Extract method prepare

This commit is contained in:
Unrud 2020-01-17 05:00:31 +01:00
parent e2787d8c2a
commit b4230c4249

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@ -31,6 +31,96 @@ from radicale import pathutils, storage, xmlutils
from radicale.log import logger from radicale.log import logger
def prepare(vobject_items, path, content_type, permissions, parent_permissions,
tag=None, write_whole_collection=None):
if (write_whole_collection or
permissions and not parent_permissions):
write_whole_collection = True
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)
class ApplicationPutMixin: class ApplicationPutMixin:
def do_PUT(self, environ, base_prefix, path, user): def do_PUT(self, environ, base_prefix, path, user):
"""Manage PUT request.""" """Manage PUT request."""
@ -45,101 +135,11 @@ class ApplicationPutMixin:
logger.debug("client timed out", exc_info=True) logger.debug("client timed out", exc_info=True)
return httputils.REQUEST_TIMEOUT return httputils.REQUEST_TIMEOUT
# Prepare before locking # Prepare before locking
content_type = environ.get("CONTENT_TYPE", "").split(";")[0]
parent_path = pathutils.unstrip_path( parent_path = pathutils.unstrip_path(
posixpath.dirname(pathutils.strip_path(path)), True) posixpath.dirname(pathutils.strip_path(path)), True)
permissions = self._rights.authorized(user, path, "Ww") permissions = self._rights.authorized(user, path, "Ww")
parent_permissions = self._rights.authorized(user, parent_path, "w") parent_permissions = self._rights.authorized(user, parent_path, "w")
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)
try: try:
vobject_items = tuple(vobject.readComponents(content or "")) vobject_items = tuple(vobject.readComponents(content or ""))
except Exception as e: except Exception as e:
@ -147,7 +147,9 @@ class ApplicationPutMixin:
"Bad PUT request on %r: %s", path, e, exc_info=True) "Bad PUT request on %r: %s", path, e, exc_info=True)
return httputils.BAD_REQUEST return httputils.BAD_REQUEST
(prepared_items, prepared_tag, prepared_write_whole_collection, (prepared_items, prepared_tag, prepared_write_whole_collection,
prepared_props, prepared_exc_info) = prepare(vobject_items) prepared_props, prepared_exc_info) = prepare(
vobject_items, path, content_type, permissions,
parent_permissions)
with self._storage.acquire_lock("w", user): with self._storage.acquire_lock("w", user):
item = next(self._storage.discover(path), None) item = next(self._storage.discover(path), None)
@ -188,7 +190,8 @@ class ApplicationPutMixin:
prepared_write_whole_collection != write_whole_collection): prepared_write_whole_collection != write_whole_collection):
(prepared_items, prepared_tag, prepared_write_whole_collection, (prepared_items, prepared_tag, prepared_write_whole_collection,
prepared_props, prepared_exc_info) = prepare( prepared_props, prepared_exc_info) = prepare(
vobject_items, tag, write_whole_collection) vobject_items, path, content_type, permissions,
parent_permissions, tag, write_whole_collection)
props = prepared_props props = prepared_props
if prepared_exc_info: if prepared_exc_info:
logger.warning( logger.warning(