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Diff for /loncom/lonnet/perl/lonnet.pm between versions 1.542 and 1.543

version 1.542, 2004/09/17 02:40:35 version 1.543, 2004/09/20 19:54:47
Line 821  sub getsection { Line 821  sub getsection {
 }  }
   
   
 my $disk_caching_disabled=0;  my $disk_caching_disabled=1;
   
 sub devalidate_cache {  sub devalidate_cache {
     my ($cache,$id,$name) = @_;      my ($cache,$id,$name) = @_;
     delete $$cache{$id.'.time'};      delete $$cache{$id.'.time'};
       delete $$cache{$id.'.file'};
     delete $$cache{$id};      delete $$cache{$id};
     if (1 || $disk_caching_disabled) { return; }      if (1 || $disk_caching_disabled) { return; }
     my $filename=$perlvar{'lonDaemons'}.'/tmp/lonnet_internal_cache_'.$name.".db";      my $filename=$perlvar{'lonDaemons'}.'/tmp/lonnet_internal_cache_'.$name.".db";
Line 864  sub is_cached { Line 865  sub is_cached {
  return (undef,undef);   return (undef,undef);
     } else {      } else {
  if (time-($$cache{$id.'.time'})>$time) {   if (time-($$cache{$id.'.time'})>$time) {
 #    &logthis("Devalidating $id - ".time-($$cache{$id.'.time'}));      if (exists($$cache{$id.'.file'})) {
     &devalidate_cache($cache,$id,$name);   foreach my $filename (@{ $$cache{$id.'.file'} }) {
     return (undef,undef);      my $mtime=(stat($filename))[9];
       #+1 is to take care of edge effects
       if ($mtime && (($mtime+1) < ($$cache{$id.'.time'}))) {
   # &logthis("Upping $mtime - ".$$cache{$id.'.time'}.
   # "$id because of $filename");
       } else {
    &logthis("Devalidating $filename $id - ".(time-($$cache{$id.'.time'})));
    &devalidate_cache($cache,$id,$name);
    return (undef,undef);
       }
    }
    $$cache{$id.'.time'}=time;
       } else {
   # &logthis("Devalidating $id - ".time-($$cache{$id.'.time'}));
    &devalidate_cache($cache,$id,$name);
    return (undef,undef);
       }
  }   }
     }      }
     return ($$cache{$id},1);      return ($$cache{$id},1);
Line 4262  sub metadata { Line 4279  sub metadata {
         unless ($filename=~/\.meta$/) { $filename.='.meta'; }          unless ($filename=~/\.meta$/) { $filename.='.meta'; }
  my $metastring;   my $metastring;
  if ($uri !~ m|^uploaded/|) {   if ($uri !~ m|^uploaded/|) {
     $metastring=&getfile(&filelocation('',&clutter($filename)));      my $file=&filelocation('',&clutter($filename));
       push(@{$metacache{$uri.'.file'}},$file);
       $metastring=&getfile($file);
  }   }
         my $parser=HTML::LCParser->new(\$metastring);          my $parser=HTML::LCParser->new(\$metastring);
         my $token;          my $token;
Removed from v.1.542  
changed lines
  Added in v.1.543

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