diff options
Diffstat (limited to 'actionpack/lib/action_dispatch/http/url.rb')
| -rw-r--r-- | actionpack/lib/action_dispatch/http/url.rb | 274 |
1 files changed, 205 insertions, 69 deletions
diff --git a/actionpack/lib/action_dispatch/http/url.rb b/actionpack/lib/action_dispatch/http/url.rb index 6f5a52c568..001b14ec97 100644 --- a/actionpack/lib/action_dispatch/http/url.rb +++ b/actionpack/lib/action_dispatch/http/url.rb @@ -5,99 +5,141 @@ module ActionDispatch module Http module URL IP_HOST_REGEXP = /\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3}$/ - HOST_REGEXP = /(^.*:\/\/)?([^:]+)(?::(\d+$))?/ + HOST_REGEXP = /(^[^:]+:\/\/)?([^:]+)(?::(\d+$))?/ PROTOCOL_REGEXP = /^([^:]+)(:)?(\/\/)?$/ mattr_accessor :tld_length self.tld_length = 1 class << self - def extract_domain(host, tld_length = @@tld_length) - host.split('.').last(1 + tld_length).join('.') if named_host?(host) + # Returns the domain part of a host given the domain level. + # + # # Top-level domain example + # extract_domain('www.example.com', 1) # => "example.com" + # # Second-level domain example + # extract_domain('dev.www.example.co.uk', 2) # => "example.co.uk" + def extract_domain(host, tld_length) + extract_domain_from(host, tld_length) if named_host?(host) end - def extract_subdomains(host, tld_length = @@tld_length) + # Returns the subdomains of a host as an Array given the domain level. + # + # # Top-level domain example + # extract_subdomains('www.example.com', 1) # => ["www"] + # # Second-level domain example + # extract_subdomains('dev.www.example.co.uk', 2) # => ["dev", "www"] + def extract_subdomains(host, tld_length) if named_host?(host) - parts = host.split('.') - parts[0..-(tld_length + 2)] + extract_subdomains_from(host, tld_length) else [] end end - def extract_subdomain(host, tld_length = @@tld_length) + # Returns the subdomains of a host as a String given the domain level. + # + # # Top-level domain example + # extract_subdomain('www.example.com', 1) # => "www" + # # Second-level domain example + # extract_subdomain('dev.www.example.co.uk', 2) # => "dev.www" + def extract_subdomain(host, tld_length) extract_subdomains(host, tld_length).join('.') end - def url_for(options = {}) - options = options.dup - path = options.delete(:script_name).to_s.chomp("/") - path << options.delete(:path).to_s - - params = options[:params].is_a?(Hash) ? options[:params] : options.slice(:params) - params.reject! { |_,v| v.to_param.nil? } - - result = build_host_url(options) - if options[:trailing_slash] - if path.include?('?') - result << path.sub(/\?/, '/\&') - else - result << path.sub(/[^\/]\z|\A\z/, '\&/') - end + def url_for(options) + if options[:only_path] + path_for options else - result << path + full_url_for options end - result << "?#{params.to_query}" unless params.empty? - result << "##{Journey::Router::Utils.escape_fragment(options[:anchor].to_param.to_s)}" if options[:anchor] - result end - private + def full_url_for(options) + host = options[:host] + protocol = options[:protocol] + port = options[:port] - def build_host_url(options) - if options[:host].blank? && options[:only_path].blank? + unless host raise ArgumentError, 'Missing host to link to! Please provide the :host parameter, set default_url_options[:host], or set :only_path to true' end - result = "" + build_host_url(host, port, protocol, options, path_for(options)) + end + + def path_for(options) + path = options[:script_name].to_s.chomp("/") + path << options[:path] if options.key?(:path) + + add_trailing_slash(path) if options[:trailing_slash] + add_params(path, options[:params]) if options.key?(:params) + add_anchor(path, options[:anchor]) if options.key?(:anchor) - unless options[:only_path] - if match = options[:host].match(HOST_REGEXP) - options[:protocol] ||= match[1] unless options[:protocol] == false - options[:host] = match[2] - options[:port] = match[3] unless options.key?(:port) - end + path + end - options[:protocol] = normalize_protocol(options) - options[:host] = normalize_host(options) - options[:port] = normalize_port(options) + private - result << options[:protocol] - result << rewrite_authentication(options) - result << options[:host] - result << ":#{options[:port]}" if options[:port] + def add_params(path, params) + params = { params: params } unless params.is_a?(Hash) + params.reject! { |_,v| v.to_param.nil? } + path << "?#{params.to_query}" unless params.empty? + end + + def add_anchor(path, anchor) + if anchor + path << "##{Journey::Router::Utils.escape_fragment(anchor.to_param)}" end - result end - def named_host?(host) - host && IP_HOST_REGEXP !~ host + def extract_domain_from(host, tld_length) + host.split('.').last(1 + tld_length).join('.') end - def same_host?(options) - (options[:subdomain] == true || !options.key?(:subdomain)) && options[:domain].nil? + def extract_subdomains_from(host, tld_length) + parts = host.split('.') + parts[0..-(tld_length + 2)] end - def rewrite_authentication(options) + def add_trailing_slash(path) + # includes querysting + if path.include?('?') + path.sub!(/\?/, '/\&') + # does not have a .format + elsif !path.include?(".") + path.sub!(/[^\/]\z|\A\z/, '\&/') + end + end + + def build_host_url(host, port, protocol, options, path) + if match = host.match(HOST_REGEXP) + protocol ||= match[1] unless protocol == false + host = match[2] + port = match[3] unless options.key? :port + end + + protocol = normalize_protocol protocol + host = normalize_host(host, options) + + result = protocol.dup + if options[:user] && options[:password] - "#{Rack::Utils.escape(options[:user])}:#{Rack::Utils.escape(options[:password])}@" - else - "" + result << "#{Rack::Utils.escape(options[:user])}:#{Rack::Utils.escape(options[:password])}@" end + + result << host + normalize_port(port, protocol) { |normalized_port| + result << ":#{normalized_port}" + } + + result.concat path + end + + def named_host?(host) + IP_HOST_REGEXP !~ host end - def normalize_protocol(options) - case options[:protocol] + def normalize_protocol(protocol) + case protocol when nil "http://" when false, "//" @@ -105,36 +147,39 @@ module ActionDispatch when PROTOCOL_REGEXP "#{$1}://" else - raise ArgumentError, "Invalid :protocol option: #{options[:protocol].inspect}" + raise ArgumentError, "Invalid :protocol option: #{protocol.inspect}" end end - def normalize_host(options) - return options[:host] if !named_host?(options[:host]) || same_host?(options) + def normalize_host(_host, options) + return _host unless named_host?(_host) tld_length = options[:tld_length] || @@tld_length + subdomain = options.fetch :subdomain, true + domain = options[:domain] host = "" - if options[:subdomain] == true || !options.key?(:subdomain) - host << extract_subdomain(options[:host], tld_length).to_param - elsif options[:subdomain].present? - host << options[:subdomain].to_param + if subdomain == true + return _host if domain.nil? + + host << extract_subdomains_from(_host, tld_length).join('.') + elsif subdomain + host << subdomain.to_param end host << "." unless host.empty? - host << (options[:domain] || extract_domain(options[:host], tld_length)) + host << (domain || extract_domain_from(_host, tld_length)) host end - def normalize_port(options) - return nil if options[:port].nil? || options[:port] == false + def normalize_port(port, protocol) + return unless port - case options[:protocol] - when "//" - nil + case protocol + when "//" then yield port when "https://" - options[:port].to_i == 443 ? nil : options[:port] + yield port unless port.to_i == 443 else - options[:port].to_i == 80 ? nil : options[:port] + yield port unless port.to_i == 80 end end end @@ -146,16 +191,43 @@ module ActionDispatch end # Returns the complete URL used for this request. + # + # class Request < Rack::Request + # include ActionDispatch::Http::URL + # end + # + # req = Request.new 'HTTP_HOST' => 'example.com' + # req.url # => "http://example.com" def url protocol + host_with_port + fullpath end # Returns 'https://' if this is an SSL request and 'http://' otherwise. + # + # class Request < Rack::Request + # include ActionDispatch::Http::URL + # end + # + # req = Request.new 'HTTP_HOST' => 'example.com' + # req.protocol # => "http://" + # + # req = Request.new 'HTTP_HOST' => 'example.com', 'HTTPS' => 'on' + # req.protocol # => "https://" def protocol @protocol ||= ssl? ? 'https://' : 'http://' end # Returns the \host for this request, such as "example.com". + # + # class Request < Rack::Request + # include ActionDispatch::Http::URL + # end + # + # req = Request.new 'HTTP_HOST' => 'example.com' + # req.raw_host_with_port # => "example.com" + # + # req = Request.new 'HTTP_HOST' => 'example.com:8080' + # req.raw_host_with_port # => "example.com:8080" def raw_host_with_port if forwarded = env["HTTP_X_FORWARDED_HOST"] forwarded.split(/,\s?/).last @@ -165,17 +237,44 @@ module ActionDispatch end # Returns the host for this request, such as example.com. + # + # class Request < Rack::Request + # include ActionDispatch::Http::URL + # end + # + # req = Request.new 'HTTP_HOST' => 'example.com:8080' + # req.host # => "example.com" def host raw_host_with_port.sub(/:\d+$/, '') end # Returns a \host:\port string for this request, such as "example.com" or # "example.com:8080". + # + # class Request < Rack::Request + # include ActionDispatch::Http::URL + # end + # + # req = Request.new 'HTTP_HOST' => 'example.com:80' + # req.host_with_port # => "example.com" + # + # req = Request.new 'HTTP_HOST' => 'example.com:8080' + # req.host_with_port # => "example.com:8080" def host_with_port "#{host}#{port_string}" end # Returns the port number of this request as an integer. + # + # class Request < Rack::Request + # include ActionDispatch::Http::URL + # end + # + # req = Request.new 'HTTP_HOST' => 'example.com' + # req.port # => 80 + # + # req = Request.new 'HTTP_HOST' => 'example.com:8080' + # req.port # => 8080 def port @port ||= begin if raw_host_with_port =~ /:(\d+)$/ @@ -187,6 +286,13 @@ module ActionDispatch end # Returns the standard \port number for this request's protocol. + # + # class Request < Rack::Request + # include ActionDispatch::Http::URL + # end + # + # req = Request.new 'HTTP_HOST' => 'example.com:8080' + # req.standard_port # => 80 def standard_port case protocol when 'https://' then 443 @@ -195,18 +301,48 @@ module ActionDispatch end # Returns whether this request is using the standard port + # + # class Request < Rack::Request + # include ActionDispatch::Http::URL + # end + # + # req = Request.new 'HTTP_HOST' => 'example.com:80' + # req.standard_port? # => true + # + # req = Request.new 'HTTP_HOST' => 'example.com:8080' + # req.standard_port? # => false def standard_port? port == standard_port end # Returns a number \port suffix like 8080 if the \port number of this request # is not the default HTTP \port 80 or HTTPS \port 443. + # + # class Request < Rack::Request + # include ActionDispatch::Http::URL + # end + # + # req = Request.new 'HTTP_HOST' => 'example.com:80' + # req.optional_port # => nil + # + # req = Request.new 'HTTP_HOST' => 'example.com:8080' + # req.optional_port # => 8080 def optional_port standard_port? ? nil : port end # Returns a string \port suffix, including colon, like ":8080" if the \port # number of this request is not the default HTTP \port 80 or HTTPS \port 443. + # + # class Request < Rack::Request + # include ActionDispatch::Http::URL + # end + # + # req = Request.new 'HTTP_HOST' => 'example.com:80' + # req.port_string # => "" + # + # req = Request.new 'HTTP_HOST' => 'example.com:8080' + # req.port_string # => ":8080" def port_string standard_port? ? '' : ":#{port}" end |