diff options
Diffstat (limited to 'actionpack/lib/action_dispatch/http/url.rb')
| -rw-r--r-- | actionpack/lib/action_dispatch/http/url.rb | 142 |
1 files changed, 106 insertions, 36 deletions
diff --git a/actionpack/lib/action_dispatch/http/url.rb b/actionpack/lib/action_dispatch/http/url.rb index b64a83c62e..ac0fd9607d 100644 --- a/actionpack/lib/action_dispatch/http/url.rb +++ b/actionpack/lib/action_dispatch/http/url.rb @@ -1,6 +1,81 @@ module ActionDispatch module Http module URL + mattr_accessor :tld_length + self.tld_length = 1 + + class << self + def extract_domain(host, tld_length = @@tld_length) + return nil unless named_host?(host) + host.split('.').last(1 + tld_length).join('.') + end + + def extract_subdomains(host, tld_length = @@tld_length) + return [] unless named_host?(host) + parts = host.split('.') + parts[0..-(tld_length+2)] + end + + def extract_subdomain(host, tld_length = @@tld_length) + extract_subdomains(host, tld_length).join('.') + end + + def url_for(options = {}) + unless options[:host].present? || options[:only_path].present? + raise ArgumentError, 'Missing host to link to! Please provide the :host parameter, set default_url_options[:host], or set :only_path to true' + end + + rewritten_url = "" + + unless options[:only_path] + unless options[:protocol] == false + rewritten_url << (options[:protocol] || "http") + rewritten_url << ":" unless rewritten_url.match(%r{:|//}) + end + rewritten_url << "//" unless rewritten_url.match("//") + rewritten_url << rewrite_authentication(options) + rewritten_url << host_or_subdomain_and_domain(options) + rewritten_url << ":#{options.delete(:port)}" if options[:port] + end + + path = options.delete(:path) || '' + + params = options[:params] || {} + params.reject! {|k,v| v.to_param.nil? } + + rewritten_url << (options[:trailing_slash] ? path.sub(/\?|\z/) { "/" + $& } : path) + rewritten_url << "?#{params.to_query}" unless params.empty? + rewritten_url << "##{Rack::Mount::Utils.escape_uri(options[:anchor].to_param.to_s)}" if options[:anchor] + rewritten_url + end + + private + + def named_host?(host) + !(host.nil? || /\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3}$/.match(host)) + end + + def rewrite_authentication(options) + if options[:user] && options[:password] + "#{Rack::Utils.escape(options[:user])}:#{Rack::Utils.escape(options[:password])}@" + else + "" + end + end + + def host_or_subdomain_and_domain(options) + return options[:host] unless options[:subdomain] || options[:domain] + + tld_length = options[:tld_length] || @@tld_length + + host = "" + host << (options[:subdomain] || extract_subdomain(options[:host], tld_length)) + host << "." + host << (options[:domain] || extract_domain(options[:host], tld_length)) + host + end + end + # Returns the complete URL used for this request. def url protocol + host_with_port + fullpath @@ -8,12 +83,7 @@ module ActionDispatch # Returns 'https://' if this is an SSL request and 'http://' otherwise. def protocol - ssl? ? 'https://' : 'http://' - end - - # Is this an SSL request? - def ssl? - @env['HTTPS'] == 'on' || @env['HTTP_X_FORWARDED_PROTO'] == 'https' + @protocol ||= ssl? ? 'https://' : 'http://' end # Returns the \host for this request, such as "example.com". @@ -38,10 +108,12 @@ module ActionDispatch # 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 @@ -53,10 +125,21 @@ module ActionDispatch end end - # Returns a \port suffix like ":8080" if the \port number of this request + # Returns whether this request is using the standard port + 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. + 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. def port_string - port == standard_port ? '' : ":#{port}" + standard_port? ? '' : ":#{port}" end def server_port @@ -65,38 +148,25 @@ 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 = 1) - return nil unless named_host?(host) - - host.split('.').last(1 + tld_length).join('.') + def domain(tld_length = @@tld_length) + ActionDispatch::Http::URL.extract_domain(host, tld_length) end # Returns all the \subdomains as an array, 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 subdomains(tld_length = 1) - return [] unless named_host?(host) - parts = host.split('.') - parts[0..-(tld_length+2)] - end - - def subdomain(tld_length = 1) - subdomains(tld_length).join('.') - end - - # Returns the request URI, accounting for server idiosyncrasies. - # WEBrick includes the full URL. IIS leaves REQUEST_URI blank. - def request_uri - ActiveSupport::Deprecation.warn "Using #request_uri is deprecated. Use fullpath instead.", caller - fullpath + def subdomains(tld_length = @@tld_length) + ActionDispatch::Http::URL.extract_subdomains(host, tld_length) end - private - - def named_host?(host) - !(host.nil? || /\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3}$/.match(host)) + # 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) end end end -end
\ No newline at end of file +end |