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Diff for /loncom/lonnet/perl/lonnet.pm between versions 1.1010 and 1.1011

version 1.1010, 2009/08/08 00:36:10 version 1.1011, 2009/08/08 19:55:24
Line 6320  sub writecoursepref { Line 6320  sub writecoursepref {
   
 sub createcourse {  sub createcourse {
     my ($udom,$description,$url,$course_server,$nonstandard,$inst_code,      my ($udom,$description,$url,$course_server,$nonstandard,$inst_code,
         $course_owner,$crstype)=@_;          $course_owner,$crstype,$cnum)=@_;
     $url=&declutter($url);      $url=&declutter($url);
     my $cid='';      my $cid='';
     unless (&allowed('ccc',$udom)) {      unless (&allowed('ccc',$udom)) {
         return 'refused';          return 'refused';
     }      }
 # ------------------------------------------------------------------- Create ID  # --------------------------------------------------------------- Get Unique ID
    my $uname=int(1+rand(9)).      my $uname;
        ('a'..'z','A'..'Z','0'..'9')[int(rand(62))].      if ($cnum =~ /^$match_courseid$/) {
        substr($$.time,0,5).unpack("H8",pack("I32",time)).          my $chome=&homeserver($cnum,$udom,'true');
        unpack("H2",pack("I32",int(rand(255)))).$perlvar{'lonHostID'};          if (($chome eq '') || ($chome eq 'no_host')) {
 # ----------------------------------------------- Make sure that does not exist              $uname = $cnum;
    my $uhome=&homeserver($uname,$udom,'true');          } else {
    unless (($uhome eq '') || ($uhome eq 'no_host')) {              $uname = &generate_coursenum($udom);
        $uname=substr($$.time,0,5).unpack("H8",pack("I32",time)).          }
         unpack("H2",pack("I32",int(rand(255)))).$perlvar{'lonHostID'};      } else {
        $uhome=&homeserver($uname,$udom,'true');                 $uname = &generate_coursenum($udom);
        unless (($uhome eq '') || ($uhome eq 'no_host')) {      }
            return 'error: unable to generate unique course-ID';      return $uname if ($uname =~ /^error/);
        }   # -------------------------------------------------- Check supplied server name
    }  
 # ------------------------------------------------ Check supplied server name  
     $course_server = $env{'user.homeserver'} if (! defined($course_server));      $course_server = $env{'user.homeserver'} if (! defined($course_server));
     if (! &is_library($course_server)) {      if (! &is_library($course_server)) {
         return 'error:bad server name '.$course_server;          return 'error:bad server name '.$course_server;
Line 6350  sub createcourse { Line 6348  sub createcourse {
     my $reply=&reply('encrypt:makeuser:'.$udom.':'.$uname.':none::',      my $reply=&reply('encrypt:makeuser:'.$udom.':'.$uname.':none::',
                       $course_server);                        $course_server);
     unless ($reply eq 'ok') { return 'error: '.$reply; }      unless ($reply eq 'ok') { return 'error: '.$reply; }
     $uhome=&homeserver($uname,$udom,'true');      my $uhome=&homeserver($uname,$udom,'true');
     if (($uhome eq '') || ($uhome eq 'no_host')) {       if (($uhome eq '') || ($uhome eq 'no_host')) { 
  return 'error: no such course';   return 'error: no such course';
     }      }
Line 6391  ENDINITMAP Line 6389  ENDINITMAP
     return '/'.$udom.'/'.$uname;      return '/'.$udom.'/'.$uname;
 }  }
   
   # ------------------------------------------------------------------- Create ID
   sub generate_coursenum {
       my ($udom) = @_;
       my $domdesc = &domain($udom);
       return 'error: invalid domain' if ($domdesc eq '');
       my $uname=int(1+rand(9)).
           ('a'..'z','A'..'Z','0'..'9')[int(rand(62))].
           substr($$.time,0,5).unpack("H8",pack("I32",time)).
           unpack("H2",pack("I32",int(rand(255)))).$perlvar{'lonHostID'};
   # ----------------------------------------------- Make sure that does not exist
       my $uhome=&homeserver($uname,$udom,'true');
       unless (($uhome eq '') || ($uhome eq 'no_host')) {
           $uname=int(1+rand(9)).
                  ('a'..'z','A'..'Z','0'..'9')[int(rand(62))].
                  substr($$.time,0,5).unpack("H8",pack("I32",time)).
                  unpack("H2",pack("I32",int(rand(255)))).$perlvar{'lonHostID'};
           $uhome=&homeserver($uname,$udom,'true');
           unless (($uhome eq '') || ($uhome eq 'no_host')) {
               return 'error: unable to generate unique course-ID';
           }
       }
       return $uname;
   }
   
 sub is_course {  sub is_course {
     my ($cdom,$cnum) = @_;      my ($cdom,$cnum) = @_;
     my %courses = &courseiddump($cdom,'.',1,'.','.',$cnum,undef,      my %courses = &courseiddump($cdom,'.',1,'.','.',$cnum,undef,
Line 9913  database) for a course Line 9935  database) for a course
   
 =item *  =item *
   
 createcourse($udom,$description,$url) : make/modify course  createcourse($udom,$description,$url,$course_server,$nonstandard,$inst_code,$course_owner,$crstype,$cnum) : make course
   
   =item *
   
   generate_coursenum($udom) : get a unique (unused) course number in domain $udom
   
 =back  =back
   
Removed from v.1.1010  
changed lines
  Added in v.1.1011

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