# The LearningOnline Network with CAPA
# <script> definiton
package Apache::scripttag;
use strict;
use Apache::lonnet;
sub BEGIN {
&Apache::lonxml::register('Apache::scripttag',('script','scriptlib',
'parserlib','import'));
}
sub start_script {
my ($target,$token,$parstack,$parser,$safeeval)=@_;
my $result="";
my $bodytext=$$parser[$#$parser]->get_text("/script");
if ($target ne "edit" ) {
$result = &Apache::run::run($bodytext,$safeeval);
} else {
$result=&editfield($token->[1],$bodytext);
}
return $result;
}
sub end_script {}
sub start_scriptlib {
my ($target,$token,$parstack,$parser,$safeeval)=@_;
my $bodytext=$$parser[$#$parser]->get_text("/scriptlib");
my $result ="";
if ($target ne "edit" ) {
$bodytext=Apache::run::evaluate($bodytext,$safeeval,$$parstack[$#$parstack]);
&Apache::run::run(&getfile($bodytext),$safeeval);
#print "ran $bodytext:<br>".&getfile($bodytext)."<br>";
} else {
$result=&editfield($token->[1],$bodytext);
}
return $result;
}
sub end_scriptlib {}
sub start_parserlib {
my ($target,$token,$parstack,$parser,$safeeval,$style)=@_;
my $bodytext=$$parser[$#$parser]->get_text("/parserlib");
my $result ="";
if ($target ne "edit" ) {
$bodytext=Apache::run::evaluate($bodytext,$safeeval,$$parstack[$#$parstack]);
%$style = ( %$style , &Apache::style::styleparser($target,
&getfile($bodytext)));
} else {
$result=&editfield($token->[1],$bodytext);
}
return $result;
}
sub end_parserlib {
}
sub start_import {
my ($target,$token,$parstack,$parser,$safeeval,$style)=@_;
my $bodytext=$$parser[$#$parser]->get_text("/import");
my $result ="";
if ($target ne "edit" ) {
$bodytext=Apache::run::evaluate($bodytext,$safeeval,$$parstack[$#$parstack]);
my $file=&getfile($bodytext);
my $tempparser=HTML::TokeParser->new(\$file);
push (@$parser,$tempparser);
} else {
$result=&editfield($token->[1],$bodytext);
$result.="Click<a href=\"/res/$bodytext\">here</a> to edit<br></br>"
}
}
sub end_import {
}
sub editfield {
my ($tag,$data)=@_;
my $count=0;
my $maxlength=-1;
map { $count++;
if (length($_) > $maxlength) { $maxlength = length ($_); }
} split ("\n", $data);
return "<br></br>\n<$tag><br></br>\n <textarea rows=\"$count\" cols=\"$maxlength\" name=homework_edit_".$Apache::lonxml::curdepth.">$data</textarea><br></br>\n</$tag><br></br>\n";
}
sub getfile {
my ($filename) = @_;
my $a="";
$filename=~ s/^\s*(\S+)\s*$/$1/; ## strip off leading and trailing spaces
$filename="/home/httpd/html/res".$filename;
if (! -e $filename ) {
&Apache::lonnet::subscribe($filename);
&Apache::lonnet::repcopy($filename);
}
my $fh=Apache::File->new($filename);
while (<$fh>) {
$a .=$_;
}
return $a
}
1;
__END__
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