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Diff for /loncom/homework/lonhomework.pm between versions 1.171 and 1.184

version 1.171, 2004/03/09 20:37:58 version 1.184, 2004/11/29 22:13:34
Line 52  use Apache::Constants qw(:common); Line 52  use Apache::Constants qw(:common);
 use HTML::Entities();  use HTML::Entities();
 use Apache::loncommon();  use Apache::loncommon();
 use Apache::lonlocal;  use Apache::lonlocal;
 #use Time::HiRes qw( gettimeofday tv_interval );  use Time::HiRes qw( gettimeofday tv_interval );
   
 BEGIN {  BEGIN {
     &Apache::lonxml::register_insert();      &Apache::lonxml::register_insert();
Line 207  sub check_access { Line 207  sub check_access {
  if ( ! ($ENV{'form.problemstate'} eq 'CANNOT_ANSWER_correct' &&   if ( ! ($ENV{'form.problemstate'} eq 'CANNOT_ANSWER_correct' &&
  lc($Apache::lonhomework::problemstatus) eq 'no')) {   lc($Apache::lonhomework::problemstatus) eq 'no')) {
     return ('CANNOT_ANSWER',      return ('CANNOT_ANSWER',
     &mt('is in this state by royal decree.'));      &mt('is in this state due to author settings.'));
  }   }
     } else {      } else {
  return ($ENV{'form.problemstate'},   return ($ENV{'form.problemstate'},
  &mt('is in this state by royal decree.'));   &mt('is in this state due to author settings.'));
     }      }
  }   }
  &Apache::lonxml::debug("in construction ignoring dates");   &Apache::lonxml::debug("in construction ignoring dates");
Line 292  sub check_access { Line 292  sub check_access {
     $status = 'CANNOT_ANSWER';      $status = 'CANNOT_ANSWER';
  }   }
     }      }
       if ($status eq 'CAN_ANSWER' || $status eq 'CANNOT_ANSWER') {
    my $interval=&Apache::lonnet::EXT("resource.$id.interval");
    &Apache::lonxml::debug("looking for interval $interval");
    if ($interval) {
       my $first_access=&Apache::lonnet::get_first_access('map');
       &Apache::lonxml::debug("looking for accesstime $first_access");
       if (!$first_access) {
    $status='NOT_YET_VIEWED';
    $datemsg=' '.$interval.' seconds';
       } else {
    my $newdate=localtime($first_access+$interval);
    if (time > ($first_access+$interval)) {
       $status='CLOSED';
       $datemsg = &mt("was due on")." $newdate".&mt(", and answers will be available on")." $date";
    } else {
       $datemsg = &mt("is due at")." $newdate";
    }
       }
    }
       }
   #if (($status ne 'CLOSED') && ($Apache::lonhomework::type eq 'exam') &&    #if (($status ne 'CLOSED') && ($Apache::lonhomework::type eq 'exam') &&
   #    (!$Apache::lonhomework::history{"resource.0.outtoken"})) {    #    (!$Apache::lonhomework::history{"resource.0.outtoken"})) {
   #    return ('UNCHECKEDOUT','needs to be checked out');    #    return ('UNCHECKEDOUT','needs to be checked out');
Line 430  sub handle_save_or_undo { Line 449  sub handle_save_or_undo {
   
 sub analyze_header {  sub analyze_header {
     my ($request) = @_;      my ($request) = @_;
       my $bodytag='<body bgcolor="#ffffff">';
       if ($ENV{'environment.remote'} eq 'off') {
    $bodytag=&Apache::loncommon::bodytag();
       }
     my $result.='<html>      my $result.='<html>
             <head><title>'.&mt("Analyzing a problem").'</title></head>              <head><title>'.&mt("Analyzing a problem").'</title></head>
             <body bgcolor="#FFFFFF">'.&Apache::lonxml::message_location().'              '.$bodytag.&Apache::lonxml::message_location().'
             <form name="lonhomework" method="POST" action="'.              <form name="lonhomework" method="POST" action="'.
     $ENV{'request.uri'}.'">      &HTML::Entities::encode($ENV{'request.uri'},'<>&"').'">'.
       &Apache::structuretags::remember_problem_state().'
             <input type="submit" name="problemmode" value="'.&mt("EditXML").'" />              <input type="submit" name="problemmode" value="'.&mt("EditXML").'" />
             <input type="submit" name="problemmode" value="'.&mt('Edit').'" />              <input type="submit" name="problemmode" value="'.&mt('Edit').'" />
             <hr />              <hr />
             <input type="submit" name="submit" value="'.&mt("View").'" />              <input type="submit" name="submit" value="'.&mt("View").'" />
             <hr />              <hr />
             '.&mt('List of possible answers').':  
             </form>';              </form>';
     &Apache::lonxml::add_messages(\$result);      &Apache::lonxml::add_messages(\$result);
     $request->print($result);      $request->print($result);
Line 465  sub analyze { Line 488  sub analyze {
     my %prog_state=      my %prog_state=
  &Apache::lonhtmlcommon::Create_PrgWin($request,&mt('Analyze Progress'),   &Apache::lonhtmlcommon::Create_PrgWin($request,&mt('Analyze Progress'),
       &mt('Getting Problem Variants'),        &mt('Getting Problem Variants'),
       $ENV{'form.numtoanalyze'});        $ENV{'form.numtoanalyze'},
         'inline',undef);
     for(my $i=1;$i<$ENV{'form.numtoanalyze'}+1;$i++) {      for(my $i=1;$i<$ENV{'form.numtoanalyze'}+1;$i++) {
  &Apache::lonhtmlcommon::Increment_PrgWin($request,\%prog_state,   &Apache::lonhtmlcommon::Increment_PrgWin($request,\%prog_state,
  &mt('last problem'));   &mt('last problem'));
    if (&Apache::loncommon::connection_aborted($request)) { return; }
  my $subresult=&Apache::lonnet::ssi($request->uri,   my $subresult=&Apache::lonnet::ssi($request->uri,
    ('grade_target' => 'analyze'),     ('grade_target' => 'analyze'),
    ('rndseed' => $i+$rndseed));     ('rndseed' => $i+$rndseed));
Line 490  sub analyze { Line 515  sub analyze {
     }      }
     &Apache::lonhtmlcommon::Update_PrgWin($request,\%prog_state,      &Apache::lonhtmlcommon::Update_PrgWin($request,\%prog_state,
   &mt('Analyzing Results'));    &mt('Analyzing Results'));
       $request->print('<hr />'.&mt('List of possible answers').': ');
     foreach my $part (sort(keys(%allparts))) {      foreach my $part (sort(keys(%allparts))) {
  if (defined(@{ $overall{$part.'.answer'} })) {   if (defined(@{ $overall{$part.'.answer'} })) {
     my $num_cols=scalar(@{ $overall{$part.'.answer'}->[0] });      my $num_cols=scalar(@{ $overall{$part.'.answer'}->[0] });
     $request->print('<table><tr><td colspan="'.($num_cols+1).'">'.&mt('Part').' '.$part.'</td></tr>');      $request->print('<table><tr><th colspan="'.($num_cols+1).'">'.&mt('Part').' '.$part.'</th></tr>');
     my %frequency;      my %frequency;
     foreach my $answer (sort {$a->[0] <=> $b->[0]} (@{ $overall{$part.'.answer'} })) {      foreach my $answer (sort {$a->[0] <=> $b->[0]} (@{ $overall{$part.'.answer'} })) {
  $frequency{join("\0",@{ $answer })}++;   $frequency{join("\0",@{ $answer })}++;
     }      }
     $request->print('<tr><td colspan="'.($num_cols).'">'.&mt('Answer').'</td><td>'.&mt('Frequency').'</td></tr>');      $request->print('<tr><th colspan="'.($num_cols).'">'.&mt('Answer').'</th><th>'.&mt('Frequency').'</th></tr>');
     foreach my $answer (sort {(split("\0",$a))[0] <=> (split("\0",$b))[0]} (keys(%frequency))) {      foreach my $answer (sort {(split("\0",$a))[0] <=> (split("\0",$b))[0]} (keys(%frequency))) {
  $request->print('<tr><td align="right">'.   $request->print('<tr><td align="right">'.
  join('</td><td align="right">',split("\0",$answer)).   join('</td><td align="right">',split("\0",$answer)).
Line 545  sub editxmlmode { Line 571  sub editxmlmode {
     &Apache::loncommon::helpLatexCheatsheet("Problem_Editor_XML_Index",      &Apache::loncommon::helpLatexCheatsheet("Problem_Editor_XML_Index",
     "Problem Editing Help").      "Problem Editing Help").
     '</td><td>'.      '</td><td>'.
        &Apache::loncommon::help_open_faq(5).         &Apache::loncommon::help_open_menu('',undef,undef,undef,5,'Authoring').
        &Apache::loncommon::help_open_bug('Authoring').'</td></tr></table>';                  '</td></tr></table>';
  if ($cols > 80) { $cols = 80; }   if ($cols > 80) { $cols = 80; }
  if ($cols < 70) { $cols = 70; }   if ($cols < 70) { $cols = 70; }
  if ($rows < 20) { $rows = 20; }   if ($rows < 20) { $rows = 20; }
  $result.='<html><body bgcolor="#FFFFFF">'.   my $bodytag='<body bgcolor="#ffffff">';
     &Apache::lonxml::message_location().'   if ($ENV{'environment.remote'} eq 'off') {
       $bodytag=&Apache::loncommon::bodytag();
    }
    $result.='<html>'.$bodytag.&Apache::lonxml::message_location().'
             <form name="lonhomework" method="POST" action="'.              <form name="lonhomework" method="POST" action="'.
     $ENV{'request.uri'}.'">      &HTML::Entities::encode($ENV{'request.uri'},'<>&"').'">'.
       &Apache::structuretags::remember_problem_state().'
             <input type="hidden" name="problemmode" value="'.&mt('EditXML').'" />              <input type="hidden" name="problemmode" value="'.&mt('EditXML').'" />
             <input type="submit" name="problemmode" accesskey="d" value="'.&mt('Discard Edits and View').'" />              <input type="submit" name="problemmode" accesskey="d" value="'.&mt('Discard Edits and View').'" />
             <input type="submit" name="problemmode" accesskey="e" value="'.&mt('Edit').'" />              <input type="submit" name="problemmode" accesskey="e" value="'.&mt('Edit').'" />
Line 564  sub editxmlmode { Line 594  sub editxmlmode {
             <hr />              <hr />
             ' . $xml_help . '              ' . $xml_help . '
             <textarea rows="'.$rows.'" cols="'.$cols.'" name="editxmltext">'.              <textarea rows="'.$rows.'" cols="'.$cols.'" name="editxmltext">'.
     &HTML::Entities::encode($problem).'</textarea>      &HTML::Entities::encode($problem,'<>&"').'</textarea>
             </form></body></html>';              </form></body></html>';
  &Apache::lonxml::add_messages(\$result);   &Apache::lonxml::add_messages(\$result);
  $request->print($result);   $request->print($result);
Line 580  sub renderpage { Line 610  sub renderpage {
     &Apache::lonxml::debug("Running targets ".join(':',@targets));      &Apache::lonxml::debug("Running targets ".join(':',@targets));
     my $overall_result;      my $overall_result;
     foreach my $target (@targets) {      foreach my $target (@targets) {
    # FIXME need to do something intelligent when a problem goes
           # from viewable to not viewable due to map conditions
    #&setuppermissions();
    #if (   $Apache::lonhomework::browse ne '2'
    #    && $Apache::lonhomework::browse ne 'F' ) {
    #    $request->print(" You most likely shouldn't see me.");
    #}
  #my $t0 = [&gettimeofday()];   #my $t0 = [&gettimeofday()];
  my $problem=&Apache::lonnet::getfile($file);   my $problem=&Apache::lonnet::getfile($file);
  if ($problem eq -1) {   if ($problem eq -1) {
Line 668  sub newproblem { Line 705  sub newproblem {
  copy($templatefilename,$dest);   copy($templatefilename,$dest);
  &renderpage($request,$dest);   &renderpage($request,$dest);
     } else {      } else {
  my $url=$request->uri;   my $url=&HTML::Entities::encode($request->uri,'<>&"');
  my $shownurl=$url;   my $shownurl=$url;
  $shownurl=~s-^/~-/priv/-;   $shownurl=~s-^/~-/priv/-;
  my $dest = &Apache::lonnet::filelocation("",$request->uri);   my $dest = &Apache::lonnet::filelocation("",$request->uri);
  my $errormsg;   my $errormsg;
Line 708  ENDNEWPROBLEM Line 745  ENDNEWPROBLEM
   
 sub view_or_edit_menu {  sub view_or_edit_menu {
     my ($request) = @_;      my ($request) = @_;
     my $url=$request->uri;      my $url=&HTML::Entities::encode($request->uri,'<>&"');
     my %lt=&Apache::lonlocal::texthash( 'would' => 'Would you like to',      my %lt=&Apache::lonlocal::texthash( 'would' => 'Would you like to',
       'view' => 'View',        'view' => 'View',
       'Edit' => 'edit',        'Edit' => 'edit',
Line 732  sub handler { Line 769  sub handler {
     $Apache::lonxml::debug=$ENV{'user.debug'};      $Apache::lonxml::debug=$ENV{'user.debug'};
     if (&setupheader($request)) { return OK; }      if (&setupheader($request)) { return OK; }
     $ENV{'request.uri'}=$request->uri;      $ENV{'request.uri'}=$request->uri;
       &setuppermissions();
     #setup permissions  
     $Apache::lonhomework::browse= &Apache::lonnet::allowed('bre',$ENV{'request.filename'});  
     $Apache::lonhomework::viewgrades=&Apache::lonnet::allowed('vgr',$ENV{'request.course.id'});  
     &Apache::lonxml::debug("Permissions:$Apache::lonhomework::browse:$Apache::lonhomework::viewgrades:");      &Apache::lonxml::debug("Permissions:$Apache::lonhomework::browse:$Apache::lonhomework::viewgrades:");
     # some times multiple problemmodes are submitted, need to select      # some times multiple problemmodes are submitted, need to select
     # the last one      # the last one
Line 753  sub handler { Line 787  sub handler {
     #check if we know where we are      #check if we know where we are
     if ($ENV{'request.course.fn'} && !&Apache::lonnet::symbread()) {       if ($ENV{'request.course.fn'} && !&Apache::lonnet::symbread()) { 
  # if we are browsing we might not be able to know where we are   # if we are browsing we might not be able to know where we are
  if ($Apache::lonhomework::browse ne 'F') {   if ($Apache::lonhomework::browse ne 'F' && 
       $ENV{'request.state'} ne "construct") {
     #should know where we are, so ask      #should know where we are, so ask
     if ( &Apache::lonnet::mod_perl_version() == 2 ) {      if ( &Apache::lonnet::mod_perl_version() == 2 ) {
  &Apache::lonnet::cleanenv();   &Apache::lonnet::cleanenv();
Removed from v.1.171  
changed lines
  Added in v.1.184

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