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- Domain Configuration (Contacts)
  - Enable/Disable e-mail sent to LON-CAPA when:
    (a) error form is submitted
    (b) domain defaults (authentication type or language) are changed.
  - E-mail recipient can be specified when bi-nightly searchcat.pl detects
    situation where a student/employeeID is used for more than one user in
    server's domain.

    1: # The LearningOnline Network
    2: # Internal Server Error Handler
    3: #
    4: # $Id: lonerrorhandler.pm,v 1.24 2013/08/12 16:51:58 raeburn Exp $
    5: #
    6: # Copyright Michigan State University Board of Trustees
    7: #
    8: # This file is part of the LearningOnline Network with CAPA (LON-CAPA).
    9: #
   10: # LON-CAPA is free software; you can redistribute it and/or modify
   11: # it under the terms of the GNU General Public License as published by
   12: # the Free Software Foundation; either version 2 of the License, or
   13: # (at your option) any later version.
   14: #
   15: # LON-CAPA is distributed in the hope that it will be useful,
   16: # but WITHOUT ANY WARRANTY; without even the implied warranty of
   17: # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   18: # GNU General Public License for more details.
   19: #
   20: # You should have received a copy of the GNU General Public License
   21: # along with LON-CAPA; if not, write to the Free Software
   22: # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
   23: #
   24: # /home/httpd/html/adm/gpl.txt
   25: #
   26: # http://www.lon-capa.org/
   27: #
   28: 
   29: 
   30: 
   31: package Apache::lonerrorhandler;
   32: 
   33: use strict;
   34: use Apache::Constants qw(:common);
   35: use Apache::loncommon();
   36: use Apache::lonnet;
   37: use Apache::lonmsg();
   38: use Apache::lonacc();
   39: use Apache::lonlocal;
   40: 
   41: sub handler {
   42:     my $r = shift;
   43:     &Apache::loncommon::content_type($r,'text/html');
   44:     $r->send_http_header;
   45:     return OK if $r->header_only;
   46: 
   47:     &Apache::lonacc::get_posted_cgi($r);
   48:     if (!$Apache::lonlocal::lh) {
   49:         &Apache::lonlocal::get_language_handle($r);
   50:     }
   51:     my $title = $env{'form.sendinfo'} ? 'Sending Error Report'
   52:                                       : 'Could Not Process Request';
   53:     $r->print(&Apache::loncommon::start_page($title));
   54: 
   55:     if ($env{'form.sendinfo'}) {
   56: 	my $repro='no';
   57: # ------------------------------------------------------------------ Mail stuff
   58: 	if ($env{'form.reproducible'}) {
   59: 	    $repro='yes';
   60: 	}
   61:         my %lt = &Apache::lonlocal::texthash (
   62:                      msg => 'LON-CAPA Error Message',
   63:                      rep => 'Reproducible',
   64:                      ver => 'Version',
   65:                      syl => 'Syllabus',
   66:                      pri => 'Prior Action',
   67:                      gue => 'Guesses',
   68:                      env => 'Environment',
   69:                  );
   70: 	my $message=(<<ENDMESSAGE);
   71: $lt{'msg'}
   72: $lt{'rep'}: $repro
   73: $lt{'ver'}: $env{'form.version'}
   74: $lt{'syl'}:
   75: $env{'form.syllabus'}
   76: 
   77: $lt{'pri'}:
   78: $env{'form.prioraction'}
   79: 
   80: $lt{'gue'}:
   81: $env{'form.guesses'}
   82: 
   83: $lt{'env'}:
   84: $env{'form.environment'}
   85: ENDMESSAGE
   86:         my $defdom = $r->dir_config('lonDefDomain');
   87:         my $sysmail;
   88:         my $notify = 1;
   89:         my %domconfig = &Apache::lonnet::get_dom('configuration',['contacts']);
   90:         if (ref($domconfig{'contacts'}) eq 'HASH') {
   91:             if ($domconfig{'contacts'}{'reporterrors'} == 0) {
   92:                 $notify = 0;
   93:             }
   94:         }
   95:         if ($notify) {
   96:             $sysmail = 'errorrecord@loncapa.org';
   97:         }
   98:         my $origmail = $r->dir_config('lonAdmEMail');
   99:         my $recipients = &Apache::loncommon::build_recipient_list($sysmail,
  100:                                              'errormail',$defdom,$origmail);
  101:         if ($recipients ne '') {
  102:             &Apache::lonmsg::sendemail($recipients,'ERROR REPORT',$message);
  103: 	    $r->print('<h2>'.&mt('Report submitted').'</h2>'.&mt('Thank you!'));
  104:         } else {
  105:             $r->print('<h2>'.&mt('Warning: Report not submitted').'</h2>'.
  106:                       '<span class="LC_error">'
  107:                      .&mt('The administrators of the domain [_1] have not set'
  108:                          .' any e-mail addresses for receipt of your error report.'
  109:                          ,'<tt>'.$defdom.'</tt>')
  110:                      .'</span>');
  111:         }
  112:     } else {
  113: # ------------------------------------------------------------- Get environment
  114: 	my $envkey;
  115: 	my $env='';
  116: 	my $syllabus='';
  117: 
  118: 	foreach $envkey (keys(%env)) {
  119:             if ($envkey =~ /^form\.(.+)\.filename$/) {
  120:                 my $item = $1;
  121:                 if (exists($env{'form.'.$item.'.mimetype'})) {
  122:                     if (exists($env{'form.'.$item})) {
  123:                         my $size = (length($env{'form.'.$item}))/(1024.0 * 1024.0);
  124:                         $env{'form.'.$item} = &mt('File (contents not shown) - size was [_1] MB.',sprintf("%.4f",$size));
  125:                     }
  126:                 }
  127:             }
  128:         }
  129: 
  130: 	foreach $envkey (sort(keys(%env))) {
  131: 	    $env.="$envkey: $env{$envkey}\n";
  132: 	}
  133: 	foreach $envkey (sort(keys(%ENV))) {
  134: 	    $env.="$envkey: $ENV{$envkey}\n";
  135: 	    if ($envkey=~/REDIRECT\_(REQUEST_URI|SCRIPT|ERROR)/) {
  136: 		$syllabus.="\n$1:\n$ENV{$envkey}";
  137: 	    }
  138: 	}
  139: 
  140: 	$env=~s/\"/\'\'/g;
  141: 
  142: 	my $version=$r->dir_config('lonVersion');
  143: 
  144: # ----------------------------------------------------------- Print error form
  145: 	$r->print('<h2 class="LC_error">'
  146: .&mt('Somewhere something went wrong')
  147: .'</h2>'
  148: .'<p>'.&mt('Please help us to find out what.').'</p>'
  149: .'<p>'.&mt('Please take a moment to fill out the form below.').' '
  150: .&mt('Your information, together with internal debugging information, '
  151:     .'will be e-mailed to the system and server administrators.')
  152: .'</p>
  153: <form action="/adm/errorhandler" method="post">
  154: <h3>'.&mt('Please describe what you did just before this screen came up').'</h3>
  155: <textarea name="prioraction" cols="50" rows="5">
  156: </textarea>
  157: <h3>'.&mt('Is this problem reproducible?').'</h3>
  158: <label>
  159: <input type="checkbox" name="reproducible" value="yes" /> '.&mt('Yes!').'
  160: </label>
  161: <h3>'.&mt('Do you have any guesses why this might have happened?').'</h3>
  162: <textarea name="guesses" cols="50" rows="5">
  163: </textarea>
  164: <input type="hidden" name="version" value="'.$version.'" />
  165: <input type="hidden" name="environment" value="'.$env.'" />
  166: <input type="hidden" name="syllabus" value="'.$syllabus.'" />
  167: <input type="hidden" name="sendinfo" value="1" />
  168: <p>
  169: <input type="submit" title="'.&mt('Send Information').'" value="'.&mt('Send').'" />
  170: </p>
  171: </form>
  172: <h1>'.&mt('Thank you for your help!').'</h1>
  173: <div><font size="-1">
  174: '.&mt('Internal info:').
  175: '<pre>'.
  176: $syllabus.'
  177: </pre>
  178: </font></div>
  179: ');
  180: # -------------------------- Better terminate this in case something was sticky
  181: 
  182:         $r->child_terminate();
  183:     }
  184:     $r->print(&Apache::loncommon::end_page());
  185:     return OK;
  186: }
  187: 
  188: 1;
  189: __END__
  190: 
  191: 
  192: =pod
  193: 
  194: =head1 NAME
  195: 
  196: Apache::lonerrorhandler.pm
  197: 
  198: =head1 SYNOPSIS
  199: 
  200: Handles errors.
  201: 
  202: This is part of the LearningOnline Network with CAPA project
  203: described at http://www.lon-capa.org.
  204: 
  205: =head1 OVERVIEW
  206: 
  207: None
  208: 
  209: =cut