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Diff for /loncom/homework/lonhomework.pm between versions 1.19 and 1.32

version 1.19, 2000/12/08 20:53:45 version 1.32, 2001/01/11 15:25:46
Line 1 Line 1
 # The LON-CAPA Homework handler  # The LON-CAPA Homework handler
 # Guy Albertelli  # Guy Albertelli
 # 11/30 Gerd Kortemeyer  # 11/30 Gerd Kortemeyer
   # 6/1 Gerd Kortemeyer
   
 package Apache::lonhomework;  package Apache::lonhomework;
 use strict;  use strict;
Line 10  use Apache::lonnet; Line 11  use Apache::lonnet;
 use Apache::inputtags;  use Apache::inputtags;
 use Apache::structuretags;  use Apache::structuretags;
 use Apache::response;  use Apache::response;
   use Apache::hint;
   use Apache::outputtags;
   use Apache::Constants qw(:common);
   
 sub get_target {  sub get_target {
   if ( $ENV{'request.state'} eq "published") {    if ( $ENV{'request.state'} eq "published") {
Line 27  sub get_target { Line 30  sub get_target {
  return ('web');   return ('web');
       }        }
     } else {      } else {
       return ('edit');        #return ('edit');
         #edit is currently broken
         return ('web');
     }      }
   }    }
   return ();    return ();
Line 52  sub send_footer { Line 57  sub send_footer {
   $request->print(&Apache::lontexconvert::footer());    $request->print(&Apache::lontexconvert::footer());
 }  }
   
   #@Apache::lonhomework::date_status=();
   #@Apache::lonhomework::date_msg=();
   sub check_date {
     my ($id) = @_;
     my $date ='';
     my $status = '';
     my $datemsg = '';
     my $lastdate = '';
     my $temp;
     my $type;
     my $passed;
     &Apache::lonxml::debug("checking for part :$id:");
     foreach $temp ("opendate","duedate","answerdate") {
       $lastdate = $date;
       $date = &Apache::lonnet::EXT("resource.$id.$temp");
       &Apache::lonxml::debug("found :$date: for :$temp:");
       if ($date eq '') {
         $date = "an unknown date"; $passed = 0;
       } elsif ($date eq 'con_lost') {
         $date = "an indeterminate date"; $passed = 0;
       } else {
         if (time < $date) { $passed = 0; } else { $passed = 1; }
         $date = localtime $date;
       }
       if (!$passed) { $type=$temp; last; }
     }
     &Apache::lonxml::debug("have :$type:$passed:");
     if ($passed) {
       $status='SHOW_ANSWER';
       $datemsg=$date;
     } elsif ($type eq 'opendate') {
       $status='CLOSED';
       $datemsg = "will open on $date";
     } elsif ($type eq 'duedate') {
       $status='CAN_ANSWER';
       $datemsg = "is due at $date";
     } elsif ($type eq 'answerdate') {
       $status='CLOSED';
       $datemsg = "was due on $lastdate, and answers will be available on $date";
     }
     if ($status eq 'CAN_ANSWER') {
       #check #tries
       my $tries = $Apache::lonhomework::history{"resource.$id.tries"};
       my $maxtries = &Apache::lonnet::EXT("resource.$id.maxtries");
       if ( $tries eq '' ) { $tries = '0'; }
       if ( $maxtries eq '' ) { $maxtries = '2'; } 
       if ($tries >= $maxtries) { $status = 'CANNOT_ANSWER'; } 
     }
     &Apache::lonxml::debug("sending back :$status:$datemsg:");
     if ($ENV{'request.state'} eq "construct") {
       &Apache::lonxml::debug("in construction ignoring dates");
       $status='CAN_ANSWER';
       $datemsg='is in under construction';
     }
     return ($status,$datemsg);
   }
   
 sub handler {  sub handler {
   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; }
       
   my (@targets) = &get_target();    my (@targets) = &get_target();
   
Line 65  sub handler { Line 127  sub handler {
     $request->content_type('text/html');      $request->content_type('text/html');
   }    }
   $request->send_http_header;    $request->send_http_header;
   return 'OK' if $request->header_only;    return OK if $request->header_only;
       
   &Apache::lonhomework::send_header($request);    &Apache::lonhomework::send_header($request);
       
     #check if allowed to see
     
   foreach my $target (@targets) {    foreach my $target (@targets) {
     my $file=&Apache::lonnet::filelocation("",$request->uri);      my $file=&Apache::lonnet::filelocation("",$request->uri);
     my $problem=&Apache::lonnet::getfile($file);      my $problem=&Apache::lonnet::getfile($file);
Line 85  sub handler { Line 149  sub handler {
     #ignore error conditions      #ignore error conditions
     my ($temp)=keys %Apache::lonhomework::history ;      my ($temp)=keys %Apache::lonhomework::history ;
     if ($temp =~ m/^error:.*/) { %Apache::lonhomework::history=(); }       if ($temp =~ m/^error:.*/) { %Apache::lonhomework::history=(); } 
           if ($target eq 'web' && &Apache::lonnet::symbread() eq '') {
         $request->print("Vieiwing this problem as not a student, submissions will be ignored.");
       }
     if ($target eq 'grade') {      if ($target eq 'grade') {
       my $resultkey;        my $resultkey;
       foreach $resultkey (sort keys %Apache::lonhomework::history) {        foreach $resultkey (sort keys %Apache::lonhomework::history) {
Line 98  sub handler { Line 164  sub handler {
       &Apache::lonxml::error("<b>Unable to find <i>default_homework.lcpm</i></b>");        &Apache::lonxml::error("<b>Unable to find <i>default_homework.lcpm</i></b>");
       $default='';        $default='';
     }      }
     if ( $target eq 'grade') {   
       $Apache::lonxml::textredirection = 0;   
     } else {  
       $Apache::lonxml::textredirection = 1;   
     }  
     $result = &Apache::lonxml::xmlparse($target, $problem,      $result = &Apache::lonxml::xmlparse($target, $problem,
  $default.&setup_vars($target),%mystyle);   $default.&setup_vars($target),%mystyle);
   
Line 110  sub handler { Line 171  sub handler {
     $request->print($result);      $request->print($result);
     #$request->print(":Result ends");      #$request->print(":Result ends");
     if ($target eq 'grade') {      if ($target eq 'grade') {
   
       my $resultkey;        my $resultkey;
       foreach $resultkey (sort keys %Apache::lonhomework::results) {        foreach $resultkey (sort keys %Apache::lonhomework::results) {
  &Apache::lonxml::debug("$resultkey ---- $Apache::lonhomework::results{$resultkey}");   &Apache::lonxml::debug("$resultkey ---- $Apache::lonhomework::results{$resultkey}");
Line 124  sub handler { Line 186  sub handler {
   }    }
   &Apache::lonhomework::send_footer($request);    &Apache::lonhomework::send_footer($request);
       
   return 'OK';    return OK;
   
 }  }
   
Removed from v.1.19  
changed lines
  Added in v.1.32

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