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Contents
module Happy
class Controller
module Routing
def path_to_regexp(path)
# Since we want to be compatible with Ruby 1.8.7, we unfortunately can't use named captures like this:
# Regexp.compile('^'+path.gsub(/\)/, ')?').gsub(/\//, '\/').gsub(/\./, '\.').gsub(/:(\w+)/, '(?<\\1>.+)')+'$')
Regexp.compile('^'+path.gsub(/\)/, ')?').gsub(/\//, '\/').gsub(/\./, '\.').gsub(/:(\w+)/, '(.+)')+'$')
end
def on(*args, &blk)
options = (args.pop if args.last.is_a?(Hash)) || {}
args = [nil] if args.empty?
args.each do |name|
# If a path name has been given, match it against the next request path part.
if name.present?
# convert symbols to ":foo" type string
name = ":#{name}" if name.is_a?(Symbol)
path_match = path_to_regexp(name).match(unprocessed_path.first)
end
# Match the request method, if specified
method_matched = [nil, request.request_method.downcase.to_sym].include?(options[:method])
path_matched = (path_match || (name.nil? && unprocessed_path.empty?))
# Only do something here if method and requested path both match
if path_matched && method_matched
# Transfer variables contained in path name to params hash
if path_match
name.scan(/:(\w+)/).flatten.each do |var|
request.params[var] = path_match.captures.shift
end
processed_path << unprocessed_path.shift
end
serve!(instance_exec(&blk)) or raise Errors::NotFound
end
end
end
[:get, :post, :put, :delete].each do |method|
define_method("on_%s" % method) do |*args, &blk|
args.last.is_a?(Hash) ? args.last.merge(:method => method) : args.push(:method => method)
on(*args, &blk)
end
end
end
end
end
Version data entries
6 entries across 6 versions & 1 rubygems