Removes a badge.
This is the endpoint of a form on the admin overview.
:param request: The Pyramid request.
:type request: pyramid.request.Request
:return: The HTTP response.
:rtype: pyramid.response.Response
"""
badge = request.dbsession.execute(
select(models.Badge).filter_by(id=request.params["badge-delete-id"])
).scalar_one()
request.dbsession.delete(badge)
request.session.flash(request.localizer.translate(_("flash.badge_deleted")))
return HTTPFound(request.route_url("admin-badge"))
__all__ = ["admin", "admin_badges", "do_badge_add", "do_badge_edit", "do_badge_delete"]
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