68 lines
2.2 KiB
Ruby
68 lines
2.2 KiB
Ruby
#
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# Copyright (C) 2014 - 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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class AddAssignmentStudentVisibilityView < ActiveRecord::Migration[4.2]
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tag :predeploy
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def self.up
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self.connection.execute %Q(CREATE VIEW #{connection.quote_table_name('assignment_student_visibilities')} AS
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SELECT a.id as assignment_id,
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e.user_id as user_id,
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c.id as course_id
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FROM #{Assignment.quoted_table_name} a
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JOIN #{Course.quoted_table_name} c
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ON a.context_id = c.id
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AND a.context_type = 'Course'
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JOIN #{Enrollment.quoted_table_name} e
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ON e.course_id = c.id
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AND e.type IN ('StudentEnrollment', 'StudentViewEnrollment')
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AND e.workflow_state != 'deleted'
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JOIN #{CourseSection.quoted_table_name} cs
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ON cs.course_id = c.id
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AND e.course_section_id = cs.id
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LEFT JOIN #{AssignmentOverride.quoted_table_name} ao
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ON ao.assignment_id = a.id
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AND ao.workflow_state = 'active'
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AND ao.set_type = 'CourseSection'
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AND ao.set_id = cs.id
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LEFT JOIN #{Submission.quoted_table_name} s
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ON s.user_id = e.user_id
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AND s.assignment_id = a.id
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AND s.score IS NOT NULL
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WHERE a.workflow_state NOT IN ('deleted','unpublished')
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AND ( a.only_visible_to_overrides = 'true'
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AND (ao.id IS NOT NULL
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OR s.id IS NOT NULL
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)
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) OR (
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COALESCE(a.only_visible_to_overrides, 'false') = 'false'
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)
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)
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end
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def self.down
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self.connection.execute "DROP VIEW #{connection.quote_table_name('assignment_student_visibilities')}"
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end
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end
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