322 lines
12 KiB
Ruby
322 lines
12 KiB
Ruby
#
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# Copyright (C) 2013 - present Instructure, Inc.
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#
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# This file is part of Canvas.
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#
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# Canvas is free software: you can redistribute it and/or modify it under
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# the terms of the GNU Affero General Public License as published by the Free
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# Software Foundation, version 3 of the License.
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#
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# Canvas is distributed in the hope that it will be useful, but WITHOUT ANY
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# WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
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# A PARTICULAR PURPOSE. See the GNU Affero General Public License for more
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# details.
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#
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# You should have received a copy of the GNU Affero General Public License along
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# with this program. If not, see <http://www.gnu.org/licenses/>.
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#
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# @API Gradebook History
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# @beta
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#
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# API for accessing the versioned history of student submissions along with their
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# grade changes, organized by the date of the submission.
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#
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#
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# @model Grader
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# {
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# "id": "Grader",
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# "description": "",
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# "properties": {
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# "id": {
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# "description": "the user_id of the user who graded the contained submissions",
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# "example": 27,
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# "type": "integer"
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# },
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# "name": {
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# "description": "the name of the user who graded the contained submissions",
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# "example": "Some User",
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# "type": "string"
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# },
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# "assignments": {
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# "description": "the assignment groups for all submissions in this response that were graded by this user. The details are not nested inside here, but the fact that an assignment is present here means that the grader did grade submissions for this assignment on the contextual date. You can use the id of a grader and of an assignment to make another API call to find all submissions for a grader/assignment combination on a given date.",
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# "example": [1,2,3],
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# "type": "array",
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# "items": {"type": "integer"}
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# }
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# }
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# }
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#
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# @model Day
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# {
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# "id": "Day",
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# "description": "",
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# "properties": {
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# "date": {
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# "description": "the date represented by this entry",
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# "example": "1986-08-09",
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# "type": "datetime"
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# },
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# "graders": {
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# "description": "an array of the graders who were responsible for the submissions in this response. the submissions are grouped according to the person who graded them and the assignment they were submitted for.",
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# "example": "[]",
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# "type": "array",
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# "type": "integer"
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# }
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# }
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# }
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#
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# @model SubmissionVersion
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# {
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# "id": "SubmissionVersion",
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# "description": "A SubmissionVersion object contains all the fields that a Submission object does, plus additional fields prefixed with current_* new_* and previous_* described below.",
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# "properties": {
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# "assignment_id": {
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# "description": "the id of the assignment this submissions is for",
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# "example": 22604,
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# "type": "integer"
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# },
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# "assignment_name": {
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# "description": "the name of the assignment this submission is for",
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# "example": "some assignment",
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# "type": "string"
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# },
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# "body": {
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# "description": "the body text of the submission",
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# "example": "text from the submission",
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# "type": "string"
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# },
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# "current_grade": {
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# "description": "the most up to date grade for the current version of this submission",
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# "example": "100",
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# "type": "string"
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# },
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# "current_graded_at": {
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# "description": "the latest time stamp for the grading of this submission",
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# "example": "2013-01-31T18:16:31Z",
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# "type": "datetime"
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# },
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# "current_grader": {
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# "description": "the name of the most recent grader for this submission",
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# "example": "Grader Name",
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# "type": "string"
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# },
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# "grade_matches_current_submission": {
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# "description": "boolean indicating whether the grade is equal to the current submission grade",
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# "example": true,
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# "type": "boolean"
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# },
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# "graded_at": {
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# "description": "time stamp for the grading of this version of the submission",
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# "example": "2013-01-31T18:16:31Z",
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# "type": "datetime"
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# },
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# "grader": {
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# "description": "the name of the user who graded this version of the submission",
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# "example": "Grader Name",
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# "type": "string"
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# },
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# "grader_id": {
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# "description": "the user id of the user who graded this version of the submission",
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# "example": 67379,
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# "type": "integer"
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# },
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# "id": {
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# "description": "the id of the submission of which this is a version",
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# "example": 11607,
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# "type": "integer"
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# },
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# "new_grade": {
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# "description": "the updated grade provided in this version of the submission",
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# "example": "100",
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# "type": "string"
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# },
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# "new_graded_at": {
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# "description": "the timestamp for the grading of this version of the submission (alias for graded_at)",
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# "example": "2013-01-31T18:16:31Z",
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# "type": "datetime"
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# },
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# "new_grader": {
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# "description": "alias for 'grader'",
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# "example": "Grader Name",
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# "type": "string"
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# },
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# "previous_grade": {
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# "description": "the grade for the submission version immediately preceding this one",
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# "example": "90",
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# "type": "string"
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# },
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# "previous_graded_at": {
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# "description": "the timestamp for the grading of the submission version immediately preceding this one",
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# "example": "2013-01-29T12:12:12Z",
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# "type": "datetime"
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# },
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# "previous_grader": {
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# "description": "the name of the grader who graded the version of this submission immediately preceding this one",
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# "example": "Graded on submission",
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# "type": "string"
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# },
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# "score": {
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# "description": "the score for this version of the submission",
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# "example": 100,
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# "type": "integer"
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# },
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# "user_name": {
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# "description": "the name of the student who created this submission",
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# "example": "student@example.com",
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# "type": "string"
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# },
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# "submission_type": {
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# "description": "the type of submission",
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# "example": "online",
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# "type": "string"
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# },
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# "url": {
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# "description": "the url of the submission, if there is one",
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# "type": "string"
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# },
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# "user_id": {
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# "description": "the user ID of the student who created this submission",
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# "example": 67376,
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# "type": "integer"
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# },
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# "workflow_state": {
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# "description": "the state of the submission at this version",
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# "example": "unsubmitted",
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# "type": "string"
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# }
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# }
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# }
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# @model SubmissionHistory
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# {
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# "id": "SubmissionHistory",
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# "description": "",
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# "properties": {
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# "submission_id": {
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# "description": "the id of the submission",
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# "example": 4,
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# "type": "integer"
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# },
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# "versions": {
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# "description": "an array of all the versions of this submission",
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# "type": "array",
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# "items": {"$ref": "SubmissionVersion"}
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# }
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# }
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# }
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#
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class GradebookHistoryApiController < ApplicationController
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before_action :require_context
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before_action :require_manage_grades
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include Api::V1::GradebookHistory
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# @API Days in gradebook history for this course
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# Returns a map of dates to grader/assignment groups
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#
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# @argument course_id [Required, Integer]
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# The id of the contextual course for this API call
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#
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# @returns [Day]
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def days
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days_hash = days_json(@context, api_context(api_v1_gradebook_history_url(@context)))
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render :json => days_hash
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end
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# @API Details for a given date in gradebook history for this course
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# Returns the graders who worked on this day, along with the assignments they worked on.
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# More details can be obtained by selecting a grader and assignment and calling the
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# 'submissions' api endpoint for a given date.
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#
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# @argument course_id [Required, Integer]
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# The id of the contextual course for this API call
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#
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# @argument date [Required, String]
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# The date for which you would like to see detailed information
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#
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# @returns [Grader]
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def day_details
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date = Date.strptime(params[:date], '%Y-%m-%d').in_time_zone
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path = api_v1_gradebook_history_for_day_url(@context, params[:date])
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day_hash = json_for_date(date, @context, api_context(path))
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render :json => day_hash
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end
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# @API Lists submissions
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# Gives a nested list of submission versions
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#
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# @argument course_id [Required, Integer]
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# The id of the contextual course for this API call
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#
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# @argument date [Required, String]
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# The date for which you would like to see submissions
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#
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# @argument grader_id [Required, Integer]
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# The ID of the grader for which you want to see submissions
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#
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# @argument assignment_id [Required, Integer]
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# The ID of the assignment for which you want to see submissions
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#
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# @returns [SubmissionHistory]
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def submissions
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date = Date.strptime(params[:date], '%Y-%m-%d').in_time_zone
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path = api_v1_gradebook_history_submissions_url(@context, params[:date], params[:grader_id], params[:assignment_id])
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submissions_hash = submissions_for(@context, api_context(path), date, params[:grader_id], params[:assignment_id])
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render :json => submissions_hash
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end
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# @API List uncollated submission versions
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#
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# Gives a paginated, uncollated list of submission versions for all matching
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# submissions in the context. This SubmissionVersion objects will not include
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# the +new_grade+ or +previous_grade+ keys, only the +grade+; same for
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# +graded_at+ and +grader+.
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#
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# @argument course_id [Required, Integer]
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# The id of the contextual course for this API call
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#
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# @argument assignment_id [Integer]
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# The ID of the assignment for which you want to see submissions. If
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# absent, versions of submissions from any assignment in the course are
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# included.
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#
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# @argument user_id [Integer]
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# The ID of the user for which you want to see submissions. If absent,
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# versions of submissions from any user in the course are included.
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#
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# @argument ascending [Boolean]
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# Returns submission versions in ascending date order (oldest first). If
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# absent, returns submission versions in descending date order (newest
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# first).
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#
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# @returns [SubmissionVersion]
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def feed
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student = api_find(User, params[:user_id]) if params[:user_id]
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assignment = Assignment.find(params[:assignment_id]) if params[:assignment_id]
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# construct scope of interesting submission versions using index table
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indexed_versions = SubmissionVersion.
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where(:context_type => 'Course', :context_id => @context).
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order(params[:ascending] ? :version_id : 'version_id DESC')
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indexed_versions = indexed_versions.where(:assignment_id => assignment) if assignment
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indexed_versions = indexed_versions.where(:user_id => student) if student
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# paginate the indexed scope and then convert to actual Version records
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path = api_v1_gradebook_history_feed_url(@context, params.permit(:course_id, :assignment_id, :user_id, :ascending, :format))
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indexed_versions = Api.paginate(indexed_versions, self, path)
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ActiveRecord::Associations::Preloader.new.preload(indexed_versions, :version)
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versions = indexed_versions.map(&:version).compact
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render :json => versions_json(@context, versions, api_context(nil), :assignment => assignment, :student => student)
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end
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private
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def require_manage_grades
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authorized_action(@context, @current_user, :manage_grades)
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end
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def api_context(path)
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Api::V1::ApiContext.new(self, path, @current_user, session, params.slice(:page))
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end
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end
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