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Diff for /loncom/xml/lonxml.pm between versions 1.387 and 1.396

version 1.387, 2005/11/10 21:28:21 version 1.396, 2006/02/04 22:11:42
Line 52  use Math::Random(); Line 52  use Math::Random();
 use Opcode();  use Opcode();
 use POSIX qw(strftime);  use POSIX qw(strftime);
 use Time::HiRes qw( gettimeofday tv_interval );  use Time::HiRes qw( gettimeofday tv_interval );
   use Symbol();
   
 sub register {  sub register {
   my ($space,@taglist) = @_;    my ($space,@taglist) = @_;
Line 148  $Apache::lonxml::post_evaluate=1; Line 149  $Apache::lonxml::post_evaluate=1;
 #a header message to emit in the case of any generated warning or errors  #a header message to emit in the case of any generated warning or errors
 $Apache::lonxml::warnings_error_header='';  $Apache::lonxml::warnings_error_header='';
   
   #  Control whether or not LaTeX symbols should be substituted for their
   #  \ style equivalents...this may be turned off e.g. in an verbatim
   #  environment.
   
   $Apache::lonxml::substitute_LaTeX_symbols = 1; # Starts out on.
   
   sub enable_LaTeX_substitutions {
       $Apache::lonxml::substitute_LaTeX_symbols = 1;
   }
   sub disable_LaTeX_substitutions {
       $Apache::lonxml::substitute_LaTeX_symbols = 0;
   }
   
 sub xmlbegin {  sub xmlbegin {
     my ($style)=@_;      my ($style)=@_;
     my $output='';      my $output='';
Line 272  sub printtokenheader { Line 286  sub printtokenheader {
         $tcrsid=$courseid;          $tcrsid=$courseid;
     }      }
   
     my %reply=&Apache::lonnet::get('environment',      my $plainname=&Apache::loncommon::plainname($tuname,$tudom);
               ['firstname','middlename','lastname','generation'],  
               $tudom,$tuname);  
     my $plainname=$reply{'firstname'}.' '.   
                   $reply{'middlename'}.' '.  
                   $reply{'lastname'}.' '.  
   $reply{'generation'};  
   
     if ($target eq 'web') {      if ($target eq 'web') {
         my %idhash=&Apache::lonnet::idrget($tudom,($tuname));          my %idhash=&Apache::lonnet::idrget($tudom,($tuname));
Line 369  sub xmlparse { Line 377  sub xmlparse {
  &initdepth();   &initdepth();
  &init_alarm();   &init_alarm();
  my $finaloutput = &inner_xmlparse($target,\@stack,\@parstack,\@pars,   my $finaloutput = &inner_xmlparse($target,\@stack,\@parstack,\@pars,
    $safeeval,\%style_for_target);     $safeeval,\%style_for_target,1);
   
  if ($env{'request.uri'}) {   if ($env{'request.uri'}) {
     &writeallows($env{'request.uri'});      &writeallows($env{'request.uri'});
  }   }
  &do_registered_ssi();   &do_registered_ssi();
  if ($Apache::lonxml::counter_changed) { &store_counter() }   if ($Apache::lonxml::counter_changed) { &store_counter() }
   
    &clean_safespace($safeeval);
   
  if ($env{'form.return_only_error_and_warning_counts'}) {   if ($env{'form.return_only_error_and_warning_counts'}) {
      return "$errorcount:$warningcount";       return "$errorcount:$warningcount";
  }   }
Line 384  sub xmlparse { Line 395  sub xmlparse {
   
 sub latex_special_symbols {  sub latex_special_symbols {
     my ($string,$where)=@_;      my ($string,$where)=@_;
       #
       #  If e.g. in verbatim mode, then don't substitute.
       #  but return original string.
       #
       if (!($Apache::lonxml::substitute_LaTeX_symbols)) {
    return $string;
       }
     if ($where eq 'header') {      if ($where eq 'header') {
  $string =~ s/(\\|_|\^)/ /g;   $string =~ s/(\\|_|\^)/ /g;
  $string =~ s/(\$|%|\{|\})/\\$1/g;   $string =~ s/(\$|%|\{|\})/\\$1/g;
Line 413  sub latex_special_symbols { Line 431  sub latex_special_symbols {
 }  }
   
 sub inner_xmlparse {  sub inner_xmlparse {
   my ($target,$stack,$parstack,$pars,$safeeval,$style_for_target)=@_;    my ($target,$stack,$parstack,$pars,$safeeval,$style_for_target,$start)=@_;
   my $finaloutput = '';    my $finaloutput = '';
   my $result;    my $result;
   my $token;    my $token;
   my $dontpop=0;    my $dontpop=0;
     my $startredirection = $Apache::lonxml::redirection;
   while ( $#$pars > -1 ) {    while ( $#$pars > -1 ) {
     while ($token = $$pars['-1']->get_token) {      while ($token = $$pars['-1']->get_token) {
       if (($token->[0] eq 'T') || ($token->[0] eq 'C') ) {        if (($token->[0] eq 'T') || ($token->[0] eq 'C') ) {
Line 527  sub inner_xmlparse { Line 546  sub inner_xmlparse {
   #   $finaloutput.=&endredirection;    #   $finaloutput.=&endredirection;
   # }    # }
   
   if ($target eq 'grade') { &endredirection(); }    if ( $start && $target eq 'grade') { &endredirection(); }
   if ( $Apache::lonxml::redirection ) {    if ( $Apache::lonxml::redirection > $startredirection) {
       &error("Unclean exit of parser, text still being redirected. This is likely due to there being missing end tags.");        while ($Apache::lonxml::redirection > $startredirection) {
       while ($Apache::lonxml::redirection) {    $finaloutput .= &endredirection();
   $finaloutput.=&endredirection();  
       }        }
   }    }
   if (($ENV{'QUERY_STRING'}) && ($target eq 'web')) {    if (($ENV{'QUERY_STRING'}) && ($target eq 'web')) {
Line 801  sub init_safespace { Line 819  sub init_safespace {
   &initialize_rndseed($safeeval);    &initialize_rndseed($safeeval);
 }  }
   
   sub clean_safespace {
       my ($safeeval) = @_;
       delete_package_recurse($safeeval->{Root});
   }
   
   sub delete_package_recurse {
        my ($package) = @_;
        my @subp;
        {
    no strict 'refs';
    while (my ($key,$val) = each(%{*{"$package\::"}})) {
        if (!defined($val)) { next; }
        local (*ENTRY) = $val;
        if (defined *ENTRY{HASH} && $key =~ /::$/ &&
    $key ne "main::" && $key ne "<none>::")
        {
    my ($p) = $package ne "main" ? "$package\::" : "";
    ($p .= $key) =~ s/::$//;
    push(@subp,$p);
        }
    }
        }
        foreach my $p (@subp) {
    delete_package_recurse($p);
        }
        Symbol::delete_package($package);
   }
   
 sub initialize_rndseed {  sub initialize_rndseed {
     my ($safeeval)=@_;      my ($safeeval)=@_;
     my $rndseed;      my $rndseed;
Line 967  sub increment_counter { Line 1013  sub increment_counter {
 }  }
   
 sub init_counter {  sub init_counter {
     if (defined($env{'form.counter'})) {      if ($env{'request.state'} eq 'construct') {
    $Apache::lonxml::counter=1;
    $Apache::lonxml::counter_changed=1;
       } elsif (defined($env{'form.counter'})) {
  $Apache::lonxml::counter=$env{'form.counter'};   $Apache::lonxml::counter=$env{'form.counter'};
  $Apache::lonxml::counter_changed=0;   $Apache::lonxml::counter_changed=0;
     } else {      } else {
Line 1408  ENDNOTFOUND Line 1457  ENDNOTFOUND
     undef($Apache::lonhomework::parsing_a_task);      undef($Apache::lonhomework::parsing_a_task);
     &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},      &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},
     ['rawmode']);      ['rawmode']);
     if ($env{'rawmode'}) { $result = $filecontents; }      if ($env{'form.rawmode'}) { $result = $filecontents; }
  }   }
     }      }
           
Line 1456  sub debug { Line 1505  sub debug {
     if ($Apache::lonxml::debug eq "1") {      if ($Apache::lonxml::debug eq "1") {
  $|=1;   $|=1;
  my $request=$Apache::lonxml::request;   my $request=$Apache::lonxml::request;
  if (!$request) { $request=Apache->request; }   if (!$request) {
       eval { $request=Apache->request; };
    }
    if (!$request) {
       eval { $request=Apache2::RequestUtil->request; };
    }
  $request->print('<font size="-2"><pre>DEBUG:'.&HTML::Entities::encode($_[0],'<>&"')."</pre></font>\n");   $request->print('<font size="-2"><pre>DEBUG:'.&HTML::Entities::encode($_[0],'<>&"')."</pre></font>\n");
  #&Apache::lonnet::logthis($_[0]);   #&Apache::lonnet::logthis($_[0]);
     }      }
Removed from v.1.387  
changed lines
  Added in v.1.396

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