version 1.76, 2001/05/15 20:50:03
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version 1.138, 2001/11/07 21:26:04
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Line 7
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Line 7
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# 2/21,3/13 Guy |
# 2/21,3/13 Guy |
# 3/29,5/4 Gerd Kortemeyer |
# 3/29,5/4 Gerd Kortemeyer |
# 5/10 Scott Harrison |
# 5/10 Scott Harrison |
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# 5/26 Gerd Kortemeyer |
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# 5/27 H. K. Ng |
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# 6/2,6/3,6/8,6/9 Gerd Kortemeyer |
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# 6/12,6/13 H. K. Ng |
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# 6/16 Gerd Kortemeyer |
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# 7/27 H. K. Ng |
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# 8/7,8/9,8/10,8/11,8/15,8/16,8/17,8/18,8/20,8/23,8/24 Gerd Kortemeyer |
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# Guy Albertelli |
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# 9/26 Gerd Kortemeyer |
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package Apache::lonxml; |
package Apache::lonxml; |
use vars |
use vars |
qw(@pwd @outputstack $redirection $import @extlinks $metamode $evaluate %insertlist @namespace); |
qw(@pwd @outputstack $redirection $import @extlinks $metamode $evaluate %insertlist @namespace); |
use strict; |
use strict; |
use HTML::TokeParser; |
use HTML::TokeParser; |
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use HTML::TreeBuilder; |
use Safe; |
use Safe; |
use Safe::Hole; |
use Safe::Hole; |
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use Math::Cephes qw(:trigs :hypers :bessels erf erfc); |
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use Math::Random qw(:all); |
use Opcode; |
use Opcode; |
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sub register { |
sub register { |
Line 34 use Apache::run;
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Line 47 use Apache::run;
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use Apache::londefdef; |
use Apache::londefdef; |
use Apache::scripttag; |
use Apache::scripttag; |
use Apache::edit; |
use Apache::edit; |
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use Apache::lonnet; |
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use Apache::File; |
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use Apache::loncommon; |
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#================================================== Main subroutine: xmlparse |
#================================================== Main subroutine: xmlparse |
#debugging control, to turn on debugging modify the correct handler |
#debugging control, to turn on debugging modify the correct handler |
$Apache::lonxml::debug=0; |
$Apache::lonxml::debug=0; |
Line 60 $evaluate = 1;
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Line 77 $evaluate = 1;
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# data structure for eidt mode, determines what tags can go into what other tags |
# data structure for eidt mode, determines what tags can go into what other tags |
%insertlist=(); |
%insertlist=(); |
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#stores the list of active tag namespaces |
# stores the list of active tag namespaces |
@namespace=(); |
@namespace=(); |
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# has the dynamic menu been updated to know about this resource |
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$Apache::lonxml::registered=0; |
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sub xmlbegin { |
sub xmlbegin { |
my $output=''; |
my $output=''; |
if ($ENV{'browser.mathml'}) { |
if ($ENV{'browser.mathml'}) { |
Line 79 sub xmlbegin {
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Line 99 sub xmlbegin {
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} |
} |
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sub xmlend { |
sub xmlend { |
return '</html>'; |
my $discussion=''; |
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if ($ENV{'request.course.id'}) { |
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my $crs='/'.$ENV{'request.course.id'}; |
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if ($ENV{'request.course.sec'}) { |
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$crs.='_'.$ENV{'request.course.sec'}; |
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} |
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$crs=~s/\_/\//g; |
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my $seeid=&Apache::lonnet::allowed('rin',$crs); |
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my $symb=&Apache::lonnet::symbread(); |
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if ($symb) { |
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my %contrib=&Apache::lonnet::restore($symb,$ENV{'request.course.id'}, |
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$ENV{'course.'.$ENV{'request.course.id'}.'.domain'}, |
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$ENV{'course.'.$ENV{'request.course.id'}.'.num'}); |
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if ($contrib{'version'}) { |
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$discussion.= |
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'<address><hr /><h2>Course Discussion of Resource</h2>'; |
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my $idx; |
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for ($idx=1;$idx<=$contrib{'version'};$idx++) { |
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my $hidden=($contrib{'hidden'}=~/\.$idx\./); |
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unless (($hidden) && (!$seeid)) { |
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my $message=$contrib{$idx.':message'}; |
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$message=~s/\n/\<br \/\>/g; |
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if ($message) { |
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if ($hidden) { |
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$message='<font color="#888888">'.$message.'</font>'; |
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} |
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my $sender='Anonymous'; |
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if ((!$contrib{$idx.':anonymous'}) || ($seeid)) { |
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$sender=$contrib{$idx.':sendername'}.' at '. |
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$contrib{$idx.':senderdomain'}; |
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if ($contrib{$idx.':anonymous'}) { |
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$sender.=' (anonymous)'; |
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} |
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if ($seeid) { |
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if ($hidden) { |
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$sender.=' <a href="/adm/feedback?unhide='. |
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$symb.':::'.$idx.'">Make Visible</a>'; |
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} else { |
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$sender.=' <a href="/adm/feedback?hide='. |
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$symb.':::'.$idx.'">Hide</a>'; |
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} |
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} |
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} |
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$discussion.='<p><b>'.$sender.'</b> ('. |
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localtime($contrib{$idx.':timestamp'}). |
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'):<blockquote>'.$message. |
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'</blockquote></p>'; |
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} |
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} |
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} |
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$discussion.='</address>'; |
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} |
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} |
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} |
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return $discussion.'</html>'; |
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} |
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sub tokeninputfield { |
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my $defhost=$Apache::lonnet::perlvar{'lonHostID'}; |
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$defhost=~tr/a-z/A-Z/; |
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return (<<ENDINPUTFIELD) |
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<script> |
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function updatetoken() { |
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var comp=new Array; |
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var barcode=unescape(document.tokeninput.barcode.value); |
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comp=barcode.split('*'); |
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if (typeof(comp[0])!="undefined") { |
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document.tokeninput.codeone.value=comp[0]; |
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} |
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if (typeof(comp[1])!="undefined") { |
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document.tokeninput.codetwo.value=comp[1]; |
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} |
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if (typeof(comp[2])!="undefined") { |
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comp[2]=comp[2].toUpperCase(); |
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document.tokeninput.codethree.value=comp[2]; |
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} |
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document.tokeninput.barcode.value=''; |
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} |
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</script> |
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<form method="post" name="tokeninput"> |
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<table border="2" bgcolor="#FFFFBB"> |
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<tr><th>DocID Checkin</th></tr> |
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<tr><td> |
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<table> |
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<tr> |
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<td>Scan in Barcode</td> |
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<td><input type="text" size="22" name="barcode" |
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onChange="updatetoken()"/></td> |
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</tr> |
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<tr><td><i>or</i> Type in DocID</td> |
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<td> |
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<input type="text" size="5" name="codeone" /> |
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<b><font size="+2">*</font></b> |
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<input type="text" size="5" name="codetwo" /> |
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<b><font size="+2">*</font></b> |
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<input type="text" size="10" name="codethree" value="$defhost" |
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onChange="this.value=this.value.toUpperCase()" /> |
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</td></tr> |
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</table> |
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</td></tr> |
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<tr><td><input type="submit" value="Check in DocID" /></td></tr> |
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</table> |
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</form> |
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ENDINPUTFIELD |
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} |
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sub maketoken { |
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my ($symb,$tuname,$tudom,$tcrsid)=@_; |
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unless ($symb) { |
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$symb=&Apache::lonnet::symbread(); |
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} |
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unless ($tuname) { |
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$tuname=$ENV{'user.name'}; |
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$tudom=$ENV{'user.domain'}; |
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$tcrsid=$ENV{'request.course.id'}; |
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} |
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return &Apache::lonnet::checkout($symb,$tuname,$tudom,$tcrsid); |
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} |
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sub printtokenheader { |
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my ($target,$token,$tsymb,$tcrsid,$tudom,$tuname)=@_; |
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unless ($token) { return ''; } |
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my ($symb,$courseid,$domain,$name) = &Apache::lonxml::whichuser(); |
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unless ($tsymb) { |
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$tsymb=$symb; |
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} |
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unless ($tuname) { |
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$tuname=$name; |
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$tudom=$domain; |
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$tcrsid=$courseid; |
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} |
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my %reply=&Apache::lonnet::get('environment', |
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['firstname','middlename','lastname','generation'], |
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$tudom,$tuname); |
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my $plainname=$reply{'firstname'}.' '. |
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$reply{'middlename'}.' '. |
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$reply{'lastname'}.' '. |
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$reply{'generation'}; |
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if ($target eq 'web') { |
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return |
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'<img align="right" src="/cgi-bin/barcode.gif?encode='.$token.'" />'. |
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'Checked out for '.$plainname. |
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'<br />User: '.$tuname.' at '.$tudom. |
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'<br />CourseID: '.$tcrsid. |
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'<br />DocID: '.$token. |
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'<br />Time: '.localtime().'<hr />'; |
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} else { |
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return $token; |
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} |
} |
} |
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sub fontsettings() { |
sub fontsettings() { |
Line 92 sub fontsettings() {
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Line 264 sub fontsettings() {
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} |
} |
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sub registerurl { |
sub registerurl { |
return (<<ENDSCRIPT); |
my $forcereg=shift; |
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if ($ENV{'request.publicaccess'}) { |
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return |
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'<script>function LONCAPAreg(){} function LONCAPAstale(){}</script>'; |
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} |
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if ($Apache::lonxml::registered && !$forcereg) { return ''; } |
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$Apache::lonxml::registered=1; |
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if (($ENV{'REQUEST_URI'}!~/^\/(res\/)*adm\//) || ($forcereg)) { |
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my $hwkadd=''; |
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if ($ENV{'REQUEST_URI'}=~/\.(problem|exam|quiz|assess|survey|form)$/) { |
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if (&Apache::lonnet::allowed('vgr',$ENV{'request.course.id'})) { |
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$hwkadd.=(<<ENDSUBM); |
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menu.switchbutton |
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(7,1,'subm.gif','view sub','missions', |
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'gocmd("/adm/grades","submission")'); |
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ENDSUBM |
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} |
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if (&Apache::lonnet::allowed('mgr',$ENV{'request.course.id'})) { |
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$hwkadd.=(<<ENDGRDS); |
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menu.switchbutton |
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(7,2,'pgrd.gif','problem','grades', |
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'gocmd("/adm/grades","viewgrades")'); |
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ENDGRDS |
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} |
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if (&Apache::lonnet::allowed('opa',$ENV{'request.course.id'})) { |
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$hwkadd.=(<<ENDPARM); |
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menu.switchbutton |
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(7,3,'pparm.gif','problem','parms', |
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'gocmd("/adm/parmset","set")'); |
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ENDPARM |
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} |
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} |
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return (<<ENDREGTHIS); |
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<script language="JavaScript"> |
<script language="JavaScript"> |
// BEGIN LON-CAPA Internal |
// BEGIN LON-CAPA Internal |
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function LONCAPAreg() { |
function LONCAPAreg() { |
if (window.location.pathname!="/res/adm/pages/menu.html") { |
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menu=window.open("","LONCAPAmenu"); |
menu=window.open("","LONCAPAmenu"); |
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menu.clearTimeout(menu.menucltim); |
menu.currentURL=window.location.pathname; |
menu.currentURL=window.location.pathname; |
menu.currentStale=0; |
menu.currentStale=0; |
} |
menu.clearbut(3,1); |
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menu.switchbutton |
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(6,3,'catalog.gif','catalog','info','catalog_info()'); |
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menu.switchbutton |
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(8,1,'eval.gif','evaluate','this','gopost("/adm/evaluate",currentURL)'); |
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menu.switchbutton |
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(8,2,'fdbk.gif','feedback','on this','gopost("/adm/feedback",currentURL)'); |
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menu.switchbutton |
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(8,3,'prt.gif','prepare','printout','gopost("/adm/printout",currentURL)'); |
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menu.switchbutton |
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(2,1,'back.gif','backward','','gopost("/adm/flip","back:"+currentURL)'); |
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menu.switchbutton |
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(2,3,'forw.gif','forward','','gopost("/adm/flip","forward:"+currentURL)'); |
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menu.switchbutton |
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(9,1,'sbkm.gif','set','bookmark','set_bookmark()'); |
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menu.switchbutton |
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(9,2,'vbkm.gif','view','bookmark','edit_bookmarks()'); |
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menu.switchbutton |
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(9,3,'anot.gif','anno-','tations','annotate()'); |
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$hwkadd |
} |
} |
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function LONCAPAstale() { |
function LONCAPAstale() { |
if (window.location.pathname!="/res/adm/pages/menu.html") { |
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menu=window.open("","LONCAPAmenu"); |
menu=window.open("","LONCAPAmenu"); |
menu.currentStale=1; |
menu.currentStale=1; |
} |
menu.switchbutton |
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(3,1,'reload.gif','return','location','go(currentURL)'); |
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menu.clearbut(7,1); |
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menu.clearbut(7,2); |
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menu.clearbut(7,3); |
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menu.menucltim=menu.setTimeout( |
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'clearbut(2,1);clearbut(2,3);clearbut(8,1);clearbut(8,2);clearbut(8,3);'+ |
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'clearbut(9,1);clearbut(9,2);clearbut(9,3);clearbut(6,3)', |
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2000); |
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} |
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// END LON-CAPA Internal |
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</script> |
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ENDREGTHIS |
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} else { |
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return (<<ENDDONOTREGTHIS); |
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<script language="JavaScript"> |
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// BEGIN LON-CAPA Internal |
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function LONCAPAreg() { |
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menu=window.open("","LONCAPAmenu"); |
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menu.currentStale=1; |
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menu.clearbut(2,1); |
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menu.clearbut(2,3); |
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menu.clearbut(8,1); |
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menu.clearbut(8,2); |
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menu.clearbut(8,3); |
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if (menu.currentURL) { |
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menu.switchbutton |
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(3,1,'reload.gif','return','location','go(currentURL)'); |
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} else { |
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menu.clearbut(3,1); |
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} |
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} |
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function LONCAPAstale() { |
} |
} |
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// END LON-CAPA Internal |
// END LON-CAPA Internal |
</script> |
</script> |
ENDSCRIPT |
ENDDONOTREGTHIS |
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} |
} |
} |
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sub loadevents() { |
sub loadevents() { |
Line 130 sub printalltags {
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Line 395 sub printalltags {
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} |
} |
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sub xmlparse { |
sub xmlparse { |
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my ($target,$content_file_string,$safeinit,%style_for_target) = @_; |
my ($target,$content_file_string,$safeinit,%style_for_target) = @_; |
if ($target eq 'meta') { |
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$Apache::lonxml::redirection = 0; |
&setup_globals($target); |
$Apache::lonxml::metamode = 1; |
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$Apache::lonxml::evaluate = 1; |
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$Apache::lonxml::import = 0; |
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} elsif ($target eq 'grade') { |
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&startredirection; |
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$Apache::lonxml::metamode = 0; |
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$Apache::lonxml::evaluate = 1; |
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$Apache::lonxml::import = 1; |
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} elsif ($target eq 'modified') { |
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$Apache::lonxml::redirection = 0; |
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$Apache::lonxml::metamode = 0; |
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$Apache::lonxml::evaluate = 0; |
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$Apache::lonxml::import = 0; |
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} else { |
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$Apache::lonxml::redirection = 0; |
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$Apache::lonxml::metamode = 0; |
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$Apache::lonxml::evaluate = 1; |
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$Apache::lonxml::import = 1; |
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} |
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#&printalltags(); |
#&printalltags(); |
my @pars = (); |
my @pars = (); |
@Apache::lonxml::pwd=(); |
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my $pwd=$ENV{'request.filename'}; |
my $pwd=$ENV{'request.filename'}; |
$pwd =~ s:/[^/]*$::; |
$pwd =~ s:/[^/]*$::; |
&newparser(\@pars,\$content_file_string,$pwd); |
&newparser(\@pars,\$content_file_string,$pwd); |
my $currentstring = ''; |
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my $finaloutput = ''; |
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my $newarg = ''; |
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my $result; |
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my $safeeval = new Safe; |
my $safeeval = new Safe; |
my $safehole = new Safe::Hole; |
my $safehole = new Safe::Hole; |
$safeeval->permit("entereval"); |
&init_safespace($target,$safeeval,$safehole,$safeinit); |
$safeeval->permit(":base_math"); |
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$safeeval->deny(":base_io"); |
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$safehole->wrap(\&Apache::lonnet::EXT,$safeeval,'&EXT'); |
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#need to inspect this class of ops |
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# $safeeval->deny(":base_orig"); |
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$safeinit .= ';$external::target='.$target.';'; |
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$safeinit .= ';$external::randomseed='.&Apache::lonnet::rndseed().';'; |
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&Apache::run::run($safeinit,$safeeval); |
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#-------------------- Redefinition of the target in the case of compound target |
#-------------------- Redefinition of the target in the case of compound target |
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($target, my @tenta) = split('&&',$target); |
($target, my @tenta) = split('&&',$target); |
Line 182 sub xmlparse {
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Line 414 sub xmlparse {
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my @stack = (); |
my @stack = (); |
my @parstack = (); |
my @parstack = (); |
&initdepth; |
&initdepth; |
my $token; |
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while ( $#pars > -1 ) { |
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while ($token = $pars[$#pars]->get_token) { |
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if (($token->[0] eq 'T') || ($token->[0] eq 'C') || ($token->[0] eq 'D') ) { |
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if ($metamode<1) { $result=$token->[1]; } |
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} elsif ($token->[0] eq 'PI') { |
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if ($metamode<1) { $result=$token->[2]; } |
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} elsif ($token->[0] eq 'S') { |
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# add tag to stack |
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push (@stack,$token->[1]); |
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# add parameters list to another stack |
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push (@parstack,&parstring($token)); |
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&increasedepth($token); |
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if (exists $style_for_target{$token->[1]}) { |
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if ($Apache::lonxml::redirection) { |
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$Apache::lonxml::outputstack['-1'] .= |
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&recurse($style_for_target{$token->[1]},$target,$safeeval, |
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\%style_for_target,@parstack); |
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} else { |
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$finaloutput .= &recurse($style_for_target{$token->[1]},$target, |
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$safeeval,\%style_for_target,@parstack); |
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} |
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} else { |
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$result = &callsub("start_$token->[1]", $target, $token,\@parstack, |
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\@pars, $safeeval, \%style_for_target); |
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} |
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} elsif ($token->[0] eq 'E') { |
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#clear out any tags that didn't end |
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while ($token->[1] ne $stack[$#stack] && ($#stack > -1)) { |
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&Apache::lonxml::warning("Unbalanced tags in resource $stack['-1']"); |
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pop @stack;pop @parstack;&decreasedepth($token); |
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} |
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|
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if (exists $style_for_target{'/'."$token->[1]"}) { |
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if ($Apache::lonxml::redirection) { |
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$Apache::lonxml::outputstack['-1'] .= |
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&recurse($style_for_target{'/'."$token->[1]"}, |
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$target,$safeeval,\%style_for_target,@parstack); |
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} else { |
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$finaloutput .= &recurse($style_for_target{'/'."$token->[1]"}, |
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$target,$safeeval,\%style_for_target, |
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@parstack); |
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} |
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|
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} else { |
my $finaloutput = &inner_xmlparse($target,\@stack,\@parstack,\@pars, |
$result = &callsub("end_$token->[1]", $target, $token, \@parstack, |
$safeeval,\%style_for_target); |
\@pars,$safeeval, \%style_for_target); |
if ($ENV{'request.uri'}) { |
} |
&writeallows($ENV{'request.uri'}); |
} else { |
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&Apache::lonxml::error("Unknown token event :$token->[0]:$token->[1]:"); |
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} |
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#evaluate variable refs in result |
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if ($result ne "") { |
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if ( $#parstack > -1 ) { |
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if ($Apache::lonxml::redirection) { |
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$Apache::lonxml::outputstack['-1'] .= |
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&Apache::run::evaluate($result,$safeeval,$parstack[$#parstack]); |
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} else { |
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$finaloutput .= &Apache::run::evaluate($result,$safeeval, |
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$parstack[$#parstack]); |
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} |
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} else { |
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$finaloutput .= &Apache::run::evaluate($result,$safeeval,''); |
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} |
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$result = ''; |
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} |
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if ($token->[0] eq 'E') { |
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pop @stack;pop @parstack;&decreasedepth($token); |
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} |
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} |
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pop @pars; |
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pop @Apache::lonxml::pwd; |
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} |
} |
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return $finaloutput; |
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} |
|
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# if ($target eq 'meta') { |
sub htmlclean { |
# $finaloutput.=&endredirection; |
my ($raw,$full)=@_; |
# } |
|
|
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if (($ENV{'QUERY_STRING'}) && ($target eq 'web')) { |
my $tree = HTML::TreeBuilder->new; |
$finaloutput=&afterburn($finaloutput); |
$tree->ignore_unknown(0); |
} |
|
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$tree->parse($raw); |
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|
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my $output= $tree->as_HTML(undef,' '); |
|
|
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$output=~s/\<(br|hr|img|meta|allow)([^\>\/]*)\>/\<$1$2 \/\>/gis; |
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$output=~s/\<\/(br|hr|img|meta|allow)\>//gis; |
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unless ($full) { |
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$output=~s/\<[\/]*(body|head|html)\>//gis; |
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} |
|
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return $finaloutput; |
$tree = $tree->delete; |
|
|
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return $output; |
} |
} |
|
|
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sub inner_xmlparse { |
|
my ($target,$stack,$parstack,$pars,$safeeval,$style_for_target)=@_; |
|
my $finaloutput = ''; |
|
my $result; |
|
my $token; |
|
while ( $#$pars > -1 ) { |
|
while ($token = $$pars['-1']->get_token) { |
|
if (($token->[0] eq 'T') || ($token->[0] eq 'C') || ($token->[0] eq 'D') ) { |
|
if ($metamode<1) { |
|
$result=$token->[1]; |
|
} |
|
} elsif ($token->[0] eq 'PI') { |
|
if ($metamode<1) { |
|
$result=$token->[2]; |
|
} |
|
} elsif ($token->[0] eq 'S') { |
|
# add tag to stack |
|
push (@$stack,$token->[1]); |
|
# add parameters list to another stack |
|
push (@$parstack,&parstring($token)); |
|
&increasedepth($token); |
|
if (exists $$style_for_target{$token->[1]}) { |
|
if ($Apache::lonxml::redirection) { |
|
$Apache::lonxml::outputstack['-1'] .= |
|
&recurse($$style_for_target{$token->[1]},$target,$safeeval, |
|
$style_for_target,@$parstack); |
|
} else { |
|
$finaloutput .= &recurse($$style_for_target{$token->[1]},$target, |
|
$safeeval,$style_for_target,@$parstack); |
|
} |
|
} else { |
|
$result = &callsub("start_$token->[1]", $target, $token, $stack, |
|
$parstack, $pars, $safeeval, $style_for_target); |
|
} |
|
} elsif ($token->[0] eq 'E') { |
|
#clear out any tags that didn't end |
|
while ($token->[1] ne $$stack['-1'] && ($#$stack > -1)) { |
|
&Apache::lonxml::warning("Unbalanced tags in resource $$stack['-1']"); |
|
&end_tag($stack,$parstack,$token); |
|
} |
|
|
|
if (exists $$style_for_target{'/'."$token->[1]"}) { |
|
if ($Apache::lonxml::redirection) { |
|
$Apache::lonxml::outputstack['-1'] .= |
|
&recurse($$style_for_target{'/'."$token->[1]"}, |
|
$target,$safeeval,$style_for_target,@$parstack); |
|
} else { |
|
$finaloutput .= &recurse($$style_for_target{'/'."$token->[1]"}, |
|
$target,$safeeval,$style_for_target, |
|
@$parstack); |
|
} |
|
|
|
} else { |
|
$result = &callsub("end_$token->[1]", $target, $token, $stack, |
|
$parstack, $pars,$safeeval, $style_for_target); |
|
} |
|
} else { |
|
&Apache::lonxml::error("Unknown token event :$token->[0]:$token->[1]:"); |
|
} |
|
#evaluate variable refs in result |
|
if ($result ne "") { |
|
if ( $#$parstack > -1 ) { |
|
if ($Apache::lonxml::redirection) { |
|
$Apache::lonxml::outputstack['-1'] .= |
|
&Apache::run::evaluate($result,$safeeval,$$parstack['-1']); |
|
} else { |
|
$finaloutput .= &Apache::run::evaluate($result,$safeeval, |
|
$$parstack['-1']); |
|
} |
|
} else { |
|
$finaloutput .= &Apache::run::evaluate($result,$safeeval,''); |
|
} |
|
$result = ''; |
|
} |
|
if ($token->[0] eq 'E') { |
|
&end_tag($stack,$parstack,$token); |
|
} |
|
} |
|
pop @$pars; |
|
pop @Apache::lonxml::pwd; |
|
} |
|
|
|
# if ($target eq 'meta') { |
|
# $finaloutput.=&endredirection; |
|
# } |
|
|
|
if (($ENV{'QUERY_STRING'}) && ($target eq 'web')) { |
|
$finaloutput=&afterburn($finaloutput); |
|
} |
|
return $finaloutput; |
|
} |
|
|
sub recurse { |
sub recurse { |
|
|
my @innerstack = (); |
my @innerstack = (); |
my @innerparstack = (); |
my @innerparstack = (); |
my ($newarg,$target,$safeeval,$style_for_target,@parstack) = @_; |
my ($newarg,$target,$safeeval,$style_for_target,@parstack) = @_; |
Line 289 sub recurse {
|
Line 556 sub recurse {
|
push (@innerstack,$tokenpat->[1]); |
push (@innerstack,$tokenpat->[1]); |
push (@innerparstack,&parstring($tokenpat)); |
push (@innerparstack,&parstring($tokenpat)); |
&increasedepth($tokenpat); |
&increasedepth($tokenpat); |
$partstring = &callsub("start_$tokenpat->[1]", |
$partstring = &callsub("start_$tokenpat->[1]", $target, $tokenpat, |
$target, $tokenpat, \@innerparstack, |
\@innerstack, \@innerparstack, \@pat, |
\@pat, $safeeval, $style_for_target); |
$safeeval, $style_for_target); |
} elsif ($tokenpat->[0] eq 'E') { |
} elsif ($tokenpat->[0] eq 'E') { |
#clear out any tags that didn't end |
#clear out any tags that didn't end |
while ($tokenpat->[1] ne $innerstack[$#innerstack] |
while ($tokenpat->[1] ne $innerstack[$#innerstack] |
&& ($#innerstack > -1)) { |
&& ($#innerstack > -1)) { |
&Apache::lonxml::warning("Unbalanced tags in resource $innerstack['-1']"); |
&Apache::lonxml::warning("Unbalanced tags in resource $innerstack['-1']"); |
pop @innerstack;pop @innerparstack;&decreasedepth($tokenpat); |
&end_tag(\@innerstack,\@innerparstack,$tokenpat); |
} |
} |
$partstring = &callsub("end_$tokenpat->[1]", |
$partstring = &callsub("end_$tokenpat->[1]", $target, $tokenpat, |
$target, $tokenpat, \@innerparstack, |
\@innerstack, \@innerparstack, \@pat, |
\@pat, $safeeval, $style_for_target); |
$safeeval, $style_for_target); |
} else { |
} else { |
&Apache::lonxml::error("Unknown token event :$tokenpat->[0]:$tokenpat->[1]:"); |
&Apache::lonxml::error("Unknown token event :$tokenpat->[0]:$tokenpat->[1]:"); |
} |
} |
Line 334 sub recurse {
|
Line 601 sub recurse {
|
} |
} |
|
|
sub callsub { |
sub callsub { |
my ($sub,$target,$token,$parstack,$parser,$safeeval,$style)=@_; |
my ($sub,$target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_; |
my $currentstring=''; |
my $currentstring=''; |
my $nodefault; |
my $nodefault; |
{ |
{ |
my $sub1; |
my $sub1; |
no strict 'refs'; |
no strict 'refs'; |
if ($target eq 'edit' && $token->[0] eq 'S') { |
|
$currentstring = &Apache::edit::tag_start($target,$token,$parstack,$parser, |
|
$safeeval,$style); |
|
} |
|
my $tag=$token->[1]; |
my $tag=$token->[1]; |
my $space=$Apache::lonxml::alltags{$tag}; |
my $space=$Apache::lonxml::alltags{$tag}; |
if (!$space) { |
if (!$space) { |
Line 351 sub callsub {
|
Line 614 sub callsub {
|
$sub=~tr/A-Z/a-z/; |
$sub=~tr/A-Z/a-z/; |
$space=$Apache::lonxml::alltags{$tag} |
$space=$Apache::lonxml::alltags{$tag} |
} |
} |
if ($space) { |
|
#&Apache::lonxml::debug("Calling sub $sub in $space $metamode<br />\n"); |
my $deleted=0; |
$sub1="$space\:\:$sub"; |
$Apache::lonxml::curdepth=join('_',@Apache::lonxml::depthcounter); |
$Apache::lonxml::curdepth=join('_',@Apache::lonxml::depthcounter); |
if (($token->[0] eq 'S') && ($target eq 'modified')) { |
($currentstring,$nodefault) = &$sub1($target,$token,$parstack,$parser, |
$deleted=&Apache::edit::handle_delete($space,$target,$token,$tagstack, |
$safeeval,$style); |
$parstack,$parser,$safeeval, |
} else { |
$style); |
#&Apache::lonxml::debug("NOT Calling sub $sub in $space $metamode<br />\n"); |
} |
if ($metamode <1) { |
if (!$deleted) { |
if (defined($token->[4]) && ($metamode < 1)) { |
if ($space) { |
$currentstring = $token->[4]; |
#&Apache::lonxml::debug("Calling sub $sub in $space $metamode<br />\n"); |
} else { |
$sub1="$space\:\:$sub"; |
$currentstring = $token->[2]; |
($currentstring,$nodefault) = &$sub1($target,$token,$tagstack, |
|
$parstack,$parser,$safeeval, |
|
$style); |
|
} else { |
|
#&Apache::lonxml::debug("NOT Calling sub $sub in $space $metamode<br />\n"); |
|
if ($metamode <1) { |
|
if (defined($token->[4]) && ($metamode < 1)) { |
|
$currentstring = $token->[4]; |
|
} else { |
|
$currentstring = $token->[2]; |
|
} |
} |
} |
} |
} |
} |
# &Apache::lonxml::debug("nodefalt:$nodefault:"); |
&Apache::lonxml::debug("nodefalt:$nodefault:"); |
if ($currentstring eq '' && $nodefault eq '') { |
if ($currentstring eq '' && $nodefault eq '') { |
if ($target eq 'edit') { |
if ($target eq 'edit') { |
&Apache::lonxml::debug("doing default edit for $token->[1]"); |
&Apache::lonxml::debug("doing default edit for $token->[1]"); |
if ($token->[0] eq 'S') { |
if ($token->[0] eq 'S') { |
$currentstring = &Apache::edit::tag_start($target,$token); |
$currentstring = &Apache::edit::tag_start($target,$token); |
} elsif ($token->[0] eq 'E') { |
} elsif ($token->[0] eq 'E') { |
$currentstring = &Apache::edit::tag_end($target,$token); |
$currentstring = &Apache::edit::tag_end($target,$token); |
} |
} |
} elsif ($target eq 'modified') { |
} elsif ($target eq 'modified') { |
if ($token->[0] eq 'S') { |
if ($token->[0] eq 'S') { |
$currentstring = $token->[4]; |
$currentstring = $token->[4]; |
$currentstring.=&Apache::edit::handle_insert(); |
$currentstring.=&Apache::edit::handle_insert(); |
} else { |
} else { |
$currentstring = $token->[2]; |
$currentstring = $token->[2]; |
} |
} |
} |
} |
} |
} |
} |
Line 390 sub callsub {
|
Line 663 sub callsub {
|
return $currentstring; |
return $currentstring; |
} |
} |
|
|
|
sub setup_globals { |
|
my ($target)=@_; |
|
$Apache::lonxml::registered = 0; |
|
@Apache::lonxml::pwd=(); |
|
@Apache::lonxml::extlinks=(); |
|
if ($target eq 'meta') { |
|
$Apache::lonxml::redirection = 0; |
|
$Apache::lonxml::metamode = 1; |
|
$Apache::lonxml::evaluate = 1; |
|
$Apache::lonxml::import = 0; |
|
} elsif ($target eq 'answer') { |
|
$Apache::lonxml::redirection = 0; |
|
$Apache::lonxml::metamode = 1; |
|
$Apache::lonxml::evaluate = 1; |
|
$Apache::lonxml::import = 1; |
|
} elsif ($target eq 'grade') { |
|
&startredirection; |
|
$Apache::lonxml::metamode = 0; |
|
$Apache::lonxml::evaluate = 1; |
|
$Apache::lonxml::import = 1; |
|
} elsif ($target eq 'modified') { |
|
$Apache::lonxml::redirection = 0; |
|
$Apache::lonxml::metamode = 0; |
|
$Apache::lonxml::evaluate = 0; |
|
$Apache::lonxml::import = 0; |
|
} elsif ($target eq 'edit') { |
|
$Apache::lonxml::redirection = 0; |
|
$Apache::lonxml::metamode = 0; |
|
$Apache::lonxml::evaluate = 0; |
|
$Apache::lonxml::import = 0; |
|
} else { |
|
$Apache::lonxml::redirection = 0; |
|
$Apache::lonxml::metamode = 0; |
|
$Apache::lonxml::evaluate = 1; |
|
$Apache::lonxml::import = 1; |
|
} |
|
} |
|
|
|
sub init_safespace { |
|
my ($target,$safeeval,$safehole,$safeinit) = @_; |
|
$safeeval->permit("entereval"); |
|
$safeeval->permit(":base_math"); |
|
$safeeval->permit("sort"); |
|
$safeeval->deny(":base_io"); |
|
$safehole->wrap(\&Apache::scripttag::xmlparse,$safeeval,'&xmlparse'); |
|
$safehole->wrap(\&Apache::lonnet::EXT,$safeeval,'&EXT'); |
|
|
|
$safehole->wrap(\&Math::Cephes::asin,$safeeval,'&asin'); |
|
$safehole->wrap(\&Math::Cephes::acos,$safeeval,'&acos'); |
|
$safehole->wrap(\&Math::Cephes::atan,$safeeval,'&atan'); |
|
$safehole->wrap(\&Math::Cephes::sinh,$safeeval,'&sinh'); |
|
$safehole->wrap(\&Math::Cephes::cosh,$safeeval,'&cosh'); |
|
$safehole->wrap(\&Math::Cephes::tanh,$safeeval,'&tanh'); |
|
$safehole->wrap(\&Math::Cephes::asinh,$safeeval,'&asinh'); |
|
$safehole->wrap(\&Math::Cephes::acosh,$safeeval,'&acosh'); |
|
$safehole->wrap(\&Math::Cephes::atanh,$safeeval,'&atanh'); |
|
$safehole->wrap(\&Math::Cephes::erf,$safeeval,'&erf'); |
|
$safehole->wrap(\&Math::Cephes::erfc,$safeeval,'&erfc'); |
|
$safehole->wrap(\&Math::Cephes::j0,$safeeval,'&j0'); |
|
$safehole->wrap(\&Math::Cephes::j1,$safeeval,'&j1'); |
|
$safehole->wrap(\&Math::Cephes::jn,$safeeval,'&jn'); |
|
$safehole->wrap(\&Math::Cephes::jv,$safeeval,'&jv'); |
|
$safehole->wrap(\&Math::Cephes::y0,$safeeval,'&y0'); |
|
$safehole->wrap(\&Math::Cephes::y1,$safeeval,'&y1'); |
|
$safehole->wrap(\&Math::Cephes::yn,$safeeval,'&yn'); |
|
$safehole->wrap(\&Math::Cephes::yv,$safeeval,'&yv'); |
|
$safehole->wrap(\&Math::Random::random_beta,$safeeval,'&math_random_beta'); |
|
$safehole->wrap(\&Math::Random::random_chi_square,$safeeval,'&math_random_chi_square'); |
|
$safehole->wrap(\&Math::Random::random_exponential,$safeeval,'&math_random_exponential'); |
|
$safehole->wrap(\&Math::Random::random_f,$safeeval,'&math_random_f'); |
|
$safehole->wrap(\&Math::Random::random_gamma,$safeeval,'&math_random_gamma'); |
|
$safehole->wrap(\&Math::Random::random_multivariate_normal,$safeeval,'&math_random_multivariate_normal'); |
|
$safehole->wrap(\&Math::Random::random_multinomial,$safeeval,'&math_random_multinomial'); |
|
$safehole->wrap(\&Math::Random::random_noncentral_chi_square,$safeeval,'&math_random_noncentral_chi_square'); |
|
$safehole->wrap(\&Math::Random::random_noncentral_f,$safeeval,'&math_random_noncentral_f'); |
|
$safehole->wrap(\&Math::Random::random_normal,$safeeval,'&math_random_normal'); |
|
$safehole->wrap(\&Math::Random::random_permutation,$safeeval,'&math_random_permutation'); |
|
$safehole->wrap(\&Math::Random::random_permuted_index,$safeeval,'&math_random_permuted_index'); |
|
$safehole->wrap(\&Math::Random::random_uniform,$safeeval,'&math_random_uniform'); |
|
$safehole->wrap(\&Math::Random::random_poisson,$safeeval,'&math_random_poisson'); |
|
$safehole->wrap(\&Math::Random::random_uniform_integer,$safeeval,'&math_random_uniform_integer'); |
|
$safehole->wrap(\&Math::Random::random_negative_binomial,$safeeval,'&math_random_negative_binomial'); |
|
$safehole->wrap(\&Math::Random::random_binomial,$safeeval,'&math_random_binomial'); |
|
$safehole->wrap(\&Math::Random::random_seed_from_phrase,$safeeval,'&random_seed_from_phrase'); |
|
$safehole->wrap(\&Math::Random::random_set_seed_from_phrase,$safeeval,'&random_set_seed_from_phrase'); |
|
$safehole->wrap(\&Math::Random::random_get_seed,$safeeval,'&random_get_seed'); |
|
$safehole->wrap(\&Math::Random::random_set_seed,$safeeval,'&random_set_seed'); |
|
|
|
#need to inspect this class of ops |
|
# $safeeval->deny(":base_orig"); |
|
$safeinit .= ';$external::target="'.$target.'";'; |
|
my $rndseed; |
|
my ($symb,$courseid,$domain,$name) = &Apache::lonxml::whichuser(); |
|
$rndseed=&Apache::lonnet::rndseed($symb,$courseid,$domain,$name); |
|
$safeinit .= ';$external::randomseed='.$rndseed.';'; |
|
&Apache::run::run($safeinit,$safeeval); |
|
} |
|
|
sub startredirection { |
sub startredirection { |
$Apache::lonxml::redirection++; |
$Apache::lonxml::redirection++; |
push (@Apache::lonxml::outputstack, ''); |
push (@Apache::lonxml::outputstack, ''); |
Line 404 sub endredirection {
|
Line 775 sub endredirection {
|
pop @Apache::lonxml::outputstack; |
pop @Apache::lonxml::outputstack; |
} |
} |
|
|
|
sub end_tag { |
|
my ($tagstack,$parstack,$token)=@_; |
|
pop(@$tagstack); |
|
pop(@$parstack); |
|
&decreasedepth($token); |
|
} |
|
|
sub initdepth { |
sub initdepth { |
@Apache::lonxml::depthcounter=(); |
@Apache::lonxml::depthcounter=(); |
$Apache::lonxml::depth=-1; |
$Apache::lonxml::depth=-1; |
Line 514 sub parstring {
|
Line 892 sub parstring {
|
} |
} |
|
|
sub writeallows { |
sub writeallows { |
|
unless ($#extlinks>=0) { return; } |
my $thisurl='/res/'.&Apache::lonnet::declutter(shift); |
my $thisurl='/res/'.&Apache::lonnet::declutter(shift); |
|
if ($ENV{'httpref.'.$thisurl}) { |
|
$thisurl=$ENV{'httpref.'.$thisurl}; |
|
} |
my $thisdir=$thisurl; |
my $thisdir=$thisurl; |
$thisdir=~s/\/[^\/]+$//; |
$thisdir=~s/\/[^\/]+$//; |
my %httpref=(); |
my %httpref=(); |
map { |
map { |
$httpref{'httpref.'. |
$httpref{'httpref.'. |
&Apache::lonnet::hreflocation($thisdir,$_)}=$thisurl; } @extlinks; |
&Apache::lonnet::hreflocation($thisdir,$_)}=$thisurl; |
|
} @extlinks; |
|
@extlinks=(); |
&Apache::lonnet::appenv(%httpref); |
&Apache::lonnet::appenv(%httpref); |
} |
} |
|
|
Line 569 ENDSCRIPT
|
Line 953 ENDSCRIPT
|
return $result; |
return $result; |
} |
} |
|
|
|
sub storefile { |
|
my ($file,$contents)=@_; |
|
if (my $fh=Apache::File->new('>'.$file)) { |
|
print $fh $contents; |
|
$fh->close(); |
|
} |
|
} |
|
|
|
sub inserteditinfo { |
|
my ($result,$filecontents)=@_; |
|
unless ($filecontents) { |
|
$filecontents=(<<SIMPLECONTENT); |
|
<html> |
|
<head> |
|
<title> |
|
Title of Document Goes Here |
|
</title> |
|
</head> |
|
<body bgcolor="#FFFFFF"> |
|
|
|
Body of Document Goes Here |
|
|
|
</body> |
|
</html> |
|
SIMPLECONTENT |
|
} |
|
my $editheader='<a href="#editsection">Edit below</a><hr />'; |
|
my $editfooter=(<<ENDFOOTER); |
|
<hr /> |
|
<a name="editsection" /> |
|
<form method="post"> |
|
<textarea cols="80" rows="40" name="filecont">$filecontents</textarea> |
|
<br /> |
|
<input type="submit" name="attemptclean" |
|
value="Save and then attempt to clean HTML" /> |
|
<input type="submit" name="savethisfile" value="Save this" /> |
|
</form> |
|
ENDFOOTER |
|
$result=~s/(\<body[^\>]*\>)/$1$editheader/is; |
|
$result=~s/(\<\/body\>)/$editfooter/is; |
|
return $result; |
|
} |
|
|
sub handler { |
sub handler { |
my $request=shift; |
my $request=shift; |
|
|
Line 581 sub handler {
|
Line 1008 sub handler {
|
} else { |
} else { |
$request->content_type('text/html'); |
$request->content_type('text/html'); |
} |
} |
|
&Apache::loncommon::no_cache($request); |
# $request->print(<<ENDHEADER); |
|
#<html> |
|
#<head> |
|
#<title>Just test</title> |
|
#</head> |
|
#<body bgcolor="#FFFFFF"> |
|
#ENDHEADER |
|
# &Apache::lonhomework::send_header($request); |
|
$request->send_http_header; |
$request->send_http_header; |
|
|
return OK if $request->header_only; |
return OK if $request->header_only; |
|
|
|
|
my $file=&Apache::lonnet::filelocation("",$request->uri); |
my $file=&Apache::lonnet::filelocation("",$request->uri); |
|
# |
|
# Edit action? Save file. |
|
# |
|
unless ($ENV{'request.state'} eq 'published') { |
|
if (($ENV{'form.savethisfile'}) || ($ENV{'form.attemptclean'})) { |
|
&storefile($file,$ENV{'form.filecont'}); |
|
} |
|
} |
my %mystyle; |
my %mystyle; |
my $result = ''; |
my $result = ''; |
my $filecontents=&Apache::lonnet::getfile($file); |
my $filecontents=&Apache::lonnet::getfile($file); |
if ($filecontents == -1) { |
if ($filecontents == -1) { |
&Apache::lonxml::error("<b> Unable to find <i>$file</i></b>"); |
$result=(<<ENDNOTFOUND); |
|
<html> |
|
<head> |
|
<title>File not found</title> |
|
</head> |
|
<body bgcolor="#FFFFFF"> |
|
<b>File not found: $file</b> |
|
</body> |
|
</html> |
|
ENDNOTFOUND |
$filecontents=''; |
$filecontents=''; |
} else { |
} else { |
|
unless ($ENV{'request.state'} eq 'published') { |
|
if ($ENV{'form.attemptclean'}) { |
|
$filecontents=&htmlclean($filecontents,1); |
|
} |
|
} |
$result = &Apache::lonxml::xmlparse($target,$filecontents,'',%mystyle); |
$result = &Apache::lonxml::xmlparse($target,$filecontents,'',%mystyle); |
} |
} |
|
|
|
# |
|
# Edit action? Insert editing commands |
|
# |
|
unless ($ENV{'request.state'} eq 'published') { |
|
$result=&inserteditinfo($result,$filecontents); |
|
} |
|
|
|
writeallows($request->uri); |
|
|
$request->print($result); |
$request->print($result); |
|
|
writeallows($request->uri); |
|
return OK; |
return OK; |
} |
} |
|
|
sub debug { |
sub debug { |
if ($Apache::lonxml::debug eq 1) { |
if ($Apache::lonxml::debug eq 1) { |
print "DEBUG:".$_[0]."<br />\n"; |
print("DEBUG:".$_[0]."<br />\n"); |
} |
} |
} |
} |
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Line 646 sub warning {
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Line 1095 sub warning {
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} |
} |
} |
} |
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sub get_param { |
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my ($param,$parstack,$safeeval,$context) = @_; |
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if ( ! $context ) { $context = -1; } |
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my $args =''; |
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if ( $#$parstack > (-2-$context) ) { $args=$$parstack[$context]; } |
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if ( $args =~ /my \$$param=\"/ ) { |
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return &Apache::run::run("{$args;".'return $'.$param.'}',$safeeval); #' |
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} else { |
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return undef; |
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} |
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} |
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sub get_param_var { |
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my ($param,$parstack,$safeeval,$context) = @_; |
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if ( ! $context ) { $context = -1; } |
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my $args =''; |
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if ( $#$parstack > (-2-$context) ) { $args=$$parstack[$context]; } |
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if ( $args !~ /my \$$param=\"/ ) { return undef; } |
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my $value=&Apache::run::run("{$args;".'return $'.$param.'}',$safeeval); #' |
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if ($value =~ /^[\$\@\%]/) { |
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return &Apache::run::run("return $value",$safeeval,1); |
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} else { |
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return $value; |
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} |
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} |
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sub register_insert { |
sub register_insert { |
my @data = split /\n/, &Apache::lonnet::getfile('/home/httpd/lonTabs/insertlist.tab'); |
my @data = split /\n/, &Apache::lonnet::getfile('/home/httpd/lonTabs/insertlist.tab'); |
my $i; |
my $i; |
Line 655 sub register_insert {
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Line 1130 sub register_insert {
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my $line = $data[$i]; |
my $line = $data[$i]; |
if ( $line =~ /^\#/ || $line =~ /^\s*\n/) { next; } |
if ( $line =~ /^\#/ || $line =~ /^\s*\n/) { next; } |
if ( $line =~ /TABLE/ ) { last; } |
if ( $line =~ /TABLE/ ) { last; } |
my ($tag,$descrip,$function,$show) = split(/,/, $line); |
my ($tag,$descrip,$color,$function,$show) = split(/,/, $line); |
$insertlist{"$tagnum.tag"} = $tag; |
if ($tag) { |
$insertlist{"$tagnum.description"} = $descrip; |
$insertlist{"$tagnum.tag"} = $tag; |
$insertlist{"$tagnum.function"} = $function; |
$insertlist{"$tagnum.description"} = $descrip; |
$insertlist{"$tagnum.show"}= $show; |
$insertlist{"$tagnum.color"} = $color; |
$tagnum++; |
$insertlist{"$tagnum.function"} = $function; |
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if (!defined($show)) { $show='yes'; } |
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$insertlist{"$tagnum.show"}= $show; |
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$insertlist{"$tag.num"}=$tagnum; |
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$tagnum++; |
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} |
} |
} |
$i++; #skipping TABLE line |
$i++; #skipping TABLE line |
$tagnum = 0; |
$tagnum = 0; |
Line 678 sub register_insert {
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Line 1158 sub register_insert {
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$tagnum++; |
$tagnum++; |
} |
} |
} |
} |
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sub description { |
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my ($token)=@_; |
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my $tagnum; |
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my $tag=$token->[1]; |
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foreach my $namespace (reverse @Apache::lonxml::namespace) { |
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my $testtag=$namespace.'::'.$tag; |
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$tagnum=$insertlist{"$testtag.num"}; |
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if (defined($tagnum)) { last; } |
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} |
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if (!defined ($tagnum)) { $tagnum=$Apache::lonxml::insertlist{"$tag.num"}; } |
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return $insertlist{$tagnum.'.description'}; |
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} |
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# ----------------------------------------------------------------- whichuser |
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# returns a list of $symb, $courseid, $domain, $name that is correct for |
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# calls to lonnet functions for this setup. |
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# - looks for form.grade_ parameters |
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sub whichuser { |
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my ($symb,$courseid,$domain,$name); |
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if (defined($ENV{'form.grade_symb'})) { |
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my $tmp_courseid=$ENV{'form.grade_courseid'}; |
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my $allowed=&Apache::lonnet::allowed('mgr',$tmp_courseid); |
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if ($allowed) { |
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$symb=$ENV{'form.grade_symb'}; |
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$courseid=$ENV{'form.grade_courseid'}; |
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$domain=$ENV{'form.grade_domain'}; |
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$name=$ENV{'form.grade_username'}; |
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} |
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} else { |
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$symb=&Apache::lonnet::symbread(); |
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$courseid=$ENV{'request.course.id'}; |
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$domain=$ENV{'user.domain'}; |
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$name=$ENV{'user.name'}; |
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} |
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return ($symb,$courseid,$domain,$name); |
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} |
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1; |
1; |
__END__ |
__END__ |
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