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Diff for /loncom/lonnet/perl/lonnet.pm between versions 1.499 and 1.505

version 1.499, 2004/05/10 23:18:27 version 1.505, 2004/05/28 17:33:41
Line 434  sub overloaderror { Line 434  sub overloaderror {
     if ($overload>0) {      if ($overload>0) {
  $r->err_headers_out->{'Retry-After'}=$overload;   $r->err_headers_out->{'Retry-After'}=$overload;
         $r->log_error('Overload of '.$overload.' on '.$checkserver);          $r->log_error('Overload of '.$overload.' on '.$checkserver);
         return 413;          return 409;
     }          }    
     return '';      return '';
 }  }
Line 1325  sub finishuserfileupload { Line 1325  sub finishuserfileupload {
     }      }
 # Save the file  # Save the file
     {      {
  &Apache::lonnet::logthis("Saving to $filepath $file");   #&Apache::lonnet::logthis("Saving to $filepath $file");
        open(my $fh,'>'.$filepath.'/'.$file);         open(my $fh,'>'.$filepath.'/'.$file);
        print $fh $ENV{'form.'.$formname};         print $fh $ENV{'form.'.$formname};
        close($fh);         close($fh);
Line 1638  sub courseiddump { Line 1638  sub courseiddump {
 #  #
 # ----------------------------------------------------------- Check out an item  # ----------------------------------------------------------- Check out an item
   
   sub get_first_access {
       my ($type,$argsymb)=@_;
       my ($symb,$courseid,$udom,$uname)=&Apache::lonxml::whichuser();
       if ($argsymb) { $symb=$argsymb; }
       my ($map,$id,$res)=&decode_symb($symb);
       if ($type eq 'map') { $res=$map; }
       my %times=&get('firstaccesstimes',[$res],$udom,$uname);
       return $times{$res};
   }
   
   sub set_first_access {
       my ($type)=@_;
       my ($symb,$courseid,$udom,$uname)=&Apache::lonxml::whichuser();
       my ($map,$id,$res)=&decode_symb($symb);
       if ($type eq 'map') { $res=$map; }
       my $firstaccess=&get_first_access($type);
       if (!$firstaccess) {
    return &put('firstaccesstimes',{$res=>time},$udom,$uname);
       }
       return 'already_set';
   }
   
 sub checkout {  sub checkout {
     my ($symb,$tuname,$tudom,$tcrsid)=@_;      my ($symb,$tuname,$tudom,$tcrsid)=@_;
     my $now=time;      my $now=time;
Line 4462  sub numval2 { Line 4484  sub numval2 {
 }  }
   
 sub latest_rnd_algorithm_id {  sub latest_rnd_algorithm_id {
     return '64bit2';      return '64bit3';
   }
   
   sub get_rand_alg {
       my ($courseid)=@_;
       if (!$courseid) { $courseid=(&Apache::lonxml::whichuser())[1]; }
       if ($courseid) {
    return $ENV{"course.$courseid.rndseed"};
       }
       return &latest_rnd_algorithm_id();
 }  }
   
 sub getCODE {  sub getCODE {
Line 4484  sub rndseed { Line 4515  sub rndseed {
     if (!$courseid) { $courseid=$wcourseid; }      if (!$courseid) { $courseid=$wcourseid; }
     if (!$domain) { $domain=$wdomain; }      if (!$domain) { $domain=$wdomain; }
     if (!$username) { $username=$wusername }      if (!$username) { $username=$wusername }
     my $which=$ENV{"course.$courseid.rndseed"};      my $which=&get_rand_alg();
     if (defined(&getCODE())) {      if (defined(&getCODE())) {
  return &rndseed_CODE_64bit($symb,$courseid,$domain,$username);   return &rndseed_CODE_64bit($symb,$courseid,$domain,$username);
       } elsif ($which eq '64bit3') {
    return &rndseed_64bit3($symb,$courseid,$domain,$username);
     } elsif ($which eq '64bit2') {      } elsif ($which eq '64bit2') {
  return &rndseed_64bit2($symb,$courseid,$domain,$username);   return &rndseed_64bit2($symb,$courseid,$domain,$username);
     } elsif ($which eq '64bit') {      } elsif ($which eq '64bit') {
Line 4554  sub rndseed_64bit2 { Line 4587  sub rndseed_64bit2 {
     }      }
 }  }
   
   sub rndseed_64bit3 {
       my ($symb,$courseid,$domain,$username)=@_;
       {
    use integer;
    # strings need to be an even # of cahracters long, it it is odd the
           # last characters gets thrown away
    my $symbchck=unpack("%32S*",$symb.' ') << 21;
    my $symbseed=numval2($symb) << 10;
    my $namechck=unpack("%32S*",$username.' ');
   
    my $nameseed=numval2($username) << 21;
    my $domainseed=unpack("%32S*",$domain.' ') << 10;
    my $courseseed=unpack("%32S*",$courseid.' ');
   
    my $num1=$symbchck+$symbseed+$namechck;
    my $num2=$nameseed+$domainseed+$courseseed;
    #&Apache::lonxml::debug("$symbseed:$nameseed;$domainseed|$courseseed;$namechck:$symbchck");
    #&Apache::lonxml::debug("rndseed :$num:$symb");
    return "$num1:$num2";
       }
   }
   
 sub rndseed_CODE_64bit {  sub rndseed_CODE_64bit {
     my ($symb,$courseid,$domain,$username)=@_;      my ($symb,$courseid,$domain,$username)=@_;
     {      {
Line 4567  sub rndseed_CODE_64bit { Line 4622  sub rndseed_CODE_64bit {
  my $num2=$CODEseed+$courseseed+$symbchck;   my $num2=$CODEseed+$courseseed+$symbchck;
  #&Apache::lonxml::debug("$symbseed:$CODEchck|$CODEseed:$courseseed:$symbchck");   #&Apache::lonxml::debug("$symbseed:$CODEchck|$CODEseed:$courseseed:$symbchck");
  #&Apache::lonxml::debug("rndseed :$num1:$num2:$symb");   #&Apache::lonxml::debug("rndseed :$num1:$num2:$symb");
  return "$num1,$num2";   return "$num1:$num2";
     }      }
 }  }
   
 sub setup_random_from_rndseed {  sub setup_random_from_rndseed {
     my ($rndseed)=@_;      my ($rndseed)=@_;
     if ($rndseed =~/,/) {      if ($rndseed =~/([,:])/) {
  my ($num1,$num2)=split(/,/,$rndseed);   my ($num1,$num2)=split(/[,:]/,$rndseed);
  &Math::Random::random_set_seed(abs($num1),abs($num2));   &Math::Random::random_set_seed(abs($num1),abs($num2));
     } else {      } else {
  &Math::Random::random_set_seed_from_phrase($rndseed);   &Math::Random::random_set_seed_from_phrase($rndseed);
Removed from v.1.499  
changed lines
  Added in v.1.505

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