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# frozen_string_literal: true
module Git
class WikiPushService < ::BaseService
# Maximum number of change events we will process on any single push
MAX_CHANGES = 100
attr_reader :wiki
def initialize(wiki, current_user, params)
@wiki, @current_user, @params = wiki, current_user, params.dup
end
def execute
# Execute model-specific callbacks
wiki.after_post_receive
process_changes
end
private
def process_changes
return unless can_process_wiki_events?
push_changes.take(MAX_CHANGES).each do |change| # rubocop:disable CodeReuse/ActiveRecord
next unless change.page.present?
response = create_event_for(change)
log_error(response.message) if response.error?
end
end
def can_process_wiki_events?
# TODO: Support activity events for group wikis
# https://gitlab.com/gitlab-org/gitlab/-/issues/209306
wiki.is_a?(ProjectWiki)
end
def push_changes
default_branch_changes.flat_map do |change|
raw_changes(change).map { |raw| Git::WikiPushService::Change.new(wiki, change, raw) }
end
end
def raw_changes(change)
wiki.repository.raw.raw_changes_between(change[:oldrev], change[:newrev])
end
def create_event_for(change)
event_service.execute(
change.last_known_slug,
change.page,
change.event_action,
change.sha
)
end
def event_service
@event_service ||= WikiPages::EventCreateService.new(current_user)
end
def on_default_branch?(change)
wiki.default_branch == ::Gitlab::Git.branch_name(change[:ref])
end
# See: [Gitlab::GitPostReceive#changes]
def changes
params[:changes] || []
end
def default_branch_changes
@default_branch_changes ||= changes.select { |change| on_default_branch?(change) }
end
end
end
Git::WikiPushService.prepend_if_ee('EE::Git::WikiPushService')
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