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module Katello
module Util
class PathWithSubstitutions
include Comparable
attr_reader :base_path, :path, :substitutions
SUBSTITUTABLE_REGEX = /^(.*?)\$([^\/]*)/.freeze
#path /content/rhel/server/$arch/$releasever/os
#substitutions {$arch => 'x86_64'}
def initialize(path, substitutions)
@substitutions = substitutions
@path = path
if @path =~ SUBSTITUTABLE_REGEX
@base_path, @token = Regexp.last_match[1], Regexp.last_match[2]
end
end
def split_path
@split ||= path.split('/')
end
def substitutions_needed
# e.g. if content_url = "/content/dist/rhel/server/7/$releasever/$basearch/kickstart"
# return ['releasever', 'basearch']
split_path.map { |word| word.start_with?('$') ? word[1..] : nil }.compact
end
def substitutable?
@token.present?
end
def resolve_token(value)
new_substitutions = substitutions.merge(@token => value)
new_path = path.sub("$#{@token}", value)
PathWithSubstitutions.new(new_path, new_substitutions)
end
def unused_substitutions
substitutions.keys.reject do |key|
path.include?("$#{key}") || split_path.include?(substitutions[key])
end
end
def apply_substitutions
substitutions.reduce(path) do |url, (key, value)|
url.gsub("$#{key}", value)
end
end
def <=>(other)
key1 = path + substitutions.to_s
key2 = other.path + other.substitutions.to_s
key1 <=> key2
end
end
end
end
Version data entries
10 entries across 10 versions & 1 rubygems