Diff for /loncom/lonnet/perl/lonnet.pm between versions 1.295 and 1.320

version 1.295, 2002/10/10 13:06:08 version 1.320, 2003/01/28 00:09:57
Line 77  use Apache::File; Line 77  use Apache::File;
 use LWP::UserAgent();  use LWP::UserAgent();
 use HTTP::Headers;  use HTTP::Headers;
 use vars   use vars 
 qw(%perlvar %hostname %homecache %badServerCache %hostip %spareid %hostdom   qw(%perlvar %hostname %homecache %badServerCache %hostip %iphost %spareid %hostdom 
    %libserv %pr %prp %metacache %packagetab      %libserv %pr %prp %metacache %packagetab %titlecache 
    %courselogs %accesshash $processmarker $dumpcount      %courselogs %accesshash $processmarker $dumpcount 
    %coursedombuf %coursehombuf %courseresdatacache %domaindescription);     %coursedombuf %coursehombuf %courseresdatacache 
      %domaindescription);
 use IO::Socket;  use IO::Socket;
 use GDBM_File;  use GDBM_File;
 use Apache::Constants qw(:common :http);  use Apache::Constants qw(:common :http);
Line 142  sub reply { Line 143  sub reply {
     unless (defined($hostname{$server})) { return 'no_such_host'; }      unless (defined($hostname{$server})) { return 'no_such_host'; }
     my $answer=subreply($cmd,$server);      my $answer=subreply($cmd,$server);
     if ($answer eq 'con_lost') {      if ($answer eq 'con_lost') {
        #sleep 5;           #sleep 5; 
        #$answer=subreply($cmd,$server);          #$answer=subreply($cmd,$server);
        #if ($answer eq 'con_lost') {          #if ($answer eq 'con_lost') {
  #   &logthis("Second attempt con_lost on $server");   #   &logthis("Second attempt con_lost on $server");
         #   my $peerfile="$perlvar{'lonSockDir'}/$server";          #   my $peerfile="$perlvar{'lonSockDir'}/$server";
         #   my $client=IO::Socket::UNIX->new(Peer    =>"$peerfile",          #   my $client=IO::Socket::UNIX->new(Peer    =>"$peerfile",
Line 215  sub critical { Line 216  sub critical {
             $middlename=substr($middlename,0,16);              $middlename=substr($middlename,0,16);
             $middlename=~s/\W//g;              $middlename=~s/\W//g;
             my $dfilename=              my $dfilename=
              "$perlvar{'lonSockDir'}/delayed/$now.$middlename.$server";        "$perlvar{'lonSockDir'}/delayed/$now.$dumpcount.$$.$middlename.$server";
               $dumpcount++;
             {              {
              my $dfh;               my $dfh;
              if ($dfh=Apache::File->new(">$dfilename")) {               if ($dfh=Apache::File->new(">$dfilename")) {
Line 593  sub idput { Line 595  sub idput {
   
 # ------------------------------------- Find the section of student in a course  # ------------------------------------- Find the section of student in a course
   
   sub getsection {
       my ($udom,$unam,$courseid)=@_;
       $courseid=~s/\_/\//g;
       $courseid=~s/^(\w)/\/$1/;
       my %Pending; 
       my %Expired;
       #
       # Each role can either have not started yet (pending), be active, 
       #    or have expired.
       #
       # If there is an active role, we are done.
       #
       # If there is more than one role which has not started yet, 
       #     choose the one which will start sooner
       # If there is one role which has not started yet, return it.
       #
       # If there is more than one expired role, choose the one which ended last.
       # If there is a role which has expired, return it.
       #
       foreach (split(/\&/,&reply('dump:'.$udom.':'.$unam.':roles',
                           &homeserver($unam,$udom)))) {
           my ($key,$value)=split(/\=/,$_);
           $key=&unescape($key);
           next if ($key !~/^$courseid(?:\/)*(\w+)*\_st$/);
           my $section=$1;
           if ($key eq $courseid.'_st') { $section=''; }
           my ($dummy,$end,$start)=split(/\_/,&unescape($value));
           my $now=time;
           if (defined($end) && ($now > $end)) {
               $Expired{$end}=$section;
               next;
           }
           if (defined($start) && ($now < $start)) {
               $Pending{$start}=$section;
               next;
           }
           return $section;
       }
       #
       # Presumedly there will be few matching roles from the above
       # loop and the sorting time will be negligible.
       if (scalar(keys(%Pending))) {
           my ($time) = sort {$a <=> $b} keys(%Pending);
           return $Pending{$time};
       } 
       if (scalar(keys(%Expired))) {
           my @sorted = sort {$a <=> $b} keys(%Expired);
           my $time = pop(@sorted);
           return $Expired{$time};
       }
       return '-1';
   }
   
 sub usection {  sub usection {
     my ($udom,$unam,$courseid)=@_;      my ($udom,$unam,$courseid)=@_;
     $courseid=~s/\_/\//g;      $courseid=~s/\_/\//g;
Line 674  sub currentversion { Line 729  sub currentversion {
   
 sub subscribe {  sub subscribe {
     my $fname=shift;      my $fname=shift;
       if ($fname=~/\/(aboutme|syllabus|bulletinboard|smppg)$/) { return ''; }
     my $author=$fname;      my $author=$fname;
     $author=~s/\/home\/httpd\/html\/res\/([^\/]*)\/([^\/]*).*/$1\/$2/;      $author=~s/\/home\/httpd\/html\/res\/([^\/]*)\/([^\/]*).*/$1\/$2/;
     my ($udom,$uname)=split(/\//,$author);      my ($udom,$uname)=split(/\//,$author);
Line 787  sub tokenwrapper { Line 843  sub tokenwrapper {
     if ($uri=~/^uploaded\/([^\/]+)\/([^\/]+)\/([^\/]+)(\?\.*)*$/) {      if ($uri=~/^uploaded\/([^\/]+)\/([^\/]+)\/([^\/]+)(\?\.*)*$/) {
  &appenv('userfile.'.$1.'/'.$2.'/'.$3 => $ENV{'request.course.id'});   &appenv('userfile.'.$1.'/'.$2.'/'.$3 => $ENV{'request.course.id'});
         return 'http://'.$hostname{ &homeserver($2,$1)}.'/'.$uri.          return 'http://'.$hostname{ &homeserver($2,$1)}.'/'.$uri.
                (($uri=~/\?/)?'&':'?').'token='.$token;                 (($uri=~/\?/)?'&':'?').'token='.$token.
                                  '&tokenissued='.$perlvar{'lonHostID'};
     } else {      } else {
  return '/adm/notfound.html';   return '/adm/notfound.html';
     }      }
Line 800  sub tokenwrapper { Line 857  sub tokenwrapper {
 sub userfileupload {  sub userfileupload {
     my ($formname,$coursedoc)=@_;      my ($formname,$coursedoc)=@_;
     my $fname=$ENV{'form.'.$formname.'.filename'};      my $fname=$ENV{'form.'.$formname.'.filename'};
   # Replace Windows backslashes by forward slashes
     $fname=~s/\\/\//g;      $fname=~s/\\/\//g;
   # Get rid of everything but the actual filename
     $fname=~s/^.*\/([^\/]+)$/$1/;      $fname=~s/^.*\/([^\/]+)$/$1/;
   # Replace spaces by underscores
       $fname=~s/\s+/\_/g;
   # Replace all other weird characters by nothing
       $fname=~s/[^\w\.\-]//g;
   # See if there is anything left
     unless ($fname) { return 'error: no uploaded file'; }      unless ($fname) { return 'error: no uploaded file'; }
     chop($ENV{'form.'.$formname});      chop($ENV{'form.'.$formname});
 # Create the directory if not present  # Create the directory if not present
Line 1050  sub devalidate { Line 1114  sub devalidate {
     if ($cid) {      if ($cid) {
  my $key=$ENV{'user.name'}.':'.$ENV{'user.domain'}.':';   my $key=$ENV{'user.name'}.':'.$ENV{'user.domain'}.':';
         my $status=          my $status=
     &del('nohist_calculatedsheet',      &del('nohist_calculatedsheets',
  [$key.'studentcalc'],   [$key.'studentcalc'],
  $ENV{'course.'.$cid.'.domain'},   $ENV{'course.'.$cid.'.domain'},
  $ENV{'course.'.$cid.'.num'})   $ENV{'course.'.$cid.'.num'})
Line 1489  sub coursedescription { Line 1553  sub coursedescription {
     $courseid=~s/\_/\//g;      $courseid=~s/\_/\//g;
     my ($cdomain,$cnum)=split(/\//,$courseid);      my ($cdomain,$cnum)=split(/\//,$courseid);
     my $chome=&homeserver($cnum,$cdomain);      my $chome=&homeserver($cnum,$cdomain);
       my $normalid=$cdomain.'_'.$cnum;
       # need to always cache even if we get errors otherwise we keep 
       # trying and trying and trying to get the course description.
       my %envhash=();
       my %returnhash=();
       $envhash{'course.'.$normalid.'.last_cache'}=time;
     if ($chome ne 'no_host') {      if ($chome ne 'no_host') {
        my %returnhash=&dump('environment',$cdomain,$cnum);         %returnhash=&dump('environment',$cdomain,$cnum);
        if (!exists($returnhash{'con_lost'})) {         if (!exists($returnhash{'con_lost'})) {
            my $normalid=$cdomain.'_'.$cnum;  
            my %envhash=();  
            $returnhash{'home'}= $chome;             $returnhash{'home'}= $chome;
    $returnhash{'domain'} = $cdomain;     $returnhash{'domain'} = $cdomain;
    $returnhash{'num'} = $cnum;     $returnhash{'num'} = $cnum;
Line 1503  sub coursedescription { Line 1571  sub coursedescription {
            $returnhash{'url'}=&clutter($returnhash{'url'});             $returnhash{'url'}=&clutter($returnhash{'url'});
            $returnhash{'fn'}=$perlvar{'lonDaemons'}.'/tmp/'.             $returnhash{'fn'}=$perlvar{'lonDaemons'}.'/tmp/'.
        $ENV{'user.name'}.'_'.$cdomain.'_'.$cnum;         $ENV{'user.name'}.'_'.$cdomain.'_'.$cnum;
            $envhash{'course.'.$normalid.'.last_cache'}=time;  
            $envhash{'course.'.$normalid.'.home'}=$chome;             $envhash{'course.'.$normalid.'.home'}=$chome;
            $envhash{'course.'.$normalid.'.domain'}=$cdomain;             $envhash{'course.'.$normalid.'.domain'}=$cdomain;
            $envhash{'course.'.$normalid.'.num'}=$cnum;             $envhash{'course.'.$normalid.'.num'}=$cnum;
            &appenv(%envhash);  
            return %returnhash;  
        }         }
     }      }
     return ();      &appenv(%envhash);
       return %returnhash;
 }  }
   
 # -------------------------------------------------------- Get user privileges  # -------------------------------------------------------- Get user privileges
Line 1678  sub dump { Line 1744  sub dump {
    return %returnhash;     return %returnhash;
 }  }
   
   # --------------------------------------------------------------- currentdump
   sub currentdump {
      my ($namespace,$udomain,$uname)=@_;
      if (!$udomain) { $udomain = $ENV{'user.domain'}; }
      if (!$uname)   { $uname   = $ENV{'user.name'};   }
      my $uhome = &homeserver($uname,$udomain);
      my $rep=reply("currentdump:$udomain:$uname:$namespace",$uhome);
      return if ($rep =~ /^(error:|no_such_host)/);
      #
      my %returnhash=();
      #
      if ($rep eq "unknown_cmd") { 
          # an old lond will not know currentdump
          # Do a dump and make it look like a currentdump
          my @tmp = &dump($namespace,$udomain,$uname,'.');
          return if ($tmp[0] =~ /^(error:|no_such_host)/);
          my %hash = @tmp;
          @tmp=();
          # Code ripped from lond, essentially.  The only difference
          # here is the unescaping done by lonnet::dump().  Conceivably
          # we might run in to problems with parameter names =~ /^v\./
          while (my ($key,$value) = each(%hash)) {
              my ($v,$symb,$param) = split(/:/,$key);
              next if ($v eq 'version' || $symb eq 'keys');
              next if (exists($returnhash{$symb}) &&
                       exists($returnhash{$symb}->{$param}) &&
                       $returnhash{$symb}->{'v.'.$param} > $v);
              $returnhash{$symb}->{$param}=$value;
              $returnhash{$symb}->{'v.'.$param}=$v;
          }
          #
          # Remove all of the keys in the hashes which keep track of
          # the version of the parameter.
          while (my ($symb,$param_hash) = each(%returnhash)) {
              # use a foreach because we are going to delete from the hash.
              foreach my $key (keys(%$param_hash)) {
                  delete($param_hash->{$key}) if ($key =~ /^v\./);
              }
          }
      } else {
          my @pairs=split(/\&/,$rep);
          foreach (@pairs) {
              my ($key,$value)=split(/=/,$_);
              my ($symb,$param) = split(/:/,$key);
              $returnhash{&unescape($symb)}->{&unescape($param)} = 
                                                             &unescape($value);
          }
      }
      return %returnhash;
   }
   
 # --------------------------------------------------------------- put interface  # --------------------------------------------------------------- put interface
   
 sub put {  sub put {
Line 1749  sub allowed { Line 1866  sub allowed {
   
     if ($priv eq 'bre') {      if ($priv eq 'bre') {
         my $copyright=&metadata($uri,'copyright');          my $copyright=&metadata($uri,'copyright');
  if ($copyright eq 'public') { return 'F'; }   if (($copyright eq 'public') && (!$ENV{'request.course.id'})) { 
              return 'F'; 
           }
         if ($copyright eq 'priv') {          if ($copyright eq 'priv') {
             $uri=~/([^\/]+)\/([^\/]+)\//;              $uri=~/([^\/]+)\/([^\/]+)\//;
     unless (($ENV{'user.name'} eq $2) && ($ENV{'user.domain'} eq $1)) {      unless (($ENV{'user.name'} eq $2) && ($ENV{'user.domain'} eq $1)) {
Line 1803  sub allowed { Line 1922  sub allowed {
        $thisallowed.=$1;         $thisallowed.=$1;
     }      }
   
   # URI is an uploaded document for this course
   
       if (($priv eq 'bre') && 
           ($uri=~/^uploaded\/$ENV{'course.'.$ENV{'request.course.id'}.'.domain'}\/$ENV{'course.'.$ENV{'request.course.id'}.'.num'}/)) {
           return 'F';
       }
 # Full access at system, domain or course-wide level? Exit.  # Full access at system, domain or course-wide level? Exit.
   
     if ($thisallowed=~/F/) {      if ($thisallowed=~/F/) {
Line 2289  sub modifyuser { Line 2414  sub modifyuser {
        }         }
     }      }
 # -------------------------------------------------------------- Add names, etc  # -------------------------------------------------------------- Add names, etc
     my %names=&get('environment',      my @tmp=&get('environment',
    ['firstname','middlename','lastname','generation'],     ['firstname','middlename','lastname','generation'],
    $udom,$uname);     $udom,$uname);
     if ($names{'firstname'} =~ m/^error:.*/) { %names=(); }      my %names;
       if ($tmp[0] =~ m/^error:.*/) { 
           %names=(); 
       } else {
           %names = @tmp;
       }
     if ($first)  { $names{'firstname'}  = $first; }      if ($first)  { $names{'firstname'}  = $first; }
     if ($middle) { $names{'middlename'} = $middle; }      if ($middle) { $names{'middlename'} = $middle; }
     if ($last)   { $names{'lastname'}   = $last; }      if ($last)   { $names{'lastname'}   = $last; }
Line 2320  sub modifystudent { Line 2450  sub modifystudent {
  ($udom,$uname,$uid,$umode,$upass,$first,$middle,$last,$gene,$forceid,   ($udom,$uname,$uid,$umode,$upass,$first,$middle,$last,$gene,$forceid,
          $desiredhome);           $desiredhome);
     unless ($reply eq 'ok') { return $reply; }      unless ($reply eq 'ok') { return $reply; }
       # This will cause &modify_student_enrollment to get the uid from the
       # students environment
       $uid = undef if (!$forceid);
       $reply = &modify_student_enrollment($udom,$uname,$uid,$first,$middle,
                                           $last,$gene,$usec,$end,$start);
       return $reply;
   }
   
   sub modify_student_enrollment {
       my ($udom,$uname,$uid,$first,$middle,$last,$gene,$usec,$end,$start) = @_;
       # Get the course id from the environment
       my $cid='';
       unless ($cid=$ENV{'request.course.id'}) {
    return 'not_in_class';
       }
       # Make sure the user exists
     my $uhome=&homeserver($uname,$udom);      my $uhome=&homeserver($uname,$udom);
     if (($uhome eq '') || ($uhome eq 'no_host')) {       if (($uhome eq '') || ($uhome eq 'no_host')) { 
  return 'error: no such user';   return 'error: no such user';
     }      }
 # -------------------------------------------------- Add student to course list      #
     if ($first eq '' || $last eq '' || $uid eq '') {      # Get student data if we were not given enough information
       if (!defined($first)  || $first  eq '' || 
           !defined($last)   || $last   eq '' || 
           !defined($uid)    || $uid    eq '' || 
           !defined($middle) || $middle eq '' || 
           !defined($gene)   || $gene   eq '') {
         # They did not supply us with enough data to enroll the student, so          # They did not supply us with enough data to enroll the student, so
         # we need to pick up more information.          # we need to pick up more information.
         my %tmp = dump('environment',$udom,$uname,          my %tmp = &get('environment',
                        ['firstname','middlename','lastname', 'generation','id']                         ['firstname','middlename','lastname', 'generation','id']
                        );                         ,$udom,$uname);
   
           foreach (keys(%tmp)) {
               &logthis("key $_ = ".$tmp{$_});
           }
         $first  = $tmp{'firstname'}  if (!defined($first)  || $first  eq '');          $first  = $tmp{'firstname'}  if (!defined($first)  || $first  eq '');
         $middle = $tmp{'middlename'} if (!defined($middle) || $middle eq '');          $middle = $tmp{'middlename'} if (!defined($middle) || $middle eq '');
         $last   = $tmp{'lastname'}   if (!defined($last)   || $last eq '');          $last   = $tmp{'lastname'}   if (!defined($last)   || $last eq '');
         $gene   = $tmp{'genename'}   if (!defined($gene)   || $gene eq '');          $gene   = $tmp{'generation'} if (!defined($gene)   || $gene eq '');
         $uid    = $tmp{'id'}         if (!defined($uid)    || $uid  eq '');          $uid    = $tmp{'id'}         if (!defined($uid)    || $uid  eq '');
     }      }
     my $fullname = &Apache::loncoursedata::ProcessFullName($last,$gene,      my $fullname = &Apache::loncoursedata::ProcessFullName($last,$gene,
                                                            $first,$middle);                                                             $first,$middle);
     $reply=critical('put:'.$ENV{'course.'.$cid.'.domain'}.':'.      my $reply=critical('put:'.$ENV{'course.'.$cid.'.domain'}.':'.
               $ENV{'course.'.$cid.'.num'}.':classlist:'.                $ENV{'course.'.$cid.'.num'}.':classlist:'.
                       &escape($uname.':'.$udom).'='.                        &escape($uname.':'.$udom).'='.
                       &escape(join(':',$end,$start,$uid,$usec,$fullname)),                        &escape(join(':',$end,$start,$uid,$usec,$fullname)),
Line 2347  sub modifystudent { Line 2502  sub modifystudent {
     unless (($reply eq 'ok') || ($reply eq 'delayed')) {      unless (($reply eq 'ok') || ($reply eq 'delayed')) {
  return 'error: '.$reply;   return 'error: '.$reply;
     }      }
 # ---------------------------------------------------- Add student role to user      # Add student role to user
     my $uurl='/'.$cid;      my $uurl='/'.$cid;
     $uurl=~s/\_/\//g;      $uurl=~s/\_/\//g;
     if ($usec) {      if ($usec) {
Line 2635  sub courseresdata { Line 2790  sub courseresdata {
  if ($tmp !~ /^(con_lost|error|no_such_host)/i) {   if ($tmp !~ /^(con_lost|error|no_such_host)/i) {
     $courseresdatacache{$hashid.'.time'}=time;      $courseresdatacache{$hashid.'.time'}=time;
     $courseresdatacache{$hashid}=\%dumpreply;      $courseresdatacache{$hashid}=\%dumpreply;
    } elsif ($tmp =~ /^(con_lost|no_such_host)/) {
       return $tmp;
  }   }
     }      }
     foreach my $item (@which) {      foreach my $item (@which) {
Line 2660  sub EXT { Line 2817  sub EXT {
     } else {      } else {
  $courseid=$ENV{'request.course.id'};   $courseid=$ENV{'request.course.id'};
     }      }
   
     my ($realm,$space,$qualifier,@therest)=split(/\./,$varname);      my ($realm,$space,$qualifier,@therest)=split(/\./,$varname);
     my $rest;      my $rest;
     if ($therest[0]) {      if (defined($therest[0])) {
        $rest=join('.',@therest);         $rest=join('.',@therest);
     } else {      } else {
        $rest='';         $rest='';
     }      }
   
     my $qualifierrest=$qualifier;      my $qualifierrest=$qualifier;
     if ($rest) { $qualifierrest.='.'.$rest; }      if ($rest) { $qualifierrest.='.'.$rest; }
     my $spacequalifierrest=$space;      my $spacequalifierrest=$space;
Line 2761  sub EXT { Line 2918  sub EXT {
     my $courselevelm=$courseid.'.'.$mapparm;      my $courselevelm=$courseid.'.'.$mapparm;
   
 # ----------------------------------------------------------- first, check user  # ----------------------------------------------------------- first, check user
     my %resourcedata=&get('resourcedata',      #most student don't have any data set, check if there is some data
   [$courselevelr,$courselevelm,$courselevel],              #every thirty minutes
  $udom,$uname);      if (!
     if (($resourcedata{$courselevelr}!~/^error\:/) &&   (exists($ENV{'cache.studentresdata'})
  ($resourcedata{$courselevelr}!~/^con_lost/)) {      && (($ENV{'cache.studentresdata'}+1800) > time))) {
    my %resourcedata=&get('resourcedata',
  if ($resourcedata{$courselevelr}) {        [$courselevelr,$courselevelm,$courselevel],
     return $resourcedata{$courselevelr}; }        $udom,$uname);
  if ($resourcedata{$courselevelm}) {   my ($tmp)=keys(%resourcedata);
     return $resourcedata{$courselevelm}; }   if (($tmp!~/^error\:/) && ($tmp!~/^con_lost/)) {
  if ($resourcedata{$courselevel}) {      if ($resourcedata{$courselevelr}) {
     return $resourcedata{$courselevel}; }   return $resourcedata{$courselevelr}; }
     } else {      if ($resourcedata{$courselevelm}) {
  if ($resourcedata{$courselevelr}!~/No such file/) {   return $resourcedata{$courselevelm}; }
     &logthis("<font color=blue>WARNING:".      if ($resourcedata{$courselevel}) {
      " Trying to get resource data for ".   return $resourcedata{$courselevel}; }
      $uname." at ".$udom.": ".   } else {
      $resourcedata{$courselevelr}."</font>");      if ($tmp!~/No such file/) {
    &logthis("<font color=blue>WARNING:".
    " Trying to get resource data for ".
    $uname." at ".$udom.": ".
    $tmp."</font>");
       } elsif ($tmp=~/error:No such file/) {
    $ENV{'cache.studentresdata'}=time;
    &appenv(('cache.studentresdata'=>
    $ENV{'cache.studentresdata'}));
       } elsif ($tmp =~ /^(con_lost|no_such_host)/) {
    return $tmp;
       }
  }   }
     }      }
   
Line 3018  sub metadata_generate_part0 { Line 3186  sub metadata_generate_part0 {
     }      }
 }  }
   
   # ------------------------------------------------- Get the title of a resource
   
   sub gettitle {
       my $urlsymb=shift;
       my $symb=&symbread($urlsymb);
       unless ($symb) {
    unless ($urlsymb) { $urlsymb=$ENV{'request.filename'}; }
           return &metadata($urlsymb,'title'); 
       }
       if ($titlecache{$symb}) { return $titlecache{$symb}; }
       my ($map,$resid,$url)=split(/\_\_\_/,$symb);
       my $title='';
       my %bighash;
       if (tie(%bighash,'GDBM_File',$ENV{'request.course.fn'}.'.db',
                               &GDBM_READER(),0640)) {
           my $mapid=$bighash{'map_pc_'.&clutter($map)};
           $title=$bighash{'title_'.$mapid.'.'.$resid};
           untie %bighash;
       }
       if ($title) {
           $titlecache{$symb}=$title;
           return $title;
       } else {
    return &metadata($urlsymb,'title');
       }
   }
       
 # ------------------------------------------------- Update symbolic store links  # ------------------------------------------------- Update symbolic store links
   
 sub symblist {  sub symblist {
Line 3364  BEGIN { Line 3559  BEGIN {
     my $config=Apache::File->new("$perlvar{'lonTabDir'}/hosts.tab");      my $config=Apache::File->new("$perlvar{'lonTabDir'}/hosts.tab");
   
     while (my $configline=<$config>) {      while (my $configline=<$config>) {
          next if ($configline =~ /^(\#|\s*$)/);
        chomp($configline);         chomp($configline);
        my ($id,$domain,$role,$name,$ip,$domdescr)=split(/:/,$configline);         my ($id,$domain,$role,$name,$ip,$domdescr)=split(/:/,$configline);
        if ($id && $domain && $role && $name && $ip) {         if ($id && $domain && $role && $name && $ip) {
  $hostname{$id}=$name;   $hostname{$id}=$name;
  $hostdom{$id}=$domain;   $hostdom{$id}=$domain;
  $hostip{$id}=$ip;   $hostip{$id}=$ip;
    $iphost{$ip}=$id;
  if ($domdescr) { $domaindescription{$domain}=$domdescr; }   if ($domdescr) { $domaindescription{$domain}=$domdescr; }
  if ($role eq 'library') { $libserv{$id}=$name; }   if ($role eq 'library') { $libserv{$id}=$name; }
        } else {         } else {
Line 3657  The course id is resolved based on the c Line 3854  The course id is resolved based on the c
 This means the envoking user must be a course coordinator or otherwise  This means the envoking user must be a course coordinator or otherwise
 associated with a course.  associated with a course.
   
 This call is essentially a wrapper for lonnet::modifyuser  This call is essentially a wrapper for lonnet::modifyuser and
   lonnet::modify_student_enrollment
   
 Inputs:   Inputs: 
   
Line 3695  Inputs: Line 3893  Inputs:
   
 =item *  =item *
   
   modify_student_enrollment
   
   Change a students enrollment status in a class.  The environment variable
   'role.request.course' must be defined for this function to proceed.
   
   Inputs:
   
   =over 4
   
   =item $udom, students domain
   
   =item $uname, students name
   
   =item $uid, students user id
   
   =item $first, students first name
   
   =item $middle
   
   =item $last
   
   =item $gene
   
   =item $usec
   
   =item $end
   
   =item $start
   
   =back
   
   
   =item *
   
 assigncustomrole($udom,$uname,$url,$rdom,$rnam,$rolename,$end,$start) : assign  assigncustomrole($udom,$uname,$url,$rdom,$rnam,$rolename,$end,$start) : assign
 custom role; give a custom role to a user for the level given by URL.  Specify  custom role; give a custom role to a user for the level given by URL.  Specify
 name and domain of role author, and role name  name and domain of role author, and role name

Removed from v.1.295  
changed lines
  Added in v.1.320


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