version 1.1, 2000/06/19 15:52:29
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version 1.564, 2023/11/27 23:24:05
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package Apache::lonxml; |
# The LearningOnline Network with CAPA |
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# XML Parser Module |
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# |
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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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# |
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=pod |
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=head1 NAME |
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Apache::lonxml |
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=head1 SYNOPSIS |
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XML Parsing Module |
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This is part of the LearningOnline Network with CAPA project |
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described at http://www.lon-capa.org. |
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=head1 SUBROUTINES |
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=cut |
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package Apache::lonxml; |
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use vars |
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qw(@pwd @outputstack $redirection $import @extlinks $metamode $evaluate %insertlist @namespace $errorcount $warningcount); |
use strict; |
use strict; |
use HTML::TokeParser; |
use LONCAPA; |
use Safe; |
use HTML::LCParser(); |
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use HTML::TreeBuilder(); |
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use HTML::Entities(); |
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use Safe(); |
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use Safe::Hole(); |
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use Math::Cephes(); |
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use Math::Random(); |
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use Math::Calculus::Expression(); |
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use Number::FormatEng(); |
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use Opcode(); |
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use POSIX qw(strftime); |
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use Time::HiRes qw( gettimeofday tv_interval ); |
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use Symbol(); |
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sub register { |
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my ($space,@taglist) = @_; |
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foreach my $temptag (@taglist) { |
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push(@{ $Apache::lonxml::alltags{$temptag} },$space); |
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} |
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} |
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sub deregister { |
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my ($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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} |
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#&printalltags(); |
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} |
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use Apache::Constants qw(:common); |
use Apache::Constants qw(:common); |
use Apache::lontexconvert; |
use Apache::lontexconvert(); |
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use Apache::style(); |
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use Apache::run(); |
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use Apache::londefdef(); |
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use Apache::scripttag(); |
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use Apache::languagetags(); |
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use Apache::edit(); |
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use Apache::inputtags(); |
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use Apache::outputtags(); |
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use Apache::lonnet; |
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use Apache::File(); |
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use Apache::loncommon(); |
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use Apache::lonfeedback(); |
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use Apache::lonmsg(); |
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use Apache::loncacc(); |
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use Apache::lonmaxima(); |
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use Apache::lonr(); |
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use Apache::lonlocal; |
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use Apache::lonhtmlcommon(); |
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use Apache::functionplotresponse(); |
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use Apache::lonnavmaps(); |
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#==================================== Main subroutine: xmlparse |
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#debugging control, to turn on debugging modify the correct handler |
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$Apache::lonxml::debug=0; |
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# keeps count of the number of warnings and errors generated in a parse |
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$warningcount=0; |
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$errorcount=0; |
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#path to the directory containing the file currently being processed |
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@pwd=(); |
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#these two are used for capturing a subset of the output for later processing, |
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#don't touch them directly use &startredirection and &endredirection |
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@outputstack = (); |
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$redirection = 0; |
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#controls wheter the <import> tag actually does |
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$import = 1; |
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@extlinks=(); |
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# meta mode is a bit weird only some output is to be turned off |
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#<output> tag turns metamode off (defined in londefdef.pm) |
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$metamode = 0; |
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# turns on and of run::evaluate actually derefencing var refs |
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$evaluate = 1; |
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# data structure for edit mode, determines what tags can go into what other tags |
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%insertlist=(); |
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# stores the list of active tag namespaces |
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@namespace=(); |
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# stores all Scrit Vars displays for later showing |
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my @script_var_displays=(); |
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# a pointer the the Apache request object |
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$Apache::lonxml::request=''; |
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# a problem number counter, and check on ether it is used |
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$Apache::lonxml::counter=1; |
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$Apache::lonxml::counter_changed=0; |
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# Part counter hash. In analysis mode, the |
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# problems can use this to record which parts increment the counter |
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# by how much. The counter subs will maintain this hash via |
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# their optional part parameters. Note that the assumption is that |
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# analysis is done in one request and therefore it is not necessary to |
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# save this information request-to-request. |
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%Apache::lonxml::counters_per_part = (); |
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#internal check on whether to look at style defs |
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$Apache::lonxml::usestyle=1; |
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#locations used to store the parameter string for style substitutions |
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$Apache::lonxml::style_values=''; |
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$Apache::lonxml::style_end_values=''; |
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#array of ssi calls that need to occur after we are done parsing |
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@Apache::lonxml::ssi_info=(); |
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#should we do the postag variable interpolation |
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$Apache::lonxml::post_evaluate=1; |
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#a header message to emit in the case of any generated warning or errors |
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$Apache::lonxml::warnings_error_header=''; |
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# Control whether or not LaTeX symbols should be substituted for their |
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# \ style equivalents...this may be turned off e.g. in an verbatim |
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# environment. |
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$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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} |
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sub xmlend { |
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my ($target,$parser)=@_; |
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my $mode='xml'; |
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my $status='OPEN'; |
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if ($Apache::lonhomework::parsing_a_problem || |
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$Apache::lonhomework::parsing_a_task ) { |
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$mode='problem'; |
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$status=$Apache::inputtags::status[-1]; |
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} |
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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 ( |
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( (!exists($env{'form.LONCAPA_INTERNAL_no_discussion'})) |
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|| ($env{'form.LONCAPA_INTERNAL_no_discussion'} ne 'true') |
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) |
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&& ($env{'form.inhibitmenu'} ne 'yes') |
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) { |
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$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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} |
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#======================================================= Main subroutine: xmlparse |
sub printalltags { |
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foreach my $temp (sort(keys(%Apache::lonxml::alltags))) { |
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&Apache::lonxml::debug("$temp -- ". |
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join(',',@{ $Apache::lonxml::alltags{$temp} })); |
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} |
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} |
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sub xmlparse { |
sub xmlparse { |
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my ($request,$target,$content_file_string,$safeinit,%style_for_target) = @_; |
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&setup_globals($request,$target); |
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&Apache::inputtags::initialize_inputtags(); |
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&Apache::bridgetask::initialize_bridgetask(); |
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&Apache::outputtags::initialize_outputtags(); |
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&Apache::edit::initialize_edit(); |
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&Apache::londefdef::initialize_londefdef(); |
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# |
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# do we have a course style file? |
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# |
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if ($env{'request.course.id'} && $env{'request.state'} ne 'construct') { |
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my $bodytext= |
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$env{'course.'.$env{'request.course.id'}.'.default_xml_style'}; |
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if ($bodytext) { |
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foreach my $file (split(',',$bodytext)) { |
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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'} |
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&& ($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); |
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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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#&printalltags(); |
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my @pars = (); |
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my $pwd=$env{'request.filename'}; |
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$pwd =~ s:/[^/]*$::; |
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&newparser(\@pars,\$content_file_string,$pwd); |
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my $safeeval = new Safe; |
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my $safehole = new Safe::Hole; |
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&init_safespace($target,$safeeval,$safehole,$safeinit); |
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#-------------------- Redefinition of the target in the case of compound target |
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($target, my @tenta) = split('&&',$target); |
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my @stack = (); |
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my @parstack = (); |
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&initdepth(); |
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&init_alarm(); |
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my $finaloutput = &inner_xmlparse($target,\@stack,\@parstack,\@pars, |
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$safeeval,\%style_for_target,1); |
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if (@stack) { |
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&warning(&mt('At end of file some tags were still left unclosed:'). |
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' <tt><'.join('></tt>, <tt><',reverse(@stack)). |
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'></tt>'); |
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} |
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if ($env{'request.uri'}) { |
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&writeallows($env{'request.uri'}); |
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} |
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&do_registered_ssi(); |
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if ($Apache::lonxml::counter_changed) { &store_counter() } |
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&clean_safespace($safeeval); |
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if (@script_var_displays) { |
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if ($finaloutput =~ m{</body>\s*</html>\s*$}s) { |
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my $scriptoutput = join('',@script_var_displays); |
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$finaloutput=~s{(</body>\s*</html>)\s*$}{$scriptoutput$1}s; |
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} else { |
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$finaloutput .= join('',@script_var_displays); |
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} |
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undef(@script_var_displays); |
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} |
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&init_state(); |
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if ($env{'form.return_only_error_and_warning_counts'}) { |
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if ($env{'request.filename'}=~/\.(html|htm|xml)$/i) { |
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my $error=&verify_html($content_file_string); |
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if ($error) { $errorcount++; } |
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} |
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return "$errorcount:$warningcount"; |
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} |
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return $finaloutput; |
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} |
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sub latex_special_symbols { |
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my ($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 $string; |
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} |
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if ($where eq 'header') { |
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$string =~ s/\\/\$\\backslash\$/g; # \ -> $\backslash$ per LaTex line by line pg 10. |
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$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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$string =~ s/\^/\\\^{}/g; # ^ -> \^{} |
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} else { |
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$string=~s/\\/\\ensuremath{\\backslash}/g; |
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$string=~s/\\\%|\%/\\\%/g; |
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$string=~s/\\\{|\{/\\{/g; |
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$string=~s/\\}|}/\\}/g; |
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$string=~s/\\ensuremath\\\{\\backslash\\}/\\ensuremath{\\backslash}/g; |
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$string=~s/\\\$|\$/\\\$/g; |
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$string=~s/\\\_|\_/\\\_/g; |
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$string=~s/([^\\]|^)(\~|\^)/$1\\$2\\strut /g; |
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$string=~s/(>|<)/\\ensuremath\{$1\}/g; #more or less |
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$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/\\\&|\&/\\\&/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? |
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} |
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return $string; |
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} |
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sub inner_xmlparse { |
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my ($target,$stack,$parstack,$pars,$safeeval,$style_for_target,$start)=@_; |
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my $finaloutput = ''; |
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my $result; |
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my $token; |
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my $dontpop=0; |
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my $lastdontpop; |
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my $lastendtag; |
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my $startredirection = $Apache::lonxml::redirection; |
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while ( $#$pars > -1 ) { |
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while ($token = $$pars['-1']->get_token) { |
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if (($token->[0] eq 'T') || ($token->[0] eq 'C') ) { |
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if ($metamode<1) { |
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my $text=$token->[1]; |
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if ($token->[0] eq 'C' && $target eq 'tex') { |
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$text = ''; |
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# $text = '%'.$text."\n"; |
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} |
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$result.=$text; |
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} |
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} elsif (($token->[0] eq 'D')) { |
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if ($metamode<1 && $target eq 'web') { |
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my $text=$token->[1]; |
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$result.=$text; |
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} |
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} elsif ($token->[0] eq 'PI') { |
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if ($metamode<1 && $target eq 'web') { |
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$result=$token->[2]; |
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} |
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} elsif ($token->[0] eq 'S') { |
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# add tag to stack |
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push (@$stack,$token->[1]); |
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# add parameters list to another stack |
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push (@$parstack,&parstring($token)); |
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&increasedepth($token); |
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if ($Apache::lonxml::usestyle && |
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exists($$style_for_target{$token->[1]})) { |
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$Apache::lonxml::usestyle=0; |
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my $string=$$style_for_target{$token->[1]}. |
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'<LONCAPA_INTERNAL_TURN_STYLE_ON />'; |
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&Apache::lonxml::newparser($pars,\$string); |
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$Apache::lonxml::style_values=$$parstack[-1]; |
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$Apache::lonxml::style_end_values=$$parstack[-1]; |
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} else { |
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$result = &callsub("start_$token->[1]", $target, $token, $stack, |
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$parstack, $pars, $safeeval, $style_for_target); |
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} |
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} elsif ($token->[0] eq 'E') { |
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if ($Apache::lonxml::usestyle && |
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exists($$style_for_target{'/'."$token->[1]"})) { |
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$Apache::lonxml::usestyle=0; |
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my $string=$$style_for_target{'/'.$token->[1]}. |
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'<LONCAPA_INTERNAL_TURN_STYLE_ON end="'.$token->[1].'" />'; |
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&Apache::lonxml::newparser($pars,\$string); |
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$Apache::lonxml::style_values=$Apache::lonxml::style_end_values; |
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$Apache::lonxml::style_end_values=''; |
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$dontpop=1; |
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} else { |
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#clear out any tags that didn't end |
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while ($token->[1] ne $$stack['-1'] && ($#$stack > -1)) { |
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my $lasttag=$$stack[-1]; |
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if ($token->[1] =~ /^\Q$lasttag\E$/i) { |
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&Apache::lonxml::warning(&mt('Using tag [_1] on line [_2] as end tag to [_3]','</'.$token->[1].'>','.$token->[3].','<'.$$stack[-1].'>')); |
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last; |
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} else { |
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&Apache::lonxml::warning(&mt('Found tag [_1] on line [_2] when looking for [_3] in file.','</'.$token->[1].'>',$token->[3],'</'.$$stack[-1].'>')); |
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&end_tag($stack,$parstack,$token); |
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} |
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} |
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$result = &callsub("end_$token->[1]", $target, $token, $stack, |
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$parstack, $pars,$safeeval, $style_for_target); |
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} |
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} else { |
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&Apache::lonxml::error("Unknown token event :$token->[0]:$token->[1]:"); |
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} |
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#evaluate variable refs in result |
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if ($Apache::lonxml::post_evaluate &&$result ne "") { |
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my $extras; |
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if (!$Apache::lonxml::usestyle) { |
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$extras=$Apache::lonxml::style_values; |
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} |
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if ( $#$parstack > -1 ) { |
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$result=&Apache::run::evaluate($result,$safeeval,$extras.$$parstack[-1]); |
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} else { |
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$result= &Apache::run::evaluate($result,$safeeval,$extras); |
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} |
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} |
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$Apache::lonxml::post_evaluate=1; |
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if (($token->[0] eq 'T') || ($token->[0] eq 'C') || ($token->[0] eq 'D') ) { |
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#Style file definitions should be correct |
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if ($target eq 'tex' && ($Apache::lonxml::usestyle)) { |
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$result=&latex_special_symbols($result); |
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} |
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} |
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if ($Apache::lonxml::redirection) { |
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$Apache::lonxml::outputstack['-1'] .= $result; |
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} else { |
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$finaloutput.=$result; |
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} |
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$result = ''; |
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if ($token->[0] eq 'E') { |
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if ($dontpop) { |
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$lastdontpop = $token; |
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} else { |
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$lastendtag = $token->[1]; |
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&end_tag($stack,$parstack,$token); |
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} |
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} |
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$dontpop=0; |
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} |
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if ($#$pars > -1) { |
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pop @$pars; |
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pop @Apache::lonxml::pwd; |
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} |
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} |
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if (($#$stack == 0) && ($stack->[0] eq 'physnet') && ($target eq 'web') && |
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($lastendtag eq 'LONCAPA_INTERNAL_TURN_STYLE_ON')) { |
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if ((ref($lastdontpop) eq 'ARRAY') && ($lastdontpop->[1] eq 'physnet')) { |
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&end_tag($stack,$parstack,$lastdontpop); |
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} |
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} |
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# if ($target eq 'meta') { |
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# $finaloutput.=&endredirection; |
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# } |
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if ( $start && $target eq 'grade') { &endredirection(); } |
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if ( $Apache::lonxml::redirection > $startredirection) { |
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while ($Apache::lonxml::redirection > $startredirection) { |
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$finaloutput .= &endredirection(); |
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} |
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} |
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if (($ENV{'QUERY_STRING'}) && ($target eq 'web')) { |
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$finaloutput=&afterburn($finaloutput); |
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} |
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if ($target eq 'modified') { |
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# if modfied, handle startpart and endpart |
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$finaloutput=~s/\<startpartmarker[^\>]*\>(.*)\<endpartmarker[^\>]*\>/<part>$1<\/part>/gs; |
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} |
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return $finaloutput; |
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} |
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## |
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## Looks to see if there is a subroutine defined for this tag. If so, call it, |
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## otherwise do not call it as we do not know what it is. |
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## |
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sub callsub { |
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my ($sub,$target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_; |
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my $currentstring=''; |
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my $nodefault; |
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{ |
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my $sub1; |
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no strict 'refs'; |
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my $tag=$token->[1]; |
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# get utterly rid of extended html tags |
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if ($tag=~/^x\-/i) { return ''; } |
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my $space=$Apache::lonxml::alltags{$tag}[-1]; |
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if (!$space) { |
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$tag=~tr/A-Z/a-z/; |
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$sub=~tr/A-Z/a-z/; |
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$space=$Apache::lonxml::alltags{$tag}[-1] |
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} |
|
|
|
my $deleted=0; |
|
if (($token->[0] eq 'S') && ($target eq 'modified')) { |
|
$deleted=&Apache::edit::handle_delete($space,$target,$token,$tagstack, |
|
$parstack,$parser,$safeeval, |
|
$style); |
|
} |
|
if (!$deleted) { |
|
if ($space) { |
|
#&Apache::lonxml::debug("Calling sub $sub in $space $metamode"); |
|
$sub1="$space\:\:$sub"; |
|
($currentstring,$nodefault) = &$sub1($target,$token,$tagstack, |
|
$parstack,$parser,$safeeval, |
|
$style); |
|
} else { |
|
if ($target eq 'tex') { |
|
# throw away tag name |
|
return ''; |
|
} |
|
#&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:"); |
|
if ($currentstring eq '' && $nodefault eq '') { |
|
if ($target eq 'edit') { |
|
#&Apache::lonxml::debug("doing default edit for $token->[1]"); |
|
if ($token->[0] eq 'S') { |
|
$currentstring = &Apache::edit::tag_start($target,$token); |
|
} elsif ($token->[0] eq 'E') { |
|
$currentstring = &Apache::edit::tag_end($target,$token); |
|
} |
|
} |
|
} |
|
if ($target eq 'modified' && $nodefault eq '') { |
|
if ($currentstring eq '') { |
|
if ($token->[0] eq 'S') { |
|
$currentstring = $token->[4]; |
|
} elsif ($token->[0] eq 'E') { |
|
$currentstring = $token->[2]; |
|
} else { |
|
$currentstring = $token->[2]; |
|
} |
|
} |
|
if ($token->[0] eq 'S') { |
|
$currentstring.=&Apache::edit::handle_insert(); |
|
} elsif ($token->[0] eq 'E') { |
|
$currentstring.=&Apache::edit::handle_insertafter($token->[1]); |
|
} |
|
} |
|
} |
|
use strict 'refs'; |
|
} |
|
return $currentstring; |
|
} |
|
|
my ($target,$content_file_string,%style_for_target) = @_; |
{ |
my $pars = HTML::TokeParser->new(\$content_file_string); |
my %state; |
my $currentstring = ''; |
|
my $finaloutput = ''; |
|
my $newarg = ''; |
|
my $tempostring = ''; |
|
my $tempocont = ''; |
|
my $safeeval = new Safe; |
|
|
|
#------------------------- Redefinition of the target in the case of compound target |
|
($target, my @tenta) = split('&&',$target); |
|
#------------------------------ Stack definition (in stack we have all current tags) |
|
|
|
my @stack = (); |
sub init_state { |
my @parstack = (); |
undef(%state); |
|
} |
|
|
|
sub set_state { |
|
my ($key,$value) = @_; |
|
$state{$key} = $value; |
|
return $value; |
|
} |
|
sub get_state { |
|
my ($key) = @_; |
|
return $state{$key}; |
|
} |
|
} |
|
|
|
sub setup_globals { |
|
my ($request,$target)=@_; |
|
$Apache::lonxml::request=$request; |
|
$errorcount=0; |
|
$warningcount=0; |
|
$Apache::lonxml::internal_error=0; |
|
$Apache::lonxml::default_homework_loaded=0; |
|
$Apache::lonxml::usestyle=1; |
|
&init_counter(); |
|
&clear_bubble_lines_for_part(); |
|
&init_state(); |
|
&set_state('target',$target); |
|
@Apache::lonxml::pwd=(); |
|
@Apache::lonxml::extlinks=(); |
|
@script_var_displays=(); |
|
@Apache::lonxml::ssi_info=(); |
|
$Apache::lonxml::post_evaluate=1; |
|
$Apache::lonxml::warnings_error_header=''; |
|
$Apache::lonxml::substitute_LaTeX_symbols = 1; |
|
if ($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(); #ended in inner_xmlparse on exit |
|
$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; |
|
$Apache::lonxml::import = 1; |
|
} |
|
} |
|
|
#------------------------------------------ Parse input string (content_file_string) |
sub init_safespace { |
|
my ($target,$safeeval,$safehole,$safeinit) = @_; |
|
$safeeval->reval('use LaTeX::Table;'); |
|
$safeeval->deny_only(':dangerous'); |
|
$safeeval->reval('use LONCAPA::LCMathComplex;'); |
|
$safeeval->permit_only(":default"); |
|
$safeeval->permit("entereval"); |
|
$safeeval->permit(":base_math"); |
|
$safeeval->permit("sort"); |
|
$safeeval->permit("time"); |
|
$safeeval->permit("caller"); |
|
$safeeval->deny("rand"); |
|
$safeeval->deny("srand"); |
|
$safeeval->deny(":base_io"); |
|
$safehole->wrap(\&Apache::scripttag::xmlparse,$safeeval,'&xmlparse'); |
|
$safehole->wrap(\&Apache::outputtags::multipart,$safeeval,'&multipart'); |
|
$safehole->wrap(\&Apache::lonnet::EXT,$safeeval,'&EXT'); |
|
$safehole->wrap(\&Apache::chemresponse::chem_standard_order,$safeeval, |
|
'&chem_standard_order'); |
|
$safehole->wrap(\&Apache::response::check_status,$safeeval,'&check_status'); |
|
$safehole->wrap(\&Apache::response::implicit_multiplication,$safeeval,'&implicit_multiplication'); |
|
|
|
$safehole->wrap(\&Apache::lonmaxima::maxima_eval,$safeeval,'&maxima_eval'); |
|
$safehole->wrap(\&Apache::lonmaxima::maxima_check,$safeeval,'&maxima_check'); |
|
$safehole->wrap(\&Apache::lonmaxima::maxima_cas_formula_fix,$safeeval, |
|
'&maxima_cas_formula_fix'); |
|
|
|
$safehole->wrap(\&Apache::lonr::r_eval,$safeeval,'&r_eval'); |
|
$safehole->wrap(\&Apache::lonr::Rentry,$safeeval,'&Rentry'); |
|
$safehole->wrap(\&Apache::lonr::Rarray,$safeeval,'&Rarray'); |
|
$safehole->wrap(\&Apache::lonr::r_check,$safeeval,'&r_check'); |
|
$safehole->wrap(\&Apache::lonr::r_cas_formula_fix,$safeeval, |
|
'&r_cas_formula_fix'); |
|
|
my $token; |
$safehole->wrap(\&Apache::caparesponse::capa_formula_fix,$safeeval, |
|
'&capa_formula_fix'); |
|
|
|
$safehole->wrap(\&Apache::lonlocal::locallocaltime,$safeeval, |
|
'&locallocaltime'); |
|
|
|
$safehole->wrap(\&Math::Cephes::asin,$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'); |
|
|
|
$safehole->wrap(\&Math::Cephes::Matrix::mat,$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'); |
|
# $safehole->wrap(\&Math::Cephes::radd,$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'); |
|
$safehole->wrap(\&Apache::loncommon::languages,$safeeval,'&languages'); |
|
$safehole->wrap(\&Apache::lonxml::error,$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'); |
|
$safehole->wrap(\&Apache::functionplotresponse::fpr_val,$safeeval,'&fpr_val'); |
|
$safehole->wrap(\&Apache::functionplotresponse::fpr_f,$safeeval,'&fpr_f'); |
|
$safehole->wrap(\&Apache::functionplotresponse::fpr_dfdx,$safeeval,'&fpr_dfdx'); |
|
$safehole->wrap(\&Apache::functionplotresponse::fpr_d2fdx2,$safeeval,'&fpr_d2fdx2'); |
|
$safehole->wrap(\&Apache::functionplotresponse::fpr_vectorcoords,$safeeval,'&fpr_vectorcoords'); |
|
$safehole->wrap(\&Apache::functionplotresponse::fpr_objectcoords,$safeeval,'&fpr_objectcoords'); |
|
$safehole->wrap(\&Apache::functionplotresponse::fpr_vectorlength,$safeeval,'&fpr_vectorlength'); |
|
$safehole->wrap(\&Apache::functionplotresponse::fpr_vectorangle,$safeeval,'&fpr_vectorangle'); |
|
$safehole->wrap(\&Math::Calculus::Expression::math_calculus_expression,$safeeval,'&math_calculus_expression'); |
|
$safehole->wrap(\&Number::FormatEng::format_eng,$safeeval,'&number_format_eng'); |
|
$safehole->wrap(\&Number::FormatEng::format_pref,$safeeval,'&number_format_pref'); |
|
|
|
# use Data::Dumper; |
|
# $safehole->wrap(\&Data::Dumper::Dumper,$safeeval,'&LONCAPA_INTERNAL_Dumper'); |
|
#need to inspect this class of ops |
|
# $safeeval->deny(":base_orig"); |
|
$safeeval->permit("require"); |
|
$safeinit .= ';$external::target="'.$target.'";'; |
|
&Apache::run::run($safeinit,$safeeval); |
|
my $rawrndseed = &initialize_rndseed($safeeval); |
|
if ($target eq 'grade') { |
|
$Apache::lonhomework::rawrndseed = $rawrndseed; |
|
} |
|
} |
|
|
|
sub clean_safespace { |
|
my ($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($package); |
|
} |
|
|
while ($token = $pars->get_token) { |
sub initialize_rndseed { |
if ($token->[0] eq 'T') { |
my ($safeeval)=@_; |
$finaloutput .= $token->[1]; |
my $rndseed; |
$tempocont .= $token->[1]; |
my ($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); |
|
return $rndseed; |
|
} |
|
|
|
sub default_homework_load { |
|
my ($safeeval)=@_; |
|
&Apache::lonxml::debug('Loading default_homework'); |
|
my $default=&Apache::lonnet::getfile($Apache::lonnet::perlvar{'lonIncludes'}. |
|
'/default_homework.lcpm'); |
|
if ($default eq -1) { |
|
&Apache::lonxml::error("<b>Unable to find <i>default_homework.lcpm</i></b>"); |
|
} else { |
|
&Apache::run::run($default,$safeeval); |
|
$Apache::lonxml::default_homework_loaded=1; |
|
} |
|
} |
|
|
|
{ |
|
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 $metamode_was; |
|
sub startredirection { |
|
if (!$Apache::lonxml::redirection) { |
|
$metamode_was=$Apache::lonxml::metamode; |
|
} |
|
$Apache::lonxml::metamode=0; |
|
$Apache::lonxml::redirection++; |
|
push (@Apache::lonxml::outputstack, ''); |
|
} |
|
|
|
sub endredirection { |
|
if (!$Apache::lonxml::redirection) { |
|
&Apache::lonxml::error("Endredirection was called before a startredirection, perhaps you have unbalanced tags. Some debugging information:".join ":",caller); |
|
return ''; |
|
} |
|
$Apache::lonxml::redirection--; |
|
if (!$Apache::lonxml::redirection) { |
|
$Apache::lonxml::metamode=$metamode_was; |
|
} |
|
pop @Apache::lonxml::outputstack; |
|
} |
|
sub in_redirection { |
|
return ($Apache::lonxml::redirection > 0) |
|
} |
|
|
|
sub end_tag { |
|
my ($tagstack,$parstack,$token)=@_; |
|
pop(@$tagstack); |
|
pop(@$parstack); |
|
&decreasedepth($token); |
|
} |
|
|
|
sub initdepth { |
|
@Apache::lonxml::depthcounter=(); |
|
undef($Apache::lonxml::last_depth_count); |
|
} |
|
|
|
|
|
my @timers; |
|
my $lasttime; |
|
# @Apache::lonxml::depthcounter -> count of tags that exist so |
|
# far at each level |
|
# $Apache::lonxml::last_depth_count -> when ascending, need to |
|
# remember the count for the level below the current level (for |
|
# example going from 1_2 -> 1 -> 1_3 need to remember the 2 ) |
|
|
|
sub increasedepth { |
|
my ($token) = @_; |
|
push(@Apache::lonxml::depthcounter,$Apache::lonxml::last_depth_count+1); |
|
undef($Apache::lonxml::last_depth_count); |
|
my $time; |
|
if ($Apache::lonxml::debug eq "1") { |
|
push(@timers,[&gettimeofday()]); |
|
$time=&tv_interval($lasttime); |
|
$lasttime=[&gettimeofday()]; |
|
} |
|
my $spacing=' 'x($#Apache::lonxml::depthcounter); |
|
$Apache::lonxml::curdepth=join('_',@Apache::lonxml::depthcounter); |
|
# &Apache::lonxml::debug("s$spacing$Apache::lonxml::depth : $Apache::lonxml::olddepth : $Apache::lonxml::curdepth : $token->[1] : $time"); |
|
#print "<br />s $Apache::lonxml::depth : $Apache::lonxml::olddepth : $curdepth : $token->[1]\n"; |
|
} |
|
|
|
sub decreasedepth { |
|
my ($token) = @_; |
|
if ( $#Apache::lonxml::depthcounter == -1) { |
|
&Apache::lonxml::warning(&mt("Missing tags, unable to properly run file.")); |
|
} |
|
$Apache::lonxml::last_depth_count = pop(@Apache::lonxml::depthcounter); |
|
|
|
my ($timer,$time); |
|
if ($Apache::lonxml::debug eq "1") { |
|
$timer=pop(@timers); |
|
$time=&tv_interval($lasttime); |
|
$lasttime=[&gettimeofday()]; |
|
} |
|
my $spacing=' 'x($#Apache::lonxml::depthcounter); |
|
$Apache::lonxml::curdepth = join('_',@Apache::lonxml::depthcounter); |
|
# &Apache::lonxml::debug("e$spacing$Apache::lonxml::depth : $Apache::lonxml::olddepth : $Apache::lonxml::curdepth : $token->[1] : $time : ".&tv_interval($timer)); |
|
#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' && $id =~ /([._]|[^\w\s\-])/) { |
|
&error(&mt('ID [_1] contains invalid characters. IDs are only allowed to contain letters, numbers, spaces and -','"<tt>'.$id.'</tt>"')); |
|
} |
|
if ($id =~ /^\s*$/) { $id = $Apache::lonxml::curdepth; } |
|
return $id; |
|
} |
|
|
|
sub get_all_text_unbalanced { |
|
#there is a copy of this in lonpublisher.pm |
|
my($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')) { |
|
if ($token->[0] eq 'T' && $token->[2]) { |
|
$result.='<![CDATA['.$token->[1].']]>'; |
|
} else { |
|
$result.=$token->[1]; |
|
} |
|
} elsif ($token->[0] eq 'PI') { |
|
$result.=$token->[2]; |
} elsif ($token->[0] eq 'S') { |
} elsif ($token->[0] eq 'S') { |
#------------------------------------------------------------------ add tag to stack |
$result.=$token->[4]; |
push (@stack,$token->[1]); |
} elsif ($token->[0] eq 'E') { |
#---------------------------------------------- add parameters list to another stack |
$result.=$token->[2]; |
map {$tempostring .= "$_=$token->[2]->{$_},"} @{$token->[3]}; |
} |
push (@parstack,$tempostring); |
if ($result =~ /\Q$tag\E/is) { |
$tempostring = ''; |
($result,my $redo)=$result =~ /(.*)\Q$tag\E(.*)/is; |
$tempocont = ''; |
#&Apache::lonxml::debug('Got a winner with leftovers ::'.$2); |
|
#&Apache::lonxml::debug('Result is :'.$1); |
if (exists $style_for_target{$token->[1]}) { |
$redo=$tag.$redo; |
|
&Apache::lonxml::newparser($pars,\$redo); |
#--------------------------------------------------------- use style file definition |
last; |
|
} |
$newarg = $style_for_target{$token->[1]}; |
} |
|
return $result |
if (index($newarg,'script') != -1 ) { |
|
my $pat = HTML::TokeParser->new(\$newarg); |
|
my $tokenpat; |
|
my $partstring = ''; |
|
my $oustring = ''; |
|
my $outputstring; |
|
|
|
while ($tokenpat = $pat->get_token) { |
|
if ($tokenpat->[0] eq 'T') { |
|
$oustring .= $tokenpat->[1]; |
|
} elsif ($tokenpat->[0] eq 'S') { |
|
if ($tokenpat->[1] eq 'script') { |
|
while ($tokenpat = $pat->get_token and $tokenpat->[1] ne 'script') { |
|
if ($tokenpat->[0] eq 'S') { |
|
$partstring .= $tokenpat->[4]; |
|
} elsif ($tokenpat->[0] eq 'T') { |
|
$partstring .= $tokenpat->[1]; |
|
} elsif ($tokenpat->[0] eq 'E') { |
|
$partstring .= $tokenpat->[2]; |
|
} |
|
} |
|
|
|
map {$partstring =~ s/\$$_/$token->[2]->{$_}/g; } @{$token->[3]}; |
|
|
|
&run($partstring,$safeeval); |
|
$partstring = ''; |
|
} elsif ($tokenpat->[1] eq 'evaluate') { |
|
$outputstring = &evaluate($tokenpat->[2]{expression},$safeeval); |
|
$oustring .= $outputstring; |
|
} else { |
|
$oustring .= $tokenpat->[4]; |
|
} |
|
} elsif ($tokenpat->[0] eq 'E' and $tokenpat->[1] ne 'evaluate') { |
|
$oustring .= $tokenpat->[1]; |
|
} |
|
} |
|
$newarg = $oustring; |
|
} else { |
|
map {$newarg =~ s/\$$_/$token->[2]->{$_}/g; } @{$token->[3]}; |
|
} |
|
$finaloutput .= $newarg; |
|
} else { |
|
#----------------------------------------------------- use default definition of tag |
|
my $sub="start_$token->[1]"; |
|
|
|
{ |
|
no strict 'refs'; |
|
if (defined (&$sub)) { |
|
$currentstring = &$sub($target,$token,\@parstack); |
|
$finaloutput .= $currentstring; |
|
$currentstring = ''; |
|
} else { |
|
$finaloutput .= $token->[4]; |
|
} |
|
use strict 'refs'; |
|
} |
|
} |
|
} elsif ($token->[0] eq 'E') { |
|
pop @stack; |
|
unless (exists $style_for_target{$token->[1]}) { |
|
my $sub="end_$token->[1]"; |
|
{ |
|
no strict 'refs'; |
|
if (defined (&$sub)) { |
|
$currentstring = &$sub($target,$token,\@parstack); |
|
$finaloutput .= $currentstring; |
|
$currentstring = ''; |
|
} else { |
|
$finaloutput .= $token->[4]; |
|
} |
|
use strict 'refs'; |
|
} |
|
} |
|
#------------------------------------------------------- end tag from the style file |
|
if (exists $style_for_target{'/'."$token->[1]"}) { |
|
$newarg = $style_for_target{'/'."$token->[1]"}; |
|
my @very_temp = split(',',@parstack[$#parstack]); |
|
map {my @ret= split('=',$_); $newarg =~ s/\$$ret[0]/$ret[1]/g; } @very_temp; |
|
$finaloutput .= $newarg; |
|
} |
|
pop @parstack; |
|
} |
|
} |
|
return $finaloutput; |
|
} |
} |
|
|
|
######################################################################### |
|
# # |
|
# bubble line counter management # |
|
# # |
|
######################################################################### |
|
|
#================================================================== style subroutine |
=pod |
|
|
sub styleparser { |
For bubble grading mode and exam bubble printing mode, the tracking of |
|
the current 'bubble line number' is stored in the %env element |
|
'form.counter', and is modifed and handled by the following routines. |
|
|
my ($target,$content_style_string) = @_; |
The value of it is stored in $Apache:lonxml::counter when live and |
|
stored back to env after done. |
|
|
#------------------------------------------------ target redefinition (if necessary) |
=item &increment_counter($increment, $part_response); |
|
|
my @target_string = ''; |
|
my $element; |
|
|
|
($element,@target_string) = split ('&&',$target); |
|
|
|
map {$content_style_string =~ s/\<(.*)$_\>/\<$1$element\>/g; } @target_string; |
|
|
|
$target = $element; |
|
|
|
#------------------------------------------------- create a table for defined target |
|
#---------------------------------------------- from the information from Style File |
|
|
|
my @value_style = (); |
|
my $current_key = ''; |
|
my $current_value = ''; |
|
|
|
my $pstyle = HTML::TokeParser->new(\$content_style_string); |
|
|
|
my $stoken; |
|
|
|
while ($stoken = $pstyle->get_token) { |
|
#---------------------------------------------------------- start for tag definition |
|
if ($stoken->[0] eq 'S' and $stoken->[1] eq 'definetag') { |
|
#------------------------------------------------------------------- new key in hash |
|
$current_key = $stoken->[2]{name}; |
|
if ($target eq 'meta') { |
|
#-------------------------------------------------- reserved for the metadate output |
|
|
|
|
|
} else { |
|
#-------------------------------------------------------------------- outtext output |
|
while ($stoken = $pstyle->get_token and $stoken->[1] ne 'outtext') { |
|
} |
|
while ($stoken = $pstyle->get_token and $stoken->[0] ne 'S') { |
|
$current_value .= $stoken->[1]; |
|
} |
|
while ($stoken->[1] ne 'definetag') { |
|
if ($stoken->[0] eq 'S' and $stoken->[1] eq $target) { |
|
while ($stoken = $pstyle->get_token) { |
|
if ($stoken->[1] ne $target) { |
|
if ($stoken->[0] eq 'S') { |
|
$current_value .= $stoken->[4]; |
|
} |
|
if ($stoken->[0] eq 'E') { |
|
$current_value .= $stoken->[2]; |
|
} |
|
if ($stoken->[0] eq 'T') { |
|
$current_value .= $stoken->[1]; |
|
} |
|
} else { |
|
last; |
|
} |
|
} |
|
} elsif ($stoken->[0] eq 'S' and $stoken->[1] ne $target) { |
|
while ($stoken = $pstyle->get_token and $stoken->[0] ne 'E') { |
|
} |
|
} |
|
|
|
while ($stoken = $pstyle->get_token) { |
|
if ($stoken->[0] eq 'T') { |
|
$current_value .= $stoken->[1]; |
|
} |
|
if ($stoken->[0] eq 'E') { |
|
last; |
|
} |
|
if ($stoken->[0] eq 'S') { |
|
last; |
|
} |
|
} |
|
|
|
} |
|
} |
|
|
|
} |
|
push (@value_style,lc $current_key,$current_value); |
|
$current_key = ''; |
|
$current_value = ''; |
|
|
|
} |
Increments the internal counter environment variable a specified amount |
|
|
my %style_for_target = @value_style; |
|
|
|
#-------------------------------------------------------------------- check printing |
|
# while (($current_key,$current_value) = each %style_for_target) { |
|
# print "$current_key => $current_value\n"; |
|
# } |
|
|
|
return %style_for_target; |
Optional Arguments: |
|
$increment - amount to increment by (defaults to 1) |
|
Also 1 if the value is negative or zero. |
|
$part_response - A concatenation of the part and response id |
|
identifying exactly what is being 'answered'. |
|
|
|
|
|
=cut |
|
|
|
sub increment_counter { |
|
my ($increment, $part_response) = @_; |
|
if ($env{'form.grade_noincrement'}) { return; } |
|
if (!defined($increment) || $increment le 0) { |
|
$increment = 1; |
|
} |
|
$Apache::lonxml::counter += $increment; |
|
|
|
# If the caller supplied the response_id parameter, |
|
# Maintain its counter.. creating if necessary. |
|
|
|
if (defined($part_response)) { |
|
if (!defined($Apache::lonxml::counters_per_part{$part_response})) { |
|
$Apache::lonxml::counters_per_part{$part_response} = 0; |
|
} |
|
$Apache::lonxml::counters_per_part{$part_response} += $increment; |
|
my $new_value = $Apache::lonxml::counters_per_part{$part_response}; |
|
} |
|
|
|
$Apache::lonxml::counter_changed=1; |
} |
} |
|
|
|
=pod |
|
|
|
=item &init_counter($increment); |
|
|
#=============================================================== Subroutine definition |
Initialize the internal counter environment variable |
#--------------------------------------------------------------------------------- Run |
|
sub evaluate { |
|
my ($expression,$safeeval) = @_; |
|
return $safeeval->reval($expression); |
|
} |
|
|
|
sub run { |
=cut |
my ($code,$safeeval) = @_; |
|
$safeeval->reval($code); |
|
} |
|
|
|
#===================================================================== TAG SUBROUTINES |
sub init_counter { |
#----------------------------------------------------------------------------- <m> tag |
if ($env{'request.state'} eq 'construct') { |
sub start_m { |
$Apache::lonxml::counter=1; |
my ($target,$token) = @_; |
$Apache::lonxml::counter_changed=1; |
my $currentstring = ''; |
} elsif (defined($env{'form.counter'})) { |
if ($target eq 'web') { |
$Apache::lonxml::counter=$env{'form.counter'}; |
$currentstring = "\$out = lontexconvert::converted(\$in = '\$'.\""; |
$Apache::lonxml::counter_changed=0; |
} elsif ($target eq 'tex') { |
} else { |
$currentstring = "\$"; |
$Apache::lonxml::counter=1; |
} |
$Apache::lonxml::counter_changed=1; |
return $currentstring; |
} |
|
} |
|
|
|
sub store_counter { |
|
&Apache::lonnet::appenv({'form.counter' => $Apache::lonxml::counter}); |
|
$Apache::lonxml::counter_changed=0; |
|
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 end_m { |
} |
my ($target,$token) = @_; |
sub get_problem_counter { |
my $currentstring = ''; |
if ($Apache::lonxml::counter_changed) { &store_counter() } |
if ($target eq 'web') { |
&Apache::lonnet::transfer_profile_to_env(undef,undef,1); |
$currentstring = "\".'\$') "; |
return $env{'form.counter'}; |
} elsif ($target eq 'tex') { |
} |
$currentstring = "\$"; |
} |
} |
|
return $currentstring; |
=pod |
|
|
|
=item bubble_lines_for_part(part_response) |
|
|
|
Returns the number of lines required to get a response for |
|
$part_response (this is just $Apache::lonxml::counters_per_part{$part_response} |
|
|
|
=cut |
|
|
|
sub bubble_lines_for_part { |
|
my ($part_response) = @_; |
|
|
|
if (!defined($Apache::lonxml::counters_per_part{$part_response})) { |
|
return 0; |
|
} else { |
|
return $Apache::lonxml::counters_per_part{$part_response}; |
|
} |
|
} |
|
|
|
=pod |
|
|
|
=item clear_bubble_lines_for_part |
|
|
|
Clears the hash of bubble lines per part. If a caller |
|
needs to analyze several resources this should be called between |
|
resources to reset the hash for each problem being analyzed. |
|
|
|
=cut |
|
|
|
sub clear_bubble_lines_for_part { |
|
undef(%Apache::lonxml::counters_per_part); |
|
} |
|
|
|
=pod |
|
|
|
=item set_bubble_lines(part_response, value) |
|
|
|
If there is a problem part, that for whatever reason |
|
requires bubble lines that are not |
|
the same as the counter increment, it can call this sub during |
|
analysis to set its hash value explicitly. |
|
|
|
=cut |
|
|
|
sub set_bubble_lines { |
|
my ($part_response, $value) = @_; |
|
|
|
$Apache::lonxml::counters_per_part{$part_response} = $value; |
|
} |
|
|
|
=pod |
|
|
|
=item get_bubble_line_hash |
|
|
|
Returns the current bubble line hash. This is assumed to |
|
be small so we return a copy |
|
|
|
|
|
=cut |
|
|
|
sub get_bubble_line_hash { |
|
return %Apache::lonxml::counters_per_part; |
|
} |
|
|
|
|
|
#-------------------------------------------------- |
|
|
|
sub get_all_text { |
|
my($tag,$pars,$style)= @_; |
|
my $gotfullstack=1; |
|
if (ref($pars) ne 'ARRAY') { |
|
$gotfullstack=0; |
|
$pars=[$pars]; |
|
} |
|
if (ref($style) ne 'HASH') { |
|
$style={}; |
|
} |
|
my $depth=0; |
|
my $token; |
|
my $result=''; |
|
if ( $tag =~ m:^/: ) { |
|
my $tag=substr($tag,1); |
|
#&Apache::lonxml::debug("have:$tag:"); |
|
my $top_empty=0; |
|
while (($depth >=0) && ($#$pars > -1) && (!$top_empty)) { |
|
while (($depth >=0) && ($token = $$pars[-1]->get_token)) { |
|
#&Apache::lonxml::debug("e token:$token->[0]:$depth:$token->[1]:".$#$pars.":".$#Apache::lonxml::pwd); |
|
if (($token->[0] eq 'T')||($token->[0] eq 'C')||($token->[0] eq 'D')) { |
|
if ($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) { $depth++; } |
|
if ($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]; |
|
} elsif ($token->[0] eq 'E') { |
|
if ( $token->[1] =~ /^\Q$tag\E$/i) { $depth--; } |
|
#skip sending back the last end tag |
|
if ($depth == 0 && exists($$style{'/'.$token->[1]}) && $Apache::lonxml::usestyle) { |
|
my $string= |
|
'<LONCAPA_INTERNAL_TURN_STYLE_OFF end="yes" />'. |
|
$$style{'/'.$token->[1]}. |
|
$token->[2]. |
|
'<LONCAPA_INTERNAL_TURN_STYLE_ON />'; |
|
&Apache::lonxml::newparser($pars,\$string); |
|
#&Apache::lonxml::debug("reParsing $string"); |
|
next; |
|
} |
|
if ($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); |
|
} |
} |
} |
#-------------------------------------------------------------------------- <html> tag |
if ($top_empty && $depth >= 0) { |
sub start_html { |
#never found the end tag ran out of text, throw error send back blank |
my ($target,$token) = @_; |
&error('Never found end tag for <'.$tag. |
my $currentstring = ''; |
'> current string <pre>'. |
if ($target eq 'web') { |
&HTML::Entities::encode($result,'<>&"'). |
$currentstring = $token->[4]; |
'</pre>'); |
} |
if ($gotfullstack) { |
return $currentstring; |
my $newstring='</'.$tag.'>'.$result; |
} |
&Apache::lonxml::newparser($pars,\$newstring); |
sub end_html { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web') { |
|
$currentstring = $token->[2]; |
|
} |
|
return $currentstring; |
|
} |
|
#-------------------------------------------------------------------------- <head> tag |
|
sub start_head { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web') { |
|
$currentstring = $token->[4]; |
|
} |
|
return $currentstring; |
|
} |
|
sub end_head { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web') { |
|
$currentstring = $token->[2]; |
|
} |
|
return $currentstring; |
|
} |
|
#--------------------------------------------------------------------------- <map> tag |
|
sub start_map { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web') { |
|
$currentstring = $token->[4]; |
|
} |
|
return $currentstring; |
|
} |
|
sub end_map { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web') { |
|
$currentstring = $token->[2]; |
|
} |
|
return $currentstring; |
|
} |
|
#------------------------------------------------------------------------ <applet> tag |
|
sub start_applet { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web') { |
|
$currentstring = $token->[4]; |
|
} |
|
return $currentstring; |
|
} |
|
sub end_applet { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web') { |
|
$currentstring = $token->[2]; |
|
} |
|
return $currentstring; |
|
} |
|
#------------------------------------------------------------------------ <select> tag |
|
sub start_select { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web') { |
|
$currentstring = $token->[4]; |
|
} |
|
return $currentstring; |
|
} |
|
sub end_select { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web') { |
|
$currentstring = $token->[2]; |
|
} |
|
return $currentstring; |
|
} |
|
#------------------------------------------------------------------------ <option> tag |
|
sub start_option { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web') { |
|
$currentstring = $token->[4]; |
|
} |
|
return $currentstring; |
|
} |
|
sub end_option { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web') { |
|
$currentstring = $token->[2]; |
|
} |
|
return $currentstring; |
|
} |
|
#------------------------------------------------------------------------- <input> tag |
|
sub start_input { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web') { |
|
$currentstring = $token->[4]; |
|
} |
|
return $currentstring; |
|
} |
|
sub end_input { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web') { |
|
$currentstring = $token->[2]; |
|
} |
|
return $currentstring; |
|
} |
|
#---------------------------------------------------------------------- <textarea> tag |
|
sub start_textarea { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web') { |
|
$currentstring = $token->[4]; |
|
} |
|
return $currentstring; |
|
} |
|
sub end_textarea { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web') { |
|
$currentstring = $token->[2]; |
|
} |
|
return $currentstring; |
|
} |
|
#-------------------------------------------------------------------------- <form> tag |
|
sub start_form { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web') { |
|
$currentstring = $token->[4]; |
|
} |
|
return $currentstring; |
|
} |
|
sub end_form { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web') { |
|
$currentstring = $token->[2]; |
|
} |
|
return $currentstring; |
|
} |
|
#------------------------------------------------------------------------- <title> tag |
|
sub start_title { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web') { |
|
$currentstring = $token->[4]; |
|
} |
} |
return $currentstring; |
$result=''; |
} |
} |
sub end_title { |
} else { |
my ($target,$token) = @_; |
while ($#$pars > -1) { |
my $currentstring = ''; |
while ($token = $$pars[-1]->get_token) { |
if ($target eq 'web') { |
#&Apache::lonxml::debug("s token:$token->[0]:$depth:$token->[1]"); |
$currentstring = $token->[2]; |
if (($token->[0] eq 'T')||($token->[0] eq 'C')|| |
} |
($token->[0] eq 'D')) { |
return $currentstring; |
if ($token->[2]) { |
} |
$result.='<![CDATA['.$token->[1].']]>'; |
#-------------------------------------------------------------------------- <meta> tag |
} else { |
sub start_meta { |
$result.=$token->[1]; |
my ($target,$token) = @_; |
} |
my $currentstring = ''; |
} elsif ($token->[0] eq 'PI') { |
if ($target eq 'web') { |
$result.=$token->[2]; |
$currentstring = $token->[4]; |
} elsif ($token->[0] eq 'S') { |
|
if ( $token->[1] =~ /^\Q$tag\E$/i) { |
|
$$pars[-1]->unget_token($token); last; |
|
} else { |
|
$result.=$token->[4]; |
|
} |
|
if ($token->[1] =~ /^LONCAPA_INTERNAL_TURN_STYLE_ON$/) { $Apache::lonxml::usestyle=1; } |
|
if ($token->[1] =~ /^LONCAPA_INTERNAL_TURN_STYLE_OFF$/) { $Apache::lonxml::usestyle=0; } |
|
} elsif ($token->[0] eq 'E') { |
|
$result.=$token->[2]; |
|
} |
} |
} |
return $currentstring; |
if (($#$pars > 0) ) { |
|
pop(@$pars); |
|
pop(@Apache::lonxml::pwd); |
|
} else { last; } |
} |
} |
sub end_meta { |
} |
my ($target,$token) = @_; |
#&Apache::lonxml::debug("Exit:$result:"); |
my $currentstring = ''; |
return $result |
if ($target eq 'web') { |
} |
$currentstring = $token->[2]; |
|
} |
sub newparser { |
return $currentstring; |
my ($parser,$contentref,$dir) = @_; |
} |
push (@$parser,HTML::LCParser->new($contentref)); |
#-------------------------------------------------------------------------- <body> tag |
$$parser[-1]->xml_mode(1); |
sub start_body { |
$$parser[-1]->marked_sections(1); |
my ($target,$token) = @_; |
if ( $dir eq '' ) { |
my $currentstring = ''; |
push (@Apache::lonxml::pwd, $Apache::lonxml::pwd[$#Apache::lonxml::pwd]); |
if ($target eq 'web') { |
} else { |
$currentstring = $token->[4]; |
push (@Apache::lonxml::pwd, $dir); |
} elsif ($target eq 'tex') { |
} |
$currentstring = " \\begin{document} "; |
} |
} |
|
return $currentstring; |
sub parstring { |
} |
my ($token) = @_; |
sub end_body { |
my (@vars,@values); |
my ($target,$token) = @_; |
foreach my $attr (@{$token->[3]}) { |
my $currentstring = ''; |
if ($attr!~/\W/) { |
if ($target eq 'web') { |
my $val=$token->[2]->{$attr}; |
$currentstring = $token->[2]; |
$val =~ s/([\%\@\\\"\'])/\\$1/g; |
} elsif ($target eq 'tex') { |
$val =~ s/(\$[^\{a-zA-Z_])/\\$1/g; |
$currentstring = " \\end{document}"; |
$val =~ s/(\$)$/\\$1/; |
} |
#if ($val =~ m/^[\%\@]/) { $val="\\".$val; } |
return $currentstring; |
push(@vars,"\$$attr"); |
} |
push(@values,"\"$val\""); |
#------------------------------------------------------------------------ <center> tag |
} |
sub start_center { |
} |
my ($target,$token) = @_; |
my $var_init = |
my $currentstring = ''; |
(@vars) ? 'my ('.join(',',@vars).') = ('.join(',',@values).');' |
if ($target eq 'web') { |
: ''; |
$currentstring = $token->[4]; |
return $var_init; |
} elsif ($target eq 'tex') { |
} |
$currentstring = " \\begin{center} "; |
|
} |
sub extlink { |
return $currentstring; |
my ($res,$exact)=@_; |
} |
if (!$exact) { |
sub end_center { |
$res=&Apache::lonnet::hreflocation($Apache::lonxml::pwd[-1],$res); |
my ($target,$token) = @_; |
} |
my $currentstring = ''; |
push(@Apache::lonxml::extlinks,$res); |
if ($target eq 'web') { |
} |
$currentstring = $token->[2]; |
|
} elsif ($target eq 'tex') { |
sub writeallows { |
$currentstring = " \\end{center}"; |
unless ($#extlinks>=0) { return; } |
} |
my $thisurl = &Apache::lonnet::clutter(shift); |
return $currentstring; |
if ($env{'httpref.'.$thisurl}) { |
} |
$thisurl=$env{'httpref.'.$thisurl}; |
#----------------------------------------------------------------------------- <b> tag |
} |
sub start_b { |
my $thisdir=$thisurl; |
my ($target,$token) = @_; |
$thisdir=~s/\/[^\/]+$//; |
my $currentstring = ''; |
my %httpref=(); |
if ($target eq 'web') { |
foreach (@extlinks) { |
$currentstring = $token->[4]; |
$httpref{'httpref.'. |
} elsif ($target eq 'tex') { |
&Apache::lonnet::hreflocation($thisdir,&unescape($_))}=$thisurl; |
$currentstring = " {\\bf "; |
} |
} |
@extlinks=(); |
return $currentstring; |
&Apache::lonnet::appenv(\%httpref); |
} |
} |
sub end_b { |
|
my ($target,$token) = @_; |
sub register_ssi { |
my $currentstring = ''; |
my ($url,%form)=@_; |
if ($target eq 'web') { |
push (@Apache::lonxml::ssi_info,{'url'=>$url,'form'=>\%form}); |
$currentstring = $token->[2]; |
return ''; |
} elsif ($target eq 'tex') { |
} |
$currentstring = "}"; |
|
} |
sub do_registered_ssi { |
return $currentstring; |
foreach my $info (@Apache::lonxml::ssi_info) { |
} |
my %form=%{ $info->{'form'}}; |
#------------------------------------------------------------------------ <strong> tag |
my $url=$info->{'url'}; |
sub start_strong { |
&Apache::lonnet::ssi($url,%form); |
my ($target,$token) = @_; |
} |
my $currentstring = ''; |
} |
if ($target eq 'web') { |
|
$currentstring = $token->[4]; |
sub add_script_result { |
} elsif ($target eq 'tex') { |
my ($display) = @_; |
$currentstring = " {\\bf "; |
if ($display ne '') { |
} |
push(@script_var_displays, $display); |
return $currentstring; |
} |
} |
} |
sub end_strong { |
|
my ($target,$token) = @_; |
# |
my $currentstring = ''; |
# Afterburner handles anchors, highlights and links |
if ($target eq 'web') { |
# |
|
sub afterburn { |
$currentstring = $token->[2]; |
my $result=shift; |
} elsif ($target eq 'tex') { |
&Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'}, |
$currentstring = "}"; |
['highlight','anchor','link']); |
} |
if ($env{'form.highlight'}) { |
return $currentstring; |
foreach (split(/\,/,$env{'form.highlight'})) { |
} |
my $anchorname=$_; |
#---------------------------------------------------------------------------- <h1> tag |
my $matchthis=$anchorname; |
sub start_h1 { |
$matchthis=~s/\_+/\\s\+/g; |
my ($target,$token) = @_; |
$result=~s/(\Q$matchthis\E)/\<font color=\"red\"\>$1\<\/font\>/gs; |
my $currentstring = ''; |
} |
if ($target eq 'web') { |
} |
$currentstring .= $token->[4]; |
if ($env{'form.link'}) { |
} elsif ($target eq 'tex') { |
foreach (split(/\,/,$env{'form.link'})) { |
$currentstring .= "\\chapter{ "; |
my ($anchorname,$linkurl)=split(/\>/,$_); |
} |
my $matchthis=$anchorname; |
return $currentstring; |
$matchthis=~s/\_+/\\s\+/g; |
} |
$result=~s/(\Q$matchthis\E)/\<a href=\"$linkurl\"\>$1\<\/a\>/gs; |
sub end_h1 { |
} |
my ($target,$token) = @_; |
} |
my $currentstring = ''; |
if ($env{'form.anchor'}) { |
if ($target eq 'web') { |
my $anchorname=$env{'form.anchor'}; |
$currentstring .= $token->[2]; |
my $matchthis=$anchorname; |
} elsif ($target eq 'tex') { |
$matchthis=~s/\_+/\\s\+/g; |
$currentstring .= "}"; |
$result=~s/(\Q$matchthis\E)/\<a name=\"$anchorname\"\>$1\<\/a\>/s; |
} |
$result.=(<<"ENDSCRIPT"); |
return $currentstring; |
<script type="text/javascript"> |
} |
document.location.hash='$anchorname'; |
#---------------------------------------------------------------------------- <h2> tag |
</script> |
sub start_h2 { |
ENDSCRIPT |
my ($target,$token) = @_; |
} |
my $currentstring = ''; |
return $result; |
if ($target eq 'web') { |
} |
$currentstring .= $token->[4]; |
|
} elsif ($target eq 'tex') { |
sub storefile { |
$currentstring .= "\\section{ "; |
my ($file,$contents)=@_; |
} |
&Apache::lonnet::correct_line_ends(\$contents); |
return $currentstring; |
if (my $fh=Apache::File->new('>'.$file)) { |
} |
print $fh $contents; |
sub end_h2 { |
$fh->close(); |
my ($target,$token) = @_; |
return 1; |
my $currentstring = ''; |
} else { |
if ($target eq 'web') { |
&warning(&mt('Unable to save file [_1]','<tt>'.$file.'</tt>')); |
$currentstring .= $token->[2]; |
return 0; |
} elsif ($target eq 'tex') { |
} |
$currentstring .= "}"; |
} |
} |
|
return $currentstring; |
sub createnewhtml { |
} |
my $title=&mt('Title of document goes here'); |
#---------------------------------------------------------------------------- <h3> tag |
my $body=&mt('Body of document goes here'); |
sub start_h3 { |
my $filecontents=(<<SIMPLECONTENT); |
my ($target,$token) = @_; |
<html> |
my $currentstring = ''; |
<head> |
if ($target eq 'web') { |
<title>$title</title> |
$currentstring .= $token->[4]; |
</head> |
} elsif ($target eq 'tex') { |
<body bgcolor="#FFFFFF"> |
$currentstring .= "\\subsection{ "; |
$body |
} |
</body> |
return $currentstring; |
</html> |
} |
SIMPLECONTENT |
sub end_h3 { |
return $filecontents; |
my ($target,$token) = @_; |
} |
my $currentstring = ''; |
|
if ($target eq 'web') { |
sub createnewsty { |
$currentstring .= $token->[2]; |
my $filecontents=(<<SIMPLECONTENT); |
} elsif ($target eq 'tex') { |
<definetag name=""> |
$currentstring .= "}"; |
<render> |
} |
<web></web> |
return $currentstring; |
<tex></tex> |
} |
</render> |
#---------------------------------------------------------------------------- <h4> tag |
</definetag> |
sub start_h4 { |
SIMPLECONTENT |
my ($target,$token) = @_; |
return $filecontents; |
my $currentstring = ''; |
} |
if ($target eq 'web') { |
|
$currentstring .= $token->[4]; |
sub createnewjs { |
} elsif ($target eq 'tex') { |
my $filecontents=(<<SIMPLECONTENT); |
$currentstring .= "\\subsubsection{ "; |
<script type="text/javascript" language="Javascript"> |
} |
|
return $currentstring; |
</script> |
} |
SIMPLECONTENT |
sub end_h4 { |
return $filecontents; |
my ($target,$token) = @_; |
} |
my $currentstring = ''; |
|
if ($target eq 'web') { |
sub verify_html { |
$currentstring .= $token->[2]; |
my ($filecontents)=@_; |
} elsif ($target eq 'tex') { |
my ($is_html,$is_xml,$is_physnet); |
$currentstring .= "}"; |
if ($filecontents =~/(?:\<|\<\;)\?xml[^\<]*\?(?:\>|\>\;)/is) { |
} |
$is_xml = 1; |
return $currentstring; |
} elsif ($filecontents =~/(?:\<|\<\;)html(?:\s+[^\<]+|\s*)(?:\>|\>\;)/is) { |
} |
$is_html = 1; |
#---------------------------------------------------------------------------- <h5> tag |
} elsif ($filecontents =~/(?:\<|\<\;)physnet[^\<]*(?:\>|\>\;)/is) { |
sub start_h5 { |
$is_physnet = 1; |
my ($target,$token) = @_; |
} |
my $currentstring = ''; |
unless ($is_xml || $is_html || $is_physnet) { |
if ($target eq 'web') { |
return &mt('File does not have [_1] or [_2] starting tag','<html>','<?xml ?>'); |
$currentstring .= $token->[4]; |
} |
} elsif ($target eq 'tex') { |
if ($is_html) { |
$currentstring .= "\\paragraph{ "; |
if ($filecontents!~/(?:\<|\<\;)\/html(?:\>|\>\;)/is) { |
} |
return &mt('File does not have [_1] ending tag','<html>'); |
return $currentstring; |
} |
} |
if ($filecontents!~/(?:\<|\<\;)(?:body|frameset)[^\<]*(?:\>|\>\;)/is) { |
sub end_h5 { |
return &mt('File does not have [_1] or [_2] starting tag','<body>','<frameset>'); |
my ($target,$token) = @_; |
} |
my $currentstring = ''; |
if ($filecontents!~/(?:\<|\<\;)\/(?:body|frameset)[^\<]*(?:\>|\>\;)/is) { |
if ($target eq 'web') { |
return &mt('File does not have [_1] or [_2] ending tag','<body>','<frameset>'); |
$currentstring .= $token->[2]; |
} |
} elsif ($target eq 'tex') { |
} |
$currentstring .= "}"; |
return ''; |
} |
} |
return $currentstring; |
|
} |
sub renderingoptions { |
#---------------------------------------------------------------------------- <h6> tag |
my %langchoices=('' => ''); |
sub start_h6 { |
foreach (&Apache::loncommon::languageids()) { |
my ($target,$token) = @_; |
if (&Apache::loncommon::supportedlanguagecode($_)) { |
my $currentstring = ''; |
$langchoices{&Apache::loncommon::supportedlanguagecode($_)} |
if ($target eq 'web') { |
= &Apache::loncommon::plainlanguagedescription($_); |
$currentstring .= $token->[4]; |
} |
} elsif ($target eq 'tex') { |
} |
$currentstring .= "\\subparagraph{ "; |
my $output; |
} |
unless ($env{'form.forceedit'}) { |
return $currentstring; |
$output .= |
} |
'<span class="LC_nobreak">'. |
sub end_h6 { |
&mt('Language:').' '. |
my ($target,$token) = @_; |
&Apache::loncommon::select_form( |
my $currentstring = ''; |
$env{'form.languages'}, |
if ($target eq 'web') { |
'languages', |
$currentstring .= $token->[2]; |
{&Apache::lonlocal::texthash(%langchoices)}). |
} elsif ($target eq 'tex') { |
'</span>'; |
$currentstring .= "}"; |
} |
} |
$output .= |
return $currentstring; |
' <span class="LC_nobreak">'. |
} |
&mt('Math Rendering:').' '. |
#-------------------------------------------------------------------------- <cite> tag |
&Apache::loncommon::select_form( |
sub start_cite { |
$env{'form.texengine'}, |
my ($target,$token) = @_; |
'texengine', |
my $currentstring = ''; |
{&Apache::lonlocal::texthash |
if ($target eq 'web') { |
('' => '', |
$currentstring .= $token->[4]; |
'tth' => 'tth (TeX to HTML)', |
} elsif ($target eq 'tex') { |
'MathJax' => 'MathJax', |
$currentstring .= "{ \\it "; |
'mimetex' => 'mimetex (Convert to Images)')}). |
} |
'</span>'; |
return $currentstring; |
return $output; |
} |
} |
sub end_cite { |
|
my ($target,$token) = @_; |
sub inserteditinfo { |
my $currentstring = ''; |
my ($filecontents,$filetype,$filename,$symb,$itemtitle,$folderpath,$uri,$action) = @_; |
if ($target eq 'web') { |
$filecontents = &HTML::Entities::encode($filecontents,'<>&"'); |
$currentstring .= $token->[2]; |
my $xml_help = ''; |
} elsif ($target eq 'tex') { |
my $initialize=''; |
$currentstring .= "}"; |
my $textarea_id = 'filecont'; |
} |
my ($dragmath_button,$deps_button,$context,$cnum,$cdom,$add_to_onload, |
return $currentstring; |
$add_to_onresize,$init_dragmath); |
} |
$initialize=&Apache::lonhtmlcommon::spellheader(); |
#----------------------------------------------------------------------------- <i> tag |
if ($filetype eq 'html') { |
sub start_i { |
if ($env{'request.course.id'}) { |
my ($target,$token) = @_; |
$cdom = $env{'course.'.$env{'request.course.id'}.'.domain'}; |
my $currentstring = ''; |
$cnum = $env{'course.'.$env{'request.course.id'}.'.num'}; |
if ($target eq 'web') { |
if ($uri =~ m{^\Q/uploaded/$cdom/$cnum/portfolio/syllabus/\E}) { |
$currentstring .= $token->[4]; |
$context = 'syllabus'; |
} elsif ($target eq 'tex') { |
} |
$currentstring .= "{ \\it "; |
} |
} |
if (&Apache::lonhtmlcommon::htmlareabrowser()) { |
return $currentstring; |
my $lang = &Apache::lonhtmlcommon::htmlarea_lang(); |
} |
my %textarea_args = ( |
sub end_i { |
fullpage => 'true', |
my ($target,$token) = @_; |
dragmath => 'math', |
my $currentstring = ''; |
); |
if ($target eq 'web') { |
$initialize .= &Apache::lonhtmlcommon::htmlareaselectactive(\%textarea_args); |
$currentstring .= $token->[2]; |
if ($context eq 'syllabus') { |
} elsif ($target eq 'tex') { |
$init_dragmath = "editmath_visibility('filecont','none')"; |
$currentstring .= "}"; |
} |
} |
} |
return $currentstring; |
} |
} |
$initialize .= (<<FULLPAGE); |
#----------------------------------------------------------------------- <address> tag |
<script type="text/javascript"> |
sub start_address { |
// <![CDATA[ |
my ($target,$token) = @_; |
function initDocument() { |
my $currentstring = ''; |
resize_textarea('$textarea_id','LC_aftertextarea'); |
if ($target eq 'web') { |
$init_dragmath |
$currentstring .= $token->[4]; |
} |
} elsif ($target eq 'tex') { |
// ]]> |
$currentstring .= "{ \\it "; |
</script> |
} |
FULLPAGE |
return $currentstring; |
my $textareaclass; |
} |
if ($filetype eq 'html') { |
sub end_address { |
if ($context eq 'syllabus') { |
my ($target,$token) = @_; |
$deps_button = &Apache::lonhtmlcommon::dependencies_button()."\n"; |
my $currentstring = ''; |
$initialize .= |
if ($target eq 'web') { |
&Apache::lonhtmlcommon::dependencycheck_js(undef,&mt('Syllabus'), |
$currentstring .= $token->[2]; |
$uri,undef, |
} elsif ($target eq 'tex') { |
"/public/$cdom/$cnum/syllabus"). |
$currentstring .= "}"; |
"\n"; |
} |
if (&Apache::lonhtmlcommon::htmlareabrowser()) { |
return $currentstring; |
$textareaclass = 'class="LC_richDefaultOn"'; |
} |
} |
#--------------------------------------------------------------------------- <dfn> tag |
} elsif ($symb || $folderpath) { |
sub start_dfn { |
$deps_button = &Apache::lonhtmlcommon::dependencies_button()."\n"; |
my ($target,$token) = @_; |
$initialize .= |
my $currentstring = ''; |
&Apache::lonhtmlcommon::dependencycheck_js($symb,$itemtitle, |
if ($target eq 'web') { |
undef,$folderpath,$uri)."\n"; |
$currentstring .= $token->[4]; |
} |
} elsif ($target eq 'tex') { |
$dragmath_button = '<span id="math_filecont">'.&Apache::lonhtmlcommon::dragmath_button('filecont',1).'</span>'; |
$currentstring .= "{ \\it "; |
$initialize .= "\n".&Apache::lonhtmlcommon::dragmath_js('EditMathPopup'); |
} |
} |
return $currentstring; |
$add_to_onload = 'initDocument();'; |
} |
$add_to_onresize = "resize_textarea('$textarea_id','LC_aftertextarea');"; |
sub end_dfn { |
|
my ($target,$token) = @_; |
if ($filetype eq 'html') { |
my $currentstring = ''; |
my $not_author; |
if ($target eq 'web') { |
if ($uri =~ m{^/uploaded/}) { |
$currentstring .= $token->[2]; |
$not_author = 1; |
} elsif ($target eq 'tex') { |
} |
$currentstring .= "}"; |
$xml_help=&Apache::loncommon::helpLatexCheatsheet(undef,undef,$not_author); |
} |
} |
return $currentstring; |
|
} |
my $titledisplay=&display_title(); |
#---------------------------------------------------------------------------- <tt> tag |
my %lt=&Apache::lonlocal::texthash('st' => 'Save and Edit', |
sub start_tt { |
'vi' => 'Save and View', |
my ($target,$token) = @_; |
'dv' => 'Discard Edits and View', |
my $currentstring = ''; |
'un' => 'undo', |
if ($target eq 'web') { |
'ed' => 'Edit'); |
$currentstring .= $token->[4]; |
my $spelllink = &Apache::lonhtmlcommon::spelllink('xmledit','filecont'); |
} elsif ($target eq 'tex') { |
my $textarea_events = &Apache::edit::element_change_detection(); |
$currentstring .= "{ \\tt "; |
my $form_events = &Apache::edit::form_change_detection(); |
} |
my $htmlerror; |
return $currentstring; |
if ($filetype eq 'html') { |
} |
$htmlerror=&verify_html($filecontents); |
sub end_tt { |
if ($htmlerror) { |
my ($target,$token) = @_; |
$htmlerror='<span class="LC_error">'.$htmlerror.'</span>'; |
my $currentstring = ''; |
} |
if ($target eq 'web') { |
if (&Apache::lonhtmlcommon::htmlareabrowser()) { |
$currentstring .= $token->[2]; |
unless ($textareaclass) { |
} elsif ($target eq 'tex') { |
$textareaclass = 'class="LC_richDefaultOff"'; |
$currentstring .= "}"; |
} |
} |
} |
return $currentstring; |
} |
} |
my $undo; |
#---------------------------------------------------------------------------- <kbd> tag |
unless ($uri =~ m{^/uploaded/}) { |
sub start_kbd { |
$undo = '<input type="submit" name="Undo" accesskey="u" value="'.$lt{'un'}.'" />'."\n"; |
my ($target,$token) = @_; |
} |
my $currentstring = ''; |
my $editfooter=(<<ENDFOOTER); |
if ($target eq 'web') { |
$initialize |
$currentstring .= $token->[4]; |
<a name="editsection" /> |
} elsif ($target eq 'tex') { |
<form $form_events method="post" name="xmledit" action="$action"> |
$currentstring .= "{ \\tt "; |
<div class="LC_edit_problem_editxml_header"> |
} |
<table class="LC_edit_problem_header_title"><tr><td> |
return $currentstring; |
$filename |
} |
</td><td align="right"> |
sub end_kbd { |
$xml_help |
my ($target,$token) = @_; |
</td></tr> |
my $currentstring = ''; |
</table> |
if ($target eq 'web') { |
<div> |
$currentstring .= $token->[2]; |
<input type="submit" name="discardview" accesskey="d" value="$lt{'dv'}" /> |
} elsif ($target eq 'tex') { |
$undo $htmlerror $deps_button $dragmath_button |
$currentstring .= "}"; |
</div> |
} |
<div style="float:right"> |
return $currentstring; |
<input type="submit" name="savethisfile" accesskey="s" value="$lt{'st'}" /> |
} |
<input type="submit" name="viewmode" accesskey="v" value="$lt{'vi'}" /> |
#-------------------------------------------------------------------------- <code> tag |
</div> |
sub start_code { |
</div> |
my ($target,$token) = @_; |
<textarea $textarea_events style="width:100%" cols="80" rows="44" name="filecont" id="filecont" $textareaclass>$filecontents</textarea><br />$spelllink |
my $currentstring = ''; |
<div id="LC_aftertextarea"> |
if ($target eq 'web') { |
<br /> |
$currentstring .= $token->[4]; |
$titledisplay |
} elsif ($target eq 'tex') { |
</div> |
$currentstring .= "{ \\tt "; |
</form> |
} |
ENDFOOTER |
return $currentstring; |
return ($editfooter,$add_to_onload,$add_to_onresize);; |
} |
} |
sub end_code { |
|
my ($target,$token) = @_; |
sub setmode_javascript { |
my $currentstring = ''; |
return <<"ENDSCRIPT"; |
if ($target eq 'web') { |
<script type="text/javascript"> |
$currentstring .= $token->[2]; |
// <![CDATA[ |
} elsif ($target eq 'tex') { |
function setmode(form,probmode) { |
$currentstring .= "}"; |
if (probmode == 'daxe') { |
} |
var url = new URL(document.location.href); |
return $currentstring; |
window.location = url.protocol+'//'+url.hostname+'/daxepage'+url.pathname; |
} |
} else { |
#---------------------------------------------------------------------------- <em> tag |
var initial = form.problemmode.value; |
sub start_em { |
form.problemmode.value = probmode; |
my ($target,$token) = @_; |
form.submit(); |
my $currentstring = ''; |
form.problemmode.value = initial; |
if ($target eq 'web') { |
} |
$currentstring .= $token->[4]; |
} |
} elsif ($target eq 'tex') { |
// ]]> |
$currentstring .= "{ \\emph "; |
</script> |
} |
ENDSCRIPT |
return $currentstring; |
} |
} |
|
sub end_em { |
sub seteditor_javascript { |
my ($target,$token) = @_; |
return <<"ENDSCRIPT"; |
my $currentstring = ''; |
<script type="text/javascript"> |
if ($target eq 'web') { |
// <![CDATA[ |
$currentstring .= $token->[2]; |
function seteditmode(form,editor) { |
} elsif ($target eq 'tex') { |
if (editor == 'daxe') { |
$currentstring .= "}"; |
var url = new URL(document.location.href); |
} |
window.location = url.protocol+'//'+url.hostname+'/daxepage'+url.pathname; |
return $currentstring; |
} else { |
} |
form.editmode.value = editor; |
#----------------------------------------------------------------------------- <q> tag |
form.submit(); |
sub start_q { |
} |
my ($target,$token) = @_; |
} |
my $currentstring = ''; |
// ]]> |
if ($target eq 'web') { |
</script> |
$currentstring .= $token->[4]; |
ENDSCRIPT |
} elsif ($target eq 'tex') { |
} |
$currentstring .= "{ \\emph "; |
|
} |
sub get_target { |
return $currentstring; |
my $viewgrades=&Apache::lonnet::allowed('vgr',$env{'request.course.id'}); |
} |
if ( $env{'request.state'} eq 'published') { |
sub end_q { |
if ( defined($env{'form.grade_target'}) |
my ($target,$token) = @_; |
&& ($viewgrades == 'F' )) { |
my $currentstring = ''; |
return ($env{'form.grade_target'}); |
if ($target eq 'web') { |
} elsif (defined($env{'form.grade_target'})) { |
$currentstring .= $token->[2]; |
if (($env{'form.grade_target'} eq 'web') || |
} elsif ($target eq 'tex') { |
($env{'form.grade_target'} eq 'tex') ) { |
$currentstring .= "}"; |
return $env{'form.grade_target'} |
} |
} else { |
return $currentstring; |
return 'web'; |
} |
} |
#----------------------------------------------------------------------------- <p> tag |
} else { |
sub start_p { |
return 'web'; |
my ($target,$token) = @_; |
} |
my $currentstring = ''; |
} elsif ($env{'request.state'} eq 'construct') { |
if ($target eq 'web') { |
if ( defined($env{'form.grade_target'})) { |
$currentstring .= $token->[4]; |
return ($env{'form.grade_target'}); |
} elsif ($target eq 'tex') { |
} else { |
$currentstring .= "{\\par "; |
return 'web'; |
} |
} |
return $currentstring; |
} else { |
} |
return 'web'; |
sub end_p { |
} |
my ($target,$token) = @_; |
} |
my $currentstring = ''; |
|
if ($target eq 'web') { |
sub handler { |
$currentstring .= $token->[2]; |
my $request=shift; |
} elsif ($target eq 'tex') { |
|
$currentstring .= " }"; |
my $target=&get_target(); |
|
$Apache::lonxml::debug=$env{'user.debug'}; |
|
|
|
&Apache::loncommon::content_type($request,'text/html'); |
|
&Apache::loncommon::no_cache($request); |
|
if ($env{'request.state'} eq 'published') { |
|
$request->set_last_modified(&Apache::lonnet::metadata($request->uri, |
|
'lastrevisiondate')); |
|
} |
|
# Embedded Flash movies from Camtasia served from https will not display in IE |
|
# if XML config file has expired from cache. |
|
if ($ENV{'SERVER_PORT'} == 443) { |
|
if ($request->uri =~ /\.xml$/) { |
|
my ($httpbrowser,$clientbrowser) = |
|
&Apache::loncommon::decode_user_agent($request); |
|
if ($clientbrowser =~ /^explorer$/i) { |
|
delete $request->headers_out->{'Cache-control'}; |
|
delete $request->headers_out->{'Pragma'}; |
|
my $expiration = time + 60; |
|
my $date=strftime("%a, %d %b %Y %H:%M:%S GMT",gmtime($expiration)); |
|
$request->headers_out->set("Expires" => $date); |
|
} |
|
} |
|
} |
|
$request->send_http_header; |
|
|
|
return OK if $request->header_only; |
|
|
|
|
|
my $file=&Apache::lonnet::filelocation("",$request->uri); |
|
my ($filetype,$breadcrumbtext); |
|
if ($file =~ /\.(sty|css|js|txt|tex)$/) { |
|
$filetype=$1; |
|
} else { |
|
$filetype='html'; |
|
} |
|
unless ($env{'request.uri'}) { |
|
$env{'request.uri'}=$request->uri; |
|
&Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'}, |
|
['todocs']); |
|
} |
|
my ($cdom,$cnum); |
|
if ($env{'request.course.id'}) { |
|
$cdom = $env{'course.'.$env{'request.course.id'}.'.domain'}; |
|
$cnum = $env{'course.'.$env{'request.course.id'}.'.num'}; |
|
if ($filetype eq 'html') { |
|
if ($request->uri =~ m{^\Q/uploaded/$cdom/$cnum/portfolio/syllabus/\E.+$}) { |
|
if (&Apache::lonnet::allowed('mdc',$env{'request.course.id'})) { |
|
&Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'}, |
|
['editmode']); |
|
} |
|
} |
|
} |
|
} |
|
if ($filetype eq 'sty') { |
|
$breadcrumbtext = 'Style File Editor'; |
|
} elsif ($filetype eq 'js') { |
|
$breadcrumbtext = 'Javascript Editor'; |
|
} elsif ($filetype eq 'css') { |
|
$breadcrumbtext = 'CSS Editor'; |
|
} elsif ($filetype eq 'txt') { |
|
$breadcrumbtext = 'Text Editor'; |
|
} elsif ($filetype eq 'tex') { |
|
$breadcrumbtext = 'TeX Editor'; |
|
} else { |
|
$breadcrumbtext = 'HTML Editor'; |
|
} |
|
|
|
# |
|
# Edit action? Save file. |
|
# |
|
if (!($env{'request.state'} eq 'published')) { |
|
if ($env{'form.savethisfile'} || $env{'form.viewmode'} || $env{'form.Undo'}) { |
|
my $html_file=&Apache::lonnet::getfile($file); |
|
my $error = &Apache::lonhomework::handle_save_or_undo($request, \$html_file, \$env{'form.filecont'}); |
|
if ($env{'form.savethisfile'}) { |
|
$env{'form.editmode'}='Edit'; #force edit mode |
} |
} |
return $currentstring; |
|
} |
} |
#---------------------------------------------------------------------------- <br> tag |
} |
sub start_br { |
my $inhibit_menu; |
my ($target,$token) = @_; |
my %mystyle; |
my $currentstring = ''; |
my $result = ''; |
if ($target eq 'web') { |
my $filecontents=&Apache::lonnet::getfile($file); |
$currentstring .= $token->[4]; |
if ($filecontents eq -1) { |
} elsif ($target eq 'tex') { |
my $start_page=&Apache::loncommon::start_page('File Error'); |
$currentstring .= "\\\\"; |
my $end_page=&Apache::loncommon::end_page(); |
} |
my $errormsg='<p class="LC_error">' |
return $currentstring; |
.&mt('File not found: [_1]' |
} |
,'<span class="LC_filename">'.$file.'</span>') |
sub end_br { |
.'</p>'; |
my ($target,$token) = @_; |
$result=(<<ENDNOTFOUND); |
my $currentstring = ''; |
$start_page |
if ($target eq 'web') { |
$errormsg |
$currentstring .= $token->[2]; |
$end_page |
|
ENDNOTFOUND |
|
$filecontents=''; |
|
if ($env{'request.state'} ne 'published') { |
|
if ($filetype eq 'sty') { |
|
$filecontents=&createnewsty(); |
|
} elsif ($filetype eq 'js') { |
|
$filecontents=&createnewjs(); |
|
} elsif ($filetype ne 'css' && $filetype ne 'txt' && $filetype ne 'tex') { |
|
$filecontents=&createnewhtml(); |
} |
} |
return $currentstring; |
$env{'form.editmode'}='Edit'; #force edit mode |
} |
} |
#--------------------------------------------------------------------------- <big> tag |
} else { |
sub start_big { |
unless ($env{'request.state'} eq 'published') { |
my ($target,$token) = @_; |
if ($filecontents=~/BEGIN LON-CAPA Internal/) { |
my $currentstring = ''; |
&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.')); |
if ($target eq 'web') { |
} |
$currentstring .= $token->[4]; |
# |
} elsif ($target eq 'tex') { |
# we are in construction space, see if edit mode forced |
$currentstring .= "{\\large "; |
&Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'}, |
} |
['editmode']); |
return $currentstring; |
} |
} |
if (!$env{'form.editmode'} || $env{'form.viewmode'} || $env{'form.discardview'}) { |
sub end_big { |
if ($filetype eq 'html' || $filetype eq 'sty') { |
my ($target,$token) = @_; |
&Apache::structuretags::reset_problem_globals(); |
my $currentstring = ''; |
$result = &Apache::lonxml::xmlparse($request,$target, |
if ($target eq 'web') { |
$filecontents,'',%mystyle); |
$currentstring .= $token->[2]; |
# .html files may contain <problem> or <Task> need to clean |
} elsif ($target eq 'tex') { |
# up if it did |
$currentstring .= " }"; |
&Apache::structuretags::reset_problem_globals(); |
|
&Apache::lonhomework::finished_parsing(); |
|
} elsif ($filetype eq 'tex') { |
|
$result = &Apache::lontexconvert::converted(\$filecontents, |
|
$env{'form.texengine'}); |
|
if ($env{'form.return_only_error_and_warning_counts'}) { |
|
$result = "$errorcount:$warningcount"; |
|
} |
|
} else { |
|
$result = $filecontents; |
} |
} |
return $currentstring; |
&Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'}, |
} |
['rawmode']); |
#------------------------------------------------------------------------- <small> tag |
if ($env{'form.rawmode'}) { $result = $filecontents; } |
sub start_small { |
if (($env{'request.state'} eq 'construct') && |
my ($target,$token) = @_; |
(($filetype eq 'css') || ($filetype eq 'js')) && ($ENV{'HTTP_REFERER'})) { |
my $currentstring = ''; |
if ($ENV{'HTTP_REFERER'} =~ m{^https?\://[^\/]+/priv/$LONCAPA::match_domain/$LONCAPA::match_username/[^\?]+\.(x?html?|swf)(|\?)[^\?]*$}) { |
if ($target eq 'web') { |
$inhibit_menu = 1; |
$currentstring .= $token->[4]; |
} |
} elsif ($target eq 'tex') { |
|
$currentstring .= "{\\footnotesize "; |
|
} |
|
return $currentstring; |
|
} |
|
sub end_small { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web') { |
|
$currentstring .= $token->[2]; |
|
} elsif ($target eq 'tex') { |
|
$currentstring .= " }"; |
|
} |
} |
return $currentstring; |
if (($filetype ne 'html') && |
} |
(!$env{'form.return_only_error_and_warning_counts'}) && |
#---------------------------------------------------------------------- <basefont> tag |
(!$inhibit_menu)) { |
sub start_basefont { |
my $nochgview = 1; |
my ($target,$token) = @_; |
my $controls = ''; |
my $currentstring = ''; |
if ($env{'request.state'} eq 'construct') { |
if ($target eq 'web') { |
$controls = &Apache::loncommon::head_subbox( |
$currentstring = $token->[4]; |
&Apache::loncommon::CSTR_pageheader() |
} |
.&Apache::londefdef::edit_controls($nochgview)); |
return $currentstring; |
} |
} |
if ($filetype ne 'sty' && $filetype ne 'tex') { |
#-------------------------------------------------------------------------- <font> tag |
$result =~ s/</</g; |
sub start_font { |
$result =~ s/>/>/g; |
my ($target,$token) = @_; |
$result = '<table class="LC_sty_begin">'. |
my $currentstring = ''; |
'<tr><td><b><pre>'.$result. |
if ($target eq 'web') { |
'</pre></b></td></tr></table>'; |
$currentstring = $token->[4]; |
} |
} |
my $brcrum; |
return $currentstring; |
if ($env{'request.state'} eq 'construct') { |
} |
my $text = 'Authoring Space'; |
sub end_font { |
my $href = &Apache::loncommon::authorspace($request->uri); |
my ($target,$token) = @_; |
if ($env{'request.course.id'}) { |
my $currentstring = ''; |
my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'}; |
if ($target eq 'web') { |
my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'}; |
$currentstring = $token->[2]; |
if ($href eq "/priv/$cdom/$cnum/") { |
} |
$text = 'Course Authoring Space'; |
return $currentstring; |
} |
} |
} |
#------------------------------------------------------------------------ <strike> tag |
$brcrum = [{'href' => $href, |
sub start_strike { |
'text' => $text,}, |
my ($target,$token) = @_; |
{'href' => '', |
my $currentstring = ''; |
'text' => $breadcrumbtext}]; |
if ($target eq 'web') { |
} else { |
$currentstring .= $token->[4]; |
$brcrum = ''; # FIXME: Where are we? |
} elsif ($target eq 'tex') { |
} |
$currentstring .= "{\\underline "; |
my %options = ('bread_crumbs' => $brcrum, |
} |
'bgcolor' => '#FFFFFF'); |
return $currentstring; |
$result = |
} |
&Apache::loncommon::start_page(undef,undef,\%options) |
sub end_strike { |
.$controls |
my ($target,$token) = @_; |
.$result |
my $currentstring = ''; |
.&Apache::loncommon::end_page(); |
if ($target eq 'web') { |
|
$currentstring .= $token->[2]; |
|
} elsif ($target eq 'tex') { |
|
$currentstring .= " }"; |
|
} |
} |
return $currentstring; |
} |
} |
} |
#----------------------------------------------------------------------------- <s> tag |
|
sub start_s { |
# |
my ($target,$token) = @_; |
# Edit action? Insert editing commands |
my $currentstring = ''; |
# |
if ($target eq 'web') { |
unless (($env{'request.state'} eq 'published') || ($inhibit_menu)) { |
$currentstring .= $token->[4]; |
if ($env{'form.editmode'} && (!($env{'form.viewmode'})) && (!($env{'form.discardview'}))) |
} elsif ($target eq 'tex') { |
{ |
$currentstring .= "{\\underline "; |
my ($displayfile,$url,$symb,$itemtitle,$action); |
} |
$displayfile=$request->uri; |
return $currentstring; |
if ($request->uri =~ m{^/uploaded/}) { |
} |
if ($env{'request.course.id'}) { |
sub end_s { |
if ($request->uri =~ m{^\Q/uploaded/$cdom/$cnum/supplemental/\E}) { |
my ($target,$token) = @_; |
&Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'}, |
my $currentstring = ''; |
['folderpath','title']); |
if ($target eq 'web') { |
} elsif ($request->uri =~ m{^\Q/uploaded/$cdom/$cnum/portfolio/syllabus/\E(.+)$}) { |
$currentstring .= $token->[2]; |
my $filename = $1; |
} elsif ($target eq 'tex') { |
if ($1 eq 'loncapa.html') { |
$currentstring .= " }"; |
$displayfile = &mt('Syllabus (minimal template)'); |
|
$action = $request->uri.'?forceedit=1'; |
|
} else { |
|
$displayfile = &mt('Syllabus file: [_1]',$1); |
|
} |
|
$itemtitle = &mt('Syllabus'); |
|
} |
|
} |
|
unless ($itemtitle) { |
|
($symb,$itemtitle,$displayfile) = |
|
&get_courseupload_hierarchy($request->uri, |
|
$env{'form.folderpath'}, |
|
$env{'form.title'}); |
|
} |
|
} else { |
|
$displayfile=~s/^\/[^\/]*//; |
} |
} |
return $currentstring; |
|
} |
my ($edit_info, $add_to_onload, $add_to_onresize)= |
#--------------------------------------------------------------------------- <sub> tag |
&inserteditinfo($filecontents,$filetype,$displayfile,$symb, |
sub start_sub { |
$itemtitle,$env{'form.folderpath'},$request->uri,$action); |
my ($target,$token) = @_; |
|
my $currentstring = ''; |
my %options = |
if ($target eq 'web') { |
('add_entries' => |
$currentstring .= $token->[4]; |
{'onresize' => $add_to_onresize, |
} elsif ($target eq 'tex') { |
'onload' => $add_to_onload, }); |
$currentstring .= "\$_{ "; |
my $header; |
} |
if ($env{'request.state'} eq 'construct') { |
return $currentstring; |
my $text = 'Authoring Space'; |
} |
my $href = &Apache::loncommon::authorspace($request->uri); |
sub end_sub { |
if ($env{'request.course.id'}) { |
my ($target,$token) = @_; |
my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'}; |
my $currentstring = ''; |
my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'}; |
if ($target eq 'web') { |
if ($href eq "/priv/$cdom/$cnum/") { |
$currentstring .= $token->[2]; |
$text = 'Course Authoring Space'; |
} elsif ($target eq 'tex') { |
} |
$currentstring .= " }\$"; |
} |
|
$options{'bread_crumbs'} = [{ |
|
'href' => $href, |
|
'text' => $text}, |
|
{'href' => '', |
|
'text' => $breadcrumbtext}]; |
|
$header = &Apache::loncommon::head_subbox( |
|
&Apache::loncommon::CSTR_pageheader()); |
} |
} |
return $currentstring; |
my $js = |
|
&Apache::edit::js_change_detection(). |
|
&Apache::loncommon::resize_textarea_js(); |
|
my $start_page = &Apache::loncommon::start_page(undef,$js, |
|
\%options); |
|
$result = $start_page |
|
.$header |
|
.&Apache::lonxml::message_location() |
|
.$edit_info |
|
.&Apache::loncommon::end_page(); |
|
} |
|
} |
|
if ($filetype eq 'html') { &writeallows($request->uri); } |
|
|
|
&Apache::lonxml::add_messages(\$result); |
|
$request->print($result); |
|
|
|
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); |
} |
} |
#--------------------------------------------------------------------------- <sup> tag |
$result = "<script type='text/javascript'>top.document.title = '$title - LON-CAPA " |
sub start_sup { |
.&mt('Authoring Space')."';</script>"; |
my ($target,$token) = @_; |
} |
my $currentstring = ''; |
return $result; |
if ($target eq 'web') { |
} |
$currentstring .= $token->[4]; |
|
} elsif ($target eq 'tex') { |
sub get_courseupload_hierarchy { |
$currentstring .= "\$^{ "; |
my ($url,$folderpath,$title) = @_; |
} |
my ($symb,$itemtitle,$displaypath); |
return $currentstring; |
if ($env{'request.course.id'}) { |
} |
if ($folderpath =~ /^supplemental/) { |
sub end_sup { |
my @folders = split(/\&/,$folderpath); |
my ($target,$token) = @_; |
my @pathitems; |
my $currentstring = ''; |
while (@folders) { |
if ($target eq 'web') { |
my $folder=shift(@folders); |
$currentstring .= $token->[2]; |
my $foldername=shift(@folders); |
} elsif ($target eq 'tex') { |
$foldername =~ s/\:(\d*)\:(\w*)\:(\w*):(\d*)\:?(\d*)$//; |
$currentstring .= " }\$"; |
push(@pathitems,&unescape($foldername)); |
|
} |
|
if ($title) { |
|
push(@pathitems,&unescape($title)); |
|
} |
|
$displaypath = join(' » ',@pathitems); |
|
} else { |
|
$symb = &Apache::lonnet::symbread($url); |
|
my ($map,$id,$res)=&Apache::lonnet::decode_symb($symb); |
|
my $navmap=Apache::lonnavmaps::navmap->new; |
|
if (ref($navmap)) { |
|
my $res = $navmap->getBySymb($symb); |
|
if (ref($res)) { |
|
my @pathitems = |
|
&Apache::loncommon::get_folder_hierarchy($navmap,$map,1); |
|
$itemtitle = $res->compTitle(); |
|
push(@pathitems,$itemtitle); |
|
$displaypath = join(' » ',@pathitems); |
|
} |
} |
} |
return $currentstring; |
} |
|
} |
|
return ($symb,$itemtitle,$displaypath); |
|
} |
|
|
|
sub debug { |
|
if ($Apache::lonxml::debug eq "1") { |
|
$|=1; |
|
my $request=$Apache::lonxml::request; |
|
if (!$request) { |
|
eval { $request=Apache->request; }; |
|
} |
|
if (!$request) { |
|
eval { $request=Apache2::RequestUtil->request; }; |
} |
} |
#---------------------------------------------------------------------------- <hr> tag |
$request->print('<font size="-2"><pre>DEBUG:'.&HTML::Entities::encode($_[0],'<>&"')."</pre></font>\n"); |
sub start_hr { |
#&Apache::lonnet::logthis($_[0]); |
my ($target,$token) = @_; |
} |
my $currentstring = ''; |
} |
if ($target eq 'web') { |
|
$currentstring .= $token->[4]; |
sub show_error_warn_msg { |
} elsif ($target eq 'tex') { |
if (($env{'request.filename'} eq |
$currentstring .= "\\hline "; |
$Apache::lonnet::perlvar{'lonDocRoot'}.'/res/lib/templates/simpleproblem.problem') && |
} |
(&Apache::lonnet::allowed('mdc',$env{'request.course.id'}))) { |
return $currentstring; |
return 1; |
} |
} |
#----------------------------------------------------------------------------- <a> tag |
return (($Apache::lonxml::debug eq 1) || |
sub start_a { |
($env{'request.state'} eq 'construct') || |
my ($target,$token) = @_; |
($Apache::lonhomework::browse eq 'F' |
my $currentstring = ''; |
&& |
if ($target eq 'web') { |
$env{'form.show_errors'} eq 'on')); |
$currentstring .= $token->[4]; |
} |
} elsif ($target eq 'tex') { |
|
|
sub error { |
|
my @errors = @_; |
|
|
|
$errorcount++; |
|
|
|
$Apache::lonxml::internal_error=1; |
|
|
|
if (defined($Apache::inputtags::part)) { |
|
if ( @Apache::inputtags::response ) { |
|
push(@errors, |
|
&mt("This error occurred while processing response [_1] in part [_2]", |
|
$Apache::inputtags::response[-1], |
|
$Apache::inputtags::part)); |
|
} else { |
|
push(@errors, |
|
&mt("This error occurred while processing part [_1]", |
|
$Apache::inputtags::part)); |
|
} |
|
} |
|
|
|
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 |
|
.'<div class="LC_error">' |
|
.'<b>'.&mt('ERROR:').' </b>'.join("<br />\n",@errors) |
|
."</div>\n"); |
|
$Apache::lonxml::warnings_error_header=''; |
|
} else { |
|
my $errormsg; |
|
my ($symb)=&Apache::lonnet::symbread(); |
|
if ( !$symb ) { |
|
#public or browsers |
|
$errormsg=&mt("An error occurred while processing this resource. The author has been notified."); |
|
} |
|
my $host=$Apache::lonnet::perlvar{'lonHostID'}; |
|
push(@errors, |
|
&mt("The error occurred on host [_1]", |
|
"<tt>$host</tt>")); |
|
|
|
my $msg = join('<br />', @errors); |
|
|
|
#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::lonmsg::decide_receiver(undef,0,1,1,1); |
|
my $declutter=&Apache::lonnet::declutter($env{'request.filename'}); |
|
my $baseurl = &Apache::lonnet::clutter($declutter); |
|
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) { |
|
my $title = &Apache::lonnet::gettitle($symb); |
|
my $sentmessage; |
|
&Apache::lonmsg::user_normal_msg($user,$domain, |
|
"Error [$title]",$msg,'',$baseurl,'','', |
|
\$sentmessage,$symb,$title,1); |
|
&Apache::lonnet::put('nohist_xmlerrornotifications', |
|
{$key => $now}, |
|
$cdom,$cnum); |
|
} |
|
} |
|
if ($env{'request.role.adv'}) { |
|
$errormsg=&mt("An error occurred while processing this resource. The course personnel ([_1]) and the author have been notified.",join(', ',@userlist)); |
|
} else { |
|
$errormsg=&mt("An error occurred while processing this resource. The instructor has been notified."); |
} |
} |
return $currentstring; |
|
} |
} |
sub end_a { |
push(@Apache::lonxml::error_messages,"<span class=\"LC_warning\">$errormsg</span><br />"); |
my ($target,$token,$stackref) = @_; |
} |
my $currentstring = ''; |
} |
if ($target eq 'web') { |
|
$currentstring .= $token->[2]; |
sub warning { |
} elsif ($target eq 'tex') { |
$warningcount++; |
my $tempor_var = $stackref->[$#$stackref]; |
|
if (index($tempor_var,'name') != -1 ) { |
if ($env{'form.grade_target'} ne 'tex') { |
$tempor_var =~ s/name=([^,]*),/$1/g; |
if ( &show_error_warn_msg() ) { |
$currentstring .= " \\label{$tempor_var}"; |
push(@Apache::lonxml::warning_messages, |
} elsif (index($tempor_var,'href') != -1 ) { |
$Apache::lonxml::warnings_error_header |
$tempor_var =~ s/href=([^,]*),/$1/g; |
.'<div class="LC_warning">' |
$currentstring .= " \\ref{$tempor_var}"; |
.&mt('[_1]W[_2]ARNING','<b>','</b>')."<b>:</b> ".join('<br />',@_) |
} |
."</div>\n" |
} |
); |
return $currentstring; |
$Apache::lonxml::warnings_error_header=''; |
} |
} |
#---------------------------------------------------------------------------- <li> tag |
} |
sub start_li { |
} |
my ($target,$token,$stackref) = @_; |
|
my $currentstring = ''; |
sub info { |
if ($target eq 'web') { |
if ($env{'form.grade_target'} ne 'tex' |
$currentstring = $token->[4]; |
&& $env{'request.state'} eq 'construct') { |
} elsif ($target eq 'tex') { |
push(@Apache::lonxml::info_messages,join('<br />',@_)."<br />\n"); |
my $tempor_var = $stackref->[$#$stackref-1]; |
} |
if (index($tempor_var,'circle') != -1 ) { |
} |
$currentstring .= " \\item[o] "; |
|
} elsif (index($tempor_var,'square') != -1 ) { |
sub message_location { |
$currentstring .= " \\item[$\Box$] "; |
return '__LONCAPA_INTERNAL_MESSAGE_LOCATION__'; |
} else { |
} |
$currentstring .= " \\item "; |
|
} |
sub add_messages { |
} |
my ($msg)=@_; |
return $currentstring; |
my $result=join(' ', |
} |
@Apache::lonxml::info_messages, |
sub end_li { |
@Apache::lonxml::error_messages, |
my ($target,$token) = @_; |
@Apache::lonxml::warning_messages); |
my $currentstring = ''; |
undef(@Apache::lonxml::info_messages); |
if ($target eq 'web') { |
undef(@Apache::lonxml::error_messages); |
$currentstring = $token->[2]; |
undef(@Apache::lonxml::warning_messages); |
} |
$$msg=~s/__LONCAPA_INTERNAL_MESSAGE_LOCATION__/$result/; |
return $currentstring; |
$$msg=~s/__LONCAPA_INTERNAL_MESSAGE_LOCATION__//g; |
} |
} |
#----------------------------------------------------------------------------- <u> tag |
|
sub start_u { |
sub get_param { |
my ($target,$token) = @_; |
my ($param,$parstack,$safeeval,$context,$case_insensitive, $noelide) = @_; |
my $currentstring = ''; |
|
if ($target eq 'web') { |
if ( ! $context ) { $context = -1; } |
$currentstring .= $token->[4]; |
my $args =''; |
} elsif ($target eq 'tex') { |
if ( $#$parstack > (-2-$context) ) { $args=$$parstack[$context]; } |
$currentstring .= "{\\underline "; |
if ( ! $Apache::lonxml::usestyle ) { |
} |
$args=$Apache::lonxml::style_values.$args; |
return $currentstring; |
} |
} |
|
sub end_u { |
|
my ($target,$token) = @_; |
if ($noelide) { |
my $currentstring = ''; |
# $args =~ s/\\'/'/g; |
if ($target eq 'web') { |
$args =~ s/'\$/'\\\$/g; |
$currentstring .= $token->[2]; |
} |
} elsif ($target eq 'tex') { |
|
$currentstring .= " }"; |
if ( ! $args ) { return undef; } |
} |
if ( $case_insensitive ) { |
return $currentstring; |
if ($args =~ s/(my (?:.*))(\$\Q$param\E[,\)])/$1.lc($2)/ei) { |
|
|
|
return &Apache::run::run("{$args;".'return $'.$param.'}', |
|
$safeeval); #' |
|
} else { |
|
return undef; |
|
} |
|
} else { |
|
if ( $args =~ /my .*\$\Q$param\E[,\)]/ ) { |
|
|
|
return &Apache::run::run("{$args;".'return $'.$param.'}', |
|
$safeeval); #' |
|
} else { |
|
return undef; |
} |
} |
#---------------------------------------------------------------------------- <ul> tag |
} |
sub start_ul { |
} |
my ($target,$token) = @_; |
|
my $currentstring = ''; |
sub get_param_var { |
if ($target eq 'web') { |
my ($param,$parstack,$safeeval,$context,$case_insensitive) = @_; |
$currentstring = $token->[4]; |
if ( ! $context ) { $context = -1; } |
} elsif ($target eq 'tex') { |
my $args =''; |
$currentstring = " \\begin{itemize} "; |
if ( $#$parstack > (-2-$context) ) { $args=$$parstack[$context]; } |
} |
if ( ! $Apache::lonxml::usestyle ) { |
return $currentstring; |
$args=$Apache::lonxml::style_values.$args; |
} |
} |
sub end_ul { |
&Apache::lonxml::debug("Args are $args param is $param"); |
my ($target,$token) = @_; |
if ($case_insensitive) { |
my $currentstring = ''; |
if (! ($args=~s/(my (?:.*))(\$\Q$param\E[,\)])/$1.lc($2)/ei)) { |
if ($target eq 'web') { |
return undef; |
$currentstring = $token->[2]; |
} |
} elsif ($target eq 'tex') { |
} elsif ( $args !~ /my .*\$\Q$param\E[,\)]/ ) { return undef; } |
$currentstring = " \\end{itemize}"; |
my $value=&Apache::run::run("{$args;".'return $'.$param.'}',$safeeval); #' |
} |
&Apache::lonxml::debug("first run is $value"); |
return $currentstring; |
if ($value =~ /^[\$\@\%][a-zA-Z_]\w*$/) { |
} |
&Apache::lonxml::debug("doing second"); |
#-------------------------------------------------------------------------- <menu> tag |
my @result=&Apache::run::run("return $value",$safeeval,1); |
sub start_menu { |
if (!defined($result[0])) { |
my ($target,$token) = @_; |
return $value |
my $currentstring = ''; |
} else { |
if ($target eq 'web') { |
if (wantarray) { return @result; } else { return $result[0]; } |
$currentstring = $token->[4]; |
} |
} elsif ($target eq 'tex') { |
} else { |
$currentstring = " \\begin{itemize} "; |
return $value; |
} |
} |
return $currentstring; |
} |
} |
|
sub end_menu { |
sub register_insert_xml { |
my ($target,$token) = @_; |
my $parser = HTML::LCParser->new($Apache::lonnet::perlvar{'lonTabDir'} |
my $currentstring = ''; |
.'/insertlist.xml'); |
if ($target eq 'web') { |
my ($tagnum,$in_help)=(0,0); |
$currentstring = $token->[2]; |
my @alltags; |
} elsif ($target eq 'tex') { |
my $tag; |
$currentstring = " \\end{itemize}"; |
while (my $token = $parser->get_token()) { |
} |
if ($token->[0] eq 'S') { |
return $currentstring; |
my $key; |
} |
if ($token->[1] eq 'tag') { |
#--------------------------------------------------------------------------- <dir> tag |
$tag = $token->[2]{'name'}; |
sub start_dir { |
if (defined($tag)) { |
my ($target,$token) = @_; |
$insertlist{$tagnum.'.tag'} = $tag; |
my $currentstring = ''; |
$insertlist{$tag.'.num'} = $tagnum; |
if ($target eq 'web') { |
push(@alltags,$tag); |
$currentstring = $token->[4]; |
} |
} elsif ($target eq 'tex') { |
} elsif ($in_help && $token->[1] eq 'file') { |
$currentstring = " \\begin{itemize} "; |
$key = $tag.'.helpfile'; |
} |
} elsif ($in_help && $token->[1] eq 'description') { |
return $currentstring; |
$key = $tag.'.helpdesc'; |
} |
} elsif ($token->[1] eq 'description' || |
sub end_dir { |
$token->[1] eq 'color' || |
my ($target,$token) = @_; |
$token->[1] eq 'show' ) { |
my $currentstring = ''; |
$key = $tag.'.'.$token->[1]; |
if ($target eq 'web') { |
} elsif ($token->[1] eq 'insert_sub') { |
$currentstring = $token->[2]; |
$key = $tag.'.function'; |
} elsif ($target eq 'tex') { |
} elsif ($token->[1] eq 'help') { |
$currentstring = " \\end{itemize}"; |
$in_help=1; |
} |
} elsif ($token->[1] eq 'allow') { |
return $currentstring; |
$key = $tag.'.allow'; |
} |
} |
#---------------------------------------------------------------------------- <ol> tag |
if (defined($key)) { |
sub start_ol { |
$insertlist{$key} = $parser->get_text(); |
my ($target,$token) = @_; |
$insertlist{$key} =~ s/(^\s*|\s*$ )//gx; |
my $currentstring = ''; |
} |
if ($target eq 'web') { |
} elsif ($token->[0] eq 'E') { |
$currentstring = $token->[4]; |
if ($token->[1] eq 'tag') { |
} elsif ($target eq 'tex') { |
undef($tag); |
$currentstring = " \\begin{enumerate} "; |
$tagnum++; |
} |
} elsif ($token->[1] eq 'help') { |
return $currentstring; |
undef($in_help); |
} |
} |
sub end_ol { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web') { |
|
$currentstring = $token->[2]; |
|
} elsif ($target eq 'tex') { |
|
$currentstring = " \\end{enumerate}"; |
|
} |
|
return $currentstring; |
|
} |
|
#---------------------------------------------------------------------------- <dl> tag |
|
sub start_dl { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web') { |
|
$currentstring = $token->[4]; |
|
} elsif ($target eq 'tex') { |
|
$currentstring = " \\begin{description} "; |
|
} |
|
return $currentstring; |
|
} |
|
sub end_dl { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web') { |
|
$currentstring = $token->[2]; |
|
} elsif ($target eq 'tex') { |
|
$currentstring = " \\end{description}"; |
|
} |
|
return $currentstring; |
|
} |
|
#---------------------------------------------------------------------------- <dt> tag |
|
sub start_dt { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web') { |
|
$currentstring = $token->[4]; |
|
} elsif ($target eq 'tex') { |
|
$currentstring = "\\item[ "; |
|
} |
|
return $currentstring; |
|
} |
|
sub end_dt { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web') { |
|
$currentstring = $token->[2]; |
|
} elsif ($target eq 'tex') { |
|
$currentstring = "]"; |
|
} |
|
return $currentstring; |
|
} |
|
#---------------------------------------------------------------------------- <dd> tag |
|
sub start_dd { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web') { |
|
$currentstring = $token->[4]; |
|
} |
|
return $currentstring; |
|
} |
|
sub end_dd { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web') { |
|
$currentstring = $token->[2]; |
|
} |
|
return $currentstring; |
|
} |
|
#------------------------------------------------------------------------- <table> tag |
|
sub start_table { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web') { |
|
$currentstring = $token->[4]; |
|
} elsif ($target eq 'tex') { |
|
$currentstring = " \\begin{tabular} "; |
|
} |
|
return $currentstring; |
|
} |
|
sub end_table { |
|
my ($target,$token) = @_; |
|
my $currentstring = ''; |
|
if ($target eq 'web') { |
|
$currentstring = $token->[2]; |
|
} elsif ($target eq 'tex') { |
|
$currentstring = " \\end{tabular}"; |
|
} |
|
return $currentstring; |
|
} |
} |
|
} |
|
|
|
# parse the allows and ignore tags set to <show>no</show> |
|
foreach my $tag (@alltags) { |
|
next if (!exists($insertlist{$tag.'.allow'})); |
|
my $allow = $insertlist{$tag.'.allow'}; |
|
foreach my $element (split(',',$allow)) { |
|
$element =~ s/(^\s*|\s*$ )//gx; |
|
if (!exists($insertlist{$element.'.show'}) |
|
|| $insertlist{$element.'.show'} ne 'no') { |
|
push(@{ $insertlist{$tag.'.which'} },$element); |
|
} |
|
} |
|
} |
|
} |
|
|
|
sub register_insert { |
|
return ®ister_insert_xml(@_); |
|
# &dump_insertlist('2'); |
|
} |
|
|
|
sub dump_insertlist { |
|
my ($ext) = @_; |
|
open(XML,">","/tmp/insertlist.xml.$ext"); |
|
print XML ("<insertlist>"); |
|
my $i=0; |
|
|
|
while (exists($insertlist{"$i.tag"})) { |
|
my $tag = $insertlist{"$i.tag"}; |
|
print XML (" |
|
\t<tag name=\"$tag\">"); |
|
if (defined($insertlist{"$tag.description"})) { |
|
print XML (" |
|
\t\t<description>".$insertlist{"$tag.description"}."</description>"); |
|
} |
|
if (defined($insertlist{"$tag.color"})) { |
|
print XML (" |
|
\t\t<color>".$insertlist{"$tag.color"}."</color>"); |
|
} |
|
if (defined($insertlist{"$tag.function"})) { |
|
print XML (" |
|
\t\t<insert_sub>".$insertlist{"$tag.function"}."</insert_sub>"); |
|
} |
|
if (defined($insertlist{"$tag.show"}) |
|
&& $insertlist{"$tag.show"} ne 'yes') { |
|
print XML (" |
|
\t\t<show>".$insertlist{"$tag.show"}."</show>"); |
|
} |
|
if (defined($insertlist{"$tag.helpfile"})) { |
|
print XML (" |
|
\t\t<help> |
|
\t\t\t<file>".$insertlist{"$tag.helpfile"}."</file>"); |
|
if ($insertlist{"$tag.helpdesc"} ne '') { |
|
print XML (" |
|
\t\t\t<description>".$insertlist{"$tag.helpdesc"}."</description>"); |
|
} |
|
print XML (" |
|
\t\t</help>"); |
|
} |
|
if (defined($insertlist{"$tag.which"})) { |
|
print XML (" |
|
\t\t<allow>".join(',',sort(@{ $insertlist{"$tag.which"} }))."</allow>"); |
|
} |
|
print XML (" |
|
\t</tag>"); |
|
$i++; |
|
} |
|
print XML ("\n</insertlist>\n"); |
|
close(XML); |
|
} |
|
|
|
sub description { |
|
my ($token)=@_; |
|
my $tag = &get_tag($token); |
|
return $insertlist{$tag.'.description'}; |
|
} |
|
|
|
# Returns a list containing the help file, and the description |
|
sub helpinfo { |
|
my ($token)=@_; |
|
my $tag = &get_tag($token); |
|
return ($insertlist{$tag.'.helpfile'}, &mt($insertlist{$tag.'.helpdesc'})); |
|
} |
|
|
|
sub get_tag { |
|
my ($token)=@_; |
|
my $tagnum; |
|
my $tag=$token->[1]; |
|
foreach my $namespace (reverse(@Apache::lonxml::namespace)) { |
|
my $testtag = $namespace.'::'.$tag; |
|
$tagnum = $insertlist{"$testtag.num"}; |
|
last if (defined($tagnum)); |
|
} |
|
if (!defined($tagnum)) { |
|
$tagnum = $Apache::lonxml::insertlist{"$tag.num"}; |
|
} |
|
return $insertlist{"$tagnum.tag"}; |
|
} |
|
|
|
############################################################ |
|
# PDF-FORM-METHODS |
|
|
|
=pod |
|
|
|
=item &print_pdf_radiobutton(fieldname, value) |
|
|
|
Returns a latexline to generate a PDF-Form-Radiobutton. |
|
Note: Radiobuttons with equal names are automaticly grouped |
|
in a selection-group. |
|
|
|
$fieldname: PDF internalname of the radiobutton(group) |
|
$value: Value of radiobutton |
|
|
|
=cut |
|
sub print_pdf_radiobutton { |
|
my ($fieldname, $value) = @_; |
|
return '\radioButton[\symbolchoice{circle}]{' |
|
.$fieldname.'}{10bp}{10bp}{'.$value.'}'; |
|
} |
|
|
|
|
|
=pod |
|
|
|
=item &print_pdf_start_combobox(fieldname) |
|
|
|
Starts a latexline to generate a PDF-Form-Combobox with text. |
|
|
|
$fieldname: PDF internal name of the Combobox |
|
|
|
=cut |
|
sub print_pdf_start_combobox { |
|
my $result; |
|
my ($fieldName) = @_; |
|
$result .= '\begin{tabularx}{\textwidth}{p{2.5cm}X}'."\n"; |
|
$result .= '\comboBox[]{'.$fieldName.'}{2.3cm}{14bp}{'; # |
|
|
|
return $result; |
|
} |
|
|
|
|
|
=pod |
|
|
|
=item &print_pdf_add_combobox_option(options) |
|
|
|
Generates a latexline to add Options to a PDF-Form-ComboBox. |
|
|
|
$option: PDF internal name of the Combobox-Option |
|
|
|
=cut |
|
sub print_pdf_add_combobox_option { |
|
|
|
my $result; |
|
my ($option) = @_; |
|
|
|
$result .= '('.$option.')'; |
|
|
|
return $result; |
|
} |
|
|
|
|
|
=pod |
|
|
|
=item &print_pdf_end_combobox(text) { |
|
|
|
Returns latexcode to end a PDF-Form-Combobox with text. |
|
|
|
=cut |
|
sub print_pdf_end_combobox { |
|
my $result; |
|
my ($text) = @_; |
|
|
|
$result .= '}&'.$text."\\\\\n"; |
|
$result .= '\end{tabularx}' . "\n"; |
|
$result .= '\hspace{2mm}' . "\n"; |
|
return $result; |
|
} |
|
|
|
|
|
=pod |
|
|
|
=item &print_pdf_hiddenField(fieldname, user, domain) |
|
|
|
Returns a latexline to generate a PDF-Form-hiddenField with userdata. |
|
|
|
$fieldname label for hiddentextfield |
|
$user: name of user |
|
$domain: domain of user |
|
|
|
=cut |
|
sub print_pdf_hiddenfield { |
|
my $result; |
|
my ($fieldname, $user, $domain) = @_; |
|
|
|
$result .= '\textField [\F{\FHidden}\F{-\FPrint}\V{'.$domain.'&'.$user.'}]{'.$fieldname.'}{0in}{0in}'."\n"; |
|
|
|
return $result; |
|
} |
|
|
1; |
1; |
__END__ |
__END__ |
|
|