Google Classroom add-ons are now generally available to developers! Please see the
add-ons documentation for more information.
Method: courses.courseWork.studentSubmissions.modifyAttachments
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Modifies attachments of student submission.
Attachments may only be added to student submissions belonging to course work objects with a workType
of ASSIGNMENT
.
This request must be made by the Developer Console project of the OAuth client ID used to create the corresponding course work item.
This method returns the following error codes:
PERMISSION_DENIED
if the requesting user is not permitted to access the requested course or course work, if the user is not permitted to modify attachments on the requested student submission, or for access errors.
INVALID_ARGUMENT
if the request is malformed.
NOT_FOUND
if the requested course, course work, or student submission does not exist.
HTTP request
POST https://classroom.googleapis.com/v1/courses/{courseId}/courseWork/{courseWorkId}/studentSubmissions/{id}:modifyAttachments
The URL uses gRPC Transcoding syntax.
Path parameters
Parameters |
courseId |
string
Identifier of the course. This identifier can be either the Classroom-assigned identifier or an alias .
|
courseWorkId |
string
Identifier of the course work.
|
id |
string
Identifier of the student submission.
|
Request body
The request body contains data with the following structure:
Fields |
addAttachments[] |
object (Attachment )
Attachments to add. A student submission may not have more than 20 attachments. Form attachments are not supported.
|
previewVersion |
enum (PreviewVersion )
Optional. The preview version of the API. This must be set in order to access new API capabilities made available to developers in the Preview Program.
|
Response body
If successful, the response body contains an instance of StudentSubmission
.
Authorization scopes
Requires one of the following OAuth scopes:
https://www.googleapis.com/auth/classroom.coursework.students
https://www.googleapis.com/auth/classroom.coursework.me
For more information, see the Authorization guide.
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Last updated 2025-04-17 UTC.
[null,null,["Last updated 2025-04-17 UTC."],[],[],null,["# Method: courses.courseWork.studentSubmissions.modifyAttachments\n\n- [HTTP request](#body.HTTP_TEMPLATE)\n- [Path parameters](#body.PATH_PARAMETERS)\n- [Request body](#body.request_body)\n - [JSON representation](#body.request_body.SCHEMA_REPRESENTATION)\n- [Response body](#body.response_body)\n- [Authorization scopes](#body.aspect)\n- [Try it!](#try-it)\n\nModifies attachments of student submission.\n\nAttachments may only be added to student submissions belonging to course work objects with a `workType` of `ASSIGNMENT`.\n\nThis request must be made by the Developer Console project of the [OAuth client ID](https://support.google.com/cloud/answer/6158849) used to create the corresponding course work item.\n\nThis method returns the following error codes:\n\n- `PERMISSION_DENIED` if the requesting user is not permitted to access the requested course or course work, if the user is not permitted to modify attachments on the requested student submission, or for [access errors](/workspace/classroom/reference/Access.Errors).\n- `INVALID_ARGUMENT` if the request is malformed.\n- `NOT_FOUND` if the requested course, course work, or student submission does not exist.\n\n### HTTP request\n\n`POST https://classroom.googleapis.com/v1/courses/{courseId}/courseWork/{courseWorkId}/studentSubmissions/{id}:modifyAttachments`\n\nThe URL uses [gRPC Transcoding](https://google.aip.dev/127) syntax.\n\n### Path parameters\n\n| Parameters ||\n|----------------|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|\n| `courseId` | `string` Identifier of the course. This identifier can be either the Classroom-assigned identifier or an [alias](/workspace/classroom/reference/rest/v1/courses.aliases#CourseAlias). |\n| `courseWorkId` | `string` Identifier of the course work. |\n| `id` | `string` Identifier of the student submission. |\n\n### Request body\n\nThe request body contains data with the following structure:\n\n| JSON representation |\n|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|\n| ``` { \"addAttachments\": [ { object (/workspace/classroom/reference/rest/v1/courses.courseWork.studentSubmissions#Attachment) } ], \"previewVersion\": enum (/workspace/classroom/reference/rest/v1/PreviewVersion) } ``` |\n\n| Fields ||\n|--------------------|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|\n| `addAttachments[]` | `object (`[Attachment](/workspace/classroom/reference/rest/v1/courses.courseWork.studentSubmissions#Attachment)`)` Attachments to add. A student submission may not have more than 20 attachments. [Form](/workspace/classroom/reference/rest/v1/Form) attachments are not supported. |\n| `previewVersion` | `enum (`[PreviewVersion](/workspace/classroom/reference/rest/v1/PreviewVersion)`)` Optional. The preview version of the API. This must be set in order to access new API capabilities made available to developers in the Preview Program. |\n\n### Response body\n\nIf successful, the response body contains an instance of [StudentSubmission](/workspace/classroom/reference/rest/v1/courses.courseWork.studentSubmissions#StudentSubmission).\n\n### Authorization scopes\n\nRequires one of the following OAuth scopes:\n\n- `https://www.googleapis.com/auth/classroom.coursework.students`\n- `\n https://www.googleapis.com/auth/classroom.coursework.me`\n\nFor more information, see the [Authorization guide](/workspace/guides/configure-oauth-consent)."]]