diff options
Diffstat (limited to 'actionpack/lib/action_dispatch/http')
-rw-r--r-- | actionpack/lib/action_dispatch/http/url.rb | 59 |
1 files changed, 39 insertions, 20 deletions
diff --git a/actionpack/lib/action_dispatch/http/url.rb b/actionpack/lib/action_dispatch/http/url.rb index 9c9eed2c6d..1f7633cbea 100644 --- a/actionpack/lib/action_dispatch/http/url.rb +++ b/actionpack/lib/action_dispatch/http/url.rb @@ -4,6 +4,27 @@ module ActionDispatch mattr_accessor :tld_length self.tld_length = 1 + def self.extract_domain(host, tld_length = @@tld_length) + return nil unless named_host?(host) + + host.split('.').last(1 + tld_length).join('.') + end + + def self.extract_subdomains(host, tld_length = @@tld_length) + return [] unless named_host?(host) + parts = host.split('.') + parts[0..-(tld_length+2)] + end + + def self.extract_subdomain(host, tld_length = @@tld_length) + extract_subdomains(host, tld_length).join('.') + end + + def self.named_host?(host) + !(host.nil? || /\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3}$/.match(host)) + end + + # Returns the complete URL used for this request. def url protocol + host_with_port + fullpath @@ -31,15 +52,18 @@ module ActionDispatch # Returns a \host:\port string for this request, such as "example.com" or # "example.com:8080". def host_with_port - "#{host}#{port_string}" + opt_port = optional_port ? ":#{optional_port}" : nil + "#{host}#{opt_port}" end # Returns the port number of this request as an integer. def port - if raw_host_with_port =~ /:(\d+)$/ - $1.to_i - else - standard_port + @port ||= begin + if raw_host_with_port =~ /:(\d+)$/ + $1.to_i + else + standard_port + end end end @@ -56,10 +80,10 @@ module ActionDispatch port == standard_port end - # Returns a \port suffix like ":8080" if the \port number of this request + # Returns a \port suffix like "8080" if the \port number of this request # is not the default HTTP \port 80 or HTTPS \port 443. - def port_string - port == standard_port ? '' : ":#{port}" + def optional_port + standard_port? ? nil : port end def server_port @@ -69,9 +93,7 @@ module ActionDispatch # Returns the \domain part of a \host, such as "rubyonrails.org" in "www.rubyonrails.org". You can specify # a different <tt>tld_length</tt>, such as 2 to catch rubyonrails.co.uk in "www.rubyonrails.co.uk". def domain(tld_length = @@tld_length) - return nil unless named_host?(host) - - host.split('.').last(1 + tld_length).join('.') + ActionDispatch::Http::URL.extract_domain(host, tld_length) end # Returns all the \subdomains as an array, so <tt>["dev", "www"]</tt> would be @@ -79,20 +101,17 @@ module ActionDispatch # such as 2 to catch <tt>["www"]</tt> instead of <tt>["www", "rubyonrails"]</tt> # in "www.rubyonrails.co.uk". def subdomains(tld_length = @@tld_length) - return [] unless named_host?(host) - parts = host.split('.') - parts[0..-(tld_length+2)] + ActionDispatch::Http::URL.extract_subdomains(host, tld_length) end + # Returns all the \subdomains as a string, so <tt>"dev.www"</tt> would be + # returned for "dev.www.rubyonrails.org". You can specify a different <tt>tld_length</tt>, + # such as 2 to catch <tt>["www"]</tt> instead of <tt>"www.rubyonrails"</tt> + # in "www.rubyonrails.co.uk". def subdomain(tld_length = @@tld_length) - subdomains(tld_length).join('.') + subdomains(tld_length) end - private - - def named_host?(host) - !(host.nil? || /\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3}$/.match(host)) - end end end end |