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<article id="content">
<header>
<h1 class="title">Module <code>exchangelib.services.get_attachment</code></h1>
</header>
<section id="section-intro">
</section>
<section>
</section>
<section>
</section>
<section>
</section>
<section>
<h2 class="section-title" id="header-classes">Classes</h2>
<dl>
<dt id="exchangelib.services.get_attachment.GetAttachment"><code class="flex name class">
<span>class <span class="ident">GetAttachment</span></span>
<span>(</span><span>*args, **kwargs)</span>
</code></dt>
<dd>
<details class="source">
<summary>
<span>Expand source code</span>
</summary>
<pre><code class="python">class GetAttachment(EWSAccountService):
"""MSDN: https://docs.microsoft.com/en-us/exchange/client-developer/web-service-reference/getattachment-operation"""
SERVICE_NAME = "GetAttachment"
element_container_name = f"{{{MNS}}}Attachments"
cls_map = {cls.response_tag(): cls for cls in (FileAttachment, ItemAttachment)}
def call(self, items, include_mime_content, body_type, filter_html_content, additional_fields):
if body_type and body_type not in BODY_TYPE_CHOICES:
raise InvalidEnumValue("body_type", body_type, BODY_TYPE_CHOICES)
return self._elems_to_objs(
self._chunked_get_elements(
self.get_payload,
items=items,
include_mime_content=include_mime_content,
body_type=body_type,
filter_html_content=filter_html_content,
additional_fields=additional_fields,
)
)
def _elem_to_obj(self, elem):
return self.cls_map[elem.tag].from_xml(elem=elem, account=self.account)
def get_payload(self, items, include_mime_content, body_type, filter_html_content, additional_fields):
payload = create_element(f"m:{self.SERVICE_NAME}")
shape_elem = create_element("m:AttachmentShape")
if include_mime_content:
add_xml_child(shape_elem, "t:IncludeMimeContent", "true")
if body_type:
add_xml_child(shape_elem, "t:BodyType", body_type)
if filter_html_content is not None:
add_xml_child(shape_elem, "t:FilterHtmlContent", "true" if filter_html_content else "false")
if additional_fields:
additional_properties = create_element("t:AdditionalProperties")
expanded_fields = chain(*(f.expand(version=self.account.version) for f in additional_fields))
set_xml_value(
additional_properties,
sorted(expanded_fields, key=lambda f: (getattr(f.field, "field_uri", ""), f.path)),
version=self.account.version,
)
shape_elem.append(additional_properties)
if len(shape_elem):
payload.append(shape_elem)
payload.append(attachment_ids_element(items=items, version=self.account.version))
return payload
def _update_api_version(self, api_version, header):
if not self.streaming:
super()._update_api_version(api_version, header)
# TODO: We're skipping this part in streaming mode because StreamingBase64Parser cannot parse the SOAP header
def _get_soap_parts(self, response):
if not self.streaming:
return super()._get_soap_parts(response)
# Pass the response unaltered. We want to use our custom streaming parser
return None, response
def _get_soap_messages(self, body):
if not self.streaming:
return super()._get_soap_messages(body)
# 'body' is actually the raw response passed on by '_get_soap_parts'
r = body
parser = StreamingBase64Parser()
field = FileAttachment.get_field_by_fieldname("_content")
handler = StreamingContentHandler(parser=parser, ns=field.namespace, element_name=field.field_uri)
parser.setContentHandler(handler)
return parser.parse(r)
def stream_file_content(self, attachment_id):
# The streaming XML parser can only stream content of one attachment
payload = self.get_payload(
items=[attachment_id],
include_mime_content=False,
body_type=None,
filter_html_content=None,
additional_fields=None,
)
self.streaming = True
try:
yield from self._get_response_xml(payload=payload)
except ElementNotFound as enf:
# When the returned XML does not contain a Content element, ElementNotFound is thrown by parser.parse().
# Let the non-streaming SOAP parser parse the response and hook into the normal exception handling.
# Wrap in DummyResponse because _get_soap_parts() expects an iter_content() method.
response = DummyResponse(content=enf.data)
_, body = super()._get_soap_parts(response=response)
# TODO: We're skipping ._update_api_version() here because we don't have access to the 'api_version' used.
res = super()._get_soap_messages(body=body)
for e in self._get_elements_in_response(response=res):
if isinstance(e, Exception):
raise e
# The returned content did not contain any EWS exceptions. Give up and re-raise the original exception.
raise enf
finally:
self.stop_streaming()
self.streaming = False</code></pre>
</details>
<div class="desc"><p>MSDN: <a href="https://docs.microsoft.com/en-us/exchange/client-developer/web-service-reference/getattachment-operation">https://docs.microsoft.com/en-us/exchange/client-developer/web-service-reference/getattachment-operation</a></p></div>
<h3>Ancestors</h3>
<ul class="hlist">
<li><a title="exchangelib.services.common.EWSAccountService" href="common.html#exchangelib.services.common.EWSAccountService">EWSAccountService</a></li>
<li><a title="exchangelib.services.common.EWSService" href="common.html#exchangelib.services.common.EWSService">EWSService</a></li>
<li><a title="exchangelib.version.SupportedVersionClassMixIn" href="../version.html#exchangelib.version.SupportedVersionClassMixIn">SupportedVersionClassMixIn</a></li>
</ul>
<h3>Class variables</h3>
<dl>
<dt id="exchangelib.services.get_attachment.GetAttachment.cls_map"><code class="name">var <span class="ident">cls_map</span></code></dt>
<dd>
<div class="desc"><p>The type of the None singleton.</p></div>
</dd>
</dl>
<h3>Methods</h3>
<dl>
<dt id="exchangelib.services.get_attachment.GetAttachment.call"><code class="name flex">
<span>def <span class="ident">call</span></span>(<span>self, items, include_mime_content, body_type, filter_html_content, additional_fields)</span>
</code></dt>
<dd>
<details class="source">
<summary>
<span>Expand source code</span>
</summary>
<pre><code class="python">def call(self, items, include_mime_content, body_type, filter_html_content, additional_fields):
if body_type and body_type not in BODY_TYPE_CHOICES:
raise InvalidEnumValue("body_type", body_type, BODY_TYPE_CHOICES)
return self._elems_to_objs(
self._chunked_get_elements(
self.get_payload,
items=items,
include_mime_content=include_mime_content,
body_type=body_type,
filter_html_content=filter_html_content,
additional_fields=additional_fields,
)
)</code></pre>
</details>
<div class="desc"></div>
</dd>
<dt id="exchangelib.services.get_attachment.GetAttachment.get_payload"><code class="name flex">
<span>def <span class="ident">get_payload</span></span>(<span>self, items, include_mime_content, body_type, filter_html_content, additional_fields)</span>
</code></dt>
<dd>
<details class="source">
<summary>
<span>Expand source code</span>
</summary>
<pre><code class="python">def get_payload(self, items, include_mime_content, body_type, filter_html_content, additional_fields):
payload = create_element(f"m:{self.SERVICE_NAME}")
shape_elem = create_element("m:AttachmentShape")
if include_mime_content:
add_xml_child(shape_elem, "t:IncludeMimeContent", "true")
if body_type:
add_xml_child(shape_elem, "t:BodyType", body_type)
if filter_html_content is not None:
add_xml_child(shape_elem, "t:FilterHtmlContent", "true" if filter_html_content else "false")
if additional_fields:
additional_properties = create_element("t:AdditionalProperties")
expanded_fields = chain(*(f.expand(version=self.account.version) for f in additional_fields))
set_xml_value(
additional_properties,
sorted(expanded_fields, key=lambda f: (getattr(f.field, "field_uri", ""), f.path)),
version=self.account.version,
)
shape_elem.append(additional_properties)
if len(shape_elem):
payload.append(shape_elem)
payload.append(attachment_ids_element(items=items, version=self.account.version))
return payload</code></pre>
</details>
<div class="desc"></div>
</dd>
<dt id="exchangelib.services.get_attachment.GetAttachment.stream_file_content"><code class="name flex">
<span>def <span class="ident">stream_file_content</span></span>(<span>self, attachment_id)</span>
</code></dt>
<dd>
<details class="source">
<summary>
<span>Expand source code</span>
</summary>
<pre><code class="python">def stream_file_content(self, attachment_id):
# The streaming XML parser can only stream content of one attachment
payload = self.get_payload(
items=[attachment_id],
include_mime_content=False,
body_type=None,
filter_html_content=None,
additional_fields=None,
)
self.streaming = True
try:
yield from self._get_response_xml(payload=payload)
except ElementNotFound as enf:
# When the returned XML does not contain a Content element, ElementNotFound is thrown by parser.parse().
# Let the non-streaming SOAP parser parse the response and hook into the normal exception handling.
# Wrap in DummyResponse because _get_soap_parts() expects an iter_content() method.
response = DummyResponse(content=enf.data)
_, body = super()._get_soap_parts(response=response)
# TODO: We're skipping ._update_api_version() here because we don't have access to the 'api_version' used.
res = super()._get_soap_messages(body=body)
for e in self._get_elements_in_response(response=res):
if isinstance(e, Exception):
raise e
# The returned content did not contain any EWS exceptions. Give up and re-raise the original exception.
raise enf
finally:
self.stop_streaming()
self.streaming = False</code></pre>
</details>
<div class="desc"></div>
</dd>
</dl>
<h3>Inherited members</h3>
<ul class="hlist">
<li><code><b><a title="exchangelib.services.common.EWSAccountService" href="common.html#exchangelib.services.common.EWSAccountService">EWSAccountService</a></b></code>:
<ul class="hlist">
<li><code><a title="exchangelib.services.common.EWSAccountService.CHUNK_SIZE" href="common.html#exchangelib.services.common.EWSService.CHUNK_SIZE">CHUNK_SIZE</a></code></li>
<li><code><a title="exchangelib.services.common.EWSAccountService.ERRORS_TO_CATCH_IN_RESPONSE" href="common.html#exchangelib.services.common.EWSService.ERRORS_TO_CATCH_IN_RESPONSE">ERRORS_TO_CATCH_IN_RESPONSE</a></code></li>
<li><code><a title="exchangelib.services.common.EWSAccountService.NO_VALID_SERVER_VERSIONS" href="common.html#exchangelib.services.common.EWSService.NO_VALID_SERVER_VERSIONS">NO_VALID_SERVER_VERSIONS</a></code></li>
<li><code><a title="exchangelib.services.common.EWSAccountService.NS_MAP" href="common.html#exchangelib.services.common.EWSService.NS_MAP">NS_MAP</a></code></li>
<li><code><a title="exchangelib.services.common.EWSAccountService.SERVICE_NAME" href="common.html#exchangelib.services.common.EWSService.SERVICE_NAME">SERVICE_NAME</a></code></li>
<li><code><a title="exchangelib.services.common.EWSAccountService.WARNINGS_TO_CATCH_IN_RESPONSE" href="common.html#exchangelib.services.common.EWSService.WARNINGS_TO_CATCH_IN_RESPONSE">WARNINGS_TO_CATCH_IN_RESPONSE</a></code></li>
<li><code><a title="exchangelib.services.common.EWSAccountService.WARNINGS_TO_IGNORE_IN_RESPONSE" href="common.html#exchangelib.services.common.EWSService.WARNINGS_TO_IGNORE_IN_RESPONSE">WARNINGS_TO_IGNORE_IN_RESPONSE</a></code></li>
<li><code><a title="exchangelib.services.common.EWSAccountService.deprecated_from" href="../version.html#exchangelib.version.SupportedVersionClassMixIn.deprecated_from">deprecated_from</a></code></li>
<li><code><a title="exchangelib.services.common.EWSAccountService.element_container_name" href="common.html#exchangelib.services.common.EWSService.element_container_name">element_container_name</a></code></li>
<li><code><a title="exchangelib.services.common.EWSAccountService.get" href="common.html#exchangelib.services.common.EWSService.get">get</a></code></li>
<li><code><a title="exchangelib.services.common.EWSAccountService.parse" href="common.html#exchangelib.services.common.EWSService.parse">parse</a></code></li>
<li><code><a title="exchangelib.services.common.EWSAccountService.prefer_affinity" href="common.html#exchangelib.services.common.EWSAccountService.prefer_affinity">prefer_affinity</a></code></li>
<li><code><a title="exchangelib.services.common.EWSAccountService.returns_elements" href="common.html#exchangelib.services.common.EWSService.returns_elements">returns_elements</a></code></li>
<li><code><a title="exchangelib.services.common.EWSAccountService.supported_api_versions" href="common.html#exchangelib.services.common.EWSService.supported_api_versions">supported_api_versions</a></code></li>
<li><code><a title="exchangelib.services.common.EWSAccountService.supported_from" href="../version.html#exchangelib.version.SupportedVersionClassMixIn.supported_from">supported_from</a></code></li>
<li><code><a title="exchangelib.services.common.EWSAccountService.wrap" href="common.html#exchangelib.services.common.EWSService.wrap">wrap</a></code></li>
</ul>
</li>
</ul>
</dd>
</dl>
</section>
</article>
<nav id="sidebar">
<div class="toc">
<ul></ul>
</div>
<ul id="index">
<li><h3>Super-module</h3>
<ul>
<li><code><a title="exchangelib.services" href="index.html">exchangelib.services</a></code></li>
</ul>
</li>
<li><h3><a href="#header-classes">Classes</a></h3>
<ul>
<li>
<h4><code><a title="exchangelib.services.get_attachment.GetAttachment" href="#exchangelib.services.get_attachment.GetAttachment">GetAttachment</a></code></h4>
<ul class="">
<li><code><a title="exchangelib.services.get_attachment.GetAttachment.call" href="#exchangelib.services.get_attachment.GetAttachment.call">call</a></code></li>
<li><code><a title="exchangelib.services.get_attachment.GetAttachment.cls_map" href="#exchangelib.services.get_attachment.GetAttachment.cls_map">cls_map</a></code></li>
<li><code><a title="exchangelib.services.get_attachment.GetAttachment.get_payload" href="#exchangelib.services.get_attachment.GetAttachment.get_payload">get_payload</a></code></li>
<li><code><a title="exchangelib.services.get_attachment.GetAttachment.stream_file_content" href="#exchangelib.services.get_attachment.GetAttachment.stream_file_content">stream_file_content</a></code></li>
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