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Diff for /loncom/lonnet/perl/lonnet.pm between versions 1.623 and 1.624

version 1.623, 2005/04/15 20:46:04 version 1.624, 2005/04/15 22:03:23
Line 4085  sub devalidatecourseresdata { Line 4085  sub devalidatecourseresdata {
   
 # --------------------------------------------------- Course Resourcedata Query  # --------------------------------------------------- Course Resourcedata Query
   
 sub courseresdata {  sub get_courseresdata {
     my ($coursenum,$coursedomain,@which)=@_;      my ($coursenum,$coursedomain)=@_;
     my $coursehom=&homeserver($coursenum,$coursedomain);      my $coursehom=&homeserver($coursenum,$coursedomain);
     my $hashid=$coursenum.':'.$coursedomain;      my $hashid=$coursenum.':'.$coursedomain;
     my ($result,$cached)=&is_cached_new('courseres',$hashid);      my ($result,$cached)=&is_cached_new('courseres',$hashid);
       my %dumpreply;
     unless (defined($cached)) {      unless (defined($cached)) {
  my %dumpreply=&dump('resourcedata',$coursedomain,$coursenum);   %dumpreply=&dump('resourcedata',$coursedomain,$coursenum);
  $result=\%dumpreply;   $result=\%dumpreply;
  my ($tmp) = keys(%dumpreply);   my ($tmp) = keys(%dumpreply);
  if ($tmp !~ /^(con_lost|error|no_such_host)/i) {   if ($tmp !~ /^(con_lost|error|no_such_host)/i) {
Line 4103  sub courseresdata { Line 4104  sub courseresdata {
     &do_cache_new('courseres',$hashid,$result,600);      &do_cache_new('courseres',$hashid,$result,600);
  }   }
     }      }
       return $result;
   }
   
   sub get_userresdata {
       my ($uname,$udom)=@_;
       #most student don\'t have any data set, check if there is some data
       if (&EXT_cache_status($udom,$uname)) { return undef; }
   
       my $hashid="$udom:$uname";
       my ($result,$cached)=&is_cached_new('userres',$hashid);
       if (!defined($cached)) {
    my %resourcedata=&dump('resourcedata',$udom,$uname);
    $result=\%resourcedata;
    &do_cache_new('userres',$hashid,$result,600);
       }
       my ($tmp)=keys(%$result);
       if (($tmp!~/^error\:/) && ($tmp!~/^con_lost/)) {
    return $result;
       }
       #error 2 occurs when the .db doesn't exist
       if ($tmp!~/error: 2 /) {
    &logthis("<font color=blue>WARNING:".
    " Trying to get resource data for ".
    $uname." at ".$udom.": ".
    $tmp."</font>");
       } elsif ($tmp=~/error: 2 /) {
    &EXT_cache_set($udom,$uname);
       }
       return $tmp;
   }
   
   sub resdata {
       my ($name,$domain,$type,@which)=@_;
       my $result;
       if ($type eq 'course') {
    $result=&get_courseresdata($name,$domain);
       } elsif ($type eq 'user') {
    $result=&get_userresdata($name,$domain);
       }
       if (!ref($result)) { return $result; }    
     foreach my $item (@which) {      foreach my $item (@which) {
  if (defined($result->{$item})) {   if (defined($result->{$item})) {
     return $result->{$item};      return $result->{$item};
Line 4288  sub EXT { Line 4329  sub EXT {
     $courselevelm=$courseid.'.'.$mapparm;      $courselevelm=$courseid.'.'.$mapparm;
   
 # ----------------------------------------------------------- first, check user  # ----------------------------------------------------------- first, check user
     #most student don\'t have any data set, check if there is some data  
     if (! &EXT_cache_status($udom,$uname)) {      my $userreply=&resdata($uname,$udom,'user',
  my $hashid="$udom:$uname";         ($courselevelr,$courselevelm,
  my ($result,$cached)=&is_cached_new('userres',$hashid);   $courselevel));
  if (!defined($cached)) {  
     my %resourcedata=&dump('resourcedata',$udom,$uname);      if (defined($userreply)) { return $userreply; }
     $result=\%resourcedata;  
     &do_cache_new('userres',$hashid,$result,600);  
  }  
  my ($tmp)=keys(%$result);  
  if (($tmp!~/^error\:/) && ($tmp!~/^con_lost/)) {  
     if ($$result{$courselevelr}) {  
  return $$result{$courselevelr}; }  
     if ($$result{$courselevelm}) {  
  return $$result{$courselevelm}; }  
     if ($$result{$courselevel}) {  
  return $$result{$courselevel}; }  
  } else {  
     #error 2 occurs when the .db doesn't exist  
     if ($tmp!~/error: 2 /) {  
  &logthis("<font color=blue>WARNING:".  
  " Trying to get resource data for ".  
  $uname." at ".$udom.": ".  
  $tmp."</font>");  
     } elsif ($tmp=~/error: 2 /) {  
  &EXT_cache_set($udom,$uname);  
     } elsif ($tmp =~ /^(con_lost|no_such_host)/) {  
  return $tmp;  
     }  
  }  
     }  
   
 # ------------------------------------------------ second, check some of course  # ------------------------------------------------ second, check some of course
   
     my $coursereply=&courseresdata($env{'course.'.$courseid.'.num'},      my $coursereply=&resdata($env{'course.'.$courseid.'.num'},
    $env{'course.'.$courseid.'.domain'},       $env{'course.'.$courseid.'.domain'},
    ($seclevelr,$seclevelm,$seclevel,       'course',
     $courselevelr));       ($seclevelr,$seclevelm,$seclevel,
         $courselevelr));
     if (defined($coursereply)) { return $coursereply; }      if (defined($coursereply)) { return $coursereply; }
   
 # ------------------------------------------------------ third, check map parms  # ------------------------------------------------------ third, check map parms
Line 4357  sub EXT { Line 4374  sub EXT {
 # ---------------------------------------------- fourth, look in rest pf course  # ---------------------------------------------- fourth, look in rest pf course
  if ($symbparm && defined($courseid) &&    if ($symbparm && defined($courseid) && 
     $courseid eq $env{'request.course.id'}) {      $courseid eq $env{'request.course.id'}) {
     my $coursereply=&courseresdata($env{'course.'.$courseid.'.num'},      my $coursereply=&resdata($env{'course.'.$courseid.'.num'},
    $env{'course.'.$courseid.'.domain'},       $env{'course.'.$courseid.'.domain'},
    ($courselevelm,$courselevel));       'course',
        ($courselevelm,$courselevel));
     if (defined($coursereply)) { return $coursereply; }      if (defined($coursereply)) { return $coursereply; }
  }   }
 # ------------------------------------------------------------------ Cascade up  # ------------------------------------------------------------------ Cascade up
Line 6143  coursedescription($courseid) : course de Line 6161  coursedescription($courseid) : course de
   
 =item *  =item *
   
 courseresdata($coursenum,$coursedomain,@which) : request for current  resdata($name,$domain,$type,@which) : request for current parameter
 parameter setting for a specific course, @what should be a list of  setting for a specific $type, where $type is either 'course' or 'user',
 parameters to ask about. This routine caches answers for 5 minutes.  @what should be a list of parameters to ask about. This routine caches
   answers for 5 minutes.
   
 =back  =back
   
Removed from v.1.623  
changed lines
  Added in v.1.624

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