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version 1.81, 2001/05/30 15:27:13
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version 1.230, 2003/02/12 22:04:34
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| # The LearningOnline Network with CAPA |
# The LearningOnline Network with CAPA |
| # XML Parser Module |
# XML Parser Module |
| # |
# |
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# $Id$ |
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# |
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# Copyright Michigan State University Board of Trustees |
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# |
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# This file is part of the LearningOnline Network with CAPA (LON-CAPA). |
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# |
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# LON-CAPA is free software; you can redistribute it and/or modify |
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# it under the terms of the GNU General Public License as published by |
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# the Free Software Foundation; either version 2 of the License, or |
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# (at your option) any later version. |
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# |
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# LON-CAPA is distributed in the hope that it will be useful, |
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# but WITHOUT ANY WARRANTY; without even the implied warranty of |
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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# GNU General Public License for more details. |
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# |
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# You should have received a copy of the GNU General Public License |
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# along with LON-CAPA; if not, write to the Free Software |
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# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
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# |
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# /home/httpd/html/adm/gpl.txt |
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# |
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# http://www.lon-capa.org/ |
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# |
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# Copyright for TtHfunc and TtMfunc by Ian Hutchinson. |
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# TtHfunc and TtMfunc (the "Code") may be compiled and linked into |
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# binary executable programs or libraries distributed by the |
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# Michigan State University (the "Licensee"), but any binaries so |
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# distributed are hereby licensed only for use in the context |
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# of a program or computational system for which the Licensee is the |
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# primary author or distributor, and which performs substantial |
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# additional tasks beyond the translation of (La)TeX into HTML. |
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# The C source of the Code may not be distributed by the Licensee |
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# to any other parties under any circumstances. |
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# |
| # last modified 06/26/00 by Alexander Sakharuk |
# last modified 06/26/00 by Alexander Sakharuk |
| # 11/6 Gerd Kortemeyer |
# 11/6 Gerd Kortemeyer |
| # 6/1/1 Gerd Kortemeyer |
# 6/1/1 Gerd Kortemeyer |
| # 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 |
|
| # 5/26 Gerd Kortemeyer |
# 5/26 Gerd Kortemeyer |
| # 5/27 H. K. Ng |
# 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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# Dec Guy Albertelli |
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# YEAR=2002 |
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# 1/1 Gerd Kortemeyer |
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# 1/2 Matthew Hall |
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# 1/3 Gerd Kortemeyer |
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# |
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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 $prevent_entity_encode $errorcount $warningcount); |
| use strict; |
use strict; |
| use HTML::TokeParser; |
use HTML::LCParser(); |
| use Safe; |
use HTML::TreeBuilder(); |
| use Safe::Hole; |
use HTML::Entities(); |
| use Math::Cephes qw(:trigs :hypers :bessels erf erfc); |
use Safe(); |
| use Opcode; |
use Safe::Hole(); |
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use Math::Cephes(); |
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use Math::Random(); |
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use Opcode(); |
| |
|
| sub register { |
sub register { |
| my $space; |
my ($space,@taglist) = @_; |
| my @taglist; |
foreach my $temptag (@taglist) { |
| my $temptag; |
push(@{ $Apache::lonxml::alltags{$temptag} },$space); |
| ($space,@taglist) = @_; |
} |
| foreach $temptag (@taglist) { |
} |
| $Apache::lonxml::alltags{$temptag}=$space; |
|
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sub deregister { |
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my ($space,@taglist) = @_; |
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foreach my $temptag (@taglist) { |
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my $tempspace = $Apache::lonxml::alltags{$temptag}[-1]; |
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if ($tempspace eq $space) { |
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pop(@{ $Apache::lonxml::alltags{$temptag} }); |
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} |
| } |
} |
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#&printalltags(); |
| } |
} |
| |
|
| use Apache::Constants qw(:common); |
use Apache::Constants qw(:common); |
| use Apache::lontexconvert; |
use Apache::lontexconvert(); |
| use Apache::style; |
use Apache::style(); |
| use Apache::run; |
use Apache::run(); |
| use Apache::londefdef; |
use Apache::londefdef(); |
| use Apache::scripttag; |
use Apache::scripttag(); |
| use Apache::edit; |
use Apache::edit(); |
| use Apache::lonnet; |
use Apache::lonnet(); |
| use Apache::File; |
use Apache::File(); |
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use Apache::loncommon(); |
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use Apache::lonfeedback(); |
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use Apache::lonmsg(); |
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use Apache::loncacc(); |
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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; |
$Apache::lonxml::debug=0; |
| |
|
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# keeps count of the number of warnings and errors generated in a parse |
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$warningcount=0; |
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$errorcount=0; |
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|
| #path to the directory containing the file currently being processed |
#path to the directory containing the file currently being processed |
| @pwd=(); |
@pwd=(); |
| |
|
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Line 66 $evaluate = 1;
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Line 132 $evaluate = 1;
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| # data structure for eidt mode, determines what tags can go into what other tags |
# data structure for eidt mode, determines what tags can go into what other tags |
| %insertlist=(); |
%insertlist=(); |
| |
|
| #stores the list of active tag namespaces |
# stores the list of active tag namespaces |
| @namespace=(); |
@namespace=(); |
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|
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# if 0 all high ASCII characters will be encoded into HTML Entities |
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$prevent_entity_encode=0; |
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|
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# has the dynamic menu been updated to know about this resource |
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$Apache::lonxml::registered=0; |
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|
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# a pointer the the Apache request object |
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$Apache::lonxml::request=''; |
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|
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# a problem number counter, and check on ether it is used |
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$Apache::lonxml::counter=4; |
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$Apache::lonxml::counter_changed=0; |
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|
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#internal check on whether to look at style defs |
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$Apache::lonxml::usestyle=1; |
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|
| sub xmlbegin { |
sub xmlbegin { |
| my $output=''; |
my $output=''; |
| if ($ENV{'browser.mathml'}) { |
if ($ENV{'browser.mathml'}) { |
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Line 85 sub xmlbegin {
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Line 167 sub xmlbegin {
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| } |
} |
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|
| sub xmlend { |
sub xmlend { |
| return '</html>'; |
my ($discussiononly,$symb)=@_; |
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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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unless ($symb) { |
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$symb=&Apache::lonnet::symbread(); |
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} |
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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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unless ($discussiononly) { |
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$discussion.= |
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'<address><hr />'; |
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} |
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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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my $deleted=($contrib{'deleted'}=~/\.$idx\./); |
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unless ((($hidden) && (!$seeid)) || ($deleted)) { |
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my $message=$contrib{$idx.':message'}; |
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$message=~s/\n/\<br \/\>/g; |
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$message=&Apache::lontexconvert::msgtexconverted($message); |
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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 $screenname=&Apache::loncommon::screenname( |
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$contrib{$idx.':sendername'}, |
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$contrib{$idx.':senderdomain'}); |
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my $plainname=&Apache::loncommon::nickname( |
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$contrib{$idx.':sendername'}, |
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$contrib{$idx.':senderdomain'}); |
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|
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my $sender='Anonymous'; |
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if ((!$contrib{$idx.':anonymous'}) || ($seeid)) { |
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$sender=&Apache::loncommon::aboutmewrapper( |
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$plainname, |
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$contrib{$idx.':sendername'}, |
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$contrib{$idx.':senderdomain'}).' ('. |
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$contrib{$idx.':sendername'}.' at '. |
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$contrib{$idx.':senderdomain'}.')'; |
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if ($contrib{$idx.':anonymous'}) { |
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$sender.=' [anonymous] '. |
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$screenname; |
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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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$sender.=' <a href="/adm/feedback?deldisc='. |
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$symb.':::'.$idx.'">Delete</a>'; |
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} |
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} else { |
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if ($screenname) { |
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$sender='<i>'.$screenname.'</i>'; |
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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>'.$message. |
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'</blockquote></p>'; |
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} |
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} |
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} |
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unless ($discussiononly) { |
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$discussion.='</address>'; |
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} |
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} |
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if ($discussiononly) { |
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$discussion.=(<<ENDDISCUSS); |
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<form action="/adm/feedback" method="post" name="mailform"> |
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<input type="submit" name="discuss" value="Post Discussion" /> |
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<input type="submit" name="anondiscuss" value="Post Anonymous Discussion" /> |
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<input type="hidden" name="symb" value="$symb" /> |
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<input type="hidden" name="sendit" value="true" /> |
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<br /> |
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<font size="1">Note: in anonymous discussion, your name is visible only to |
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course faculty</font><br /> |
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<textarea name=comment cols=60 rows=10 wrap=hard></textarea> |
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</form> |
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ENDDISCUSS |
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$discussion.=&Apache::lonfeedback::generate_preview_button(); |
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} |
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} |
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} |
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return $discussion.($discussiononly?'':'</html>'); |
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} |
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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 type="text/javascript"> |
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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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|
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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=$ENV{'request.course.id'}; |
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} |
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|
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return &Apache::lonnet::checkout($symb,$tuname,$tudom,$tcrsid); |
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} |
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|
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sub printtokenheader { |
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my ($target,$token,$tsymb,$tcrsid,$tudom,$tuname)=@_; |
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unless ($token) { return ''; } |
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|
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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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|
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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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$reply{'generation'}; |
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|
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if ($target eq 'web') { |
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my %idhash=&Apache::lonnet::idrget($tudom,($tuname)); |
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return |
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'<img align="right" src="/cgi-bin/barcode.png?encode='.$token.'" />'. |
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'Checked out for '.$plainname. |
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'<br />User: '.$tuname.' at '.$tudom. |
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'<br />ID: '.$idhash{$tuname}. |
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'<br />CourseID: '.$tcrsid. |
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'<br />Course: '.$ENV{'course.'.$tcrsid.'.description'}. |
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'<br />DocID: '.$token. |
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'<br />Time: '.localtime().'<hr />'; |
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} else { |
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return $token; |
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} |
| } |
} |
| |
|
| sub fontsettings() { |
sub fontsettings() { |
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Line 97 sub fontsettings() {
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Line 376 sub fontsettings() {
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| return $headerstring; |
return $headerstring; |
| } |
} |
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|
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|
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## |
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## switchmenu - modeled on lonmenu::switchmenu, but better. |
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## Helper function for registerurl |
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## |
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sub switchmenu { |
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my ($row,$col,$imgsrc,$texttop,$textbot,$action,$description)=@_; |
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return(<<ENDSMENU); |
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menu.switchbutton($row,$col,'$imgsrc','$texttop','$textbot','$action','$description'); |
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ENDSMENU |
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} |
| |
|
| sub registerurl { |
sub registerurl { |
| return (<<ENDSCRIPT); |
my $forcereg=shift; |
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my $target = shift; |
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my $result = ''; |
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|
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if ($target eq 'edit') { |
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$result .="<script type=\"text/javascrtipt\">\n". |
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"if (typeof menu != 'undefined') {menu.currentURL=null;}\n". |
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&Apache::loncommon::browser_and_searcher_javascript(). |
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"\n</script>\n"; |
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} |
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if ((($ENV{'request.publicaccess'}) || |
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(!&Apache::lonnet::is_on_map($ENV{'REQUEST_URI'}))) && |
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(!$forcereg)) { |
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return $result. |
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'<script type="text/javascript">function LONCAPAreg(){;} function LONCAPAstale(){}</script>'; |
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} |
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if ($Apache::lonxml::registered && !$forcereg) { return ''; } |
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$Apache::lonxml::registered=1; |
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my $reopen=&Apache::lonmenu::reopenmenu(); |
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my $newmail=''; |
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if (&Apache::lonmsg::newmail()) { |
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$newmail='menu.setstatus("you have","messages");'; |
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} |
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my $timesync='menu.syncclock(1000*'.time.');'; |
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if (($ENV{'REQUEST_URI'}!~/^\/(res\/)*adm\//) || ($forcereg)) { |
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my $hwkadd=''; |
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if ($ENV{'request.filename'}=~/\.(problem|exam|quiz|assess|survey|form)$/) { |
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if (&Apache::lonnet::allowed('vgr',$ENV{'request.course.id'})) { |
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$hwkadd.=(<<ENDSUBM); |
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menu.switchbutton(7,1,'subm.gif','view sub','missions','gocmd("/adm/grades","submission")', |
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'View user submissions for this assessment resource'); |
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ENDSUBM |
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} |
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if (&Apache::lonnet::allowed('mgr',$ENV{'request.course.id'})) { |
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$hwkadd.=(<<ENDGRDS); |
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menu.switchbutton(7,2,'pgrd.gif','problem','grades','gocmd("/adm/grades","gradingmenu")', |
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'Modify user grades for this assessment resource'); |
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ENDGRDS |
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} |
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if (&Apache::lonnet::allowed('opa',$ENV{'request.course.id'})) { |
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$hwkadd.=(<<ENDPARM); |
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menu.switchbutton(7,3,'pparm.gif','problem','parms','gocmd("/adm/parmset","set")', |
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'Modify deadlines, etc, for this assessment resource'); |
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ENDPARM |
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} |
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} |
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### |
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### Determine whether or not to display the 'cstr' button for this |
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### resource |
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### |
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my $editbutton = ''; |
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if ($ENV{'user.author'}) { |
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if ($ENV{'request.role'}=~/^(ca|au)/) { |
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# Set defaults for authors |
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my ($top,$bottom) = ('con-','struct'); |
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my $action = "go('/priv/".$ENV{'user.name'}."');"; |
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my $cadom = $ENV{'request.role.domain'}; |
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my $caname = $ENV{'user.name'}; |
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my $desc = "Enter my resource construction space"; |
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# Set defaults for co-authors |
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if ($ENV{'request.role'} =~ /^ca/) { |
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($cadom,$caname)=($ENV{'request.role'}=~/(\w+)\/(\w+)$/); |
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($top,$bottom) = ('co con-','struct'); |
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$action = 'go("/priv/'.$caname.'");'; |
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$desc = "Enter construction space as co-author"; |
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} |
| |
# Check that we are on the correct machine |
| |
my $home = &Apache::lonnet::homeserver($caname,$cadom); |
| |
if ($home eq $Apache::lonnet::perlvar{'lonHostID'}) { |
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$editbutton=&switchmenu |
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(6,1,$top,,$bottom,$action,$desc); |
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} |
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} |
| |
## |
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## Determine if user can edit url. |
| |
## |
| |
my $cfile=''; |
| |
my $cfuname=''; |
| |
my $cfudom=''; |
| |
if ($ENV{'request.filename'}) { |
| |
my $file=&Apache::lonnet::declutter($ENV{'request.filename'}); |
| |
$file=~s/^(\w+)\/(\w+)/\/priv\/$2/; |
| |
# Chech that the user has permission to edit this resource |
| |
($cfuname,$cfudom)=&Apache::loncacc::constructaccess($file,$1); |
| |
if (defined($cfudom)) { |
| |
if (&Apache::lonnet::homeserver($cfuname,$cfudom) |
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eq $Apache::lonnet::perlvar{'lonHostID'}) { |
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$cfile=$file; |
| |
} |
| |
} |
| |
} |
| |
# Finally, turn the button on or off |
| |
if ($cfile) { |
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$editbutton=&switchmenu |
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(6,1,'cstr.gif','edit','resource', |
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'go("'.$cfile.'");',"Edit this resource"); |
| |
} elsif ($editbutton eq '') { |
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$editbutton = ' menu.clearbut(6,1);'; |
| |
} |
| |
} |
| |
### |
| |
### |
| |
$result = (<<ENDREGTHIS); |
| |
|
| <script language="JavaScript"> |
<script language="JavaScript"> |
| // BEGIN LON-CAPA Internal |
// BEGIN LON-CAPA Internal |
| |
|
| function LONCAPAreg() { |
function LONCAPAreg() { |
| if (window.location.pathname!="/res/adm/pages/menu.html") { |
menu=$reopen; |
| menu=window.open("","LONCAPAmenu"); |
menu.clearTimeout(menu.menucltim); |
| |
$timesync |
| |
$newmail |
| menu.currentURL=window.location.pathname; |
menu.currentURL=window.location.pathname; |
| |
menu.reloadURL=window.location.pathname; |
| |
menu.currentSymb="$ENV{'request.symb'}"; |
| |
menu.reloadSymb="$ENV{'request.symb'}"; |
| menu.currentStale=0; |
menu.currentStale=0; |
| } |
menu.clearbut(3,1); |
| |
menu.switchbutton |
| |
(6,3,'catalog.gif','catalog','info','catalog_info()','Show catalog information'); |
| |
menu.switchbutton |
| |
(8,1,'eval.gif','evaluate','this','gopost("/adm/evaluate",currentURL)','Provide my evaluation of this resource'); |
| |
menu.switchbutton |
| |
(8,2,'fdbk.gif','feedback','discuss','gopost("/adm/feedback",currentURL)','Provide feedback messages or contribute to the course discussion about this resource'); |
| |
menu.switchbutton |
| |
(8,3,'prt.gif','prepare','printout','gopost("/adm/printout",currentURL)','Prepare a printable document'); |
| |
menu.switchbutton |
| |
(2,1,'back.gif','backward','','gopost("/adm/flip","back:"+currentURL)','Go to the previous resource in the course sequence'); |
| |
menu.switchbutton |
| |
(2,3,'forw.gif','forward','','gopost("/adm/flip","forward:"+currentURL)','Go to the next resource in the course sequence'); |
| |
menu.switchbutton |
| |
(9,1,'sbkm.gif','set','bookmark','set_bookmark()','Set a bookmark for this resource'); |
| |
menu.switchbutton |
| |
(9,2,'vbkm.gif','view','bookmark','edit_bookmarks()','Use or edit my bookmark collection'); |
| |
menu.switchbutton |
| |
(9,3,'anot.gif','anno-','tations','annotate()','Make notes and annotations about this resource'); |
| |
$hwkadd |
| |
$editbutton |
| } |
} |
| |
|
| function LONCAPAstale() { |
function LONCAPAstale() { |
| if (window.location.pathname!="/res/adm/pages/menu.html") { |
menu=$reopen |
| menu=window.open("","LONCAPAmenu"); |
|
| menu.currentStale=1; |
menu.currentStale=1; |
| } |
if (menu.reloadURL!='' && menu.reloadURL!= null) { |
| |
menu.switchbutton |
| |
(3,1,'reload.gif','return','location','go(reloadURL)','Return to the last known location in the course sequence'); |
| |
} |
| |
menu.clearbut(7,1); |
| |
menu.clearbut(7,2); |
| |
menu.clearbut(7,3); |
| |
menu.menucltim=menu.setTimeout( |
| |
'clearbut(2,1);clearbut(2,3);clearbut(8,1);clearbut(8,2);clearbut(8,3);'+ |
| |
'clearbut(9,1);clearbut(9,2);clearbut(9,3);clearbut(6,3);clearbut(6,1)', |
| |
2000); |
| |
|
| |
} |
| |
|
| |
// END LON-CAPA Internal |
| |
</script> |
| |
ENDREGTHIS |
| |
|
| |
} else { |
| |
$result = (<<ENDDONOTREGTHIS); |
| |
|
| |
<script language="JavaScript"> |
| |
// BEGIN LON-CAPA Internal |
| |
|
| |
function LONCAPAreg() { |
| |
menu=$reopen |
| |
$timesync |
| |
menu.currentStale=1; |
| |
menu.clearbut(2,1); |
| |
menu.clearbut(2,3); |
| |
menu.clearbut(8,1); |
| |
menu.clearbut(8,2); |
| |
menu.clearbut(8,3); |
| |
if (menu.currentURL) { |
| |
menu.switchbutton |
| |
(3,1,'reload.gif','return','location','go(currentURL)'); |
| |
} else { |
| |
menu.clearbut(3,1); |
| |
} |
| } |
} |
| |
|
| |
function LONCAPAstale() { |
| |
} |
| |
|
| // END LON-CAPA Internal |
// END LON-CAPA Internal |
| </script> |
</script> |
| ENDSCRIPT |
ENDDONOTREGTHIS |
| |
} |
| |
return $result; |
| } |
} |
| |
|
| sub loadevents() { |
sub loadevents() { |
|
Line 131 sub unloadevents() {
|
Line 594 sub unloadevents() {
|
| sub printalltags { |
sub printalltags { |
| my $temp; |
my $temp; |
| foreach $temp (sort keys %Apache::lonxml::alltags) { |
foreach $temp (sort keys %Apache::lonxml::alltags) { |
| &Apache::lonxml::debug("$temp -- $Apache::lonxml::alltags{$temp}"); |
&Apache::lonxml::debug("$temp -- ". |
| |
join(',',@{ $Apache::lonxml::alltags{$temp} })); |
| } |
} |
| } |
} |
| |
|
| sub xmlparse { |
sub xmlparse { |
| |
my ($request,$target,$content_file_string,$safeinit,%style_for_target) = @_; |
| |
|
| my ($target,$content_file_string,$safeinit,%style_for_target) = @_; |
&setup_globals($request,$target); |
| if ($target eq 'meta') { |
# |
| $Apache::lonxml::redirection = 0; |
# do we have a course style file? |
| $Apache::lonxml::metamode = 1; |
# |
| $Apache::lonxml::evaluate = 1; |
|
| $Apache::lonxml::import = 0; |
if ($ENV{'request.course.id'} && $ENV{'request.state'} ne 'construct') { |
| } elsif ($target eq 'grade') { |
my $bodytext= |
| &startredirection; |
$ENV{'course.'.$ENV{'request.course.id'}.'.default_xml_style'}; |
| $Apache::lonxml::metamode = 0; |
if ($bodytext) { |
| $Apache::lonxml::evaluate = 1; |
my $location=&Apache::lonnet::filelocation('',$bodytext); |
| $Apache::lonxml::import = 1; |
my $styletext=&Apache::lonnet::getfile($location); |
| } elsif ($target eq 'modified') { |
if ($styletext ne '-1') { |
| $Apache::lonxml::redirection = 0; |
%style_for_target = (%style_for_target, |
| $Apache::lonxml::metamode = 0; |
&Apache::style::styleparser($target,$styletext)); |
| $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; |
|
| } |
} |
| |
|
| #&printalltags(); |
#&printalltags(); |
| my @pars = (); |
my @pars = (); |
| @Apache::lonxml::pwd=(); |
|
| 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 = ''; |
|
| my $finaloutput = ''; |
|
| my $newarg = ''; |
|
| my $result; |
|
| |
|
| 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"); |
|
| $safeeval->permit("sort"); |
|
| $safeeval->deny(":base_io"); |
|
| $safehole->wrap(\&Apache::lonnet::EXT,$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'); |
|
| |
|
| #need to inspect this class of ops |
|
| # $safeeval->deny(":base_orig"); |
|
| $safeinit .= ';$external::target='.$target.';'; |
|
| $safeinit .= ';$external::randomseed='.&Apache::lonnet::rndseed().';'; |
|
| &Apache::run::run($safeinit,$safeeval); |
|
| #-------------------- Redefinition of the target in the case of compound target |
#-------------------- Redefinition of the target in the case of compound target |
| |
|
| ($target, my @tenta) = split('&&',$target); |
($target, my @tenta) = split('&&',$target); |
| |
|
| my @stack = (); |
my @stack = (); |
| my @parstack = (); |
my @parstack = (); |
| &initdepth; |
&initdepth; |
| my $token; |
|
| while ( $#pars > -1 ) { |
|
| while ($token = $pars[$#pars]->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,\@parstack, |
|
| \@pars, $safeeval, \%style_for_target); |
|
| } |
|
| } elsif ($token->[0] eq 'E') { |
|
| #clear out any tags that didn't end |
|
| while ($token->[1] ne $stack[$#stack] && ($#stack > -1)) { |
|
| &Apache::lonxml::warning("Unbalanced tags in resource $stack['-1']"); |
|
| pop @stack;pop @parstack;&decreasedepth($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 { |
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 { |
|
| &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[$#parstack]); |
|
| } else { |
|
| $finaloutput .= &Apache::run::evaluate($result,$safeeval, |
|
| $parstack[$#parstack]); |
|
| } |
|
| } else { |
|
| $finaloutput .= &Apache::run::evaluate($result,$safeeval,''); |
|
| } |
|
| $result = ''; |
|
| } |
|
| if ($token->[0] eq 'E') { |
|
| pop @stack;pop @parstack;&decreasedepth($token); |
|
| } |
|
| } |
|
| pop @pars; |
|
| pop @Apache::lonxml::pwd; |
|
| } |
} |
| |
if ($Apache::lonxml::counter_changed) { &store_counter() } |
| |
return $finaloutput; |
| |
} |
| |
|
| # if ($target eq 'meta') { |
sub htmlclean { |
| # $finaloutput.=&endredirection; |
my ($raw,$full)=@_; |
| # } |
|
| |
|
| if (($ENV{'QUERY_STRING'}) && ($target eq 'web')) { |
my $tree = HTML::TreeBuilder->new; |
| $finaloutput=&afterburn($finaloutput); |
$tree->ignore_unknown(0); |
| } |
|
| |
|
| return $finaloutput; |
$tree->parse($raw); |
| |
|
| |
my $output= $tree->as_HTML(undef,' '); |
| |
|
| |
$output=~s/\<(br|hr|img|meta|allow)(.*?)\>/\<$1$2 \/\>/gis; |
| |
$output=~s/\<\/(br|hr|img|meta|allow)\>//gis; |
| |
unless ($full) { |
| |
$output=~s/\<[\/]*(body|head|html)\>//gis; |
| |
} |
| |
|
| |
$tree = $tree->delete; |
| |
|
| |
return $output; |
| } |
} |
| |
|
| |
sub latex_special_symbols { |
| |
my ($current_token,$stack,$parstack,$where)=@_; |
| |
if ($where=='header') { |
| |
$current_token =~ s/_/ /g; |
| |
$current_token =~ s/\^/ /g; |
| |
$current_token =~ s/&/\\&/g; |
| |
} else { |
| |
$current_token=~s/\\ /\\char92 /g; |
| |
$current_token=~s/\^/\\char94 /g; |
| |
$current_token=~s/\~/\\char126 /g; |
| |
$current_token=~s/(&[^a-z\#])/\\$1/g; |
| |
$current_token=~s/([^&])\#/$1\\#/g; |
| |
$current_token=~s/(\$|_|{|})/\\$1/g; |
| |
$current_token=~s/\\char92 /\\texttt{\\char92}/g; |
| |
$current_token=~s/>/\$>\$/g; #more |
| |
$current_token=~s/</\$<\$/g; #less |
| |
if ($current_token=~m/\d%/) {$current_token =~ s/(\d)%/$1\\%/g;} #percent after digit |
| |
if ($current_token=~m/\s%/) {$current_token =~ s/(\s)%/$1\\%/g;} #persent after space |
| |
} |
| |
return $current_token; |
| |
} |
| |
|
| sub recurse { |
sub inner_xmlparse { |
| |
my ($target,$stack,$parstack,$pars,$safeeval,$style_for_target)=@_; |
| my @innerstack = (); |
my $finaloutput = ''; |
| my @innerparstack = (); |
my $result; |
| my ($newarg,$target,$safeeval,$style_for_target,@parstack) = @_; |
my $token; |
| my @pat = (); |
while ( $#$pars > -1 ) { |
| &newparser(\@pat,\$newarg); |
while ($token = $$pars['-1']->get_token) { |
| my $tokenpat; |
if (($token->[0] eq 'T') || ($token->[0] eq 'C') || ($token->[0] eq 'D') ) { |
| my $partstring = ''; |
if ($metamode<1) { |
| my $output=''; |
my $text=$token->[1]; |
| my $decls=''; |
if ($token->[0] eq 'C' && $target eq 'tex') { |
| while ( $#pat > -1 ) { |
$text = '%'.$text."\n"; |
| while ($tokenpat = $pat[$#pat]->get_token) { |
} |
| if (($tokenpat->[0] eq 'T') || ($tokenpat->[0] eq 'C') || ($tokenpat->[0] eq 'D') ) { |
$result.=$text; |
| if ($metamode<1) { $partstring=$tokenpat->[1]; } |
} |
| } elsif ($tokenpat->[0] eq 'PI') { |
} elsif ($token->[0] eq 'PI') { |
| if ($metamode<1) { $partstring=$tokenpat->[2]; } |
if ($metamode<1) { |
| } elsif ($tokenpat->[0] eq 'S') { |
$result=$token->[2]; |
| push (@innerstack,$tokenpat->[1]); |
} |
| push (@innerparstack,&parstring($tokenpat)); |
} elsif ($token->[0] eq 'S') { |
| &increasedepth($tokenpat); |
# add tag to stack |
| $partstring = &callsub("start_$tokenpat->[1]", |
push (@$stack,$token->[1]); |
| $target, $tokenpat, \@innerparstack, |
# add parameters list to another stack |
| \@pat, $safeeval, $style_for_target); |
push (@$parstack,&parstring($token)); |
| } elsif ($tokenpat->[0] eq 'E') { |
&increasedepth($token); |
| |
if ($Apache::lonxml::usestyle && |
| |
exists($$style_for_target{$token->[1]})) { |
| |
$Apache::lonxml::usestyle=0; |
| |
my $string=$$style_for_target{$token->[1]}. |
| |
'<LONCAPA_INTERNAL_TURN_STYLE_ON />'; |
| |
&Apache::lonxml::newparser($pars,\$string); |
| |
} else { |
| |
$result = &callsub("start_$token->[1]", $target, $token, $stack, |
| |
$parstack, $pars, $safeeval, $style_for_target); |
| |
} |
| |
} elsif ($token->[0] eq 'E') { |
| #clear out any tags that didn't end |
#clear out any tags that didn't end |
| while ($tokenpat->[1] ne $innerstack[$#innerstack] |
while ($token->[1] ne $$stack['-1'] && ($#$stack > -1)) { |
| && ($#innerstack > -1)) { |
my $lasttag=$$stack[-1]; |
| &Apache::lonxml::warning("Unbalanced tags in resource $innerstack['-1']"); |
if ($token->[1] =~ /^$lasttag$/i) { |
| pop @innerstack;pop @innerparstack;&decreasedepth($tokenpat); |
&Apache::lonxml::warning('Using tag </'.$token->[1].'> as end tag to <'.$$stack[-1].'>'); |
| } |
last; |
| $partstring = &callsub("end_$tokenpat->[1]", |
|
| $target, $tokenpat, \@innerparstack, |
|
| \@pat, $safeeval, $style_for_target); |
|
| } else { |
|
| &Apache::lonxml::error("Unknown token event :$tokenpat->[0]:$tokenpat->[1]:"); |
|
| } |
|
| #pass both the variable to the style tag, and the tag we |
|
| #are processing inside the <definedtag> |
|
| if ( $partstring ne "" ) { |
|
| if ( $#parstack > -1 ) { |
|
| if ( $#innerparstack > -1 ) { |
|
| $decls= $parstack[$#parstack].$innerparstack[$#innerparstack]; |
|
| } else { |
} else { |
| $decls= $parstack[$#parstack]; |
&Apache::lonxml::warning('Found tag </'.$token->[1].'> when looking for </'.$$stack[-1].'> in file'); |
| |
&end_tag($stack,$parstack,$token); |
| } |
} |
| |
} |
| |
|
| |
if ($Apache::lonxml::usestyle && |
| |
exists($$style_for_target{'/'."$token->[1]"})) { |
| |
$Apache::lonxml::usestyle=0; |
| |
my $string=$$style_for_target{'/'.$token->[1]}. |
| |
'<LONCAPA_INTERNAL_TURN_STYLE_ON />'; |
| |
&Apache::lonxml::newparser($pars,\$string); |
| } else { |
} else { |
| if ( $#innerparstack > -1 ) { |
$result = &callsub("end_$token->[1]", $target, $token, $stack, |
| $decls=$innerparstack[$#innerparstack]; |
$parstack, $pars,$safeeval, $style_for_target); |
| } else { |
|
| $decls=''; |
|
| } |
|
| } |
} |
| $output .= &Apache::run::evaluate($partstring,$safeeval,$decls); |
} else { |
| $partstring = ''; |
&Apache::lonxml::error("Unknown token event :$token->[0]:$token->[1]:"); |
| |
} |
| |
#evaluate variable refs in result |
| |
if ($result ne "") { |
| |
if ( $#$parstack > -1 ) { |
| |
$result=&Apache::run::evaluate($result,$safeeval,$$parstack[-1]); |
| |
} else { |
| |
$result= &Apache::run::evaluate($result,$safeeval,''); |
| |
} |
| |
} |
| |
if (($token->[0] eq 'T') || ($token->[0] eq 'C') || ($token->[0] eq 'D') ) { |
| |
if ($target eq 'tex') { |
| |
$result=&latex_special_symbols($result,$stack,$parstack); |
| |
} |
| |
} |
| |
|
| |
# Encode any high ASCII characters |
| |
if (!$Apache::lonxml::prevent_entity_encode) { |
| |
$result=&HTML::Entities::encode($result,"\200-\377"); |
| } |
} |
| if ($tokenpat->[0] eq 'E') { pop @innerstack;pop @innerparstack; |
if ($Apache::lonxml::redirection) { |
| &decreasedepth($tokenpat);} |
$Apache::lonxml::outputstack['-1'] .= $result; |
| |
} else { |
| |
$finaloutput.=$result; |
| |
} |
| |
$result = ''; |
| |
|
| |
if ($token->[0] eq 'E') { |
| |
&end_tag($stack,$parstack,$token); |
| |
} |
| |
} |
| |
if ($#$pars > -1) { |
| |
pop @$pars; |
| |
pop @Apache::lonxml::pwd; |
| } |
} |
| pop @pat; |
|
| pop @Apache::lonxml::pwd; |
|
| } |
} |
| return $output; |
|
| |
# if ($target eq 'meta') { |
| |
# $finaloutput.=&endredirection; |
| |
# } |
| |
|
| |
|
| |
if (($ENV{'QUERY_STRING'}) && ($target eq 'web')) { |
| |
$finaloutput=&afterburn($finaloutput); |
| |
} |
| |
return $finaloutput; |
| } |
} |
| |
|
| sub callsub { |
sub callsub { |
| my ($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{$tag}[-1]; |
| if (!$space) { |
if (!$space) { |
| $tag=~tr/A-Z/a-z/; |
$tag=~tr/A-Z/a-z/; |
| $sub=~tr/A-Z/a-z/; |
$sub=~tr/A-Z/a-z/; |
| $space=$Apache::lonxml::alltags{$tag} |
$space=$Apache::lonxml::alltags{$tag}[-1] |
| } |
} |
| if ($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"); |
| } 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 $metamode"); |
| |
if ($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(); |
| $currentstring.=&Apache::edit::handle_insert(); |
} elsif ($token->[0] eq 'E') { |
| } else { |
$currentstring = $token->[2]; |
| $currentstring = $token->[2]; |
$currentstring.=&Apache::edit::handle_insertafter($token->[1]); |
| |
} else { |
| |
$currentstring = $token->[2]; |
| |
} |
| } |
} |
| } |
} |
| } |
} |
|
Line 418 sub callsub {
|
Line 862 sub callsub {
|
| return $currentstring; |
return $currentstring; |
| } |
} |
| |
|
| |
sub setup_globals { |
| |
my ($request,$target)=@_; |
| |
$Apache::lonxml::request=$request; |
| |
$Apache::lonxml::registered = 0; |
| |
$errorcount=0; |
| |
$warningcount=0; |
| |
$Apache::lonxml::default_homework_loaded=0; |
| |
$Apache::lonxml::usestyle=1; |
| |
&init_counter(); |
| |
@Apache::lonxml::pwd=(); |
| |
@Apache::lonxml::extlinks=(); |
| |
if ($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; |
| |
$Apache::lonxml::import = 0; |
| |
} elsif ($target eq 'analyze') { |
| |
$Apache::lonxml::redirection = 0; |
| |
$Apache::lonxml::metamode = 0; |
| |
$Apache::lonxml::evaluate = 1; |
| |
$Apache::lonxml::import = 1; |
| |
} 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'); |
| |
|
| |
$safehole->wrap(\&Math::Cephes::bdtr ,$safeeval,'&bdtr' ); |
| |
$safehole->wrap(\&Math::Cephes::bdtrc ,$safeeval,'&bdtrc' ); |
| |
$safehole->wrap(\&Math::Cephes::bdtri ,$safeeval,'&bdtri' ); |
| |
$safehole->wrap(\&Math::Cephes::btdtr ,$safeeval,'&btdtr' ); |
| |
$safehole->wrap(\&Math::Cephes::chdtr ,$safeeval,'&chdtr' ); |
| |
$safehole->wrap(\&Math::Cephes::chdtrc,$safeeval,'&chdtrc'); |
| |
$safehole->wrap(\&Math::Cephes::chdtri,$safeeval,'&chdtri'); |
| |
$safehole->wrap(\&Math::Cephes::fdtr ,$safeeval,'&fdtr' ); |
| |
$safehole->wrap(\&Math::Cephes::fdtrc ,$safeeval,'&fdtrc' ); |
| |
$safehole->wrap(\&Math::Cephes::fdtri ,$safeeval,'&fdtri' ); |
| |
$safehole->wrap(\&Math::Cephes::gdtr ,$safeeval,'&gdtr' ); |
| |
$safehole->wrap(\&Math::Cephes::gdtrc ,$safeeval,'&gdtrc' ); |
| |
$safehole->wrap(\&Math::Cephes::nbdtr ,$safeeval,'&nbdtr' ); |
| |
$safehole->wrap(\&Math::Cephes::nbdtrc,$safeeval,'&nbdtrc'); |
| |
$safehole->wrap(\&Math::Cephes::nbdtri,$safeeval,'&nbdtri'); |
| |
$safehole->wrap(\&Math::Cephes::ndtr ,$safeeval,'&ndtr' ); |
| |
$safehole->wrap(\&Math::Cephes::ndtri ,$safeeval,'&ndtri' ); |
| |
$safehole->wrap(\&Math::Cephes::pdtr ,$safeeval,'&pdtr' ); |
| |
$safehole->wrap(\&Math::Cephes::pdtrc ,$safeeval,'&pdtrc' ); |
| |
$safehole->wrap(\&Math::Cephes::pdtri ,$safeeval,'&pdtri' ); |
| |
$safehole->wrap(\&Math::Cephes::stdtr ,$safeeval,'&stdtr' ); |
| |
$safehole->wrap(\&Math::Cephes::stdtri,$safeeval,'&stdtri'); |
| |
|
| |
# $safehole->wrap(\&Math::Cephes::new_fract,$safeeval,'&new_fract'); |
| |
# $safehole->wrap(\&Math::Cephes::radd,$safeeval,'&radd'); |
| |
# $safehole->wrap(\&Math::Cephes::rsub,$safeeval,'&rsub'); |
| |
# $safehole->wrap(\&Math::Cephes::rmul,$safeeval,'&rmul'); |
| |
# $safehole->wrap(\&Math::Cephes::rdiv,$safeeval,'&rdiv'); |
| |
# $safehole->wrap(\&Math::Cephes::euclid,$safeeval,'&euclid'); |
| |
|
| |
$safehole->wrap(\&Math::Random::random_beta,$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,$safeeval); |
| |
} |
| |
|
| |
sub default_homework_load { |
| |
my ($safeeval)=@_; |
| |
&Apache::lonxml::debug('Loading default_homework'); |
| |
my $default=&Apache::lonnet::getfile('/home/httpd/html/res/adm/includes/default_homework.lcpm'); |
| |
if ($default == -1) { |
| |
&Apache::lonxml::error("<b>Unable to find <i>default_homework.lcpm</i></b>"); |
| |
} else { |
| |
&Apache::run::run($default,$safeeval); |
| |
$Apache::lonxml::default_homework_loaded=1; |
| |
} |
| |
} |
| |
|
| sub startredirection { |
sub startredirection { |
| $Apache::lonxml::redirection++; |
$Apache::lonxml::redirection++; |
| push (@Apache::lonxml::outputstack, ''); |
push (@Apache::lonxml::outputstack, ''); |
|
Line 432 sub endredirection {
|
Line 1028 sub endredirection {
|
| pop @Apache::lonxml::outputstack; |
pop @Apache::lonxml::outputstack; |
| } |
} |
| |
|
| |
sub end_tag { |
| |
my ($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 458 sub decreasedepth {
|
Line 1061 sub decreasedepth {
|
| $Apache::lonxml::olddepth=$Apache::lonxml::depth+1; |
$Apache::lonxml::olddepth=$Apache::lonxml::depth+1; |
| } |
} |
| if ( $Apache::lonxml::depth < -1) { |
if ( $Apache::lonxml::depth < -1) { |
| &Apache::lonxml::warning("Unbalanced tags in resource"); |
&Apache::lonxml::warning("Missing tags, unable to properly run file."); |
| $Apache::lonxml::depth='-1'; |
$Apache::lonxml::depth='-1'; |
| } |
} |
| my $curdepth=join('_',@Apache::lonxml::depthcounter); |
my $curdepth=join('_',@Apache::lonxml::depthcounter); |
|
Line 466 sub decreasedepth {
|
Line 1069 sub decreasedepth {
|
| #print "<br />e $Apache::lonxml::depth : $Apache::lonxml::olddepth : $token->[1] : $curdepth\n"; |
#print "<br />e $Apache::lonxml::depth : $Apache::lonxml::olddepth : $token->[1] : $curdepth\n"; |
| } |
} |
| |
|
| sub get_all_text { |
sub get_all_text_unbalanced { |
| |
#there is a copy of this in lonpublisher.pm |
| |
my($tag,$pars)= @_; |
| |
my $token; |
| |
my $result=''; |
| |
$tag='<'.$tag.'>'; |
| |
while ($token = $$pars[-1]->get_token) { |
| |
if (($token->[0] eq 'T')||($token->[0] eq 'C')||($token->[0] eq 'D')) { |
| |
$result.=$token->[1]; |
| |
} elsif ($token->[0] eq 'PI') { |
| |
$result.=$token->[2]; |
| |
} elsif ($token->[0] eq 'S') { |
| |
$result.=$token->[4]; |
| |
} elsif ($token->[0] eq 'E') { |
| |
$result.=$token->[2]; |
| |
} |
| |
if ($result =~ /(.*)\Q$tag\E(.*)/s) { |
| |
&Apache::lonxml::debug('Got a winner with leftovers ::'.$2); |
| |
&Apache::lonxml::debug('Result is :'.$1); |
| |
$result=$1; |
| |
my $redo=$tag.$2; |
| |
&Apache::lonxml::newparser($pars,\$redo); |
| |
last; |
| |
} |
| |
} |
| |
return $result |
| |
} |
| |
|
| |
sub increment_counter { |
| |
$Apache::lonxml::counter++; |
| |
$Apache::lonxml::counter_changed=1; |
| |
} |
| |
|
| |
sub init_counter { |
| |
if (defined($ENV{'form.counter'})) { |
| |
$Apache::lonxml::counter=$ENV{'form.counter'}; |
| |
} elsif (not defined($Apache::lonxml::counter)) { |
| |
$Apache::lonxml::counter=1; |
| |
&store_counter(); |
| |
} |
| |
$Apache::lonxml::counter_changed=0; |
| |
} |
| |
|
| |
sub store_counter { |
| |
&Apache::lonnet::appenv(('form.counter' => $Apache::lonxml::counter)); |
| |
return ''; |
| |
} |
| |
|
| |
sub get_all_text { |
| my($tag,$pars)= @_; |
my($tag,$pars)= @_; |
| |
&Apache::lonxml::debug("Got a ".ref($pars)); |
| |
my $gotfullstack=1; |
| |
if (ref($pars) ne 'ARRAY') { |
| |
$gotfullstack=0; |
| |
$pars=[$pars]; |
| |
} |
| my $depth=0; |
my $depth=0; |
| my $token; |
my $token; |
| my $result=''; |
my $result=''; |
| if ( $tag =~ m:^/: ) { |
if ( $tag =~ m:^/: ) { |
| my $tag=substr($tag,1); |
my $tag=substr($tag,1); |
| # &Apache::lonxml::debug("have:$tag:"); |
#&Apache::lonxml::debug("have:$tag:"); |
| while (($depth >=0) && ($token = $pars->get_token)) { |
my $top_empty=0; |
| # &Apache::lonxml::debug("e token:$token->[0]:$depth:$token->[1]"); |
while (($depth >=0) && ($#$pars > -1) && (!$top_empty)) { |
| if (($token->[0] eq 'T')||($token->[0] eq 'C')||($token->[0] eq 'D')) { |
while (($depth >=0) && ($token = $$pars[-1]->get_token)) { |
| $result.=$token->[1]; |
#&Apache::lonxml::debug("e token:$token->[0]:$depth:$token->[1]:".$#$pars.":".$#Apache::lonxml::pwd); |
| } elsif ($token->[0] eq 'PI') { |
if (($token->[0] eq 'T')||($token->[0] eq 'C')||($token->[0] eq 'D')) { |
| $result.=$token->[2]; |
$result.=$token->[1]; |
| } elsif ($token->[0] eq 'S') { |
} elsif ($token->[0] eq 'PI') { |
| if ($token->[1] eq $tag) { $depth++; } |
$result.=$token->[2]; |
| $result.=$token->[4]; |
} elsif ($token->[0] eq 'S') { |
| } elsif ($token->[0] eq 'E') { |
if ($token->[1] =~ /^$tag$/i) { $depth++; } |
| if ( $token->[1] eq $tag) { $depth--; } |
$result.=$token->[4]; |
| #skip sending back the last end tag |
} elsif ($token->[0] eq 'E') { |
| if ($depth > -1) { $result.=$token->[2]; } else { |
if ( $token->[1] =~ /^$tag$/i) { $depth--; } |
| $pars->unget_token($token); |
#skip sending back the last end tag |
| |
if ($depth > -1) { $result.=$token->[2]; } else { |
| |
$$pars[-1]->unget_token($token); |
| |
} |
| } |
} |
| } |
} |
| |
if (($depth >=0) && ($#$pars == 0) ) { $top_empty=1; } |
| |
if (($depth >=0) && ($#$pars > 0) ) { |
| |
pop(@$pars); |
| |
pop(@Apache::lonxml::pwd); |
| |
} |
| } |
} |
| } else { |
if ($top_empty && $depth >= 0) { |
| while ($token = $pars->get_token) { |
#never found the end tag ran out of text, throw error send back blank |
| # &Apache::lonxml::debug("s token:$token->[0]:$depth:$token->[1]"); |
&error('Never found end tag for <'.$tag.'>'); |
| if (($token->[0] eq 'T')||($token->[0] eq 'C')||($token->[0] eq 'D')) { |
if ($gotfullstack) { |
| $result.=$token->[1]; |
my $newstring='</'.$tag.'>'.$result; |
| } elsif ($token->[0] eq 'PI') { |
&Apache::lonxml::newparser($pars,\$newstring); |
| $result.=$token->[2]; |
|
| } elsif ($token->[0] eq 'S') { |
|
| if ( $token->[1] eq $tag) { |
|
| $pars->unget_token($token); last; |
|
| } else { |
|
| $result.=$token->[4]; |
|
| } |
} |
| } elsif ($token->[0] eq 'E') { |
$result=''; |
| $result.=$token->[2]; |
|
| } |
|
| } |
} |
| |
} else { |
| |
while ($#$pars > -1) { |
| |
while ($token = $$pars[-1]->get_token) { |
| |
#&Apache::lonxml::debug("s token:$token->[0]:$depth:$token->[1]"); |
| |
if (($token->[0] eq 'T')||($token->[0] eq 'C')|| |
| |
($token->[0] eq 'D')) { |
| |
$result.=$token->[1]; |
| |
} elsif ($token->[0] eq 'PI') { |
| |
$result.=$token->[2]; |
| |
} elsif ($token->[0] eq 'S') { |
| |
if ( $token->[1] =~ /^$tag$/i) { |
| |
$$pars[-1]->unget_token($token); last; |
| |
} else { |
| |
$result.=$token->[4]; |
| |
} |
| |
} elsif ($token->[0] eq 'E') { |
| |
$result.=$token->[2]; |
| |
} |
| |
} |
| |
if (($#$pars > 0) ) { |
| |
pop(@$pars); |
| |
pop(@Apache::lonxml::pwd); |
| |
} else { last; } |
| |
} |
| |
} |
| |
if ($result =~ m|<LONCAPA_INTERNAL_TURN_STYLE_ON />|) { |
| |
$Apache::lonxml::usestyle=1; |
| } |
} |
| # &Apache::lonxml::debug("Exit:$result:"); |
#&Apache::lonxml::debug("Exit:$result:"); |
| return $result |
return $result |
| } |
} |
| |
|
| sub newparser { |
sub newparser { |
| my ($parser,$contentref,$dir) = @_; |
my ($parser,$contentref,$dir) = @_; |
| push (@$parser,HTML::TokeParser->new($contentref)); |
push (@$parser,HTML::LCParser->new($contentref)); |
| $$parser['-1']->xml_mode('1'); |
$$parser['-1']->xml_mode('1'); |
| if ( $dir eq '' ) { |
if ( $dir eq '' ) { |
| push (@Apache::lonxml::pwd, $Apache::lonxml::pwd[$#Apache::lonxml::pwd]); |
push (@Apache::lonxml::pwd, $Apache::lonxml::pwd[$#Apache::lonxml::pwd]); |
|
Line 530 sub newparser {
|
Line 1213 sub newparser {
|
| sub parstring { |
sub parstring { |
| my ($token) = @_; |
my ($token) = @_; |
| my $temp=''; |
my $temp=''; |
| map { |
foreach (@{$token->[3]}) { |
| unless ($_=~/\W/) { |
unless ($_=~/\W/) { |
| my $val=$token->[2]->{$_}; |
my $val=$token->[2]->{$_}; |
| $val =~ s/([\%\@\\])/\\$1/g; |
$val =~ s/([\%\@\\\"])/\\$1/g; |
| #if ($val =~ m/^[\%\@]/) { $val="\\".$val; } |
#if ($val =~ m/^[\%\@]/) { $val="\\".$val; } |
| $temp .= "my \$$_=\"$val\";" |
$temp .= "my \$$_=\"$val\";" |
| } |
} |
| } @{$token->[3]}; |
} |
| return $temp; |
return $temp; |
| } |
} |
| |
|
| 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 { |
foreach (@extlinks) { |
| $httpref{'httpref.'. |
$httpref{'httpref.'. |
| &Apache::lonnet::hreflocation($thisdir,$_)}=$thisurl; } @extlinks; |
&Apache::lonnet::hreflocation($thisdir,$_)}=$thisurl; |
| |
} |
| |
@extlinks=(); |
| &Apache::lonnet::appenv(%httpref); |
&Apache::lonnet::appenv(%httpref); |
| } |
} |
| |
|
|
Line 557 sub writeallows {
|
Line 1246 sub writeallows {
|
| # |
# |
| sub afterburn { |
sub afterburn { |
| my $result=shift; |
my $result=shift; |
| map { |
&Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'}, |
| my ($name, $value) = split(/=/,$_); |
['highlight','anchor','link']); |
| $value =~ tr/+/ /; |
|
| $value =~ s/%([a-fA-F0-9][a-fA-F0-9])/pack("C",hex($1))/eg; |
|
| if (($name eq 'highlight')||($name eq 'anchor')||($name eq 'link')) { |
|
| unless ($ENV{'form.'.$name}) { |
|
| $ENV{'form.'.$name}=$value; |
|
| } |
|
| } |
|
| } (split(/&/,$ENV{'QUERY_STRING'})); |
|
| if ($ENV{'form.highlight'}) { |
if ($ENV{'form.highlight'}) { |
| map { |
foreach (split(/\,/,$ENV{'form.highlight'})) { |
| my $anchorname=$_; |
my $anchorname=$_; |
| my $matchthis=$anchorname; |
my $matchthis=$anchorname; |
| $matchthis=~s/\_+/\\s\+/g; |
$matchthis=~s/\_+/\\s\+/g; |
| $result=~s/($matchthis)/\<font color=\"red\"\>$1\<\/font\>/gs; |
$result=~s/($matchthis)/\<font color=\"red\"\>$1\<\/font\>/gs; |
| } split(/\,/,$ENV{'form.highlight'}); |
} |
| } |
} |
| if ($ENV{'form.link'}) { |
if ($ENV{'form.link'}) { |
| map { |
foreach (split(/\,/,$ENV{'form.link'})) { |
| my ($anchorname,$linkurl)=split(/\>/,$_); |
my ($anchorname,$linkurl)=split(/\>/,$_); |
| my $matchthis=$anchorname; |
my $matchthis=$anchorname; |
| $matchthis=~s/\_+/\\s\+/g; |
$matchthis=~s/\_+/\\s\+/g; |
| $result=~s/($matchthis)/\<a href=\"$linkurl\"\>$1\<\/a\>/gs; |
$result=~s/($matchthis)/\<a href=\"$linkurl\"\>$1\<\/a\>/gs; |
| } split(/\,/,$ENV{'form.link'}); |
} |
| } |
} |
| if ($ENV{'form.anchor'}) { |
if ($ENV{'form.anchor'}) { |
| my $anchorname=$ENV{'form.anchor'}; |
my $anchorname=$ENV{'form.anchor'}; |
|
Line 589 sub afterburn {
|
Line 1270 sub afterburn {
|
| $matchthis=~s/\_+/\\s\+/g; |
$matchthis=~s/\_+/\\s\+/g; |
| $result=~s/($matchthis)/\<a name=\"$anchorname\"\>$1\<\/a\>/s; |
$result=~s/($matchthis)/\<a name=\"$anchorname\"\>$1\<\/a\>/s; |
| $result.=(<<"ENDSCRIPT"); |
$result.=(<<"ENDSCRIPT"); |
| <script> |
<script type="text/javascript"> |
| document.location.hash='$anchorname'; |
document.location.hash='$anchorname'; |
| </script> |
</script> |
| ENDSCRIPT |
ENDSCRIPT |
|
Line 602 sub storefile {
|
Line 1283 sub storefile {
|
| if (my $fh=Apache::File->new('>'.$file)) { |
if (my $fh=Apache::File->new('>'.$file)) { |
| print $fh $contents; |
print $fh $contents; |
| $fh->close(); |
$fh->close(); |
| |
} else { |
| |
&warning("Unable to save file $file"); |
| } |
} |
| } |
} |
| |
|
| sub inserteditinfo { |
sub createnewhtml { |
| my ($result,$filecontents)=@_; |
my $filecontents=(<<SIMPLECONTENT); |
| unless ($filecontents) { |
|
| $filecontents=(<<SIMPLECONTENT); |
|
| <html> |
<html> |
| <head> |
<head> |
| <title> |
<title> |
|
Line 622 sub inserteditinfo {
|
Line 1303 sub inserteditinfo {
|
| </body> |
</body> |
| </html> |
</html> |
| SIMPLECONTENT |
SIMPLECONTENT |
| } |
return $filecontents; |
| my $editheader='<a href="#editsection">Edit below</a><hr />'; |
} |
| |
|
| |
|
| |
sub inserteditinfo { |
| |
my ($result,$filecontents)=@_; |
| |
$filecontents = &HTML::Entities::encode($filecontents); |
| |
# my $editheader='<a href="#editsection">Edit below</a><hr />'; |
| |
my $buttons=(<<BUTTONS); |
| |
<input type="submit" name="attemptclean" |
| |
value="Save and then attempt to clean HTML" /> |
| |
<input type="submit" name="savethisfile" value="Save this" /> |
| |
<input type="submit" name="viewmode" value="View" /> |
| |
BUTTONS |
| my $editfooter=(<<ENDFOOTER); |
my $editfooter=(<<ENDFOOTER); |
| <hr /> |
<hr /> |
| <a name="editsection" /> |
<a name="editsection" /> |
| <form method="post"> |
<form method="post"> |
| |
<input type="hidden" name="editmode" value="Edit" /> |
| |
$buttons<br /> |
| <textarea cols="80" rows="40" name="filecont">$filecontents</textarea> |
<textarea cols="80" rows="40" name="filecont">$filecontents</textarea> |
| |
<br />$buttons |
| <br /> |
<br /> |
| <input type="submit" name="savethisfile" value="Save this file" /> |
|
| </form> |
</form> |
| ENDFOOTER |
ENDFOOTER |
| $result=~s/(\<body[^\>]*\>)/$1$editheader/is; |
# $result=~s/(\<body[^\>]*\>)/$1$editheader/is; |
| $result=~s/(\<\/body\>)/$editfooter/is; |
$result=~s/(\<\/body\>)/$editfooter/is; |
| return $result; |
return $result; |
| } |
} |
| |
|
| |
sub get_target { |
| |
my $viewgrades=&Apache::lonnet::allowed('vgr',$ENV{'request.course.id'}); |
| |
if ( $ENV{'request.state'} eq 'published') { |
| |
if ( defined($ENV{'form.grade_target'}) |
| |
&& ($viewgrades == 'F' )) { |
| |
return ($ENV{'form.grade_target'}); |
| |
} elsif (defined($ENV{'form.grade_target'})) { |
| |
if (($ENV{'form.grade_target'} eq 'web') || |
| |
($ENV{'form.grade_target'} eq 'tex') ) { |
| |
return $ENV{'form.grade_target'} |
| |
} else { |
| |
return 'web'; |
| |
} |
| |
} else { |
| |
return 'web'; |
| |
} |
| |
} elsif ($ENV{'request.state'} eq 'construct') { |
| |
if ( defined($ENV{'form.grade_target'})) { |
| |
return ($ENV{'form.grade_target'}); |
| |
} else { |
| |
return 'web'; |
| |
} |
| |
} else { |
| |
return 'web'; |
| |
} |
| |
} |
| |
|
| sub handler { |
sub handler { |
| my $request=shift; |
my $request=shift; |
| |
|
| my $target='web'; |
my $target=&get_target(); |
| |
|
| $Apache::lonxml::debug=0; |
$Apache::lonxml::debug=0; |
| |
|
|
Line 650 sub handler {
|
Line 1372 sub handler {
|
| } else { |
} else { |
| $request->content_type('text/html'); |
$request->content_type('text/html'); |
| } |
} |
| |
&Apache::loncommon::no_cache($request); |
| $request->send_http_header; |
$request->send_http_header; |
| |
|
| return OK if $request->header_only; |
return OK if $request->header_only; |
| |
|
| |
|
|
Line 661 sub handler {
|
Line 1383 sub handler {
|
| # Edit action? Save file. |
# Edit action? Save file. |
| # |
# |
| unless ($ENV{'request.state'} eq 'published') { |
unless ($ENV{'request.state'} eq 'published') { |
| if ($ENV{'form.savethisfile'}) { |
if (($ENV{'form.savethisfile'}) || ($ENV{'form.attemptclean'})) { |
| &storefile($file,$ENV{'form.filecont'}); |
&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) { |
| $result=(<<ENDNOTFOUND); |
$result=(<<ENDNOTFOUND); |
|
Line 680 sub handler {
|
Line 1402 sub handler {
|
| </html> |
</html> |
| ENDNOTFOUND |
ENDNOTFOUND |
| $filecontents=''; |
$filecontents=''; |
| |
if ($ENV{'request.state'} ne 'published') { |
| |
$filecontents=&createnewhtml(); |
| |
$ENV{'form.editmode'}='Edit'; #force edit mode |
| |
} |
| } else { |
} else { |
| $result = &Apache::lonxml::xmlparse($target,$filecontents,'',%mystyle); |
unless ($ENV{'request.state'} eq 'published') { |
| |
if ($ENV{'form.attemptclean'}) { |
| |
$filecontents=&htmlclean($filecontents,1); |
| |
} |
| |
} |
| |
if (!$ENV{'form.editmode'} || $ENV{'form.viewmode'}) { |
| |
$result = &Apache::lonxml::xmlparse($request,$target,$filecontents, |
| |
'',%mystyle); |
| |
} |
| } |
} |
| |
|
| # |
# |
| # Edit action? Insert editing commands |
# Edit action? Insert editing commands |
| # |
# |
| unless ($ENV{'request.state'} eq 'published') { |
unless ($ENV{'request.state'} eq 'published') { |
| |
if ($ENV{'form.editmode'} && (!($ENV{'form.viewmode'}))) { |
| |
my $displayfile=$request->uri; |
| |
$displayfile=~s/^\/[^\/]*//; |
| |
$result='<html><body bgcolor="#FFFFFF"><h3>'.$displayfile. |
| |
'</h3></body></html>'; |
| $result=&inserteditinfo($result,$filecontents); |
$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"; |
$|=1; |
| |
print('<font size="-2"<pre>DEBUG:'.&HTML::Entities::encode($_[0])."</pre></font>\n"); |
| } |
} |
| } |
} |
| |
|
| sub error { |
sub error { |
| |
$errorcount++; |
| if (($Apache::lonxml::debug eq 1) || ($ENV{'request.state'} eq 'construct') ) { |
if (($Apache::lonxml::debug eq 1) || ($ENV{'request.state'} eq 'construct') ) { |
| print "<b>ERROR:</b>".$_[0]."<br />\n"; |
# If printing in construction space, put the error inside <pre></pre> |
| |
print "<b>ERROR:</b>".join("\n",@_)."\n"; |
| } else { |
} else { |
| print "<b>An Error occured while processing this resource. The instructor has been notified.</b> <br />"; |
print "<b>An Error occured while processing this resource. The instructor has been notified.</b> <br />"; |
| #notify author |
#notify author |
| &Apache::lonmsg::author_res_msg($ENV{'request.filename'},$_[0]); |
&Apache::lonmsg::author_res_msg($ENV{'request.filename'},join('<br />',@_)); |
| #notify course |
#notify course |
| if ( $ENV{'request.course.id'} ) { |
if ( $ENV{'request.course.id'} ) { |
| my $users=$ENV{'course.'.$ENV{'request.course.id'}.'.comment.email'}; |
my (undef,%users)=&Apache::lonfeedback::decide_receiver(undef,0,1,1,1); |
| foreach my $user (split /\,/, $users) { |
my $declutter=&Apache::lonnet::declutter($ENV{'request.filename'}); |
| ($user,my $domain) = split /:/, $user; |
foreach (keys %users) { |
| &Apache::lonmsg::user_normal_msg($user,$domain,"Error in $ENV{'request.filename'}",$_[0]); |
my ($user,$domain) = split(/:/, $_); |
| |
&Apache::lonmsg::user_normal_msg($user,$domain, |
| |
"Error [$declutter]",join('<br />',@_)); |
| } |
} |
| } |
} |
| |
|
| #FIXME probably shouldn't have me get everything forever. |
#FIXME probably shouldn't have me get everything forever. |
| &Apache::lonmsg::user_normal_msg('albertel','msu',"Error in $ENV{'request.filename'}",$_[0]); |
&Apache::lonmsg::user_normal_msg('albertel','msu',"Error in $ENV{'request.filename'}",join('<br />',@_)); |
| #&Apache::lonmsg::user_normal_msg('albertel','103',"Error in $ENV{'request.filename'}",$_[0]); |
#&Apache::lonmsg::user_normal_msg('albertel','103',"Error in $ENV{'request.filename'}",$_[0]); |
| } |
} |
| } |
} |
| |
|
| sub warning { |
sub warning { |
| |
$warningcount++; |
| if ($ENV{'request.state'} eq 'construct') { |
if ($ENV{'request.state'} eq 'construct') { |
| print "<b>W</b>ARNING<b>:</b>".$_[0]."<br />\n"; |
print "<b>W</b>ARNING<b>:</b>".join('<br />',@_)."<br />\n"; |
| |
} |
| |
} |
| |
|
| |
sub get_param { |
| |
my ($param,$parstack,$safeeval,$context,$case_insensitive) = @_; |
| |
if ( ! $context ) { $context = -1; } |
| |
my $args =''; |
| |
if ( $#$parstack > (-2-$context) ) { $args=$$parstack[$context]; } |
| |
if ( ! $args ) { return undef; } |
| |
if ( $case_insensitive ) { |
| |
if ($args =~ s/(my \$)(\Q$param\E)(=\")/$1.lc($2).$3/ei) { |
| |
return &Apache::run::run("{$args;".'return $'.$param.'}', |
| |
$safeeval); #' |
| |
} else { |
| |
return undef; |
| |
} |
| |
} else { |
| |
if ( $args =~ /my \$\Q$param\E=\"/ ) { |
| |
return &Apache::run::run("{$args;".'return $'.$param.'}', |
| |
$safeeval); #' |
| |
} else { |
| |
return undef; |
| |
} |
| |
} |
| |
} |
| |
|
| |
sub get_param_var { |
| |
my ($param,$parstack,$safeeval,$context,$case_insensitive) = @_; |
| |
if ( ! $context ) { $context = -1; } |
| |
my $args =''; |
| |
if ( $#$parstack > (-2-$context) ) { $args=$$parstack[$context]; } |
| |
&Apache::lonxml::debug("Args are $args param is $param"); |
| |
if ($case_insensitive) { |
| |
if (! ($args=~s/(my \$)(\Q$param\E)(=\")/$1.lc($2).$3/ei)) { |
| |
return undef; |
| |
} |
| |
} elsif ( $args !~ /my \$\Q$param\E=\"/ ) { return undef; } |
| |
my $value=&Apache::run::run("{$args;".'return $'.$param.'}',$safeeval); #' |
| |
&Apache::lonxml::debug("first run is $value"); |
| |
if ($value =~ /^[\$\@\%]\w+$/) { |
| |
&Apache::lonxml::debug("doing second"); |
| |
my @result=&Apache::run::run("return $value",$safeeval,1); |
| |
if (!defined($result[0])) { |
| |
return $value |
| |
} else { |
| |
if (wantarray) { return @result; } else { return $result[0]; } |
| |
} |
| |
} else { |
| |
return $value; |
| } |
} |
| } |
} |
| |
|
|
Line 740 sub register_insert {
|
Line 1536 sub register_insert {
|
| 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"} = $function; |
| |
if (!defined($show)) { $show='yes'; } |
| |
$insertlist{"$tagnum.show"}= $show; |
| |
$insertlist{"$tag.num"}=$tagnum; |
| |
$tagnum++; |
| |
} |
| } |
} |
| $i++; #skipping TABLE line |
$i++; #skipping TABLE line |
| $tagnum = 0; |
$tagnum = 0; |
|
Line 753 sub register_insert {
|
Line 1554 sub register_insert {
|
| my $line = $data[$i]; |
my $line = $data[$i]; |
| my ($mnemonic,@which) = split(/ +/,$line); |
my ($mnemonic,@which) = split(/ +/,$line); |
| my $tag = $insertlist{"$tagnum.tag"}; |
my $tag = $insertlist{"$tagnum.tag"}; |
| for (my $j=0;$j <$#which;$j++) { |
for (my $j=0;$j <=$#which;$j++) { |
| if ( $which[$j] eq 'Y' ) { |
if ( $which[$j] eq 'Y' ) { |
| if ($insertlist{"$j.show"} ne 'no') { |
if ($insertlist{"$j.show"} ne 'no') { |
| push(@{ $insertlist{"$tag.which"} },$j); |
push(@{ $insertlist{"$tag.which"} },$j); |
|
Line 763 sub register_insert {
|
Line 1564 sub register_insert {
|
| $tagnum++; |
$tagnum++; |
| } |
} |
| } |
} |
| |
|
| |
sub description { |
| |
my ($token)=@_; |
| |
my $tagnum; |
| |
my $tag=$token->[1]; |
| |
foreach my $namespace (reverse @Apache::lonxml::namespace) { |
| |
my $testtag=$namespace.'::'.$tag; |
| |
$tagnum=$insertlist{"$testtag.num"}; |
| |
if (defined($tagnum)) { last; } |
| |
} |
| |
if (!defined ($tagnum)) { $tagnum=$Apache::lonxml::insertlist{"$tag.num"}; } |
| |
return $insertlist{$tagnum.'.description'}; |
| |
} |
| |
|
| |
# ----------------------------------------------------------------- whichuser |
| |
# returns a list of $symb, $courseid, $domain, $name that is correct for |
| |
# calls to lonnet functions for this setup. |
| |
# - looks for form.grade_ parameters |
| |
sub whichuser { |
| |
my ($symb,$courseid,$domain,$name); |
| |
if (defined($ENV{'form.grade_symb'})) { |
| |
my $tmp_courseid=$ENV{'form.grade_courseid'}; |
| |
my $allowed=&Apache::lonnet::allowed('mgr',$tmp_courseid); |
| |
if ($allowed) { |
| |
$symb=$ENV{'form.grade_symb'}; |
| |
$courseid=$ENV{'form.grade_courseid'}; |
| |
$domain=$ENV{'form.grade_domain'}; |
| |
$name=$ENV{'form.grade_username'}; |
| |
} |
| |
} else { |
| |
$symb=&Apache::lonnet::symbread(); |
| |
$courseid=$ENV{'request.course.id'}; |
| |
$domain=$ENV{'user.domain'}; |
| |
$name=$ENV{'user.name'}; |
| |
} |
| |
return ($symb,$courseid,$domain,$name); |
| |
} |
| |
|
| 1; |
1; |
| __END__ |
__END__ |
| |
|
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