43 lines
1.6 KiB
Ruby
43 lines
1.6 KiB
Ruby
# frozen_string_literal: true
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class DropErrors < ActiveRecord::Migration[5.2]
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# define old CodeOcean::Error module so that the migration works
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module CodeOcean
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class Error < ApplicationRecord
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belongs_to :execution_environment
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scope :for_execution_environment, ->(execution_environment) { where(execution_environment_id: execution_environment.id) }
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scope :grouped_by_message, -> { select('MAX(created_at) AS created_at, MAX(id) AS id, message, COUNT(id) AS count').group(:message).order('count DESC') }
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validates :execution_environment_id, presence: true
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validates :message, presence: true
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def self.nested_resource?
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true
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end
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delegate :to_s, to: :id
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end
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end
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def change
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puts 'Migrating CodeOcean::Errors to StructuredErrors using RegEx. This might take a (long) while but will return.'
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submissions_controller = SubmissionsController.new
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# Iterate only over those Errors containing a message and submission_id
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CodeOcean::Error.where.not(message: [nil, '']).where.not(submission_id: [nil, '']).each do |error|
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raw_output = error.message
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submission = Submission.find_by(id: error.submission_id)
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# Validate that we have everything we need: the output, the submission and the execution environment
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next if submission.blank? || submission.exercise.execution_environment.blank?
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submissions_controller.instance_variable_set(:@raw_output, raw_output)
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submissions_controller.instance_variable_set(:@submission, submission)
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submissions_controller.extract_errors
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end
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drop_table :errors
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end
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end
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