873872d541
This is required as we do not want .props files to be created for nodes, otherwise they'll stop being considered as nodes, which will break discovery of calendars. This fixes https://github.com/Kozea/Radicale/issues/208
118 lines
4.0 KiB
Python
118 lines
4.0 KiB
Python
# -*- coding: utf-8 -*-
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#
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# This file is part of Radicale Server - Calendar Server
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# Copyright © 2013 Guillaume Ayoub
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# Copyright © 2013 Jean-Marc Martins
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#
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# This library is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# This library is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with Radicale. If not, see <http://www.gnu.org/licenses/>.
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"""
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Multi files per calendar filesystem storage backend.
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"""
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import os
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import json
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import shutil
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import time
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import sys
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from contextlib import contextmanager
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from . import filesystem
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from .. import ical
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class Collection(filesystem.Collection):
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"""Collection stored in several files per calendar."""
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def _create_dirs(self):
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if not os.path.exists(self._path):
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os.makedirs(self._path)
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@property
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def headers(self):
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return (
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ical.Header("PRODID:-//Radicale//NONSGML Radicale Server//EN"),
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ical.Header("VERSION:%s" % self.version))
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def write(self, headers=None, items=None):
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self._create_dirs()
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headers = headers or self.headers
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items = items if items is not None else self.items
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timezones = list(set(i for i in items if isinstance(i, ical.Timezone)))
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components = [i for i in items if isinstance(i, ical.Component)]
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for component in components:
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text = ical.serialize(self.tag, headers, [component] + timezones)
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name = (
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component.name if sys.version_info[0] >= 3 else
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component.name.encode(filesystem.FILESYSTEM_ENCODING))
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path = os.path.join(self._path, name)
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with filesystem.open(path, "w") as fd:
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fd.write(text)
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def delete(self):
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shutil.rmtree(self._path)
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def remove(self, name):
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if os.path.exists(os.path.join(self._path, name)):
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os.remove(os.path.join(self._path, name))
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@property
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def text(self):
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components = (
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ical.Timezone, ical.Event, ical.Todo, ical.Journal, ical.Card)
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items = set()
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try:
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for filename in os.listdir(self._path):
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with filesystem.open(os.path.join(self._path, filename)) as fd:
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items.update(self._parse(fd.read(), components))
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except IOError:
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return ""
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else:
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return ical.serialize(
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self.tag, self.headers, sorted(items, key=lambda x: x.name))
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@classmethod
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def is_node(cls, path):
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path = os.path.join(filesystem.FOLDER, path.replace("/", os.sep))
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return os.path.isdir(path) and not os.path.exists(path + ".props")
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@classmethod
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def is_leaf(cls, path):
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path = os.path.join(filesystem.FOLDER, path.replace("/", os.sep))
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return os.path.isdir(path) and os.path.exists(path + ".props")
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@property
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def last_modified(self):
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last = max([
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os.path.getmtime(os.path.join(self._path, filename))
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for filename in os.listdir(self._path)] or [0])
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return time.strftime("%a, %d %b %Y %H:%M:%S +0000", time.gmtime(last))
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@property
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@contextmanager
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def props(self):
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# On enter
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properties = {}
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if os.path.exists(self._props_path):
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with open(self._props_path) as prop_file:
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properties.update(json.load(prop_file))
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old_properties = properties.copy()
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yield properties
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# On exit
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if os.path.exists(self._props_path):
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self._create_dirs()
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if old_properties != properties:
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with open(self._props_path, "w") as prop_file:
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json.dump(properties, prop_file)
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