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Diff for /loncom/interface/lonnavmaps.pm between versions 1.125 and 1.131

version 1.125, 2003/01/10 19:03:06 version 1.131, 2003/01/28 22:25:54
Line 46  use Apache::Constants qw(:common :http); Line 46  use Apache::Constants qw(:common :http);
 use Apache::loncommon();  use Apache::loncommon();
 use POSIX qw (floor strftime);  use POSIX qw (floor strftime);
   
   my %navmaphash;
   my %parmhash;
   
   sub cleanup {
       if (tied(%navmaphash)){
    &Apache::lonnet::logthis('Cleanup navmaps: navmaphash');
           unless (untie(%navmaphash)) {
       &Apache::lonnet::logthis('Failed cleanup navmaps: navmaphash');
           }
       }
       if (tied(%parmhash)){
    &Apache::lonnet::logthis('Cleanup navmaps: parmhash');
           unless (untie(%parmhash)) {
       &Apache::lonnet::logthis('Failed cleanup navmaps: parmhash');
           }
       }
   }
   
 sub handler {  sub handler {
     my $r = shift;      my $r = shift;
     real_handler($r);      real_handler($r);
Line 686  sub real_handler { Line 704  sub real_handler {
         $r->print('<script>location += "#curloc";</script>');          $r->print('<script>location += "#curloc";</script>');
     }      }
   
     $r->print("</body></html>");  
   
     $navmap->untieHashes();      $navmap->untieHashes();
   
       $r->print("</body></html>");
   
     return OK;      return OK;
 }  }
   
Line 985  sub new { Line 1003  sub new {
     $self->{NETWORK_FAILURE} = 0;      $self->{NETWORK_FAILURE} = 0;
   
     # tie the nav hash      # tie the nav hash
     my %navmaphash;  
     if (!(tie(%navmaphash, 'GDBM_File', $self->{NAV_HASH_FILE},      if (!(tie(%navmaphash, 'GDBM_File', $self->{NAV_HASH_FILE},
               &GDBM_READER(), 0640))) {                &GDBM_READER(), 0640))) {
         return undef;          return undef;
     }      }
           
     my %parmhash;  
     if (!(tie(%parmhash, 'GDBM_File', $self->{PARM_HASH_FILE},      if (!(tie(%parmhash, 'GDBM_File', $self->{PARM_HASH_FILE},
               &GDBM_READER(), 0640)))                &GDBM_READER(), 0640)))
     {      {
Line 999  sub new { Line 1016  sub new {
         return undef;          return undef;
     }      }
   
       $self->{HASH_TIED} = 1;
     $self->{NAV_HASH} = \%navmaphash;      $self->{NAV_HASH} = \%navmaphash;
     $self->{PARM_HASH} = \%parmhash;      $self->{PARM_HASH} = \%parmhash;
   
     bless($self);      bless($self);
     $self->untieHashes();  
                   
     return $self;      return $self;
 }  }
Line 1679  sub next { Line 1696  sub next {
     # If this is a blank resource, don't actually return it.      # If this is a blank resource, don't actually return it.
     # Should you ever find you need it, make sure to add an option to the code      # Should you ever find you need it, make sure to add an option to the code
     #  that you can use; other things depend on this behavior.      #  that you can use; other things depend on this behavior.
     if (!$self->{HERE}->src()) {      if (!$self->{HERE}->src() || !$self->{HERE}->browsePriv()) {
         return $self->next();          return $self->next();
     }      }
   
Line 2618  sub getNext { Line 2635  sub getNext {
         my $next = $choice->goesto();          my $next = $choice->goesto();
         $next = $self->{NAV_MAP}->getById($next);          $next = $self->{NAV_MAP}->getById($next);
   
         # Don't remember it if the student doesn't have browse priviledges          push @branches, $next;
         # future note: this may properly belong in the client of the resource  
         my $browsePriv = $self->{BROWSE_PRIV};  
         if (!defined($browsePriv)) {  
             $browsePriv = &Apache::lonnet::allowed('bre', $self->src);  
             $self->{BROWSE_PRIV} = $browsePriv;  
         }  
         if (!($browsePriv ne '2' && $browsePriv ne 'F')) {  
             push @branches, $next;  
         }  
     }      }
     return \@branches;      return \@branches;
 }  }
Line 2641  sub getPrevious { Line 2649  sub getPrevious {
         my $prev = $choice->comesfrom();          my $prev = $choice->comesfrom();
         $prev = $self->{NAV_MAP}->getById($prev);          $prev = $self->{NAV_MAP}->getById($prev);
   
         # Don't remember it if the student doesn't have browse priviledges          push @branches, $prev;
         # future note: this may properly belong in the client of the resource  
         my $browsePriv = $self->{BROWSE_PRIV};  
         if (!defined($browsePriv)) {  
             $browsePriv = &Apache::lonnet::allowed('bre', $self->src);  
             $self->{BROWSE_PRIV} = $browsePriv;  
         }  
         if (!($browsePriv ne '2' && $browsePriv ne 'F')) {  
             push @branches, $prev;  
         }  
     }      }
     return \@branches;      return \@branches;
 }  }
   
   sub browsePriv {
       my $self = shift;
       if (defined($self->{BROWSE_PRIV})) {
           return $self->{BROWSE_PRIV};
       }
   
       $self->{BROWSE_PRIV} = &Apache::lonnet::allowed('bre', $self->src());
   }
   
 =pod  =pod
   
 =back  =back
Removed from v.1.125  
changed lines
  Added in v.1.131

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