class URI::Generic

Base class for all URI classes. Implements generic URI syntax as per RFC 2396.

Constants

COMPONENT

An Array of the available components for URI::Generic

DEFAULT_PORT

A Default port of nil for URI::Generic

USE_REGISTRY

Default to not use the registry for a URI::Generic

Attributes

fragment[R]

returns the fragment component of the URI.

URI("http://foo/bar/baz?search=FooBar#ponies").fragment #=> "ponies"
host[R]

returns the host component of the URI.

URI("http://foo/bar/baz").host #=> "foo"

It returns nil if no host component.

URI("mailto:foo@example.org").host #=> nil

The component doesn't contains the port number.

URI("http://foo:8080/bar/baz").host #=> "foo"

Since IPv6 addresses are wrapped by brackets in URIs, this method returns IPv6 addresses wrapped by brackets. This form is not appropriate to pass socket methods such as IO.open. If unwrapped host names are required, use “hostname” method.

URI("http://[::1]/bar/baz").host #=> "[::1]"
URI("http://[::1]/bar/baz").hostname #=> "::1"
opaque[R]

returns the opaque part of the URI.

URI("mailto:foo@example.org").opaque #=> "foo@example.org"

Portion of the path that does make use of the slash '/'. The path typically refers to the absolute path and the opaque part.

(see RFC2396 Section 3 and 5.2)
path[R]

returns the path component of the URI.

URI("http://foo/bar/baz").path #=> "/bar/baz"
port[R]

returns the port component of the URI.

URI("http://foo/bar/baz").port #=> "80"

URI("http://foo:8080/bar/baz").port #=> "8080"
query[R]

returns the query component of the URI.

URI("http://foo/bar/baz?search=FooBar").query #=> "search=FooBar"
registry[R]

returns the registry component of the URI.

(see RFC2396 Section 3.2)
scheme[R]

returns the scheme component of the URI.

URI("http://foo/bar/baz").scheme #=> "http"

Public Class Methods

build(args) click to toggle source

Synopsis

See new

Description

Creates a new URI::Generic instance from components of URI::Generic with check. Components are: scheme, userinfo, host, port, registry, path, opaque, query and fragment. You can provide arguments either by an Array or a Hash. See new for hash keys to use or for order of array items.

# File lib/uri/generic.rb, line 121
def self.build(args)
  if args.kind_of?(Array) &&
      args.size == ::URI::Generic::COMPONENT.size
    tmp = args.dup
  elsif args.kind_of?(Hash)
    tmp = ::URI::Generic::COMPONENT.collect do |c|
      if args.include?(c)
        args[c]
      else
        nil
      end
    end
  else
    component = self.class.component rescue ::URI::Generic::COMPONENT
    raise ArgumentError,
    "expected Array of or Hash of components of #{self.class} (#{component.join(', ')})"
  end

  tmp << nil
  tmp << true
  return self.new(*tmp)
end
build2(args) click to toggle source

Synopsis

See new

Description

At first, tries to create a new URI::Generic instance using ::build. But, if exception URI::InvalidComponentError is raised, then it URI::Escape#escape all URI components and tries again.

# File lib/uri/generic.rb, line 83
def self.build2(args)
  begin
    return self.build(args)
  rescue InvalidComponentError
    if args.kind_of?(Array)
      return self.build(args.collect{|x|
        if x.is_a?(String)
          DEFAULT_PARSER.escape(x)
        else
          x
        end
      })
    elsif args.kind_of?(Hash)
      tmp = {}
      args.each do |key, value|
        tmp[key] = if value
            DEFAULT_PARSER.escape(value)
          else
            value
          end
      end
      return self.build(tmp)
    end
  end
end
component() click to toggle source

Components of the URI in the order.

# File lib/uri/generic.rb, line 54
def self.component
  self::COMPONENT
end
default_port() click to toggle source

Returns default port

# File lib/uri/generic.rb, line 29
def self.default_port
  self::DEFAULT_PORT
end
new(scheme, userinfo, host, port, registry, path, opaque, query, fragment, parser = DEFAULT_PARSER, arg_check = false) click to toggle source

Args

scheme

Protocol scheme, i.e. 'http','ftp','mailto' and so on.

userinfo

User name and password, i.e. 'sdmitry:bla'

host

Server host name

port

Server port

registry

Registry of naming authorities.

path

Path on server

opaque

Opaque part

query

Query data

fragment

A part of URI after '#' sign

parser

Parser for internal use [URI::DEFAULT_PARSER by default]

arg_check

Check arguments [false by default]

Description

Creates a new URI::Generic instance from “generic'' components without check.

# File lib/uri/generic.rb, line 173
def initialize(scheme,
               userinfo, host, port, registry,
               path, opaque,
               query,
               fragment,
               parser = DEFAULT_PARSER,
               arg_check = false)
  @scheme = nil
  @user = nil
  @password = nil
  @host = nil
  @port = nil
  @path = nil
  @query = nil
  @opaque = nil
  @registry = nil
  @fragment = nil
  @parser = parser == DEFAULT_PARSER ? nil : parser

  if arg_check
    self.scheme = scheme
    self.userinfo = userinfo
    self.hostname = host
    self.port = port
    self.path = path
    self.query = query
    self.opaque = opaque
    self.registry = registry
    self.fragment = fragment
  else
    self.set_scheme(scheme)
    self.set_userinfo(userinfo)
    self.set_host(host)
    self.set_port(port)
    self.set_path(path)
    self.set_query(query)
    self.set_opaque(opaque)
    self.set_registry(registry)
    self.set_fragment(fragment)
  end
  if @registry && !self.class.use_registry
    raise InvalidURIError,
      "the scheme #{@scheme} does not accept registry part: #{@registry} (or bad hostname?)"
  end

  @scheme.freeze if @scheme
  self.set_path('') if !@path && !@opaque # (see RFC2396 Section 5.2)
  self.set_port(self.default_port) if self.default_port && !@port
end
use_registry() click to toggle source

Returns whether a registry of naming authorities are being used.

# File lib/uri/generic.rb, line 67
def self.use_registry
  self::USE_REGISTRY
end

Public Instance Methods

+(oth)
Alias for: merge
-(oth)
Alias for: route_from
==(oth) click to toggle source

Compares to URI's

# File lib/uri/generic.rb, line 1498
def ==(oth)
  if self.class == oth.class
    self.normalize.component_ary == oth.normalize.component_ary
  else
    false
  end
end
absolute()
Alias for: absolute?
absolute?() click to toggle source

Checks if URI is an absolute one

# File lib/uri/generic.rb, line 1061
def absolute?
  if @scheme
    true
  else
    false
  end
end
Also aliased as: absolute
coerce(oth) click to toggle source

Args

v

URI or String

Description

attempt to parse other URI +oth+
return [parsed_oth, self]

Usage

require 'uri'

uri = URI.parse("http://my.example.com")
uri.coerce("http://foo.com")
#=> [#<URI::HTTP:0x00000000bcb028 URL:http://foo.com/>, #<URI::HTTP:0x00000000d92178 URL:http://my.example.com>]
Calls superclass method
# File lib/uri/generic.rb, line 1589
def coerce(oth)
  case oth
  when String
    oth = parser.parse(oth)
  else
    super
  end

  return oth, self
end
component() click to toggle source

Components of the URI in the order.

# File lib/uri/generic.rb, line 321
def component
  self.class.component
end
default_port() click to toggle source

Returns default port

# File lib/uri/generic.rb, line 36
def default_port
  self.class.default_port
end
eql?(oth) click to toggle source
# File lib/uri/generic.rb, line 1510
def eql?(oth)
  self.class == oth.class &&
  parser == oth.parser &&
  self.component_ary.eql?(oth.component_ary)
end
find_proxy() click to toggle source

returns a proxy URI. The proxy URI is obtained from environment variables such as http_proxy, ftp_proxy, no_proxy, etc. If there is no proper proxy, nil is returned.

Note that capitalized variables (HTTP_PROXY, FTP_PROXY, NO_PROXY, etc.) are examined too.

But http_proxy and HTTP_PROXY is treated specially under CGI environment. It's because HTTP_PROXY may be set by Proxy: header. So HTTP_PROXY is not used. http_proxy is not used too if the variable is case insensitive. CGI_HTTP_PROXY can be used instead.

# File lib/uri/generic.rb, line 1613
def find_proxy
  raise BadURIError, "relative URI: #{self}" if self.relative?
  name = self.scheme.downcase + '_proxy'
  proxy_uri = nil
  if name == 'http_proxy' && ENV.include?('REQUEST_METHOD') # CGI?
    # HTTP_PROXY conflicts with *_proxy for proxy settings and
    # HTTP_* for header information in CGI.
    # So it should be careful to use it.
    pairs = ENV.reject {|k, v| /\Ahttp_proxy\z/i !~ k }
    case pairs.length
    when 0 # no proxy setting anyway.
      proxy_uri = nil
    when 1
      k, _ = pairs.shift
      if k == 'http_proxy' && ENV[k.upcase] == nil
        # http_proxy is safe to use because ENV is case sensitive.
        proxy_uri = ENV[name]
      else
        proxy_uri = nil
      end
    else # http_proxy is safe to use because ENV is case sensitive.
      proxy_uri = ENV.to_hash[name]
    end
    if !proxy_uri
      # Use CGI_HTTP_PROXY.  cf. libwww-perl.
      proxy_uri = ENV["CGI_#{name.upcase}"]
    end
  elsif name == 'http_proxy'
    unless proxy_uri = ENV[name]
      if proxy_uri = ENV[name.upcase]
        warn 'The environment variable HTTP_PROXY is discouraged.  Use http_proxy.'
      end
    end
  else
    proxy_uri = ENV[name] || ENV[name.upcase]
  end

  if proxy_uri.nil? || proxy_uri.empty?
    return nil
  end

  if self.hostname
    require 'socket'
    begin
      addr = IPSocket.getaddress(self.hostname)
      return nil if /\A127\.|\A::1\z/ =~ addr
    rescue SocketError
    end
  end

  name = 'no_proxy'
  if no_proxy = ENV[name] || ENV[name.upcase]
    no_proxy.scan(/([^:,]*)(?::(\d+))?/) {|host, port|
      if /(\A|\.)#{Regexp.quote host}\z/i =~ self.host &&
        (!port || self.port == port.to_i)
        return nil
      end
    }
  end
  URI.parse(proxy_uri)
end
fragment=(v) click to toggle source

Args

v

String

Description

public setter for the fragment component v. (with validation)

see also #check_fragment

Usage

require 'uri'

uri = URI.parse("http://my.example.com/?id=25#time=1305212049")
uri.fragment = "time=1305212086"
# =>  "time=1305212086"
uri
#=> #<URI::HTTP:0x000000007a81f8 URL:http://my.example.com/?id=25#time=1305212086>
# File lib/uri/generic.rb, line 1041
def fragment=(v)
  check_fragment(v)
  set_fragment(v)
  v
end
hash() click to toggle source
# File lib/uri/generic.rb, line 1506
def hash
  self.component_ary.hash
end
hierarchical?() click to toggle source

Checks if URI has a path

# File lib/uri/generic.rb, line 1050
def hierarchical?
  if @path
    true
  else
    false
  end
end
host=(v) click to toggle source

Args

v

String

Description

public setter for the host component v. (with validation)

see also #check_host

Usage

require 'uri'

uri = URI.parse("http://my.example.com")
uri.host = "foo.com"
# =>  "foo.com"
uri
#=> #<URI::HTTP:0x000000008e89e8 URL:http://foo.com>
# File lib/uri/generic.rb, line 645
def host=(v)
  check_host(v)
  set_host(v)
  v
end
hostname() click to toggle source

extract the host part of the URI and unwrap brackets for IPv6 addresses.

This method is same as #host except brackets for IPv6 (andn future IP) addresses are removed.

u = URI(“http://[::1]/bar”) p u.hostname #=> “::1” p u.host #=> “[::1]”

# File lib/uri/generic.rb, line 660
def hostname
  v = self.host
  /\A\[(.*)\]\z/ =~ v ? $1 : v
end
hostname=(v) click to toggle source

set the host part of the URI as the argument with brackets for IPv6 addresses.

This method is same as #host= except the argument can be bare IPv6 address.

u = URI(“foo/bar”) p u.to_s #=> “foo/bar” u.hostname = “::1” p u.to_s #=> “[::1]/bar

If the arugument seems IPv6 address, it is wrapped by brackets.

# File lib/uri/generic.rb, line 678
def hostname=(v)
  v = "[#{v}]" if /\A\[.*\]\z/ !~ v && /:/ =~ v
  self.host = v
end
inspect() click to toggle source
# File lib/uri/generic.rb, line 1566
def inspect
  @@to_s.bind(self).call.sub!(/>\z/) {" URL:#{self}>"}
end
merge(oth) click to toggle source

Args

oth

URI or String

Description

Merges two URI's.

Usage

require 'uri'

uri = URI.parse("http://my.example.com")
p uri.merge("/main.rbx?page=1")
# =>  #<URI::HTTP:0x2021f3b0 URL:http://my.example.com/main.rbx?page=1>
# File lib/uri/generic.rb, line 1199
def merge(oth)
  begin
    base, rel = merge0(oth)
  rescue
    raise $!.class, $!.message
  end

  if base == rel
    return base
  end

  authority = rel.userinfo || rel.host || rel.port

  # RFC2396, Section 5.2, 2)
  if (rel.path.nil? || rel.path.empty?) && !authority && !rel.query
    base.set_fragment(rel.fragment) if rel.fragment
    return base
  end

  base.set_query(nil)
  base.set_fragment(nil)

  # RFC2396, Section 5.2, 4)
  if !authority
    base.set_path(merge_path(base.path, rel.path)) if base.path && rel.path
  else
    # RFC2396, Section 5.2, 4)
    base.set_path(rel.path) if rel.path
  end

  # RFC2396, Section 5.2, 7)
  base.set_userinfo(rel.userinfo) if rel.userinfo
  base.set_host(rel.host)         if rel.host
  base.set_port(rel.port)         if rel.port
  base.set_query(rel.query)       if rel.query
  base.set_fragment(rel.fragment) if rel.fragment

  return base
end
Also aliased as: +
merge!(oth) click to toggle source

Args

oth

URI or String

Description

Destructive form of merge

Usage

require 'uri'

uri = URI.parse("http://my.example.com")
uri.merge!("/main.rbx?page=1")
p uri
# =>  #<URI::HTTP:0x2021f3b0 URL:http://my.example.com/main.rbx?page=1>
# File lib/uri/generic.rb, line 1171
def merge!(oth)
  t = merge(oth)
  if self == t
    nil
  else
    replace!(t)
    self
  end
end
normalize() click to toggle source

Returns normalized URI

# File lib/uri/generic.rb, line 1420
def normalize
  uri = dup
  uri.normalize!
  uri
end
normalize!() click to toggle source

Destructive version of normalize

# File lib/uri/generic.rb, line 1429
def normalize!
  if path && path == ''
    set_path('/')
  end
  if scheme && scheme != scheme.downcase
    set_scheme(self.scheme.downcase)
  end
  if host && host != host.downcase
    set_host(self.host.downcase)
  end
end
opaque=(v) click to toggle source

Args

v

String

Description

public setter for the opaque component v. (with validation)

see also #check_opaque

# File lib/uri/generic.rb, line 988
def opaque=(v)
  check_opaque(v)
  set_opaque(v)
  v
end
parser() click to toggle source

returns the parser to be used.

Unless a URI::Parser is defined, then DEFAULT_PARSER is used.

# File lib/uri/generic.rb, line 298
def parser
  if !defined?(@parser) || !@parser
    DEFAULT_PARSER
  else
    @parser || DEFAULT_PARSER
  end
end
password() click to toggle source

returns the password component

# File lib/uri/generic.rb, line 587
def password
  @password
end
password=(password) click to toggle source

Args

v

String

Description

public setter for the password component. (with validation)

see also #check_password

Usage

require 'uri'

uri = URI.parse("http://john:S3nsit1ve@my.example.com")
uri.password = "V3ry_S3nsit1ve"
# =>  "V3ry_S3nsit1ve"
uri
#=> #<URI::HTTP:0x00000000881d90 URL:http://john:V3ry_S3nsit1ve@my.example.com>
# File lib/uri/generic.rb, line 512
def password=(password)
  check_password(password)
  set_password(password)
  # returns password
end
path=(v) click to toggle source

Args

v

String

Description

public setter for the path component v. (with validation)

see also #check_path

Usage

require 'uri'

uri = URI.parse("http://my.example.com/pub/files")
uri.path = "/faq/"
# =>  "/faq/"
uri
#=> #<URI::HTTP:0x000000008e89e8 URL:http://my.example.com/faq/>
# File lib/uri/generic.rb, line 870
def path=(v)
  check_path(v)
  set_path(v)
  v
end
port=(v) click to toggle source

Args

v

String

Description

public setter for the port component v. (with validation)

see also #check_port

Usage

require 'uri'

uri = URI.parse("http://my.example.com")
uri.port = 8080
# =>  8080
uri
#=> #<URI::HTTP:0x000000008e89e8 URL:http://my.example.com:8080>
# File lib/uri/generic.rb, line 744
def port=(v)
  check_port(v)
  set_port(v)
  port
end
query=(v) click to toggle source

Args

v

String

Description

public setter for the query component v. (with validation)

see also #check_query

Usage

require 'uri'

uri = URI.parse("http://my.example.com/?id=25")
uri.query = "id=1"
# =>  "id=1"
uri
#=> #<URI::HTTP:0x000000008e89e8 URL:http://my.example.com/?id=1>
# File lib/uri/generic.rb, line 935
def query=(v)
  check_query(v)
  set_query(v)
  v
end
registry=(v) click to toggle source

Args

v

String

Description

public setter for the registry component v. (with validation)

see also #check_registry

# File lib/uri/generic.rb, line 797
def registry=(v)
  check_registry(v)
  set_registry(v)
  v
end
relative?() click to toggle source

Checks if URI is relative

# File lib/uri/generic.rb, line 1073
def relative?
  !absolute?
end
route_from(oth) click to toggle source

Args

oth

URI or String

Description

Calculates relative path from oth to self

Usage

require 'uri'

uri = URI.parse('http://my.example.com/main.rbx?page=1')
p uri.route_from('http://my.example.com')
#=> #<URI::Generic:0x20218858 URL:/main.rbx?page=1>
# File lib/uri/generic.rb, line 1373
def route_from(oth)
  # you can modify `rel', but can not `oth'.
  begin
    oth, rel = route_from0(oth)
  rescue
    raise $!.class, $!.message
  end
  if oth == rel
    return rel
  end

  rel.set_path(route_from_path(oth.path, self.path))
  if rel.path == './' && self.query
    # "./?foo" -> "?foo"
    rel.set_path('')
  end

  return rel
end
Also aliased as: -
route_to(oth) click to toggle source

Args

oth

URI or String

Description

Calculates relative path to oth from self

Usage

require 'uri'

uri = URI.parse('http://my.example.com')
p uri.route_to('http://my.example.com/main.rbx?page=1')
#=> #<URI::Generic:0x2020c2f6 URL:/main.rbx?page=1>
# File lib/uri/generic.rb, line 1413
def route_to(oth)
  parser.send(:convert_to_uri, oth).route_from(self)
end
scheme=(v) click to toggle source

Args

v

String

Description

public setter for the scheme component v. (with validation)

see also #check_scheme

Usage

require 'uri'

uri = URI.parse("http://my.example.com")
uri.scheme = "https"
# =>  "https"
uri
#=> #<URI::HTTP:0x000000008e89e8 URL:https://my.example.com>
# File lib/uri/generic.rb, line 370
def scheme=(v)
  check_scheme(v)
  set_scheme(v)
  v
end
select(*components) click to toggle source

Args

components

Multiple Symbol arguments defined in URI::HTTP

Description

Selects specified components from URI

Usage

require 'uri'

uri = URI.parse('http://myuser:mypass@my.example.com/test.rbx')
p uri.select(:userinfo, :host, :path)
# => ["myuser:mypass", "my.example.com", "/test.rbx"]
# File lib/uri/generic.rb, line 1554
def select(*components)
  components.collect do |c|
    if component.include?(c)
      self.send(c)
    else
      raise ArgumentError,
        "expected of components of #{self.class} (#{self.class.component.join(', ')})"
    end
  end
end
to_s() click to toggle source

Constructs String from URI

# File lib/uri/generic.rb, line 1454
def to_s
  str = ''
  if @scheme
    str << @scheme
    str << ':'
  end

  if @opaque
    str << @opaque

  else
    if @registry
      str << @registry
    else
      if @host
        str << '//'
      end
      if self.userinfo
        str << self.userinfo
        str << '@'
      end
      if @host
        str << @host
      end
      if @port && @port != self.default_port
        str << ':'
        str << @port.to_s
      end
    end

    str << path_query
  end

  if @fragment
    str << '#'
    str << @fragment
  end

  str
end
user() click to toggle source

returns the user component

# File lib/uri/generic.rb, line 582
def user
  @user
end
user=(user) click to toggle source

Args

v

String

Description

public setter for the user component. (with validation)

see also #check_user

Usage

require 'uri'

uri = URI.parse("http://john:S3nsit1ve@my.example.com")
uri.user = "sam"
# =>  "sam"
uri
#=> #<URI::HTTP:0x00000000881d90 URL:http://sam:V3ry_S3nsit1ve@my.example.com>
# File lib/uri/generic.rb, line 483
def user=(user)
  check_user(user)
  set_user(user)
  # returns user
end
userinfo() click to toggle source

returns the userinfo, either as 'user' or 'user:password'

# File lib/uri/generic.rb, line 571
def userinfo
  if @user.nil?
    nil
  elsif @password.nil?
    @user
  else
    @user + ':' + @password
  end
end
userinfo=(userinfo) click to toggle source

Sets userinfo, argument is string like 'name:pass'

# File lib/uri/generic.rb, line 451
def userinfo=(userinfo)
  if userinfo.nil?
    return nil
  end
  check_userinfo(*userinfo)
  set_userinfo(*userinfo)
  # returns userinfo
end

Protected Instance Methods

component_ary() click to toggle source

returns an Array of the components defined from the COMPONENT Array

# File lib/uri/generic.rb, line 1530
def component_ary
  component.collect do |x|
    self.send(x)
  end
end
set_fragment(v) click to toggle source

protected setter for the fragment component v

see also #fragment=

# File lib/uri/generic.rb, line 1013
def set_fragment(v)
  @fragment = v
end
set_host(v) click to toggle source

protected setter for the host component v

see also #host=

# File lib/uri/generic.rb, line 617
def set_host(v)
  @host = v
end
set_opaque(v) click to toggle source

protected setter for the opaque component v

see also #opaque=

# File lib/uri/generic.rb, line 970
def set_opaque(v)
  @opaque = v
end
set_password(v) click to toggle source

protected setter for the password component v

see also #password=

# File lib/uri/generic.rb, line 548
def set_password(v)
  @password = v
  # returns v
end
set_path(v) click to toggle source

protected setter for the path component v

see also #path=

# File lib/uri/generic.rb, line 842
def set_path(v)
  @path = v
end
set_port(v) click to toggle source

protected setter for the port component v

see also #port=

# File lib/uri/generic.rb, line 709
def set_port(v)
  unless !v || v.kind_of?(Fixnum)
    if v.empty?
      v = nil
    else
      v = v.to_i
    end
  end
  @port = v
end
set_query(v) click to toggle source

protected setter for the query component v

see also #query=

# File lib/uri/generic.rb, line 907
def set_query(v)
  @query = v
end
set_registry(v) click to toggle source

protected setter for the registry component v

see also #registry=

# File lib/uri/generic.rb, line 779
def set_registry(v)
  @registry = v
end
set_scheme(v) click to toggle source

protected setter for the scheme component v

see also #scheme=

# File lib/uri/generic.rb, line 342
def set_scheme(v)
  @scheme = v ? v.downcase : v
end
set_user(v) click to toggle source

protected setter for the user component v

see also #user=

# File lib/uri/generic.rb, line 538
def set_user(v)
  set_userinfo(v, @password)
  v
end
set_userinfo(user, password = nil) click to toggle source

protect setter for the user component, and password if available. (with validation)

see also #userinfo=

# File lib/uri/generic.rb, line 523
def set_userinfo(user, password = nil)
  unless password
    user, password = split_userinfo(user)
  end
  @user     = user
  @password = password if password

  [@user, @password]
end

Private Instance Methods

check_fragment(v) click to toggle source

check the fragment v component against the URI::Parser Regexp for :FRAGMENT

# File lib/uri/generic.rb, line 997
def check_fragment(v)
  return v unless v

  if v && v != '' && parser.regexp[:FRAGMENT] !~ v
    raise InvalidComponentError,
      "bad component(expected fragment component): #{v}"
  end

  return true
end
check_host(v) click to toggle source

check the host v component for RFC2396 compliance and against the URI::Parser Regexp for :HOST

Can not have a registry or opaque component defined, with a host component defined.

# File lib/uri/generic.rb, line 598
def check_host(v)
  return v unless v

  if @registry || @opaque
    raise InvalidURIError,
      "can not set host with registry or opaque"
  elsif parser.regexp[:HOST] !~ v
    raise InvalidComponentError,
      "bad component(expected host component): #{v}"
  end

  return true
end
check_opaque(v) click to toggle source

check the opaque v component for RFC2396 compliance and against the URI::Parser Regexp for :OPAQUE

Can not have a host, port, user or path component defined, with an opaque component defined.

# File lib/uri/generic.rb, line 948
def check_opaque(v)
  return v unless v

  # raise if both hier and opaque are not nil, because:
  # absoluteURI   = scheme ":" ( hier_part | opaque_part )
  # hier_part     = ( net_path | abs_path ) [ "?" query ]
  if @host || @port || @user || @path  # userinfo = @user + ':' + @password
    raise InvalidURIError,
      "can not set opaque with host, port, userinfo or path"
  elsif v && parser.regexp[:OPAQUE] !~ v
    raise InvalidComponentError,
      "bad component(expected opaque component): #{v}"
  end

  return true
end
check_password(v, user = @user) click to toggle source

check the password v component for RFC2396 compliance and against the URI::Parser Regexp for :USERINFO

Can not have a registry or opaque component defined, with a user component defined.

# File lib/uri/generic.rb, line 427
def check_password(v, user = @user)
  if @registry || @opaque
    raise InvalidURIError,
      "can not set password with registry or opaque"
  end
  return v unless v

  if !user
    raise InvalidURIError,
      "password component depends user component"
  end

  if parser.regexp[:USERINFO] !~ v
    raise InvalidComponentError,
      "bad component(expected user component): #{v}"
  end

  return true
end
check_path(v) click to toggle source

check the path v component for RFC2396 compliance and against the URI::Parser Regexp for :ABS_PATH and :REL_PATH

Can not have a opaque component defined, with a path component defined.

# File lib/uri/generic.rb, line 811
def check_path(v)
  # raise if both hier and opaque are not nil, because:
  # absoluteURI   = scheme ":" ( hier_part | opaque_part )
  # hier_part     = ( net_path | abs_path ) [ "?" query ]
  if v && @opaque
    raise InvalidURIError,
      "path conflicts with opaque"
  end

  # If scheme is ftp, path may be relative.
  # See RFC 1738 section 3.2.2, and RFC 2396.
  if @scheme && @scheme != "ftp"
    if v && v != '' && parser.regexp[:ABS_PATH] !~ v
      raise InvalidComponentError,
        "bad component(expected absolute path component): #{v}"
    end
  else
    if v && v != '' && parser.regexp[:ABS_PATH] !~ v && parser.regexp[:REL_PATH] !~ v
      raise InvalidComponentError,
        "bad component(expected relative path component): #{v}"
    end
  end

  return true
end
check_port(v) click to toggle source

check the port v component for RFC2396 compliance and against the URI::Parser Regexp for :PORT

Can not have a registry or opaque component defined, with a port component defined.

# File lib/uri/generic.rb, line 690
def check_port(v)
  return v unless v

  if @registry || @opaque
    raise InvalidURIError,
      "can not set port with registry or opaque"
  elsif !v.kind_of?(Fixnum) && parser.regexp[:PORT] !~ v
    raise InvalidComponentError,
      "bad component(expected port component): #{v}"
  end

  return true
end
check_query(v) click to toggle source

check the query v component for RFC2396 compliance and against the URI::Parser Regexp for :QUERY

Can not have a opaque component defined, with a query component defined.

# File lib/uri/generic.rb, line 883
def check_query(v)
  return v unless v

  # raise if both hier and opaque are not nil, because:
  # absoluteURI   = scheme ":" ( hier_part | opaque_part )
  # hier_part     = ( net_path | abs_path ) [ "?" query ]
  if @opaque
    raise InvalidURIError,
      "query conflicts with opaque"
  end

  if v && v != '' && parser.regexp[:QUERY] !~ v
      raise InvalidComponentError,
        "bad component(expected query component): #{v}"
  end

  return true
end
check_registry(v) click to toggle source

check the registry v component for RFC2396 compliance and against the URI::Parser Regexp for :REGISTRY

Can not have a host, port or user component defined, with a registry component defined.

# File lib/uri/generic.rb, line 757
def check_registry(v)
  return v unless v

  # raise if both server and registry are not nil, because:
  # authority     = server | reg_name
  # server        = [ [ userinfo "@" ] hostport ]
  if @host || @port || @user # userinfo = @user + ':' + @password
    raise InvalidURIError,
      "can not set registry with host, port, or userinfo"
  elsif v && parser.regexp[:REGISTRY] !~ v
    raise InvalidComponentError,
      "bad component(expected registry component): #{v}"
  end

  return true
end
check_scheme(v) click to toggle source

check the scheme v component against the URI::Parser Regexp for :SCHEME

# File lib/uri/generic.rb, line 328
def check_scheme(v)
  if v && parser.regexp[:SCHEME] !~ v
    raise InvalidComponentError,
      "bad component(expected scheme component): #{v}"
  end

  return true
end
check_user(v) click to toggle source

check the user v component for RFC2396 compliance and against the URI::Parser Regexp for :USERINFO

Can not have a registry or opaque component defined, with a user component defined.

# File lib/uri/generic.rb, line 403
def check_user(v)
  if @registry || @opaque
    raise InvalidURIError,
      "can not set user with registry or opaque"
  end

  return v unless v

  if parser.regexp[:USERINFO] !~ v
    raise InvalidComponentError,
      "bad component(expected userinfo component or user component): #{v}"
  end

  return true
end
check_userinfo(user, password = nil) click to toggle source

check the user and password.

If password is not provided, then user is split, using #split_userinfo, to pull user and +password.

see also #check_user, #check_password

# File lib/uri/generic.rb, line 385
def check_userinfo(user, password = nil)
  if !password
    user, password = split_userinfo(user)
  end
  check_user(user)
  check_password(password, user)

  return true
end
escape_userpass(v) click to toggle source

escapes 'user:password' v based on RFC 1738 section 3.1

# File lib/uri/generic.rb, line 565
def escape_userpass(v)
  v = parser.escape(v, /[@:\/]/o) # RFC 1738 section 3.1 #/
end
merge0(oth) click to toggle source

return base and rel. you can modify `base', but can not `rel'.

# File lib/uri/generic.rb, line 1242
def merge0(oth)
  oth = parser.send(:convert_to_uri, oth)

  if self.relative? && oth.relative?
    raise BadURIError,
      "both URI are relative"
  end

  if self.absolute? && oth.absolute?
    #raise BadURIError,
    #  "both URI are absolute"
    # hmm... should return oth for usability?
    return oth, oth
  end

  if self.absolute?
    return self.dup, oth
  else
    return oth, oth
  end
end
merge_path(base, rel) click to toggle source

Merges a base path base, with relative path rel, returns a modified base path.

# File lib/uri/generic.rb, line 1089
def merge_path(base, rel)

  # RFC2396, Section 5.2, 5)
  # RFC2396, Section 5.2, 6)
  base_path = split_path(base)
  rel_path  = split_path(rel)

  # RFC2396, Section 5.2, 6), a)
  base_path << '' if base_path.last == '..'
  while i = base_path.index('..')
    base_path.slice!(i - 1, 2)
  end

  if (first = rel_path.first) and first.empty?
    base_path.clear
    rel_path.shift
  end

  # RFC2396, Section 5.2, 6), c)
  # RFC2396, Section 5.2, 6), d)
  rel_path.push('') if rel_path.last == '.' || rel_path.last == '..'
  rel_path.delete('.')

  # RFC2396, Section 5.2, 6), e)
  tmp = []
  rel_path.each do |x|
    if x == '..' &&
        !(tmp.empty? || tmp.last == '..')
      tmp.pop
    else
      tmp << x
    end
  end

  add_trailer_slash = !tmp.empty?
  if base_path.empty?
    base_path = [''] # keep '/' for root directory
  elsif add_trailer_slash
    base_path.pop
  end
  while x = tmp.shift
    if x == '..'
      # RFC2396, Section 4
      # a .. or . in an absolute path has no special meaning
      base_path.pop if base_path.size > 1
    else
      # if x == '..'
      #   valid absolute (but abnormal) path "/../..."
      # else
      #   valid absolute path
      # end
      base_path << x
      tmp.each {|t| base_path << t}
      add_trailer_slash = false
      break
    end
  end
  base_path.push('') if add_trailer_slash

  return base_path.join('/')
end
path_query() click to toggle source

returns the assemble String with path and query components

# File lib/uri/generic.rb, line 1442
def path_query
  str = @path
  if @query
    str += '?' + @query
  end
  str
end
replace!(oth) click to toggle source

replace self by other URI object

# File lib/uri/generic.rb, line 307
def replace!(oth)
  if self.class != oth.class
    raise ArgumentError, "expected #{self.class} object"
  end

  component.each do |c|
    self.__send__("#{c}=", oth.__send__(c))
  end
end
split_path(path) click to toggle source

returns an Array of the path split on '/'

# File lib/uri/generic.rb, line 1080
def split_path(path)
  path.split(%r{/+}, -1)
end
split_userinfo(ui) click to toggle source

returns the userinfo ui as user, password if properly formated as 'user:password'

# File lib/uri/generic.rb, line 556
def split_userinfo(ui)
  return nil, nil unless ui
  user, password = ui.split(/:/, 2)

  return user, password
end