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Annotation of loncom/automation/Autocreate.pl, revision 1.2

1.1       raeburn     1: #!/usr/bin/perl
                      2: #
                      3: # Automated Course Creation script
                      4: #
                      5: # Copyright Michigan State University Board of Trustees
                      6: #
                      7: # This file is part of the LearningOnline Network with CAPA (LON-CAPA).
                      8: #
                      9: # LON-CAPA is free software; you can redistribute it and/or modify
                     10: # it under the terms of the GNU General Public License as published by
                     11: # the Free Software Foundation; either version 2 of the License, or
                     12: # (at your option) any later version.
                     13: #
                     14: # LON-CAPA is distributed in the hope that it will be useful,
                     15: # but WITHOUT ANY WARRANTY; without even the implied warranty of
                     16: # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
                     17: # GNU General Public License for more details.
                     18: #
                     19: # You should have received a copy of the GNU General Public License
                     20: # along with LON-CAPA; if not, write to the Free Software
                     21: # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
                     22: #
                     23: # /home/httpd/html/adm/gpl.txt
                     24: #
                     25: # http://www.lon-capa.org/
                     26: #
                     27: # Run as www. Call this from an entry in /etc/cron.d/loncapa
                     28: #
                     29: # www /home/httpd/perl/Autocreate.pl $dom $uname:$udom
                     30: #
                     31: # where $dom is the name of the course domain, $uname and $udom are the 
                     32: # username and domain of a Domain Coordinator in the domain.   
                     33: #
                     34:     use strict;
                     35:     use lib '/home/httpd/lib/perl';
                     36:     use Apache::lonnet;
                     37:     use LONCAPA::batchcreatecourse;
                     38:     use LONCAPA::Configuration;
                     39: 
                     40:     my $perlvarref = &LONCAPA::Configuration::read_conf('loncapa.conf');
                     41:     my $logfile = $$perlvarref{'lonDaemons'}.'/logs/autocreate.log';
                     42:     my @domains = &Apache::lonnet::current_machine_domains();
                     43:     open (my $fh,">>$logfile");
                     44:     print $fh "********************\n".localtime(time)." Autocreation messages start --\n";
                     45:     if (@ARGV < 2) {
                     46:         print $fh "usage: ./Autocreate <coursedomain  username:domain>.\nPlease provide the username and domain of a Domain Coordinator.\n";
                     47:         exit;  
                     48:     }
                     49: # check if $defdom is a domain hosted on this library server. 
                     50:     my $defdom = $ARGV[0];
                     51:     my ($dcname,$dcdom) = ($ARGV[1] =~ /^([^:]+):([^:]+)$/);
                     52:     if ($defdom eq '' || !grep/^$defdom$/,@domains) {
                     53:         print $fh "The domain you supplied is not a valid domain for this server\n\n";
                     54:         close($fh);
                     55:         exit;
                     56:     }
                     57: # check if user is an active domain coordinator.
                     58:     if (!&check_activedc($dcdom,$dcname,$defdom)) {
                     59:         print $fh "The username you supplied for domain $defdom does not have an active domain coordinator role in the domain\n\n";
                     60:         close($fh);
                     61:         exit;
                     62:     }
                     63:                                                    
                     64:     my $batchdir = $$perlvarref{'lonDaemons'}.'/tmp/addcourse/'.$defdom.'/auto';
                     65:     opendir(DIR,"$batchdir/pending");
                     66:     my @requests = grep(!/^\.\.?$/,readdir(DIR));
                     67:     closedir(DIR);
                     68:     my %courseids = ();
                     69:     my $cccflag = 0;
1.2     ! albertel   70:     unless ($env{'allowed.ccc'}) {
        !            71:         $env{'allowed.ccc'} = 'F';
1.1       raeburn    72:         $cccflag = 1;
                     73:     }
                     74:     my $wwwid=getpwnam('www');
                     75:     if ($wwwid!=$<) {
                     76:         my $emailto=$$perlvarref{'lonAdmEMail'};
                     77:         my $subj="LON: $$perlvarref{'lonHostID'} User ID mismatch";
                     78:         my $requestmail = "To: $emailto\n";
                     79:         $requestmail .= 
                     80:         "Subject: LON: $$perlvarref{'lonHostID'} User ID mismatch\n".
                     81:         "User ID mismatch. Autocreate.pl must be run as user www\n"; 
                     82:         if ($emailto =~ /^[^\@]+\@[^\@]+$/) {
                     83:             if (open(MAIL, "|/usr/lib/sendmail -oi -t -odb")) {
                     84:                 print MAIL $requestmail;
                     85:                 close(MAIL);
                     86:                 print $fh "Autocreate.pl must be run as user www\n\n";
                     87:             } else {
                     88:                 print $fh "Could not send notification e-mail to $emailto\n\n"; 
                     89:             }
                     90:         } else {
                     91:             print $fh "Notification e-mail address for Administrator is not a valid e-mail address\n\n";
                     92:         }
                     93:         close($fh);
                     94:         exit;
                     95:     }
                     96: 
                     97:     my ($output,$logmsg) = &LONCAPA::batchcreatecourse::create_courses(\@requests,\%courseids,'auto',$defdom,$dcname,$dcdom);
                     98: 
                     99: # Copy requests from pending directory to processed directory and unlink.
                    100:   foreach my $request (@requests) {  
                    101:         if ((-e "$batchdir/pending/$request") && $request !~ /\.\./ && $request ne '' &&$request ne './') {
                    102:             open(FILE,"<$batchdir/pending/$request");
                    103:             my @buffer = <FILE>;
                    104:             close(FILE);
                    105:             open(FILE,">$batchdir/processed/$request");
                    106:             print FILE @buffer;
                    107:             close(FILE);
                    108:             if (-e "$batchdir/processed/$request") {
                    109:                 unlink("$batchdir/pending/$request");
                    110:             }
                    111:         }
                    112:     }
                    113: 
                    114:     foreach my $key (sort keys %courseids) {
                    115:         print $fh "created course: $key\n";
                    116:     }
                    117: 
                    118:     if ($cccflag) {
1.2     ! albertel  119:         delete($env{'allowed.ccc'});
1.1       raeburn   120:     }
                    121:     print $fh "-- ".localtime(time)." Autocreation messages end\n*******************\n\n";
                    122:     close($fh);
                    123: 
                    124: sub check_activedc {
                    125:     my ($dcdom,$dcname,$defdom) = @_;
                    126:     my %dumphash=
                    127:             &Apache::lonnet::dump('roles',$dcdom,$dcname);
                    128:     my $now=time;
                    129:     my $activedc = 0;
                    130:     foreach my $item (keys %dumphash) {
                    131:         my ($domain,$role) = ($item =~ m-^/([^/]+)/[^_]*_(\w+)$-);
                    132:         if ($role eq 'dc' && $domain eq $defdom) {
                    133:             my ($trole,$tend,$tstart)=split(/_/,$dumphash{$item});
                    134:             if (($tend) && ($tend<$now)) { next; }
                    135:             if (($tstart) && ($now<$tstart)) { next; }
                    136:             $activedc = 1;
                    137:             last;
                    138:         }
                    139:     }
                    140:     return $activedc;
                    141: }