def xml_proppatch(base_prefix, path, xml_request, collection):
"""Read and answer PROPPATCH requests.
Read rfc4918-9.2 for info.
"""
props_to_set = xmlutils.props_from_request(xml_request, actions=("set", ))
props_to_remove = xmlutils.props_from_request(xml_request,
actions=("remove", ))
multistatus = ET.Element(xmlutils.make_tag("D", "multistatus"))
response = ET.Element(xmlutils.make_tag("D", "response"))
multistatus.append(response)
href = ET.Element(xmlutils.make_tag("D", "href"))
href.text = xmlutils.make_href(base_prefix, path)
response.append(href)
new_props = collection.get_meta()
for short_name, value in props_to_set.items():
new_props[short_name] = value
xml_add_propstat_to(response, short_name, 200)
for short_name in props_to_remove:
try:
del new_props[short_name]
except KeyError:
pass
xml_add_propstat_to(response, short_name, 200)
radicale_item.check_and_sanitize_props(new_props)
collection.set_meta(new_props)
return multistatus
def xml_proppatch(base_prefix, path, xml_request, collection):
"""Read and answer PROPPATCH requests.
Read rfc4918-9.2 for info.
"""
multistatus = ET.Element(xmlutils.make_clark("D:multistatus"))
response = ET.Element(xmlutils.make_clark("D:response"))
multistatus.append(response)
href = ET.Element(xmlutils.make_clark("D:href"))
href.text = xmlutils.make_href(base_prefix, path)
response.append(href)
# Create D:propstat element for props with status 200 OK
propstat = ET.Element(xmlutils.make_clark("D:propstat"))
status = ET.Element(xmlutils.make_clark("D:status"))
status.text = xmlutils.make_response(200)
props_ok = ET.Element(xmlutils.make_clark("D:prop"))
propstat.append(props_ok)
propstat.append(status)
response.append(propstat)
new_props = collection.get_meta()
for short_name, value in xmlutils.props_from_request(xml_request).items():
if value is None:
with contextlib.suppress(KeyError):
del new_props[short_name]
else:
new_props[short_name] = value
props_ok.append(ET.Element(xmlutils.make_clark(short_name)))
radicale_item.check_and_sanitize_props(new_props)
collection.set_meta(new_props)
return multistatus
def xml_proppatch(base_prefix, path, xml_request, collection):
"""Read and answer PROPPATCH requests.
Read rfc4918-9.2 for info.
"""
props_to_set = xmlutils.props_from_request(xml_request, actions=("set",))
props_to_remove = xmlutils.props_from_request(xml_request,
actions=("remove",))
multistatus = ET.Element(xmlutils.make_tag("D", "multistatus"))
response = ET.Element(xmlutils.make_tag("D", "response"))
multistatus.append(response)
href = ET.Element(xmlutils.make_tag("D", "href"))
href.text = xmlutils.make_href(base_prefix, path)
response.append(href)
new_props = collection.get_meta()
for short_name, value in props_to_set.items():
new_props[short_name] = value
xml_add_propstat_to(response, short_name, 200)
for short_name in props_to_remove:
try:
del new_props[short_name]
except KeyError:
pass
xml_add_propstat_to(response, short_name, 200)
radicale_item.check_and_sanitize_props(new_props)
collection.set_meta(new_props)
return multistatus
def do_MKCOL(self, environ, base_prefix, path, user, context=None):
"""Manage MKCOL request."""
permissions = self._rights.authorization(user, path)
if not rights.intersect(permissions, "Ww"):
return httputils.NOT_ALLOWED
try:
xml_content = self._read_xml_request_body(environ)
except RuntimeError as e:
logger.warning("Bad MKCOL request on %r: %s",
path,
e,
exc_info=True)
return httputils.BAD_REQUEST
except socket.timeout:
logger.debug("Client timed out", exc_info=True)
return httputils.REQUEST_TIMEOUT
# Prepare before locking
props = xmlutils.props_from_request(xml_content)
props = {k: v for k, v in props.items() if v is not None}
try:
radicale_item.check_and_sanitize_props(props)
except ValueError as e:
logger.warning("Bad MKCOL request on %r: %s",
path,
e,
exc_info=True)
return httputils.BAD_REQUEST
if (props.get("tag") and "w" not in permissions
or not props.get("tag") and "W" not in permissions):
return httputils.NOT_ALLOWED
with self._storage.acquire_lock("w", user):
item = next(self._storage.discover(path), None)
if item:
return httputils.METHOD_NOT_ALLOWED
parent_path = pathutils.unstrip_path(
posixpath.dirname(pathutils.strip_path(path)), True)
parent_item = next(self._storage.discover(parent_path), None)
if not parent_item:
return httputils.CONFLICT
if (not isinstance(parent_item, storage.BaseCollection)
or parent_item.get_meta("tag")):
return httputils.FORBIDDEN
try:
self._storage.create_collection(path, props=props)
except ValueError as e:
logger.warning("Bad MKCOL request on %r: %s",
path,
e,
exc_info=True)
return httputils.BAD_REQUEST
return client.CREATED, {}, None
def do_MKCALENDAR(self, environ, base_prefix, path, user):
"""Manage MKCALENDAR request."""
if "w" not in self._rights.authorization(user, path):
return httputils.NOT_ALLOWED
try:
xml_content = self._read_xml_request_body(environ)
except RuntimeError as e:
logger.warning("Bad MKCALENDAR request on %r: %s",
path,
e,
exc_info=True)
return httputils.BAD_REQUEST
except socket.timeout:
logger.debug("Client timed out", exc_info=True)
return httputils.REQUEST_TIMEOUT
# Prepare before locking
props = xmlutils.props_from_request(xml_content)
props = {k: v for k, v in props.items() if v is not None}
props["tag"] = "VCALENDAR"
# TODO: use this?
# timezone = props.get("C:calendar-timezone")
try:
radicale_item.check_and_sanitize_props(props)
except ValueError as e:
logger.warning("Bad MKCALENDAR request on %r: %s",
path,
e,
exc_info=True)
return httputils.BAD_REQUEST
with self._storage.acquire_lock("w", user):
item = next(self._storage.discover(path), None)
if item:
return self._webdav_error_response(client.CONFLICT,
"D:resource-must-be-null")
parent_path = pathutils.unstrip_path(
posixpath.dirname(pathutils.strip_path(path)), True)
parent_item = next(self._storage.discover(parent_path), None)
if not parent_item:
return httputils.CONFLICT
if (not isinstance(parent_item, storage.BaseCollection)
or parent_item.get_meta("tag")):
return httputils.FORBIDDEN
try:
self._storage.create_collection(path, props=props)
except ValueError as e:
logger.warning("Bad MKCALENDAR request on %r: %s",
path,
e,
exc_info=True)
return httputils.BAD_REQUEST
return client.CREATED, {}, None
def get_meta(self, key=None):
# reuse cached value if the storage is read-only
if self._storage._lock.locked == "w" or self._meta_cache is None:
try:
try:
with open(self._props_path, encoding=self._encoding) as f:
self._meta_cache = json.load(f)
except FileNotFoundError:
self._meta_cache = {}
radicale_item.check_and_sanitize_props(self._meta_cache)
except ValueError as e:
raise RuntimeError("Failed to load properties of collection "
"%r: %s" % (self.path, e)) from e
return self._meta_cache.get(key) if key else self._meta_cache
def do_MKCOL(self, environ, base_prefix, path, user):
"""Manage MKCOL request."""
permissions = self.Rights.authorized(user, path, "Ww")
if not permissions:
return httputils.NOT_ALLOWED
try:
xml_content = self.read_xml_content(environ)
except RuntimeError as e:
logger.warning(
"Bad MKCOL request on %r: %s", path, e, exc_info=True)
return httputils.BAD_REQUEST
except socket.timeout:
logger.debug("client timed out", exc_info=True)
return httputils.REQUEST_TIMEOUT
# Prepare before locking
props = xmlutils.props_from_request(xml_content)
try:
radicale_item.check_and_sanitize_props(props)
except ValueError as e:
logger.warning(
"Bad MKCOL request on %r: %s", path, e, exc_info=True)
return httputils.BAD_REQUEST
if (props.get("tag") and "w" not in permissions or
not props.get("tag") and "W" not in permissions):
return httputils.NOT_ALLOWED
with self.Collection.acquire_lock("w", user):
item = next(self.Collection.discover(path), None)
if item:
return httputils.METHOD_NOT_ALLOWED
parent_path = pathutils.unstrip_path(
posixpath.dirname(pathutils.strip_path(path)), True)
parent_item = next(self.Collection.discover(parent_path), None)
if not parent_item:
return httputils.CONFLICT
if (not isinstance(parent_item, storage.BaseCollection) or
parent_item.get_meta("tag")):
return httputils.FORBIDDEN
try:
self.Collection.create_collection(path, props=props)
except ValueError as e:
logger.warning(
"Bad MKCOL request on %r: %s", path, e, exc_info=True)
return httputils.BAD_REQUEST
return client.CREATED, {}, None
def do_MKCALENDAR(self, environ, base_prefix, path, user):
"""Manage MKCALENDAR request."""
if not self.Rights.authorized(user, path, "w"):
return httputils.NOT_ALLOWED
try:
xml_content = self.read_xml_content(environ)
except RuntimeError as e:
logger.warning(
"Bad MKCALENDAR request on %r: %s", path, e, exc_info=True)
return httputils.BAD_REQUEST
except socket.timeout:
logger.debug("client timed out", exc_info=True)
return httputils.REQUEST_TIMEOUT
# Prepare before locking
props = xmlutils.props_from_request(xml_content)
props["tag"] = "VCALENDAR"
# TODO: use this?
# timezone = props.get("C:calendar-timezone")
try:
radicale_item.check_and_sanitize_props(props)
except ValueError as e:
logger.warning(
"Bad MKCALENDAR request on %r: %s", path, e, exc_info=True)
with self.Collection.acquire_lock("w", user):
item = next(self.Collection.discover(path), None)
if item:
return self.webdav_error_response(
"D", "resource-must-be-null")
parent_path = pathutils.unstrip_path(
posixpath.dirname(pathutils.strip_path(path)), True)
parent_item = next(self.Collection.discover(parent_path), None)
if not parent_item:
return httputils.CONFLICT
if (not isinstance(parent_item, storage.BaseCollection) or
parent_item.get_meta("tag")):
return httputils.FORBIDDEN
try:
self.Collection.create_collection(path, props=props)
except ValueError as e:
logger.warning(
"Bad MKCALENDAR request on %r: %s", path, e, exc_info=True)
return httputils.BAD_REQUEST
return client.CREATED, {}, None
def prepare(vobject_items, tag=None, write_whole_collection=None):
if (write_whole_collection
or permissions and not parent_permissions):
write_whole_collection = True
content_type = environ.get("CONTENT_TYPE", "").split(";")[0]
tags = {
value: key
for key, value in xmlutils.MIMETYPES.items()
}
tag = radicale_item.predict_tag_of_whole_collection(
vobject_items, tags.get(content_type))
if not tag:
raise ValueError("Can't determine collection tag")
collection_path = pathutils.strip_path(path)
elif (write_whole_collection is not None
and not write_whole_collection
or not permissions and parent_permissions):
write_whole_collection = False
if tag is None:
tag = radicale_item.predict_tag_of_parent_collection(
vobject_items)
collection_path = posixpath.dirname(pathutils.strip_path(path))
props = None
stored_exc_info = None
items = []
try:
if tag:
radicale_item.check_and_sanitize_items(
vobject_items,
is_collection=write_whole_collection,
tag=tag)
if write_whole_collection and tag == "VCALENDAR":
vobject_components = []
vobject_item, = vobject_items
for content in ("vevent", "vtodo", "vjournal"):
vobject_components.extend(
getattr(vobject_item, "%s_list" % content, []))
vobject_components_by_uid = itertools.groupby(
sorted(vobject_components,
key=radicale_item.get_uid),
radicale_item.get_uid)
for uid, components in vobject_components_by_uid:
vobject_collection = vobject.iCalendar()
for component in components:
vobject_collection.add(component)
item = radicale_item.Item(
collection_path=collection_path,
vobject_item=vobject_collection)
item.prepare()
items.append(item)
elif write_whole_collection and tag == "VADDRESSBOOK":
for vobject_item in vobject_items:
item = radicale_item.Item(
collection_path=collection_path,
vobject_item=vobject_item)
item.prepare()
items.append(item)
elif not write_whole_collection:
vobject_item, = vobject_items
item = radicale_item.Item(
collection_path=collection_path,
vobject_item=vobject_item)
item.prepare()
items.append(item)
if write_whole_collection:
props = {}
if tag:
props["tag"] = tag
if tag == "VCALENDAR" and vobject_items:
if hasattr(vobject_items[0], "x_wr_calname"):
calname = vobject_items[0].x_wr_calname.value
if calname:
props["D:displayname"] = calname
if hasattr(vobject_items[0], "x_wr_caldesc"):
caldesc = vobject_items[0].x_wr_caldesc.value
if caldesc:
props["C:calendar-description"] = caldesc
radicale_item.check_and_sanitize_props(props)
except Exception:
stored_exc_info = sys.exc_info()
# Use generator for items and delete references to free memory
# early
def items_generator():
while items:
yield items.pop(0)
return (items_generator(), tag, write_whole_collection, props,
stored_exc_info)
def prepare(vobject_items, tag=None, write_whole_collection=None):
if (write_whole_collection or
permissions and not parent_permissions):
write_whole_collection = True
content_type = environ.get("CONTENT_TYPE",
"").split(";")[0]
tags = {value: key
for key, value in xmlutils.MIMETYPES.items()}
tag = radicale_item.predict_tag_of_whole_collection(
vobject_items, tags.get(content_type))
if not tag:
raise ValueError("Can't determine collection tag")
collection_path = pathutils.strip_path(path)
elif (write_whole_collection is not None and
not write_whole_collection or
not permissions and parent_permissions):
write_whole_collection = False
if tag is None:
tag = radicale_item.predict_tag_of_parent_collection(
vobject_items)
collection_path = posixpath.dirname(
pathutils.strip_path(path))
props = None
stored_exc_info = None
items = []
try:
if tag:
radicale_item.check_and_sanitize_items(
vobject_items, is_collection=write_whole_collection,
tag=tag)
if write_whole_collection and tag == "VCALENDAR":
vobject_components = []
vobject_item, = vobject_items
for content in ("vevent", "vtodo", "vjournal"):
vobject_components.extend(
getattr(vobject_item, "%s_list" % content, []))
vobject_components_by_uid = itertools.groupby(
sorted(vobject_components,
key=radicale_item.get_uid),
radicale_item.get_uid)
for uid, components in vobject_components_by_uid:
vobject_collection = vobject.iCalendar()
for component in components:
vobject_collection.add(component)
item = radicale_item.Item(
collection_path=collection_path,
vobject_item=vobject_collection)
item.prepare()
items.append(item)
elif write_whole_collection and tag == "VADDRESSBOOK":
for vobject_item in vobject_items:
item = radicale_item.Item(
collection_path=collection_path,
vobject_item=vobject_item)
item.prepare()
items.append(item)
elif not write_whole_collection:
vobject_item, = vobject_items
item = radicale_item.Item(
collection_path=collection_path,
vobject_item=vobject_item)
item.prepare()
items.append(item)
if write_whole_collection:
props = {}
if tag:
props["tag"] = tag
if tag == "VCALENDAR" and vobject_items:
if hasattr(vobject_items[0], "x_wr_calname"):
calname = vobject_items[0].x_wr_calname.value
if calname:
props["D:displayname"] = calname
if hasattr(vobject_items[0], "x_wr_caldesc"):
caldesc = vobject_items[0].x_wr_caldesc.value
if caldesc:
props["C:calendar-description"] = caldesc
radicale_item.check_and_sanitize_props(props)
except Exception:
stored_exc_info = sys.exc_info()
# Use generator for items and delete references to free memory
# early
def items_generator():
while items:
yield items.pop(0)
return (items_generator(), tag, write_whole_collection, props,
stored_exc_info)
