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############################################################################# |
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## Name: HTMLParser.pm |
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## Purpose: XML::Smart::HTMLParser |
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## Author: Graciliano M. P. |
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## Modified by: Harish Madabushi |
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## Created: 29/05/2003 |
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## RCS-ID: |
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## Copyright: (c) 2003 Graciliano M. P. |
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## Licence: This program is free software; you can redistribute it and/or |
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## modify it under the same terms as Perl itself |
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############################################################################# |
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package XML::Smart::HTMLParser ; |
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use 5.006 ; |
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use strict ; |
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use warnings ; |
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use XML::Smart::Shared qw( _unset_sig_warn _reset_sig_warn ) ; |
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9859
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our ($VERSION , @ISA) ; |
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$VERSION = '1.12' ; |
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####### |
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# NEW # |
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####### |
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sub new { |
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my $this = shift ; |
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my $class = ref($this) || $this ; |
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return $this if ref $this ; |
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$this = bless {} => $class ; |
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_unset_sig_warn() ; |
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my %args = @_ ; |
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_reset_sig_warn() ; |
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$this->setHandlers(%args) ; |
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$this->{NOENTITY} = 1 ; |
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return $this ; |
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} |
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############### |
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# SETHANDLERS # |
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############### |
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sub setHandlers { |
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my $this = shift ; |
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_unset_sig_warn() ; |
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my %args = @_; |
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_reset_sig_warn() ; |
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$this->{Init} = $args{Init} || sub{} ; |
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$this->{Start} = $args{Start} || sub{} ; |
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$this->{Char} = $args{Char} || sub{} ; |
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$this->{End} = $args{End} || sub{} ; |
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$this->{Final} = $args{Final} || sub{} ; |
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return( 1 ) ; |
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} |
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######### |
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# PARSE # |
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######### |
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70
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sub parse { |
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0
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my $this = shift ; |
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my $data = shift ; |
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75
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25
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51
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$data =~ s/\r\n?/\n/gs ; |
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77
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25
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$data =~ s/^\s*<\?xml.*?>//gsi ; |
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my @parsed ; |
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134
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while( $data =~ /(.*?)<(.*?)>/gsi ) { |
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186
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310
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my $cont = $1 ; |
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186
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264
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my $markup = $2 ; |
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86
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186
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my ( $more_q , @args ) = &parse_tag( $markup ) ; |
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186
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408
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while( $more_q ) { |
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my $more ; |
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( $more ) = ( $data =~ /\G(.*?)>/s ) ; |
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pos( $data ) += length( $more ) + 1 ; |
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$markup = $markup.'>'.$more ; |
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( $more_q , @args ) = &parse_tag( $markup ) ; |
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} |
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96
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186
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408
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if( $cont =~ /\S/s ) { |
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push( @parsed , 'Char' , $cont ) ; |
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} |
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100
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186
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569
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if( $args[0] =~ /^\/(.*)/ ) { |
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100
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101
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72
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338
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push( @parsed , 'End' , $1 ) ; |
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} elsif( $args[-1] =~ /^\/$/ ) { |
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pop @args ; |
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push( @parsed , 'StartEnd' , [@args] ) ; |
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} else { |
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97
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670
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push( @parsed , 'Start' , [@args] ) ; |
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} |
108
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} |
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110
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{ |
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112
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25
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40
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my ( %close, @close, %open ) ; |
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25
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33
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113
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114
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25
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101
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for( my $i = ( $#parsed-1 ); $i >= 0; $i-=2 ) { |
115
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116
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223
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241
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my $type = $parsed[$i] ; |
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118
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223
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100
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499
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if( $type eq 'End' ) { |
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100
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119
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72
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104
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my $tag = $parsed[ $i+1 ] ; |
120
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72
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159
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$close{ lc( $tag ) }++ ; |
121
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72
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183
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push( @close , $i ) ; |
122
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} elsif ( $type eq 'Start' ) { |
123
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124
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97
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102
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my $tag = @{ $parsed[$i+1] }[0] ; |
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97
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178
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125
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126
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97
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100
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202
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if( !$close{lc($tag)} ) { |
127
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25
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50
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33
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32
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if( @{$parsed[$i+1]}[-1] eq '/' && $#{$parsed[$i+1]} % 2 ) { |
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122
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0
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0
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128
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0
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0
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pop @{$parsed[$i+1]} ; |
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0
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129
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0
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$parsed[$i] = 'StartEnd' ; |
130
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} elsif( $parsed[$i+2] ne 'Char') { |
131
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25
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4505
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$parsed[$i] = 'StartEnd' ; |
132
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} else { |
133
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0
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0
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push( @{ $open{$close[-1]} } , 'End' , $tag ) ; |
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0
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134
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} |
135
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} else { |
136
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72
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100
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$close{lc($tag)}-- ; |
137
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72
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201
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pop(@close) ; |
138
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} |
139
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} |
140
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} |
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142
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96
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if ( %open ) { |
143
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0
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0
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my @parsed2 ; |
144
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0
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0
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for( my $i=0 ; $i <= $#parsed ; ++$i ) { |
145
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0
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0
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0
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push( @parsed2, @{$open{ $i } } ) if $open{ $i } ; |
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146
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push( @parsed2, $parsed[ $i ] ) ; |
147
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} |
148
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0
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@parsed = @parsed2 ; |
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} |
150
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151
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} |
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153
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64
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&{$this->{Init}}($this) ; |
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154
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155
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88
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for( my $i = 0 ; $i <= $#parsed ; $i+=2 ) { |
156
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223
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322
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my $type = $parsed[ $i ] ; |
157
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223
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1426
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my $args = $parsed[ $i+1 ] ; |
158
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159
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223
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50
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2105
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if ($type eq 'Start' ) { &{$this->{Start}}( $this , ref($args) ? @{$args} : $args ) ;} |
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136
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160
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75
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elsif ($type eq 'Char' ) { &{$this->{Char}}( $this , ref($args) ? @{$args} : $args ) ;} |
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273
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0
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161
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72
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288
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elsif ($type eq 'End' ) { &{$this->{End}}( $this , ref($args) ? @{$args} : $args ) ;} |
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242
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0
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0
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162
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elsif ($type eq 'StartEnd') { |
163
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94
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&{$this->{Start}}( $this , ref($args) ? @{$args} : $args ) ; |
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120
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60
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164
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102
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&{$this->{End}}( $this , ref($args) ? @{$args}[0] : $args ) ; |
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115
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70
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165
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} |
166
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} |
167
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168
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25
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49
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return &{$this->{Final}}($this) ; |
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79
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169
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170
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} |
171
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172
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############# |
173
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# PARSE_TAG # |
174
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############# |
175
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176
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sub parse_tag { |
177
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203
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203
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0
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265
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my $args = shift ; |
178
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179
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#print "[$args]\n" ; |
180
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181
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203
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100
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401
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if ($args =~ /^!--/s) { |
182
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18
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100
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54
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if ($args !~ /--$/s) { return('--') ;} |
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8
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24
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183
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184
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10
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32
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$args =~ s/^!--//s ; |
185
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10
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25
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$args =~ s/--$//s ; |
186
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187
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10
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41
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return('' , '!--' , 'CONTENT' , $args ) ; |
188
|
|
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|
|
} |
189
|
|
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|
|
|
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190
|
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191
|
185
|
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|
181
|
my @args ; |
192
|
185
|
|
|
|
|
234
|
my ($type , $type_last) = (-1,-1) ; |
193
|
|
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|
|
|
|
|
194
|
185
|
|
|
|
|
799
|
while($args =~ /(?:^\s*)?(?: |
195
|
|
|
|
|
|
|
( |
196
|
|
|
|
|
|
|
\w+:\/\/[^'"\s]+ ## URI without quotes |
197
|
|
|
|
|
|
|
| |
198
|
|
|
|
|
|
|
[\w:\.-]+ ## words |
199
|
|
|
|
|
|
|
) |
200
|
|
|
|
|
|
|
|
201
|
|
|
|
|
|
|
| |
202
|
|
|
|
|
|
|
([^'"=\s]+) ## unquoted values |
203
|
|
|
|
|
|
|
| |
204
|
|
|
|
|
|
|
(=) ## equal between name and value |
205
|
|
|
|
|
|
|
| |
206
|
|
|
|
|
|
|
## Quote: '...' |
207
|
|
|
|
|
|
|
(' |
208
|
|
|
|
|
|
|
(?: |
209
|
|
|
|
|
|
|
' |
210
|
|
|
|
|
|
|
| |
211
|
|
|
|
|
|
|
(?:(?:\\')?[^'])+(?:'{1,2}|.*) |
212
|
|
|
|
|
|
|
) |
213
|
|
|
|
|
|
|
) |
214
|
|
|
|
|
|
|
|
215
|
|
|
|
|
|
|
| |
216
|
|
|
|
|
|
|
## Quote: "..." |
217
|
|
|
|
|
|
|
(" |
218
|
|
|
|
|
|
|
(?: |
219
|
|
|
|
|
|
|
" |
220
|
|
|
|
|
|
|
| |
221
|
|
|
|
|
|
|
(?:(?:\\")?[^"])+(?:"{1,2}|.*) |
222
|
|
|
|
|
|
|
) |
223
|
|
|
|
|
|
|
) |
224
|
|
|
|
|
|
|
|
225
|
|
|
|
|
|
|
)/gsx) { |
226
|
460
|
|
|
|
|
499
|
my $got ; |
227
|
460
|
|
|
|
|
1006
|
_unset_sig_warn() ; |
228
|
460
|
100
|
|
|
|
3595
|
if ($1 ne '') { $got = $1 ;} |
|
220
|
100
|
|
|
|
312
|
|
|
|
100
|
|
|
|
|
|
|
|
100
|
|
|
|
|
|
|
|
50
|
|
|
|
|
|
229
|
95
|
|
|
|
|
137
|
elsif ($2 ne '') { $got = $2 ;} |
230
|
83
|
|
|
|
|
138
|
elsif ($3 ne '') { $got = $3 ;} |
231
|
10
|
|
|
|
|
24
|
elsif ($4 ne '') { $got = $4 ;} |
232
|
52
|
|
|
|
|
84
|
elsif ($5 ne '') { $got = $5 ;} |
233
|
|
|
|
|
|
|
else { |
234
|
0
|
|
|
|
|
0
|
_reset_sig_warn() ; |
235
|
0
|
|
|
|
|
0
|
next ; |
236
|
|
|
|
|
|
|
} |
237
|
460
|
|
|
|
|
1147
|
_reset_sig_warn() ; |
238
|
|
|
|
|
|
|
|
239
|
460
|
100
|
|
|
|
1597
|
if ($got =~ /^(['"])/s) { |
240
|
62
|
|
|
|
|
106
|
my $q = $1 ; |
241
|
62
|
100
|
66
|
|
|
862
|
if ($got !~ /$q$/s || $got =~ /\\$q$/s) { return($q) ;} |
|
9
|
|
|
|
|
44
|
|
242
|
53
|
|
|
|
|
313
|
else { $got =~ s/^$q//s ; $got =~ s/$q$//s ;} |
|
53
|
|
|
|
|
351
|
|
243
|
|
|
|
|
|
|
} |
244
|
451
|
100
|
|
|
|
753
|
if ($got eq '=') { $type = 1 ;} |
|
83
|
|
|
|
|
559
|
|
245
|
|
|
|
|
|
|
else { |
246
|
368
|
100
|
100
|
|
|
839
|
if ($type_last == 0 && $type == 0) { push(@args , '') ;} |
|
3
|
|
|
|
|
7
|
|
247
|
368
|
|
|
|
|
542
|
push(@args , $got) ; |
248
|
368
|
|
|
|
|
367
|
$type_last = $type ; |
249
|
368
|
|
|
|
|
1374
|
$type = 0 ; |
250
|
|
|
|
|
|
|
} |
251
|
|
|
|
|
|
|
} |
252
|
|
|
|
|
|
|
|
253
|
|
|
|
|
|
|
#print "@args\n" ; |
254
|
|
|
|
|
|
|
|
255
|
176
|
|
|
|
|
622
|
return( '' , @args ) ; |
256
|
|
|
|
|
|
|
} |
257
|
|
|
|
|
|
|
|
258
|
|
|
|
|
|
|
####### |
259
|
|
|
|
|
|
|
# END # |
260
|
|
|
|
|
|
|
####### |
261
|
|
|
|
|
|
|
|
262
|
|
|
|
|
|
|
1; |
263
|
|
|
|
|
|
|
|
264
|
|
|
|
|
|
|
|