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Diff for /rat/lonpageflip.pm between versions 1.71 and 1.72

version 1.71, 2006/09/19 19:03:27 version 1.72, 2006/10/20 19:42:28
Line 87  sub hash_src { Line 87  sub hash_src {
 }  }
   
 sub move {  sub move {
       my ($next,$endupmap,$direction) = @_;
       my $safecount=0;
       my $allowed=0;
       do {
    ($next,$endupmap)=&get_next_possible_move($next,$endupmap,$direction);
   
    my $url = $hash{'src_'.$next};
    my ($mapid,$resid)=split(/\./,$next);
    my $symb = &Apache::lonnet::encode_symb($hash{'map_id_'.$mapid},
    $resid,$url);
    if ($url eq '' || $symb eq '') {
       $allowed = 0;
    } else {
       my $priv = &Apache::lonnet::allowed('bre',$url,$symb);
       $allowed = (($priv eq 'F') || ($priv eq '2'));
    }
    $safecount++;
       } while (   ($next)
        && ($next!~/\,/)
        && (
       (!$hash{'src_'.$next})
    || (
           (!$env{'request.role.adv'})
        &&  $hash{'randomout_'.$next}
       )
    || (!$allowed)
    )
        && ($safecount<10000));
   
       return ($next,$endupmap);
   }
   
   sub get_next_possible_move {
     my ($rid,$mapurl,$direction)=@_;      my ($rid,$mapurl,$direction)=@_;
     my $startoutrid=$rid;      my $startoutrid=$rid;
   
Line 342  sub handler { Line 375  sub handler {
               my $endupmap;                my $endupmap;
               ($next,$endupmap)=&move($rid,$startoutmap,$direction);                ($next,$endupmap)=&move($rid,$startoutmap,$direction);
 # -------------------------------------- Do we have one and only one empty URL?  # -------------------------------------- Do we have one and only one empty URL?
               my $safecount=0;  
               while (($next) && ($next!~/\,/) &&   
                      ((!$hash{'src_'.$next}) ||   
       ((!$env{'request.role.adv'}) && $hash{'randomout_'.$next}))  
                      && ($safecount<10000)) {  
                   ($next,$endupmap)=&move($next,$endupmap,$direction);  
                   $safecount++;  
               }  
 # We are now at at least one non-empty URL  # We are now at at least one non-empty URL
 # ----------------------------------------------------- Check out possibilities  # ----------------------------------------------------- Check out possibilities
               if ($next) {                if ($next) {
Removed from v.1.71  
changed lines
  Added in v.1.72

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