app/models/concerns/gitolitable/cache.rb
# frozen_string_literal: true
module Gitolitable
module Cache
extend ActiveSupport::Concern
included do
class << self
# Are repositories identifier unique?
#
def repo_ident_unique?
RedmineGitHosting::Config.unique_repo_identifier?
end
# Translate repository path into a unique ID for use in caching of git commands.
#
def repo_path_to_git_cache_id(repo_path)
repo = find_by_path repo_path, loose: true
repo ? repo.git_cache_id : nil
end
# Parse a path of the form <proj1>/<proj2>/<proj3>/<repo> and return the specified
# repository. If either 'repo_ident_unique?' is true or the <repo> is a project
# identifier, just return the last component. Otherwise,
# use the immediate parent (<proj3>) to try to identify the repo.
#
# Flags:
# :loose => true : Try to identify corresponding repo even if path is not quite correct
#
# Note that the :loose flag is used when interpreting the contents of the
# repository. If switching back and forth between the "repo_ident_unique?"
# form, it will still identify the repository (as long as there are not more than
# one repo with the same identifier.
#
# Example of data captured by regex :
# <MatchData "test/test2/test3/test4/test5.git" 1:"test4/" 2:"test4" 3:"test5" 4:".git">
# <MatchData "blabla2.git" 1:nil 2:nil 3:"blabla2" 4:".git">
#
def find_by_path(path, flags = {})
parseit = path.match %r{\A.*?(([^/]+)/)?([^/]+?)(\.git)?\z}
return if parseit.nil?
project = Project.find_by identifier: parseit[3]
# return default or first repo with blank identifier (or first Git repo--very rare?)
if project
project.repository || project.repo_blank_ident || project.gitolite_repos.first
elsif repo_ident_unique? || flags[:loose] && parseit[2].nil?
find_by identifier: parseit[3]
elsif parseit[2]
project = Project.find_by identifier: parseit[2]
if project.nil?
find_by identifier: parseit[3]
else
find_by(identifier: parseit[3], project_id: project.id) || (flags[:loose] && find_by(identifier: parseit[3]))
end
end
end
end
end
# If repositories identifiers are unique, identifier forms a unique label,
# else use directory notation: <project identifier>/<repo identifier>
#
def git_cache_id
if identifier.blank?
# Should only happen with one repo/project (the default)
project.identifier
elsif self.class.repo_ident_unique?
identifier
else
"#{project.identifier}/#{identifier}"
end
end
# NOTE: RedmineGitHosting::Cache doesn't know about repository object, it only knows *git_cache_id*.
#
def empty_cache!
RedmineGitHosting::Cache.clear_cache_for_repository git_cache_id
end
end
end