Annotation of loncom/interface/resetpw.pm, revision 1.23.2.2.2.1

1.1       raeburn     1: # The LearningOnline Network
                      2: # Allow access to password changing via a token sent to user's e-mail. 
                      3: #
1.23.2.2.2.1! raeburn     4: # $Id: resetpw.pm,v 1.23.2.2 2010/12/24 21:21:51 raeburn Exp $
1.14      bisitz      5: #
1.1       raeburn     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: #
1.21      raeburn    29: 
                     30: =pod
                     31: 
                     32: =head1 NAME
                     33: 
1.22      raeburn    34: Apache::resetpw: reset user password.
1.21      raeburn    35: 
                     36: =head1 SYNOPSIS
                     37: 
                     38: Handles resetting of forgotten passwords.
                     39: 
                     40: This is part of the LearningOnline Network with CAPA project
                     41: described at http://www.lon-capa.org.
                     42:  
                     43: =head1 OVERVIEW
                     44: 
                     45: A user with an e-mail address associated with his/her LON-CAPA username
1.22      raeburn    46: can reset a forgotten password, using a link sent to the e-mail address
1.21      raeburn    47: if the authentication type for the account is "internal".
                     48: 
                     49: =cut
                     50: 
1.1       raeburn    51: package Apache::resetpw;
                     52: 
                     53: use strict;
                     54: use Apache::Constants qw(:common);
                     55: use Apache::lonacc;
                     56: use Apache::lonnet;
                     57: use Apache::loncommon;
                     58: use Apache::lonlocal;
                     59: use LONCAPA;
                     60: 
                     61: sub handler {
                     62:     my $r = shift;
                     63:     &Apache::loncommon::content_type($r,'text/html');
                     64:     $r->send_http_header;
                     65:     if ($r->header_only) {
                     66:         return OK;
                     67:     }
                     68:     my $contact_name = &mt('LON-CAPA helpdesk');
                     69:     my $contact_email =  $r->dir_config('lonSupportEMail');
                     70:     my $server = $r->dir_config('lonHostID');
1.19      raeburn    71:     my $defdom = &Apache::lonnet::default_login_domain();
1.23.2.2  raeburn    72:     my $handle = &Apache::lonnet::check_for_valid_session($r);
                     73:     my $lonidsdir=$r->dir_config('lonIDsDir');
                     74:     if ($handle ne '') {
                     75:         if ($handle=~/^publicuser\_/) {
                     76:             unlink($r->dir_config('lonIDsDir')."/$handle.id");
                     77:         } else {
                     78:             &Apache::lonnet::transfer_profile_to_env($lonidsdir,$handle);
                     79:         }
                     80:     }
1.1       raeburn    81:     &Apache::lonacc::get_posted_cgi($r);
                     82:     &Apache::lonlocal::get_language_handle($r);
1.23.2.2.2.1! raeburn    83:     &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},['token',
        !            84:                                             'uname','useremail','referrer']);
1.1       raeburn    85:     
                     86:     my @emailtypes = ('permanentemail','critnotification','notification');
1.23.2.2.2.1! raeburn    87:     my $uname = $env{'form.uname'};
        !            88:     my $useremail = $env{'form.useremail'};
1.1       raeburn    89:     my $udom = $env{'form.udom'};
                     90:     my $token = $env{'form.token'};
1.23.2.2.2.1! raeburn    91:     my $case_change;
1.23.2.2  raeburn    92:     my $brcrum = [];
                     93:     my $bread_crumbs_component = 'Forgotten Password';
                     94:     if ($token) {
                     95:         push (@{$brcrum},
                     96:             {href => '/adm/resetpw',
                     97:              text => 'Update Password'});
                     98: 
                     99:         $bread_crumbs_component = 'Reset Password';
                    100:     } else {
                    101:         push (@{$brcrum},
                    102:             {href => '/adm/resetpw',
                    103:              text => 'Account Information'});
                    104:         if ($uname && $udom) {
                    105:             push (@{$brcrum},
                    106:                 {href => '/adm/resetpw',
                    107:                  text => 'Result'});
                    108:         }
                    109:     }
                    110:     my $args = {bread_crumbs           => $brcrum,
                    111:                 bread_crumbs_component => $bread_crumbs_component,
                    112:                'no_inline_link'        => 1};
                    113:     $r->print(&Apache::loncommon::start_page('Reset password','',$args));
1.11      bisitz    114:     $r->print('<h3>'.&mt('Reset forgotten LON-CAPA password').'</h3>');
1.1       raeburn   115:     my $output;
                    116:     if ($token) {
                    117:         $output = &reset_passwd($r,$token,$contact_name,$contact_email);
1.23.2.2.2.1! raeburn   118:     } elsif ($uname && $udom && ($env{'form.referrer'} ne 'createaccount')) {
1.6       albertel  119:         my $domdesc = &Apache::lonnet::domain($udom,'description');
1.23.2.2.2.1! raeburn   120:         my $homeserver = &Apache::lonnet::homeserver($uname,$udom);
        !           121:         if ($homeserver eq 'no_host') {
        !           122:             my $lc_uname =  lc($uname);
        !           123:             if ($lc_uname ne $uname) {
        !           124:                 $homeserver = &Apache::lonnet::homeserver($lc_uname,$udom);
        !           125:                 unless ($homeserver eq 'no_host') {
        !           126:                     $uname = $lc_uname;
        !           127:                     $useremail = lc($env{'form.useremail'});
        !           128:                     $case_change = 1;
        !           129:                 }
        !           130:             }
        !           131:         }
1.1       raeburn   132:         my $authtype = &Apache::lonnet::queryauthenticate($uname,$udom);
                    133:         if ($authtype =~ /^internal/) {
1.3       raeburn   134:             if ($useremail !~ /^[^\@]+\@[^\@]+\.[^\@\.]+$/) {
                    135:                 $output = &invalid_state('baduseremail',$domdesc,
                    136:                                          $contact_name,$contact_email);
                    137:             } else {
                    138:                 my %userinfo = 
1.4       albertel  139: 		    &Apache::lonnet::get('environment',\@emailtypes,
                    140: 					 $udom,$uname);
1.18      raeburn   141:                 my @allemails;
1.3       raeburn   142:                 foreach my $type (@emailtypes) {
1.18      raeburn   143:                     my $email = $userinfo{$type};
                    144:                     my @items;
                    145:                     if ($email =~ /,/) {
                    146:                         @items = split(',',$userinfo{$type});
                    147:                     } else {
                    148:                         @items = ($email);
                    149:                     }
                    150:                     foreach my $item (@items) {
                    151:                         if ($item =~ /^[^\@]+\@[^\@]+\.[^\@\.]+$/) {
1.23.2.2.2.1! raeburn   152:                             if ($case_change) {
        !           153:                                 my $lcitem = lc($item);
        !           154:                                 unless(grep(/^\Q$lcitem\E$/,@allemails)) {
        !           155:                                     push(@allemails,$lcitem);
        !           156:                                 }
        !           157:                             } else {
        !           158:                                 unless(grep(/^\Q$item\E$/,@allemails)) { 
        !           159:                                     push(@allemails,$item);
        !           160:                                 }
1.18      raeburn   161:                             }
                    162:                         }
1.3       raeburn   163:                     }
                    164:                 }
1.18      raeburn   165:                 if (@allemails > 0) {
                    166:                     if (grep(/^\Q$useremail\E$/,@allemails)) {
                    167:                         $output = &send_token($uname,$udom,$useremail,$server,
1.3       raeburn   168:                                               $domdesc,$contact_name,
                    169:                                               $contact_email);
                    170:                     } else {
                    171:                         $output = &invalid_state('mismatch',$domdesc,
                    172:                                                  $contact_name,
                    173:                                                  $contact_email);
                    174:                     }
                    175:                 } else {
                    176:                     $output = &invalid_state('missing',$domdesc,
                    177:                                              $contact_name,$contact_email);
1.1       raeburn   178:                 }
                    179:             }
                    180:         } elsif ($authtype =~ /^(krb|unix|local)/) { 
                    181:             $output = &invalid_state('authentication',$domdesc,
                    182:                                      $contact_name,$contact_email);
                    183:         } else {
                    184:             $output = &invalid_state('invalid',$domdesc,
                    185:                                      $contact_name,$contact_email);
                    186:         }
                    187:     } else {
1.23.2.2.2.1! raeburn   188:         $output = &get_uname($defdom,$uname,$useremail);
1.1       raeburn   189:     }
                    190:     $r->print($output);
                    191:     $r->print(&Apache::loncommon::end_page());
                    192:     return OK;
                    193: }
                    194: 
                    195: sub get_uname {
1.23.2.2.2.1! raeburn   196:     my ($defdom,$uname,$useremail) = @_;
1.1       raeburn   197:     my %lt = &Apache::lonlocal::texthash(
                    198:                                          unam => 'username',
                    199:                                          udom => 'domain',
1.12      schafran  200:                                          uemail => 'E-mail address in LON-CAPA',
1.1       raeburn   201:                                          proc => 'Proceed');
1.23.2.2.2.1! raeburn   202:     my %value;
        !           203:     if ($env{'form.referrer'} eq 'createaccount') {
        !           204:         $value{'uname'} = $uname;
        !           205:         $value{'useremail'} = $useremail;
        !           206:     }
        !           207:     if ($env{'form.referrer'} eq 'createaccount') {
        !           208:         $value{'uname'} = $uname;
        !           209:         $value{'useremail'} = $useremail;
        !           210:     }
        !           211:     my $msg = '<br />'.&mt('To be able to reset a forgotten password:')
        !           212:            .'<ul><li>'.&mt('An e-mail address must have previously been associated with your [_1] username.','Learn Physics').'</li>'
        !           213:            .'<li>'.&mt('You must be able to access e-mail sent to the e-mail address associated with your [_1] account.','Learn Physics').'</li></ul><br />'
        !           214:            .&mt('In most cases the [_1] username is the same as your e-mail address, in which case you will enter the same information twice.','Learn Physics').'<br /><br />';
1.23.2.2  raeburn   215:     $msg .= '<form name="forgotpw" method="post" action="/adm/resetpw">'.
                    216:             &Apache::lonhtmlcommon::start_pick_box().
1.23.2.2.2.1! raeburn   217:             &Apache::lonhtmlcommon::row_title('Learn Physics '.$lt{'unam'}).
        !           218:             '<input type="text" name="uname" size="30" value="'.$value{'uname'}.'" />'.
        !           219:             '<input type="hidden" name="udom" value="'.$defdom.'" />'.
1.23.2.2  raeburn   220:             &Apache::lonhtmlcommon::row_closure(1).
                    221:             &Apache::lonhtmlcommon::row_title($lt{'uemail'}).
1.23.2.2.2.1! raeburn   222:             '<input type="text" name="useremail" size="30" value="'.$value{'useremail'}.'" />'.
1.23.2.2  raeburn   223:             &Apache::lonhtmlcommon::end_pick_box().
1.23.2.2.2.1! raeburn   224:             '<br /><br /><input type="submit" name="resetter" value="'.$lt{'proc'}.'" /></form>'."\n";
1.1       raeburn   225:     return $msg;
                    226: }
                    227: 
                    228: sub send_token {
                    229:     my ($uname,$udom,$email,$server,$domdesc,$contact_name,
                    230:         $contact_email) = @_;
1.11      bisitz    231:     my $msg = &mt('Thank you for your request to reset the password for your LON-CAPA account.').'<br /><br />';
1.1       raeburn   232: 
                    233:     my $now = time;
                    234:     my $temppasswd = &create_passwd();
1.2       albertel  235:     my %info = ('ip'         => $ENV{'REMOTE_ADDR'},
                    236: 		'time'       => $now,
                    237: 		'domain'     => $udom,
                    238: 		'username'   => $uname,
                    239: 		'email'      => $email,
                    240: 		'temppasswd' => $temppasswd);
1.1       raeburn   241: 
1.3       raeburn   242:     my $token = &Apache::lonnet::tmpput(\%info,$server,'resetpw');
                    243:     if ($token !~ /^error/ && $token ne 'no_such_host') {
1.2       albertel  244:         my $esc_token = &escape($token);
1.15      raeburn   245:         my $showtime = &Apache::lonlocal::locallocaltime(time);
                    246:         my $reseturl = &Apache::lonnet::absolute_url().'/adm/resetpw?token='.$esc_token;
1.23.2.2  raeburn   247:         my $mailmsg = &mt('A request was submitted on [_1] for reset of the password for your LON-CAPA account.',$showtime)." \n".&mt('To complete this process please open a web browser and enter the following URL in the address/location box: [_1]',"\n\n".$reseturl);
1.1       raeburn   248:         my $result = &send_mail($domdesc,$email,$mailmsg,$contact_name,
                    249:                                 $contact_email);
                    250:         if ($result eq 'ok') {
1.23.2.2.2.1! raeburn   251:             $msg .= &mt('An e-mail sent to the e-mail address associated with your LON-CAPA account includes the web address for the link you should use to complete the reset process.').'<br /><br />'.&mt('The link included in the message will be valid for the next [_1]two[_2] hours.','<b>','</b>');
1.1       raeburn   252:         } else {
1.7       albertel  253:             $msg .= &mt("An error occurred when sending a message to the e-mail address associated with your LON-CAPA account. Please contact the [_1] ([_2]) for assistance.",$contact_name,$contact_email);
1.1       raeburn   254:         }
                    255:     } else {
1.4       albertel  256:         $msg .= &mt("An error occurred creating a token required for the password reset process. Please contact the [_1] ([_2]) for assistance.",$contact_name,$contact_email);
1.1       raeburn   257:     }
                    258:     return $msg;
                    259: }
                    260: 
                    261: sub send_mail {
                    262:     my ($domdesc,$email,$mailmsg,$contact_name,$contact_email) = @_;
                    263:     my $outcome;
                    264:     my $requestmail = "To: $email\n".
                    265:                       "From: $contact_name <$contact_email>\n".
                    266:                       "Subject: ".&mt('Your LON-CAPA account')."\n".
1.23.2.1  raeburn   267:                       "Content-type: text/plain\;charset=UTF-8\n".
1.1       raeburn   268:                       "\n\n".$mailmsg."\n\n".
                    269:                       &mt('[_1] LON-CAPA support team',$domdesc)."\n".
                    270:                       "$contact_email\n";
                    271:     if (open(MAIL, "|/usr/lib/sendmail -oi -t -odb")) {
                    272:         print MAIL $requestmail;
                    273:         close(MAIL);
                    274:         $outcome = 'ok';
                    275:     } else {
                    276:         $outcome = 'fail';
                    277:     }
                    278:     return $outcome;
                    279: }
                    280: 
                    281: sub invalid_state {
                    282:     my ($error,$domdesc,$contact_name,$contact_email) = @_;
                    283:     my $msg;
                    284:     if ($error eq 'invalid') {
1.23.2.2  raeburn   285:         $msg = '<p class="LC_warning">'.&mt('The username you provided was not verified as a valid username in the LON-CAPA system for the [_1] domain.',$domdesc)
                    286:               .'</p>'.&mt('Please [_1]go back[_2] and try again.','<a href="javascript:history.go(-1)"><u>','</u></a>');
1.1       raeburn   287:     } else {
1.3       raeburn   288:         if ($error eq 'baduseremail') {
                    289:             $msg = &mt('The e-mail address you provided does not appear to be a valid address.');
                    290:         } elsif ($error eq 'mismatch') {
                    291:             $msg = &mt('The e-mail address you provided does not match the address recorded in the LON-CAPA system for the username and domain you provided.');  
                    292:         } elsif ($error eq 'missing') {
1.1       raeburn   293:             $msg = &mt('A valid e-mail address was not located in the LON-CAPA system for the username and domain you provided.');
                    294:         } elsif ($error eq 'authentication') {
                    295:             $msg = &mt('The username you provided uses an authentication type which can not be reset directly via LON-CAPA.');
                    296:         }
1.23.2.2  raeburn   297:         $msg = '<p class="LC_warning">'.$msg.'</p>';
1.1       raeburn   298:         if ($contact_email ne '') {
                    299:             my $escuri = &HTML::Entities::encode('/adm/resetpw','&<>"');
1.8       bisitz    300:             $msg .= '<br /> '.&mt('You may wish to contact the [_1]LON-CAPA helpdesk[_2] for the [_3] domain.'
                    301:                                  ,'<a href="/adm/helpdesk?origurl='.$escuri.'">','</a>',$domdesc);
1.1       raeburn   302:         } else {
1.8       bisitz    303:             $msg .= '<br /> '.&mt('You may wish to send an e-mail to the server administrator: [_1] for the [_2] domain.',$Apache::lonnet::perlvar{'AdminEmail'},$domdesc);
1.1       raeburn   304:         }
                    305:     }
                    306:     return $msg;
                    307: }
                    308: 
                    309: sub reset_passwd {
                    310:     my ($r,$token,$contact_name,$contact_email) = @_;
                    311:     my $msg;
                    312:     my %data = &Apache::lonnet::tmpget($token);
                    313:     my $now = time;
                    314:     if (keys(%data) == 0) {
1.17      bisitz    315:         $msg = &mt('Sorry, the URL you provided to complete the reset of your password was invalid. Either the token included in the URL has been deleted or the URL you provided was invalid. Please submit a [_1]new request[_2] for a password reset, and follow the link to the new URL included in the e-mail that will be sent to you, to allow you to enter a new password.'
                    316:                   ,'<a href="/adm/resetpw">','</a>');
1.1       raeburn   317:         return $msg;
                    318:     }
                    319:     if (($data{'time'} =~ /^\d+$/) && 
                    320:         ($data{'username'} ne '') && 
                    321:         ($data{'domain'} ne '') && 
1.3       raeburn   322:         ($data{'email'}  =~ /^[^\@]+\@[^\@]+\.[^\@\.]+$/) && 
1.1       raeburn   323:         ($data{'temppasswd'} =~/^\w+$/)) {
1.9       raeburn   324:         my $reqtime = &Apache::lonlocal::locallocaltime($data{'time'});
1.1       raeburn   325:         if ($now - $data{'time'} < 7200) {
                    326:             if ($env{'form.action'} eq 'verify_and_change_pass') {
1.23.2.2.2.1! raeburn   327:                 my $homeserver = &Apache::lonnet::homeserver($env{'form.uname'},$env{'form.udom'});
        !           328:                 if ($homeserver eq 'no_host') {
        !           329:                     my $lc_uname =  lc($env{'form.uname'});
        !           330:                     if ($lc_uname ne $env{'form.uname'}) {
        !           331:                         $homeserver = &Apache::lonnet::homeserver($lc_uname,$env{'form.udom'});
        !           332:                         unless ($homeserver eq 'no_host') {
        !           333:                             if ($env{'form.uname'} eq $env{'form.email'}) {
        !           334:                                 $env{'form.email'} = $lc_uname;
        !           335:                             }
        !           336:                             $env{'form.uname'} = $lc_uname;
        !           337:                         }
        !           338:                     }
        !           339:                 }
1.22      raeburn   340:                 unless (($env{'form.uname'} eq $data{'username'}) && ($env{'form.udom'} eq $data{'domain'}) && ($env{'form.email'} eq $data{'email'})) {
                    341:                     $msg = &generic_failure_msg($contact_name,$contact_email);
                    342:                     return $msg;
                    343:                 }
1.1       raeburn   344:                 my $change_failed = 
1.2       albertel  345: 		    &Apache::lonpreferences::verify_and_change_password($r,'reset_by_email',$token);
1.1       raeburn   346:                 if (!$change_failed) {
                    347:                     my $delete = &Apache::lonnet::tmpdel($token);
1.9       raeburn   348:                     my $now = &Apache::lonlocal::locallocaltime(time);
1.1       raeburn   349:                     my $domdesc = 
1.6       albertel  350: 			&Apache::lonnet::domain($data{'domain'},'description');
1.1       raeburn   351:                     my $mailmsg = &mt('The password for your LON-CAPA account in the [_1] domain was changed [_2] from IP address: [_3].  If you did not perform this change or authorize it, please contact the [_4] ([_5]).',$domdesc,$now,$ENV{'REMOTE_ADDR'},$contact_name,$contact_email)."\n";
                    352:                     my $result = &send_mail($domdesc,$data{'email'},$mailmsg,
                    353:                                             $contact_name,$contact_email);
                    354:                     if ($result eq 'ok') {
                    355:                         $msg .= &mt('An e-mail confirming setting of the password for your LON-CAPA account has been sent to [_1].',$data{'email'});
                    356:                     } else {
                    357:                         $msg .= &mt('An error occurred when sending e-mail to [_1] confirming setting of your new password.',$data{'email'});
                    358:                     }
1.17      bisitz    359:                     $msg .= '<br /><br />'
                    360:                            .'<a href="/adm/login">'.&mt('Go to the login page').'</a>.';
1.20      raeburn   361:                 } elsif ($change_failed eq 'invalid_client') {
                    362:                     my $homeserver = &Apache::lonnet::homeserver($data{'username'},$data{'domain'});
                    363:                     if ($homeserver eq 'no_host') {
                    364:                         $msg .= &generic_failure_msg($contact_name,$contact_email);
                    365:                     } else {
                    366:                         my $protocol = $Apache::lonnet::protocol{$homeserver};
                    367:                         $protocol = 'http' if ($protocol ne 'https');
                    368:                         my $url = $protocol.'://'.&Apache::lonnet::hostname($homeserver).
                    369:                                   '/adm/resetpw';
                    370:                         my ($opentag,$closetag);
                    371:                         if ($url) {
                    372:                            $opentag = '<a href="'.$url.'">';
                    373:                            $closetag = '</a>';
                    374:                         }
                    375:                         $msg .= &mt('A problem occurred when attempting to reset the password for your account. Please try again from your [_1]home server[_2].',$opentag,$closetag);
                    376:                     }
1.1       raeburn   377:                 } else {
1.20      raeburn   378:                     $msg .= &generic_failure_msg($contact_name,$contact_email);
1.1       raeburn   379:                 }
                    380:             } else {
1.23.2.2.2.1! raeburn   381:                 $r->print(&mt('The token included in an e-mail sent to you [_1] has been verified, so you may now proceed to reset the password for your LON-CAPA account.',$reqtime).'<br />'.
        !           382:                           '<p>'.&mt('Please enter the username and domain of the LON-CAPA account, and the associated e-mail address, for which you are setting a password.').'<br />'.
        !           383:                           &mt('In most cases the [_1] username is the same as your e-mail address, in which case you will enter the same information twice.','Learn Physics').'</p>'.
        !           384:                           '<p>'.&mt('The new password must contain at least 7 characters.').' '.
        !           385:                           &mt('Your new password will be sent to the LON-CAPA server in an encrypted form.').'<br /></p>');
1.1       raeburn   386:                 &Apache::lonpreferences::passwordchanger($r,'','reset_by_email',$token);
                    387:             }
                    388:         } else {
1.17      bisitz    389:             $msg = &mt('Sorry, the token generated when you requested a password reset has expired. Please submit a [_1]new request[_2], and follow the link to the web page included in the new e-mail that will be sent to you, to allow you to enter a new password.'
                    390:                       ,'<a href="/adm/resetpw">','</a>');
1.1       raeburn   391:         }
                    392:     } else {
1.17      bisitz    393:         $msg .= &mt('Sorry, the URL generated when you requested reset of your password contained incomplete information. Please submit a [_1]new request[_2] for a password reset, and use the new URL that will be sent to your e-mail account to complete the process.'
                    394:                    ,'<a href="/adm/resetpw">','</a>');
1.1       raeburn   395:     }
                    396:     return $msg;
                    397: }
                    398: 
1.20      raeburn   399: sub generic_failure_msg {
                    400:     my ($contact_name,$contact_email) = @_;
                    401:     return &mt('A problem occurred when attempting to reset the password for your account. Please contact the [_1] - ([_2]) for assistance.',
                    402:               $contact_name,'<a href="mailto:'.$contact_email.'">'.$contact_email.'</a>');
                    403: }
                    404: 
1.1       raeburn   405: sub create_passwd {
                    406:     my $passwd = '';
1.2       albertel  407:     my @letts = ("a".."z");
1.1       raeburn   408:     for (my $i=0; $i<8; $i++) {
1.2       albertel  409:         my $lettnum = int(rand(2));
1.1       raeburn   410:         my $item = '';
                    411:         if ($lettnum) {
1.2       albertel  412:             $item = $letts[int(rand(26))];
                    413:             my $uppercase = int(rand(2));
1.1       raeburn   414:             if ($uppercase) {
                    415:                 $item =~ tr/a-z/A-Z/;
                    416:             }
                    417:         } else {
1.2       albertel  418:             $item = int(rand(10));
1.1       raeburn   419:         }
                    420:         $passwd .= $item;
                    421:     }
                    422:     return ($passwd);
                    423: }
                    424: 
                    425: 1;

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