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Diff for /loncom/homework/lonhomework.pm between versions 1.82 and 1.105

version 1.82, 2002/07/18 20:52:36 version 1.105, 2002/12/11 15:33:55
Line 42  use Apache::randomlabel(); Line 42  use Apache::randomlabel();
 use Apache::response();  use Apache::response();
 use Apache::hint();  use Apache::hint();
 use Apache::outputtags();  use Apache::outputtags();
   use Apache::caparesponse();
   use Apache::radiobuttonresponse();
   use Apache::optionresponse();
   use Apache::imageresponse();
   use Apache::essayresponse();
   use Apache::externalresponse();
 use Apache::Constants qw(:common);  use Apache::Constants qw(:common);
 use HTML::Entities();  use HTML::Entities();
 use Apache::loncommon;  use Apache::loncommon();
 #use Time::HiRes qw( gettimeofday tv_interval );  #use Time::HiRes qw( gettimeofday tv_interval );
   
 BEGIN {  BEGIN {
Line 53  BEGIN { Line 59  BEGIN {
   
 sub get_target {  sub get_target {
   if ( $ENV{'request.state'} eq "published") {    if ( $ENV{'request.state'} eq "published") {
     if ( defined($ENV{'form.grade_target'})       if ( defined($ENV{'form.grade_target'}  ) 
    && ($ENV{'form.grade_target'} eq 'tex')) {
         return ($ENV{'form.grade_target'});
       } elsif ( defined($ENV{'form.grade_target'}  ) 
  && ($Apache::lonhomework::viewgrades == 'F' )) {   && ($Apache::lonhomework::viewgrades == 'F' )) {
       return ($ENV{'form.grade_target'});        return ($ENV{'form.grade_target'});
     }      }
    
     if ( defined($ENV{'form.submitted'})) {      if ( defined($ENV{'form.submitted'})) {
       return ('grade', 'web');        return ('grade', 'web');
     } else {      } else {
Line 73  sub get_target { Line 83  sub get_target {
  return ('web');   return ('web');
       }        }
     } else {      } else {
       if ( $ENV{'form.problemmode'} eq 'View' ) {        if ( $ENV{'form.problemmode'} eq 'View' ||
      $ENV{'form.problemmode'} eq 'Discard Edits and View') {
  if ( defined($ENV{'form.submitted'}) &&   if ( defined($ENV{'form.submitted'}) &&
      (!defined($ENV{'form.resetdata'})) ) {       (!defined($ENV{'form.resetdata'})) ) {
   return ('grade', 'web','answer');    return ('grade', 'web','answer');
Line 128  sub send_footer { Line 139  sub send_footer {
   
 $Apache::lonxml::browse='';  $Apache::lonxml::browse='';
   
   # JB, 9/24/2002: Any changes in this function may require a change
   # in lonnavmaps::resource::getDateStatus.
 sub check_access {  sub check_access {
   my ($id) = @_;    my ($id) = @_;
   my $date ='';    my $date ='';
   my $status = '';    my $status;
   my $datemsg = '';    my $datemsg = '';
   my $lastdate = '';    my $lastdate = '';
   my $temp;    my $temp;
Line 142  sub check_access { Line 155  sub check_access {
   foreach $temp ("opendate","duedate","answerdate") {    foreach $temp ("opendate","duedate","answerdate") {
     $lastdate = $date;      $lastdate = $date;
     $date = &Apache::lonnet::EXT("resource.$id.$temp");      $date = &Apache::lonnet::EXT("resource.$id.$temp");
       my $thistype = &Apache::lonnet::EXT("resource.$id.$temp.type");
       if ($thistype =~ /^(con_lost|no_such_host)/ ||
    $date     =~ /^(con_lost|no_such_host)/) {
    $status='UNAVAILABLE';
    $date="may open later.";
    return($status,$date);
       }
       if ($thistype eq 'date_interval') {
    if ($temp eq 'opendate') {
              $date=&Apache::lonnet::EXT("resource.$id.duedate")-$date;
           }
           if ($temp eq 'answerdate') {
              $date=&Apache::lonnet::EXT("resource.$id.duedate")+$date;
           }
       }
     &Apache::lonxml::debug("found :$date: for :$temp:");      &Apache::lonxml::debug("found :$date: for :$temp:");
     if ($date eq '') {      if ($date eq '') {
       $date = "an unknown date"; $passed = 0;        $date = "an unknown date"; $passed = 0;
Line 198  sub check_access { Line 226  sub check_access {
   
 sub showhash {  sub showhash {
   my (%hash) = @_;    my (%hash) = @_;
   &showhashsubset(\%hash,'');    &showhashsubset(\%hash,'.');
   return '';    return '';
 }  }
   
Line 287  sub handle_save_or_undo { Line 315  sub handle_save_or_undo {
   return $error;    return $error;
 }  }
   
   sub analyze_header {
       my ($request) = @_;
       my $result.='<html><body bgcolor="#FFFFFF">
               <form name="lonhomework" method="POST" action="'.
         $ENV{'request.uri'}.'">
               <input type="submit" name="problemmode" value="EditXML" />
               <input type="submit" name="problemmode" value="Edit" />
               <hr />
               <input type="submit" name="submit" value="View" />
               <hr />
               List of possible answers:
               </form>';
       $request->print($result);
       $request->rflush();
   }
   
 sub analyze {  sub analyze {
   my ($request,$file) = @_;      my ($request,$file) = @_;
   &Apache::lonxml::debug("Analyze");      &Apache::lonxml::debug("Analyze");
   my $result=&Apache::lonnet::ssi($request->uri,('grade_target' => 'analyze'));      my $result;
   &Apache::lonxml::debug(":$result:");      my %overall;
   (my $garbage,$result)=split(/_HASH_REF__/,$result,2);      my %allparts;
   &showhash(&Apache::lonnet::str2hash($result));      my $rndseed=$ENV{'form.rndseed'};
   return $result;      &analyze_header($request);
       for(my $i=1;$i<$ENV{'form.numtoanalyze'}+1;$i++) {
    my $subresult=&Apache::lonnet::ssi($request->uri,
      ('grade_target' => 'analyze'),
      ('rndseed' => $i));
    &Apache::lonxml::debug(":$subresult:");
    (my $garbage,$subresult)=split(/_HASH_REF__/,$subresult,2);
    my %analyze=&Apache::lonnet::str2hash($subresult);
    &Apache::lonhomework::showhash(%analyze);
    my @parts = @{ $analyze{'parts'} };
    foreach my $part (@parts) {
       if (!exists($allparts{$part})) {$allparts{$part}=1;};
       if ($analyze{$part.'.type'} eq 'numericalresponse') {
    push( @{ $overall{$part.'.answer'} },
         [@{ $analyze{$part.'.answer'} }]);
       }
    }
       }
       foreach my $part (keys(%allparts)) {
    $request->print('<table><tr><td>Part '.$part.'</td></tr>');
    foreach my $answer (sort {$a->[0] <=> $b->[0]} (@{ $overall{$part.'.answer'} })) {
       $request->print('<tr><td>'.join('</td><td>',@{ $answer }).
       '</td></tr>');
    }
       }
       &Apache::lonhomework::showhash(%overall);
       return $result;
 }  }
   
 sub editxmlmode {  sub editxmlmode {
Line 319  sub editxmlmode { Line 389  sub editxmlmode {
     my ($rows,$cols) = &Apache::edit::textarea_sizes(\$problem);      my ($rows,$cols) = &Apache::edit::textarea_sizes(\$problem);
     my $xml_help = Apache::loncommon::help_open_topic("Problem_Editor_XML_Index");      my $xml_help = Apache::loncommon::help_open_topic("Problem_Editor_XML_Index");
     if ($cols > 80) { $cols = 80; }      if ($cols > 80) { $cols = 80; }
       if ($cols < 70) { $cols = 70; }
       if ($rows < 20) { $rows = 20; }
     $result.='<html><body bgcolor="#FFFFFF">      $result.='<html><body bgcolor="#FFFFFF">
             <form name="lonhomework" method="POST" action="'.              <form name="lonhomework" method="POST" action="'.
       $ENV{'request.uri'}.'">        $ENV{'request.uri'}.'">
Line 354  sub renderpage { Line 426  sub renderpage {
   
     my %mystyle;      my %mystyle;
     my $result = '';      my $result = '';
     &Apache::inputtags::initialize_inputtags;      &Apache::inputtags::initialize_inputtags();
     &Apache::edit::initialize_edit;      &Apache::outputtags::initialize_outputtags();
       &Apache::edit::initialize_edit();
     if ($target eq 'analyze') { %Apache::lonhomework::anaylze=(); }      if ($target eq 'analyze') { %Apache::lonhomework::anaylze=(); }
     if ($target eq 'web') {      if ($target eq 'answer') { &showhash(%Apache::lonhomework::history); }
       my ($symb)=&Apache::lonxml::whichuser();      if ($target eq 'web') {&Apache::lonhomework::showhashsubset(\%ENV,'^form');}
       if ($symb eq '') {  
  if ($ENV{'request.state'} eq "construct") {  
  } else {  
   $request->print("Browsing or <a href=\"/adm/ambiguous\">ambiguous</a> reference, submissions ignored<br />");  
  }  
       }  
       #if ($Apache::lonhomework::viewgrades eq 'F') {&createmenu('grade',$request); }  
     }  
     #if ($target eq 'grade') { &showhash(%Apache::lonhomework::history); }  
     #if ($target eq 'web') { &showhash(%ENV); }  
   
     my $default=&Apache::lonnet::getfile('/home/httpd/html/res/adm/includes/default_homework.lcpm');  
     if ($default == -1) {  
       &Apache::lonxml::error("<b>Unable to find <i>default_homework.lcpm</i></b>");  
       $default='';  
     }  
     &Apache::lonxml::debug("Should be parsing now");      &Apache::lonxml::debug("Should be parsing now");
     $result = &Apache::lonxml::xmlparse($request, $target, $problem,      $result = &Apache::lonxml::xmlparse($request, $target, $problem,
  $default.&setup_vars($target),%mystyle);   &setup_vars($target),%mystyle);
   
     #$request->print("Result follows:");      #$request->print("Result follows:");
     if ($target eq 'modified') {      if ($target eq 'modified') {
Line 404  sub renderpage { Line 462  sub renderpage {
 sub get_template_list {  sub get_template_list {
   my ($namewanted,$extension) = @_;    my ($namewanted,$extension) = @_;
   my $result;    my $result;
     my @allnames;
   &Apache::lonxml::debug("Looking for :$extension:");    &Apache::lonxml::debug("Looking for :$extension:");
   foreach my $file (</home/httpd/html/res/adm/includes/templates/*.$extension>) {    foreach my $file (</home/httpd/html/res/adm/includes/templates/*.$extension>) {
     my $name=&Apache::lonnet::metadata($file,'title');      my $name=&Apache::lonnet::metadata($file,'title');
Line 411  sub get_template_list { Line 470  sub get_template_list {
       $result=$file;        $result=$file;
       last;        last;
     } else {      } else {
       $result.="<option>$name</option>";   if ($name) { push (@allnames, $name); }
     }      }
   }    }
     if (@allnames && !$result) {
       $result="<option>Select a $extension type</option>\n<option>".
         join('</option><option>',sort(@allnames)).'</option>';
     }
   return $result;    return $result;
 }  }
   
Line 422  sub newproblem { Line 485  sub newproblem {
     my $extension=$request->uri;      my $extension=$request->uri;
     $extension=~s:^.*\.([\w]+)$:$1:;      $extension=~s:^.*\.([\w]+)$:$1:;
     &Apache::lonxml::debug("Looking for :$extension:");      &Apache::lonxml::debug("Looking for :$extension:");
     if ($ENV{'form.template'}) {      if ($ENV{'form.template'} &&
    $ENV{'form.template'} ne "Select a $extension type") {
  use File::Copy;   use File::Copy;
  my $file = &get_template_list($ENV{'form.template'},$extension);   my $file = &get_template_list($ENV{'form.template'},$extension);
  my $dest = &Apache::lonnet::filelocation("",$request->uri);   my $dest = &Apache::lonnet::filelocation("",$request->uri);
Line 437  sub newproblem { Line 501  sub newproblem {
  my $dest = &Apache::lonnet::filelocation("",$request->uri);   my $dest = &Apache::lonnet::filelocation("",$request->uri);
  copy($templatefilename,$dest);   copy($templatefilename,$dest);
  &renderpage($request,$dest);   &renderpage($request,$dest);
     }else {      } else {
  my $templatelist=&get_template_list('',$extension);   my $templatelist=&get_template_list('',$extension);
  my $url=$request->uri;   my $url=$request->uri;
  my $dest = &Apache::lonnet::filelocation("",$request->uri);   my $dest = &Apache::lonnet::filelocation("",$request->uri);
  if (!defined($templatelist)) {   my $instructions;
     # We didn't find a template, so just create a blank problem.   if ($templatelist) { $instructions=", select a template from the pull-down menu below.<br />Then";}
     $request->print(<<ENDNEWPROBLEM);  
 <body bgcolor="#FFFFFF">  
 The requested file $url doesn\'t exist. You can create a new $extension <br />  
 <form action="$url" method="POST">  
 <input type="submit" name="newfile" value="New $extension"><br />  
 </form>  
 </body>  
 ENDNEWPROBLEM  
             return '';  
         }  
  $request->print(<<ENDNEWPROBLEM);   $request->print(<<ENDNEWPROBLEM);
 <body bgcolor="#FFFFFF">  <body bgcolor="#FFFFFF">
 The requested file $url doesn\'t exist. You can create a new $extension <br />  <h1>Creating a new $extension resource</h1>
 <form action="$url" method="POST">  The requested file <tt>$url</tt> currently does not exist.
 <input type="submit" value="New $extension"><br />  <p>
 <select name="template">  To create a new $extension$instructions click on the "Create $extension" button.
 $templatelist  </p>
 </select>  <p><form action="$url" method="POST">
 </form>  
 </body>  
 ENDNEWPROBLEM  ENDNEWPROBLEM
    if (defined($templatelist)) {
       $request->print("<select name=\"template\">$templatelist</select>");
    }
    $request->print("<br /><input type=\"submit\" name=\"newfile\" value=\"Create $extension\" />");
    $request->print("</form></p></body>");
     }      }
     return '';      return '';
 }  }
Line 485  sub handler { Line 542  sub handler {
   #my $t0 = [&gettimeofday()];    #my $t0 = [&gettimeofday()];
   my $request=$_[0];    my $request=$_[0];
   
   if ( $ENV{'user.name'} eq 'albertel' ) {$Apache::lonxml::debug=1;}  #  if ( $ENV{'user.name'} eq 'albertel' ) {$Apache::lonxml::debug=1;}
     $Apache::lonxml::debug=$ENV{'user.debug'};
   
   if (&setupheader($request)) { return OK; }    if (&setupheader($request)) { return OK; }
   $ENV{'request.uri'}=$request->uri;    $ENV{'request.uri'}=$request->uri;
Removed from v.1.82  
changed lines
  Added in v.1.105

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