129 lines
3.7 KiB
Ruby
129 lines
3.7 KiB
Ruby
# frozen_string_literal: true
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module Discourse
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VERSION_REGEXP ||= /\A\d+\.\d+\.\d+(\.beta\d+)?\z/
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VERSION_COMPATIBILITY_FILENAME ||= ".discourse-compatibility"
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# work around reloader
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unless defined?(::Discourse::VERSION)
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module VERSION #:nodoc:
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STRING = "3.3.0.beta1"
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PARTS = STRING.split(".")
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private_constant :PARTS
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MAJOR = PARTS[0].to_i
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MINOR = PARTS[1].to_i
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TINY = PARTS[2].to_i
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PRE = PARTS[3]&.split("-", 2)&.first
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DEV = PARTS[3]&.split("-", 2)&.second
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end
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end
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class InvalidVersionListError < StandardError
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end
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def self.has_needed_version?(current, needed)
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Gem::Version.new(current) >= Gem::Version.new(needed)
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end
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# lookup an external resource (theme/plugin)'s best compatible version
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# compatible resource files are YAML, in the format:
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# `discourse_version: plugin/theme git reference.` For example:
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# 2.5.0.beta6: c4a6c17
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# 2.5.0.beta4: d1d2d3f
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# 2.5.0.beta2: bbffee
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# 2.4.4.beta6: some-other-branch-ref
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# 2.4.2.beta1: v1-tag
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def self.find_compatible_resource(version_list, target_version = ::Discourse::VERSION::STRING)
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return unless version_list.present?
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begin
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version_list = YAML.safe_load(version_list)
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rescue Psych::SyntaxError, Psych::DisallowedClass => e
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end
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raise InvalidVersionListError unless version_list.is_a?(Hash)
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version_list =
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version_list
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.transform_keys do |v|
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Gem::Requirement.parse(v)
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rescue Gem::Requirement::BadRequirementError => e
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raise InvalidVersionListError, "Invalid version specifier: #{v}"
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end
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.sort_by do |parsed_requirement, _|
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operator, version = parsed_requirement
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[version, operator == "<" ? 0 : 1]
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end
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parsed_target_version = Gem::Version.new(target_version)
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lowest_matching_entry =
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version_list.find do |parsed_requirement, target|
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req_operator, req_version = parsed_requirement
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req_operator = "<=" if req_operator == "="
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if !%w[<= <].include?(req_operator)
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raise InvalidVersionListError,
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"Invalid version specifier operator for '#{req_operator} #{req_version}'. Operator must be one of <= or <"
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end
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resolved_requirement = Gem::Requirement.new("#{req_operator} #{req_version}")
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resolved_requirement.satisfied_by?(parsed_target_version)
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end
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return if lowest_matching_entry.nil?
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checkout_version = lowest_matching_entry[1]
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begin
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Discourse::Utils.execute_command "git",
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"check-ref-format",
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"--allow-onelevel",
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checkout_version
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rescue RuntimeError
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raise InvalidVersionListError, "Invalid ref name: #{checkout_version}"
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end
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checkout_version
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end
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# Find a compatible resource from a git repo
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def self.find_compatible_git_resource(path)
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return unless File.directory?("#{path}/.git")
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tree_info =
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Discourse::Utils.execute_command(
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"git",
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"-C",
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path,
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"ls-tree",
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"-l",
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"HEAD",
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Discourse::VERSION_COMPATIBILITY_FILENAME,
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)
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blob_size = tree_info.split[3].to_i
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if blob_size > Discourse::MAX_METADATA_FILE_SIZE
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$stderr.puts "#{Discourse::VERSION_COMPATIBILITY_FILENAME} file in #{path} too big"
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return
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end
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compat_resource =
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Discourse::Utils.execute_command(
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"git",
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"-C",
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path,
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"show",
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"HEAD@{upstream}:#{Discourse::VERSION_COMPATIBILITY_FILENAME}",
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)
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Discourse.find_compatible_resource(compat_resource)
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rescue InvalidVersionListError => e
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$stderr.puts "Invalid version list in #{path}"
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rescue Discourse::Utils::CommandError => e
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nil
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end
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end
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