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Diff for /loncom/lond between versions 1.410.2.2 and 1.422

version 1.410.2.2, 2009/10/09 12:36:10 version 1.422, 2009/08/18 20:08:13
Line 142  my @adderrors    = ("ok", Line 142  my @adderrors    = ("ok",
     "lcuseradd Password mismatch");      "lcuseradd Password mismatch");
   
   
   # This array are the errors from lcinstallfile:
   
   my @installerrors = ("ok",
        "Initial user id of client not that of www",
        "Usage error, not enough command line arguments",
        "Source file name does not exist",
        "Destination file name does not exist",
        "Some file operation failed",
        "Invalid table filename."
        );
   
 #  #
 #   Statistics that are maintained and dislayed in the status line.  #   Statistics that are maintained and dislayed in the status line.
Line 398  sub isClient { Line 408  sub isClient {
 #  #
 sub ReadManagerTable {  sub ReadManagerTable {
   
       &Debug("Reading manager table");
     #   Clean out the old table first..      #   Clean out the old table first..
   
    foreach my $key (keys %managers) {     foreach my $key (keys %managers) {
Line 520  sub AdjustHostContents { Line 531  sub AdjustHostContents {
 }  }
 #  #
 #   InstallFile: Called to install an administrative file:  #   InstallFile: Called to install an administrative file:
 #       - The file is created with <name>.tmp  #       - The file is created int a temp directory called <name>.tmp
 #       - The <name>.tmp file is then mv'd to <name>  #       - lcinstall file is called to install the file.
 #   This lugubrious procedure is done to ensure that we are never without  #         since the web app has no direct write access to the table directory
 #   a valid, even if dated, version of the file regardless of who crashes  
 #   and when the crash occurs.  
 #  #
 #  Parameters:  #  Parameters:
 #       Name of the file  #       Name of the file
Line 532  sub AdjustHostContents { Line 541  sub AdjustHostContents {
 #  Return:  #  Return:
 #      nonzero - success.  #      nonzero - success.
 #      0       - failure and $! has an errno.  #      0       - failure and $! has an errno.
   # Assumptions:
   #    File installtion is a relatively infrequent
 #  #
 sub InstallFile {  sub InstallFile {
   
     my ($Filename, $Contents) = @_;      my ($Filename, $Contents) = @_;
     my $TempFile = $Filename.".tmp";  #     my $TempFile = $Filename.".tmp";
       my $exedir = $perlvar{'lonDaemons'};
       my $tmpdir = $exedir.'/tmp/';
       my $TempFile = $tmpdir."TempTableFile.tmp";
   
     #  Open the file for write:      #  Open the file for write:
   
Line 550  sub InstallFile { Line 564  sub InstallFile {
     print $fh ($Contents);       print $fh ($Contents); 
     $fh->close; # In case we ever have a filesystem w. locking      $fh->close; # In case we ever have a filesystem w. locking
   
     chmod(0660, $TempFile);      chmod(0664, $TempFile); # Everyone can write it.
   
     # Now we can move install the file in position.      # Use lcinstall file to put the file in the table directory...
       
     move($TempFile, $Filename);      &Debug("Opening pipe to $exedir/lcinstallfile $TempFile $Filename");
       my $pf = IO::File->new("| $exedir/lcinstallfile   $TempFile $Filename > $exedir/logs/lcinstallfile.log");
       close $pf;
       my $err = $?;
       &Debug("Status is $err");
       if ($err != 0) {
    my $msg = $err;
    if ($err < @installerrors) {
       $msg = $installerrors[$err];
    }
    &logthis("Install failed for table file $Filename : $msg");
    return 0;
       }
   
       # Remove the temp file:
   
       unlink($TempFile);
   
     return 1;      return 1;
 }  }
Line 562  sub InstallFile { Line 592  sub InstallFile {
   
 #  #
 #   ConfigFileFromSelector: converts a configuration file selector  #   ConfigFileFromSelector: converts a configuration file selector
 #                 (one of host or domain at this point) into a   #                 into a configuration file pathname.
 #                 configuration file pathname.  #                 It's probably no longer necessary to preserve
   #                 special handling of hosts or domain as those
   #                 files have been superceded by dns_hosts, dns_domain.
   #                 The default action is just to prepend the directory
   #                 and append .tab
   #
 #  #
 #  Parameters:  #  Parameters:
 #      selector  - Configuration file selector.  #      selector  - Configuration file selector.
Line 580  sub ConfigFileFromSelector { Line 615  sub ConfigFileFromSelector {
     } elsif ($selector eq "domain") {      } elsif ($selector eq "domain") {
  $tablefile = $tabledir."domain.tab";   $tablefile = $tabledir."domain.tab";
     } else {      } else {
  return undef;   $tablefile =  $tabledir.$selector.'.tab';
     }      }
     return $tablefile;      return $tablefile;
   
Line 603  sub ConfigFileFromSelector { Line 638  sub ConfigFileFromSelector {
 sub PushFile {  sub PushFile {
     my $request = shift;          my $request = shift;    
     my ($command, $filename, $contents) = split(":", $request, 3);      my ($command, $filename, $contents) = split(":", $request, 3);
       &Debug("PushFile");
           
     #  At this point in time, pushes for only the following tables are      #  At this point in time, pushes for only the following tables are
     #  supported:      #  supported:
Line 619  sub PushFile { Line 655  sub PushFile {
     if(! (defined $tablefile)) {      if(! (defined $tablefile)) {
  return "refused";   return "refused";
     }      }
     #  
     # >copy< the old table to the backup table  
     #        don't rename in case system crashes/reboots etc. in the time  
     #        window between a rename and write.  
     #  
     my $backupfile = $tablefile;  
     $backupfile    =~ s/\.tab$/.old/;  
     if(!CopyFile($tablefile, $backupfile)) {  
  &logthis('<font color="green"> CopyFile from '.$tablefile." to ".$backupfile." failed </font>");  
  return "error:$!";  
     }  
     &logthis('<font color="green"> Pushfile: backed up '  
     .$tablefile." to $backupfile</font>");  
       
     #  If the file being pushed is the host file, we adjust the entry for ourself so that the      #  If the file being pushed is the host file, we adjust the entry for ourself so that the
     #  IP will be our current IP as looked up in dns.  Note this is only 99% good as it's possible      #  IP will be our current IP as looked up in dns.  Note this is only 99% good as it's possible
     #  to conceive of conditions where we don't have a DNS entry locally.  This is possible in a       #  to conceive of conditions where we don't have a DNS entry locally.  This is possible in a 
Line 645  sub PushFile { Line 668  sub PushFile {
   
     #  Install the new file:      #  Install the new file:
   
       &logthis("Installing new $tablefile contents:\n$contents");
     if(!InstallFile($tablefile, $contents)) {      if(!InstallFile($tablefile, $contents)) {
  &logthis('<font color="red"> Pushfile: unable to install '   &logthis('<font color="red"> Pushfile: unable to install '
  .$tablefile." $! </font>");   .$tablefile." $! </font>");
Line 1198  sub user_authorization_type { Line 1222  sub user_authorization_type {
 #    a reply is written to the client.  #    a reply is written to the client.
 sub push_file_handler {  sub push_file_handler {
     my ($cmd, $tail, $client) = @_;      my ($cmd, $tail, $client) = @_;
       &Debug("In push file handler");
     my $userinput = "$cmd:$tail";      my $userinput = "$cmd:$tail";
   
     # At this time we only know that the IP of our partner is a valid manager      # At this time we only know that the IP of our partner is a valid manager
Line 1206  sub push_file_handler { Line 1230  sub push_file_handler {
     # spoofing).      # spoofing).
   
     my $cert = &GetCertificate($userinput);      my $cert = &GetCertificate($userinput);
     if(&ValidManager($cert)) {       if(&ValidManager($cert)) {
    &Debug("Valid manager: $client");
   
  # Now presumably we have the bona fides of both the peer host and the   # Now presumably we have the bona fides of both the peer host and the
  # process making the request.   # process making the request.
Line 1215  sub push_file_handler { Line 1240  sub push_file_handler {
  &Reply($client, \$reply, $userinput);   &Reply($client, \$reply, $userinput);
   
     } else {      } else {
    &logthis("push_file_handler $client is not valid");
  &Failure( $client, "refused\n", $userinput);   &Failure( $client, "refused\n", $userinput);
     }       } 
     return 1;      return 1;
Line 1619  sub server_timezone_handler { Line 1645  sub server_timezone_handler {
 }  }
 &register_handler("servertimezone", \&server_timezone_handler, 0, 1, 0);  &register_handler("servertimezone", \&server_timezone_handler, 0, 1, 0);
   
   sub server_loncaparev_handler {
       my ($cmd,$tail,$client) = @_;
       my $userinput = "$cmd:$tail";
       &Reply($client,\$perlvar{'lonVersion'},$userinput);
       return 1;
   }
   &register_handler("serverloncaparev", \&server_loncaparev_handler, 0, 1, 0);
   
 #   Process a reinit request.  Reinit requests that either  #   Process a reinit request.  Reinit requests that either
 #   lonc or lond be reinitialized so that an updated   #   lonc or lond be reinitialized so that an updated 
 #   host.tab or domain.tab can be processed.  #   host.tab or domain.tab can be processed.
Line 1781  sub change_password_handler { Line 1815  sub change_password_handler {
     #  npass - New password.      #  npass - New password.
     #  context - Context in which this was called       #  context - Context in which this was called 
     #            (preferences or reset_by_email).      #            (preferences or reset_by_email).
     #  lonhost - HostID of server where request originated  
         
     my ($udom,$uname,$upass,$npass,$context,$lonhost)=split(/:/,$tail);      my ($udom,$uname,$upass,$npass,$context)=split(/:/,$tail);
   
     $upass=&unescape($upass);      $upass=&unescape($upass);
     $npass=&unescape($npass);      $npass=&unescape($npass);
Line 1792  sub change_password_handler { Line 1825  sub change_password_handler {
     # First require that the user can be authenticated with their      # First require that the user can be authenticated with their
     # old password unless context was 'reset_by_email':      # old password unless context was 'reset_by_email':
           
     my ($validated,$failure);      my $validated;
     if ($context eq 'reset_by_email') {      if ($context eq 'reset_by_email') {
         if ($lonhost eq '') {          $validated = 1;
             $failure = 'invalid_client';  
         } else {  
             $validated = 1;  
         }  
     } else {      } else {
         $validated = &validate_user($udom, $uname, $upass);          $validated = &validate_user($udom, $uname, $upass);
     }      }
Line 1812  sub change_password_handler { Line 1841  sub change_password_handler {
     $salt=substr($salt,6,2);      $salt=substr($salt,6,2);
     my $ncpass=crypt($npass,$salt);      my $ncpass=crypt($npass,$salt);
     if(&rewrite_password_file($udom, $uname, "internal:$ncpass")) {      if(&rewrite_password_file($udom, $uname, "internal:$ncpass")) {
  my $msg="Result of password change for $uname: pwchange_success";   &logthis("Result of password change for "
  if ($lonhost) {   ."$uname: pwchange_success");
     $msg .= " - request originated from: $lonhost";  
  }  
  &logthis($msg);  
  &Reply($client, "ok\n", $userinput);   &Reply($client, "ok\n", $userinput);
     } else {      } else {
  &logthis("Unable to open $uname passwd "                  &logthis("Unable to open $uname passwd "               
Line 1837  sub change_password_handler { Line 1863  sub change_password_handler {
  }     }  
   
     } else {      } else {
  if ($failure eq '') {   &Failure( $client, "non_authorized\n", $userinput);
     $failure = 'non_authorized';  
  }  
  &Failure( $client, "$failure\n", $userinput);  
     }      }
   
     return 1;      return 1;
Line 3651  sub put_course_id_hash_handler { Line 3674  sub put_course_id_hash_handler {
 #                            will be returned. Pre-2.2.0 legacy entries from   #                            will be returned. Pre-2.2.0 legacy entries from 
 #                            nohist_courseiddump will only contain usernames.  #                            nohist_courseiddump will only contain usernames.
 #                 type     - optional parameter for selection   #                 type     - optional parameter for selection 
 #                 regexp_ok - if true, allow the supplied institutional code  #                 regexp_ok - if 1 or -1 allow the supplied institutional code
 #                            filter to behave as a regular expression.    #                            filter to behave as a regular expression:
   #                      1 will not exclude the course if the instcode matches the RE 
   #                            -1 will exclude the course if the instcode matches the RE
 #                 rtn_as_hash - whether to return the information available for  #                 rtn_as_hash - whether to return the information available for
 #                            each matched item as a frozen hash of all   #                            each matched item as a frozen hash of all 
 #                            key, value pairs in the item's hash, or as a   #                            key, value pairs in the item's hash, or as a 
Line 3668  sub put_course_id_hash_handler { Line 3693  sub put_course_id_hash_handler {
 #                 caller -  if set to 'coursecatalog', courses set to be hidden  #                 caller -  if set to 'coursecatalog', courses set to be hidden
 #                           from course catalog will be excluded from results (unless  #                           from course catalog will be excluded from results (unless
 #                           overridden by "showhidden".  #                           overridden by "showhidden".
   #                 cloner - escaped username:domain of course cloner (if picking course to# 
   #                          clone).
   #                 cc_clone_list - escaped comma separated list of courses for which 
   #                                 course cloner has active CC role (and so can clone
   #                                 automatically).
   #                 cloneonly - filter by courses for which cloner has rights to clone. 
 #  #
 #     $client  - The socket open on the client.  #     $client  - The socket open on the client.
 # Returns:  # Returns:
Line 3680  sub dump_course_id_handler { Line 3711  sub dump_course_id_handler {
   
     my ($udom,$since,$description,$instcodefilter,$ownerfilter,$coursefilter,      my ($udom,$since,$description,$instcodefilter,$ownerfilter,$coursefilter,
         $typefilter,$regexp_ok,$rtn_as_hash,$selfenrollonly,$catfilter,$showhidden,          $typefilter,$regexp_ok,$rtn_as_hash,$selfenrollonly,$catfilter,$showhidden,
         $caller) =split(/:/,$tail);          $caller,$cloner,$cc_clone_list,$cloneonly) =split(/:/,$tail);
     my $now = time;      my $now = time;
       my ($cloneruname,$clonerudom,%cc_clone);
     if (defined($description)) {      if (defined($description)) {
  $description=&unescape($description);   $description=&unescape($description);
     } else {      } else {
Line 3724  sub dump_course_id_handler { Line 3756  sub dump_course_id_handler {
     if (defined($catfilter)) {      if (defined($catfilter)) {
         $catfilter=&unescape($catfilter);          $catfilter=&unescape($catfilter);
     }      }
       if (defined($cloner)) {
           $cloner = &unescape($cloner);
           ($cloneruname,$clonerudom) = ($cloner =~ /^($LONCAPA::match_username):($LONCAPA::match_domain)$/); 
       }
       if (defined($cc_clone_list)) {
           $cc_clone_list = &unescape($cc_clone_list);
           my @cc_cloners = split('&',$cc_clone_list);
           foreach my $cid (@cc_cloners) {
               my ($clonedom,$clonenum) = split(':',$cid);
               next if ($clonedom ne $udom); 
               $cc_clone{$clonedom.'_'.$clonenum} = 1;
           } 
       }
       
     my $unpack = 1;      my $unpack = 1;
     if ($description eq '.' && $instcodefilter eq '.' && $coursefilter eq '.' &&       if ($description eq '.' && $instcodefilter eq '.' && $coursefilter eq '.' && 
         $typefilter eq '.') {          $typefilter eq '.') {
Line 3746  sub dump_course_id_handler { Line 3792  sub dump_course_id_handler {
                 $lasttime = $hashref->{$lasttime_key};                  $lasttime = $hashref->{$lasttime_key};
                 next if ($lasttime<$since);                  next if ($lasttime<$since);
             }              }
               my ($canclone,$valchange);
             my $items = &Apache::lonnet::thaw_unescape($value);              my $items = &Apache::lonnet::thaw_unescape($value);
             if (ref($items) eq 'HASH') {              if (ref($items) eq 'HASH') {
                 $is_hash =  1;                  $is_hash =  1;
                   if (defined($clonerudom)) {
                       if ($items->{'cloners'}) {
                           my @cloneable = split(',',$items->{'cloners'});
                           if (@cloneable) {
                               if (grep(/^\*$/,@cloneable))  {
                                   $canclone = 1;
                               } elsif (grep(/^\*:\Q$clonerudom\E$/,@cloneable)) {
                                   $canclone = 1;
                               } elsif (grep(/^\Q$cloneruname\E:\Q$clonerudom\E$/,@cloneable)) {
                                   $canclone = 1;
                               }
                           }
                           unless ($canclone) {
                               if ($cloneruname ne '' && $clonerudom ne '') {
                                   if ($cc_clone{$unesc_key}) {
                                       $canclone = 1;
                                       $items->{'cloners'} .= ','.$cloneruname.':'.
                                                              $clonerudom;
                                       $valchange = 1;
                                   }
                               }
                           }
                       } elsif (defined($cloneruname)) {
                           if ($cc_clone{$unesc_key}) {
                               $canclone = 1;
                               $items->{'cloners'} = $cloneruname.':'.$clonerudom;
                               $valchange = 1;
                           }
                       }
                   }
                 if ($unpack || !$rtn_as_hash) {                  if ($unpack || !$rtn_as_hash) {
                     $unesc_val{'descr'} = $items->{'description'};                      $unesc_val{'descr'} = $items->{'description'};
                     $unesc_val{'inst_code'} = $items->{'inst_code'};                      $unesc_val{'inst_code'} = $items->{'inst_code'};
                     $unesc_val{'owner'} = $items->{'owner'};                      $unesc_val{'owner'} = $items->{'owner'};
                     $unesc_val{'type'} = $items->{'type'};                      $unesc_val{'type'} = $items->{'type'};
                       $unesc_val{'cloners'} = $items->{'cloners'};
                 }                  }
                 $selfenroll_types = $items->{'selfenroll_types'};                  $selfenroll_types = $items->{'selfenroll_types'};
                 $selfenroll_end = $items->{'selfenroll_end_date'};                  $selfenroll_end = $items->{'selfenroll_end_date'};
Line 3784  sub dump_course_id_handler { Line 3862  sub dump_course_id_handler {
                 }                  }
             } else {              } else {
                 next if ($catfilter ne '');                  next if ($catfilter ne '');
                 next if ($selfenrollonly);                   next if ($selfenrollonly);
                   if ((defined($clonerudom)) && (defined($cloneruname)))  {
                       if ($cc_clone{$unesc_key}) {
                           $canclone = 1;
                           $val{'cloners'} = &escape($cloneruname.':'.$clonerudom);
                       }
                   }
                 $is_hash =  0;                  $is_hash =  0;
                 my @courseitems = split(/:/,$value);                  my @courseitems = split(/:/,$value);
                 $lasttime = pop(@courseitems);                  $lasttime = pop(@courseitems);
Line 3793  sub dump_course_id_handler { Line 3877  sub dump_course_id_handler {
                 }                  }
         ($val{'descr'},$val{'inst_code'},$val{'owner'},$val{'type'}) = @courseitems;          ($val{'descr'},$val{'inst_code'},$val{'owner'},$val{'type'}) = @courseitems;
             }              }
               if ($cloneonly) {
                  next unless ($canclone);
               }
             my $match = 1;              my $match = 1;
     if ($description ne '.') {      if ($description ne '.') {
                 if (!$is_hash) {                  if (!$is_hash) {
Line 3806  sub dump_course_id_handler { Line 3893  sub dump_course_id_handler {
                 if (!$is_hash) {                  if (!$is_hash) {
                     $unesc_val{'inst_code'} = &unescape($val{'inst_code'});                      $unesc_val{'inst_code'} = &unescape($val{'inst_code'});
                 }                  }
                 if ($regexp_ok) {                  if ($regexp_ok == 1) {
                     if (eval{$unesc_val{'inst_code'} !~ /$instcodefilter/}) {                      if (eval{$unesc_val{'inst_code'} !~ /$instcodefilter/}) {
                         $match = 0;                          $match = 0;
                     }                      }
                   } elsif ($regexp_ok == -1) {
                       if (eval{$unesc_val{'inst_code'} =~ /$instcodefilter/}) {
                           $match = 0;
                       }
                 } else {                  } else {
                     if (eval{$unesc_val{'inst_code'} !~ /\Q$instcodefilter\E/i}) {                      if (eval{$unesc_val{'inst_code'} !~ /\Q$instcodefilter\E/i}) {
                         $match = 0;                          $match = 0;
Line 3875  sub dump_course_id_handler { Line 3966  sub dump_course_id_handler {
             if ($match == 1) {              if ($match == 1) {
                 if ($rtn_as_hash) {                  if ($rtn_as_hash) {
                     if ($is_hash) {                      if ($is_hash) {
                         $qresult.=$key.'='.$value.'&';                          if ($valchange) {
                               my $newvalue = &Apache::lonnet::freeze_escape($items);
                               $qresult.=$key.'='.$newvalue.'&';
                           } else {
                               $qresult.=$key.'='.$value.'&';
                           }
                     } else {                      } else {
                         my %rtnhash = ( 'description' => &unescape($val{'descr'}),                          my %rtnhash = ( 'description' => &unescape($val{'descr'}),
                                         'inst_code' => &unescape($val{'inst_code'}),                                          'inst_code' => &unescape($val{'inst_code'}),
                                         'owner'     => &unescape($val{'owner'}),                                          'owner'     => &unescape($val{'owner'}),
                                         'type'      => &unescape($val{'type'}),                                          'type'      => &unescape($val{'type'}),
                                           'cloners'   => &unescape($val{'cloners'}),
                                       );                                        );
                         my $items = &Apache::lonnet::freeze_escape(\%rtnhash);                          my $items = &Apache::lonnet::freeze_escape(\%rtnhash);
                         $qresult.=$key.'='.$items.'&';                          $qresult.=$key.'='.$items.'&';
Line 3955  sub put_domain_handler { Line 4052  sub put_domain_handler {
 }  }
 &register_handler("putdom", \&put_domain_handler, 0, 1, 0);  &register_handler("putdom", \&put_domain_handler, 0, 1, 0);
   
   #
   # Puts a piece of new data in a namespace db file at the domain level 
   # returns error if key already exists
   #
   # Parameters:
   #    $cmd      - The command that got us here.
   #    $tail     - Tail of the command (remaining parameters).
   #    $client   - File descriptor connected to client.
   # Returns
   #     0        - Requested to exit, caller should shut down.
   #     1        - Continue processing.
   #  Side effects:
   #     reply is written to $client.
   #
   sub newput_domain_handler {
       my ($cmd, $tail, $client)  = @_;
   
       my $userinput = "$cmd:$tail";
   
       my ($udom,$namespace,$what) =split(/:/,$tail,3);
       chomp($what);
       my $hashref = &tie_domain_hash($udom, "$namespace", &GDBM_WRCREAT(),
                                      "N", $what);
       if(!$hashref) {
           &Failure( $client, "error: ".($!+0)." tie(GDBM) Failed ".
                     "while attempting newputdom\n", $userinput);
           return 1;
       }
   
       my @pairs=split(/\&/,$what);
       foreach my $pair (@pairs) {
           my ($key,$value)=split(/=/,$pair);
           if (exists($hashref->{$key})) {
               &Failure($client, "key_exists: ".$key."\n",$userinput);
               return 1;
           }
       }
   
       foreach my $pair (@pairs) {
           my ($key,$value)=split(/=/,$pair);
           $hashref->{$key}=$value;
       }
   
       if (&untie_domain_hash($hashref)) {
           &Reply( $client, "ok\n", $userinput);
       } else {
           &Failure($client, "error: ".($!+0)." untie(GDBM) failed ".
                    "while attempting newputdom\n",
                    $userinput);
       }
       return 1;
   }
   &register_handler("newputdom", \&newput_domain_handler, 0, 1, 0);
   
 # Unencrypted get from the namespace database file at the domain level.  # Unencrypted get from the namespace database file at the domain level.
 # This function retrieves a keyed item from a specific named database in the  # This function retrieves a keyed item from a specific named database in the
 # domain directory.  # domain directory.
Line 4004  sub get_domain_handler { Line 4155  sub get_domain_handler {
 }  }
 &register_handler("getdom", \&get_domain_handler, 0, 1, 0);  &register_handler("getdom", \&get_domain_handler, 0, 1, 0);
   
   #
   #   Deletes a key in a user profile database.
   #  
   #   Parameters:
   #       $cmd                  - Command keyword (deldom).
   #       $tail                 - Command tail.  IN this case a colon
   #                               separated list containing:
   #                               the domain to which the database file belongs;  
   #                               the namespace (name of the database file);
   #                               & separated list of keys to delete.
   #       $client              - File open on client socket.
   # Returns:
   #     1   - Continue processing
   #     0   - Exit server.
   #
   #
   sub delete_domain_entry {
       my ($cmd, $tail, $client) = @_;
   
       my $userinput = "cmd:$tail";
   
       my ($udom,$namespace,$what) = split(/:/,$tail);
       chomp($what);
       my $hashref = &tie_domain_hash($udom, $namespace, &GDBM_WRCREAT(),
                                    "D",$what);
       if ($hashref) {
           my @keys=split(/\&/,$what);
           foreach my $key (@keys) {
               delete($hashref->{$key});
           }
           if (&untie_user_hash($hashref)) {
               &Reply($client, "ok\n", $userinput);
           } else {
               &Failure($client, "error: ".($!+0)." untie(GDBM) Failed ".
                       "while attempting deldom\n", $userinput);
           }
       } else {
           &Failure( $client, "error: ".($!+0)." tie(GDBM) Failed ".
                    "while attempting deldom\n", $userinput);
       }
       return 1;
   }
   &register_handler("deldom", \&delete_domain_entry, 0, 1, 0);
   
 #  #
 #  Puts an id to a domains id database.   #  Puts an id to a domains id database. 
Line 4102  sub get_id_handler { Line 4296  sub get_id_handler {
 }  }
 &register_handler("idget", \&get_id_handler, 0, 1, 0);  &register_handler("idget", \&get_id_handler, 0, 1, 0);
   
   sub dump_dom_with_regexp {
       my ($cmd, $tail, $client) = @_;
       my $userinput = "$cmd:$tail";
       my ($udom,$namespace,$regexp,$range)=split(/:/,$tail);
       if (defined($regexp)) {
           $regexp=&unescape($regexp);
       } else {
           $regexp='.';
       }
       my ($start,$end);
       if (defined($range)) {
           if ($range =~/^(\d+)\-(\d+)$/) {
               ($start,$end) = ($1,$2);
           } elsif ($range =~/^(\d+)$/) {
               ($start,$end) = (0,$1);
           } else {
               undef($range);
           }
       }
       my $hashref = &tie_domain_hash($udom, $namespace, &GDBM_READER());
       if ($hashref) {
           my $qresult='';
           my $count=0;
           while (my ($key,$value) = each(%$hashref)) {
               if ($regexp eq '.') {
                   $count++;
                   if (defined($range) && $count >= $end)   { last; }
                   if (defined($range) && $count <  $start) { next; }
                   $qresult.=$key.'='.$value.'&';
               } else {
                   my $unescapeKey = &unescape($key);
                   if (eval('$unescapeKey=~/$regexp/')) {
                       $count++;
                       if (defined($range) && $count >= $end)   { last; }
                       if (defined($range) && $count <  $start) { next; }
                       $qresult.="$key=$value&";
                   }
               }
           }
           if (&untie_user_hash($hashref)) {
               chop($qresult);
               &Reply($client, \$qresult, $userinput);
           } else {
               &Failure( $client, "error: ".($!+0)." untie(GDBM) Failed ".
                        "while attempting dump\n", $userinput);
           }
       } else {
           &Failure($client, "error: ".($!+0)." tie(GDBM) Failed ".
                   "while attempting dump\n", $userinput);
       }
       return 1;
   }
   &register_handler("dumpdom", \&dump_dom_with_regexp, 0, 1, 0);
   
 #  #
 # Puts broadcast e-mail sent by Domain Coordinator in nohist_dcmail database   # Puts broadcast e-mail sent by Domain Coordinator in nohist_dcmail database 
 #  #
Line 4311  sub dump_domainroles_handler { Line 4559  sub dump_domainroles_handler {
         $rolesfilter=&unescape($rolesfilter);          $rolesfilter=&unescape($rolesfilter);
  @roles = split(/\&/,$rolesfilter);   @roles = split(/\&/,$rolesfilter);
     }      }
                                                                                              
     my $hashref = &tie_domain_hash($udom, "nohist_domainroles", &GDBM_WRCREAT());      my $hashref = &tie_domain_hash($udom, "nohist_domainroles", &GDBM_WRCREAT());
     if ($hashref) {      if ($hashref) {
         my $qresult = '';          my $qresult = '';
         while (my ($key,$value) = each(%$hashref)) {          while (my ($key,$value) = each(%$hashref)) {
             my $match = 1;              my $match = 1;
             my ($start,$end) = split(/:/,&unescape($value));              my ($end,$start) = split(/:/,&unescape($value));
             my ($trole,$uname,$udom,$runame,$rudom,$rsec) = split(/:/,&unescape($key));              my ($trole,$uname,$udom,$runame,$rudom,$rsec) = split(/:/,&unescape($key));
             unless ($startfilter eq '.' || !defined($startfilter)) {              unless (@roles < 1) {
                 if ((defined($start)) && ($start >= $startfilter)) {                  unless (grep/^\Q$trole\E$/,@roles) {
                     $match = 0;                      $match = 0;
                       next;
                 }                  }
             }              }
             unless ($endfilter eq '.' || !defined($endfilter)) {              unless ($startfilter eq '.' || !defined($startfilter)) {
                 if ((defined($end)) && ($end <= $endfilter)) {                  if ((defined($start)) && ($start >= $startfilter)) {
                     $match = 0;                      $match = 0;
                       next;
                 }                  }
             }              }
             unless (@roles < 1) {              unless ($endfilter eq '.' || !defined($endfilter)) {
                 unless (grep/^\Q$trole\E$/,@roles) {                  if ((defined($end)) && (($end > 0) && ($end <= $endfilter))) {
                     $match = 0;                      $match = 0;
                       next;
                 }                  }
             }              }
             if ($match == 1) {              if ($match == 1) {
Line 4618  sub enrollment_enabled_handler { Line 4869  sub enrollment_enabled_handler {
 }  }
 &register_handler("autorun", \&enrollment_enabled_handler, 0, 1, 0);  &register_handler("autorun", \&enrollment_enabled_handler, 0, 1, 0);
   
   #
   #   Validate an institutional code use for a LON-CAPA course.          
   #
   # Formal Parameters:
   #   $cmd          - The command request that got us dispatched.
   #   $tail         - The tail of the command.  In this case,
   #                   this is a colon separated set of words that will be split
   #                   into:
   #                        $inst_course_id - The institutional cod3 from the
   #                                          institutions point of view.
   #                        $cdom           - The domain from the institutions
   #                                          point of view.
   #   $client       - Socket open on the client.
   # Returns:
   #    1           - Indicating processing should continue.
   #
   sub validate_instcode_handler {
       my ($cmd, $tail, $client) = @_;
       my $userinput = "$cmd:$tail";
       my ($dom,$instcode,$owner,$inststatus,$instseclist) = split(/:/, $tail);
       $instcode = &unescape($instcode);
       $owner = &unescape($owner);
       $inststatus = &unescape($inststatus);
       $instseclist = &unescape($instseclist);
       my $outcome=&localenroll::validate_instcode($dom,$instcode,$owner,
                                                   $inststatus,$instseclist);
       &Reply($client, \$outcome, $userinput);
   
       return 1;
   }
   &register_handler("autovalidateinstcode", \&validate_instcode_handler, 0, 1, 0);
   
 #   Get the official sections for which auto-enrollment is possible.  #   Get the official sections for which auto-enrollment is possible.
 #   Since the admin people won't know about 'unofficial sections'   #   Since the admin people won't know about 'unofficial sections' 
 #   we cannot auto-enroll on them.  #   we cannot auto-enroll on them.
Line 4905  sub get_institutional_defaults_handler { Line 5188  sub get_institutional_defaults_handler {
 &register_handler("autoinstcodedefaults",  &register_handler("autoinstcodedefaults",
                   \&get_institutional_defaults_handler,0,1,0);                    \&get_institutional_defaults_handler,0,1,0);
   
   sub get_possible_instcodes_handler {
       my ($cmd, $tail, $client)   = @_;
       my $userinput               = "$cmd:$tail";
   
       my $reply;
       my $cdom = $tail;
       my (@codetitles,%cat_titles,%cat_order,@code_order);
       my $formatreply = &localenroll::possible_instcodes($cdom,
                                                          \@codetitles,
                                                          \%cat_titles,
                                                          \%cat_order,
                                                          \@code_order);
       if ($formatreply eq 'ok') {
           my $result = join('&',map {&escape($_);} (@codetitles)).':';
           $result .= join('&',map {&escape($_);} (@code_order)).':';
           foreach my $key (keys(%cat_titles)) {
               $result .= &escape($key).'='.&Apache::lonnet::freeze_escape($cat_titles{$key}).'&';
           }
           $result =~ s/\&$//;
           $result .= ':';
           foreach my $key (keys(%cat_order)) {
               $result .= &escape($key).'='.&Apache::lonnet::freeze_escape($cat_order{$key}).'&';
           }
           $result =~ s/\&$//;
           &Reply($client,\$result,$userinput);
       } else {
           &Reply($client, "format_error\n", $userinput);
       }
       return 1;
   }
   &register_handler("autopossibleinstcodes",
                     \&get_possible_instcodes_handler,0,1,0);
   
 sub get_institutional_user_rules {  sub get_institutional_user_rules {
     my ($cmd, $tail, $client)   = @_;      my ($cmd, $tail, $client)   = @_;
     my $userinput               = "$cmd:$tail";      my $userinput               = "$cmd:$tail";
Line 5987  sub make_new_child { Line 6303  sub make_new_child {
  if ($clientip eq '127.0.0.1') {   if ($clientip eq '127.0.0.1') {
     $outsideip=&Apache::lonnet::get_host_ip($perlvar{'lonHostID'});      $outsideip=&Apache::lonnet::get_host_ip($perlvar{'lonHostID'});
  }   }
    &ReadManagerTable();
  my $clientrec=defined(&Apache::lonnet::get_hosts_from_ip($outsideip));   my $clientrec=defined(&Apache::lonnet::get_hosts_from_ip($outsideip));
  my $ismanager=($managers{$outsideip}    ne undef);   my $ismanager=($managers{$outsideip}    ne undef);
  $clientname  = "[unknonwn]";   $clientname  = "[unknonwn]";
Removed from v.1.410.2.2  
changed lines
  Added in v.1.422

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