version 1.247, 2003/04/07 22:28:08
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version 1.429, 2006/11/30 08:53:35
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Line 36
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Line 36
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# The C source of the Code may not be distributed by the Licensee |
# The C source of the Code may not be distributed by the Licensee |
# to any other parties under any circumstances. |
# to any other parties under any circumstances. |
# |
# |
# last modified 06/26/00 by Alexander Sakharuk |
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# 11/6 Gerd Kortemeyer |
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# 6/1/1 Gerd Kortemeyer |
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# 2/21,3/13 Guy |
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# 3/29,5/4 Gerd Kortemeyer |
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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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# 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 $prevent_entity_encode $errorcount $warningcount); |
qw(@pwd @outputstack $redirection $import @extlinks $metamode $evaluate %insertlist @namespace $errorcount $warningcount); |
use strict; |
use strict; |
use HTML::LCParser(); |
use HTML::LCParser(); |
use HTML::TreeBuilder(); |
use HTML::TreeBuilder(); |
Line 69 use Safe::Hole();
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Line 50 use Safe::Hole();
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use Math::Cephes(); |
use Math::Cephes(); |
use Math::Random(); |
use Math::Random(); |
use Opcode(); |
use Opcode(); |
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use POSIX qw(strftime); |
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use Time::HiRes qw( gettimeofday tv_interval ); |
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use Symbol(); |
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sub register { |
sub register { |
my ($space,@taglist) = @_; |
my ($space,@taglist) = @_; |
Line 94 use Apache::style();
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Line 78 use Apache::style();
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use Apache::run(); |
use Apache::run(); |
use Apache::londefdef(); |
use Apache::londefdef(); |
use Apache::scripttag(); |
use Apache::scripttag(); |
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use Apache::languagetags(); |
use Apache::edit(); |
use Apache::edit(); |
use Apache::lonnet(); |
use Apache::inputtags(); |
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use Apache::outputtags(); |
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use Apache::lonnet; |
use Apache::File(); |
use Apache::File(); |
use Apache::loncommon(); |
use Apache::loncommon(); |
use Apache::lonfeedback(); |
use Apache::lonfeedback(); |
use Apache::lonmsg(); |
use Apache::lonmsg(); |
use Apache::loncacc(); |
use Apache::loncacc(); |
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use Apache::lonlocal; |
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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 |
Line 135 $evaluate = 1;
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Line 123 $evaluate = 1;
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# stores the list of active tag namespaces |
# stores the list of active tag namespaces |
@namespace=(); |
@namespace=(); |
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# if 0 all high ASCII characters will be encoded into HTML Entities |
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$prevent_entity_encode=0; |
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# has the dynamic menu been updated to know about this resource |
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$Apache::lonxml::registered=0; |
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# a pointer the the Apache request object |
# a pointer the the Apache request object |
$Apache::lonxml::request=''; |
$Apache::lonxml::request=''; |
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Line 151 $Apache::lonxml::counter_changed=0;
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Line 133 $Apache::lonxml::counter_changed=0;
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#internal check on whether to look at style defs |
#internal check on whether to look at style defs |
$Apache::lonxml::usestyle=1; |
$Apache::lonxml::usestyle=1; |
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sub xmlbegin { |
#locations used to store the parameter string for style substitutions |
my $output=''; |
$Apache::lonxml::style_values=''; |
if ($ENV{'browser.mathml'}) { |
$Apache::lonxml::style_end_values=''; |
$output='<?xml version="1.0"?>' |
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.'<?xml-stylesheet type="text/css" href="/adm/MathML/mathml.css"?>' |
#array of ssi calls that need to occur after we are done parsing |
.'<!DOCTYPE html SYSTEM "/adm/MathML/mathml.dtd" ' |
@Apache::lonxml::ssi_info=(); |
.'[<!ENTITY mathns "http://www.w3.org/1998/Math/MathML">]>' |
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.'<html xmlns:math="http://www.w3.org/1998/Math/MathML" ' |
#should we do the postag variable interpolation |
.'xmlns="http://www.w3.org/TR/REC-html40">'; |
$Apache::lonxml::post_evaluate=1; |
} else { |
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$output='<html>'; |
#a header message to emit in the case of any generated warning or errors |
} |
$Apache::lonxml::warnings_error_header=''; |
return $output; |
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# Control whether or not LaTeX symbols should be substituted for their |
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# \ style equivalents...this may be turned off e.g. in an verbatim |
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# environment. |
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$Apache::lonxml::substitute_LaTeX_symbols = 1; # Starts out on. |
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sub enable_LaTeX_substitutions { |
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$Apache::lonxml::substitute_LaTeX_symbols = 1; |
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} |
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sub disable_LaTeX_substitutions { |
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$Apache::lonxml::substitute_LaTeX_symbols = 0; |
} |
} |
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sub xmlend { |
sub xmlend { |
my ($discussiononly,$symb)=@_; |
my ($target,$parser)=@_; |
my $discussion=''; |
my $mode='xml'; |
if ($ENV{'request.course.id'}) { |
my $status='OPEN'; |
my $crs='/'.$ENV{'request.course.id'}; |
if ($Apache::lonhomework::parsing_a_problem || |
if ($ENV{'request.course.sec'}) { |
$Apache::lonhomework::parsing_a_task ) { |
$crs.='_'.$ENV{'request.course.sec'}; |
$mode='problem'; |
} |
$status=$Apache::inputtags::status[-1]; |
$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 ($contrib{$idx.':attachmenturl'}) { |
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my ($fname,$ft) |
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=($contrib{$idx.':attachmenturl'}=~/\/(\w+)\.(\w+)$/); |
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$message.='<p>Attachment: <a href="'. |
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&Apache::lonnet::tokenwrapper($contrib{$idx.':attachmenturl'}). |
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'"><tt>'.$fname.'.'.$ft.'</tt></a>'; |
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} |
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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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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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$discussion.=(<<ENDDISCUSS); |
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<form action="/adm/feedback" method="post" name="mailform" enctype="multipart/form-data"> |
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<input type="submit" name="discuss" value="Post Discussion" /> |
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<input type="submit" name="anondiscuss" value="Post Anonymous Discussion" /> |
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<input type="hidden" name="symb" value="$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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<p> |
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Attachment (128 KB max size): <input type="file" name="attachment" /> |
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</p> |
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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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} |
} |
return $discussion.($discussiononly?'':'</html>'); |
my $discussion; |
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&Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'}, |
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['LONCAPA_INTERNAL_no_discussion']); |
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if (! exists($env{'form.LONCAPA_INTERNAL_no_discussion'}) || |
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$env{'form.LONCAPA_INTERNAL_no_discussion'} ne 'true') { |
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$discussion=&Apache::lonfeedback::list_discussion($mode,$status); |
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} |
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if ($target eq 'tex') { |
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$discussion.='<tex>\keephidden{ENDOFPROBLEM}\vskip 0.5mm\noindent\makebox[\textwidth/$number_of_columns][b]{\hrulefill}\end{document}</tex>'; |
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&Apache::lonxml::newparser($parser,\$discussion,''); |
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return ''; |
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} |
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return $discussion; |
} |
} |
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sub tokeninputfield { |
sub tokeninputfield { |
Line 331 sub maketoken {
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Line 239 sub maketoken {
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$symb=&Apache::lonnet::symbread(); |
$symb=&Apache::lonnet::symbread(); |
} |
} |
unless ($tuname) { |
unless ($tuname) { |
$tuname=$ENV{'user.name'}; |
$tuname=$env{'user.name'}; |
$tudom=$ENV{'user.domain'}; |
$tudom=$env{'user.domain'}; |
$tcrsid=$ENV{'request.course.id'}; |
$tcrsid=$env{'request.course.id'}; |
} |
} |
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return &Apache::lonnet::checkout($symb,$tuname,$tudom,$tcrsid); |
return &Apache::lonnet::checkout($symb,$tuname,$tudom,$tcrsid); |
Line 343 sub printtokenheader {
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Line 251 sub printtokenheader {
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my ($target,$token,$tsymb,$tcrsid,$tudom,$tuname)=@_; |
my ($target,$token,$tsymb,$tcrsid,$tudom,$tuname)=@_; |
unless ($token) { return ''; } |
unless ($token) { return ''; } |
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my ($symb,$courseid,$domain,$name) = &Apache::lonxml::whichuser(); |
my ($symb,$courseid,$domain,$name) = &Apache::lonnet::whichuser(); |
unless ($tsymb) { |
unless ($tsymb) { |
$tsymb=$symb; |
$tsymb=$symb; |
} |
} |
Line 353 sub printtokenheader {
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Line 261 sub printtokenheader {
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$tcrsid=$courseid; |
$tcrsid=$courseid; |
} |
} |
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my %reply=&Apache::lonnet::get('environment', |
my $plainname=&Apache::loncommon::plainname($tuname,$tudom); |
['firstname','middlename','lastname','generation'], |
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$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') { |
if ($target eq 'web') { |
my %idhash=&Apache::lonnet::idrget($tudom,($tuname)); |
my %idhash=&Apache::lonnet::idrget($tudom,($tuname)); |
return |
return |
'<img align="right" src="/cgi-bin/barcode.png?encode='.$token.'" />'. |
'<img align="right" src="/cgi-bin/barcode.png?encode='.$token.'" />'. |
'Checked out for '.$plainname. |
&mt('Checked out for').' '.$plainname. |
'<br />User: '.$tuname.' at '.$tudom. |
'<br />'.&mt('User').': '.$tuname.' at '.$tudom. |
'<br />ID: '.$idhash{$tuname}. |
'<br />'.&mt('ID').': '.$idhash{$tuname}. |
'<br />CourseID: '.$tcrsid. |
'<br />'.&mt('CourseID').': '.$tcrsid. |
'<br />Course: '.$ENV{'course.'.$tcrsid.'.description'}. |
'<br />'.&mt('Course').': '.$env{'course.'.$tcrsid.'.description'}. |
'<br />DocID: '.$token. |
'<br />'.&mt('DocID').': '.$token. |
'<br />Time: '.localtime().'<hr />'; |
'<br />'.&mt('Time').': '.&Apache::lonlocal::locallocaltime().'<hr />'; |
} else { |
} else { |
return $token; |
return $token; |
} |
} |
} |
} |
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sub fontsettings() { |
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my $headerstring=''; |
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if (($ENV{'browser.os'} eq 'mac') && (!$ENV{'browser.mathml'})) { |
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$headerstring.= |
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'<meta Content-Type="text/html; charset=x-mac-roman">'; |
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} |
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return $headerstring; |
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} |
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sub printalltags { |
sub printalltags { |
my $temp; |
my $temp; |
foreach $temp (sort keys %Apache::lonxml::alltags) { |
foreach $temp (sort keys %Apache::lonxml::alltags) { |
Line 399 sub xmlparse {
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Line 292 sub xmlparse {
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&setup_globals($request,$target); |
&setup_globals($request,$target); |
&Apache::inputtags::initialize_inputtags(); |
&Apache::inputtags::initialize_inputtags(); |
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&Apache::bridgetask::initialize_bridgetask(); |
&Apache::outputtags::initialize_outputtags(); |
&Apache::outputtags::initialize_outputtags(); |
&Apache::edit::initialize_edit(); |
&Apache::edit::initialize_edit(); |
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&Apache::londefdef::initialize_londefdef(); |
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# |
# |
# do we have a course style file? |
# do we have a course style file? |
# |
# |
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if ($ENV{'request.course.id'} && $ENV{'request.state'} ne 'construct') { |
if ($env{'request.course.id'} && $env{'request.state'} ne 'construct') { |
my $bodytext= |
my $bodytext= |
$ENV{'course.'.$ENV{'request.course.id'}.'.default_xml_style'}; |
$env{'course.'.$env{'request.course.id'}.'.default_xml_style'}; |
if ($bodytext) { |
if ($bodytext) { |
my $location=&Apache::lonnet::filelocation('',$bodytext); |
foreach my $file (split(',',$bodytext)) { |
my $styletext=&Apache::lonnet::getfile($location); |
my $location=&Apache::lonnet::filelocation('',$file); |
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my $styletext=&Apache::lonnet::getfile($location); |
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if ($styletext ne '-1') { |
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%style_for_target = (%style_for_target, |
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&Apache::style::styleparser($target,$styletext)); |
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} |
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} |
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} |
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} elsif ($env{'construct.style'} && ($env{'request.state'} eq 'construct')) { |
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my $location=&Apache::lonnet::filelocation('',$env{'construct.style'}); |
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my $styletext=&Apache::lonnet::getfile($location); |
if ($styletext ne '-1') { |
if ($styletext ne '-1') { |
%style_for_target = (%style_for_target, |
%style_for_target = (%style_for_target, |
&Apache::style::styleparser($target,$styletext)); |
&Apache::style::styleparser($target,$styletext)); |
} |
} |
} |
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} |
} |
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#&printalltags(); |
#&printalltags(); |
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my @pars = (); |
my @pars = (); |
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); |
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Line 434 sub xmlparse {
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Line 337 sub xmlparse {
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my @stack = (); |
my @stack = (); |
my @parstack = (); |
my @parstack = (); |
&initdepth; |
&initdepth(); |
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&init_alarm(); |
my $finaloutput = &inner_xmlparse($target,\@stack,\@parstack,\@pars, |
my $finaloutput = &inner_xmlparse($target,\@stack,\@parstack,\@pars, |
$safeeval,\%style_for_target); |
$safeeval,\%style_for_target,1); |
if ($ENV{'request.uri'}) { |
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&writeallows($ENV{'request.uri'}); |
if (@stack) { |
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&warning("At end of file some tags were still left unclosed, ". |
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'<tt><'.join('></tt>, <tt><',reverse(@stack)). |
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'></tt>'); |
} |
} |
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if ($env{'request.uri'}) { |
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&writeallows($env{'request.uri'}); |
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} |
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&do_registered_ssi(); |
if ($Apache::lonxml::counter_changed) { &store_counter() } |
if ($Apache::lonxml::counter_changed) { &store_counter() } |
return $finaloutput; |
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} |
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sub htmlclean { |
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my ($raw,$full)=@_; |
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my $tree = HTML::TreeBuilder->new; |
&clean_safespace($safeeval); |
$tree->ignore_unknown(0); |
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$tree->parse($raw); |
if ($env{'form.return_only_error_and_warning_counts'}) { |
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return "$errorcount:$warningcount"; |
my $output= $tree->as_HTML(undef,' '); |
} |
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return $finaloutput; |
$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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$tree = $tree->delete; |
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return $output; |
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} |
} |
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sub latex_special_symbols { |
sub latex_special_symbols { |
my ($current_token,$stack,$parstack,$where)=@_; |
my ($string,$where)=@_; |
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# |
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# If e.g. in verbatim mode, then don't substitute. |
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# but return original string. |
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# |
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if (!($Apache::lonxml::substitute_LaTeX_symbols)) { |
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return $string; |
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} |
if ($where eq 'header') { |
if ($where eq 'header') { |
$current_token =~ s/(\\|_|\^)/ /g; |
$string =~ s/\\/\$\\backslash\$/g; # \ -> $\backslash$ per LaTex line by line pg 10. |
$current_token =~ s/(\$|%|\#|&|\{|\})/\\$1/g; |
$string =~ s/(\$|%|\{|\})/\\$1/g; |
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$string=&Apache::lonprintout::character_chart($string); |
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# any & or # leftover should be safe to just escape |
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$string=~s/([^\\])\&/$1\\\&/g; |
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$string=~s/([^\\])\#/$1\\\#/g; |
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$string =~ s/_/\\_/g; # _ -> \_ |
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$string =~ s/\^/\\\^{}/g; # ^ -> \^{} |
} else { |
} else { |
$current_token=~s/\\ /\\char92 /g; |
$string=~s/\\/\\ensuremath{\\backslash}/g; |
$current_token=~s/\^/\\char94 /g; |
$string=~s/\\\%|\%/\\\%/g; |
$current_token=~s/\~/\\char126 /g; |
$string=~s/\\{|{/\\{/g; |
$current_token=~s/(&[^A-Za-z\#])/\\$1/g; |
$string=~s/\\}|}/\\}/g; |
$current_token=~s/([^&])\#/$1\\#/g; |
$string=~s/\\ensuremath\\{\\backslash\\}/\\ensuremath{\\backslash}/g; |
$current_token=~s/(\$|_|{|})/\\$1/g; |
$string=~s/\\\$|\$/\\\$/g; |
$current_token=~s/\\char92 /\\texttt{\\char92}/g; |
$string=~s/\\\_|\_/\\\_/g; |
$current_token=~s/(>|<)/\$$1\$/g; #more or less |
$string=~s/([^\\]|^)(\~|\^)/$1\\$2\\strut /g; |
if ($current_token=~m/\d%/) {$current_token =~ s/(\d)%/$1\\%/g;} #percent after digit |
$string=~s/(>|<)/\\ensuremath\{$1\}/g; #more or less |
if ($current_token=~m/\s%/) {$current_token =~ s/(\s)%/$1\\%/g;} #persent after space |
$string=&Apache::lonprintout::character_chart($string); |
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# any & or # leftover should be safe to just escape |
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$string=~s/\\\&|\&/\\\&/g; |
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$string=~s/\\\#|\#/\\\#/g; |
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$string=~s/\|/\$\\mid\$/g; |
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#single { or } How to escape? |
} |
} |
return $current_token; |
return $string; |
} |
} |
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sub inner_xmlparse { |
sub inner_xmlparse { |
my ($target,$stack,$parstack,$pars,$safeeval,$style_for_target)=@_; |
my ($target,$stack,$parstack,$pars,$safeeval,$style_for_target,$start)=@_; |
my $finaloutput = ''; |
my $finaloutput = ''; |
my $result; |
my $result; |
my $token; |
my $token; |
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my $dontpop=0; |
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my $startredirection = $Apache::lonxml::redirection; |
while ( $#$pars > -1 ) { |
while ( $#$pars > -1 ) { |
while ($token = $$pars['-1']->get_token) { |
while ($token = $$pars['-1']->get_token) { |
if (($token->[0] eq 'T') || ($token->[0] eq 'C') || ($token->[0] eq 'D') ) { |
if (($token->[0] eq 'T') || ($token->[0] eq 'C') ) { |
if ($metamode<1) { |
if ($metamode<1) { |
my $text=$token->[1]; |
my $text=$token->[1]; |
if ($token->[0] eq 'C' && $target eq 'tex') { |
if ($token->[0] eq 'C' && $target eq 'tex') { |
Line 502 sub inner_xmlparse {
|
Line 417 sub inner_xmlparse {
|
} |
} |
$result.=$text; |
$result.=$text; |
} |
} |
|
} elsif (($token->[0] eq 'D')) { |
|
if ($metamode<1 && $target eq 'web') { |
|
my $text=$token->[1]; |
|
$result.=$text; |
|
} |
} elsif ($token->[0] eq 'PI') { |
} elsif ($token->[0] eq 'PI') { |
if ($metamode<1) { |
if ($metamode<1 && $target eq 'web') { |
$result=$token->[2]; |
$result=$token->[2]; |
} |
} |
} elsif ($token->[0] eq 'S') { |
} elsif ($token->[0] eq 'S') { |
Line 518 sub inner_xmlparse {
|
Line 438 sub inner_xmlparse {
|
my $string=$$style_for_target{$token->[1]}. |
my $string=$$style_for_target{$token->[1]}. |
'<LONCAPA_INTERNAL_TURN_STYLE_ON />'; |
'<LONCAPA_INTERNAL_TURN_STYLE_ON />'; |
&Apache::lonxml::newparser($pars,\$string); |
&Apache::lonxml::newparser($pars,\$string); |
|
$Apache::lonxml::style_values=$$parstack[-1]; |
|
$Apache::lonxml::style_end_values=$$parstack[-1]; |
} else { |
} else { |
$result = &callsub("start_$token->[1]", $target, $token, $stack, |
$result = &callsub("start_$token->[1]", $target, $token, $stack, |
$parstack, $pars, $safeeval, $style_for_target); |
$parstack, $pars, $safeeval, $style_for_target); |
} |
} |
} elsif ($token->[0] eq 'E') { |
} elsif ($token->[0] eq 'E') { |
#clear out any tags that didn't end |
|
while ($token->[1] ne $$stack['-1'] && ($#$stack > -1)) { |
|
my $lasttag=$$stack[-1]; |
|
if ($token->[1] =~ /^$lasttag$/i) { |
|
&Apache::lonxml::warning('Using tag </'.$token->[1].'> on line '.$token->[3].' as end tag to <'.$$stack[-1].'>'); |
|
last; |
|
} else { |
|
&Apache::lonxml::warning('Found tag </'.$token->[1].'> on line '.$token->[3].' when looking for </'.$$stack[-1].'> in file'); |
|
&end_tag($stack,$parstack,$token); |
|
} |
|
} |
|
|
|
if ($Apache::lonxml::usestyle && |
if ($Apache::lonxml::usestyle && |
exists($$style_for_target{'/'."$token->[1]"})) { |
exists($$style_for_target{'/'."$token->[1]"})) { |
$Apache::lonxml::usestyle=0; |
$Apache::lonxml::usestyle=0; |
my $string=$$style_for_target{'/'.$token->[1]}. |
my $string=$$style_for_target{'/'.$token->[1]}. |
'<LONCAPA_INTERNAL_TURN_STYLE_ON />'; |
'<LONCAPA_INTERNAL_TURN_STYLE_ON end="'.$token->[1].'" />'; |
&Apache::lonxml::newparser($pars,\$string); |
&Apache::lonxml::newparser($pars,\$string); |
|
$Apache::lonxml::style_values=$Apache::lonxml::style_end_values; |
|
$Apache::lonxml::style_end_values=''; |
|
$dontpop=1; |
} else { |
} else { |
$result = &callsub("end_$token->[1]", $target, $token, $stack, |
#clear out any tags that didn't end |
$parstack, $pars,$safeeval, $style_for_target); |
while ($token->[1] ne $$stack['-1'] && ($#$stack > -1)) { |
|
my $lasttag=$$stack[-1]; |
|
if ($token->[1] =~ /^\Q$lasttag\E$/i) { |
|
&Apache::lonxml::warning('Using tag </'.$token->[1].'> on line '.$token->[3].' as end tag to <'.$$stack[-1].'>'); |
|
last; |
|
} else { |
|
&Apache::lonxml::warning('Found tag </'.$token->[1].'> on line '.$token->[3].' when looking for </'.$$stack[-1].'> in file'); |
|
&end_tag($stack,$parstack,$token); |
|
} |
|
} |
|
$result = &callsub("end_$token->[1]", $target, $token, $stack, |
|
$parstack, $pars,$safeeval, $style_for_target); |
} |
} |
} else { |
} else { |
&Apache::lonxml::error("Unknown token event :$token->[0]:$token->[1]:"); |
&Apache::lonxml::error("Unknown token event :$token->[0]:$token->[1]:"); |
} |
} |
#evaluate variable refs in result |
#evaluate variable refs in result |
if ($result ne "") { |
if ($Apache::lonxml::post_evaluate &&$result ne "") { |
|
my $extras; |
|
if (!$Apache::lonxml::usestyle) { |
|
$extras=$Apache::lonxml::style_values; |
|
} |
if ( $#$parstack > -1 ) { |
if ( $#$parstack > -1 ) { |
$result=&Apache::run::evaluate($result,$safeeval,$$parstack[-1]); |
$result=&Apache::run::evaluate($result,$safeeval,$extras.$$parstack[-1]); |
} else { |
} else { |
$result= &Apache::run::evaluate($result,$safeeval,''); |
$result= &Apache::run::evaluate($result,$safeeval,$extras); |
} |
} |
} |
} |
|
$Apache::lonxml::post_evaluate=1; |
|
|
if (($token->[0] eq 'T') || ($token->[0] eq 'C') || ($token->[0] eq 'D') ) { |
if (($token->[0] eq 'T') || ($token->[0] eq 'C') || ($token->[0] eq 'D') ) { |
if ($target eq 'tex') { |
#Style file definitions should be correct |
$result=&latex_special_symbols($result,$stack,$parstack); |
if ($target eq 'tex' && ($Apache::lonxml::usestyle)) { |
} |
$result=&latex_special_symbols($result); |
|
} |
} |
} |
|
|
# Encode any high ASCII characters |
|
if (!$Apache::lonxml::prevent_entity_encode) { |
|
$result=&HTML::Entities::encode($result,"\200-\377"); |
|
} |
|
if ($Apache::lonxml::redirection) { |
if ($Apache::lonxml::redirection) { |
$Apache::lonxml::outputstack['-1'] .= $result; |
$Apache::lonxml::outputstack['-1'] .= $result; |
} else { |
} else { |
Line 573 sub inner_xmlparse {
|
Line 500 sub inner_xmlparse {
|
} |
} |
$result = ''; |
$result = ''; |
|
|
if ($token->[0] eq 'E') { |
if ($token->[0] eq 'E' && !$dontpop) { |
&end_tag($stack,$parstack,$token); |
&end_tag($stack,$parstack,$token); |
} |
} |
|
$dontpop=0; |
} |
} |
if ($#$pars > -1) { |
if ($#$pars > -1) { |
pop @$pars; |
pop @$pars; |
Line 587 sub inner_xmlparse {
|
Line 515 sub inner_xmlparse {
|
# $finaloutput.=&endredirection; |
# $finaloutput.=&endredirection; |
# } |
# } |
|
|
|
if ( $start && $target eq 'grade') { &endredirection(); } |
|
if ( $Apache::lonxml::redirection > $startredirection) { |
|
while ($Apache::lonxml::redirection > $startredirection) { |
|
$finaloutput .= &endredirection(); |
|
} |
|
} |
if (($ENV{'QUERY_STRING'}) && ($target eq 'web')) { |
if (($ENV{'QUERY_STRING'}) && ($target eq 'web')) { |
$finaloutput=&afterburn($finaloutput); |
$finaloutput=&afterburn($finaloutput); |
} |
} |
return $finaloutput; |
return $finaloutput; |
} |
} |
|
|
|
## |
|
## Looks to see if there is a subroutine defined for this tag. If so, call it, |
|
## otherwise do not call it as we do not know what it is. |
|
## |
sub callsub { |
sub callsub { |
my ($sub,$target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_; |
my ($sub,$target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_; |
my $currentstring=''; |
my $currentstring=''; |
Line 626 sub callsub {
|
Line 563 sub callsub {
|
$parstack,$parser,$safeeval, |
$parstack,$parser,$safeeval, |
$style); |
$style); |
} else { |
} else { |
|
if ($target eq 'tex') { |
|
# throw away tag name |
|
return ''; |
|
} |
#&Apache::lonxml::debug("NOT Calling sub $sub in $space $metamode"); |
#&Apache::lonxml::debug("NOT Calling sub $sub in $space $metamode"); |
if ($metamode <1) { |
if ($metamode <1) { |
if (defined($token->[4]) && ($metamode < 1)) { |
if (defined($token->[4]) && ($metamode < 1)) { |
Line 665 sub callsub {
|
Line 606 sub callsub {
|
sub setup_globals { |
sub setup_globals { |
my ($request,$target)=@_; |
my ($request,$target)=@_; |
$Apache::lonxml::request=$request; |
$Apache::lonxml::request=$request; |
$Apache::lonxml::registered = 0; |
|
$errorcount=0; |
$errorcount=0; |
$warningcount=0; |
$warningcount=0; |
$Apache::lonxml::default_homework_loaded=0; |
$Apache::lonxml::default_homework_loaded=0; |
Line 673 sub setup_globals {
|
Line 613 sub setup_globals {
|
&init_counter(); |
&init_counter(); |
@Apache::lonxml::pwd=(); |
@Apache::lonxml::pwd=(); |
@Apache::lonxml::extlinks=(); |
@Apache::lonxml::extlinks=(); |
|
@Apache::lonxml::ssi_info=(); |
|
$Apache::lonxml::post_evaluate=1; |
|
$Apache::lonxml::warnings_error_header=''; |
|
$Apache::lonxml::substitute_LaTeX_symbols = 1; |
if ($target eq 'meta') { |
if ($target eq 'meta') { |
$Apache::lonxml::redirection = 0; |
$Apache::lonxml::redirection = 0; |
$Apache::lonxml::metamode = 1; |
$Apache::lonxml::metamode = 1; |
Line 684 sub setup_globals {
|
Line 628 sub setup_globals {
|
$Apache::lonxml::evaluate = 1; |
$Apache::lonxml::evaluate = 1; |
$Apache::lonxml::import = 1; |
$Apache::lonxml::import = 1; |
} elsif ($target eq 'grade') { |
} elsif ($target eq 'grade') { |
&startredirection; |
&startredirection(); #ended in inner_xmlparse on exit |
$Apache::lonxml::metamode = 0; |
$Apache::lonxml::metamode = 0; |
$Apache::lonxml::evaluate = 1; |
$Apache::lonxml::evaluate = 1; |
$Apache::lonxml::import = 1; |
$Apache::lonxml::import = 1; |
Line 713 sub setup_globals {
|
Line 657 sub setup_globals {
|
|
|
sub init_safespace { |
sub init_safespace { |
my ($target,$safeeval,$safehole,$safeinit) = @_; |
my ($target,$safeeval,$safehole,$safeinit) = @_; |
|
$safeeval->deny_only(':dangerous'); |
|
$safeeval->reval('use Math::Complex;'); |
|
$safeeval->permit_only(":default"); |
$safeeval->permit("entereval"); |
$safeeval->permit("entereval"); |
$safeeval->permit(":base_math"); |
$safeeval->permit(":base_math"); |
$safeeval->permit("sort"); |
$safeeval->permit("sort"); |
|
$safeeval->permit("time"); |
|
$safeeval->deny("rand"); |
|
$safeeval->deny("srand"); |
$safeeval->deny(":base_io"); |
$safeeval->deny(":base_io"); |
$safehole->wrap(\&Apache::scripttag::xmlparse,$safeeval,'&xmlparse'); |
$safehole->wrap(\&Apache::scripttag::xmlparse,$safeeval,'&xmlparse'); |
|
$safehole->wrap(\&Apache::outputtags::multipart,$safeeval,'&multipart'); |
$safehole->wrap(\&Apache::lonnet::EXT,$safeeval,'&EXT'); |
$safehole->wrap(\&Apache::lonnet::EXT,$safeeval,'&EXT'); |
|
$safehole->wrap(\&Apache::chemresponse::chem_standard_order,$safeeval, |
|
'&chem_standard_order'); |
|
$safehole->wrap(\&Apache::response::check_status,$safeeval,'&check_status'); |
|
|
$safehole->wrap(\&Math::Cephes::asin,$safeeval,'&asin'); |
$safehole->wrap(\&Math::Cephes::asin,$safeeval,'&asin'); |
$safehole->wrap(\&Math::Cephes::acos,$safeeval,'&acos'); |
$safehole->wrap(\&Math::Cephes::acos,$safeeval,'&acos'); |
$safehole->wrap(\&Math::Cephes::atan,$safeeval,'&atan'); |
$safehole->wrap(\&Math::Cephes::atan,$safeeval,'&atan'); |
Line 763 sub init_safespace {
|
Line 717 sub init_safespace {
|
$safehole->wrap(\&Math::Cephes::stdtr ,$safeeval,'&stdtr' ); |
$safehole->wrap(\&Math::Cephes::stdtr ,$safeeval,'&stdtr' ); |
$safehole->wrap(\&Math::Cephes::stdtri,$safeeval,'&stdtri'); |
$safehole->wrap(\&Math::Cephes::stdtri,$safeeval,'&stdtri'); |
|
|
|
$safehole->wrap(\&Math::Cephes::Matrix::mat,$safeeval,'&mat'); |
|
$safehole->wrap(\&Math::Cephes::Matrix::new,$safeeval, |
|
'&Math::Cephes::Matrix::new'); |
|
$safehole->wrap(\&Math::Cephes::Matrix::coef,$safeeval, |
|
'&Math::Cephes::Matrix::coef'); |
|
$safehole->wrap(\&Math::Cephes::Matrix::clr,$safeeval, |
|
'&Math::Cephes::Matrix::clr'); |
|
$safehole->wrap(\&Math::Cephes::Matrix::add,$safeeval, |
|
'&Math::Cephes::Matrix::add'); |
|
$safehole->wrap(\&Math::Cephes::Matrix::sub,$safeeval, |
|
'&Math::Cephes::Matrix::sub'); |
|
$safehole->wrap(\&Math::Cephes::Matrix::mul,$safeeval, |
|
'&Math::Cephes::Matrix::mul'); |
|
$safehole->wrap(\&Math::Cephes::Matrix::div,$safeeval, |
|
'&Math::Cephes::Matrix::div'); |
|
$safehole->wrap(\&Math::Cephes::Matrix::inv,$safeeval, |
|
'&Math::Cephes::Matrix::inv'); |
|
$safehole->wrap(\&Math::Cephes::Matrix::transp,$safeeval, |
|
'&Math::Cephes::Matrix::transp'); |
|
$safehole->wrap(\&Math::Cephes::Matrix::simq,$safeeval, |
|
'&Math::Cephes::Matrix::simq'); |
|
$safehole->wrap(\&Math::Cephes::Matrix::mat_to_vec,$safeeval, |
|
'&Math::Cephes::Matrix::mat_to_vec'); |
|
$safehole->wrap(\&Math::Cephes::Matrix::vec_to_mat,$safeeval, |
|
'&Math::Cephes::Matrix::vec_to_mat'); |
|
$safehole->wrap(\&Math::Cephes::Matrix::check,$safeeval, |
|
'&Math::Cephes::Matrix::check'); |
|
$safehole->wrap(\&Math::Cephes::Matrix::check,$safeeval, |
|
'&Math::Cephes::Matrix::check'); |
|
|
# $safehole->wrap(\&Math::Cephes::new_fract,$safeeval,'&new_fract'); |
# $safehole->wrap(\&Math::Cephes::new_fract,$safeeval,'&new_fract'); |
# $safehole->wrap(\&Math::Cephes::radd,$safeeval,'&radd'); |
# $safehole->wrap(\&Math::Cephes::radd,$safeeval,'&radd'); |
# $safehole->wrap(\&Math::Cephes::rsub,$safeeval,'&rsub'); |
# $safehole->wrap(\&Math::Cephes::rsub,$safeeval,'&rsub'); |
Line 791 sub init_safespace {
|
Line 775 sub init_safespace {
|
$safehole->wrap(\&Math::Random::random_set_seed_from_phrase,$safeeval,'&random_set_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'); |
$safehole->wrap(\&Math::Random::random_get_seed,$safeeval,'&random_get_seed'); |
$safehole->wrap(\&Math::Random::random_set_seed,$safeeval,'&random_set_seed'); |
$safehole->wrap(\&Math::Random::random_set_seed,$safeeval,'&random_set_seed'); |
|
$safehole->wrap(\&Apache::lonxml::error,$safeeval,'&LONCAPA_INTERNAL_ERROR'); |
|
$safehole->wrap(\&Apache::lonxml::debug,$safeeval,'&LONCAPA_INTERNAL_DEBUG'); |
|
$safehole->wrap(\&Apache::lonnet::logthis,$safeeval,'&LONCAPA_INTERNAL_LOGTHIS'); |
|
$safehole->wrap(\&Apache::inputtags::finalizeawards,$safeeval,'&LONCAPA_INTERNAL_FINALIZEAWARDS'); |
|
$safehole->wrap(\&Apache::caparesponse::get_sigrange,$safeeval,'&LONCAPA_INTERNAL_get_sigrange'); |
|
use Data::Dumper; |
|
$safehole->wrap(\&Data::Dumper::Dumper,$safeeval,'&LONCAPA_INTERNAL_Dumper'); |
#need to inspect this class of ops |
#need to inspect this class of ops |
# $safeeval->deny(":base_orig"); |
# $safeeval->deny(":base_orig"); |
|
$safeeval->permit("require"); |
$safeinit .= ';$external::target="'.$target.'";'; |
$safeinit .= ';$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,$safeeval); |
&Apache::run::run($safeinit,$safeeval); |
|
&initialize_rndseed($safeeval); |
|
} |
|
|
|
sub clean_safespace { |
|
my ($safeeval) = @_; |
|
delete_package_recurse($safeeval->{Root}); |
|
} |
|
|
|
sub delete_package_recurse { |
|
my ($package) = @_; |
|
my @subp; |
|
{ |
|
no strict 'refs'; |
|
while (my ($key,$val) = each(%{*{"$package\::"}})) { |
|
if (!defined($val)) { next; } |
|
local (*ENTRY) = $val; |
|
if (defined *ENTRY{HASH} && $key =~ /::$/ && |
|
$key ne "main::" && $key ne "<none>::") |
|
{ |
|
my ($p) = $package ne "main" ? "$package\::" : ""; |
|
($p .= $key) =~ s/::$//; |
|
push(@subp,$p); |
|
} |
|
} |
|
} |
|
foreach my $p (@subp) { |
|
delete_package_recurse($p); |
|
} |
|
Symbol::delete_package($package); |
|
} |
|
|
|
sub initialize_rndseed { |
|
my ($safeeval)=@_; |
|
my $rndseed; |
|
my ($symb,$courseid,$domain,$name) = &Apache::lonnet::whichuser(); |
|
$rndseed=&Apache::lonnet::rndseed($symb,$courseid,$domain,$name); |
|
my $safeinit = '$external::randomseed="'.$rndseed.'";'; |
|
&Apache::lonxml::debug("Setting rndseed to $rndseed"); |
|
&Apache::run::run($safeinit,$safeeval); |
} |
} |
|
|
sub default_homework_load { |
sub default_homework_load { |
Line 814 sub default_homework_load {
|
Line 840 sub default_homework_load {
|
} |
} |
} |
} |
|
|
|
{ |
|
my $alarm_depth; |
|
sub init_alarm { |
|
alarm(0); |
|
$alarm_depth=0; |
|
} |
|
|
|
sub start_alarm { |
|
if ($alarm_depth<1) { |
|
my $old=alarm($Apache::lonnet::perlvar{'lonScriptTimeout'}); |
|
if ($old) { |
|
&Apache::lonxml::error("Cancelled an alarm of $old, this shouldn't occur."); |
|
} |
|
} |
|
$alarm_depth++; |
|
} |
|
|
|
sub end_alarm { |
|
$alarm_depth--; |
|
if ($alarm_depth<1) { alarm(0); } |
|
} |
|
} |
|
my $metamode_was; |
sub startredirection { |
sub startredirection { |
$Apache::lonxml::redirection++; |
if (!$Apache::lonxml::redirection) { |
push (@Apache::lonxml::outputstack, ''); |
$metamode_was=$Apache::lonxml::metamode; |
|
} |
|
$Apache::lonxml::metamode=0; |
|
$Apache::lonxml::redirection++; |
|
push (@Apache::lonxml::outputstack, ''); |
} |
} |
|
|
sub endredirection { |
sub endredirection { |
if (!$Apache::lonxml::redirection) { |
if (!$Apache::lonxml::redirection) { |
&Apache::lonxml::error("Endredirection was called, before a startredirection, perhaps you have unbalanced tags. Some debuging information:".join ":",caller); |
&Apache::lonxml::error("Endredirection was called before a startredirection, perhaps you have unbalanced tags. Some debugging information:".join ":",caller); |
return ''; |
return ''; |
} |
} |
$Apache::lonxml::redirection--; |
$Apache::lonxml::redirection--; |
pop @Apache::lonxml::outputstack; |
if (!$Apache::lonxml::redirection) { |
|
$Apache::lonxml::metamode=$metamode_was; |
|
} |
|
pop @Apache::lonxml::outputstack; |
} |
} |
|
|
sub end_tag { |
sub end_tag { |
Line 841 sub initdepth {
|
Line 897 sub initdepth {
|
$Apache::lonxml::olddepth=-1; |
$Apache::lonxml::olddepth=-1; |
} |
} |
|
|
|
my @timers; |
|
my $lasttime; |
sub increasedepth { |
sub increasedepth { |
my ($token) = @_; |
my ($token) = @_; |
$Apache::lonxml::depth++; |
$Apache::lonxml::depth++; |
Line 848 sub increasedepth {
|
Line 906 sub increasedepth {
|
if ($Apache::lonxml::depthcounter[$Apache::lonxml::depth]==1) { |
if ($Apache::lonxml::depthcounter[$Apache::lonxml::depth]==1) { |
$Apache::lonxml::olddepth=$Apache::lonxml::depth; |
$Apache::lonxml::olddepth=$Apache::lonxml::depth; |
} |
} |
|
my $time; |
|
if ($Apache::lonxml::debug eq "1") { |
|
push(@timers,[&gettimeofday()]); |
|
$time=&tv_interval($lasttime); |
|
$lasttime=[&gettimeofday()]; |
|
} |
|
my $spacing=' 'x($Apache::lonxml::depth-1); |
my $curdepth=join('_',@Apache::lonxml::depthcounter); |
my $curdepth=join('_',@Apache::lonxml::depthcounter); |
&Apache::lonxml::debug("s $Apache::lonxml::depth : $Apache::lonxml::olddepth : $curdepth : $token->[1]\n"); |
&Apache::lonxml::debug("s$spacing$Apache::lonxml::depth : $Apache::lonxml::olddepth : $curdepth : $token->[1] : $time : \n"); |
#print "<br />s $Apache::lonxml::depth : $Apache::lonxml::olddepth : $curdepth : $token->[1]\n"; |
#print "<br />s $Apache::lonxml::depth : $Apache::lonxml::olddepth : $curdepth : $token->[1]\n"; |
} |
} |
|
|
Line 861 sub decreasedepth {
|
Line 926 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("Missing tags, unable to properly run file."); |
&Apache::lonxml::warning(&mt("Missing tags, unable to properly run file.")); |
$Apache::lonxml::depth='-1'; |
$Apache::lonxml::depth='-1'; |
} |
} |
|
my ($timer,$time); |
|
if ($Apache::lonxml::debug eq "1") { |
|
$timer=pop(@timers); |
|
$time=&tv_interval($lasttime); |
|
$lasttime=[&gettimeofday()]; |
|
} |
|
my $spacing=' 'x$Apache::lonxml::depth; |
my $curdepth=join('_',@Apache::lonxml::depthcounter); |
my $curdepth=join('_',@Apache::lonxml::depthcounter); |
&Apache::lonxml::debug("e $Apache::lonxml::depth : $Apache::lonxml::olddepth : $token->[1] : $curdepth\n"); |
&Apache::lonxml::debug("e$spacing$Apache::lonxml::depth : $Apache::lonxml::olddepth : $curdepth : $token->[1] : $time : ".&tv_interval($timer)."\n"); |
#print "<br />e $Apache::lonxml::depth : $Apache::lonxml::olddepth : $token->[1] : $curdepth\n"; |
#print "<br />e $Apache::lonxml::depth : $Apache::lonxml::olddepth : $token->[1] : $curdepth\n"; |
} |
} |
|
|
|
sub get_id { |
|
my ($parstack,$safeeval)=@_; |
|
my $id= &Apache::lonxml::get_param('id',$parstack,$safeeval); |
|
if ($env{'request.state'} eq 'construct' && $id =~ /(\.|_)/) { |
|
&error(&mt("IDs are not allowed to contain "<tt>_</tt>" or "<tt>.</tt>"")); |
|
} |
|
if ($id =~ /^\s*$/) { $id = $Apache::lonxml::curdepth; } |
|
return $id; |
|
} |
|
|
sub get_all_text_unbalanced { |
sub get_all_text_unbalanced { |
#there is a copy of this in lonpublisher.pm |
#there is a copy of this in lonpublisher.pm |
my($tag,$pars)= @_; |
my($tag,$pars)= @_; |
my $token; |
my $token; |
my $result=''; |
my $result=''; |
$tag='<'.$tag.'>'; |
$tag='<'.$tag.'>'; |
while ($token = $$pars[-1]->get_token) { |
while ($token = $$pars[-1]->get_token) { |
if (($token->[0] eq 'T')||($token->[0] eq 'C')||($token->[0] eq 'D')) { |
if (($token->[0] eq 'T')||($token->[0] eq 'C')||($token->[0] eq 'D')) { |
$result.=$token->[1]; |
if ($token->[0] eq 'T' && $token->[2]) { |
} elsif ($token->[0] eq 'PI') { |
$result.='<![CDATA['.$token->[1].']]>'; |
$result.=$token->[2]; |
} else { |
} elsif ($token->[0] eq 'S') { |
$result.=$token->[1]; |
$result.=$token->[4]; |
} |
} elsif ($token->[0] eq 'E') { |
} elsif ($token->[0] eq 'PI') { |
$result.=$token->[2]; |
$result.=$token->[2]; |
} |
} elsif ($token->[0] eq 'S') { |
if ($result =~ /(.*)\Q$tag\E(.*)/s) { |
$result.=$token->[4]; |
&Apache::lonxml::debug('Got a winner with leftovers ::'.$2); |
} elsif ($token->[0] eq 'E') { |
&Apache::lonxml::debug('Result is :'.$1); |
$result.=$token->[2]; |
$result=$1; |
} |
my $redo=$tag.$2; |
if ($result =~ /\Q$tag\E/is) { |
&Apache::lonxml::newparser($pars,\$redo); |
($result,my $redo)=$result =~ /(.*)\Q$tag\E(.*)/is; |
last; |
#&Apache::lonxml::debug('Got a winner with leftovers ::'.$2); |
} |
#&Apache::lonxml::debug('Result is :'.$1); |
} |
$redo=$tag.$redo; |
return $result |
&Apache::lonxml::newparser($pars,\$redo); |
|
last; |
|
} |
|
} |
|
return $result |
} |
} |
|
|
sub increment_counter { |
sub increment_counter { |
Line 908 sub increment_counter {
|
Line 994 sub increment_counter {
|
} |
} |
|
|
sub init_counter { |
sub init_counter { |
if (defined($ENV{'form.counter'})) { |
if ($env{'request.state'} eq 'construct') { |
$Apache::lonxml::counter=$ENV{'form.counter'}; |
$Apache::lonxml::counter=1; |
|
$Apache::lonxml::counter_changed=1; |
|
} elsif (defined($env{'form.counter'})) { |
|
$Apache::lonxml::counter=$env{'form.counter'}; |
$Apache::lonxml::counter_changed=0; |
$Apache::lonxml::counter_changed=0; |
} else { |
} else { |
$Apache::lonxml::counter=1; |
$Apache::lonxml::counter=1; |
Line 919 sub init_counter {
|
Line 1008 sub init_counter {
|
|
|
sub store_counter { |
sub store_counter { |
&Apache::lonnet::appenv(('form.counter' => $Apache::lonxml::counter)); |
&Apache::lonnet::appenv(('form.counter' => $Apache::lonxml::counter)); |
|
$Apache::lonxml::counter_changed=0; |
return ''; |
return ''; |
} |
} |
|
|
|
{ |
|
my $state; |
|
sub clear_problem_counter { |
|
undef($state); |
|
&Apache::lonnet::delenv('form.counter'); |
|
&Apache::lonxml::init_counter(); |
|
&Apache::lonxml::store_counter(); |
|
} |
|
|
|
sub remember_problem_counter { |
|
&Apache::lonnet::transfer_profile_to_env(undef,undef,1); |
|
$state = $env{'form.counter'}; |
|
} |
|
|
|
sub restore_problem_counter { |
|
if (defined($state)) { |
|
&Apache::lonnet::appenv(('form.counter' => $state)); |
|
} |
|
} |
|
sub get_problem_counter { |
|
if ($Apache::lonxml::counter_changed) { &store_counter() } |
|
&Apache::lonnet::transfer_profile_to_env(undef,undef,1); |
|
return $env{'form.counter'}; |
|
} |
|
} |
|
|
sub get_all_text { |
sub get_all_text { |
my($tag,$pars)= @_; |
my($tag,$pars,$style)= @_; |
&Apache::lonxml::debug("Got a ".ref($pars)); |
my $gotfullstack=1; |
my $gotfullstack=1; |
if (ref($pars) ne 'ARRAY') { |
if (ref($pars) ne 'ARRAY') { |
$gotfullstack=0; |
$gotfullstack=0; |
$pars=[$pars]; |
$pars=[$pars]; |
} |
} |
if (ref($style) ne 'HASH') { |
my $depth=0; |
$style={}; |
my $token; |
} |
my $result=''; |
my $depth=0; |
if ( $tag =~ m:^/: ) { |
my $token; |
my $tag=substr($tag,1); |
my $result=''; |
#&Apache::lonxml::debug("have:$tag:"); |
if ( $tag =~ m:^/: ) { |
my $top_empty=0; |
my $tag=substr($tag,1); |
while (($depth >=0) && ($#$pars > -1) && (!$top_empty)) { |
#&Apache::lonxml::debug("have:$tag:"); |
while (($depth >=0) && ($token = $$pars[-1]->get_token)) { |
my $top_empty=0; |
#&Apache::lonxml::debug("e token:$token->[0]:$depth:$token->[1]:".$#$pars.":".$#Apache::lonxml::pwd); |
while (($depth >=0) && ($#$pars > -1) && (!$top_empty)) { |
if (($token->[0] eq 'T')||($token->[0] eq 'C')||($token->[0] eq 'D')) { |
while (($depth >=0) && ($token = $$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]; |
if ($token->[2]) { |
} elsif ($token->[0] eq 'S') { |
$result.='<![CDATA['.$token->[1].']]>'; |
if ($token->[1] =~ /^$tag$/i) { $depth++; } |
} else { |
$result.=$token->[4]; |
$result.=$token->[1]; |
} elsif ($token->[0] eq 'E') { |
} |
if ( $token->[1] =~ /^$tag$/i) { $depth--; } |
} elsif ($token->[0] eq 'PI') { |
#skip sending back the last end tag |
$result.=$token->[2]; |
if ($depth > -1) { $result.=$token->[2]; } else { |
} elsif ($token->[0] eq 'S') { |
$$pars[-1]->unget_token($token); |
if ($token->[1] =~ /^\Q$tag\E$/i) { $depth++; } |
} |
if ($token->[1] =~ /^LONCAPA_INTERNAL_TURN_STYLE_ON$/) { $Apache::lonxml::usestyle=1; } |
} |
if ($token->[1] =~ /^LONCAPA_INTERNAL_TURN_STYLE_OFF$/) { $Apache::lonxml::usestyle=0; } |
} |
$result.=$token->[4]; |
if (($depth >=0) && ($#$pars == 0) ) { $top_empty=1; } |
} elsif ($token->[0] eq 'E') { |
if (($depth >=0) && ($#$pars > 0) ) { |
if ( $token->[1] =~ /^\Q$tag\E$/i) { $depth--; } |
pop(@$pars); |
#skip sending back the last end tag |
pop(@Apache::lonxml::pwd); |
if ($depth == 0 && exists($$style{'/'.$token->[1]}) && $Apache::lonxml::usestyle) { |
} |
my $string= |
} |
'<LONCAPA_INTERNAL_TURN_STYLE_OFF end="yes" />'. |
if ($top_empty && $depth >= 0) { |
$$style{'/'.$token->[1]}. |
#never found the end tag ran out of text, throw error send back blank |
$token->[2]. |
&error('Never found end tag for <'.$tag.'>'); |
'<LONCAPA_INTERNAL_TURN_STYLE_ON />'; |
if ($gotfullstack) { |
&Apache::lonxml::newparser($pars,\$string); |
my $newstring='</'.$tag.'>'.$result; |
#&Apache::lonxml::debug("reParsing $string"); |
&Apache::lonxml::newparser($pars,\$newstring); |
next; |
} |
} |
$result=''; |
if ($depth > -1) { |
} |
$result.=$token->[2]; |
} else { |
} else { |
while ($#$pars > -1) { |
$$pars[-1]->unget_token($token); |
while ($token = $$pars[-1]->get_token) { |
} |
#&Apache::lonxml::debug("s token:$token->[0]:$depth:$token->[1]"); |
} |
if (($token->[0] eq 'T')||($token->[0] eq 'C')|| |
} |
($token->[0] eq 'D')) { |
if (($depth >=0) && ($#$pars == 0) ) { $top_empty=1; } |
$result.=$token->[1]; |
if (($depth >=0) && ($#$pars > 0) ) { |
} elsif ($token->[0] eq 'PI') { |
pop(@$pars); |
$result.=$token->[2]; |
pop(@Apache::lonxml::pwd); |
} elsif ($token->[0] eq 'S') { |
} |
if ( $token->[1] =~ /^$tag$/i) { |
} |
$$pars[-1]->unget_token($token); last; |
if ($top_empty && $depth >= 0) { |
} else { |
#never found the end tag ran out of text, throw error send back blank |
$result.=$token->[4]; |
&error('Never found end tag for <'.$tag. |
} |
'> current string <pre>'. |
} elsif ($token->[0] eq 'E') { |
&HTML::Entities::encode($result,'<>&"'). |
$result.=$token->[2]; |
'</pre>'); |
} |
if ($gotfullstack) { |
} |
my $newstring='</'.$tag.'>'.$result; |
if (($#$pars > 0) ) { |
&Apache::lonxml::newparser($pars,\$newstring); |
pop(@$pars); |
} |
pop(@Apache::lonxml::pwd); |
$result=''; |
} else { last; } |
} |
} |
} else { |
} |
while ($#$pars > -1) { |
if ($result =~ m|<LONCAPA_INTERNAL_TURN_STYLE_ON />|) { |
while ($token = $$pars[-1]->get_token) { |
$Apache::lonxml::usestyle=1; |
#&Apache::lonxml::debug("s token:$token->[0]:$depth:$token->[1]"); |
} |
if (($token->[0] eq 'T')||($token->[0] eq 'C')|| |
#&Apache::lonxml::debug("Exit:$result:"); |
($token->[0] eq 'D')) { |
return $result |
if ($token->[2]) { |
|
$result.='<![CDATA['.$token->[1].']]>'; |
|
} else { |
|
$result.=$token->[1]; |
|
} |
|
} elsif ($token->[0] eq 'PI') { |
|
$result.=$token->[2]; |
|
} elsif ($token->[0] eq 'S') { |
|
if ( $token->[1] =~ /^\Q$tag\E$/i) { |
|
$$pars[-1]->unget_token($token); last; |
|
} else { |
|
$result.=$token->[4]; |
|
} |
|
if ($token->[1] =~ /^LONCAPA_INTERNAL_TURN_STYLE_ON$/) { $Apache::lonxml::usestyle=1; } |
|
if ($token->[1] =~ /^LONCAPA_INTERNAL_TURN_STYLE_OFF$/) { $Apache::lonxml::usestyle=0; } |
|
} elsif ($token->[0] eq 'E') { |
|
$result.=$token->[2]; |
|
} |
|
} |
|
if (($#$pars > 0) ) { |
|
pop(@$pars); |
|
pop(@Apache::lonxml::pwd); |
|
} else { last; } |
|
} |
|
} |
|
#&Apache::lonxml::debug("Exit:$result:"); |
|
return $result |
} |
} |
|
|
sub newparser { |
sub newparser { |
my ($parser,$contentref,$dir) = @_; |
my ($parser,$contentref,$dir) = @_; |
push (@$parser,HTML::LCParser->new($contentref)); |
push (@$parser,HTML::LCParser->new($contentref)); |
$$parser['-1']->xml_mode('1'); |
$$parser[-1]->xml_mode(1); |
|
$$parser[-1]->marked_sections(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]); |
} else { |
} else { |
push (@Apache::lonxml::pwd, $dir); |
push (@Apache::lonxml::pwd, $dir); |
} |
} |
# &Apache::lonxml::debug("pwd:$#Apache::lonxml::pwd"); |
|
# &Apache::lonxml::debug("pwd:$Apache::lonxml::pwd[$#Apache::lonxml::pwd]"); |
|
} |
} |
|
|
sub parstring { |
sub parstring { |
my ($token) = @_; |
my ($token) = @_; |
my $temp=''; |
my (@vars,@values); |
foreach (@{$token->[3]}) { |
foreach my $attr (@{$token->[3]}) { |
unless ($_=~/\W/) { |
if ($attr!~/\W/) { |
my $val=$token->[2]->{$_}; |
my $val=$token->[2]->{$attr}; |
$val =~ s/([\%\@\\\"\'])/\\$1/g; |
$val =~ s/([\%\@\\\"\'])/\\$1/g; |
#if ($val =~ m/^[\%\@]/) { $val="\\".$val; } |
$val =~ s/(\$[^\{a-zA-Z_])/\\$1/g; |
$temp .= "my \$$_=\"$val\";" |
$val =~ s/(\$)$/\\$1/; |
|
#if ($val =~ m/^[\%\@]/) { $val="\\".$val; } |
|
push(@vars,"\$$attr"); |
|
push(@values,"\"$val\""); |
|
} |
} |
} |
} |
my $var_init = |
return $temp; |
(@vars) ? 'my ('.join(',',@vars).') = ('.join(',',@values).');' |
|
: ''; |
|
return $var_init; |
|
} |
|
|
|
sub extlink { |
|
my ($res,$exact)=@_; |
|
if (!$exact) { |
|
$res=&Apache::lonnet::hreflocation($Apache::lonxml::pwd[-1],$res); |
|
} |
|
push(@Apache::lonxml::extlinks,$res) |
} |
} |
|
|
sub writeallows { |
sub writeallows { |
unless ($#extlinks>=0) { return; } |
unless ($#extlinks>=0) { return; } |
my $thisurl='/res/'.&Apache::lonnet::declutter(shift); |
my $thisurl = &Apache::lonnet::clutter(shift); |
if ($ENV{'httpref.'.$thisurl}) { |
if ($env{'httpref.'.$thisurl}) { |
$thisurl=$ENV{'httpref.'.$thisurl}; |
$thisurl=$env{'httpref.'.$thisurl}; |
} |
} |
my $thisdir=$thisurl; |
my $thisdir=$thisurl; |
$thisdir=~s/\/[^\/]+$//; |
$thisdir=~s/\/[^\/]+$//; |
Line 1046 sub writeallows {
|
Line 1201 sub writeallows {
|
&Apache::lonnet::appenv(%httpref); |
&Apache::lonnet::appenv(%httpref); |
} |
} |
|
|
|
sub register_ssi { |
|
my ($url,%form)=@_; |
|
push (@Apache::lonxml::ssi_info,{'url'=>$url,'form'=>\%form}); |
|
return ''; |
|
} |
|
|
|
sub do_registered_ssi { |
|
foreach my $info (@Apache::lonxml::ssi_info) { |
|
my %form=%{ $info->{'form'}}; |
|
my $url=$info->{'url'}; |
|
&Apache::lonnet::ssi($url,%form); |
|
} |
|
} |
# |
# |
# Afterburner handles anchors, highlights and links |
# Afterburner handles anchors, highlights and links |
# |
# |
Line 1053 sub afterburn {
|
Line 1221 sub afterburn {
|
my $result=shift; |
my $result=shift; |
&Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'}, |
&Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'}, |
['highlight','anchor','link']); |
['highlight','anchor','link']); |
if ($ENV{'form.highlight'}) { |
if ($env{'form.highlight'}) { |
foreach (split(/\,/,$ENV{'form.highlight'})) { |
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/(\Q$matchthis\E)/\<font color=\"red\"\>$1\<\/font\>/gs; |
} |
} |
} |
} |
if ($ENV{'form.link'}) { |
if ($env{'form.link'}) { |
foreach (split(/\,/,$ENV{'form.link'})) { |
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/(\Q$matchthis\E)/\<a href=\"$linkurl\"\>$1\<\/a\>/gs; |
} |
} |
} |
} |
if ($ENV{'form.anchor'}) { |
if ($env{'form.anchor'}) { |
my $anchorname=$ENV{'form.anchor'}; |
my $anchorname=$env{'form.anchor'}; |
my $matchthis=$anchorname; |
my $matchthis=$anchorname; |
$matchthis=~s/\_+/\\s\+/g; |
$matchthis=~s/\_+/\\s\+/g; |
$result=~s/($matchthis)/\<a name=\"$anchorname\"\>$1\<\/a\>/s; |
$result=~s/(\Q$matchthis\E)/\<a name=\"$anchorname\"\>$1\<\/a\>/s; |
$result.=(<<"ENDSCRIPT"); |
$result.=(<<"ENDSCRIPT"); |
<script type="text/javascript"> |
<script type="text/javascript"> |
document.location.hash='$anchorname'; |
document.location.hash='$anchorname'; |
Line 1085 ENDSCRIPT
|
Line 1253 ENDSCRIPT
|
|
|
sub storefile { |
sub storefile { |
my ($file,$contents)=@_; |
my ($file,$contents)=@_; |
|
&Apache::lonnet::correct_line_ends(\$contents); |
if (my $fh=Apache::File->new('>'.$file)) { |
if (my $fh=Apache::File->new('>'.$file)) { |
print $fh $contents; |
print $fh $contents; |
$fh->close(); |
$fh->close(); |
|
return 1; |
} else { |
} else { |
&warning("Unable to save file $file"); |
&warning("Unable to save file $file"); |
|
return 0; |
} |
} |
} |
} |
|
|
sub createnewhtml { |
sub createnewhtml { |
my $filecontents=(<<SIMPLECONTENT); |
my $title=&mt('Title of document goes here'); |
|
my $body=&mt('Body of document goes here'); |
|
my $filecontents=(<<SIMPLECONTENT); |
<html> |
<html> |
<head> |
<head> |
<title> |
<title>$title</title> |
Title of Document Goes Here |
|
</title> |
|
</head> |
</head> |
<body bgcolor="#FFFFFF"> |
<body bgcolor="#FFFFFF"> |
|
$body |
Body of Document Goes Here |
|
|
|
</body> |
</body> |
</html> |
</html> |
SIMPLECONTENT |
SIMPLECONTENT |
|
return $filecontents; |
|
} |
|
|
|
sub createnewsty { |
|
my $filecontents=(<<SIMPLECONTENT); |
|
<definetag name=""> |
|
<render> |
|
<web></web> |
|
<tex></tex> |
|
</render> |
|
</definetag> |
|
SIMPLECONTENT |
return $filecontents; |
return $filecontents; |
} |
} |
|
|
|
|
sub inserteditinfo { |
sub inserteditinfo { |
my ($result,$filecontents)=@_; |
my ($result,$filecontents,$filetype)=@_; |
$filecontents = &HTML::Entities::encode($filecontents); |
$filecontents = &HTML::Entities::encode($filecontents,'<>&"'); |
# my $editheader='<a href="#editsection">Edit below</a><hr />'; |
# my $editheader='<a href="#editsection">Edit below</a><hr />'; |
my $xml_help = '<table><tr><td>'. |
my $xml_help = ''; |
&Apache::loncommon::help_open_topic("Greek_Symbols",'Greek Symbols', |
my $initialize=''; |
undef,undef,600) |
if ($filetype eq 'html') { |
.'</td><td>'. |
my $addbuttons=&Apache::lonhtmlcommon::htmlareaaddbuttons(); |
&Apache::loncommon::help_open_topic("Other_Symbols",'Other Symbols', |
$initialize=&Apache::lonhtmlcommon::spellheader(); |
undef,undef,600) |
if (!&Apache::lonhtmlcommon::htmlareablocked() && |
.'</td></tr></table>'; |
&Apache::lonhtmlcommon::htmlareabrowser()) { |
|
$initialize.=(<<FULLPAGE); |
|
<script type="text/javascript"> |
|
$addbuttons |
|
|
|
HTMLArea.loadPlugin("FullPage"); |
|
|
|
function initDocument() { |
|
var editor=new HTMLArea("filecont",config); |
|
editor.registerPlugin(FullPage); |
|
editor.generate(); |
|
} |
|
</script> |
|
FULLPAGE |
|
} else { |
|
$initialize.=(<<FULLPAGE); |
|
<script type="text/javascript"> |
|
$addbuttons |
|
function initDocument() { |
|
} |
|
</script> |
|
FULLPAGE |
|
} |
|
$result=~s/\<body([^\>]*)\>/\<body onload="initDocument()" $1\>/i; |
|
$xml_help=&Apache::loncommon::helpLatexCheatsheet(); |
|
} |
|
my $cleanbut = ''; |
|
|
|
my $titledisplay=&display_title(); |
|
my %lt=&Apache::lonlocal::texthash('st' => 'Save and Edit', |
|
'vi' => 'Save and View', |
|
'dv' => 'Discard Edits and View', |
|
'un' => 'undo', |
|
'ed' => 'Edit'); |
my $buttons=(<<BUTTONS); |
my $buttons=(<<BUTTONS); |
<input type="submit" name="attemptclean" |
$cleanbut |
value="Save and then attempt to clean HTML" /> |
<input type="submit" name="discardview" accesskey="d" value="$lt{'dv'}" /> |
<input type="submit" name="savethisfile" value="Save this" /> |
<input type="submit" name="Undo" accesskey="u" value="$lt{'un'}" /><hr> |
<input type="submit" name="viewmode" value="View" /> |
<input type="submit" name="savethisfile" accesskey="s" value="$lt{'st'}" /> |
|
<input type="submit" name="viewmode" accesskey="v" value="$lt{'vi'}" /> |
BUTTONS |
BUTTONS |
|
$buttons.=&Apache::lonhtmlcommon::spelllink('xmledit','filecont'); |
my $editfooter=(<<ENDFOOTER); |
my $editfooter=(<<ENDFOOTER); |
|
$initialize |
<hr /> |
<hr /> |
<a name="editsection" /> |
<a name="editsection" /> |
<form method="post"> |
<form method="post" name="xmledit"> |
$xml_help |
$xml_help |
<input type="hidden" name="editmode" value="Edit" /> |
<input type="hidden" name="editmode" value="$lt{'ed'}" /> |
$buttons<br /> |
$buttons<br /> |
<textarea cols="80" rows="40" name="filecont">$filecontents</textarea> |
<textarea style="width:100%" cols="80" rows="44" name="filecont" id="filecont">$filecontents</textarea> |
<br />$buttons |
<br />$buttons |
<br /> |
<br /> |
</form> |
</form> |
|
$titledisplay |
|
</body> |
ENDFOOTER |
ENDFOOTER |
# $result=~s/(\<body[^\>]*\>)/$1$editheader/is; |
# $result=~s/(\<body[^\>]*\>)/$1$editheader/is; |
$result=~s/(\<\/body\>)/$editfooter/is; |
$result=~s/(\<\/body\>)/$editfooter/is; |
Line 1147 ENDFOOTER
|
Line 1366 ENDFOOTER
|
} |
} |
|
|
sub get_target { |
sub get_target { |
my $viewgrades=&Apache::lonnet::allowed('vgr',$ENV{'request.course.id'}); |
my $viewgrades=&Apache::lonnet::allowed('vgr',$env{'request.course.id'}); |
if ( $ENV{'request.state'} eq 'published') { |
if ( $env{'request.state'} eq 'published') { |
if ( defined($ENV{'form.grade_target'}) |
if ( defined($env{'form.grade_target'}) |
&& ($viewgrades == 'F' )) { |
&& ($viewgrades == 'F' )) { |
return ($ENV{'form.grade_target'}); |
return ($env{'form.grade_target'}); |
} elsif (defined($ENV{'form.grade_target'})) { |
} elsif (defined($env{'form.grade_target'})) { |
if (($ENV{'form.grade_target'} eq 'web') || |
if (($env{'form.grade_target'} eq 'web') || |
($ENV{'form.grade_target'} eq 'tex') ) { |
($env{'form.grade_target'} eq 'tex') ) { |
return $ENV{'form.grade_target'} |
return $env{'form.grade_target'} |
} else { |
} else { |
return 'web'; |
return 'web'; |
} |
} |
} else { |
} else { |
return 'web'; |
return 'web'; |
} |
} |
} elsif ($ENV{'request.state'} eq 'construct') { |
} elsif ($env{'request.state'} eq 'construct') { |
if ( defined($ENV{'form.grade_target'})) { |
if ( defined($env{'form.grade_target'})) { |
return ($ENV{'form.grade_target'}); |
return ($env{'form.grade_target'}); |
} else { |
} else { |
return 'web'; |
return 'web'; |
} |
} |
Line 1174 sub get_target {
|
Line 1393 sub get_target {
|
} |
} |
|
|
sub handler { |
sub handler { |
my $request=shift; |
my $request=shift; |
|
|
my $target=&get_target(); |
my $target=&get_target(); |
|
|
$Apache::lonxml::debug=0; |
$Apache::lonxml::debug=$env{'user.debug'}; |
|
|
if ($ENV{'browser.mathml'}) { |
&Apache::loncommon::content_type($request,'text/html'); |
$request->content_type('text/xml'); |
&Apache::loncommon::no_cache($request); |
} else { |
if ($env{'request.state'} eq 'published') { |
$request->content_type('text/html'); |
$request->set_last_modified(&Apache::lonnet::metadata($request->uri, |
} |
'lastrevisiondate')); |
&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; |
|
|
|
|
my $file=&Apache::lonnet::filelocation("",$request->uri); |
my $file=&Apache::lonnet::filelocation("",$request->uri); |
|
my $filetype; |
|
if ($file =~ /\.sty$/) { |
|
$filetype='sty'; |
|
} else { |
|
$filetype='html'; |
|
} |
# |
# |
# Edit action? Save file. |
# Edit action? Save file. |
# |
# |
unless ($ENV{'request.state'} eq 'published') { |
if (!($env{'request.state'} eq 'published')) { |
if (($ENV{'form.savethisfile'}) || ($ENV{'form.attemptclean'})) { |
if ($env{'form.savethisfile'} || $env{'form.viewmode'} || $env{'form.Undo'}) { |
&storefile($file,$ENV{'form.filecont'}); |
my $html_file=&Apache::lonnet::getfile($file); |
} |
my $error = &Apache::lonhomework::handle_save_or_undo($request, \$html_file, \$env{'form.filecont'}); |
} |
} |
my %mystyle; |
|
my $result = ''; |
|
my $filecontents=&Apache::lonnet::getfile($file); |
|
if ($filecontents eq -1) { |
|
$result=(<<ENDNOTFOUND); |
|
<html> |
|
<head> |
|
<title>File not found</title> |
|
</head> |
|
<body bgcolor="#FFFFFF"> |
|
<b>File not found: $file</b> |
|
</body> |
|
</html> |
|
ENDNOTFOUND |
|
$filecontents=''; |
|
if ($ENV{'request.state'} ne 'published') { |
|
$filecontents=&createnewhtml(); |
|
$ENV{'form.editmode'}='Edit'; #force edit mode |
|
} |
|
} else { |
|
unless ($ENV{'request.state'} eq 'published') { |
|
if ($ENV{'form.attemptclean'}) { |
|
$filecontents=&htmlclean($filecontents,1); |
|
} |
|
} |
} |
if (!$ENV{'form.editmode'} || $ENV{'form.viewmode'}) { |
my %mystyle; |
$result = &Apache::lonxml::xmlparse($request,$target,$filecontents, |
my $result = ''; |
'',%mystyle); |
my $filecontents=&Apache::lonnet::getfile($file); |
|
if ($filecontents eq -1) { |
|
my $start_page=&Apache::loncommon::start_page('File Error'); |
|
my $end_page=&Apache::loncommon::end_page(); |
|
my $fnf=&mt('File not found'); |
|
$result=(<<ENDNOTFOUND); |
|
$start_page |
|
<b>$fnf: $file</b> |
|
$end_page |
|
ENDNOTFOUND |
|
$filecontents=''; |
|
if ($env{'request.state'} ne 'published') { |
|
if ($filetype eq 'sty') { |
|
$filecontents=&createnewsty(); |
|
} else { |
|
$filecontents=&createnewhtml(); |
|
} |
|
$env{'form.editmode'}='Edit'; #force edit mode |
|
} |
|
} else { |
|
unless ($env{'request.state'} eq 'published') { |
|
if ($filecontents=~/BEGIN LON-CAPA Internal/) { |
|
&Apache::lonxml::error(&mt('This file appears to be a rendering of a LON-CAPA resource. If this is correct, this resource will act very oddly and incorrectly.')); |
|
} |
|
# |
|
# we are in construction space, see if edit mode forced |
|
&Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'}, |
|
['editmode']); |
|
} |
|
&Apache::lonnet::logthis("edit mode is ".$env{'form.editmode'}); |
|
if (!$env{'form.editmode'} || $env{'form.viewmode'} || $env{'form.discardview'}) { |
|
$result = &Apache::lonxml::xmlparse($request,$target,$filecontents, |
|
'',%mystyle); |
|
undef($Apache::lonhomework::parsing_a_task); |
|
&Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'}, |
|
['rawmode']); |
|
if ($env{'form.rawmode'}) { $result = $filecontents; } |
|
} |
} |
} |
} |
|
|
|
# |
# |
# 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'}))) { |
if ($env{'form.editmode'} && (!($env{'form.viewmode'})) && (!($env{'form.discardview'}))) |
my $displayfile=$request->uri; |
{ |
$displayfile=~s/^\/[^\/]*//; |
my $displayfile=$request->uri; |
$result='<html><body bgcolor="#FFFFFF"><h3>'.$displayfile. |
$displayfile=~s/^\/[^\/]*//; |
'</h3></body></html>'; |
my %options = (); |
$result=&inserteditinfo($result,$filecontents); |
if ($env{'environment.remote'} ne 'off') { |
|
$options{'bgcolor'} = '#FFFFFF'; |
|
} |
|
my $start_page = &Apache::loncommon::start_page(undef,undef, |
|
\%options); |
|
$result=$start_page. |
|
&Apache::lonxml::message_location().'<h3>'. |
|
$displayfile. |
|
'</h3>'.&Apache::loncommon::end_page(); |
|
$result=&inserteditinfo($result,$filecontents,$filetype); |
|
} |
} |
} |
} |
if ($filetype eq 'html') { &writeallows($request->uri); } |
|
|
writeallows($request->uri); |
|
|
&Apache::lonxml::add_messages(\$result); |
$request->print($result); |
$request->print($result); |
|
|
return OK; |
return OK; |
|
} |
|
|
|
sub display_title { |
|
my $result; |
|
if ($env{'request.state'} eq 'construct') { |
|
my $title=&Apache::lonnet::gettitle(); |
|
if (!defined($title) || $title eq '') { |
|
$title = $env{'request.filename'}; |
|
$title = substr($title, rindex($title, '/') + 1); |
|
} |
|
$result = "<script type='text/javascript'>top.document.title = '$title - LON-CAPA Construction Space';</script>"; |
|
} |
|
return $result; |
} |
} |
|
|
sub debug { |
sub debug { |
if ($Apache::lonxml::debug eq 1) { |
if ($Apache::lonxml::debug eq "1") { |
$|=1; |
$|=1; |
print('<font size="-2"<pre>DEBUG:'.&HTML::Entities::encode($_[0])."</pre></font>\n"); |
my $request=$Apache::lonxml::request; |
} |
if (!$request) { |
|
eval { $request=Apache->request; }; |
|
} |
|
if (!$request) { |
|
eval { $request=Apache2::RequestUtil->request; }; |
|
} |
|
$request->print('<font size="-2"><pre>DEBUG:'.&HTML::Entities::encode($_[0],'<>&"')."</pre></font>\n"); |
|
#&Apache::lonnet::logthis($_[0]); |
|
} |
} |
} |
|
|
sub error { |
sub show_error_warn_msg { |
$errorcount++; |
if ($env{'request.filename'} eq '/home/httpd/html/res/lib/templates/simpleproblem.problem' && |
if (($Apache::lonxml::debug eq 1) || ($ENV{'request.state'} eq 'construct') ) { |
&Apache::lonnet::allowed('mdc',$env{'request.course.id'})) { |
# If printing in construction space, put the error inside <pre></pre> |
return 1; |
print "<b>ERROR:</b>".join("\n",@_)."\n"; |
|
} else { |
|
print "<b>An Error occured while processing this resource. The instructor has been notified.</b> <br />"; |
|
#notify author |
|
&Apache::lonmsg::author_res_msg($ENV{'request.filename'},join('<br />',@_)); |
|
#notify course |
|
if ( $ENV{'request.course.id'} ) { |
|
my (undef,%users)=&Apache::lonfeedback::decide_receiver(undef,0,1,1,1); |
|
my $declutter=&Apache::lonnet::declutter($ENV{'request.filename'}); |
|
foreach (keys %users) { |
|
my ($user,$domain) = split(/:/, $_); |
|
&Apache::lonmsg::user_normal_msg($user,$domain, |
|
"Error [$declutter]",join('<br />',@_)); |
|
} |
|
} |
} |
|
return (($Apache::lonxml::debug eq 1) || |
|
($env{'request.state'} eq 'construct') || |
|
($Apache::lonhomework::browse eq 'F' |
|
&& |
|
$env{'form.show_errors'} eq 'on')); |
|
} |
|
|
#FIXME probably shouldn't have me get everything forever. |
sub error { |
&Apache::lonmsg::user_normal_msg('albertel','msu',"Error in $ENV{'request.filename'}",join('<br />',@_)); |
$errorcount++; |
#&Apache::lonmsg::user_normal_msg('albertel','103',"Error in $ENV{'request.filename'}",$_[0]); |
if ( &show_error_warn_msg() ) { |
} |
# If printing in construction space, put the error inside <pre></pre> |
|
push(@Apache::lonxml::error_messages, |
|
$Apache::lonxml::warnings_error_header. |
|
"<b>ERROR:</b>".join("<br />\n",@_)."<br />\n"); |
|
$Apache::lonxml::warnings_error_header=''; |
|
} else { |
|
my $errormsg; |
|
my ($symb)=&Apache::lonnet::symbread(); |
|
if ( !$symb ) { |
|
#public or browsers |
|
$errormsg=&mt("An error occured while processing this resource. The author has been notified."); |
|
} |
|
my $host=$Apache::lonnet::perlvar{'lonHostID'}; |
|
my $msg = join('<br />',(@_,"The error occurred on host <tt>$host</tt>")); |
|
#notify author |
|
&Apache::lonmsg::author_res_msg($env{'request.filename'},$msg); |
|
#notify course |
|
if ( $symb && $env{'request.course.id'} ) { |
|
my $cnum=$env{'course.'.$env{'request.course.id'}.'.num'}; |
|
my $cdom=$env{'course.'.$env{'request.course.id'}.'.domain'}; |
|
my (undef,%users)=&Apache::lonfeedback::decide_receiver(undef,0,1,1,1); |
|
my $declutter=&Apache::lonnet::declutter($env{'request.filename'}); |
|
my @userlist; |
|
foreach (keys %users) { |
|
my ($user,$domain) = split(/:/, $_); |
|
push(@userlist,"$user\@$domain"); |
|
my $key=$declutter.'_'.$user.'_'.$domain; |
|
my %lastnotified=&Apache::lonnet::get('nohist_xmlerrornotifications', |
|
[$key], |
|
$cdom,$cnum); |
|
my $now=time; |
|
if ($now-$lastnotified{$key}>86400) { |
|
&Apache::lonmsg::user_normal_msg($user,$domain, |
|
"Error [$declutter]",$msg); |
|
&Apache::lonnet::put('nohist_xmlerrornotifications', |
|
{$key => $now}, |
|
$cdom,$cnum); |
|
} |
|
} |
|
if ($env{'request.role.adv'}) { |
|
$errormsg=&mt("An error occured while processing this resource. The course personnel ([_1]) and the author have been notified.",join(', ',@userlist)); |
|
} else { |
|
$errormsg=&mt("An error occured while processing this resource. The instructor has been notified."); |
|
} |
|
} |
|
push(@Apache::lonxml::error_messages,"<b>$errormsg</b> <br />"); |
|
} |
} |
} |
|
|
sub warning { |
sub warning { |
$warningcount++; |
$warningcount++; |
if ($ENV{'request.state'} eq 'construct') { |
|
print "<b>W</b>ARNING<b>:</b>".join('<br />',@_)."<br />\n"; |
if ($env{'form.grade_target'} ne 'tex') { |
} |
if ( &show_error_warn_msg() ) { |
|
push(@Apache::lonxml::warning_messages, |
|
$Apache::lonxml::warnings_error_header. |
|
"<b>W</b>ARNING<b>:</b>".join('<br />',@_)."<br />\n"); |
|
$Apache::lonxml::warnings_error_header=''; |
|
} |
|
} |
|
} |
|
|
|
sub info { |
|
if ($env{'form.grade_target'} ne 'tex' |
|
&& $env{'request.state'} eq 'construct') { |
|
push(@Apache::lonxml::info_messages,join('<br />',@_)."<br />\n"); |
|
} |
|
} |
|
|
|
sub message_location { |
|
return '__LONCAPA_INTERNAL_MESSAGE_LOCATION__'; |
|
} |
|
|
|
sub add_messages { |
|
my ($msg)=@_; |
|
my $result=join(' ', |
|
@Apache::lonxml::info_messages, |
|
@Apache::lonxml::error_messages, |
|
@Apache::lonxml::warning_messages); |
|
undef(@Apache::lonxml::info_messages); |
|
undef(@Apache::lonxml::error_messages); |
|
undef(@Apache::lonxml::warning_messages); |
|
$$msg=~s/__LONCAPA_INTERNAL_MESSAGE_LOCATION__/$result/; |
|
$$msg=~s/__LONCAPA_INTERNAL_MESSAGE_LOCATION__//g; |
} |
} |
|
|
sub get_param { |
sub get_param { |
Line 1296 sub get_param {
|
Line 1632 sub get_param {
|
if ( ! $context ) { $context = -1; } |
if ( ! $context ) { $context = -1; } |
my $args =''; |
my $args =''; |
if ( $#$parstack > (-2-$context) ) { $args=$$parstack[$context]; } |
if ( $#$parstack > (-2-$context) ) { $args=$$parstack[$context]; } |
|
if ( ! $Apache::lonxml::usestyle ) { |
|
$args=$Apache::lonxml::style_values.$args; |
|
} |
if ( ! $args ) { return undef; } |
if ( ! $args ) { return undef; } |
if ( $case_insensitive ) { |
if ( $case_insensitive ) { |
if ($args =~ s/(my \$)(\Q$param\E)(=\")/$1.lc($2).$3/ei) { |
if ($args =~ s/(my (?:.*))(\$\Q$param\E[,\)])/$1.lc($2)/ei) { |
return &Apache::run::run("{$args;".'return $'.$param.'}', |
return &Apache::run::run("{$args;".'return $'.$param.'}', |
$safeeval); #' |
$safeeval); #' |
} else { |
} else { |
return undef; |
return undef; |
} |
} |
} else { |
} else { |
if ( $args =~ /my \$\Q$param\E=\"/ ) { |
if ( $args =~ /my .*\$\Q$param\E[,\)]/ ) { |
return &Apache::run::run("{$args;".'return $'.$param.'}', |
return &Apache::run::run("{$args;".'return $'.$param.'}', |
$safeeval); #' |
$safeeval); #' |
} else { |
} else { |
Line 1319 sub get_param_var {
|
Line 1658 sub get_param_var {
|
if ( ! $context ) { $context = -1; } |
if ( ! $context ) { $context = -1; } |
my $args =''; |
my $args =''; |
if ( $#$parstack > (-2-$context) ) { $args=$$parstack[$context]; } |
if ( $#$parstack > (-2-$context) ) { $args=$$parstack[$context]; } |
|
if ( ! $Apache::lonxml::usestyle ) { |
|
$args=$Apache::lonxml::style_values.$args; |
|
} |
&Apache::lonxml::debug("Args are $args param is $param"); |
&Apache::lonxml::debug("Args are $args param is $param"); |
if ($case_insensitive) { |
if ($case_insensitive) { |
if (! ($args=~s/(my \$)(\Q$param\E)(=\")/$1.lc($2).$3/ei)) { |
if (! ($args=~s/(my (?:.*))(\$\Q$param\E[,\)])/$1.lc($2)/ei)) { |
return undef; |
return undef; |
} |
} |
} elsif ( $args !~ /my \$\Q$param\E=\"/ ) { return undef; } |
} elsif ( $args !~ /my .*\$\Q$param\E[,\)]/ ) { return undef; } |
my $value=&Apache::run::run("{$args;".'return $'.$param.'}',$safeeval); #' |
my $value=&Apache::run::run("{$args;".'return $'.$param.'}',$safeeval); #' |
&Apache::lonxml::debug("first run is $value"); |
&Apache::lonxml::debug("first run is $value"); |
if ($value =~ /^[\$\@\%]\w+$/) { |
if ($value =~ /^[\$\@\%][a-zA-Z_]\w*$/) { |
&Apache::lonxml::debug("doing second"); |
&Apache::lonxml::debug("doing second"); |
my @result=&Apache::run::run("return $value",$safeeval,1); |
my @result=&Apache::run::run("return $value",$safeeval,1); |
if (!defined($result[0])) { |
if (!defined($result[0])) { |
Line 1349 sub register_insert {
|
Line 1691 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,$descrip,$color,$function,$show) = split(/,/, $line); |
my ($tag,$descrip,$color,$function,$show,$helpfile,$helpdesc) = split(/,/, $line); |
if ($tag) { |
if ($tag) { |
$insertlist{"$tagnum.tag"} = $tag; |
$insertlist{"$tagnum.tag"} = $tag; |
$insertlist{"$tagnum.description"} = $descrip; |
$insertlist{"$tagnum.description"} = $descrip; |
Line 1357 sub register_insert {
|
Line 1699 sub register_insert {
|
$insertlist{"$tagnum.function"} = $function; |
$insertlist{"$tagnum.function"} = $function; |
if (!defined($show)) { $show='yes'; } |
if (!defined($show)) { $show='yes'; } |
$insertlist{"$tagnum.show"}= $show; |
$insertlist{"$tagnum.show"}= $show; |
|
$insertlist{"$tagnum.helpfile"} = $helpfile; |
|
$insertlist{"$tagnum.helpdesc"} = $helpdesc; |
$insertlist{"$tag.num"}=$tagnum; |
$insertlist{"$tag.num"}=$tagnum; |
$tagnum++; |
$tagnum++; |
} |
} |
Line 1391 sub description {
|
Line 1735 sub description {
|
return $insertlist{$tagnum.'.description'}; |
return $insertlist{$tagnum.'.description'}; |
} |
} |
|
|
# ----------------------------------------------------------------- whichuser |
# Returns a list containing the help file, and the description |
# returns a list of $symb, $courseid, $domain, $name that is correct for |
sub helpinfo { |
# calls to lonnet functions for this setup. |
my ($token)=@_; |
# - looks for form.grade_ parameters |
my $tagnum; |
sub whichuser { |
my $tag=$token->[1]; |
my ($symb,$courseid,$domain,$name,$publicuser); |
foreach my $namespace (reverse @Apache::lonxml::namespace) { |
if (defined($ENV{'form.grade_symb'})) { |
my $testtag=$namespace.'::'.$tag; |
my $tmp_courseid=$ENV{'form.grade_courseid'}; |
$tagnum=$insertlist{"$testtag.num"}; |
my $allowed=&Apache::lonnet::allowed('mgr',$tmp_courseid); |
if (defined($tagnum)) { last; } |
if ($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'}; |
|
if ($name eq 'public' && $domain eq 'public') { |
|
if (!defined($ENV{'form.username'})) { |
|
$ENV{'form.username'}.=time.rand(10000000); |
|
} |
|
$name.=$ENV{'form.username'}; |
|
} |
|
} |
} |
return ($symb,$courseid,$domain,$name,$publicuser); |
if (!defined ($tagnum)) { $tagnum=$Apache::lonxml::insertlist{"$tag.num"}; } |
|
return ($insertlist{$tagnum.'.helpfile'}, $insertlist{$tagnum.'.helpdesc'}); |
} |
} |
|
|
1; |
1; |