version 1.17, 2003/06/09 21:46:11
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version 1.18, 2003/09/19 17:46:59
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Line 46 use HTML::TokeParser;
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Line 46 use HTML::TokeParser;
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sub styleparser { |
sub styleparser { |
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my ($target,$content_style_string) = @_; |
my ($target,$content_style_string)=@_; |
my $current_key = ''; |
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my $current_value = ''; |
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my @keys = (); |
my @keys = (); |
my @values = (); |
my @values = (); |
my @style_array = (); |
my @style_array = (); |
my $stoken; |
my $current_value; |
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my $allow=0; |
my $b_pos; |
my $pstyle = HTML::TokeParser->new(\$content_style_string); |
my $e_pos; |
while (my $stoken = $pstyle->get_token) { |
my $entry; |
if (($stoken->[0] eq 'S') && ($stoken->[1] eq 'definetag')) { |
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push @keys,$stoken->[2]->{'name'}; |
$b_pos = index($content_style_string,'<definetag',0); |
$current_value=''; |
while ($b_pos != -1) { |
$allow=0; |
$e_pos = index($content_style_string,'</definetag',$b_pos); |
} elsif (($stoken->[0] eq 'E') && ($stoken->[1] eq 'definetag')) { |
$entry = substr($content_style_string,$b_pos,$e_pos-$b_pos+12); |
$current_value =~ s/(\s)+/$1/g; |
$_ = $entry; |
$current_value =~ s/\n//g; |
m/<definetag\s+name\s*=\s*\"([^\"]*)\"/; |
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$current_key = $1; |
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push @keys,$current_key; |
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# &Apache::lonxml::debug("$current_key\n"); |
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my $b_position = index($entry,'<'.$target.'>',0); |
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my $e_position = index($entry,'</'.$target.'>',$b_position); |
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my $target_length = length($target) + 2; |
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if ($b_position > -1) { |
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my $entry_target = substr($entry,$b_position+$target_length,$e_position-$b_position-$target_length); |
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my $pstyle = HTML::TokeParser->new(\$entry_target); |
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while ($stoken = $pstyle->get_token) { |
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if ($stoken->[0] eq 'T') { |
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$current_value .= $stoken->[1]; |
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} elsif ($stoken->[0] eq 'S') { |
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my $number=-1; |
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if ($stoken->[1] ne "$current_key") { |
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$number = &testkey($stoken->[0],$stoken->[1],@keys); |
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} |
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if ($number != -1) { |
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$current_value .= &testvalue($number,$stoken->[0],$stoken->[2],@values); |
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} else { |
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$current_value .= $stoken->[4]; |
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} |
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} else { |
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my $number=-1; |
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if (('/'.$stoken->[1]) ne "$current_key") { |
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$number = &testkey($stoken->[0],$stoken->[1],@keys); |
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} |
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if ($number != -1) { |
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$current_value .= &testvalue($number,$stoken->[0],$stoken->[2],@values); |
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} else { |
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$current_value .= $stoken->[2]; |
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} |
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} |
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} |
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} |
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$current_value =~ s/\n//g; |
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########### |
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# $current_value =~ s/^\s*//g; |
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# $current_value =~ s/\s*$//g; |
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# $current_value =~ s/\( (\w)/($1/g; |
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########### |
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if ($current_value) { |
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push(@values,$current_value); |
push(@values,$current_value); |
#&Apache::lonxml::debug("a:$current_value: $#values \n"); |
} elsif (($target eq 'meta') && ($stoken->[0] eq 'S') && ($stoken->[1] eq 'meta')) { |
} else { |
$allow=1; |
pop(@keys); |
} elsif (($target eq 'meta') && ($stoken->[0] eq 'E') && ($stoken->[1] eq 'meta')) { |
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$allow=0; |
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} elsif (($target ne 'meta') && ($stoken->[0] eq 'S') && ($stoken->[1] eq 'render')) { |
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$allow=1; |
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} elsif (($target ne 'meta') && ($stoken->[0] eq 'E') && ($stoken->[1] eq 'render')) { |
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$allow=0; |
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} elsif (($target ne 'meta') && ($target ne 'web') && ($stoken->[0] eq 'S') && ($stoken->[1] eq 'web')) { |
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$allow=0; |
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} elsif (($target ne 'meta') && ($target ne 'web') && ($stoken->[0] eq 'E') && ($stoken->[1] eq 'web')) { |
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$allow=1; |
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} elsif (($target ne 'meta') && ($target ne 'tex') && ($stoken->[0] eq 'S') && ($stoken->[1] eq 'tex')) { |
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$allow=0; |
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} elsif (($target ne 'meta') && ($target ne 'tex') && ($stoken->[0] eq 'E') && ($stoken->[1] eq 'tex')) { |
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$allow=1; |
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} elsif (($stoken->[0] eq 'S') && ($stoken->[1] eq 'target') && ($stoken->[2]->{'name'} ne $target)) { |
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$allow=0; |
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} elsif (($stoken->[0] eq 'E') && ($stoken->[1] eq 'target')) { |
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$allow=1; |
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} elsif (($target ne 'meta') && ($stoken->[0] eq 'S') && ($stoken->[1] eq $target)) { |
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$allow=1; |
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} elsif (($target ne 'meta') && ($stoken->[0] eq 'E') && ($stoken->[1] eq $target)) { |
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} elsif (($stoken->[0] eq 'S') && ($stoken->[1] eq 'target') && ($stoken->[2]->{'name'} eq $target)) { |
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$allow=1; |
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} elsif ($allow) { |
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if ($stoken->[0] eq 'T') { |
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$current_value .= $stoken->[1]; |
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} elsif ($stoken->[0] eq 'S') { |
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my $number=-1; |
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if ($stoken->[1] ne $keys[-1]) { |
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$number = &testkey($stoken->[0],$stoken->[1],@keys); |
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} |
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if ($number != -1) { |
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$current_value .= &testvalue($number,$stoken->[0],$stoken->[2],@values); |
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} else { |
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$current_value .= $stoken->[4]; |
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} |
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} elsif ($stoken->[0] eq 'E') { |
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my $number=-1; |
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if (('/'.$stoken->[1]) ne $keys[-1]) { |
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$number = &testkey($stoken->[0],$stoken->[1],@keys); |
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} |
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if ($number != -1) { |
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$current_value .= &testvalue($number,$stoken->[0],$stoken->[2],@values); |
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} else { |
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$current_value .= $stoken->[2]; |
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} |
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} |
} |
} |
$current_key = ''; |
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$current_value =''; |
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$b_pos = index($content_style_string,'<definetag',$b_pos+1); |
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} |
} |
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for (my $i=0; $i<=$#keys; $i++) { |
for (my $i=0; $i<=$#keys; $i++) { |
push @style_array,$keys[$i],$values[$i]; |
push @style_array,$keys[$i],$values[$i]; |
} |
} |
my %style_for_target = @style_array; |
my %style_for_target = @style_array; |
# check printing |
return %style_for_target; |
# foreach $current_key (sort keys %style_for_target) { |
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# &Apache::lonxml::debug("$current_key => $style_for_target{$current_key}\n"); |
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# } |
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# return result |
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return %style_for_target; |
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} |
} |
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sub testkey { |
sub testkey { |
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my ($zeroth,$first,@keys) = @_; |
my ($zeroth,$first,@keys) = @_; |