#$@%#$%!

Ngiler SH3LL 360
: / usr / local / share / perl5 / XML / SAX / PurePerl /

Information Server
MySQL : OFF Perl : OFF CURL : ON WGET : OFF PKEXEC : OFF

Directive	Local Value
IP Address	63.250.38.10
System	Linux premium90.web-hosting.com 4.18.0-553.44.1.lve.el8.x86_64 #1 SMP Thu Mar 13 14:29:12 UTC 2025 x86_64
User	likhxapw
PHP Version	8.3.30
Software	LiteSpeed
Doc root	Writable

Edit File : DTDDecls.pm \| Size : 16.59 KB
# $Id$ package XML::SAX::PurePerl; use strict; use XML::SAX::PurePerl::Productions qw($SingleChar); sub elementdecl { my ($self, $reader) = @_; my $data = $reader->data(9); return 0 unless $data =~ /^<!ELEMENT/; $reader->move_along(9); $self->skip_whitespace($reader) \|\| $self->parser_error("No whitespace after ELEMENT declaration", $reader); my $name = $self->Name($reader); $self->skip_whitespace($reader) \|\| $self->parser_error("No whitespace after ELEMENT's name", $reader); $self->contentspec($reader, $name); $self->skip_whitespace($reader); $reader->match('>') or $self->parser_error("Closing angle bracket not found on ELEMENT declaration", $reader); return 1; } sub contentspec { my ($self, $reader, $name) = @_; my $data = $reader->data(5); my $model; if ($data =~ /^EMPTY/) { $reader->move_along(5); $model = 'EMPTY'; } elsif ($data =~ /^ANY/) { $reader->move_along(3); $model = 'ANY'; } else { $model = $self->Mixed_or_children($reader); } if ($model) { # call SAX callback now. $self->element_decl({Name => $name, Model => $model}); return 1; } $self->parser_error("contentspec not found in ELEMENT declaration", $reader); } sub Mixed_or_children { my ($self, $reader) = @_; my $data = $reader->data(8); $data =~ /^\(/ or return; # $self->parser_error("No opening bracket in Mixed or children", $reader); if ($data =~ /^\(\s\#PCDATA/) { $reader->match('('); $self->skip_whitespace($reader); $reader->move_along(7); my $model = $self->Mixed($reader); return $model; } # not matched - must be Children return $self->children($reader); } # Mixed ::= ( '(' S PCDATA ( S* '\|' S* QName )* S* ')' '' ) # \| ( '(' S PCDATA S* ')' ) sub Mixed { my ($self, $reader) = @_; # Mixed_or_children already matched '(' S* '#PCDATA' my $model = '(#PCDATA'; $self->skip_whitespace($reader); my %seen; while (1) { last unless $reader->match('\|'); $self->skip_whitespace($reader); my $name = $self->Name($reader) \|\| $self->parser_error("No 'Name' after Mixed content '\|'", $reader); if ($seen{$name}) { $self->parser_error("Element '$name' has already appeared in this group", $reader); } $seen{$name}++; $model .= "\|$name"; $self->skip_whitespace($reader); } $reader->match(')') \|\| $self->parser_error("no closing bracket on mixed content", $reader); $model .= ")"; if ($reader->match('')) { $model .= ""; } return $model; } # [[47]] Children ::= ChoiceOrSeq Cardinality? # [[48]] Cp ::= ( QName \| ChoiceOrSeq ) Cardinality? # ChoiceOrSeq ::= '(' S* Cp ( Choice \| Seq )? S* ')' # [[49]] Choice ::= ( S* '\|' S* Cp )+ # [[50]] Seq ::= ( S* ',' S* Cp )+ # // Children ::= (Choice \| Seq) Cardinality? # // Cp ::= ( QName \| Choice \| Seq) Cardinality? # // Choice ::= '(' S* Cp ( S* '\|' S* Cp )+ S* ')' # // Seq ::= '(' S* Cp ( S* ',' S* Cp )* S* ')' # [[51]] Mixed ::= ( '(' S* PCDATA ( S* '\|' S* QName )* S* ')' MixedCardinality ) # \| ( '(' S* PCDATA S* ')' ) # Cardinality ::= '?' \| '+' \| '' # MixedCardinality ::= '' sub children { my ($self, $reader) = @_; return $self->ChoiceOrSeq($reader) . $self->Cardinality($reader); } sub ChoiceOrSeq { my ($self, $reader) = @_; $reader->match('(') or $self->parser_error("choice/seq contains no opening bracket", $reader); my $model = '('; $self->skip_whitespace($reader); $model .= $self->Cp($reader); if (my $choice = $self->Choice($reader)) { $model .= $choice; } else { $model .= $self->Seq($reader); } $self->skip_whitespace($reader); $reader->match(')') or $self->parser_error("choice/seq contains no closing bracket", $reader); $model .= ')'; return $model; } sub Cardinality { my ($self, $reader) = @_; # cardinality is always optional my $data = $reader->data; if ($data =~ /^([\?\+\])/) { $reader->move_along(1); return $1; } return ''; } sub Cp { my ($self, $reader) = @_; my $model; my $name = eval { if (my $name = $self->Name($reader)) { return $name . $self->Cardinality($reader); } }; return $name if defined $name; return $self->ChoiceOrSeq($reader) . $self->Cardinality($reader); } sub Choice { my ($self, $reader) = @_; my $model = ''; $self->skip_whitespace($reader); while ($reader->match('\|')) { $self->skip_whitespace($reader); $model .= '\|'; $model .= $self->Cp($reader); $self->skip_whitespace($reader); } return $model; } sub Seq { my ($self, $reader) = @_; my $model = ''; $self->skip_whitespace($reader); while ($reader->match(',')) { $self->skip_whitespace($reader); my $cp = $self->Cp($reader); if ($cp) { $model .= ','; $model .= $cp; } $self->skip_whitespace($reader); } return $model; } sub AttlistDecl { my ($self, $reader) = @_; my $data = $reader->data(9); if ($data =~ /^<!ATTLIST/) { # It's an attlist $reader->move_along(9); $self->skip_whitespace($reader) \|\| $self->parser_error("No whitespace after ATTLIST declaration", $reader); my $name = $self->Name($reader); $self->AttDefList($reader, $name); $self->skip_whitespace($reader); $reader->match('>') or $self->parser_error("Closing angle bracket not found on ATTLIST declaration", $reader); return 1; } return 0; } sub AttDefList { my ($self, $reader, $name) = @_; 1 while $self->AttDef($reader, $name); } sub AttDef { my ($self, $reader, $el_name) = @_; $self->skip_whitespace($reader) \|\| return 0; my $att_name = $self->Name($reader) \|\| return 0; $self->skip_whitespace($reader) \|\| $self->parser_error("No whitespace after Name in attribute definition", $reader); my $att_type = $self->AttType($reader); $self->skip_whitespace($reader) \|\| $self->parser_error("No whitespace after AttType in attribute definition", $reader); my ($mode, $value) = $self->DefaultDecl($reader); # fire SAX event here! $self->attribute_decl({ eName => $el_name, aName => $att_name, Type => $att_type, Mode => $mode, Value => $value, }); return 1; } sub AttType { my ($self, $reader) = @_; return $self->StringType($reader) \|\| $self->TokenizedType($reader) \|\| $self->EnumeratedType($reader) \|\| $self->parser_error("Can't match AttType", $reader); } sub StringType { my ($self, $reader) = @_; my $data = $reader->data(5); return unless $data =~ /^CDATA/; $reader->move_along(5); return 'CDATA'; } sub TokenizedType { my ($self, $reader) = @_; my $data = $reader->data(8); if ($data =~ /^(IDREFS?\|ID\|ENTITIES\|ENTITY\|NMTOKENS?)/) { $reader->move_along(length($1)); return $1; } return; } sub EnumeratedType { my ($self, $reader) = @_; return $self->NotationType($reader) \|\| $self->Enumeration($reader); } sub NotationType { my ($self, $reader) = @_; my $data = $reader->data(8); return unless $data =~ /^NOTATION/; $reader->move_along(8); $self->skip_whitespace($reader) \|\| $self->parser_error("No whitespace after NOTATION", $reader); $reader->match('(') or $self->parser_error("No opening bracket in notation section", $reader); $self->skip_whitespace($reader); my $model = 'NOTATION ('; my $name = $self->Name($reader) \|\| $self->parser_error("No name in notation section", $reader); $model .= $name; $self->skip_whitespace($reader); $data = $reader->data; while ($data =~ /^\\|/) { $reader->move_along(1); $model .= '\|'; $self->skip_whitespace($reader); my $name = $self->Name($reader) \|\| $self->parser_error("No name in notation section", $reader); $model .= $name; $self->skip_whitespace($reader); $data = $reader->data; } $data =~ /^\)/ or $self->parser_error("No closing bracket in notation section", $reader); $reader->move_along(1); $model .= ')'; return $model; } sub Enumeration { my ($self, $reader) = @_; return unless $reader->match('('); $self->skip_whitespace($reader); my $model = '('; my $nmtoken = $self->Nmtoken($reader) \|\| $self->parser_error("No Nmtoken in enumerated declaration", $reader); $model .= $nmtoken; $self->skip_whitespace($reader); my $data = $reader->data; while ($data =~ /^\\|/) { $model .= '\|'; $reader->move_along(1); $self->skip_whitespace($reader); my $nmtoken = $self->Nmtoken($reader) \|\| $self->parser_error("No Nmtoken in enumerated declaration", $reader); $model .= $nmtoken; $self->skip_whitespace($reader); $data = $reader->data; } $data =~ /^\)/ or $self->parser_error("No closing bracket in enumerated declaration", $reader); $reader->move_along(1); $model .= ')'; return $model; } sub Nmtoken { my ($self, $reader) = @_; return $self->Name($reader); } sub DefaultDecl { my ($self, $reader) = @_; my $data = $reader->data(9); if ($data =~ /^(\#REQUIRED\|\#IMPLIED)/) { $reader->move_along(length($1)); return $1; } my $model = ''; if ($data =~ /^\#FIXED/) { $reader->move_along(6); $self->skip_whitespace($reader) \|\| $self->parser_error( "no whitespace after FIXED specifier", $reader); my $value = $self->AttValue($reader); return "#FIXED", $value; } my $value = $self->AttValue($reader); return undef, $value; } sub EntityDecl { my ($self, $reader) = @_; my $data = $reader->data(8); return 0 unless $data =~ /^<!ENTITY/; $reader->move_along(8); $self->skip_whitespace($reader) \|\| $self->parser_error( "No whitespace after ENTITY declaration", $reader); $self->PEDecl($reader) \|\| $self->GEDecl($reader); $self->skip_whitespace($reader); $reader->match('>') or $self->parser_error("No closing '>' in entity definition", $reader); return 1; } sub GEDecl { my ($self, $reader) = @_; my $name = $self->Name($reader) \|\| $self->parser_error("No entity name given", $reader); $self->skip_whitespace($reader) \|\| $self->parser_error("No whitespace after entity name", $reader); # TODO: ExternalID calls lexhandler method. Wrong place for it. my $value; if ($value = $self->ExternalID($reader)) { $value .= $self->NDataDecl($reader); } else { $value = $self->EntityValue($reader); } if ($self->{ParseOptions}{entities}{$name}) { warn("entity $name already exists\n"); } else { $self->{ParseOptions}{entities}{$name} = 1; $self->{ParseOptions}{expanded_entity}{$name} = $value; # ??? } # do callback? return 1; } sub PEDecl { my ($self, $reader) = @_; return 0 unless $reader->match('%'); $self->skip_whitespace($reader) \|\| $self->parser_error("No whitespace after parameter entity marker", $reader); my $name = $self->Name($reader) \|\| $self->parser_error("No parameter entity name given", $reader); $self->skip_whitespace($reader) \|\| $self->parser_error("No whitespace after parameter entity name", $reader); my $value = $self->ExternalID($reader) \|\| $self->EntityValue($reader) \|\| $self->parser_error("PE is not a value or an external resource", $reader); # do callback? return 1; } my $quotre = qr/[^%&\"]/; my $aposre = qr/[^%&\']/; sub EntityValue { my ($self, $reader) = @_; my $data = $reader->data; my $quote = '"'; my $re = $quotre; if ($data !~ /^"/) { $data =~ /^'/ or $self->parser_error("Not a quote character", $reader); $quote = "'"; $re = $aposre; } $reader->move_along(1); my $value = ''; while (1) { my $data = $reader->data; $self->parser_error("EOF found while reading entity value", $reader) unless length($data); if ($data =~ /^($re+)/) { my $match = $1; $value .= $match; $reader->move_along(length($match)); } elsif ($reader->match('&')) { # if it's a char ref, expand now: if ($reader->match('#')) { my $char; my $ref = ''; if ($reader->match('x')) { my $data = $reader->data; while (1) { $self->parser_error("EOF looking for reference end", $reader) unless length($data); if ($data !~ /^([0-9a-fA-F])/) { last; } $ref .= $1; $reader->move_along(length($1)); if (length($1) == length($data)) { $data = $reader->data; } else { last; } } $char = chr_ref(hex($ref)); $ref = "x$ref"; } else { my $data = $reader->data; while (1) { $self->parser_error("EOF looking for reference end", $reader) unless length($data); if ($data !~ /^([0-9])/) { last; } $ref .= $1; $reader->move_along(length($1)); if (length($1) == length($data)) { $data = $reader->data; } else { last; } } $char = chr($ref); } $reader->match(';') \|\| $self->parser_error("No semi-colon found after character reference", $reader); if ($char !~ $SingleChar) { # match a single character $self->parser_error("Character reference '&#$ref;' refers to an illegal XML character ($char)", $reader); } $value .= $char; } else { # entity refs in entities get expanded later, so don't parse now. $value .= '&'; } } elsif ($reader->match('%')) { $value .= $self->PEReference($reader); } elsif ($reader->match($quote)) { # end of attrib last; } else { $self->parser_error("Invalid character in attribute value: " . substr($reader->data, 0, 1), $reader); } } return $value; } sub NDataDecl { my ($self, $reader) = @_; $self->skip_whitespace($reader) \|\| return ''; my $data = $reader->data(5); return '' unless $data =~ /^NDATA/; $reader->move_along(5); $self->skip_whitespace($reader) \|\| $self->parser_error("No whitespace after NDATA declaration", $reader); my $name = $self->Name($reader) \|\| $self->parser_error("NDATA declaration lacks a proper Name", $reader); return " NDATA $name"; } sub NotationDecl { my ($self, $reader) = @_; my $data = $reader->data(10); return 0 unless $data =~ /^<!NOTATION/; $reader->move_along(10); $self->skip_whitespace($reader) \|\| $self->parser_error("No whitespace after NOTATION declaration", $reader); $data = $reader->data; my $value = ''; while(1) { $self->parser_error("EOF found while looking for end of NotationDecl", $reader) unless length($data); if ($data =~ /^([^>])>/) { $value .= $1; $reader->move_along(length($1) + 1); $self->notation_decl({Name => "FIXME", SystemId => "FIXME", PublicId => "FIXME" }); last; } else { $value .= $data; $reader->move_along(length($data)); $data = $reader->data; } } return 1; } 1; Back

Edit File : DTDDecls.pm | Size : 16.59 KB

# $Id$

package XML::SAX::PurePerl;

use strict;
use XML::SAX::PurePerl::Productions qw($SingleChar);

sub elementdecl {
    my ($self, $reader) = @_;
    
    my $data = $reader->data(9);
    return 0 unless $data =~ /^<!ELEMENT/;
    $reader->move_along(9);
    
    $self->skip_whitespace($reader) ||
        $self->parser_error("No whitespace after ELEMENT declaration", $reader);
    
    my $name = $self->Name($reader);
    
    $self->skip_whitespace($reader) ||
        $self->parser_error("No whitespace after ELEMENT's name", $reader);
        
    $self->contentspec($reader, $name);
    
    $self->skip_whitespace($reader);
    
    $reader->match('>') or $self->parser_error("Closing angle bracket not found on ELEMENT declaration", $reader);
    
    return 1;
}

sub contentspec {
    my ($self, $reader, $name) = @_;
    
    my $data = $reader->data(5);
    
    my $model;
    if ($data =~ /^EMPTY/) {
        $reader->move_along(5);
        $model = 'EMPTY';
    }
    elsif ($data =~ /^ANY/) {
        $reader->move_along(3);
        $model = 'ANY';
    }
    else {
        $model = $self->Mixed_or_children($reader);
    }

if ($model) {
        # call SAX callback now.
        $self->element_decl({Name => $name, Model => $model});
        return 1;
    }
    
    $self->parser_error("contentspec not found in ELEMENT declaration", $reader);
}

sub Mixed_or_children {
    my ($self, $reader) = @_;

my $data = $reader->data(8);
    $data =~ /^\(/ or return; # $self->parser_error("No opening bracket in Mixed or children", $reader);
    
    if ($data =~ /^\(\s*\#PCDATA/) {
        $reader->match('(');
        $self->skip_whitespace($reader);
        $reader->move_along(7);
        my $model = $self->Mixed($reader);
        return $model;
    }

# not matched - must be Children
    return $self->children($reader);
}

# Mixed ::= ( '(' S* PCDATA ( S* '|' S* QName )* S* ')' '*' )
#               | ( '(' S* PCDATA S* ')' )
sub Mixed {
    my ($self, $reader) = @_;

# Mixed_or_children already matched '(' S* '#PCDATA'

my $model = '(#PCDATA';
            
    $self->skip_whitespace($reader);

my %seen;
    
    while (1) {
        last unless $reader->match('|');
        $self->skip_whitespace($reader);

my $name = $self->Name($reader) || 
            $self->parser_error("No 'Name' after Mixed content '|'", $reader);

if ($seen{$name}) {
            $self->parser_error("Element '$name' has already appeared in this group", $reader);
        }
        $seen{$name}++;

$model .= "|$name";
        
        $self->skip_whitespace($reader);
    }
    
    $reader->match(')') || $self->parser_error("no closing bracket on mixed content", $reader);

$model .= ")";

if ($reader->match('*')) {
        $model .= "*";
    }
    
    return $model;
}

# [[47]] Children ::= ChoiceOrSeq Cardinality?
# [[48]] Cp ::= ( QName | ChoiceOrSeq ) Cardinality?
#       ChoiceOrSeq ::= '(' S* Cp ( Choice | Seq )? S* ')'
# [[49]] Choice ::= ( S* '|' S* Cp )+
# [[50]] Seq    ::= ( S* ',' S* Cp )+
#        // Children ::= (Choice | Seq) Cardinality?
#        // Cp ::= ( QName | Choice | Seq) Cardinality?
#        // Choice ::= '(' S* Cp ( S* '|' S* Cp )+ S* ')'
#        // Seq    ::= '(' S* Cp ( S* ',' S* Cp )* S* ')'
# [[51]] Mixed ::= ( '(' S* PCDATA ( S* '|' S* QName )* S* ')' MixedCardinality )
#                | ( '(' S* PCDATA S* ')' )
#        Cardinality ::= '?' | '+' | '*'
#        MixedCardinality ::= '*'
sub children {
    my ($self, $reader) = @_;
    
    return $self->ChoiceOrSeq($reader) . $self->Cardinality($reader);
}

sub ChoiceOrSeq {
    my ($self, $reader) = @_;
    
    $reader->match('(') or $self->parser_error("choice/seq contains no opening bracket", $reader);
    
    my $model = '(';
    
    $self->skip_whitespace($reader);

$model .= $self->Cp($reader);
    
    if (my $choice = $self->Choice($reader)) {
        $model .= $choice;
    }
    else {
        $model .= $self->Seq($reader);
    }

$self->skip_whitespace($reader);

$reader->match(')') or $self->parser_error("choice/seq contains no closing bracket", $reader);

$model .= ')';
    
    return $model;
}

sub Cardinality {
    my ($self, $reader) = @_;
    # cardinality is always optional
    my $data = $reader->data;
    if ($data =~ /^([\?\+\*])/) {
        $reader->move_along(1);
        return $1;
    }
    return '';
}

sub Cp {
    my ($self, $reader) = @_;

my $model;
    my $name = eval
    {
	if (my $name = $self->Name($reader)) {
	    return $name . $self->Cardinality($reader);
	}
    };
    return $name if defined $name;
    return $self->ChoiceOrSeq($reader) . $self->Cardinality($reader);
}

sub Choice {
    my ($self, $reader) = @_;
    
    my $model = '';
    $self->skip_whitespace($reader);
    
    while ($reader->match('|')) {
        $self->skip_whitespace($reader);
        $model .= '|';
        $model .= $self->Cp($reader);
        $self->skip_whitespace($reader);
    }

return $model;
}

sub Seq {
    my ($self, $reader) = @_;
    
    my $model = '';
    $self->skip_whitespace($reader);
    
    while ($reader->match(',')) {
        $self->skip_whitespace($reader);
        my $cp = $self->Cp($reader);
        if ($cp) {
            $model .= ',';
            $model .= $cp;
        }
        $self->skip_whitespace($reader);
    }

return $model;
}

sub AttlistDecl {
    my ($self, $reader) = @_;
    
    my $data = $reader->data(9);
    if ($data =~ /^<!ATTLIST/) {
        # It's an attlist
        
        $reader->move_along(9);
        
        $self->skip_whitespace($reader) || 
            $self->parser_error("No whitespace after ATTLIST declaration", $reader);
        my $name = $self->Name($reader);

$self->AttDefList($reader, $name);

$self->skip_whitespace($reader);
        
        $reader->match('>') or $self->parser_error("Closing angle bracket not found on ATTLIST declaration", $reader);
        
        return 1;
    }
    
    return 0;
}

sub AttDefList {
    my ($self, $reader, $name) = @_;

1 while $self->AttDef($reader, $name);
}

sub AttDef {
    my ($self, $reader, $el_name) = @_;

$self->skip_whitespace($reader) || return 0;
    my $att_name = $self->Name($reader) || return 0;
    $self->skip_whitespace($reader) || 
        $self->parser_error("No whitespace after Name in attribute definition", $reader);
    my $att_type = $self->AttType($reader);

$self->skip_whitespace($reader) ||
        $self->parser_error("No whitespace after AttType in attribute definition", $reader);
    my ($mode, $value) = $self->DefaultDecl($reader);
    
    # fire SAX event here!
    $self->attribute_decl({
            eName => $el_name, 
            aName => $att_name, 
            Type => $att_type, 
            Mode => $mode, 
            Value => $value,
            });
    return 1;
}

sub AttType {
    my ($self, $reader) = @_;

return $self->StringType($reader) ||
            $self->TokenizedType($reader) ||
            $self->EnumeratedType($reader) ||
            $self->parser_error("Can't match AttType", $reader);
}

sub StringType {
    my ($self, $reader) = @_;
    
    my $data = $reader->data(5);
    return unless $data =~ /^CDATA/;
    $reader->move_along(5);
    return 'CDATA';
}

sub TokenizedType {
    my ($self, $reader) = @_;
    
    my $data = $reader->data(8);
    if ($data =~ /^(IDREFS?|ID|ENTITIES|ENTITY|NMTOKENS?)/) {
        $reader->move_along(length($1));
        return $1;
    }
    return;
}

sub EnumeratedType {
    my ($self, $reader) = @_;
    return $self->NotationType($reader) || $self->Enumeration($reader);
}

sub NotationType {
    my ($self, $reader) = @_;
    
    my $data = $reader->data(8);
    return unless $data =~ /^NOTATION/;
    $reader->move_along(8);
    
    $self->skip_whitespace($reader) ||
        $self->parser_error("No whitespace after NOTATION", $reader);
    $reader->match('(') or $self->parser_error("No opening bracket in notation section", $reader);
    
    $self->skip_whitespace($reader);
    my $model = 'NOTATION (';
    my $name = $self->Name($reader) ||
        $self->parser_error("No name in notation section", $reader);
    $model .= $name;
    $self->skip_whitespace($reader);
    $data = $reader->data;
    while ($data =~ /^\|/) {
        $reader->move_along(1);
        $model .= '|';
        $self->skip_whitespace($reader);
        my $name = $self->Name($reader) ||
            $self->parser_error("No name in notation section", $reader);
        $model .= $name;
        $self->skip_whitespace($reader);
        $data = $reader->data;
    }
    $data =~ /^\)/ or $self->parser_error("No closing bracket in notation section", $reader);
    $reader->move_along(1);
    
    $model .= ')';

return $model;
}

sub Enumeration {
    my ($self, $reader) = @_;
    
    return unless $reader->match('(');
    
    $self->skip_whitespace($reader);
    my $model = '(';
    my $nmtoken = $self->Nmtoken($reader) ||
        $self->parser_error("No Nmtoken in enumerated declaration", $reader);
    $model .= $nmtoken;
    $self->skip_whitespace($reader);
    my $data = $reader->data;
    while ($data =~ /^\|/) {
        $model .= '|';
        $reader->move_along(1);
        $self->skip_whitespace($reader);
        my $nmtoken = $self->Nmtoken($reader) ||
            $self->parser_error("No Nmtoken in enumerated declaration", $reader);
        $model .= $nmtoken;
        $self->skip_whitespace($reader);
        $data = $reader->data;
    }
    $data =~ /^\)/ or $self->parser_error("No closing bracket in enumerated declaration", $reader);
    $reader->move_along(1);
    
    $model .= ')';

return $model;
}

sub Nmtoken {
    my ($self, $reader) = @_;
    return $self->Name($reader);
}

sub DefaultDecl {
    my ($self, $reader) = @_;
    
    my $data = $reader->data(9);
    if ($data =~ /^(\#REQUIRED|\#IMPLIED)/) {
        $reader->move_along(length($1));
        return $1;
    }
    my $model = '';
    if ($data =~ /^\#FIXED/) {
        $reader->move_along(6);
        $self->skip_whitespace($reader) || $self->parser_error(
                "no whitespace after FIXED specifier", $reader);
        my $value = $self->AttValue($reader);
        return "#FIXED", $value;
    }
    my $value = $self->AttValue($reader);
    return undef, $value;
}

sub EntityDecl {
    my ($self, $reader) = @_;
    
    my $data = $reader->data(8);
    return 0 unless $data =~ /^<!ENTITY/;
    $reader->move_along(8);
    
    $self->skip_whitespace($reader) || $self->parser_error(
        "No whitespace after ENTITY declaration", $reader);
    
    $self->PEDecl($reader) || $self->GEDecl($reader);
    
    $self->skip_whitespace($reader);
    
    $reader->match('>') or $self->parser_error("No closing '>' in entity definition", $reader);
    
    return 1;
}

sub GEDecl {
    my ($self, $reader) = @_;

my $name = $self->Name($reader) || $self->parser_error("No entity name given", $reader);
    $self->skip_whitespace($reader) || $self->parser_error("No whitespace after entity name", $reader);

# TODO: ExternalID calls lexhandler method. Wrong place for it.
    my $value;
    if ($value = $self->ExternalID($reader)) {
        $value .= $self->NDataDecl($reader);
    }
    else {
        $value = $self->EntityValue($reader);
    }

if ($self->{ParseOptions}{entities}{$name}) {
        warn("entity $name already exists\n");
    } else {
        $self->{ParseOptions}{entities}{$name} = 1;
        $self->{ParseOptions}{expanded_entity}{$name} = $value; # ???
    }
    # do callback?
    return 1;
}

sub PEDecl {
    my ($self, $reader) = @_;
    
    return 0 unless $reader->match('%');

$self->skip_whitespace($reader) || $self->parser_error("No whitespace after parameter entity marker", $reader);
    my $name = $self->Name($reader) || $self->parser_error("No parameter entity name given", $reader);
    $self->skip_whitespace($reader) || $self->parser_error("No whitespace after parameter entity name", $reader);
    my $value = $self->ExternalID($reader) ||
                $self->EntityValue($reader) ||
                $self->parser_error("PE is not a value or an external resource", $reader);
    # do callback?
    return 1;
}

my $quotre = qr/[^%&\"]/;
my $aposre = qr/[^%&\']/;

sub EntityValue {
    my ($self, $reader) = @_;
    
    my $data = $reader->data;
    my $quote = '"';
    my $re = $quotre;
    if ($data !~ /^"/) {
        $data =~ /^'/ or $self->parser_error("Not a quote character", $reader);
        $quote = "'";
        $re = $aposre;
    }
    $reader->move_along(1);
    
    my $value = '';
    
    while (1) {
        my $data = $reader->data;

$self->parser_error("EOF found while reading entity value", $reader)
            unless length($data);
        
        if ($data =~ /^($re+)/) {
            my $match = $1;
            $value .= $match;
            $reader->move_along(length($match));
        }
        elsif ($reader->match('&')) {
            # if it's a char ref, expand now:
            if ($reader->match('#')) {
                my $char;
                my $ref = '';
                if ($reader->match('x')) {
                    my $data = $reader->data;
                    while (1) {
                        $self->parser_error("EOF looking for reference end", $reader)
                            unless length($data);
                        if ($data !~ /^([0-9a-fA-F]*)/) {
                            last;
                        }
                        $ref .= $1;
                        $reader->move_along(length($1));
                        if (length($1) == length($data)) {
                            $data = $reader->data;
                        }
                        else {
                            last;
                        }
                    }
                    $char = chr_ref(hex($ref));
                    $ref = "x$ref";
                }
                else {
                    my $data = $reader->data;
                    while (1) {
                        $self->parser_error("EOF looking for reference end", $reader)
                            unless length($data);
                        if ($data !~ /^([0-9]*)/) {
                            last;
                        }
                        $ref .= $1;
                        $reader->move_along(length($1));
                        if (length($1) == length($data)) {
                            $data = $reader->data;
                        }
                        else {
                            last;
                        }
                    }
                    $char = chr($ref);
                }
                $reader->match(';') ||
                    $self->parser_error("No semi-colon found after character reference", $reader);
                if ($char !~ $SingleChar) { # match a single character
                    $self->parser_error("Character reference '&#$ref;' refers to an illegal XML character ($char)", $reader);
                }
                $value .= $char;
            }
            else {
                # entity refs in entities get expanded later, so don't parse now.
                $value .= '&';
            }
        }
        elsif ($reader->match('%')) {
            $value .= $self->PEReference($reader);
        }
        elsif ($reader->match($quote)) {
            # end of attrib
            last;
        }
        else {
            $self->parser_error("Invalid character in attribute value: " . substr($reader->data, 0, 1), $reader);
        }
    }
    
    return $value;
}

sub NDataDecl {
    my ($self, $reader) = @_;
    $self->skip_whitespace($reader) || return '';
    my $data = $reader->data(5);
    return '' unless $data =~ /^NDATA/;
    $reader->move_along(5);
    $self->skip_whitespace($reader) || $self->parser_error("No whitespace after NDATA declaration", $reader);
    my $name = $self->Name($reader) || $self->parser_error("NDATA declaration lacks a proper Name", $reader);
    return " NDATA $name";
}

sub NotationDecl {
    my ($self, $reader) = @_;
    
    my $data = $reader->data(10);
    return 0 unless $data =~ /^<!NOTATION/;
    $reader->move_along(10);
    $self->skip_whitespace($reader) ||
        $self->parser_error("No whitespace after NOTATION declaration", $reader);
    $data = $reader->data;
    my $value = '';
    while(1) {
        $self->parser_error("EOF found while looking for end of NotationDecl", $reader)
            unless length($data);
        
        if ($data =~ /^([^>]*)>/) {
            $value .= $1;
            $reader->move_along(length($1) + 1);
            $self->notation_decl({Name => "FIXME", SystemId => "FIXME", PublicId => "FIXME" });
            last;
        }
        else {
            $value .= $data;
            $reader->move_along(length($data));
            $data = $reader->data;
        }
    }
    return 1;
}

Back