Module exchangelib.services.find_folder
Expand source code
from ..errors import InvalidEnumValue
from ..folders import Folder
from ..folders.queryset import FOLDER_TRAVERSAL_CHOICES
from ..items import SHAPE_CHOICES
from ..util import MNS, TNS, create_element
from ..version import EXCHANGE_2010
from .common import EWSPagingService, folder_ids_element, shape_element
class FindFolder(EWSPagingService):
"""MSDN: https://docs.microsoft.com/en-us/exchange/client-developer/web-service-reference/findfolder-operation"""
SERVICE_NAME = "FindFolder"
element_container_name = f"{{{TNS}}}Folders"
paging_container_name = f"{{{MNS}}}RootFolder"
def __init__(self, *args, **kwargs):
super().__init__(*args, **kwargs)
self.root = None # A hack to communicate parsing args to _elems_to_objs()
def call(self, folders, additional_fields, restriction, shape, depth, max_items, offset):
"""Find sub-folders of a folder.
:param folders: the folders to act on
:param additional_fields: the extra fields that should be returned with the folder, as FieldPath objects
:param restriction: Restriction object that defines the filters for the query
:param shape: The set of attributes to return
:param depth: How deep in the folder structure to search for folders
:param max_items: The maximum number of items to return
:param offset: the offset relative to the first item in the item collection. Usually 0.
:return: XML elements for the matching folders
"""
if shape not in SHAPE_CHOICES:
raise InvalidEnumValue("shape", shape, SHAPE_CHOICES)
if depth not in FOLDER_TRAVERSAL_CHOICES:
raise InvalidEnumValue("depth", depth, FOLDER_TRAVERSAL_CHOICES)
roots = {f.root for f in folders}
if len(roots) != 1:
raise ValueError(f"All folders must have the same root hierarchy ({roots})")
self.root = roots.pop()
return self._elems_to_objs(
self._paged_call(
payload_func=self.get_payload,
max_items=max_items,
folders=folders,
**dict(
additional_fields=additional_fields,
restriction=restriction,
shape=shape,
depth=depth,
page_size=self.page_size,
offset=offset,
),
)
)
def _elem_to_obj(self, elem):
return Folder.from_xml_with_root(elem=elem, root=self.root)
def get_payload(self, folders, additional_fields, restriction, shape, depth, page_size, offset=0):
payload = create_element(f"m:{self.SERVICE_NAME}", attrs=dict(Traversal=depth))
payload.append(
shape_element(
tag="m:FolderShape", shape=shape, additional_fields=additional_fields, version=self.account.version
)
)
if self.account.version.build >= EXCHANGE_2010:
indexed_page_folder_view = create_element(
"m:IndexedPageFolderView",
attrs=dict(MaxEntriesReturned=page_size, Offset=offset, BasePoint="Beginning"),
)
payload.append(indexed_page_folder_view)
else:
if offset != 0:
raise NotImplementedError("'offset' is only supported for Exchange 2010 servers and later")
if restriction:
payload.append(restriction.to_xml(version=self.account.version))
payload.append(folder_ids_element(folders=folders, version=self.protocol.version, tag="m:ParentFolderIds"))
return payload
Classes
class FindFolder (*args, **kwargs)
-
Expand source code
class FindFolder(EWSPagingService): """MSDN: https://docs.microsoft.com/en-us/exchange/client-developer/web-service-reference/findfolder-operation""" SERVICE_NAME = "FindFolder" element_container_name = f"{{{TNS}}}Folders" paging_container_name = f"{{{MNS}}}RootFolder" def __init__(self, *args, **kwargs): super().__init__(*args, **kwargs) self.root = None # A hack to communicate parsing args to _elems_to_objs() def call(self, folders, additional_fields, restriction, shape, depth, max_items, offset): """Find sub-folders of a folder. :param folders: the folders to act on :param additional_fields: the extra fields that should be returned with the folder, as FieldPath objects :param restriction: Restriction object that defines the filters for the query :param shape: The set of attributes to return :param depth: How deep in the folder structure to search for folders :param max_items: The maximum number of items to return :param offset: the offset relative to the first item in the item collection. Usually 0. :return: XML elements for the matching folders """ if shape not in SHAPE_CHOICES: raise InvalidEnumValue("shape", shape, SHAPE_CHOICES) if depth not in FOLDER_TRAVERSAL_CHOICES: raise InvalidEnumValue("depth", depth, FOLDER_TRAVERSAL_CHOICES) roots = {f.root for f in folders} if len(roots) != 1: raise ValueError(f"All folders must have the same root hierarchy ({roots})") self.root = roots.pop() return self._elems_to_objs( self._paged_call( payload_func=self.get_payload, max_items=max_items, folders=folders, **dict( additional_fields=additional_fields, restriction=restriction, shape=shape, depth=depth, page_size=self.page_size, offset=offset, ), ) ) def _elem_to_obj(self, elem): return Folder.from_xml_with_root(elem=elem, root=self.root) def get_payload(self, folders, additional_fields, restriction, shape, depth, page_size, offset=0): payload = create_element(f"m:{self.SERVICE_NAME}", attrs=dict(Traversal=depth)) payload.append( shape_element( tag="m:FolderShape", shape=shape, additional_fields=additional_fields, version=self.account.version ) ) if self.account.version.build >= EXCHANGE_2010: indexed_page_folder_view = create_element( "m:IndexedPageFolderView", attrs=dict(MaxEntriesReturned=page_size, Offset=offset, BasePoint="Beginning"), ) payload.append(indexed_page_folder_view) else: if offset != 0: raise NotImplementedError("'offset' is only supported for Exchange 2010 servers and later") if restriction: payload.append(restriction.to_xml(version=self.account.version)) payload.append(folder_ids_element(folders=folders, version=self.protocol.version, tag="m:ParentFolderIds")) return payload
Ancestors
Class variables
var SERVICE_NAME
var element_container_name
var paging_container_name
Methods
def call(self, folders, additional_fields, restriction, shape, depth, max_items, offset)
-
Find sub-folders of a folder.
:param folders: the folders to act on :param additional_fields: the extra fields that should be returned with the folder, as FieldPath objects :param restriction: Restriction object that defines the filters for the query :param shape: The set of attributes to return :param depth: How deep in the folder structure to search for folders :param max_items: The maximum number of items to return :param offset: the offset relative to the first item in the item collection. Usually 0.
:return: XML elements for the matching folders
Expand source code
def call(self, folders, additional_fields, restriction, shape, depth, max_items, offset): """Find sub-folders of a folder. :param folders: the folders to act on :param additional_fields: the extra fields that should be returned with the folder, as FieldPath objects :param restriction: Restriction object that defines the filters for the query :param shape: The set of attributes to return :param depth: How deep in the folder structure to search for folders :param max_items: The maximum number of items to return :param offset: the offset relative to the first item in the item collection. Usually 0. :return: XML elements for the matching folders """ if shape not in SHAPE_CHOICES: raise InvalidEnumValue("shape", shape, SHAPE_CHOICES) if depth not in FOLDER_TRAVERSAL_CHOICES: raise InvalidEnumValue("depth", depth, FOLDER_TRAVERSAL_CHOICES) roots = {f.root for f in folders} if len(roots) != 1: raise ValueError(f"All folders must have the same root hierarchy ({roots})") self.root = roots.pop() return self._elems_to_objs( self._paged_call( payload_func=self.get_payload, max_items=max_items, folders=folders, **dict( additional_fields=additional_fields, restriction=restriction, shape=shape, depth=depth, page_size=self.page_size, offset=offset, ), ) )
def get_payload(self, folders, additional_fields, restriction, shape, depth, page_size, offset=0)
-
Expand source code
def get_payload(self, folders, additional_fields, restriction, shape, depth, page_size, offset=0): payload = create_element(f"m:{self.SERVICE_NAME}", attrs=dict(Traversal=depth)) payload.append( shape_element( tag="m:FolderShape", shape=shape, additional_fields=additional_fields, version=self.account.version ) ) if self.account.version.build >= EXCHANGE_2010: indexed_page_folder_view = create_element( "m:IndexedPageFolderView", attrs=dict(MaxEntriesReturned=page_size, Offset=offset, BasePoint="Beginning"), ) payload.append(indexed_page_folder_view) else: if offset != 0: raise NotImplementedError("'offset' is only supported for Exchange 2010 servers and later") if restriction: payload.append(restriction.to_xml(version=self.account.version)) payload.append(folder_ids_element(folders=folders, version=self.protocol.version, tag="m:ParentFolderIds")) return payload
Inherited members