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Diff for /loncom/homework/lonhomework.pm between versions 1.234 and 1.263

version 1.234, 2006/02/10 23:44:53 version 1.263, 2006/12/13 22:48:07
Line 86  sub get_target { Line 86  sub get_target {
  } elsif ( defined($env{'form.grade_target'}  )    } elsif ( defined($env{'form.grade_target'}  ) 
   && ($Apache::lonhomework::viewgrades eq 'F' )) {    && ($Apache::lonhomework::viewgrades eq 'F' )) {
     return ($env{'form.grade_target'});      return ($env{'form.grade_target'});
    } elsif ( $env{'form.grade_target'} eq 'webgrade'
     && ($Apache::lonhomework::queuegrade eq 'F' )) {
       return ($env{'form.grade_target'});
  }   }
  if ($env{'form.webgrade'} &&   if ($env{'form.webgrade'} &&
     $Apache::lonhomework::modifygrades eq 'F') {      ($Apache::lonhomework::modifygrades eq 'F'
        || $Apache::lonhomework::queuegrade eq 'F' )) {
     return ('grade','webgrade');      return ('grade','webgrade');
  }   }
  if ( defined($env{'form.submitted'}) &&   if ( defined($env{'form.submitted'}) &&
Line 143  sub setup_vars { Line 147  sub setup_vars {
 #  return ';$external::target='.$target.';';  #  return ';$external::target='.$target.';';
 }  }
   
 sub send_header {  
     my ($request)= @_;  
     $request->print(&Apache::lontexconvert::header());  
 #  $request->print('<form name='.$env{'form.request.prefix'}.'lonhomework method="POST" action="'.$request->uri.'">');  
 }  
   
 sub createmenu {  sub createmenu {
     my ($which,$request)=@_;      my ($which,$request)=@_;
     if ($which eq 'grade') {      if ($which eq 'grade') {
Line 159  sub createmenu { Line 157  sub createmenu {
     }      }
 }  }
   
 sub send_footer {  
     my ($request)= @_;  
 #  $request->print('</form>');  
     $request->print(&Apache::lontexconvert::footer());  
 }  
   
 sub proctor_checked_in {  sub proctor_checked_in {
     my ($slot_name,$slot,$type)=@_;      my ($slot_name,$slot,$type)=@_;
     my @possible_proctors=split(",",$slot->{'proctor'});      my @possible_proctors=split(",",$slot->{'proctor'});
           
       return 1 if (!@possible_proctors);
   
     my $key;      my $key;
     if ($type eq 'Task') {      if ($type eq 'Task') {
  my $version=$Apache::lonhomework::history{'resource.0.version'};   my $version=$Apache::lonhomework::history{'resource.0.version'};
Line 176  sub proctor_checked_in { Line 170  sub proctor_checked_in {
     } elsif ($type eq 'problem') {      } elsif ($type eq 'problem') {
  $key ='resource.0.checkedin';   $key ='resource.0.checkedin';
     }      }
           # backward compatability, used to be username@domain, 
       # now is username:domain
       my $who = $Apache::lonhomework::history{$key};
       if ($who !~ /:/) {
    $who =~ tr/@/:/;
       }     
     foreach my $possible (@possible_proctors) {       foreach my $possible (@possible_proctors) { 
  if ($Apache::lonhomework::history{$key} eq $possible   if ($who eq $possible
     && $Apache::lonhomework::history{$key.'.slot'} eq $slot_name) {      && $Apache::lonhomework::history{$key.'.slot'} eq $slot_name) {
     return 1;      return 1;
  }   }
Line 245  sub check_slot_access { Line 244  sub check_slot_access {
     # does it pass normal muster      # does it pass normal muster
     my ($status,$datemsg)=&check_access($id);      my ($status,$datemsg)=&check_access($id);
           
     my $useslots = &Apache::lonnet::EXT("resource.$id.useslots");      my $useslots = &Apache::lonnet::EXT("resource.0.useslots");
     if ($useslots ne 'resource') {      if ($useslots ne 'resource' && $useslots ne 'map' 
    && $useslots ne 'map_map') {
  return ($status,$datemsg);   return ($status,$datemsg);
     }      }
   
Line 269  sub check_slot_access { Line 269  sub check_slot_access {
     }      }
   
     my @slots=      my @slots=
  (split(':',&Apache::lonnet::EXT("resource.$id.availablestudent")),   (split(':',&Apache::lonnet::EXT("resource.0.availablestudent")),
  split(':',&Apache::lonnet::EXT("resource.$id.available")));   split(':',&Apache::lonnet::EXT("resource.0.available")));
   
 #    if (!@slots) {  #    if (!@slots) {
 # return ($status,$datemsg);  # return ($status,$datemsg);
Line 278  sub check_slot_access { Line 278  sub check_slot_access {
     my $slotstatus='NOT_IN_A_SLOT';      my $slotstatus='NOT_IN_A_SLOT';
     my ($returned_slot,$slot_name);      my ($returned_slot,$slot_name);
     foreach my $slot (@slots) {      foreach my $slot (@slots) {
    $slot =~ s/(^\s*|\s*$)//g;
  &Apache::lonxml::debug("getting $slot");   &Apache::lonxml::debug("getting $slot");
  my %slot=&Apache::lonnet::get_slot($slot);   my %slot=&Apache::lonnet::get_slot($slot);
  &Apache::lonhomework::showhash(%slot);   &Apache::lonhomework::showhash(%slot);
Line 297  sub check_slot_access { Line 298  sub check_slot_access {
  $slotstatus='CAN_ANSWER';   $slotstatus='CAN_ANSWER';
     }      }
   
     my ($got_grade,$checkedin);      my ($is_correct,$got_grade,$checkedin);
     if ($type eq 'Task') {      if ($type eq 'Task') {
  my $version=$Apache::lonhomework::history{'resource.0.version'};   my $version=$Apache::lonhomework::history{'resource.0.version'};
  $got_grade =    $got_grade = 
     ($Apache::lonhomework::history{"resource.$version.0.status"}       ($Apache::lonhomework::history{"resource.$version.0.status"} 
      =~ /^(?:pass|fail)$/);       =~ /^(?:pass|fail)$/);
    $is_correct =  
       ($Apache::lonhomework::history{"resource.$version.0.status"} eq 'pass'
        || $Apache::lonhomework::history{"resource.0.solved"} =~ /^correct_/ );
  $checkedin =   $checkedin =
     $Apache::lonhomework::history{"resource.$version.0.checkedin"};      $Apache::lonhomework::history{"resource.$version.0.checkedin"};
     } elsif ($type eq 'problem') {      } elsif ($type eq 'problem') {
  $got_grade = 1;   $got_grade  = 1;
  $checkedin = $Apache::lonhomework::history{"resource.0.checkedin"};   $checkedin  = $Apache::lonhomework::history{"resource.0.checkedin"};
    $is_correct =
       ($Apache::lonhomework::history{"resource.0.solved"} =~/^correct_/);
     }      }
           
       &Apache::lonxml::debug(" slot is $slotstatus checkedin ($checkedin) got_grade ($got_grade) is_correct ($is_correct)");
       
       # no slot is currently open, and has been checked in for this version
       # but hasn't got a grade, therefore must be awaiting a grade
       if (!defined($slot_name)
    && $checkedin 
    && !$got_grade) {
    return ('WAITING_FOR_GRADE');
       }
   
       # no slot is currently open, and has been checked in for this version
       # previous slot is therefore CLOSED, so therefore the problem is
       if (!defined($slot_name)
    && $checkedin 
    && $type eq 'problem') {
    return ('CLOSED',$datemsg);
       }
   
     if ($slotstatus eq 'NOT_IN_A_SLOT'       if ($slotstatus eq 'NOT_IN_A_SLOT' 
  && $checkedin ) {   && $checkedin ) {
   
Line 320  sub check_slot_access { Line 344  sub check_slot_access {
  }   }
   
     }      }
   
       if ( $is_correct) {
    if ($type eq 'problem') {
       return ($status);
    }
    return ('SHOW_ANSWER');
       }
   
     if ( $status eq 'CANNOT_ANSWER' &&       if ( $status eq 'CANNOT_ANSWER' && 
  ($slotstatus ne 'NEEDS_CHECKIN' && $slotstatus ne 'NOT_IN_A_SLOT')) {   ($slotstatus ne 'NEEDS_CHECKIN' && $slotstatus ne 'NOT_IN_A_SLOT')) {
  return ($status,$datemsg);   return ($status,$datemsg);
Line 361  sub check_access { Line 393  sub check_access {
     &Apache::lonxml::debug("checking for part :$id:");      &Apache::lonxml::debug("checking for part :$id:");
     &Apache::lonxml::debug("time:".time);      &Apache::lonxml::debug("time:".time);
   
     my ($symb)=&Apache::lonxml::whichuser();      my ($symb)=&Apache::lonnet::whichuser();
     &Apache::lonxml::debug("symb:".$symb);      &Apache::lonxml::debug("symb:".$symb);
     #if ($env{'request.state'} ne "construct" && $symb ne '') {      #if ($env{'request.state'} ne "construct" && $symb ne '') {
     if ($env{'request.state'} ne "construct") {      if ($env{'request.state'} ne "construct") {
Line 374  sub check_access { Line 406  sub check_access {
   
  foreach my $temp ("opendate","duedate","answerdate") {   foreach my $temp ("opendate","duedate","answerdate") {
     $lastdate = $date;      $lastdate = $date;
     $date = &Apache::lonnet::EXT("resource.$id.$temp");      if ($temp eq 'duedate') {
    $date = &due_date($id);
       } else {
    $date = &Apache::lonnet::EXT("resource.$id.$temp");
       }
       
     my $thistype = &Apache::lonnet::EXT("resource.$id.$temp.type");      my $thistype = &Apache::lonnet::EXT("resource.$id.$temp.type");
     if ($thistype =~ /^(con_lost|no_such_host)/ ||      if ($thistype =~ /^(con_lost|no_such_host)/ ||
  $date     =~ /^(con_lost|no_such_host)/) {   $date     =~ /^(con_lost|no_such_host)/) {
Line 442  sub check_access { Line 479  sub check_access {
     &Apache::lonxml::debug("looking for accesstime $first_access");      &Apache::lonxml::debug("looking for accesstime $first_access");
     if (!$first_access) {      if (!$first_access) {
  $status='NOT_YET_VIEWED';   $status='NOT_YET_VIEWED';
  $datemsg=&seconds_to_human_length($interval);   my $due_date = &due_date($id);
     } else {   my $seconds_left = $due_date - time;
  my $newdate=localtime($first_access+$interval);   if ($seconds_left > $interval || $due_date eq '') {
  if (time > ($first_access+$interval)) {      $seconds_left = $interval;
     $status='CLOSED';  
     $datemsg = &mt("was due on")." $newdate".&mt(", and answers will be available on")." $date";  
  } else {  
     $datemsg = &mt("is due at")." $newdate";  
  }   }
    $datemsg=&seconds_to_human_length($seconds_left);
     }      }
  }   }
     }      }
   
   #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 469  sub check_access { Line 504  sub check_access {
   
     return ($status,$datemsg);      return ($status,$datemsg);
 }  }
   # this should work exactly like the copy in lonnavmaps.pm
   sub due_date {
       my ($part_id,$symb,$udom,$uname)=@_;
       my $date;
       my $interval= &Apache::lonnet::EXT("resource.$part_id.interval",$symb,
          $udom,$uname);
       &Apache::lonxml::debug("looking for interval $part_id $symb $interval");
       my $due_date= &Apache::lonnet::EXT("resource.$part_id.duedate",$symb,
          $udom,$uname);
       &Apache::lonxml::debug("looking for due_date $part_id $symb $due_date");
       if ($interval =~ /\d+/) {
    my $first_access=&Apache::lonnet::get_first_access('map',$symb);
    &Apache::lonxml::debug("looking for first_access $first_access");
    if (defined($first_access)) {
       $interval = $first_access+$interval;
       $date = ($interval < $due_date)? $interval : $due_date;
    } else {
       $date = $due_date;
    }
       } else {
    $date = $due_date;
       }
       return $date
   }
   
 sub seconds_to_human_length {  sub seconds_to_human_length {
     my ($length)=@_;      my ($length)=@_;
Line 541  sub setuppermissions { Line 600  sub setuppermissions {
  $viewgrades = &Apache::lonnet::allowed('vgr',$env{'request.course.id'}.   $viewgrades = &Apache::lonnet::allowed('vgr',$env{'request.course.id'}.
                                                '/'.$env{'request.course.sec'});                                                 '/'.$env{'request.course.sec'});
     }      }
     $Apache::lonhomework::viewgrades = $viewgrades; # File global variable...dirt.      $Apache::lonhomework::viewgrades = $viewgrades;
   
     if ($Apache::lonhomework::browse eq 'F' &&       if ($Apache::lonhomework::browse eq 'F' && 
  $env{'form.devalidatecourseresdata'} eq 'on') {   $env{'form.devalidatecourseresdata'} eq 'on') {
  my (undef,$courseid) = &Apache::lonxml::whichuser();   my (undef,$courseid) = &Apache::lonnet::whichuser();
  &Apache::lonnet::devalidatecourseresdata($env{"course.$courseid.num"},   &Apache::lonnet::devalidatecourseresdata($env{"course.$courseid.num"},
       $env{"course.$courseid.domain"});        $env{"course.$courseid.domain"});
     }      }
   
     my $modifygrades = &Apache::lonnet::allowed('mgr',$env{'request.course.id'});      my $modifygrades = &Apache::lonnet::allowed('mgr',$env{'request.course.id'});
     if (! $modifygrades &&       if (! $modifygrades && 
  exists($env{'request.course.sec'}) &&    exists($env{'request.course.sec'}) && 
Line 557  sub setuppermissions { Line 618  sub setuppermissions {
      '/'.$env{'request.course.sec'});       '/'.$env{'request.course.sec'});
     }      }
     $Apache::lonhomework::modifygrades = $modifygrades;      $Apache::lonhomework::modifygrades = $modifygrades;
   
       my $queuegrade = &Apache::lonnet::allowed('mqg',$env{'request.course.id'});
       if (! $queuegrade && 
    exists($env{'request.course.sec'}) && 
    $env{'request.course.sec'} !~ /^\s*$/) {
    $queuegrade = 
       &Apache::lonnet::allowed('qgr',$env{'request.course.id'}.
        '/'.$env{'request.course.sec'});
       }
       $Apache::lonhomework::queuegrade = $queuegrade;
     return '';      return '';
 }  }
   
   sub unset_permissions {
       undef($Apache::lonhomework::queuegrade);
       undef($Apache::lonhomework::modifygrades);
       undef($Apache::lonhomework::viewgrades);
       undef($Apache::lonhomework::browse);
   }
   
 sub setupheader {  sub setupheader {
     my $request=$_[0];      my $request=$_[0];
     &Apache::loncommon::content_type($request,'text/html');      &Apache::loncommon::content_type($request,'text/html');
Line 579  sub handle_save_or_undo { Line 657  sub handle_save_or_undo {
     my $filebak =$file.".bak";      my $filebak =$file.".bak";
     my $filetmp =$file.".tmp";      my $filetmp =$file.".tmp";
     my $error=0;      my $error=0;
   
     &Apache::lonnet::correct_line_ends($result);  
   
     if ($env{'form.Undo'} eq &mt('undo')) {      if ($env{'form.Undo'} eq &mt('undo')) {
  my $error=0;   my $error=0;
  if (!copy($file,$filetmp)) { $error=1; }   if (!copy($file,$filetmp)) { $error=1; }
Line 594  sub handle_save_or_undo { Line 669  sub handle_save_or_undo {
     $error=1;      $error=1;
  }   }
     } else {      } else {
           &Apache::lonnet::correct_line_ends($result);
  my $fs=Apache::File->new(">$filebak");   my $fs=Apache::File->new(">$filebak");
  if (defined($fs)) {   if (defined($fs)) {
     print $fs $$problem;      print $fs $$problem;
Line 619  sub handle_save_or_undo { Line 695  sub handle_save_or_undo {
   
 sub analyze_header {  sub analyze_header {
     my ($request) = @_;      my ($request) = @_;
     my $bodytag=&Apache::loncommon::bodytag(undef,undef,undef,      my $result =
     ($env{'environment.remote'} ne 'off'));   &Apache::loncommon::start_page('Analyzing a problem',undef);
     my $html=&Apache::lonxml::xmlbegin();  
     my $result.=$html.'      $result .= 
             <head><title>'.&mt("Analyzing a problem").'</title></head>   &Apache::lonxml::message_location().'
             '.$bodytag.&Apache::lonxml::message_location().'  
             <form name="lonhomework" method="POST" action="'.              <form name="lonhomework" method="POST" action="'.
     &HTML::Entities::encode($env{'request.uri'},'<>&"').'">'.      &HTML::Entities::encode($env{'request.uri'},'<>&"').'">'.
     &Apache::structuretags::remember_problem_state().'      &Apache::structuretags::remember_problem_state().'
Line 641  sub analyze_header { Line 716  sub analyze_header {
   
 sub analyze_footer {  sub analyze_footer {
     my ($request) = @_;      my ($request) = @_;
     my $result='</body></html>';      $request->print(&Apache::loncommon::end_page());
     $request->print($result);  
     $request->rflush();      $request->rflush();
 }  }
   
Line 679  sub analyze { Line 753  sub analyze {
     if ($analyze{$part.'.type'} eq 'numericalresponse' ||      if ($analyze{$part.'.type'} eq 'numericalresponse' ||
  $analyze{$part.'.type'} eq 'stringresponse' ||   $analyze{$part.'.type'} eq 'stringresponse' ||
  $analyze{$part.'.type'} eq 'formularesponse'   ) {   $analyze{$part.'.type'} eq 'formularesponse'   ) {
  my $concatanswer=join("\0",@{ $analyze{$part.'.answer'} });   foreach my $name (keys(%{ $analyze{$part.'.answer'} })) {
  if (($concatanswer eq '') || ($concatanswer=~/^\@/)) {      my $i=0;
     @{$analyze{$part.'.answer'}}=('<font color="red">'.&mt('Error').'</font>');      foreach my $answer_part (@{ $analyze{$part.'.answer'}{$name} }) {
    push( @{ $overall{$part.'.answer'}[$i] },
         $answer_part);
    my $concatanswer= join("\0",@{ $answer_part });
    if (($concatanswer eq '') || ($concatanswer=~/^\@/)) {
       $answer_part = ['<font color="red">'.&mt('Error').'</font>'];
    }
    $seedexample{join("\0",$part,$i,@{$answer_part})}=
       $thisseed;
    $i++;
       }
  }   }
  push( @{ $overall{$part.'.answer'} },  
       [@{ $analyze{$part.'.answer'} }]);  
                 $seedexample{join("\0",@{ $analyze{$part.'.answer'}})}=$thisseed;  
     }      }
  }   }
     }      }
Line 694  sub analyze { Line 775  sub analyze {
     $request->print('<hr />'.&mt('List of possible answers').': ');      $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] });      for (my $i=0;$i<scalar(@{ $overall{$part.'.answer'} });$i++) {
     $request->print('<table class="thinborder"><tr><th colspan="'.($num_cols+1).'">'.&mt('Part').' '.$part.'</th></tr>');   my $num_cols=scalar(@{ $overall{$part.'.answer'}[$i][0] });
     my %frequency;   $request->print('<table class="thinborder"><tr><th colspan="'.($num_cols+1).'">'.&mt('Part').' '.$part);
     foreach my $answer (sort {$a->[0] <=> $b->[0]} (@{ $overall{$part.'.answer'} })) {   if (scalar(@{ $overall{$part.'.answer'} }) > 1) {
  $frequency{join("\0",@{ $answer })}++;      $request->print(&mt(' Answer [_1]',$i+1));
     }   }
     $request->print('<tr><th colspan="'.($num_cols).'">'.&mt('Answer').'</th><th>'.&mt('Frequency').'<br />('   $request->print('</th></tr>');
     .&mt('click for example').')</th></tr>');   my %frequency;
     foreach my $answer (sort {(split("\0",$a))[0] <=> (split("\0",$b))[0]} (keys(%frequency))) {   foreach my $answer (sort {$a->[0] <=> $b->[0]} (@{ $overall{$part.'.answer'}[$i] })) {
  $request->print('<tr><td class="center">'.      $frequency{join("\0",@{ $answer })}++;
  join('</td><td class="center">',split("\0",$answer)).   }
  '</td><td class="center"><a href="'.$request->uri.'?rndseed='.$seedexample{$answer}.'">'.$frequency{$answer}.   $request->print('<tr><th colspan="'.($num_cols).'">'.&mt('Answer').'</th><th>'.&mt('Frequency').'<br />('
  '</a></td></tr>');   .&mt('click for example').')</th></tr>');
    foreach my $answer (sort {(split("\0",$a))[0] <=> (split("\0",$b))[0]} (keys(%frequency))) {
       $request->print('<tr><td class="center">'.
       join('</td><td class="center">',split("\0",$answer)).
       '</td><td class="center"><a href="'.$request->uri.'?rndseed='.$seedexample{join("\0",$part,$i,$answer)}.'">'.$frequency{$answer}.
       '</a></td></tr>');
    }
    $request->print('</table>');
     }      }
     $request->print('</table>');  
  } else {   } else {
     $request->print('<p>'.&mt('Response').' '.$part.' '.      $request->print('<p>'.&mt('Response').' '.$part.' '.
     &mt('is not analyzable at this time').'</p>');      &mt('is not analyzable at this time').'</p>');
Line 748  sub editxmlmode { Line 835  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_menu('',undef,undef,undef,5,'Authoring').         &Apache::loncommon::help_open_menu(undef,undef,5,'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; }
  my $bodytag=&Apache::loncommon::bodytag(undef,undef,undef,   my $start_page = 
  ($env{'environment.remote'} ne 'off'));      &Apache::loncommon::start_page("EditXML $file",
  my $html=&Apache::lonxml::xmlbegin();     &Apache::edit::js_change_detection());
  my $head="<head><title>EditXML $file</title>".  
     &Apache::edit::js_change_detection()."</head>";  
   
  $result.=$html.$head.$bodytag.   $result.=$start_page.
     &renderpage($request,$file,['no_output_web'],1).      &renderpage($request,$file,['no_output_web'],1).
     &Apache::lonxml::message_location().'      &Apache::lonxml::message_location().'
             <form '.&Apache::edit::form_change_detection().' name="lonhomework" method="POST" action="'.              <form '.&Apache::edit::form_change_detection().' name="lonhomework" method="POST" action="'.
Line 778  sub editxmlmode { Line 863  sub editxmlmode {
     &HTML::Entities::encode($problem,'<>&"').'</textarea><br />      &HTML::Entities::encode($problem,'<>&"').'</textarea><br />
             <input type="submit" name="submit" accesskey="s" value="'.&mt('Submit Changes').'" />              <input type="submit" name="submit" accesskey="s" value="'.&mt('Submit Changes').'" />
             <input type="submit" name="submit" accesskey="v" value="'.&mt('Submit Changes and View').'" />              <input type="submit" name="submit" accesskey="v" value="'.&mt('Submit Changes and View').'" />
             </form></body></html>';              </form>'.&Apache::loncommon::end_page();
  &Apache::lonxml::add_messages(\$result);   &Apache::lonxml::add_messages(\$result);
  $request->print($result);   $request->print($result);
     }      }
Line 811  sub renderpage { Line 896  sub renderpage {
  my $problem=&Apache::lonnet::getfile($file);   my $problem=&Apache::lonnet::getfile($file);
  my $result;   my $result;
  if ($problem eq -1) {   if ($problem eq -1) {
     my $filename=(split('/',$file))[-1];  
     $result.="<b> ".&mt('Unable to find')." <i>$filename</i></b>";  
     $problem='';      $problem='';
       my $filename=(split('/',$file))[-1];
       my $error =
    "<b> ".&mt('Unable to find [_1]',
      ' <span class="LC_filename">'.$filename.'</span>')
    ."</b>";
       $result.=
    &Apache::loncommon::simple_error_page($request,'Not available',
         $error);
       return;
  }   }
   
  my %mystyle;   my %mystyle;
Line 895  sub newproblem { Line 987  sub newproblem {
  # I don't like hard-coded filenames but for now, this will work.   # I don't like hard-coded filenames but for now, this will work.
  use File::Copy;   use File::Copy;
  my $templatefilename =   my $templatefilename =
     $request->dir_config('lonIncludes').'/templates/blank.problem';      $request->dir_config('lonIncludes').'/templates/blank.'.$extension;
  &Apache::lonxml::debug("$templatefilename");   &Apache::lonxml::debug("$templatefilename");
  my $dest = &Apache::lonnet::filelocation("",$request->uri);   my $dest = &Apache::lonnet::filelocation("",$request->uri);
  copy($templatefilename,$dest);   copy($templatefilename,$dest);
Line 910  sub newproblem { Line 1002  sub newproblem {
     $errormsg='<p><font color="red">'.&mt('You did not select a template.').'</font></p>'."\n";      $errormsg='<p><font color="red">'.&mt('You did not select a template.').'</font></p>'."\n";
  }   }
  my $instructions;   my $instructions;
  my $bodytag=&Apache::loncommon::bodytag(undef,undef,undef,   my $start_page = 
  ($env{'environment.remote'} ne 'off'));      &Apache::loncommon::start_page("Create New $extension");
  if ($templatelist) { $instructions=&mt(", select a template from the pull-down menu below.").'<br />'.&mt("Then");}   $request->print("
  my %lt=&Apache::lonlocal::texthash( 'create' => 'Creating a new',  $start_page
   'resource' => 'resource',  <h1>".&mt("Creating a new $extension resource.")."</h1>
   'requested' => 'The requested file',  
   'not exist' => 'currently does not exist',  
   'createnew' => 'To create a new',  
   'click' => 'click on the',  
   'Create' => 'Create',  
   'button' => 'button');  
  $request->print(<<ENDNEWPROBLEM);  
 $bodytag  
 <h1>$lt{'create'} $extension $lt{'resource'}</h1>  
 $errormsg  $errormsg
 $lt{'requested'} <tt>$shownurl</tt> $lt{'not exist'}.  ".&mt("The requested file [_1] currently does not exist.",
         "<tt>$shownurl</tt>")."
 <p>  <p>
 <b>$lt{'createnew'} $extension$instructions $lt{'click'} "$lt{'Create'} $extension" $lt{'button'}.</b>  <b>
 </p>  ".&mt("To create a new $extension, select a template from the".
 <p><form action="$url" method="POST">        "pull-down menu below. Then click on the \"Create $extension\" button.")."</b>
 ENDNEWPROBLEM  </p><form action=\"$url\" method=\"POST\">");
   
  if (defined($templatelist)) {   if (defined($templatelist)) {
     $request->print("<select name=\"template\">$templatelist</select>");      $request->print("<select name=\"template\">$templatelist</select>");
  }   }
  $request->print("<br /><input type=\"submit\" name=\"newfile\" value=\"".&mt('Create')." $extension\" />");   $request->print("<br /><input type=\"submit\" name=\"newfile\" value=\"".&mt('Create')." $extension\" />");
  $request->print("</form></p></body>");   $request->print("</form></p>".&Apache::loncommon::end_page());
     }      }
     return '';      return '';
 }  }
   
 sub view_or_edit_menu {  
     my ($request) = @_;  
     my $url=&HTML::Entities::encode($request->uri,'<>&"');  
     my %lt=&Apache::lonlocal::texthash( 'would' => 'Would you like to',  
       'view' => 'View',  
       'Edit' => 'edit',  
       'or' => 'or',  
       'the problem' => 'the problem');  
     $request->print(<<EDITMENU);  
 <body bgcolor="#FFFFFF">  
 <form action="$url" method="POST">  
 $lt{'would'} <input type="submit" name="problemmode" accesskey="v" value="&lt{'view'}">  
 &lt{'or'} <input type="submit" name="problemmode" accesskey="e" value="&lt{'Edit'}">  
 &lt{'the problem'}.  
 </form>  
 </body>  
 EDITMENU  
 }  
   
 sub handler {  sub handler {
     #my $t0 = [&gettimeofday()];      #my $t0 = [&gettimeofday()];
     my $request=$_[0];      my $request=$_[0];
Line 982  sub handler { Line 1048  sub handler {
  if ($Apache::lonhomework::browse ne 'F' &&    if ($Apache::lonhomework::browse ne 'F' && 
     $env{'request.state'} ne "construct") {      $env{'request.state'} ne "construct") {
     #should know where we are, so ask      #should know where we are, so ask
     $request->internal_redirect('/adm/ambiguous'); return OK;      &unset_permissions();
       $request->internal_redirect('/adm/ambiguous');
       return OK;
  }   }
     }      }
     if (&setupheader($request)) { return OK; }      if (&setupheader($request)) {
     &Apache::lonxml::debug("Permissions:$Apache::lonhomework::browse:$Apache::lonhomework::viewgrades:");   &unset_permissions();
    return OK;
       }
       &Apache::lonxml::debug("Permissions:$Apache::lonhomework::browse:$Apache::lonhomework::viewgrades:$Apache::lonhomework::modifygrades:$Apache::lonhomework::queuegrade");
     &Apache::lonxml::debug("Problem Mode ".$env{'form.problemmode'});      &Apache::lonxml::debug("Problem Mode ".$env{'form.problemmode'});
     my ($symb) = &Apache::lonxml::whichuser();      my ($symb) = &Apache::lonnet::whichuser();
     &Apache::lonxml::debug('symb is '.$symb);      &Apache::lonxml::debug('symb is '.$symb);
     if ($env{'request.state'} eq "construct") {      if ($env{'request.state'} eq "construct") {
  if ( -e $file ) {   if ( -e $file ) {
Line 996  sub handler { Line 1067  sub handler {
     ['problemmode']);      ['problemmode']);
     if (!(defined $env{'form.problemmode'})) {      if (!(defined $env{'form.problemmode'})) {
  #first visit to problem in construction space   #first visit to problem in construction space
  #&view_or_edit_menu($request);  
  $env{'form.problemmode'}='View';   $env{'form.problemmode'}='View';
  &renderpage($request,$file);   &renderpage($request,$file);
     } elsif ($env{'form.problemmode'} eq &mt('EditXML') ||      } elsif ($env{'form.problemmode'} eq &mt('EditXML') ||
Line 1018  sub handler { Line 1088  sub handler {
     }      }
     #my $td=&tv_interval($t0);      #my $td=&tv_interval($t0);
     #&Apache::lonxml::debug("Spent $td seconds processing");      #&Apache::lonxml::debug("Spent $td seconds processing");
     # &Apache::lonhomework::send_footer($request);  
     # always turn off debug messages      # always turn off debug messages
     $Apache::lonxml::debug=0;      $Apache::lonxml::debug=0;
       &unset_permissions();
     return OK;      return OK;
   
 }  }
Removed from v.1.234  
changed lines
  Added in v.1.263

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