Class: UrlRegexp::Query

Inherits:
Object
  • Object
show all
Defined in:
lib/url_regexp/query.rb

Instance Method Summary collapse

Constructor Details

#initialize ⇒ Query

Returns a new instance of Query.



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# File 'lib/url_regexp/query.rb', line 3

def initialize
  @queries = []
end

Instance Method Details

#append(query) ⇒ Object 



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# File 'lib/url_regexp/query.rb', line 7

def append(query)
  return if query.nil?
  @queries << query.to_s.split('&').reject(&:empty?)
end

#to_regexp_s ⇒ Object 



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# File 'lib/url_regexp/query.rb', line 12

def to_regexp_s
  common_queries = @queries.reduce { |a, e| a & e } || []
  common_queries = common_queries.map { |q| Regexp.quote(q) }
  if 1 < common_queries.size
    "\\?(#{common_queries.permutation.map { |qs| "(.*&)?#{qs.join('.*&')}(&.*)?" }.join('|')})"
  elsif 1 == common_queries.size
    "\\?(.*&)?#{common_queries.first}(&.*)?"
  else
    '(\\?.*)?'
  end
end