gitlab-org--gitlab-foss/lib/gitlab/background_migration/move_personal_snippet_files.rb
Bob Van Landuyt 2ea8442ff3 Move the personal snippet uploads from system to -/system
Update the markdown unconditionally since the move might have been
done before, but the markdown not updated.
2017-08-11 18:17:45 +02:00

79 lines
2.9 KiB
Ruby

module Gitlab
module BackgroundMigration
class MovePersonalSnippetFiles
delegate :select_all, :execute, :quote_string, to: :connection
def perform(relative_source, relative_destination)
@source_relative_location = relative_source
@destination_relative_location = relative_destination
move_personal_snippet_files
end
def move_personal_snippet_files
query = "SELECT uploads.path, uploads.model_id FROM uploads "\
"INNER JOIN snippets ON snippets.id = uploads.model_id WHERE uploader = 'PersonalFileUploader'"
select_all(query).each do |upload|
secret = upload['path'].split('/')[0]
file_name = upload['path'].split('/')[1]
move_file(upload['model_id'], secret, file_name)
update_markdown(upload['model_id'], secret, file_name)
end
end
def move_file(snippet_id, secret, file_name)
source_dir = File.join(base_directory, @source_relative_location, snippet_id.to_s, secret)
destination_dir = File.join(base_directory, @destination_relative_location, snippet_id.to_s, secret)
source_file_path = File.join(source_dir, file_name)
destination_file_path = File.join(destination_dir, file_name)
unless File.exist?(source_file_path)
say "Source file `#{source_file_path}` doesn't exist. Skipping."
return
end
say "Moving file #{source_file_path} -> #{destination_file_path}"
FileUtils.mkdir_p(destination_dir)
FileUtils.move(source_file_path, destination_file_path)
end
def update_markdown(snippet_id, secret, file_name)
source_markdown_path = File.join(@source_relative_location, snippet_id.to_s, secret, file_name)
destination_markdown_path = File.join(@destination_relative_location, snippet_id.to_s, secret, file_name)
source_markdown = "](#{source_markdown_path})"
destination_markdown = "](#{destination_markdown_path})"
quoted_source = quote_string(source_markdown)
quoted_destination = quote_string(destination_markdown)
execute("UPDATE snippets "\
"SET description = replace(snippets.description, '#{quoted_source}', '#{quoted_destination}'), description_html = NULL "\
"WHERE id = #{snippet_id}")
query = "SELECT id, note FROM notes WHERE noteable_id = #{snippet_id} "\
"AND noteable_type = 'Snippet' AND note IS NOT NULL"
select_all(query).each do |note|
text = note['note'].gsub(source_markdown, destination_markdown)
quoted_text = quote_string(text)
execute("UPDATE notes SET note = '#{quoted_text}', note_html = NULL WHERE id = #{note['id']}")
end
end
def base_directory
File.join(Rails.root, 'public')
end
def connection
ActiveRecord::Base.connection
end
def say(message)
Rails.logger.debug(message)
end
end
end
end