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Diff for /loncom/xml/lonxml.pm between versions 1.361 and 1.378

version 1.361, 2005/03/10 02:34:59 version 1.378, 2005/06/24 21:09:31
Line 81  use Apache::languagetags(); Line 81  use Apache::languagetags();
 use Apache::edit();  use Apache::edit();
 use Apache::inputtags();  use Apache::inputtags();
 use Apache::outputtags();  use Apache::outputtags();
 use Apache::lonnet();  use Apache::lonnet;
 use Apache::File();  use Apache::File();
 use Apache::loncommon();  use Apache::loncommon();
 use Apache::lonfeedback();  use Apache::lonfeedback();
Line 152  sub xmlbegin { Line 152  sub xmlbegin {
     my ($style)=@_;      my ($style)=@_;
     my $output='';      my $output='';
     @htmlareafields=();      @htmlareafields=();
     if ($ENV{'browser.mathml'}) {      if ($env{'browser.mathml'}) {
  $output='<?xml version="1.0"?>'   $output='<?xml version="1.0"?>'
             #.'<?xml-stylesheet type="text/css" href="/adm/MathML/mathml.css"?>'."\n"              #.'<?xml-stylesheet type="text/css" href="/adm/MathML/mathml.css"?>'."\n"
 #            .'<!DOCTYPE html SYSTEM "/adm/MathML/mathml.dtd" '  #            .'<!DOCTYPE html SYSTEM "/adm/MathML/mathml.dtd" '
Line 174  sub xmlend { Line 174  sub xmlend {
     my ($target,$parser)=@_;      my ($target,$parser)=@_;
     my $mode='xml';      my $mode='xml';
     my $status='OPEN';      my $status='OPEN';
     if ($Apache::lonhomework::parsing_a_problem) {      if ($Apache::lonhomework::parsing_a_problem ||
    $Apache::lonhomework::parsing_a_task ) {
  $mode='problem';   $mode='problem';
  $status=$Apache::inputtags::status[-1];    $status=$Apache::inputtags::status[-1]; 
     }      }
     my $discussion=&Apache::lonfeedback::list_discussion($mode,$status);          my $discussion;
       &Apache::loncommon::get_unprocessed_cgi
           ($env{'query_string'},['LONCAPA_INTERNAL_no_discussion']);
       if (! exists($env{'form.LONCAPA_INTERNAL_no_discussion'}) ||
           $env{'form.LONCAPA_INTERNAL_no_discussion'} ne 'true') {
           $discussion=&Apache::lonfeedback::list_discussion($mode,$status);
       }
     if ($target eq 'tex') {      if ($target eq 'tex') {
  $discussion.='<tex>\keephidden{ENDOFPROBLEM}\vskip 0.5mm\noindent\makebox[\textwidth/$number_of_columns][b]{\hrulefill}\end{document}</tex>';   $discussion.='<tex>\keephidden{ENDOFPROBLEM}\vskip 0.5mm\noindent\makebox[\textwidth/$number_of_columns][b]{\hrulefill}\end{document}</tex>';
  &Apache::lonxml::newparser($parser,\$discussion,'');   &Apache::lonxml::newparser($parser,\$discussion,'');
Line 243  sub maketoken { Line 250  sub maketoken {
  $symb=&Apache::lonnet::symbread();   $symb=&Apache::lonnet::symbread();
     }      }
     unless ($tuname) {      unless ($tuname) {
  $tuname=$ENV{'user.name'};   $tuname=$env{'user.name'};
         $tudom=$ENV{'user.domain'};          $tudom=$env{'user.domain'};
         $tcrsid=$ENV{'request.course.id'};          $tcrsid=$env{'request.course.id'};
     }      }
   
     return &Apache::lonnet::checkout($symb,$tuname,$tudom,$tcrsid);      return &Apache::lonnet::checkout($symb,$tuname,$tudom,$tcrsid);
Line 281  sub printtokenheader { Line 288  sub printtokenheader {
                '<br />'.&mt('User').': '.$tuname.' at '.$tudom.                 '<br />'.&mt('User').': '.$tuname.' at '.$tudom.
        '<br />'.&mt('ID').': '.$idhash{$tuname}.         '<br />'.&mt('ID').': '.$idhash{$tuname}.
        '<br />'.&mt('CourseID').': '.$tcrsid.         '<br />'.&mt('CourseID').': '.$tcrsid.
        '<br />'.&mt('Course').': '.$ENV{'course.'.$tcrsid.'.description'}.         '<br />'.&mt('Course').': '.$env{'course.'.$tcrsid.'.description'}.
                '<br />'.&mt('DocID').': '.$token.                 '<br />'.&mt('DocID').': '.$token.
                '<br />'.&mt('Time').': '.&Apache::lonlocal::locallocaltime().'<hr />';                 '<br />'.&mt('Time').': '.&Apache::lonlocal::locallocaltime().'<hr />';
     } else {      } else {
Line 291  sub printtokenheader { Line 298  sub printtokenheader {
   
 sub fontsettings {  sub fontsettings {
     my $headerstring='';      my $headerstring='';
     if (($ENV{'browser.os'} eq 'mac') && (!$ENV{'browser.mathml'})) {       if (($env{'browser.os'} eq 'mac') && (!$env{'browser.mathml'})) { 
  $headerstring.=   $headerstring.=
     '<meta Content-Type="text/html; charset=x-mac-roman" />';      '<meta Content-Type="text/html; charset=x-mac-roman" />';
     } elsif (!$ENV{'browser.mathml'} && $ENV{'browser.unicode'}) {      } elsif (!$env{'browser.mathml'} && $env{'browser.unicode'}) {
  $headerstring.=   $headerstring.=
     '<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />';      '<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />';
     }      }
Line 314  sub xmlparse { Line 321  sub xmlparse {
   
  &setup_globals($request,$target);   &setup_globals($request,$target);
  &Apache::inputtags::initialize_inputtags();   &Apache::inputtags::initialize_inputtags();
    &Apache::bridgetask::initialize_bridgetask();
  &Apache::outputtags::initialize_outputtags();   &Apache::outputtags::initialize_outputtags();
  &Apache::edit::initialize_edit();   &Apache::edit::initialize_edit();
  &Apache::londefdef::initialize_londefdef();   &Apache::londefdef::initialize_londefdef();
Line 322  sub xmlparse { Line 330  sub xmlparse {
 # do we have a course style file?  # do we have a course style file?
 #  #
   
  if ($ENV{'request.course.id'} && $ENV{'request.state'} ne 'construct') {   if ($env{'request.course.id'} && $env{'request.state'} ne 'construct') {
      my $bodytext=       my $bodytext=
  $ENV{'course.'.$ENV{'request.course.id'}.'.default_xml_style'};   $env{'course.'.$env{'request.course.id'}.'.default_xml_style'};
      if ($bodytext) {       if ($bodytext) {
  foreach my $file (split(',',$bodytext)) {   foreach my $file (split(',',$bodytext)) {
      my $location=&Apache::lonnet::filelocation('',$file);       my $location=&Apache::lonnet::filelocation('',$file);
Line 335  sub xmlparse { Line 343  sub xmlparse {
      }       }
  }   }
      }       }
  } elsif ($ENV{'construct.style'} && ($ENV{'request.state'} eq 'construct')) {   } elsif ($env{'construct.style'} && ($env{'request.state'} eq 'construct')) {
      my $location=&Apache::lonnet::filelocation('',$ENV{'construct.style'});       my $location=&Apache::lonnet::filelocation('',$env{'construct.style'});
      my $styletext=&Apache::lonnet::getfile($location);       my $styletext=&Apache::lonnet::getfile($location);
        if ($styletext ne '-1') {         if ($styletext ne '-1') {
           %style_for_target = (%style_for_target,            %style_for_target = (%style_for_target,
Line 345  sub xmlparse { Line 353  sub xmlparse {
  }   }
 #&printalltags();  #&printalltags();
  my @pars = ();   my @pars = ();
  my $pwd=$ENV{'request.filename'};   my $pwd=$env{'request.filename'};
  $pwd =~ s:/[^/]*$::;   $pwd =~ s:/[^/]*$::;
  &newparser(\@pars,\$content_file_string,$pwd);   &newparser(\@pars,\$content_file_string,$pwd);
   
Line 363  sub xmlparse { Line 371  sub xmlparse {
  my $finaloutput = &inner_xmlparse($target,\@stack,\@parstack,\@pars,   my $finaloutput = &inner_xmlparse($target,\@stack,\@parstack,\@pars,
    $safeeval,\%style_for_target);     $safeeval,\%style_for_target);
   
  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() }
  if ($ENV{'form.return_only_error_and_warning_counts'}) {   if ($env{'form.return_only_error_and_warning_counts'}) {
      return "$errorcount:$warningcount";       return "$errorcount:$warningcount";
  }   }
  return $finaloutput;   return $finaloutput;
 }  }
   
 sub htmlclean {  
     my ($raw,$full)=@_;  
 # Take care of CRLF etc  
   
     $raw=~s/\r\f/\n/gs; $raw=~s/\f\r/\n/gs;  
     $raw=~s/\r\n/\n/gs; $raw=~s/\n\r/\n/gs;  
     $raw=~s/\f/\n/gs; $raw=~s/\r/\n/gs;  
     $raw=~s/\&\#10\;/\n/gs; $raw=~s/\&\#13\;/\n/gs;  
   
 # Generate empty tags, remove wrong end tags  
     $raw=~s/\<(br|hr|img|meta|allow|basefont)([^\>\/]*?)\>/\<$1$2 \/\>/gis;  
     $raw=~s/\<\/(br|hr|img|meta|allow|basefont)\>//gis;  
     unless ($full) {  
        $raw=~s/\<[\/]*(body|head|html)\>//gis;  
     }  
 # Make standard tags lowercase  
     foreach ('html','body','head','meta','h1','h2','h3','h4','b','i','m',  
              'table','tr','td','th','p','br','hr','img','embed','font',  
              'a','strong','center','title','basefont','li','ol','ul',  
              'input','select','form','option','script','pre') {  
  $raw=~s/\<$_\s*\>/\<$_\>/gis;  
         $raw=~s/\<\/$_\s*\>/<\/$_\>/gis;  
         $raw=~s/\<$_\s([^\>]*)\>/<$_ $1\>/gis;  
     }  
     return $raw;  
 }  
   
 sub latex_special_symbols {  sub latex_special_symbols {
     my ($string,$where)=@_;      my ($string,$where)=@_;
     if ($where eq 'header') {      if ($where eq 'header') {
Line 413  sub latex_special_symbols { Line 394  sub latex_special_symbols {
         $string=~s/([^\\])\#/$1\\\#/g;          $string=~s/([^\\])\#/$1\\\#/g;
     } else {      } else {
  $string=~s/\\/\\ensuremath{\\backslash}/g;   $string=~s/\\/\\ensuremath{\\backslash}/g;
  $string=~s/([^\\]|^)\%/$1\\\%/g;   $string=~s/\\\%|\%/\\\%/g;
  $string=~s/([^\\]|^)\$/$1\\\$/g;   $string=~s/\\{|{/\\{/g;
  $string=~s/([^\\])\_/$1\\_/g;   $string=~s/\\}|}/\\}/g;
  $string=~s/\$\$/\$\\\$/g;   $string=~s/\\ensuremath\\{\\backslash\\}/\\ensuremath{\\backslash}/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
  $string=&Apache::lonprintout::character_chart($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/\\\&|\&/\\\&/g;
         $string=~s/([^\\]|^)\#/$1\\\#/g;   $string=~s/\\\#|\#/\\\#/g;
         $string=~s/\|/\$\\mid\$/g;          $string=~s/\|/\$\\mid\$/g;
 #single { or } How to escape?  #single { or } How to escape?
     }      }
Line 688  sub init_safespace { Line 669  sub init_safespace {
   $safeeval->permit(":base_math");    $safeeval->permit(":base_math");
   $safeeval->permit("sort");    $safeeval->permit("sort");
   $safeeval->permit("time");    $safeeval->permit("time");
     $safeeval->deny("rand");
     $safeeval->deny("srand");
   $safeeval->deny(":base_io");    $safeeval->deny(":base_io");
   $safehole->wrap(\&Apache::scripttag::xmlparse,$safeeval,'&xmlparse');    $safehole->wrap(\&Apache::scripttag::xmlparse,$safeeval,'&xmlparse');
   $safehole->wrap(\&Apache::outputtags::multipart,$safeeval,'&multipart');    $safehole->wrap(\&Apache::outputtags::multipart,$safeeval,'&multipart');
   $safehole->wrap(\&Apache::lonnet::EXT,$safeeval,'&EXT');    $safehole->wrap(\&Apache::lonnet::EXT,$safeeval,'&EXT');
   $safehole->wrap(\&Apache::chemresponse::chem_standard_order,$safeeval,    $safehole->wrap(\&Apache::chemresponse::chem_standard_order,$safeeval,
   '&chem_standard_order');    '&chem_standard_order');
     $safehole->wrap(\&Apache::response::check_status,$safeeval,'&check_status');
   
   $safehole->wrap(\&Math::Cephes::asin,$safeeval,'&asin');    $safehole->wrap(\&Math::Cephes::asin,$safeeval,'&asin');
   $safehole->wrap(\&Math::Cephes::acos,$safeeval,'&acos');    $safehole->wrap(\&Math::Cephes::acos,$safeeval,'&acos');
Line 774  sub init_safespace { Line 758  sub init_safespace {
 # $safeeval->deny(":base_orig");  # $safeeval->deny(":base_orig");
   $safeeval->permit("require");    $safeeval->permit("require");
   $safeinit .= ';$external::target="'.$target.'";';    $safeinit .= ';$external::target="'.$target.'";';
   my $rndseed;  
   my ($symb,$courseid,$domain,$name) = &Apache::lonxml::whichuser();  
   $rndseed=&Apache::lonnet::rndseed($symb,$courseid,$domain,$name);  
   $safeinit .= ';$external::randomseed="'.$rndseed.'";';  
   &Apache::lonxml::debug("Setting rndseed to $rndseed");  
   &Apache::run::run($safeinit,$safeeval);    &Apache::run::run($safeinit,$safeeval);
     &initialize_rndseed($safeeval);
   }
   
   sub initialize_rndseed {
       my ($safeeval)=@_;
       my $rndseed;
       my ($symb,$courseid,$domain,$name) = &Apache::lonxml::whichuser();
       $rndseed=&Apache::lonnet::rndseed($symb,$courseid,$domain,$name);
       my $safeinit = '$external::randomseed="'.$rndseed.'";';
       &Apache::lonxml::debug("Setting rndseed to $rndseed");
       &Apache::run::run($safeinit,$safeeval);
 }  }
   
 sub default_homework_load {  sub default_homework_load {
Line 935  sub increment_counter { Line 924  sub increment_counter {
 }  }
   
 sub init_counter {  sub init_counter {
     if (defined($ENV{'form.counter'})) {      if (defined($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 {
  $Apache::lonxml::counter=1;   $Apache::lonxml::counter=1;
Line 1050  sub get_all_text { Line 1039  sub get_all_text {
 sub newparser {  sub newparser {
   my ($parser,$contentref,$dir) = @_;    my ($parser,$contentref,$dir) = @_;
   push (@$parser,HTML::LCParser->new($contentref));    push (@$parser,HTML::LCParser->new($contentref));
   $$parser['-1']->xml_mode('1');    $$parser[-1]->xml_mode(1);
     $$parser[-1]->marked_sections(1);
   if ( $dir eq '' ) {    if ( $dir eq '' ) {
     push (@Apache::lonxml::pwd, $Apache::lonxml::pwd[$#Apache::lonxml::pwd]);      push (@Apache::lonxml::pwd, $Apache::lonxml::pwd[$#Apache::lonxml::pwd]);
   } else {    } else {
Line 1076  sub parstring { Line 1066  sub parstring {
   
 sub writeallows {  sub writeallows {
     unless ($#extlinks>=0) { return; }      unless ($#extlinks>=0) { return; }
     my $thisurl='/res/'.&Apache::lonnet::declutter(shift);      my $thisurl = &Apache::lonnet::clutter(shift);
     if ($ENV{'httpref.'.$thisurl}) {      if ($env{'httpref.'.$thisurl}) {
  $thisurl=$ENV{'httpref.'.$thisurl};   $thisurl=$env{'httpref.'.$thisurl};
     }      }
     my $thisdir=$thisurl;      my $thisdir=$thisurl;
     $thisdir=~s/\/[^\/]+$//;      $thisdir=~s/\/[^\/]+$//;
Line 1111  sub afterburn { Line 1101  sub afterburn {
     my $result=shift;      my $result=shift;
     &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},      &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},
     ['highlight','anchor','link']);      ['highlight','anchor','link']);
     if ($ENV{'form.highlight'}) {      if ($env{'form.highlight'}) {
        foreach (split(/\,/,$ENV{'form.highlight'})) {         foreach (split(/\,/,$env{'form.highlight'})) {
            my $anchorname=$_;             my $anchorname=$_;
    my $matchthis=$anchorname;     my $matchthis=$anchorname;
            $matchthis=~s/\_+/\\s\+/g;             $matchthis=~s/\_+/\\s\+/g;
            $result=~s/(\Q$matchthis\E)/\<font color=\"red\"\>$1\<\/font\>/gs;             $result=~s/(\Q$matchthis\E)/\<font color=\"red\"\>$1\<\/font\>/gs;
        }         }
     }      }
     if ($ENV{'form.link'}) {      if ($env{'form.link'}) {
        foreach (split(/\,/,$ENV{'form.link'})) {         foreach (split(/\,/,$env{'form.link'})) {
            my ($anchorname,$linkurl)=split(/\>/,$_);             my ($anchorname,$linkurl)=split(/\>/,$_);
    my $matchthis=$anchorname;     my $matchthis=$anchorname;
            $matchthis=~s/\_+/\\s\+/g;             $matchthis=~s/\_+/\\s\+/g;
            $result=~s/(\Q$matchthis\E)/\<a href=\"$linkurl\"\>$1\<\/a\>/gs;             $result=~s/(\Q$matchthis\E)/\<a href=\"$linkurl\"\>$1\<\/a\>/gs;
        }         }
     }      }
     if ($ENV{'form.anchor'}) {      if ($env{'form.anchor'}) {
         my $anchorname=$ENV{'form.anchor'};          my $anchorname=$env{'form.anchor'};
  my $matchthis=$anchorname;   my $matchthis=$anchorname;
         $matchthis=~s/\_+/\\s\+/g;          $matchthis=~s/\_+/\\s\+/g;
         $result=~s/(\Q$matchthis\E)/\<a name=\"$anchorname\"\>$1\<\/a\>/s;          $result=~s/(\Q$matchthis\E)/\<a name=\"$anchorname\"\>$1\<\/a\>/s;
Line 1222  FULLPAGE Line 1212  FULLPAGE
   $xml_help=&Apache::loncommon::helpLatexCheatsheet();    $xml_help=&Apache::loncommon::helpLatexCheatsheet();
       }        }
       my $cleanbut = '';        my $cleanbut = '';
       if ($filetype eq 'html') {  
   $cleanbut='<input type="submit" name="attemptclean" value="'.  
       &mt('Save and then attempt to clean HTML').'" />';  
       }  
       my $titledisplay=&display_title();        my $titledisplay=&display_title();
       my %lt=&Apache::lonlocal::texthash('st' => 'Save this',        my %lt=&Apache::lonlocal::texthash('st' => 'Save this',
  'vi' => 'View',   'vi' => 'View',
Line 1245  $initialize Line 1232  $initialize
 $xml_help  $xml_help
 <input type="hidden" name="editmode" value="$lt{'ed'}" />  <input type="hidden" name="editmode" value="$lt{'ed'}" />
 $buttons<br />  $buttons<br />
 <textarea cols="80" rows="44" name="filecont" id="filecont">$filecontents</textarea>  <textarea style="width:100%" cols="80" rows="44" name="filecont" id="filecont">$filecontents</textarea>
 <br />$buttons  <br />$buttons
 <br />  <br />
 </form>  </form>
Line 1258  ENDFOOTER Line 1245  ENDFOOTER
 }  }
   
 sub get_target {  sub get_target {
   my $viewgrades=&Apache::lonnet::allowed('vgr',$ENV{'request.course.id'});    my $viewgrades=&Apache::lonnet::allowed('vgr',$env{'request.course.id'});
   if ( $ENV{'request.state'} eq 'published') {    if ( $env{'request.state'} eq 'published') {
     if ( defined($ENV{'form.grade_target'})      if ( defined($env{'form.grade_target'})
  && ($viewgrades == 'F' )) {   && ($viewgrades == 'F' )) {
       return ($ENV{'form.grade_target'});        return ($env{'form.grade_target'});
     } elsif (defined($ENV{'form.grade_target'})) {      } elsif (defined($env{'form.grade_target'})) {
       if (($ENV{'form.grade_target'} eq 'web') ||        if (($env{'form.grade_target'} eq 'web') ||
   ($ENV{'form.grade_target'} eq 'tex') ) {    ($env{'form.grade_target'} eq 'tex') ) {
  return $ENV{'form.grade_target'}   return $env{'form.grade_target'}
       } else {        } else {
  return 'web';   return 'web';
       }        }
     } else {      } else {
       return 'web';        return 'web';
     }      }
   } elsif ($ENV{'request.state'} eq 'construct') {    } elsif ($env{'request.state'} eq 'construct') {
     if ( defined($ENV{'form.grade_target'})) {      if ( defined($env{'form.grade_target'})) {
       return ($ENV{'form.grade_target'});        return ($env{'form.grade_target'});
     } else {      } else {
       return 'web';        return 'web';
     }      }
Line 1289  sub handler { Line 1276  sub handler {
           
     my $target=&get_target();      my $target=&get_target();
           
     $Apache::lonxml::debug=$ENV{'user.debug'};      $Apache::lonxml::debug=$env{'user.debug'};
           
     if ($ENV{'browser.mathml'}) {      &Apache::loncommon::content_type($request,'text/html');
  &Apache::loncommon::content_type($request,'text/xml');  
     } else {  
  &Apache::loncommon::content_type($request,'text/html');  
     }  
     &Apache::loncommon::no_cache($request);      &Apache::loncommon::no_cache($request);
     $request->set_last_modified(&Apache::lonnet::metadata($request->uri,      if ($env{'request.state'} eq 'published') {
   'lastrevisiondate'));   $request->set_last_modified(&Apache::lonnet::metadata($request->uri,
         'lastrevisiondate'));
       }
     $request->send_http_header;      $request->send_http_header;
           
     return OK if $request->header_only;      return OK if $request->header_only;
Line 1314  sub handler { Line 1299  sub handler {
 #  #
 # Edit action? Save file.  # Edit action? Save file.
 #  #
     unless ($ENV{'request.state'} eq 'published') {      unless ($env{'request.state'} eq 'published') {
  if (($ENV{'form.savethisfile'}) || ($ENV{'form.attemptclean'})) {   if ($env{'form.savethisfile'}) {
     if (&storefile($file,$ENV{'form.filecont'})) {      if (&storefile($file,$env{'form.filecont'})) {
  &Apache::lonxml::info("<font COLOR=\"#0000FF\">".   &Apache::lonxml::info("<font COLOR=\"#0000FF\">".
       &mt('Updated').": ".        &mt('Updated').": ".
       &Apache::lonlocal::locallocaltime(time).        &Apache::lonlocal::locallocaltime(time).
Line 1341  $bodytag Line 1326  $bodytag
 </html>  </html>
 ENDNOTFOUND  ENDNOTFOUND
         $filecontents='';          $filecontents='';
  if ($ENV{'request.state'} ne 'published') {   if ($env{'request.state'} ne 'published') {
     if ($filetype eq 'sty') {      if ($filetype eq 'sty') {
  $filecontents=&createnewsty();   $filecontents=&createnewsty();
     } else {      } else {
  $filecontents=&createnewhtml();   $filecontents=&createnewhtml();
     }      }
     $ENV{'form.editmode'}='Edit'; #force edit mode      $env{'form.editmode'}='Edit'; #force edit mode
  }   }
     } else {      } else {
  unless ($ENV{'request.state'} eq 'published') {   unless ($env{'request.state'} eq 'published') {
     if ($filecontents=~/BEGIN LON-CAPA Internal/) {      if ($filecontents=~/BEGIN LON-CAPA Internal/) {
  &Apache::lonxml::error(&mt('This file appears to be a rendering of a Lon-CAPA resource. If this is correct, this resource will act very oddly and incorrectly.'));   &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 ($ENV{'form.attemptclean'}) {  
  $filecontents=&htmlclean($filecontents,1);  
     }  
 #  #
 # we are in construction space, see if edit mode forced  # we are in construction space, see if edit mode forced
             &Apache::loncommon::get_unprocessed_cgi              &Apache::loncommon::get_unprocessed_cgi
                           ($ENV{'QUERY_STRING'},['editmode']);                            ($ENV{'QUERY_STRING'},['editmode']);
  }   }
  if (!$ENV{'form.editmode'} || $ENV{'form.viewmode'}) {   if (!$env{'form.editmode'} || $env{'form.viewmode'}) {
     $result = &Apache::lonxml::xmlparse($request,$target,$filecontents,      $result = &Apache::lonxml::xmlparse($request,$target,$filecontents,
  '',%mystyle);   '',%mystyle);
       undef($Apache::lonhomework::parsing_a_task);
  }   }
     }      }
           
 #  #
 # Edit action? Insert editing commands  # Edit action? Insert editing commands
 #  #
     unless ($ENV{'request.state'} eq 'published') {      unless ($env{'request.state'} eq 'published') {
  if ($ENV{'form.editmode'} && (!($ENV{'form.viewmode'}))) {   if ($env{'form.editmode'} && (!($env{'form.viewmode'}))) {
     my $displayfile=$request->uri;      my $displayfile=$request->uri;
     $displayfile=~s/^\/[^\/]*//;      $displayfile=~s/^\/[^\/]*//;
     my $bodytag='<body bgcolor="#FFFFFF">';      my $bodytag='<body bgcolor="#FFFFFF">';
     if ($ENV{'environment.remote'} eq 'off') {      if ($env{'environment.remote'} eq 'off') {
  $bodytag=&Apache::loncommon::bodytag();   $bodytag=&Apache::loncommon::bodytag();
     }      }
     $result='<html>'.$bodytag.      $result='<html>'.$bodytag.
Line 1398  ENDNOTFOUND Line 1380  ENDNOTFOUND
   
 sub display_title {  sub display_title {
     my $result;      my $result;
     if ($ENV{'request.state'} eq 'construct') {      if ($env{'request.state'} eq 'construct') {
  my $title=&Apache::lonnet::gettitle();   my $title=&Apache::lonnet::gettitle();
  if (!defined($title) || $title eq '') {   if (!defined($title) || $title eq '') {
     $title = $ENV{'request.filename'};      $title = $env{'request.filename'};
     $title = substr($title, rindex($title, '/') + 1);      $title = substr($title, rindex($title, '/') + 1);
  }   }
  $result = "<script type='text/javascript'>top.document.title = '$title - LON-CAPA Construction Space';</script>";   $result = "<script type='text/javascript'>top.document.title = '$title - LON-CAPA Construction Space';</script>";
Line 1420  sub debug { Line 1402  sub debug {
 }  }
   
 sub show_error_warn_msg {  sub show_error_warn_msg {
     if ($ENV{'request.filename'} eq '/home/httpd/html/res/lib/templates/simpleproblem.problem' &&      if ($env{'request.filename'} eq '/home/httpd/html/res/lib/templates/simpleproblem.problem' &&
  &Apache::lonnet::allowed('mdc',$ENV{'request.course.id'})) {   &Apache::lonnet::allowed('mdc',$env{'request.course.id'})) {
  return 1;   return 1;
     }      }
     return (($Apache::lonxml::debug eq 1) ||      return (($Apache::lonxml::debug eq 1) ||
     ($ENV{'request.state'} eq 'construct') ||      ($env{'request.state'} eq 'construct') ||
     ($Apache::lonhomework::browse eq 'F'      ($Apache::lonhomework::browse eq 'F'
      &&       &&
      $ENV{'form.show_errors'} eq 'on'));       $env{'form.show_errors'} eq 'on'));
 }  }
   
 sub error {  sub error {
Line 1447  sub error { Line 1429  sub error {
     $errormsg=&mt("An error occured while processing this resource. The author has been notified.");      $errormsg=&mt("An error occured while processing this resource. The author has been notified.");
  }    } 
  #notify author   #notify author
  &Apache::lonmsg::author_res_msg($ENV{'request.filename'},join('<br />',@_));   &Apache::lonmsg::author_res_msg($env{'request.filename'},join('<br />',@_));
  #notify course   #notify course
  if ( $symb && $ENV{'request.course.id'} ) {   if ( $symb && $env{'request.course.id'} ) {
     my (undef,%users)=&Apache::lonfeedback::decide_receiver(undef,0,1,1,1);      my (undef,%users)=&Apache::lonfeedback::decide_receiver(undef,0,1,1,1);
     my $declutter=&Apache::lonnet::declutter($ENV{'request.filename'});      my $declutter=&Apache::lonnet::declutter($env{'request.filename'});
     my @userlist;      my @userlist;
     foreach (keys %users) {      foreach (keys %users) {
  my ($user,$domain) = split(/:/, $_);   my ($user,$domain) = split(/:/, $_);
Line 1459  sub error { Line 1441  sub error {
  &Apache::lonmsg::user_normal_msg($user,$domain,   &Apache::lonmsg::user_normal_msg($user,$domain,
  "Error [$declutter]",join('<br />',@_));   "Error [$declutter]",join('<br />',@_));
     }      }
     if ($ENV{'request.role.adv'}) {      if ($env{'request.role.adv'}) {
  $errormsg=&mt("An error occured while processing this resource. The course personnel ([_1]) and the author have been notified.",join(', ',@userlist));   $errormsg=&mt("An error occured while processing this resource. The course personnel ([_1]) and the author have been notified.",join(', ',@userlist));
     } else {      } else {
  $errormsg=&mt("An error occured while processing this resource. The instructor has been notified.");   $errormsg=&mt("An error occured while processing this resource. The instructor has been notified.");
Line 1472  sub error { Line 1454  sub error {
 sub warning {  sub warning {
     $warningcount++;      $warningcount++;
       
     if ($ENV{'form.grade_target'} ne 'tex') {      if ($env{'form.grade_target'} ne 'tex') {
  if ( &show_error_warn_msg() ) {   if ( &show_error_warn_msg() ) {
     my $request=$Apache::lonxml::request;  
     if (!$request) { $request=Apache->request; }  
     push(@Apache::lonxml::warning_messages,      push(@Apache::lonxml::warning_messages,
  $Apache::lonxml::warnings_error_header.   $Apache::lonxml::warnings_error_header.
  "<b>W</b>ARNING<b>:</b>".join('<br />',@_)."<br />\n");   "<b>W</b>ARNING<b>:</b>".join('<br />',@_)."<br />\n");
Line 1485  sub warning { Line 1465  sub warning {
 }  }
   
 sub info {  sub info {
     if ($ENV{'form.grade_target'} ne 'tex'       if ($env{'form.grade_target'} ne 'tex' 
  && $ENV{'request.state'} eq 'construct') {   && $env{'request.state'} eq 'construct') {
  push(@Apache::lonxml::info_messages,join('<br />',@_)."<br />\n");   push(@Apache::lonxml::info_messages,join('<br />',@_)."<br />\n");
     }      }
 }  }
Line 1637  sub helpinfo { Line 1617  sub helpinfo {
 sub whichuser {  sub whichuser {
   my ($passedsymb)=@_;    my ($passedsymb)=@_;
   my ($symb,$courseid,$domain,$name,$publicuser);    my ($symb,$courseid,$domain,$name,$publicuser);
   if (defined($ENV{'form.grade_symb'})) {    if (defined($env{'form.grade_symb'})) {
       my ($tmp_courseid)=        my ($tmp_courseid)=
   &Apache::loncommon::get_env_multiple('form.grade_courseid');    &Apache::loncommon::get_env_multiple('form.grade_courseid');
       my $allowed=&Apache::lonnet::allowed('vgr',$tmp_courseid);        my $allowed=&Apache::lonnet::allowed('vgr',$tmp_courseid);
       if (!$allowed &&         if (!$allowed && 
   exists($ENV{'request.course.sec'}) &&     exists($env{'request.course.sec'}) && 
   $ENV{'request.course.sec'} !~ /^\s*$/) {    $env{'request.course.sec'} !~ /^\s*$/) {
   $allowed=&Apache::lonnet::allowed('vgr',$tmp_courseid.    $allowed=&Apache::lonnet::allowed('vgr',$tmp_courseid.
     '/'.$ENV{'request.course.sec'});      '/'.$env{'request.course.sec'});
       }        }
       if ($allowed) {        if ($allowed) {
   ($symb)=&Apache::loncommon::get_env_multiple('form.grade_symb');    ($symb)=&Apache::loncommon::get_env_multiple('form.grade_symb');
Line 1660  sub whichuser { Line 1640  sub whichuser {
   } else {    } else {
       $symb=$passedsymb;        $symb=$passedsymb;
   }    }
   $courseid=$ENV{'request.course.id'};    $courseid=$env{'request.course.id'};
   $domain=$ENV{'user.domain'};    $domain=$env{'user.domain'};
   $name=$ENV{'user.name'};    $name=$env{'user.name'};
   if ($name eq 'public' && $domain eq 'public') {    if ($name eq 'public' && $domain eq 'public') {
       if (!defined($ENV{'form.username'})) {        if (!defined($env{'form.username'})) {
   $ENV{'form.username'}.=time.rand(10000000);    $env{'form.username'}.=time.rand(10000000);
       }        }
       $name.=$ENV{'form.username'};        $name.=$env{'form.username'};
   }    }
   return ($symb,$courseid,$domain,$name,$publicuser);    return ($symb,$courseid,$domain,$name,$publicuser);
 }  }
Removed from v.1.361  
changed lines
  Added in v.1.378

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