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# frozen_string_literal: true
module Gitlab
module GithubImport
module Importer
class NoteAttachmentsImporter
attr_reader :note_text, :project
# note_text - An instance of `Gitlab::GithubImport::Representation::NoteText`.
# project - An instance of `Project`.
# client - An instance of `Gitlab::GithubImport::Client`.
def initialize(note_text, project, _client = nil)
@note_text = note_text
@project = project
end
def execute
attachments = MarkdownText.fetch_attachments(note_text.text)
return if attachments.blank?
new_text = attachments.reduce(note_text.text) do |text, attachment|
new_url = gitlab_attachment_link(attachment)
text.gsub(attachment.url, new_url)
end
update_note_record(new_text)
end
private
def gitlab_attachment_link(attachment)
project_import_source = project.import_source
if attachment.part_of_project_blob?(project_import_source)
convert_project_content_link(attachment.url, project_import_source)
elsif attachment.media? || attachment.doc_belongs_to_project?(project_import_source)
download_attachment(attachment)
else # url to other GitHub project
attachment.url
end
end
# From: https://github.com/login/test-import-attachments-source/blob/main/example.md
# To: https://gitlab.com/login/test-import-attachments-target/-/blob/main/example.md
def convert_project_content_link(attachment_url, import_source)
path_without_domain = attachment_url.gsub(::Gitlab::GithubImport::MarkdownText.github_url, '')
path_without_import_source = path_without_domain.gsub(import_source, '').delete_prefix('/')
path_with_blob_prefix = "/-#{path_without_import_source}"
::Gitlab::Routing.url_helpers.project_url(project) + path_with_blob_prefix
end
# in: an instance of Gitlab::GithubImport::Markdown::Attachment
# out: gitlab attachment markdown url
def download_attachment(attachment)
downloader = ::Gitlab::GithubImport::AttachmentsDownloader.new(attachment.url)
file = downloader.perform
uploader = UploadService.new(project, file, FileUploader).execute
uploader.to_h[:url]
ensure
downloader&.delete
end
def update_note_record(text)
case note_text.record_type
when ::Release.name
::Release.find(note_text.record_db_id).update_column(:description, text)
when ::Issue.name
::Issue.find(note_text.record_db_id).update_column(:description, text)
when ::MergeRequest.name
::MergeRequest.find(note_text.record_db_id).update_column(:description, text)
when ::Note.name
::Note.find(note_text.record_db_id).update_column(:note, text)
end
end
end
end
end
end
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