Return to Autocreate.pl CVS log

Up to [LON-CAPA] / loncom / automation

- Bug 6287.
- DC user (from xmldc item in autocreate setting in domain config) is the
  sender of a message to requestor when pending official course request is
  processed by Autocreate.pl

    1: #!/usr/bin/perl
    2: #
    3: # Automated Course Creation script
    4: #
    5: # $Id: Autocreate.pl,v 1.18 2011/03/06 21:44:14 raeburn Exp $
    6: #
    7: # Copyright Michigan State University Board of Trustees
    8: #
    9: # This file is part of the LearningOnline Network with CAPA (LON-CAPA).
   10: #
   11: # LON-CAPA is free software; you can redistribute it and/or modify
   12: # it under the terms of the GNU General Public License as published by
   13: # the Free Software Foundation; either version 2 of the License, or
   14: # (at your option) any later version.
   15: #
   16: # LON-CAPA is distributed in the hope that it will be useful,
   17: # but WITHOUT ANY WARRANTY; without even the implied warranty of
   18: # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   19: # GNU General Public License for more details.
   20: #
   21: # You should have received a copy of the GNU General Public License
   22: # along with LON-CAPA; if not, write to the Free Software
   23: # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
   24: #
   25: # /home/httpd/html/adm/gpl.txt
   26: #
   27: # http://www.lon-capa.org/
   28: #
   29: # Run as www. Called from an entry in /etc/cron.d/loncapa
   30: # either with command line args:
   31: #
   32: # www /home/httpd/perl/Autocreate.pl $dom $uname:$udom
   33: #
   34: # where $dom is the name of the course domain, $uname and $udom are the
   35: # username and domain of a Domain Coordinator in the domain.
   36: #
   37: # or without args (default) controlled by domain configuration settings:
   38: #
   39: # www /home/httpd/perl/Autocreate.pl  
   40: #
   41:     use strict;
   42:     use lib '/home/httpd/lib/perl';
   43:     use Apache::lonnet;
   44:     use Apache::lonlocal;
   45:     use Apache::loncoursequeueadmin;
   46:     use LONCAPA::batchcreatecourse;
   47:     use LONCAPA::Configuration;
   48:     use LONCAPA();
   49: 
   50:     my $perlvarref = &LONCAPA::Configuration::read_conf('loncapa.conf');
   51:     my $logfile = $$perlvarref{'lonDaemons'}.'/logs/autocreate.log';
   52:     my @machinedoms = sort(&Apache::lonnet::current_machine_domains());
   53:     my @ids=&Apache::lonnet::current_machine_ids();
   54:     my (@libids,@domains);
   55:     foreach my $id (@ids) {
   56:         if (&Apache::lonnet::is_library($id)) {
   57:             push(@libids,$id);
   58:         }
   59:     }
   60:     exit if (!@libids); 
   61:     foreach my $dom (@machinedoms) {
   62:         my $primary = &Apache::lonnet::domain($dom,'primary');
   63:         if (grep(/^\Q$primary\E$/,@libids)) {
   64:             unless (grep(/^\Q$dom\E$/,@domains)) {
   65:                 push(@domains,$dom);
   66:             }
   67:         }
   68:     }
   69:     exit if (!@domains);
   70:     open (my $fh,">>$logfile");
   71:     print $fh "********************\n".localtime(time)." Autocreation messages start --\n";
   72:     my $wwwid=getpwnam('www');
   73:     if ($wwwid!=$<) {
   74:         my $emailto=$$perlvarref{'lonAdmEMail'};
   75:         my $subj="LON: $$perlvarref{'lonHostID'} User ID mismatch";
   76:         my $requestmail = "To: $emailto\n";
   77:         $requestmail .=
   78:         "Subject: LON: $$perlvarref{'lonHostID'} User ID mismatch\n".
   79:         "User ID mismatch. Autocreate.pl must be run as user www\n";
   80:         if ($emailto =~ /^[^\@]+\@[^\@]+$/) {
   81:             if (open(MAIL, "|/usr/lib/sendmail -oi -t -odb")) {
   82:                 print MAIL $requestmail;
   83:                 close(MAIL);
   84:                 print $fh "Autocreate.pl must be run as user www\n\n";
   85:             } else {
   86:                 print $fh "Could not send notification e-mail to $emailto\n\n";
   87:             }
   88:         } else {
   89:             print $fh "Notification e-mail address for Administrator is not a valid e-mail address\n\n";
   90:         }
   91:         close($fh);
   92:         exit;
   93:     }
   94:     if (@ARGV) {
   95: # check if specified course domain is a domain hosted on this library server.
   96:         if (!grep(/^\Q$ARGV[0]\E$/,@domains)) {
   97:             print $fh "The domain you supplied is not a valid domain for this server\n";
   98:             close($fh);
   99:             exit;
  100:         } elsif (@ARGV < 2) {
  101:             print $fh "usage: ./Autocreate <coursedomain  username:domain>.\nPlease provide the username and domain of a Domain Coordinator, if you provide a coursedomain.\nThe script can also be called without any arguments, in which case domain configuration data for domains hosted on this server will be used.\n";
  102:             close($fh);
  103:             exit;
  104:         } else {
  105:             my $defdom = $ARGV[0];
  106:             my ($dcname,$dcdom) = ($ARGV[1] =~ /^([^:]+):([^:]+)$/);
  107: # check if user is an active domain coordinator.
  108:             if (!&check_activedc($dcdom,$dcname,$defdom)) {
  109:                 print $fh "The username you supplied for domain $defdom does not have an active domain coordinator role in the domain\n\n";
  110:                 close($fh);
  111:                 exit;
  112:             }
  113:             $env{'user.name'} = $dcname;
  114:             $env{'user.domain'} = $dcdom;
  115:             $env{'request.role.domain'} = $defdom;
  116:             my @permissions = ('mau','ccc','cin','cta','cep','ccr','cst');
  117:             my %permissionflags = ();
  118:             &set_permissions(\%permissionflags,\@permissions);
  119:             my $output = &process_xml($fh,$defdom,$dcname,$dcdom);
  120:             print $output;
  121:             &unset_permissions(\%permissionflags);
  122:         }
  123:     } else {
  124:         my @permissions = ('mau','ccc','cin','cta','cep','ccr','cst');
  125:         my %permissionflags = ();
  126:         &set_permissions(\%permissionflags,\@permissions);
  127:         foreach my $dom (@domains) {
  128:             my %domconfig = &Apache::lonnet::get_dom('configuration',
  129:                                                      ['autocreate'],$dom);
  130:             #only run if configured to
  131:             my $xml_update = 0;
  132:             my $settings;
  133:             if (ref($domconfig{'autocreate'}) eq 'HASH') {
  134:                 $settings = $domconfig{'autocreate'};
  135:                 my ($dcname,$dcdom);
  136:                 if ($settings->{'xmldc'}) {
  137:                     ($dcname,$dcdom) = split(':',$settings->{'xmldc'});
  138:                 }
  139:                 if ($settings->{'xml'}) {
  140:                     if ($settings->{'xmldc'}) {
  141:                         if (!&check_activedc($dcdom,$dcname,$dom)) {
  142:                             print $fh "Autocreate.pl in domain $dom configured to run under the auspices of a user without an active domain coordinator role in the domain - course creation will be skipped.\n\n";
  143:                             next;
  144:                         } else {
  145:                             &process_xml($fh,$dom,$dcname,$dcdom);
  146:                         }
  147:                     } else {
  148:                         print $fh "Autocreate.pl in domain $dom - no specified DC under whose identity course creation will occur - domain skipped.\n\n";
  149:                     }
  150:                 }
  151:                 if ($settings->{'req'}) {
  152:                     my $output = &Apache::loncoursequeueadmin::process_official_reqs('auto',$dom,$dcname,$dcdom);
  153:                     if ($output) {
  154:                         print $fh $output;
  155:                     }
  156:                 }
  157:             }
  158:         }
  159:         &unset_permissions(\%permissionflags);
  160:     }
  161:     print $fh "-- ".localtime(time)." Autocreation messages end\n*******************\n\n";
  162:     close($fh);
  163: 
  164: 
  165: sub process_xml {
  166:     my ($fh,$dom,$dcname,$dcdom) = @_;
  167:     $env{'user.name'} = $dcname;
  168:     $env{'user.domain'} = $dcdom;
  169:     $env{'request.role.domain'} = $dom;
  170: 
  171:     # Initialize language handler
  172:     &Apache::lonlocal::get_language_handle();
  173: 
  174:     my $batchdir = $$perlvarref{'lonDaemons'}.'/tmp/addcourse/'.$dom.'/auto';
  175:     opendir(DIR,"$batchdir/pending");
  176:     my @requests = grep(!/^\.\.?$/,readdir(DIR));
  177:     closedir(DIR);
  178:     my %courseids = ();
  179:     print $fh "Sending to batch - auto,$dom,$dcname,$dcdom ".join(":",@requests)."\n";
  180:     my ($result,$logmsg) = &LONCAPA::batchcreatecourse::create_courses(\@requests,\%courseids,'auto',$dom,$dcname,$dcdom);
  181:     my $outcome;
  182:     if ($result ne '') {
  183:         $outcome = $result."\n";
  184:     }
  185:     if ($logmsg ne '') {
  186:         $outcome .= $logmsg."\n";    
  187:     }
  188:     print $fh $outcome;
  189: 
  190:     my $output;
  191: # Copy requests from pending directory to processed directory and unlink.
  192:     foreach my $request (@requests) {  
  193:         if ((-e "$batchdir/pending/$request") && $request !~ /\.\./ && $request ne '' &&$request ne './') {
  194:             open(FILE,"<$batchdir/pending/$request");
  195:             my @buffer = <FILE>;
  196:             close(FILE);
  197:             if (!-e "$batchdir/processed") {
  198:                 mkdir("$batchdir/processed", 0755);
  199:             }
  200:             open(FILE,">$batchdir/processed/$request");
  201:             print FILE @buffer;
  202:             close(FILE);
  203:             if (-e "$batchdir/processed/$request") {
  204:                 unlink("$batchdir/pending/$request");
  205:             }
  206:         }
  207:     }
  208:     foreach my $key (sort(keys(%courseids))) {
  209:         print $fh "created course: $key - $courseids{$key}\n";
  210:         my $newcourse = &LONCAPA::escape($key.':'.$courseids{$key});
  211:         $output .= $newcourse.':';
  212:     }
  213:     $output =~ s/:$//;
  214:     delete($env{'user.name'});
  215:     delete($env{'user.domain'});
  216:     delete($env{'request.role.domain'});
  217:     return $output;
  218: }
  219: 
  220: sub check_activedc {
  221:     my ($dcdom,$dcname,$defdom) = @_;
  222:     my %roleshash = 
  223:         &Apache::lonnet::get_my_roles($dcname,$dcdom,'userroles',undef,['dc'],[$defdom]);
  224:     if (keys(%roleshash) > 0) {
  225:         return 1;
  226:     }
  227:     return 0;
  228: }
  229: 
  230: sub set_permissions {
  231:     my ($permissionflags,$permissions) = @_;
  232:     foreach my $allowtype (@{$permissions}) {
  233:         unless($env{"allowed.$allowtype"}) {
  234:             $env{"allowed.$allowtype"} = 'F';
  235:             $permissionflags->{$allowtype} = 1;
  236:         }
  237:     }
  238: }
  239: 
  240: sub unset_permissions {
  241:     my ($permissionflags) = @_;
  242:     foreach my $allowtype (keys(%{$permissionflags})) {
  243:         delete($env{"allowed.$allowtype"});
  244:     }
  245: }