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Diff for /loncom/xml/lonxml.pm between versions 1.408 and 1.415

version 1.408, 2006/04/18 20:50:45 version 1.415, 2006/07/11 09:44:04
Line 40 Line 40
   
 package Apache::lonxml;   package Apache::lonxml; 
 use vars   use vars 
 qw(@pwd @outputstack $redirection $import @extlinks $metamode $evaluate %insertlist @namespace $errorcount $warningcount @htmlareafields);  qw(@pwd @outputstack $redirection $import @extlinks $metamode $evaluate %insertlist @namespace $errorcount $warningcount);
 use strict;  use strict;
 use HTML::LCParser();  use HTML::LCParser();
 use HTML::TreeBuilder();  use HTML::TreeBuilder();
Line 123  $evaluate = 1; Line 123  $evaluate = 1;
 # stores the list of active tag namespaces  # stores the list of active tag namespaces
 @namespace=();  @namespace=();
   
 # has the dynamic menu been updated to know about this resource  
 $Apache::lonxml::registered=0;  
   
 # a pointer the the Apache request object  # a pointer the the Apache request object
 $Apache::lonxml::request='';  $Apache::lonxml::request='';
   
Line 162  sub disable_LaTeX_substitutions { Line 159  sub disable_LaTeX_substitutions {
     $Apache::lonxml::substitute_LaTeX_symbols = 0;      $Apache::lonxml::substitute_LaTeX_symbols = 0;
 }  }
   
 sub xmlbegin {  
     my ($style)=@_;  
     my $output='';  
     @htmlareafields=();  
     if ($env{'browser.mathml'}) {  
  $output='<?xml version="1.0"?>'  
             #.'<?xml-stylesheet type="text/css" href="/adm/MathML/mathml.css"?>'."\n"  
 #            .'<!DOCTYPE html SYSTEM "/adm/MathML/mathml.dtd" '  
               
 #    .'<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd" [<!ENTITY mathns "http://www.w3.org/1998/Math/MathML">] >'  
     .'<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.1 plus MathML 2.0 plus SVG 1.1//EN" "http://www.w3.org/2002/04/xhtml-math-svg/xhtml-math-svg.dtd">'  
             .'<html xmlns:math="http://www.w3.org/1998/Math/MathML" '   
     .'xmlns="http://www.w3.org/1999/xhtml">';  
     } else {  
  $output='<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"><html>';  
     }  
     if ($style eq 'encode') {  
  $output=&HTML::Entities::encode($output,'<>&"');  
     }  
     return $output;  
 }  
   
 sub xmlend {  sub xmlend {
     my ($target,$parser)=@_;      my ($target,$parser)=@_;
     my $mode='xml';      my $mode='xml';
Line 391  sub latex_special_symbols { Line 366  sub latex_special_symbols {
  return $string;   return $string;
     }      }
     if ($where eq 'header') {      if ($where eq 'header') {
  $string =~ s/(\\|_|\^)/ /g;   $string =~ s/\\/\$\\backslash\$/g; # \  -> $\backslash$ per LaTex line by line pg  10.
  $string =~ s/(\$|%|\{|\})/\\$1/g;   $string =~ s/(\$|%|\{|\})/\\$1/g;
  $string =~ s/_/ /g;  
  $string=&Apache::lonprintout::character_chart($string);   $string=&Apache::lonprintout::character_chart($string);
  # any & or # leftover should be safe to just escape   # any & or # leftover should be safe to just escape
         $string=~s/([^\\])\&/$1\\\&/g;          $string=~s/([^\\])\&/$1\\\&/g;
         $string=~s/([^\\])\#/$1\\\#/g;          $string=~s/([^\\])\#/$1\\\#/g;
    $string =~ s/_/\\_/g;              # _ -> \_
    $string =~ s/\^/\\\^{}/g;          # ^ -> \^{} 
     } else {      } else {
  $string=~s/\\/\\ensuremath{\\backslash}/g;   $string=~s/\\/\\ensuremath{\\backslash}/g;
  $string=~s/\\\%|\%/\\\%/g;   $string=~s/\\\%|\%/\\\%/g;
Line 625  sub callsub { Line 601  sub callsub {
 sub setup_globals {  sub setup_globals {
   my ($request,$target)=@_;    my ($request,$target)=@_;
   $Apache::lonxml::request=$request;    $Apache::lonxml::request=$request;
   $Apache::lonxml::registered = 0;  
   @Apache::lonxml::htmlareafields=();  
   $errorcount=0;    $errorcount=0;
   $warningcount=0;    $warningcount=0;
   $Apache::lonxml::default_homework_loaded=0;    $Apache::lonxml::default_homework_loaded=0;
Line 1315  sub inserteditinfo { Line 1289  sub inserteditinfo {
       my $initialize='';        my $initialize='';
       if ($filetype eq 'html') {        if ($filetype eq 'html') {
   my $addbuttons=&Apache::lonhtmlcommon::htmlareaaddbuttons();    my $addbuttons=&Apache::lonhtmlcommon::htmlareaaddbuttons();
   $initialize=&Apache::lonhtmlcommon::htmlareaheaders().    $initialize=&Apache::lonhtmlcommon::spellheader();
       &Apache::lonhtmlcommon::spellheader();  
   if (!&Apache::lonhtmlcommon::htmlareablocked() &&    if (!&Apache::lonhtmlcommon::htmlareablocked() &&
       &Apache::lonhtmlcommon::htmlareabrowser()) {        &Apache::lonhtmlcommon::htmlareabrowser()) {
       $initialize.=(<<FULLPAGE);        $initialize.=(<<FULLPAGE);
Line 1447  sub handler { Line 1420  sub handler {
     my $filecontents=&Apache::lonnet::getfile($file);      my $filecontents=&Apache::lonnet::getfile($file);
     if ($filecontents eq -1) {      if ($filecontents eq -1) {
  my $start_page=&Apache::loncommon::start_page('File Error');   my $start_page=&Apache::loncommon::start_page('File Error');
  my $end_page=&Apache::loncommon::end_page('File Error');   my $end_page=&Apache::loncommon::end_page();
  my $fnf=&mt('File not found');   my $fnf=&mt('File not found');
  $result=(<<ENDNOTFOUND);   $result=(<<ENDNOTFOUND);
 $start_page  $start_page
Line 1567  sub error { Line 1540  sub error {
     #public or browsers      #public or browsers
     $errormsg=&mt("An error occured while processing this resource. The author has been notified.");      $errormsg=&mt("An error occured while processing this resource. The author has been notified.");
  }   }
  my $msg = join('<br />',@_);   my $host=$Apache::lonnet::perlvar{'lonHostID'};
    my $msg = join('<br />',(@_,"The occured on host <tt>$host</tt>"));
  #notify author   #notify author
  &Apache::lonmsg::author_res_msg($env{'request.filename'},$msg);   &Apache::lonmsg::author_res_msg($env{'request.filename'},$msg);
  #notify course   #notify course
Removed from v.1.408  
changed lines
  Added in v.1.415

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