154 lines
4.9 KiB
Ruby
154 lines
4.9 KiB
Ruby
# frozen_string_literal: true
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module SubmoduleHelper
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extend self
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VALID_SUBMODULE_PROTOCOLS = %w[http https git ssh].freeze
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# links to files listing for submodule if submodule is a project on this server
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def submodule_links(submodule_item, ref = nil, repository = @repository, diff_file = nil)
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repository.submodule_links.for(submodule_item, ref, diff_file)
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end
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def submodule_links_for_url(submodule_item_id, url, repository, old_submodule_item_id = nil)
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return [nil, nil, nil] unless url
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if url == '.' || url == './'
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url = File.join(Gitlab.config.gitlab.url, repository.project.full_path)
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end
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if url =~ %r{([^/:]+)/([^/]+(?:\.git)?)\Z}
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namespace = Regexp.last_match(1)
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project = Regexp.last_match(2)
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gitlab_hosts = [Gitlab.config.gitlab.url,
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Gitlab.config.gitlab_shell.ssh_path_prefix]
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gitlab_hosts.each do |host|
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if url.start_with?(host)
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namespace, _, project = url.sub(host, '').rpartition('/')
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break
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end
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end
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namespace.delete_prefix!('/')
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project.rstrip!
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project.delete_suffix!('.git')
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if self_url?(url, namespace, project)
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[
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url_helpers.namespace_project_path(namespace, project),
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url_helpers.namespace_project_tree_path(namespace, project, submodule_item_id),
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(url_helpers.namespace_project_compare_path(namespace, project, to: submodule_item_id, from: old_submodule_item_id) if old_submodule_item_id)
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]
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elsif relative_self_url?(url)
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relative_self_links(url, submodule_item_id, old_submodule_item_id, repository.project)
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elsif gist_github_dot_com_url?(url)
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gist_github_com_tree_links(namespace, project, submodule_item_id)
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elsif github_dot_com_url?(url)
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github_com_tree_links(namespace, project, submodule_item_id, old_submodule_item_id)
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elsif gitlab_dot_com_url?(url)
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gitlab_com_tree_links(namespace, project, submodule_item_id, old_submodule_item_id)
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else
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[sanitize_submodule_url(url), nil, nil]
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end
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else
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[sanitize_submodule_url(url), nil, nil]
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end
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end
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protected
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def gist_github_dot_com_url?(url)
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url =~ %r{gist\.github\.com[/:][^/]+/[^/]+\Z}
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end
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def github_dot_com_url?(url)
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url =~ %r{github\.com[/:][^/]+/[^/]+\Z}
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end
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def gitlab_dot_com_url?(url)
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url =~ %r{gitlab\.com[/:][^/]+/[^/]+\Z}
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end
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def self_url?(url, namespace, project)
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url_no_dotgit = url.chomp('.git')
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return true if url_no_dotgit == [Gitlab.config.gitlab.url, '/', namespace, '/',
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project].join('')
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url_with_dotgit = url_no_dotgit + '.git'
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url_with_dotgit == Gitlab::RepositoryUrlBuilder.build([namespace, '/', project].join(''))
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end
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def relative_self_url?(url)
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url.start_with?('../', './')
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end
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def gitlab_com_tree_links(namespace, project, commit, old_commit)
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base = ['https://gitlab.com/', namespace, '/', project].join('')
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[
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base,
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[base, '/-/tree/', commit].join(''),
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([base, '/-/compare/', old_commit, '...', commit].join('') if old_commit)
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]
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end
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def gist_github_com_tree_links(namespace, project, commit)
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base = ['https://gist.github.com/', namespace, '/', project].join('')
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[base, [base, commit].join('/'), nil]
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end
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def github_com_tree_links(namespace, project, commit, old_commit)
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base = ['https://github.com/', namespace, '/', project].join('')
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[
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base,
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[base, '/tree/', commit].join(''),
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([base, '/compare/', old_commit, '...', commit].join('') if old_commit)
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]
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end
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def relative_self_links(relative_path, commit, old_commit, project)
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relative_path = relative_path.rstrip
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absolute_project_path = "/" + project.full_path
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# Resolve `relative_path` to target path
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# Assuming `absolute_project_path` is `/g1/p1`:
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# ../p2.git -> /g1/p2
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# ../g2/p3.git -> /g1/g2/p3
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# ../../g3/g4/p4.git -> /g3/g4/p4
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submodule_project_path = File.absolute_path(relative_path, absolute_project_path)
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target_namespace_path = File.dirname(submodule_project_path)
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if target_namespace_path == '/' || target_namespace_path.start_with?(absolute_project_path)
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return [nil, nil, nil]
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end
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target_namespace_path.sub!(%r{^/}, '')
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submodule_base = File.basename(submodule_project_path, '.git')
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begin
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[
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url_helpers.namespace_project_path(target_namespace_path, submodule_base),
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url_helpers.namespace_project_tree_path(target_namespace_path, submodule_base, commit),
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(url_helpers.namespace_project_compare_path(target_namespace_path, submodule_base, to: commit, from: old_commit) if old_commit)
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]
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rescue ActionController::UrlGenerationError
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[nil, nil, nil]
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end
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end
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def sanitize_submodule_url(url)
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uri = URI.parse(url)
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if uri.scheme.in?(VALID_SUBMODULE_PROTOCOLS)
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uri.to_s
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else
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nil
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end
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rescue URI::InvalidURIError
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nil
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end
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def url_helpers
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Gitlab::Routing.url_helpers
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end
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end
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