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module Gitlab
module ImportExport
class RelationFactory
OVERRIDES = { snippets: :project_snippets,
pipelines: 'Ci::Pipeline',
statuses: 'commit_status',
variables: 'Ci::Variable',
triggers: 'Ci::Trigger',
builds: 'Ci::Build',
hooks: 'ProjectHook' }.freeze
USER_REFERENCES = %w[author_id assignee_id updated_by_id user_id].freeze
BUILD_MODELS = %w[Ci::Build commit_status].freeze
def self.create(*args)
new(*args).create
end
def initialize(relation_sym:, relation_hash:, members_mapper:, user:)
@relation_name = OVERRIDES[relation_sym] || relation_sym
@relation_hash = relation_hash.except('id', 'noteable_id')
@members_mapper = members_mapper
@user = user
end
# Creates an object from an actual model with name "relation_sym" with params from
# the relation_hash, updating references with new object IDs, mapping users using
# the "members_mapper" object, also updating notes if required.
def create
set_note_author if @relation_name == :notes
update_user_references
update_project_references
reset_ci_tokens if @relation_name == 'Ci::Trigger'
@relation_hash['data'].deep_symbolize_keys! if @relation_name == :events && @relation_hash['data']
generate_imported_object
end
private
def update_user_references
USER_REFERENCES.each do |reference|
if @relation_hash[reference]
@relation_hash[reference] = @members_mapper.map[@relation_hash[reference]]
end
end
end
# Sets the author for a note. If the user importing the project
# has admin access, an actual mapping with new project members
# will be used. Otherwise, a note stating the original author name
# is left.
def set_note_author
old_author_id = @relation_hash['author_id']
# Users with admin access can map users
@relation_hash['author_id'] = admin_user? ? @members_mapper.map[old_author_id] : @members_mapper.default_user_id
author = @relation_hash.delete('author')
update_note_for_missing_author(author['name']) if missing_author?(old_author_id)
end
def missing_author?(old_author_id)
!admin_user? || @members_mapper.missing_author_ids.include?(old_author_id)
end
def missing_author_note(updated_at, author_name)
timestamp = updated_at.split('.').first
"\n\n *By #{author_name} on #{timestamp} (imported from GitLab project)*"
end
def generate_imported_object
if BUILD_MODELS.include?(@relation_name) # call #trace= method after assigning the other attributes
trace = @relation_hash.delete('trace')
imported_object do |object|
object.trace = trace
object.commit_id = nil
end
else
imported_object
end
end
def update_project_references
project_id = @relation_hash.delete('project_id')
# project_id may not be part of the export, but we always need to populate it if required.
@relation_hash['project_id'] = project_id
@relation_hash['gl_project_id'] = project_id if @relation_hash['gl_project_id']
@relation_hash['target_project_id'] = project_id if @relation_hash['target_project_id']
@relation_hash['source_project_id'] = -1 if @relation_hash['source_project_id']
# If source and target are the same, populate them with the new project ID.
if @relation_hash['source_project_id'] && @relation_hash['target_project_id'] &&
@relation_hash['target_project_id'] == @relation_hash['source_project_id']
@relation_hash['source_project_id'] = project_id
end
end
def reset_ci_tokens
return unless Gitlab::ImportExport.reset_tokens?
# If we import/export a project to the same instance, tokens will have to be reset.
@relation_hash['token'] = nil
end
def relation_class
@relation_class ||= @relation_name.to_s.classify.constantize
end
def imported_object
imported_object = relation_class.new(parsed_relation_hash)
yield(imported_object) if block_given?
imported_object.importing = true if imported_object.respond_to?(:importing)
imported_object
end
def update_note_for_missing_author(author_name)
@relation_hash['note'] = '*Blank note*' if @relation_hash['note'].blank?
@relation_hash['note'] += missing_author_note(@relation_hash['updated_at'], author_name)
end
def admin_user?
@user.is_admin?
end
def parsed_relation_hash
@relation_hash.reject { |k, _v| !relation_class.attribute_method?(k) }
end
end
end
end
|
