GIF89a=( õ' 7IAXKgNgYvYx\%wh…hŽth%ˆs%—x¨}9®Œ©€&©‰%¶†(¹–.¹5·œD¹&Çš)ÇŸ5ǘ;Í£*È¡&Õ²)ׯ7×µ<Ñ»4ï°3ø‘HÖ§KͯT÷¨Yÿšqÿ»qÿÔFØ !ù ' !ÿ NETSCAPE2.0 , =( þÀ“pH,È¤rÉl:ŸÐ¨tJ­Z¯Ø¬vËíz¿à°xL.›Ïè´zÍn»ßð¸|N¯Ûïø¼~Ïïûÿ€‚ƒ„…†‡ˆ‰Š‹ŒŽ‘’“”•–—˜™š›œžŸ ¡¢£¤¥¦§gª«ªE¯°¨¬ª±²Œ¹º¹E¾­”´ÂB¶¯ §Åȸ»ÑD¾¿Á•ÄÅ®° ÝH¾ÒLÀÆDÙ«D¶BÝïðÀ¾DÑÑÔTÌÍíH òGö¨A RÎڐ |¥ ٭&ºìE8œ¹kGÔAÞpx­a¶­ã R2XB®åE8I€Õ6Xî:vT)äžþÀq¦è³¥ì仕F~%xñ  4#ZÔ‰O|-4Bs‘X:= QÉ œš lºÒyXJŠGȦ|s hÏíK–3l7·B|¥$'7Jީܪ‰‡àá”Dæn=Pƒ ¤Òëí‰`䌨ljóá¯Éüv>á–Á¼5 ½.69ûϸd«­ºÀûnlv©‹ªîf{¬ÜãPbŸ  l5‘Ž¯pß ´ ˜3aÅùäI«O’ý·‘áÞ‡˜¾Æ‚ÙÏiÇÿ‹Àƒ #öó)pâš Þ½ ‘Ý{ó)vmÞü%D~ 6f s}ŃƒDØW Eþ`‡þ À…L8xá†ç˜{)x`X/> Ì}mø‚–RØ‘*|`D=‚Ø_ ^ð5 !_…'aä“OÚ—7âcð`D”Cx`ÝÂ¥ä‹éY¹—F¼¤¥Š?¡Õ™ n@`} lď’ÄÉ@4>ñd œ à‘vÒxNÃ×™@žd=ˆgsžG±æ ´²æud &p8Qñ)ˆ«lXD©øÜéAžHìySun jª×k*D¤LH] †¦§C™Jä–´Xb~ʪwStŽ6K,°£qÁœ:9ت:¨þªl¨@¡`‚ûÚ ».Û¬¯t‹ÆSÉ[:°=Š‹„‘Nåû”Ìî{¿ÂA ‡Rà›ÀÙ6úë°Ÿð0Ä_ ½;ÃϱîÉì^ÇÛÇ#Ëë¼ôº!±Ä˜íUîÅÇ;0L1óÁµö«p% AÀºU̬ݵ¼á%霼€‡¯Á~`ÏG¯»À× ­²± =4ªnpð3¾¤³¯­ü¾¦îuÙuµÙ®|%2ÊIÿür¦#0·ÔJ``8È@S@5ê¢ ö×Þ^`8EÜ]ý.뜃Âç 7 ú ȉÞj œ½Dç zý¸iþœÑÙûÄë!ˆÞÀl§Ïw‹*DçI€nEX¯¬¼ &A¬Go¼QföõFç°¯;é¦÷îŽêJ°îúôF5¡ÌQ|îúöXªæ»TÁÏyñêï]ê² o óÎC=öõ›ÒÓPB@ D×½œä(>èCÂxŽ`±«Ÿ–JЀ»Û á¤±p+eE0`ëŽ`A Ú/NE€Ø†À9‚@¤à H½7”à‡%B‰`Àl*ƒó‘–‡8 2ñ%¸ —€:Ù1Á‰E¸àux%nP1ð!‘ðC)¾P81lÑɸF#ˆ€{´âé°ÈB„0>±û °b¡Š´±O‚3È–Ù()yRpbµ¨E.Z‘D8ÊH@% òŒx+%Ù˜Æcü »¸˜fõ¬b·d`Fê™8èXH"ÉÈ-±|1Ô6iI, 2““¬$+](A*jÐ QTÂo‰.ÛU슬Œã„Ž`¯SN¡–¶Äåyše¯ª’­¬‚´b¦Éož œ)åyâ@Ì®3 ÎtT̉°&Ø+žLÀf"Ø-|žçÔ>‡Ðv¦Ðžì\‚ Q1)Ž@Žh#aP72”ˆ™¨$‚ !ù " , =( …7IAXG]KgNgYvYxR"k\%w]'}hŽth%ˆg+ˆs%—r.—m3šx3˜x¨}9®€&©€+¨‡7§‰%¶†(¹–.¹œD¹&ǘ;Í•&ײ)×»4ïÌ6ò§KÍ þ@‘pH,È¤rÉl:ŸÐ¨tJ­Z¯Ø¬vËíz¿à°xL.›Ïè´zÍn»ßð¸|N¯Ûïø¼~Ïïûÿ€‚ƒ„…†‡ˆ‰Š‹ŒŽ‘’“”•–—˜™š›œžŸ ¡¢£¤¥¦§g «¬ E ±± ¨­¶°ººE Á´”·®C¬²§Ç¶Œ»ÓDÃÕƷ¯Ê±H½ºM×ÁGÚ¬D¶BËÁ½î½DÓôTÏÛßîG»ôõC×CÌ l&âž:'òtU³6ɹ#·Ø)€'Ü.6±&ëÍÈ» K(8p0N?!æ2"ÛˆNIJX>R¼ÐO‚M '¡¨2¸*Ÿþ>#n↠å@‚<[:¡Iïf’ ¤TÚ˘CdbÜÙ“[«ŽEú5MBo¤×@€`@„€Êt W-3 ¶Ÿ¡BíêäjIÝ…Eò9[T…$íêﯧ„…•s»Óȳ¹€ÅÚdc®UUρ#±Ùïldj?´í¼²`\ŽÁðÞu|3'ÖŒ]ë6 ¶S#²‡˜FKLÈ *N E´‘áäŠ$˜›eÄYD„ºq«.è촁ƒs \-ÔjA 9²õ÷å- üúM[Âx(ís÷ì®x€|í¡Ù’p¦‚ ŽkÛTÇDpE@WÜ ²Ç]kŠ1¨ þ€·Yb ÓÁ‰l°*n0 ç™—žzBdОu¾7ĉBl€â‰-ºx~|UåU‰  h*Hœ|e"#"?vpÄiŠe6^ˆ„+qâŠm8 #VÇá ‘å–ÄV„œ|Šè•m"сœn|@›U¶ÆΞ—Špb¥G¨ED”€±Úê2FÌIç? >Éxå Œ± ¡¤„%‘žjŸ‘ꄯ<Ìaà9ijÐ2˜D¦È&›†Z`‚å]wþ¼Â:ç6àB¤7eFJ|õÒ§Õ,¨äàFÇ®cS·Ê¶+B°,‘Þ˜ºNûãØ>PADÌHD¹æž«ÄÀnÌ¥}­#Ë’ë QÀÉSÌÂÇ2ÌXÀ{æk²lQÁ2«ÊðÀ¯w|2Í h‹ÄÂG€,m¾¶ë3ÐÙ6-´ÅE¬L°ÆIij*K½ÀÇqï`DwVÍQXœÚÔpeœ±¬Ñ q˜§Tœ½µƒ°Œìu Â<¶aØ*At¯lmEØ ü ôÛN[P1ÔÛ¦­±$ÜÆ@`ùåDpy¶yXvCAyåB`ŽD¶ 0QwG#¯ æš[^Äþ $ÀÓÝǦ{„L™[±úKÄgÌ;ï£S~¹ìGX.ôgoT.»åˆ°ùŸûù¡?1zö¦Ÿž:ÅgÁ|ìL¹ „®£œŠ‚à0œ]PÁ^p F<"•ç?!,ñ‡N4—…PÄ Á„ö¨Û:Tè@hÀ‹%táÿ:ø-žI<`þ‹p I….)^ 40D#p@ƒj4–؀:²‰1Øâr˜¼F2oW¼#Z†;$Q q” ‘ ÂK¦ñNl#29 !’F@¥Bh·ᏀL!—XFóLH‘Kh¤.«hE&JòG¨¥<™WN!€ÑÙÚˆY„@†>Œž19J" 2,/ &.GXB%ÌRÈ9B6¹W]’î×ÔW¥’IÎ$ ñ‹ÓŒE8YÆ ¼³™ñA5“à®Q.aŸB€&Ø©³ JÁ—! ¦t)K%tœ-¦JF bòNMxLôþ)ÐR¸Ð™‘ èÝ6‘O!THÌ„HÛ ‰ !ù ) , =( …AXKgNgYvYxR"k\%wh…hŽh%ˆg+ˆs%—r.—x3˜x¨}9®€&©€+¨Œ,©‡7§‰%¶†(¹–.¹5·&Çš)ǘ;Í•&×£*Ȳ)ׯ7×»4ï°3øÌ6ò‘HÖ§KÍ»Hó¯T÷¨Yÿ»qÿÇhÿ þÀ”pH,È¤rÉl:ŸÐ¨tJ­Z¯Ø¬vËíz¿à°xL.›Ïè´zÍn»ßð¸|N¯Ûïø¼~Ïïûÿ€‚ƒ„…†‡ˆ‰Š‹ŒŽ‘’“”•–—˜™š›œžŸ ¡¢£¤¥¦§g ª« E$±²¨ª­ · °²½$E$ÂÕ««D· Í ¿¦Ç¶¸ÌŒ¾³CÃÅÆ E ééH½MÛÂGâªD­ çBêêϾD²ÒaÀà€Š1r­ðÓ¤ ÔožzU!L˜C'¾yW½UGtäÇïÙllê0×àÂuGþ)AÀs[þ·xì ÁxO%ƒûX2ó—  P£n›R/¡ÑšHše+êDm?# —‘Ç£6¡8íJ¡ŸâDiäªM¥Ö„ôj“¬¹£5oQ7°- <‡ *´lãÓŒ2r/a!l)dÈ A™ÈE¢ôÔ͆…ð ;Ö˜c ¡%ß‚’Ùˆâ¸b½—pe~C"BíëÚHïeF2§æŠ8qb t_`urŠeü wÅu3êæPv§h•"ß`íÍxçLĹÜÖ3á  ~Öº“®›¸ÏMDfJÙ °„ÛµáWõ%§œ‚à©–‚X Ó؁)@®Ñ›Eþ´wëuÅSxb8y\mÖzœ¥§ZbºE—ÂLªÌw!y(>¡™wú=Ç|ÅÝs¢d €CÁW)HÜcC$€L Ä7„r.á\{)@ð` @ äXÈ$PD” `šaG:§æˆOˆ72EÐamn]ù"ŒcÊxÑŒ° &dR8`g«iÙŸLR!¦P …d’ä¡“¦ðÎTƒ¦ià|À _ ¥ Qi#¦Šg›Æ ›noMµ ›V ã£)p ç£ÎW…š=Âeªk§†j„ ´®1ß²sÉxéW«jšl|0¯B0Û, \jÛ´›6±¬¶C ÛíWþï|ëÙ‹¸ñzĸV {ì;Ýñn¼òVˆm³I¼³.Ðã¤PN¥ ²µ¼„µCã+¹ÍByî£Ñ¾HŸ›ëê 7ìYÆFTk¨SaoaY$Dµœìï¿Ã29RÈkt Çïfñ ÇÒ:ÀÐSp¹3ÇI¨â¥DZÄ ü9Ïýögñ½­uÔ*3)O‘˜Ö[_hv ,àî×Et Ÿé¶BH€ Õ[ü±64M@ÔSÌM7dÐl5-ÄÙU܍´©zߌ3Ô€3ž„ „ ¶ÛPô½5×g› êÚ˜kN„Ý…0Îj4€Ìë°“#{þÕ3S2çKÜ'ợlø¼Ú2K{° {Û¶?žm𸧠ËI¼nEò='êüóºè^üæÃ_Û=°óž‚ì#Oý¿Í'¡½áo..ÏYìnüñCœO±Áa¿¢Kô½o,üÄËbö²çºíï{ËC Ú— "”Ï{ËK ÍÒw„õ±Oz dÕ¨à:$ ƒô—«v»] A#ð «€¿šéz)Rx׿ˆ¥‚d``èw-îyÏf×K!ð€þ­Ð|ìPľ„=Ì`ý(f” 'Pa ¥ÐBJa%Ðâf§„%Š¡}FàáÝ×6>ÉäŠG"éŽè=ø!oŠ°^FP¼Ø©Q„ÀCÙÁ`(Ž\ÄÝ® ©Â$<n@dÄ E#ììUÒI! ‚#lù‹`k¦ÐÇ'Rró’ZýNBÈMF Í[¤+‹ðɈ-áwj¨¥þ8¾rá ,VÂh„"|½œ=×G_¦Ñ™EØ 0i*%̲˜Æda0mV‚k¾)›;„&6 p>ÓjK “¦Ç# âDÂ:ûc?:R Ó¬fÞéI-Ì“•Ã<ä=™Ï7˜3œ¨˜c2ŒW ,ˆ”8(T™P‰F¡Jhç"‚ ; 403WebShell
403Webshell
Server IP : 104.21.83.152  /  Your IP : 216.73.216.195
Web Server : LiteSpeed
System : Linux premium229.web-hosting.com 4.18.0-553.45.1.lve.el8.x86_64 #1 SMP Wed Mar 26 12:08:09 UTC 2025 x86_64
User : akhalid ( 749)
PHP Version : 8.3.22
Disable Function : NONE
MySQL : OFF  |  cURL : ON  |  WGET : ON  |  Perl : ON  |  Python : ON  |  Sudo : OFF  |  Pkexec : OFF
Directory :  /opt/alt/ruby23/lib64/ruby/2.3.0/rss/

Upload File :
current_dir [ Writeable ] document_root [ Writeable ]

 

Command :

[ Back ]     

Current File : /opt/alt/ruby23/lib64/ruby/2.3.0/rss/parser.rb
# frozen_string_literal: false
require "forwardable"
require "open-uri"

require "rss/rss"
require "rss/xml"

module RSS

  class NotWellFormedError < Error
    attr_reader :line, :element

    # Create a new NotWellFormedError for an error at +line+
    # in +element+.  If a block is given the return value of
    # the block ends up in the error message.
    def initialize(line=nil, element=nil)
      message = "This is not well formed XML"
      if element or line
        message << "\nerror occurred"
        message << " in #{element}" if element
        message << " at about #{line} line" if line
      end
      message << "\n#{yield}" if block_given?
      super(message)
    end
  end

  class XMLParserNotFound < Error
    def initialize
      super("available XML parser was not found in " <<
            "#{AVAILABLE_PARSER_LIBRARIES.inspect}.")
    end
  end

  class NotValidXMLParser < Error
    def initialize(parser)
      super("#{parser} is not an available XML parser. " <<
            "Available XML parser" <<
            (AVAILABLE_PARSERS.size > 1 ? "s are " : " is ") <<
            "#{AVAILABLE_PARSERS.inspect}.")
    end
  end

  class NSError < InvalidRSSError
    attr_reader :tag, :prefix, :uri
    def initialize(tag, prefix, require_uri)
      @tag, @prefix, @uri = tag, prefix, require_uri
      super("prefix <#{prefix}> doesn't associate uri " <<
            "<#{require_uri}> in tag <#{tag}>")
    end
  end

  class Parser

    extend Forwardable

    class << self

      @@default_parser = nil

      def default_parser
        @@default_parser || AVAILABLE_PARSERS.first
      end

      # Set @@default_parser to new_value if it is one of the
      # available parsers. Else raise NotValidXMLParser error.
      def default_parser=(new_value)
        if AVAILABLE_PARSERS.include?(new_value)
          @@default_parser = new_value
        else
          raise NotValidXMLParser.new(new_value)
        end
      end

      def parse(rss, do_validate=true, ignore_unknown_element=true,
                parser_class=default_parser)
        parser = new(rss, parser_class)
        parser.do_validate = do_validate
        parser.ignore_unknown_element = ignore_unknown_element
        parser.parse
      end
    end

    def_delegators(:@parser, :parse, :rss,
                   :ignore_unknown_element,
                   :ignore_unknown_element=, :do_validate,
                   :do_validate=)

    def initialize(rss, parser_class=self.class.default_parser)
      @parser = parser_class.new(normalize_rss(rss))
    end

    private

    # Try to get the XML associated with +rss+.
    # Return +rss+ if it already looks like XML, or treat it as a URI,
    # or a file to get the XML,
    def normalize_rss(rss)
      return rss if maybe_xml?(rss)

      uri = to_uri(rss)

      if uri.respond_to?(:read)
        uri.read
      elsif !rss.tainted? and File.readable?(rss)
        File.open(rss) {|f| f.read}
      else
        rss
      end
    end

    # maybe_xml? tests if source is a string that looks like XML.
    def maybe_xml?(source)
      source.is_a?(String) and /</ =~ source
    end

    # Attempt to convert rss to a URI, but just return it if
    # there's a ::URI::Error
    def to_uri(rss)
      return rss if rss.is_a?(::URI::Generic)

      begin
        ::URI.parse(rss)
      rescue ::URI::Error
        rss
      end
    end
  end

  class BaseParser

    class << self
      def raise_for_undefined_entity?
        listener.raise_for_undefined_entity?
      end
    end

    def initialize(rss)
      @listener = self.class.listener.new
      @rss = rss
    end

    def rss
      @listener.rss
    end

    def ignore_unknown_element
      @listener.ignore_unknown_element
    end

    def ignore_unknown_element=(new_value)
      @listener.ignore_unknown_element = new_value
    end

    def do_validate
      @listener.do_validate
    end

    def do_validate=(new_value)
      @listener.do_validate = new_value
    end

    def parse
      if @listener.rss.nil?
        _parse
      end
      @listener.rss
    end

  end

  class BaseListener

    extend Utils

    class << self

      @@accessor_bases = {}
      @@registered_uris = {}
      @@class_names = {}

      # return the setter for the uri, tag_name pair, or nil.
      def setter(uri, tag_name)
        _getter = getter(uri, tag_name)
        if _getter
          "#{_getter}="
        else
          nil
        end
      end

      def getter(uri, tag_name)
        (@@accessor_bases[uri] || {})[tag_name]
      end

      # return the tag_names for setters associated with uri
      def available_tags(uri)
        (@@accessor_bases[uri] || {}).keys
      end

      # register uri against this name.
      def register_uri(uri, name)
        @@registered_uris[name] ||= {}
        @@registered_uris[name][uri] = nil
      end

      # test if this uri is registered against this name
      def uri_registered?(uri, name)
        @@registered_uris[name].has_key?(uri)
      end

      # record class_name for the supplied uri and tag_name
      def install_class_name(uri, tag_name, class_name)
        @@class_names[uri] ||= {}
        @@class_names[uri][tag_name] = class_name
      end

      # retrieve class_name for the supplied uri and tag_name
      # If it doesn't exist, capitalize the tag_name
      def class_name(uri, tag_name)
        name = (@@class_names[uri] || {})[tag_name]
        return name if name

        tag_name = tag_name.gsub(/[_\-]([a-z]?)/) {$1.upcase}
        tag_name[0, 1].upcase + tag_name[1..-1]
      end

      def install_get_text_element(uri, name, accessor_base)
        install_accessor_base(uri, name, accessor_base)
        def_get_text_element(uri, name, *get_file_and_line_from_caller(1))
      end

      def raise_for_undefined_entity?
        true
      end

      private
      # set the accessor for the uri, tag_name pair
      def install_accessor_base(uri, tag_name, accessor_base)
        @@accessor_bases[uri] ||= {}
        @@accessor_bases[uri][tag_name] = accessor_base.chomp("=")
      end

      def def_get_text_element(uri, element_name, file, line)
        register_uri(uri, element_name)
        method_name = "start_#{element_name}"
        unless private_method_defined?(method_name)
          define_method(method_name) do |name, prefix, attrs, ns|
            uri = _ns(ns, prefix)
            if self.class.uri_registered?(uri, element_name)
              start_get_text_element(name, prefix, ns, uri)
            else
              start_else_element(name, prefix, attrs, ns)
            end
          end
          private(method_name)
        end
      end
    end
  end

  module ListenerMixin
    attr_reader :rss

    attr_accessor :ignore_unknown_element
    attr_accessor :do_validate

    def initialize
      @rss = nil
      @ignore_unknown_element = true
      @do_validate = true
      @ns_stack = [{"xml" => :xml}]
      @tag_stack = [[]]
      @text_stack = ['']
      @proc_stack = []
      @last_element = nil
      @version = @encoding = @standalone = nil
      @xml_stylesheets = []
      @xml_child_mode = false
      @xml_element = nil
      @last_xml_element = nil
    end

    # set instance vars for version, encoding, standalone
    def xmldecl(version, encoding, standalone)
      @version, @encoding, @standalone = version, encoding, standalone
    end

    def instruction(name, content)
      if name == "xml-stylesheet"
        params = parse_pi_content(content)
        if params.has_key?("href")
          @xml_stylesheets << XMLStyleSheet.new(params)
        end
      end
    end

    def tag_start(name, attributes)
      @text_stack.push('')

      ns = @ns_stack.last.dup
      attrs = {}
      attributes.each do |n, v|
        if /\Axmlns(?:\z|:)/ =~ n
          ns[$POSTMATCH] = v
        else
          attrs[n] = v
        end
      end
      @ns_stack.push(ns)

      prefix, local = split_name(name)
      @tag_stack.last.push([_ns(ns, prefix), local])
      @tag_stack.push([])
      if @xml_child_mode
        previous = @last_xml_element
        element_attrs = attributes.dup
        unless previous
          ns.each do |ns_prefix, value|
            next if ns_prefix == "xml"
            key = ns_prefix.empty? ? "xmlns" : "xmlns:#{ns_prefix}"
            element_attrs[key] ||= value
          end
        end
        next_element = XML::Element.new(local,
                                        prefix.empty? ? nil : prefix,
                                        _ns(ns, prefix),
                                        element_attrs)
        previous << next_element if previous
        @last_xml_element = next_element
        pr = Proc.new do |text, tags|
          if previous
            @last_xml_element = previous
          else
            @xml_element = @last_xml_element
            @last_xml_element = nil
          end
        end
        @proc_stack.push(pr)
      else
        if @rss.nil? and respond_to?("initial_start_#{local}", true)
          __send__("initial_start_#{local}", local, prefix, attrs, ns.dup)
        elsif respond_to?("start_#{local}", true)
          __send__("start_#{local}", local, prefix, attrs, ns.dup)
        else
          start_else_element(local, prefix, attrs, ns.dup)
        end
      end
    end

    def tag_end(name)
      if DEBUG
        p "end tag #{name}"
        p @tag_stack
      end
      text = @text_stack.pop
      tags = @tag_stack.pop
      pr = @proc_stack.pop
      pr.call(text, tags) unless pr.nil?
      @ns_stack.pop
    end

    def text(data)
      if @xml_child_mode
        @last_xml_element << data if @last_xml_element
      else
        @text_stack.last << data
      end
    end

    private
    def _ns(ns, prefix)
      ns.fetch(prefix, "")
    end

    CONTENT_PATTERN = /\s*([^=]+)=(["'])([^\2]+?)\2/
    # Extract the first name="value" pair from content.
    # Works with single quotes according to the constant
    # CONTENT_PATTERN. Return a Hash.
    def parse_pi_content(content)
      params = {}
      content.scan(CONTENT_PATTERN) do |name, quote, value|
        params[name] = value
      end
      params
    end

    def start_else_element(local, prefix, attrs, ns)
      class_name = self.class.class_name(_ns(ns, prefix), local)
      current_class = @last_element.class
      if known_class?(current_class, class_name)
        next_class = current_class.const_get(class_name)
        start_have_something_element(local, prefix, attrs, ns, next_class)
      else
        if !@do_validate or @ignore_unknown_element
          @proc_stack.push(setup_next_element_in_unknown_element)
        else
          parent = "ROOT ELEMENT???"
          if current_class.tag_name
            parent = current_class.tag_name
          end
          raise NotExpectedTagError.new(local, _ns(ns, prefix), parent)
        end
      end
    end

    if Module.method(:const_defined?).arity == -1
      def known_class?(target_class, class_name)
        class_name and
          (target_class.const_defined?(class_name, false) or
           target_class.constants.include?(class_name.to_sym))
      end
    else
      def known_class?(target_class, class_name)
        class_name and
          (target_class.const_defined?(class_name) or
           target_class.constants.include?(class_name))
      end
    end

    NAMESPLIT = /^(?:([\w:][-\w.]*):)?([\w:][-\w.]*)/
    def split_name(name)
      name =~ NAMESPLIT
      [$1 || '', $2]
    end

    def check_ns(tag_name, prefix, ns, require_uri, ignore_unknown_element=nil)
      if _ns(ns, prefix) == require_uri
        true
      else
        if ignore_unknown_element.nil?
          ignore_unknown_element = @ignore_unknown_element
        end

        if ignore_unknown_element
          false
        elsif @do_validate
          raise NSError.new(tag_name, prefix, require_uri)
        else
          # Force bind required URI with prefix
          @ns_stack.last[prefix] = require_uri
          true
        end
      end
    end

    def start_get_text_element(tag_name, prefix, ns, required_uri)
      pr = Proc.new do |text, tags|
        setter = self.class.setter(required_uri, tag_name)
        if setter and @last_element.respond_to?(setter)
          if @do_validate
            getter = self.class.getter(required_uri, tag_name)
            if @last_element.__send__(getter)
              raise TooMuchTagError.new(tag_name, @last_element.tag_name)
            end
          end
          @last_element.__send__(setter, text.to_s)
        else
          if @do_validate and !@ignore_unknown_element
            raise NotExpectedTagError.new(tag_name, _ns(ns, prefix),
                                          @last_element.tag_name)
          end
        end
      end
      @proc_stack.push(pr)
    end

    def start_have_something_element(tag_name, prefix, attrs, ns, klass)
      if check_ns(tag_name, prefix, ns, klass.required_uri)
        attributes = collect_attributes(tag_name, prefix, attrs, ns, klass)
        @proc_stack.push(setup_next_element(tag_name, klass, attributes))
      else
        @proc_stack.push(setup_next_element_in_unknown_element)
      end
    end

    def collect_attributes(tag_name, prefix, attrs, ns, klass)
      attributes = {}
      klass.get_attributes.each do |a_name, a_uri, required, element_name|
        if a_uri.is_a?(String) or !a_uri.respond_to?(:include?)
          a_uri = [a_uri]
        end
        unless a_uri == [""]
          for prefix, uri in ns
            if a_uri.include?(uri)
              val = attrs["#{prefix}:#{a_name}"]
              break if val
            end
          end
        end
        if val.nil? and a_uri.include?("")
          val = attrs[a_name]
        end

        if @do_validate and required and val.nil?
          unless a_uri.include?("")
            for prefix, uri in ns
              if a_uri.include?(uri)
                a_name = "#{prefix}:#{a_name}"
              end
            end
          end
          raise MissingAttributeError.new(tag_name, a_name)
        end

        attributes[a_name] = val
      end
      attributes
    end

    def setup_next_element(tag_name, klass, attributes)
      previous = @last_element
      next_element = klass.new(@do_validate, attributes)
      previous.set_next_element(tag_name, next_element)
      @last_element = next_element
      @last_element.parent = previous if klass.need_parent?
      @xml_child_mode = @last_element.have_xml_content?

      Proc.new do |text, tags|
        p(@last_element.class) if DEBUG
        if @xml_child_mode
          @last_element.content = @xml_element.to_s
          xml_setter = @last_element.class.xml_setter
          @last_element.__send__(xml_setter, @xml_element)
          @xml_element = nil
          @xml_child_mode = false
        else
          if klass.have_content?
            if @last_element.need_base64_encode?
              text = text.lstrip.unpack("m").first
            end
            @last_element.content = text
          end
        end
        if @do_validate
          @last_element.validate_for_stream(tags, @ignore_unknown_element)
        end
        @last_element = previous
      end
    end

    def setup_next_element_in_unknown_element
      current_element, @last_element = @last_element, nil
      Proc.new {@last_element = current_element}
    end
  end

  unless const_defined? :AVAILABLE_PARSER_LIBRARIES
    # The list of all available libraries for parsing.
    AVAILABLE_PARSER_LIBRARIES = [
      ["rss/xmlparser", :XMLParserParser],
      ["rss/xmlscanner", :XMLScanParser],
      ["rss/rexmlparser", :REXMLParser],
    ]
  end

  # The list of all available parsers, in constant form.
  AVAILABLE_PARSERS = []

  AVAILABLE_PARSER_LIBRARIES.each do |lib, parser|
    begin
      require lib
      AVAILABLE_PARSERS.push(const_get(parser))
    rescue LoadError
    end
  end

  if AVAILABLE_PARSERS.empty?
    raise XMLParserNotFound
  end
end

Youez - 2016 - github.com/yon3zu
LinuXploit