File:  [LON-CAPA] / loncom / interface / lonsupportreq.pm
Revision 1.45: download - view: text, annotated - select for diffs
Tue Dec 4 04:43:21 2007 UTC (16 years, 5 months ago) by raeburn
Branches: MAIN
CVS tags: version_2_6_0, version_2_5_99_1, HEAD
- Make loncommon::build_recipient_list() more generally applicable.
- Eliminate duplicate addresses in recipient list
- Use loncommon::build_recipient_list() to provide recipient email list for
  help support form and package update alerts.

    1: #
    2: # $Id: lonsupportreq.pm,v 1.45 2007/12/04 04:43:21 raeburn Exp $
    3: #
    4: # Copyright Michigan State University Board of Trustees
    5: #
    6: # This file is part of the LearningOnline Network with CAPA (LON-CAPA).
    7: #
    8: # LON-CAPA is free software; you can redistribute it and/or modify
    9: # it under the terms of the GNU General Public License as published by
   10: # the Free Software Foundation; either version 2 of the License, or
   11: # (at your option) any later version.
   12: #
   13: # LON-CAPA is distributed in the hope that it will be useful,
   14: # but WITHOUT ANY WARRANTY; without even the implied warranty of
   15: # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   16: # GNU General Public License for more details.
   17: #
   18: # You should have received a copy of the GNU General Public License
   19: # along with LON-CAPA; if not, write to the Free Software
   20: # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
   21: #
   22: # /home/httpd/html/adm/gpl.txt
   23: #
   24: # http://www.lon-capa.org/
   25: #
   26: 
   27: package Apache::lonsupportreq;
   28: 
   29: use strict;
   30: use MIME::Types;
   31: use MIME::Lite;
   32: use CGI::Cookie();
   33: use Apache::Constants qw(:common);
   34: use Apache::loncommon();
   35: use Apache::lonhtmlcommon;
   36: use Apache::lonnet;
   37: use Apache::lonlocal;
   38: use Apache::lonacc();
   39: use Apache::courseclassifier;
   40: use LONCAPA;
   41:  
   42: 
   43: sub handler {
   44:     my ($r) = @_;
   45:     &Apache::loncommon::content_type($r,'text/html');
   46:     $r->send_http_header;
   47: 
   48:     if ($r->header_only) {
   49:         return OK;
   50:     }
   51:     if ($r->uri eq '/adm/helpdesk') {
   52: 	&Apache::lonlocal::get_language_handle($r);
   53:     }
   54: 
   55:     &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},['origurl','function']);
   56:     if ($r->uri eq '/adm/helpdesk') {
   57:         &Apache::lonacc::get_posted_cgi($r);
   58:     }
   59:     my $function = $env{'form.function'};
   60:     my $origurl = &unescape($env{'form.origurl'});
   61:     my $command = $env{'form.command'};
   62: 
   63:     if ($command eq 'process') {
   64:         &print_request_receipt($r,$origurl,$function);
   65:     } else {
   66:         &print_request_form($r,$origurl,$function);
   67:     }
   68:     return OK;
   69: }
   70:     
   71: sub print_request_form {
   72:     my ($r,$origurl,$function) = @_;
   73:     my ($os,$browser,$bversion,$uhost,$uname,$udom,$uhome,$urole,$usec,$email,$cid,$cdom,$cnum,$ctitle,$ccode,$sectionlist,$lastname,$firstname,$server,$formname);
   74:     $function = &Apache::loncommon::get_users_function() if (!$function);
   75:     $ccode = '';
   76:     $os = $env{'browser.os'};
   77:     $browser = $env{'browser.type'};
   78:     $bversion = $env{'browser.version'};
   79:     $uhost = $env{'request.host'};
   80:     $uname = $env{'user.name'};
   81:     $udom = $env{'user.domain'};
   82:     $uhome = $env{'user.home'};
   83:     $urole = $env{'request.role'};
   84:     $usec = $env{'request.course.sec'};
   85:     $cid = $env{'request.course.id'};
   86:     $formname = 'logproblem';
   87:     my $machine = &Apache::lonnet::absolute_url();
   88:     if ($origurl =~ m-^https?://-) {
   89:         $server = $origurl;
   90:     } else {
   91:         $server = $machine.$origurl;
   92:     }
   93:     my $showserver = $server;
   94:     $showserver =~ s/\?.*$//;
   95:     my %lt = &Apache::lonlocal::texthash (
   96:                   email => 'The e-mail address you entered',
   97:                   notv => 'is not a valid e-mail address',
   98:                   rsub => 'You must include a subject',
   99:                   rdes => 'You must include a description',
  100:                   name => 'Name',
  101:                   subm => 'Submit Request',
  102:                   emad => 'E-mail address',
  103:                   unme => 'username',
  104:                   doma => 'domain',
  105:                   entu => 'Enter the username you use to log-in to LON-CAPA',
  106:                   chdo => 'Choose your LON-CAPA domain',
  107:                   entr => 'Enter the username you use to log-in to LON-CAPA, and your domain.',
  108:                   urlp => 'URL of page',
  109:                   phon => 'Phone',
  110:                   crsd => 'Course Details',
  111:                   enin => 'Enter institutional course code',
  112:                   pick => 'Pick',
  113:                   enct => 'Enter course title',
  114:                   secn => 'Section Number',
  115:                   sele => 'Select',
  116:                   titl => 'Title',
  117:                   lsec => 'LON-CAPA sec',
  118:                   subj => 'Subject',
  119:                   detd => 'Detailed Description',
  120:                   opfi => 'Optional file upload',
  121:                   uplf => 'Upload a file (e.g., a screenshot) relevant to your help request (128 KB max.)',
  122:                   fini => 'Finish',
  123:                   clfm => 'Clear Form',
  124:     );
  125:     my $scripttag = (<<"END");
  126: function validate() {
  127:     if (validmail(document.logproblem.email) == false) {
  128:         alert("$lt{'email'}: "+document.logproblem.email.value+" $lt{'notv'}.");
  129:         return;
  130:     }
  131:     if (document.logproblem.subject.value == '') {
  132:         alert("$lt{'rsub'}.");
  133:         return;
  134:     }
  135:     if (document.logproblem.description.value == '') {
  136:         alert("$lt{'rdes'}.");
  137:         return;
  138:     }
  139:     document.logproblem.submit();
  140: }
  141: 
  142: END
  143:     $scripttag .= &Apache::lonhtmlcommon::javascript_valid_email();
  144:     if ($cid) {
  145:         $cdom = $env{'course.'.$cid.'.domain'};
  146:         $cnum = $env{'course.'.$cid.'.num'};
  147:     }
  148:     if ($cdom && $cnum) {
  149:         my %csettings = &Apache::lonnet::get('environment',['description','internal.coursecode','internal.sectionnums'],$cdom,$cnum);
  150:         $ctitle = $csettings{'description'};
  151:         $ccode = $csettings{'internal.coursecode'};
  152:         $sectionlist = $csettings{'internal.sectionnums'};
  153:     }
  154: 
  155:     if ($env{'environment.permanentemail'}) {
  156:         $email = $env{'environment.permanentemail'};
  157:     } elsif ($env{'environment.critnotification'}) {
  158:         $email = $env{'environment.critnotification'};
  159:     } elsif ($env{'environment.notification'}) {
  160:         $email = $env{'environment.notification'};
  161:     }
  162:     if ($env{'environment.lastname'}) {
  163:         $lastname = $env{'environment.lastname'};
  164:     }
  165:     if ($env{'environment.firstname'}) {
  166:         $firstname = $env{'environment.firstname'};
  167:     }
  168:     my @sections = split(/,/,$sectionlist);
  169:     my %groupid;
  170:     foreach my $section (@sections) {
  171:         my ($sec,$grp) = split(/:/,$section);
  172:         $groupid{$sec} = $grp;
  173:     }
  174:     &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},['codedom']);
  175:     my $codedom = &get_domain();
  176:     my $details_title;
  177:     if ($codedom) {
  178:         $details_title = '<br />('.$codedom.')';
  179:     }
  180:     my %coursecodes;
  181:     my %codes;
  182:     my @codetitles;
  183:     my %cat_titles;
  184:     my %cat_order;
  185:     my %idlist;
  186:     my %idnums;
  187:     my %idlist_titles;
  188:     my $caller = 'global';
  189:     my $totcodes = 0;
  190:     my $format_reply;
  191:     my $jscript = '';
  192:     my $loaditems = qq|
  193: function initialize_codes() {
  194:     return;
  195: }
  196:     |;
  197:     if ($cnum) {
  198:         $coursecodes{$cnum} = $ccode;
  199:         if ($ccode eq '') {
  200:             $totcodes = &Apache::courseclassifier::retrieve_instcodes(\%coursecodes,$codedom,$totcodes);
  201:         } else {
  202:             $coursecodes{$cnum} = $ccode;
  203:             $caller = $cnum;
  204:             $totcodes ++;
  205:         }
  206:     } else { 
  207:         $totcodes = &Apache::courseclassifier::retrieve_instcodes(\%coursecodes,$codedom,$totcodes);
  208:     }
  209:     if ($totcodes > 0) {
  210:         if ($ccode eq '') {
  211:             $format_reply = &Apache::lonnet::auto_instcode_format($caller,$codedom,\%coursecodes,\%codes,\@codetitles,\%cat_titles,\%cat_order);
  212:             if ($format_reply eq 'ok') {
  213:                 my $numtypes = @codetitles;
  214:                 &Apache::courseclassifier::build_code_selections(\%codes,\@codetitles,\%cat_titles,\%cat_order,\%idlist,\%idnums,\%idlist_titles);
  215:                 my ($scripttext,$longtitles) = &Apache::courseclassifier::javascript_definitions(\@codetitles,\%idlist,\%idlist_titles,\%idnums,\%cat_titles);
  216:                 my $longtitles_str = join('","',@{$longtitles});
  217:                 my $allidlist = $idlist{$codetitles[0]};
  218:                 $jscript .= &Apache::courseclassifier::courseset_js_start($formname,$longtitles_str,$allidlist);
  219:                 $jscript .= $scripttext;
  220:                 $jscript .= &Apache::courseclassifier::javascript_code_selections($formname,@codetitles);
  221:                 $loaditems = '';
  222:             }
  223:         }
  224:     }
  225: 	
  226:     my $js = '<script type="text/javascript">'."\n$scripttag\n$jscript\n".
  227: 	'</script>';
  228:     my %add_entries = (topmargin    => "0",
  229: 		       marginheight => "0",
  230: 		       onLoad       =>"initialize_codes()",);
  231: 
  232:     
  233:     $r->print(&Apache::loncommon::start_page('Support Request',$js,
  234: 				       { 'function'    => $function,
  235: 					 'add_entries' => \%add_entries,
  236: 					 'only_body'   => 1,}));
  237:     if ($r->uri eq '/adm/helpdesk') {
  238:         &print_header($r,$origurl);
  239:     }
  240:     $r->print('<form method="post" name="logproblem" enctype="multipart/form-data">'."\n");
  241:     my $output = &Apache::lonhtmlcommon::start_pick_box().
  242:                  &Apache::lonhtmlcommon::row_title($lt{'name'},undef,'LC_oddrow_value')."\n";
  243:     my $fullname = '';
  244:     if ((defined($lastname) && $lastname ne '') && (defined($firstname) && $firstname ne '')) {
  245:         $fullname = "$firstname $lastname"; 
  246:         $output .= $fullname.'<input type="hidden" name="username" value="'.&HTML::Entities::encode($fullname,'"<>&').'" />';
  247:     } else {
  248:         if (defined($firstname) && $firstname ne '') {
  249:             $fullname = $firstname;
  250:         } elsif (defined($lastname) && $lastname ne '') {
  251:             $fullname = " $lastname";
  252:         }
  253:         $output .= '<input type="text" size="20" name="username" value="'.&HTML::Entities::encode($fullname,'"<>&').'" />';
  254:     }
  255:     $output .= '&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<input type="button" value="'.$lt{'subm'}.'" onclick="validate()" />&nbsp;'.
  256:                 &Apache::lonhtmlcommon::row_closure()."\n".
  257:                 &Apache::lonhtmlcommon::row_title($lt{'emad'},undef,'LC_evenrow_value').
  258:                 '<input type="text" size="20" name="email" value="'.
  259:                 &HTML::Entities::encode($email,'"<>&').'" /><br />'."\n".
  260:                 &Apache::lonhtmlcommon::row_closure().
  261:                 &Apache::lonhtmlcommon::row_title("$lt{'unme'}/$lt{'doma'}",undef,'LC_oddrow_value');
  262:     my $udom_input = '<input type="hidden" name="udom" value="'.
  263:                      &HTML::Entities::encode($udom,'"<>&').'" />';
  264:     my $uname_input = '<input type="hidden" name="uname" value="'.
  265:                       &HTML::Entities::encode($uname,'"<>&').'" />'; 
  266:     if (defined($uname) && defined($udom)) {
  267:         $output .= '<i>'.$lt{'unme'}.'</i>:&nbsp;'.$uname.'&nbsp;&nbsp;<i>'.$lt{'doma'}.'</i>:&nbsp;'.$udom.$udom_input.$uname_input;
  268:     } else {
  269:         my $udomform = '';
  270:         my $unameform = '';
  271:         if (defined($udom)) {
  272:             $output .= $lt{'entu'};
  273:         } elsif (defined($uname)) {
  274:             $output .= $lt{'chdo'};
  275:         } else {
  276:             $output .= $lt{'entr'};
  277:         }
  278:         $output .= '<br />';
  279:         if (defined($udom)) {
  280:             $udomform = '<i>'.$lt{'doma'}.'</i>:&nbsp;'.$udom.$udom_input;
  281:         } elsif (defined($uname)) {
  282:             $unameform = '<i>'.$lt{'unme'}.'</i>:&nbsp;'.$uname.'&nbsp;&nbsp;'.$uname_input;
  283:         }
  284:         if ($udomform eq '') {
  285:             $udomform = '<i>'.$lt{'doma'}.'</i>:&nbsp;';
  286:             $udomform .= &Apache::loncommon::select_dom_form($codedom,'udom');
  287:         }
  288:         if ($unameform eq '') {
  289:             $unameform= '<i>'.$lt{'unme'}.'</i>:&nbsp;<input type="text" size="12" name="uname" value="'.$uname.'" />&nbsp;&nbsp;';
  290:         }
  291:         $output .= $unameform.$udomform;
  292:     }
  293:     $output .= &Apache::lonhtmlcommon::row_closure().
  294:                &Apache::lonhtmlcommon::row_title("$lt{'urlp'}",undef,'LC_evenrow_value').
  295:                $showserver.'<input type="hidden" name="sourceurl" value="'.
  296:                &HTML::Entities::encode($server,'"<>&').'" />'.
  297:                &Apache::lonhtmlcommon::row_closure().
  298:                &Apache::lonhtmlcommon::row_title("$lt{'phon'}",undef,'LC_oddrow_value').
  299:                '<input type="text" size="15" name="phone" /><br />'.
  300:                &Apache::lonhtmlcommon::row_closure().
  301:                &Apache::lonhtmlcommon::row_title("$lt{'crsd'}$details_title",undef,'LC_evenrow_value');
  302:     if ($cnum) { 
  303:         if ($coursecodes{$cnum}) {
  304:             foreach my $item (@codetitles) {
  305:                 $output .= '<i>'.$item.'</i>:&nbsp;'.$codes{$cnum}{$item}.';&nbsp;';
  306:             }
  307:             $output .= '&nbsp;<input type="hidden" name="coursecode" value="'.&HTML::Entities::encode($coursecodes{$cnum},'"<>&').'" />';
  308:         } else {
  309:             $output .= $lt{'enin'}.':&nbsp;
  310:                   <input type="text" name="coursecode" size="15" value="" />';
  311:         }
  312:     } else {
  313:         if ($totcodes > 0) {
  314:             my $numtitles = @codetitles;
  315:             if ($numtitles == 0) {
  316:                 $output .= $lt{'enin'}.':&nbsp;
  317:                   <input type="text" name="coursecode" size="15" value="" />';
  318:             } else {
  319:                 my $lasttitle = $numtitles;
  320:                 if ($numtitles > 4) {
  321:                     $lasttitle = 4;
  322:                 } 
  323:                 $output .= '<table><tr><td>'.$codetitles[0].'<br />'."\n".
  324:                       '<select name="'.$codetitles[0].'" onchange="courseSet('."'$codetitles[0]'".')">'."\n".
  325:                       ' <option value="-1" />'.$lt{'sele'}."\n";
  326:                 my @items = ();
  327:                 my @longitems = ();
  328:                 if ($idlist{$codetitles[0]} =~ /","/) {
  329:                     @items = split(/","/,$idlist{$codetitles[0]});
  330:                 } else {
  331:                     $items[0] = $idlist{$codetitles[0]};
  332:                 }
  333:                 if (defined($idlist_titles{$codetitles[0]})) {
  334:                     if ($idlist_titles{$codetitles[0]} =~ /","/) {
  335:                         @longitems = split(/","/,$idlist_titles{$codetitles[0]});
  336:                     } else {
  337:                         $longitems[0] = $idlist_titles{$codetitles[0]};
  338:                     }
  339:                     for (my $i=0; $i<@longitems; $i++) {
  340:                         if ($longitems[$i] eq '') {
  341:                             $longitems[$i] = $items[$i];
  342:                         }
  343:                     }
  344:                 } else {
  345:                     @longitems = @items;
  346:                 }
  347:                 for (my $i=0; $i<@items; $i++) {
  348:                     $output .= ' <option value="'.$items[$i].'">'.$longitems[$i].'</option>'."\n";
  349:                 }
  350:                 $output .= '</select></td>';
  351:                 for (my $i=1; $i<$numtitles; $i++) {
  352:                     $output .= '<td>'.$codetitles[$i].'<br />'."\n".
  353:                      '<select name="'.$codetitles[$i].'" onchange="courseSet('."'$codetitles[$i]'".')">'."\n".
  354:                      '<option value="-1">&lt;-'.$lt{'pick'}.' '.$codetitles[$i-1].'</option>'."\n".
  355:                      '</select>'."\n".
  356:                      '</td>'."\n";
  357:                 }
  358:                 $output .= '</tr></table>';
  359:                 if ($numtitles > 4) {
  360:                     $output .= '<br /><br />'.$codetitles[$numtitles].'<br />'."\n".
  361:                           '<select name="'.$codetitles[$numtitles].'" onchange="courseSet('."'$codetitles[$numtitles]'".')">'."\n".
  362:                           '<option value="-1">&lt;-'.$lt{'pick'}.' '.$codetitles[$numtitles-1].'</option>'."\n".
  363:                           '</select>'."\n";
  364:                 }
  365:             }
  366:         } else {
  367:             $output .= $lt{'enin'}.':&nbsp;
  368:                   <input type="text" name="coursecode" size="15" value="" />';
  369:         }
  370:     }
  371:     if ($ctitle) {
  372:         $output .= '<br /><i>'.$lt{'titl'}.'</i>:&nbsp;'.$ctitle.
  373:                    '<input type="hidden" name="title" value="'.
  374:                    &HTML::Entities::encode($ctitle,'"<>&').'" />'."\n";
  375:     } else {
  376:         $output .= '<br />'.$lt{'enct'}.':&nbsp;
  377:                  <input type="text" name="title" size="25" value="" />'."\n";
  378:     }
  379:     $output .= &Apache::lonhtmlcommon::row_closure().
  380:                &Apache::lonhtmlcommon::row_title($lt{'secn'},undef,'LC_oddrow_value');
  381:     if ($sectionlist) {
  382:         $output .= "<select name=\"section\"\n>".
  383:                    "  <option value=\"\" selected=\"selected\">$lt{'sele'}</option>\n";
  384:         foreach my $id (sort(keys(%groupid))) {
  385:             if ($id eq $groupid{$id} || $groupid{$id} eq '') {
  386:                 $output .= "  <option value=".
  387:                            &HTML::Entities::encode($id,'"<>&').
  388:                            " >$id</option>\n";
  389:             } else {
  390:                 $output .= "  <option value=".
  391:                            &HTML::Entities::encode($id,'"<>&').
  392:                            " >$id - ($lt{'lsec'}: $groupid{$id})</option>\n";
  393:             }
  394:         }
  395:         $output .= "</select>";
  396:     } else {
  397:         $output .= '<input type="text" name="section" size="10" />';
  398:     }
  399:     $output .= &Apache::lonhtmlcommon::row_closure().
  400:                &Apache::lonhtmlcommon::row_title($lt{'subj'},undef,'LC_evenrow_value').
  401:                '  <input type="text" size="40" name="subject" />'."\n".
  402:                &Apache::lonhtmlcommon::row_closure().
  403:                &Apache::lonhtmlcommon::row_title($lt{'detd'},undef,'LC_oddrow_value').
  404:                '  <textarea rows="10" cols="45" name="description" wrap="virtual"></textarea>'.
  405:                &Apache::lonhtmlcommon::row_closure();
  406:     my $lastrow = 'LC_evenrow_value';
  407:     if (defined($env{'user.name'})) {
  408:         $output .= &Apache::lonhtmlcommon::row_title($lt{'opfi'},undef,'LC_evenrow_value').
  409:                    ' <input type="file" name="screenshot" size="20" /><br />'.$lt{'uplf'}."\n".
  410:         &Apache::lonhtmlcommon::row_closure();
  411:         $lastrow = 'LC_oddrow_value';
  412:     }
  413:     $output .= &Apache::lonhtmlcommon::row_title($lt{'fini'},undef,$lastrow);
  414:     $output .= <<END;
  415:              <table border="0" cellpadding="8" cellspacing="0">
  416:               <tr>
  417:                <td>
  418:                 <input type="hidden" name="command" value="process" />
  419:                 <input type="button" value="$lt{'subm'}" onclick="validate()" /> &nbsp;
  420:                </td>
  421:                <td>&nbsp;</td>
  422:                <td>
  423:                 <input type="reset" value="$lt{'clfm'}" />
  424:                </td>
  425:               </tr>
  426:              </table>
  427: END
  428:     $output .= &Apache::lonhtmlcommon::row_closure(1);
  429:     $output .= &Apache::lonhtmlcommon::end_pick_box();
  430:     $r->print(<<END);
  431: $output
  432: </form>
  433: <br />
  434: END
  435:     $r->print(&Apache::loncommon::end_page());
  436:     return;
  437: }
  438: 
  439: sub print_request_receipt {
  440:     my ($r,$url,$function) = @_;
  441:     my @ENVvars = ('HTTP_HOST','HTTP_USER_AGENT','REMOTE_ADDR','SERVER_ADDR','SERVER_NAME');
  442:     my @envvars = ('browser.os','browser.type','browser.version','user.home','request.role');
  443:     my @loncvars = ('user.name','user.domain','request.course.sec','request.course.id');
  444:     my @cookievars = ('lonID');
  445: 
  446:     my $admin = $Apache::lonnet::perlvar{'lonAdminMail'};
  447:     my $origmail = $Apache::lonnet::perlvar{'lonSupportEMail'};
  448:     my $defdom = &get_domain();
  449:     my $to = &Apache::loncommon::build_recipient_list(undef,'helpdeskmail',
  450:                                                       $defdom,$origmail);
  451:     my $from = $admin;
  452:     my $reporttime = &Apache::lonlocal::locallocaltime(time);
  453:     my @formvars = ('username','email','uname','udom','sourceurl','phone','section','coursecode','title','subject','description','screenshot');
  454: 
  455:     &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},\@formvars);
  456:     my $coursecode = $env{'form.coursecode'};
  457:     if ($coursecode eq '') {
  458:         if (defined($env{'form.Year'})) {
  459:             $coursecode .= $env{'form.Year'};
  460:         }
  461:         if (defined($env{'form.Semester'})) {
  462:             $coursecode .= $env{'form.Semester'};
  463:         }
  464:         if (defined($env{'form.Department'})) {
  465:             $coursecode .= $env{'form.Department'};
  466:         }
  467:         if (defined($env{'form.Number'})) {
  468:             $coursecode .= $env{'form.Number'};
  469:         }
  470:     }
  471:     my %lt = &Apache::lonlocal::texthash (
  472:                  username    => 'Name',
  473:                  email       => 'Email',
  474:                  user        => 'Username/domain',
  475:                  phone       => 'Phone',
  476:                  crsi        => 'Course Information',
  477:                  subject     => 'Subject',
  478:                  description => 'Description',
  479:                  sourceurl   => 'URL',
  480:                  date        => 'Date/Time',
  481:                  secn        => 'Section',
  482:                  asup        => 'A support request has been sent to',
  483:                  warn        => 'Warning: Problem with support e-mail address',
  484:                  your        => 'Your support request contained the following information',
  485:                  sect        => 'section',
  486:                  info        => 'Information supplied',
  487:                  adin        => 'Additional information recorded',
  488:     );
  489:  
  490:     $env{'form.user'} = "'".$env{'form.uname'}.':'.$env{'form.udom'}."'";
  491:     $env{'form.csri'} = $env{'form.title'}.' - '.$coursecode.' - '.$lt{'sect'}.': '.$env{'form.section'};
  492:     my $supportmsg = <<END;
  493: $lt{'username'}: $env{'form.username'}
  494: $lt{'email'}: $env{'form.email'}
  495: $lt{'user'}: $env{'form.user'}
  496: $lt{'phone'}: $env{'form.phone'}
  497: $lt{'crsi'}: $env{'form.csri'}
  498: $lt{'subject'}: $env{'form.subject'}
  499: $lt{'description'}: $env{'form.description'}
  500: $lt{'sourceurl'}: $env{'form.sourceurl'}
  501: $lt{'date'}: $reporttime
  502: 
  503: END
  504:     my $displaymsg;
  505:     foreach my $item ('username','email','user','phone','crsi','subject','description','sourceurl') {
  506:         if ($env{'form.'.$item} ne '') {
  507:             if ($item eq 'description') {
  508:                 my $descrip = $env{'form.description'};
  509:                 $descrip =~ s|\n|<br />|g;
  510:                 $displaymsg .= 
  511:                     '<span class="LC_helpform_receipt_cat">'.
  512:                     "$lt{$item}</span>: $descrip<br />\n";
  513:             } elsif ($item eq 'sourceurl') {
  514:                 my $showurl = $env{'form.sourceurl'};
  515:                 $showurl =~ s/\?.*$//;
  516:                 $displaymsg .= 
  517:                     '<span class="LC_helpform_receipt_cat">'.
  518:                     "$lt{$item}</span>: $showurl<br />\n";
  519:             } else {
  520:                 $displaymsg .= 
  521:                     '<span class="LC_helpform_receipt_cat">'.
  522:                     "$lt{$item}</span>: $env{'form.'.$item}<br />\n";
  523:             }
  524:         }
  525:     }
  526:     $displaymsg .= '<span class="LC_helpform_receipt_cat">'.
  527:                    $lt{'date'}.'</span>: '.$reporttime.'<br />'."\n";
  528: 
  529:     my $start_page = 
  530: 	&Apache::loncommon::start_page('Support request recorded',undef,
  531: 				       {'function'    => $function,
  532: 					'add_entries' => {
  533: 					    topmargin    => "0",
  534: 					    marginheight => "0",
  535: 					},
  536: 					'only_body'   => 1,});
  537: 
  538:     $r->print(<<"END");
  539: $start_page
  540: <form name="logproblem">
  541: <input type="hidden" name="command" value="result" />
  542: </form>
  543: END
  544:     if ($r->uri eq '/adm/helpdesk') {
  545:         &print_header($r,$url,'process');
  546:     }
  547:     my $bad_email = 0;
  548:     if ($to =~ /,/) {
  549:         my @ok_email; 
  550:         foreach my $email (split(/,/,$to)) {
  551:             if ($email =~ m/^[^\@]+\@[^\@]+$/) {
  552:                 push(@ok_email,$email);
  553:             }
  554:         }
  555:         if (@ok_email > 0) {
  556:             $to = join(',',@ok_email);
  557:         } elsif ($admin =~ m/^[^\@]+\@[^\@]+$/) {
  558:             $to = $admin;
  559:         } else {
  560:             $bad_email = 1;
  561:         }
  562:     } elsif ($to !~ m/^[^\@]+\@[^\@]+$/) {
  563:         if ($admin =~ m/^[^\@]+\@[^\@]+$/) {
  564:             $to = $admin;
  565:         } else {
  566:             $bad_email = 1;
  567:         }
  568:     }
  569:     if ($bad_email) {
  570:         $r->print('
  571:  <h3>'.$lt{'warn'}.'</h3>'.
  572: &mt('As the e-mail address provided for this LON-CAPA server ([_1]) does not appear to be a valid e-mail address, your support request has <b>not</b> been sent to the LON-CAPA support staff or administrator at your institution.',$to).' '.&mt('Instead a copy has been sent to the LON-CAPA support team at Michigan State University.')); 
  573:             $to = 'helpdesk@lon-capa.org';
  574:     } else {
  575:         $r->print('<h3>'.$lt{'asup'}.' '.$to.'</h3>');
  576:     }
  577:     if (defined($env{'form.email'})) {
  578:         if ($env{'form.email'} =~ m/^[^\@]+\@[^\@]+$/) {
  579:             $from = $env{'form.email'};
  580:         }
  581:     }
  582: 
  583:     my $subject = $env{'form.subject'};
  584:     $subject =~ s/(`)/'/g;
  585:     $subject =~ s/\$/\(\$\)/g;
  586:     $supportmsg =~ s/(`)/'/g;
  587:     $supportmsg =~ s/\$/\(\$\)/g;
  588:     $displaymsg =~ s/(`)/'/g;
  589:     $displaymsg =~ s/\$/\(\$\)/g;
  590:     my $fname;
  591: 
  592:     my $attachmentpath = '';
  593:     my $attachmentsize = '';
  594:     if (defined($env{'user.name'})) {
  595:         if ($env{'form.screenshot.filename'}) {
  596:             $attachmentsize = length($env{'form.screenshot'});
  597:             if ($attachmentsize > 131072) {
  598:                 $displaymsg .= '<br />'.&mt('The uploaded screenshot file ([_1] bytes) included with your request exceeded the maximum allowed size - 128 KB, and has therefore been discarded.',$attachmentsize);
  599:             } else {
  600:                 $attachmentpath=&Apache::lonnet::userfileupload('screenshot',undef,'helprequests');
  601:             }
  602:         }
  603:     }
  604: 
  605:     my %cookies;
  606:     my $cookie=CGI::Cookie->parse($r->header_in('Cookie'));
  607:     if ($$cookie{'lonID'} =~ /lonID=($LONCAPA::handle_re);/) {
  608:         $cookies{'lonID'} = $1;
  609:     }
  610: 
  611:     if ($attachmentpath =~ m-/([^/]+)$-) {
  612:         $fname = $1;
  613:         $displaymsg .= '<br />'.&mt('An uploaded screenshot file \'[_1]\' ([_2] bytes) was included in the request sent by [_3].',$fname,$attachmentsize,$env{'user.name'}.': '.$env{'user.domain'});
  614:         $supportmsg .= "\n";
  615:         foreach my $var (@cookievars) {
  616:             $supportmsg .= "$var: $cookies{$var}\n";
  617:         }
  618:         foreach my $var(@ENVvars) {
  619:             $supportmsg .= "$var: $ENV{$var}\n";
  620:         }
  621:         foreach my $var (@envvars) {
  622:             $supportmsg .= "$var: $env{$var}\n";
  623:         }
  624:     }
  625:  
  626:     my $msg = MIME::Lite->new(
  627:                  From    => $from,
  628:                  To      => $to,
  629:                  Subject => $subject,
  630:                  Type    =>'TEXT',
  631:                  Data    => $supportmsg,
  632:                  );
  633: 
  634:     if ($attachmentpath) {
  635:         my ($type, $encoding) = MIME::Types::by_suffix($attachmentpath);
  636:         $msg->attach(Type     => $type,
  637:                      Path     => $attachmentpath,
  638:                      Filename => $fname
  639:                      );
  640: 
  641:     } else {
  642:         my $envdata = '';
  643:         foreach my $var (@cookievars) {
  644:             $envdata .= "$var: $cookies{$var}\n";
  645:         }
  646:         foreach my $var (@ENVvars) {
  647:             $envdata .= "$var: $ENV{$var}\n";
  648:         }
  649:         foreach my $var (@envvars) {
  650:             $envdata .= "$var: $env{$var}\n";
  651:         }
  652:         foreach my $var (@loncvars) {
  653:             $envdata .= "$var: $env{$var}\n";
  654:         }
  655:         $msg->attach(Type => 'TEXT',
  656:                      Data => $envdata);
  657:     }
  658: 
  659: ### Send it:
  660:     $msg->send('sendmail');
  661: 
  662:     if ($attachmentpath =~ m|$Apache::lonnet::perlvar{'lonDaemons'}/tmp/helprequests/(\d+)/[^/]+|) {
  663:         unlink($attachmentpath);
  664:     }
  665:     $r->print('<b>'.$lt{'your'}.'</b>:<br /><br />'."\n");
  666:     $r->print(&Apache::lonhtmlcommon::start_pick_box('LC_helpform_receipt').
  667:               &Apache::lonhtmlcommon::row_title($lt{'info'},undef,'LC_oddrow_value')."\n".$displaymsg."\n".
  668:               &Apache::lonhtmlcommon::row_closure().
  669:               &Apache::lonhtmlcommon::row_title($lt{'adin'},undef,'LC_evenrow_value'));
  670:     my $envmsg;
  671:     foreach my $var (@cookievars) {
  672:         if ($cookies{$var} ne '') {
  673:             $envmsg.= '<span class="LC_helpform_receipt_cat">'.
  674:                       $var.'</span>:&nbsp;'.$cookies{$var}.', ';
  675:         }
  676:     }
  677:     foreach my $var (@ENVvars) {
  678:         if ($ENV{$var} ne '') {
  679:             $envmsg .= '<span class="LC_helpform_receipt_cat">'.
  680:                        $var.'</span>:&nbsp;'.$ENV{$var}.', ';
  681:         }
  682:     }
  683:     foreach my $var (@envvars) {
  684:         if ($env{$var} ne '') { 
  685:             $envmsg .= '<span class="LC_helpform_receipt_cat">'.
  686:                        $var.'</span>:&nbsp;'.$env{$var}.', ';
  687:         }
  688:     }
  689:     $envmsg =~ s/, $//;
  690:     $r->print($envmsg."\n".
  691:               &Apache::lonhtmlcommon::row_closure(1)."\n".
  692:               &Apache::lonhtmlcommon::end_pick_box()."\n".
  693:               &Apache::loncommon::end_page());
  694: }
  695: 
  696: sub print_header {
  697:     my ($r,$origurl,$command) = @_;
  698:     my $location=&Apache::loncommon::lonhttpdurl("/adm");
  699:     my ($component_url);
  700:     my $helpdesk_link = '<a href="javascript:validate()">';
  701:     if ($command eq 'process') {
  702:         $helpdesk_link = '<a href="/adm/helpdesk">';
  703:     }
  704:     my %lt = &Apache::lonlocal::texthash (
  705:                                            login => 'Log-in help',
  706:                                            ask   => 'Ask helpdesk',
  707:                                            getst => 'Getting started guide',
  708:                                            back =>  'Back to last location'
  709:                                          );
  710:     my ($getstartlink,$getstarttext);
  711:     if (-e $Apache::lonnet::perlvar{'lonDocRoot'}.'/adm/gettingstarted.html') {
  712:         $getstartlink = qq|<td align="center">&nbsp;<b><a href="/adm/gettingstarted.html">$lt{'getst'}</a></td>|;
  713:         $getstarttext = ' '.&mt('and the "Getting started" guide').' ';
  714:     }
  715:     $r->print(<<END);
  716: <table width="620" border="0" cellspacing="0" cellpadding="0" height="55">   <tr height="50">    <td width='5'>&nbsp;</td>
  717:    <td>
  718:     <fieldset><legend><img src="$location/lonIcons/minilogo.gif" height='20' width='29' valign='bottom' />&nbsp;&nbsp;<b><font size="+1">LON-CAPA help/support</font></b></legend>
  719:  <table id="LC_helpmenu_links">
  720:    <tr>
  721:     <td align="center"><span class="LC_nobreak"><img src="$location/help/gif/smallHelp.gif" border="0" alt="($lt{'login'})" valign="middle" />&nbsp;<b><a href="/adm/loginproblems.html">$lt{'login'}</a></b>&nbsp;</span></td>
  722:     <td align="center"><span class="LC_nobreak">&nbsp;<b>$helpdesk_link<img src="$location/lonIcons/helpdesk.gif" border="0" alt="($lt{'ask'})" valign="middle" />&nbsp;$lt{'ask'}</a></b>&nbsp;</span></td>$getstartlink
  723:     <td align="center"><span class="LC_nobreak">&nbsp;<b><a href="$origurl" target="_top"><img src="$location/lonIcons/move_up.gif" border="0" alt="($lt{'back'})" valign="middle" />&nbsp;$lt{'back'}</a></b>&nbsp;</span></td>
  724:    </tr>
  725:  </table>
  726: </fieldset>
  727:   </td>
  728:   <td width='5'>&nbsp;</td>
  729:  </tr>
  730:  <tr height='5'>
  731:   <td colspan='3' height='5'>&nbsp;</td>
  732:  </tr>
  733: END
  734:     if  ($command ne 'process') {
  735:         $r->print('
  736:  <tr>
  737:   <td colspan="3">'.&mt('
  738: Please review the information in "Log-in help"').$getstarttext.' '.&mt('if you are unable to log-in').'.  '.&mt('If your problem is still unresolved, the form below can be used to send a question to the LON-CAPA helpdesk').'.<br /><font size="-1"><b>'.&mt('Students').'</b>: '.&mt('Do <b>not</b> use this form to ask questions about course content.').' '.&mt('Contact your instructor instead.').'</font><br /><br />
  739:   </td>
  740:  </tr>');
  741:     }
  742:     $r->print('
  743: </table>');
  744:     return;
  745: }
  746: 
  747: sub get_domain {
  748:     my $codedom;
  749:     if (exists($env{'form.codedom'})) {
  750:         $codedom = $env{'form.codedom'};
  751:     } elsif ($env{'request.course.id'}) {
  752:         $codedom = $env{'course.'.$env{'request.course.id'}.'.domain'};
  753:     } elsif ($env{'request.role.domain'}) {
  754:         $codedom = $env{'request.role.domain'};
  755:     } else {
  756:         $codedom = $Apache::lonnet::perlvar{'lonDefDomain'};
  757:     }
  758:     return $codedom;
  759: }
  760: 
  761: 1;

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