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Diff for /loncom/xml/lonxml.pm between versions 1.320 and 1.332.2.2

version 1.320, 2004/06/03 14:28:39 version 1.332.2.2, 2004/10/18 19:50:43
Line 150  $Apache::lonxml::warnings_error_header=' Line 150  $Apache::lonxml::warnings_error_header='
   
 sub xmlbegin {  sub xmlbegin {
   my $output='';    my $output='';
     @htmlareafields=();
   if ($ENV{'browser.mathml'}) {    if ($ENV{'browser.mathml'}) {
       $output='<?xml version="1.0"?>'        $output='<?xml version="1.0"?>'
             .'<?xml-stylesheet type="text/css" href="/adm/MathML/mathml.css"?>'              .'<?xml-stylesheet type="text/css" href="/adm/MathML/mathml.css"?>'
Line 388  sub latex_special_symbols { Line 389  sub latex_special_symbols {
     } else {      } else {
  $string=~s/\\/\\ensuremath{\\backslash}/g;   $string=~s/\\/\\ensuremath{\\backslash}/g;
  $string=~s/([^\\]|^)\%/$1\\\%/g;   $string=~s/([^\\]|^)\%/$1\\\%/g;
  $string=~s/([^\\]|^)(\$|_)/$1\\$2/g;   $string=~s/([^\\]|^)\$/$1\\\$/g;
    $string=~s/([^\\])\_/$1\\_/g;
  $string=~s/\$\$/\$\\\$/g;   $string=~s/\$\$/\$\\\$/g;
    $string=~s/\_\_/\_\\\_/g;
  $string=~s/\#\#/\#\\\#/g;   $string=~s/\#\#/\#\\\#/g;
         $string=~s/([^\\]|^)(\~|\^)/$1\\$2\\strut /g;          $string=~s/([^\\]|^)(\~|\^)/$1\\$2\\strut /g;
  $string=~s/(>|<)/\\ensuremath\{$1\}/g; #more or less   $string=~s/(>|<)/\\ensuremath\{$1\}/g; #more or less
Line 397  sub latex_special_symbols { Line 400  sub latex_special_symbols {
  # 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/\|/\$\\mid\$/g;
 #single { or } How to escape?  #single { or } How to escape?
     }      }
     return $string;      return $string;
Line 604  sub setup_globals { Line 608  sub setup_globals {
   my ($request,$target)=@_;    my ($request,$target)=@_;
   $Apache::lonxml::request=$request;    $Apache::lonxml::request=$request;
   $Apache::lonxml::registered = 0;    $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 662  sub init_safespace { Line 667  sub init_safespace {
   $safehole->wrap(\&Apache::scripttag::xmlparse,$safeeval,'&xmlparse');    $safehole->wrap(\&Apache::scripttag::xmlparse,$safeeval,'&xmlparse');
   $safehole->wrap(\&Apache::outputtags::multipart,$safeeval,'&multipart');    $safehole->wrap(\&Apache::outputtags::multipart,$safeeval,'&multipart');
   $safehole->wrap(\&Apache::lonnet::EXT,$safeeval,'&EXT');    $safehole->wrap(\&Apache::lonnet::EXT,$safeeval,'&EXT');
       $safehole->wrap(\&Apache::chemresponse::chem_standard_order,$safeeval,
     '&chem_standard_order');
   
   $safehole->wrap(\&Math::Cephes::asin,$safeeval,'&asin');    $safehole->wrap(\&Math::Cephes::asin,$safeeval,'&asin');
   $safehole->wrap(\&Math::Cephes::acos,$safeeval,'&acos');    $safehole->wrap(\&Math::Cephes::acos,$safeeval,'&acos');
   $safehole->wrap(\&Math::Cephes::atan,$safeeval,'&atan');    $safehole->wrap(\&Math::Cephes::atan,$safeeval,'&atan');
Line 736  sub init_safespace { Line 743  sub init_safespace {
   $safehole->wrap(\&Math::Random::random_set_seed,$safeeval,'&random_set_seed');    $safehole->wrap(\&Math::Random::random_set_seed,$safeeval,'&random_set_seed');
   $safehole->wrap(\&Apache::lonxml::error,$safeeval,'&LONCAPA_INTERNAL_ERROR');    $safehole->wrap(\&Apache::lonxml::error,$safeeval,'&LONCAPA_INTERNAL_ERROR');
   $safehole->wrap(\&Apache::lonxml::debug,$safeeval,'&LONCAPA_INTERNAL_DEBUG');    $safehole->wrap(\&Apache::lonxml::debug,$safeeval,'&LONCAPA_INTERNAL_DEBUG');
     $safehole->wrap(\&Apache::caparesponse::get_sigrange,$safeeval,'&LONCAPA_INTERNAL_get_sigrange');
   
 #need to inspect this class of ops  #need to inspect this class of ops
 # $safeeval->deny(":base_orig");  # $safeeval->deny(":base_orig");
     $safeeval->permit("require");
   $safeinit .= ';$external::target="'.$target.'";';    $safeinit .= ';$external::target="'.$target.'";';
   my $rndseed;    my $rndseed;
   my ($symb,$courseid,$domain,$name) = &Apache::lonxml::whichuser();    my ($symb,$courseid,$domain,$name) = &Apache::lonxml::whichuser();
Line 747  sub init_safespace { Line 756  sub init_safespace {
   &Apache::lonxml::debug("Setting rndseed to $rndseed");    &Apache::lonxml::debug("Setting rndseed to $rndseed");
   &Apache::run::run($safeinit,$safeeval);    &Apache::run::run($safeinit,$safeeval);
   
   my $subroutine=<<'EVALUATESUB';  
 sub __LC_INTERNAL_EVALUATE__ {  
     my ($__LC__a,$__LC__b,$__LC__c)=@_;  
     my $__LC__prefix;  
     while(1){  
  {   
     use strict;  
     no strict "vars";  
     if (eval(defined(eval($__LC__a.$__LC__b)))) {  
  return $__LC__prefix.eval($__LC__a.$__LC__b.$__LC__c);  
     }  
  }  
  $__LC__prefix.=substr($__LC__a,0,1,"");  
  if ($__LC__a!~/^(\$|&|\#)/) { last; }  
     }  
     return $__LC__prefix.$__LC__a.$__LC__b.$__LC__c;  
 }  
 EVALUATESUB  
     $safeeval->permit("require");  
     $safeeval->reval($subroutine);  
     $safeeval->deny("require");  
 }  }
   
 sub default_homework_load {  sub default_homework_load {
Line 782  sub default_homework_load { Line 770  sub default_homework_load {
     }      }
 }  }
   
   my $metamode_was;
 sub startredirection {  sub startredirection {
   $Apache::lonxml::redirection++;      if (!$Apache::lonxml::redirection) {
   push (@Apache::lonxml::outputstack, '');   $metamode_was=$Apache::lonxml::metamode;
       }
       $Apache::lonxml::metamode=0;
       $Apache::lonxml::redirection++;
       push (@Apache::lonxml::outputstack, '');
 }  }
   
 sub endredirection {  sub endredirection {
   if (!$Apache::lonxml::redirection) {      if (!$Apache::lonxml::redirection) {
     &Apache::lonxml::error("Endredirection was called, before a startredirection, perhaps you have unbalanced tags. Some debuging information:".join ":",caller);   &Apache::lonxml::error("Endredirection was called, before a startredirection, perhaps you have unbalanced tags. Some debuging information:".join ":",caller);
     return '';   return '';
   }      }
   $Apache::lonxml::redirection--;      $Apache::lonxml::redirection--;
   pop @Apache::lonxml::outputstack;      if (!$Apache::lonxml::redirection) {
    $Apache::lonxml::metamode=$metamode_was;
       }
       pop @Apache::lonxml::outputstack;
 }  }
   
 sub end_tag {  sub end_tag {
Line 839  sub decreasedepth { Line 835  sub decreasedepth {
   
 sub get_all_text_unbalanced {  sub get_all_text_unbalanced {
 #there is a copy of this in lonpublisher.pm  #there is a copy of this in lonpublisher.pm
  my($tag,$pars)= @_;      my($tag,$pars)= @_;
  my $token;      my $token;
  my $result='';      my $result='';
  $tag='<'.$tag.'>';      $tag='<'.$tag.'>';
  while ($token = $$pars[-1]->get_token) {      while ($token = $$pars[-1]->get_token) {
    if (($token->[0] eq 'T')||($token->[0] eq 'C')||($token->[0] eq 'D')) {   if (($token->[0] eq 'T')||($token->[0] eq 'C')||($token->[0] eq 'D')) {
      $result.=$token->[1];      $result.=$token->[1];
    } elsif ($token->[0] eq 'PI') {   } elsif ($token->[0] eq 'PI') {
      $result.=$token->[2];      $result.=$token->[2];
    } elsif ($token->[0] eq 'S') {   } elsif ($token->[0] eq 'S') {
      $result.=$token->[4];      $result.=$token->[4];
    } elsif ($token->[0] eq 'E')  {   } elsif ($token->[0] eq 'E')  {
      $result.=$token->[2];      $result.=$token->[2];
    }   }
    if ($result =~ /(.*)\Q$tag\E(.*)/is) {   if ($result =~ /\Q$tag\E/is) {
      &Apache::lonxml::debug('Got a winner with leftovers ::'.$2);      ($result,my $redo)=$result =~ /(.*)\Q$tag\E(.*)/is;
      &Apache::lonxml::debug('Result is :'.$1);      #&Apache::lonxml::debug('Got a winner with leftovers ::'.$2);
      $result=$1;      #&Apache::lonxml::debug('Result is :'.$1);
      my $redo=$tag.$2;      $redo=$tag.$redo;
      &Apache::lonxml::newparser($pars,\$redo);      &Apache::lonxml::newparser($pars,\$redo);
      last;      last;
    }   }
  }      }
  return $result      return $result
 }  }
   
 sub increment_counter {  sub increment_counter {
Line 1094  sub storefile { Line 1090  sub storefile {
 }  }
   
 sub createnewhtml {  sub createnewhtml {
   my $filecontents=(<<SIMPLECONTENT);      my $title=&mt('Title of document goes here');
       my $body=&mt('Body of document goes here');
       my $filecontents=(<<SIMPLECONTENT);
   <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.1//EN" "http://www.w3.org/TR/xhtml/11/DTD/xhtml11.dtd">
 <html>  <html>
 <head>  <head>
 <title>  <title>$title</title>
                            Title of Document Goes Here  
 </title>  
 </head>  </head>
 <body bgcolor="#FFFFFF">  <body bgcolor="#FFFFFF">
   $body
                            Body of Document Goes Here  
   
 </body>  </body>
 </html>  </html>
 SIMPLECONTENT  SIMPLECONTENT
   return $filecontents;      return $filecontents;
 }  }
   
 sub createnewsty {  sub createnewsty {
Line 1129  sub inserteditinfo { Line 1124  sub inserteditinfo {
       $filecontents = &HTML::Entities::encode($filecontents,'<>&"');        $filecontents = &HTML::Entities::encode($filecontents,'<>&"');
 #      my $editheader='<a href="#editsection">Edit below</a><hr />';  #      my $editheader='<a href="#editsection">Edit below</a><hr />';
       my $xml_help = '';        my $xml_help = '';
         my $initialize='';
       if ($filetype eq 'html') {        if ($filetype eq 'html') {
   $xml_help=Apache::loncommon::helpLatexCheatsheet();    my $addbuttons=&Apache::lonhtmlcommon::htmlareaaddbuttons();
     $initialize=&Apache::lonhtmlcommon::htmlareaheaders().(<<FULLPAGE);
   <script type="text/javascript">
   $addbuttons
   
       HTMLArea.loadPlugin("FullPage");
   
       function initDocument() {
    var editor=new HTMLArea("filecont",config);
    editor.registerPlugin(FullPage);
    editor.generate();
       }
   </script>
   FULLPAGE
             $result=~s/\<body([^\>]*)\>/\<body onload="initDocument()" $1\>/i;
     $xml_help=&Apache::loncommon::helpLatexCheatsheet();
       }        }
       my $cleanbut = '';        my $cleanbut = '';
       if ($filetype eq 'html') {        if ($filetype eq 'html') {
Line 1146  $cleanbut Line 1157  $cleanbut
 <input type="submit" name="savethisfile" accesskey="s"  value="$lt{'st'}" />  <input type="submit" name="savethisfile" accesskey="s"  value="$lt{'st'}" />
 <input type="submit" name="viewmode" accesskey="v" value="$lt{'vi'}" />  <input type="submit" name="viewmode" accesskey="v" value="$lt{'vi'}" />
 BUTTONS  BUTTONS
         $buttons.=&Apache::lonhtmlcommon::htmlareaselectactive('filecont');
       my $editfooter=(<<ENDFOOTER);        my $editfooter=(<<ENDFOOTER);
   $initialize
 <hr />  <hr />
 <a name="editsection" />  <a name="editsection" />
 <form method="post">  <form method="post">
 $xml_help  $xml_help
 <input type="hidden" name="editmode" value="$lt{'ed'}" />  <input type="hidden" name="editmode" value="$lt{'ed'}" />
 $buttons<br />  $buttons<br />
 <textarea cols="80" rows="40" name="filecont">$filecontents</textarea>  <textarea cols="80" rows="44" name="filecont" id="filecont">$filecontents</textarea>
 <br />$buttons  <br />$buttons
 <br />  <br />
 </form>  </form>
 $titledisplay  $titledisplay
   </body>
 ENDFOOTER  ENDFOOTER
 #      $result=~s/(\<body[^\>]*\>)/$1$editheader/is;  #      $result=~s/(\<body[^\>]*\>)/$1$editheader/is;
       $result=~s/(\<\/body\>)/$editfooter/is;        $result=~s/(\<\/body\>)/$editfooter/is;
Line 1312  sub debug { Line 1326  sub debug {
  my $request=$Apache::lonxml::request;   my $request=$Apache::lonxml::request;
  if (!$request) { $request=Apache->request; }   if (!$request) { $request=Apache->request; }
  $request->print('<font size="-2"><pre>DEBUG:'.&HTML::Entities::encode($_[0],'<>&"')."</pre></font>\n");   $request->print('<font size="-2"><pre>DEBUG:'.&HTML::Entities::encode($_[0],'<>&"')."</pre></font>\n");
   # &Apache::lonnet::logthis($_[0]);
     }      }
 }  }
   
Line 1514  sub whichuser { Line 1529  sub whichuser {
   if (defined($ENV{'form.grade_symb'})) {    if (defined($ENV{'form.grade_symb'})) {
     my $tmp_courseid=$ENV{'form.grade_courseid'};      my $tmp_courseid=$ENV{'form.grade_courseid'};
     my $allowed=&Apache::lonnet::allowed('vgr',$tmp_courseid);      my $allowed=&Apache::lonnet::allowed('vgr',$tmp_courseid);
       if (!$allowed && 
    exists($ENV{'request.course.sec'}) && 
    $ENV{'request.course.sec'} !~ /^\s*$/) {
    $allowed=&Apache::lonnet::allowed('vgr',$ENV{'form.grade_courseid'}.
     '/'.$ENV{'request.course.sec'});
       }
     if ($allowed) {      if ($allowed) {
       $symb=$ENV{'form.grade_symb'};        $symb=$ENV{'form.grade_symb'};
       $courseid=$ENV{'form.grade_courseid'};        $courseid=$ENV{'form.grade_courseid'};
Removed from v.1.320  
changed lines
  Added in v.1.332.2.2

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