92 lines
3.2 KiB
Ruby
92 lines
3.2 KiB
Ruby
# See http://doc.gitlab.com/ce/development/migration_style_guide.html
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# for more information on how to write migrations for GitLab.
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class MovePersonalSnippetsFiles < ActiveRecord::Migration[4.2]
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include Gitlab::Database::MigrationHelpers
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disable_ddl_transaction!
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DOWNTIME = false
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def up
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return unless file_storage?
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@source_relative_location = File.join('/uploads', 'personal_snippet')
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@destination_relative_location = File.join('/uploads', '-', 'system', 'personal_snippet')
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move_personal_snippet_files
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end
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def down
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return unless file_storage?
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@source_relative_location = File.join('/uploads', '-', 'system', 'personal_snippet')
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@destination_relative_location = File.join('/uploads', 'personal_snippet')
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move_personal_snippet_files
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end
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def move_personal_snippet_files
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query = "SELECT uploads.path, uploads.model_id, snippets.description FROM uploads "\
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"INNER JOIN snippets ON snippets.id = uploads.model_id WHERE uploader = 'PersonalFileUploader'"
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select_all(query).each do |upload|
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secret = upload['path'].split('/')[0]
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file_name = upload['path'].split('/')[1]
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next unless move_file(upload['model_id'], secret, file_name)
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update_markdown(upload['model_id'], secret, file_name, upload['description'])
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end
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end
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def move_file(snippet_id, secret, file_name)
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source_dir = File.join(base_directory, @source_relative_location, snippet_id.to_s, secret)
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destination_dir = File.join(base_directory, @destination_relative_location, snippet_id.to_s, secret)
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source_file_path = File.join(source_dir, file_name)
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destination_file_path = File.join(destination_dir, file_name)
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unless File.exist?(source_file_path)
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say "Source file `#{source_file_path}` doesn't exist. Skipping."
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return
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end
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say "Moving file #{source_file_path} -> #{destination_file_path}"
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FileUtils.mkdir_p(destination_dir)
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FileUtils.move(source_file_path, destination_file_path)
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true
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end
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def update_markdown(snippet_id, secret, file_name, description)
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source_markdown_path = File.join(@source_relative_location, snippet_id.to_s, secret, file_name)
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destination_markdown_path = File.join(@destination_relative_location, snippet_id.to_s, secret, file_name)
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source_markdown = "](#{source_markdown_path})"
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destination_markdown = "](#{destination_markdown_path})"
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if description.present?
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description = description.gsub(source_markdown, destination_markdown)
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quoted_description = quote_string(description)
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execute("UPDATE snippets SET description = '#{quoted_description}', description_html = NULL "\
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"WHERE id = #{snippet_id}")
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end
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query = "SELECT id, note FROM notes WHERE noteable_id = #{snippet_id} "\
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"AND noteable_type = 'Snippet' AND note IS NOT NULL"
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select_all(query).each do |note|
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text = note['note'].gsub(source_markdown, destination_markdown)
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quoted_text = quote_string(text)
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execute("UPDATE notes SET note = '#{quoted_text}', note_html = NULL WHERE id = #{note['id']}")
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end
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end
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def base_directory
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File.join(Rails.root, 'public')
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end
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def file_storage?
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CarrierWave::Uploader::Base.storage == CarrierWave::Storage::File
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end
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end
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