Annotation of loncom/interface/resetpw.pm, revision 1.39
1.1 raeburn 1: # The LearningOnline Network
2: # Allow access to password changing via a token sent to user's e-mail.
3: #
1.39 ! raeburn 4: # $Id: resetpw.pm,v 1.38 2016/09/12 16:02:16 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;
1.38 raeburn 60: use HTML::Entities;
1.1 raeburn 61:
62: sub handler {
63: my $r = shift;
64: &Apache::loncommon::content_type($r,'text/html');
65: $r->send_http_header;
66: if ($r->header_only) {
67: return OK;
68: }
69: my $contact_name = &mt('LON-CAPA helpdesk');
1.27 raeburn 70: my $origmail = $r->dir_config('lonSupportEMail');
1.1 raeburn 71: my $server = $r->dir_config('lonHostID');
1.19 raeburn 72: my $defdom = &Apache::lonnet::default_login_domain();
1.27 raeburn 73: my $contacts =
74: &Apache::loncommon::build_recipient_list(undef,'helpdeskmail',
75: $defdom,$origmail);
76: my ($contact_email) = split(',',$contacts);
1.26 raeburn 77: my $handle = &Apache::lonnet::check_for_valid_session($r);
78: my $lonidsdir=$r->dir_config('lonIDsDir');
79: if ($handle ne '') {
80: if ($handle=~/^publicuser\_/) {
81: unlink($r->dir_config('lonIDsDir')."/$handle.id");
82: } else {
83: &Apache::lonnet::transfer_profile_to_env($lonidsdir,$handle);
84: }
85: }
1.1 raeburn 86: &Apache::lonacc::get_posted_cgi($r);
87: &Apache::lonlocal::get_language_handle($r);
88: &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},['token']);
89:
90: my @emailtypes = ('permanentemail','critnotification','notification');
1.38 raeburn 91: my $uname = $env{'form.uname'};
92: $uname =~ s/^\s+|\s+$//g;
93: $uname = &LONCAPA::clean_username($uname);
94: my $udom = &LONCAPA::clean_domain($env{'form.udom'});
95: my ($domdesc,$otherinst);
96: if ($udom) {
97: $domdesc = &Apache::lonnet::domain($udom,'description');
98: if ($domdesc) {
99: my %servers = &Apache::lonnet::internet_dom_servers($udom);
100: unless (exists($servers{$server})) {
101: $otherinst = 1;
102: }
103: }
104: }
1.1 raeburn 105: my $token = $env{'form.token'};
1.26 raeburn 106: my $brcrum = [];
107: if ($token) {
108: push (@{$brcrum},
109: {href => '/adm/resetpw',
110: text => 'Update Password'});
111: } else {
112: push (@{$brcrum},
113: {href => '/adm/resetpw',
114: text => 'Account Information'});
115: if ($uname && $udom) {
116: push (@{$brcrum},
117: {href => '/adm/resetpw',
118: text => 'Result'});
119: }
120: }
1.33 bisitz 121: my $args = {bread_crumbs => $brcrum};
1.38 raeburn 122: my $js;
123: unless ($token || $otherinst || ($uname && $udom)) {
124: my (@intdoms,@instdoms);
125: my $internet_names = &Apache::lonnet::get_internet_names($server);
126: if (ref($internet_names) eq 'ARRAY') {
127: @intdoms = @{$internet_names};
128: }
129: if (@intdoms) {
130: my %iphost = &Apache::lonnet::get_iphost();
131: foreach my $ip (keys(%iphost)) {
132: if (ref($iphost{$ip}) eq 'ARRAY') {
133: foreach my $id (@{$iphost{$ip}}) {
134: my $location = &Apache::lonnet::internet_dom($id);
135: if ($location) {
136: if (grep(/^\Q$location\E$/,@intdoms)) {
137: my $dom = &Apache::lonnet::host_domain($id);
138: unless (grep(/^\Q$dom\E/,@instdoms)) {
139: push(@instdoms,$dom);
140: }
141: }
142: }
143: }
144: }
145: }
146: }
147: my $instdomstr;
148: if (@instdoms > 0) {
149: $instdomstr = "'".join("','",@instdoms)."'";
150: }
151: my %js_lt = &Apache::lonlocal::texthash(
152: thdo => 'The domain you have selected is for another institution.',
153: yowi => 'You will be switched to the Forgot Password utility at that institution.',
154: unam => 'You must enter a username.',
155: mail => 'You must enter an e-mail address.'
156: );
157: &js_escape(\%js_lt);
158: $js = <<"END";
159: <script type="text/javascript">
160: // <![CDATA[
161: function verifyDomain(caller,form) {
162: var redirect = 1;
163: var instdoms = new Array($instdomstr);
164: if (instdoms.length > 0) {
165: for (var i=0; i<instdoms.length; i++) {
166: if (caller.options[caller.selectedIndex].value == instdoms[i]) {
167: redirect = 0;
168: break;
169: }
170: }
171: }
172: if (redirect == 1) {
173: if (confirm('$js_lt{thdo}\\n$js_lt{yowi}')) {
174: form.submit();
175: }
176: }
177: return;
178: }
179:
180: function validInfo() {
181: if (document.forgotpw.uname.value == '') {
182: alert("$js_lt{'unam'}");
183: return false;
184: }
185: if (document.forgotpw.useremail.value == '') {
186: alert("$js_lt{'mail'}");
187: return false;
188: }
189: return true;
190: }
191: // ]]>
192: </script>
193: END
194: }
195: my $header = &Apache::loncommon::start_page('Reset password',$js,$args).
196: '<h2>'.&mt('Reset forgotten LON-CAPA password').'</h2>';
1.1 raeburn 197: my $output;
198: if ($token) {
1.39 ! raeburn 199: $r->print($header);
! 200: &reset_passwd($r,$token,$contact_name,$contact_email);
! 201: $r->print(&Apache::loncommon::end_page());
! 202: return OK;
1.38 raeburn 203: } elsif ($udom) {
204: if (!$domdesc) {
205: $output = &invalid_state('baddomain',$domdesc,
206: $contact_name,$contact_email);
207: } elsif ($otherinst) {
208: ($header,$output) = &homeserver_redirect($uname,$udom,$domdesc,$brcrum);
209: } elsif ($uname) {
210: my $authtype = &Apache::lonnet::queryauthenticate($uname,$udom);
211: if ($authtype =~ /^internal/) {
212: my $useremail = $env{'form.useremail'};
213: my ($blocked,$blocktext) =
214: &Apache::loncommon::blocking_status('passwd',$uname,$udom);
215: if ($blocked) {
216: $output = '<p class="LC_warning">'.$blocktext.'</p>'
217: .&display_actions($contact_email,$domdesc);
218: } elsif ($useremail !~ /^[^\@]+\@[^\@]+\.[^\@\.]+$/) {
1.37 raeburn 219: $output = &invalid_state('baduseremail',$domdesc,
220: $contact_name,$contact_email);
1.38 raeburn 221: } else {
222: my %userinfo =
223: &Apache::lonnet::get('environment',\@emailtypes,
224: $udom,$uname);
225: my @allemails;
226: foreach my $type (@emailtypes) {
227: my $email = $userinfo{$type};
228: my @items;
229: if ($email =~ /,/) {
230: @items = split(',',$userinfo{$type});
231: } else {
232: @items = ($email);
233: }
234: foreach my $item (@items) {
235: if ($item =~ /^[^\@]+\@[^\@]+\.[^\@\.]+$/) {
236: unless(grep(/^\Q$item\E$/,@allemails)) {
237: push(@allemails,$item);
238: }
1.18 raeburn 239: }
240: }
1.3 raeburn 241: }
1.38 raeburn 242: if (@allemails > 0) {
243: if (grep(/^\Q$useremail\E$/,@allemails)) {
244: $output = &send_token($uname,$udom,$useremail,$server,
245: $domdesc,$contact_name,
246: $contact_email);
247: } else {
248: $output = &invalid_state('mismatch',$domdesc,
249: $contact_name,
250: $contact_email);
251: }
1.3 raeburn 252: } else {
1.38 raeburn 253: $output = &invalid_state('missing',$domdesc,
254: $contact_name,$contact_email);
1.3 raeburn 255: }
1.1 raeburn 256: }
1.38 raeburn 257: } elsif ($authtype =~ /^(krb|unix|local)/) {
258: $output = &invalid_state('authentication',$domdesc,
259: $contact_name,$contact_email);
260: } else {
261: $output = &invalid_state('invalid',$domdesc,
262: $contact_name,$contact_email);
1.1 raeburn 263: }
264: } else {
1.38 raeburn 265: $output = &get_uname($defdom);
1.1 raeburn 266: }
267: } else {
268: $output = &get_uname($defdom);
269: }
1.38 raeburn 270: $r->print($header.$output);
1.1 raeburn 271: $r->print(&Apache::loncommon::end_page());
272: return OK;
273: }
274:
275: sub get_uname {
276: my ($defdom) = @_;
277: my %lt = &Apache::lonlocal::texthash(
1.32 bisitz 278: unam => 'LON-CAPA username',
279: udom => 'LON-CAPA domain',
1.12 schafran 280: uemail => 'E-mail address in LON-CAPA',
1.1 raeburn 281: proc => 'Proceed');
282:
1.23 bisitz 283: my $msg = &mt('If you use the same account for other campus services besides LON-CAPA, (e.g., e-mail, course registration, etc.), a separate centrally managed mechanism likely exists to reset a password. However, if your account is used for just LON-CAPA access you will probably be able to reset a password from this page.');
1.8 bisitz 284: $msg .= '<br /><br />'.&mt('Three conditions must be met:')
285: .'<ul><li>'.&mt('An e-mail address must have previously been associated with your LON-CAPA username.').'</li>'
286: .'<li>'.&mt('You must be able to access e-mail sent to that address.').'</li>'
287: .'<li>'.&mt('Your LON-CAPA account must be of a type for which LON-CAPA can reset a password.')
288: .'</ul>';
1.38 raeburn 289: my $mobileargs;
290: (undef,undef,undef,undef,undef,undef,my $clientmobile) =
291: &Apache::loncommon::decode_user_agent();
292: if ($clientmobile) {
293: $mobileargs = 'autocapitalize="off" autocorrect="off" ';
294: }
295: my $onchange = 'javascript:verifyDomain(this,this.form);';
296: $msg .= '<form name="forgotpw" method="post" action="/adm/resetpw" onsubmit="return validInfo();">'.
1.26 raeburn 297: &Apache::lonhtmlcommon::start_pick_box().
1.32 bisitz 298: &Apache::lonhtmlcommon::row_title($lt{'unam'}).
1.38 raeburn 299: '<input type="text" name="uname" size="20" '.$mobileargs.'/>'.
1.26 raeburn 300: &Apache::lonhtmlcommon::row_closure(1).
1.32 bisitz 301: &Apache::lonhtmlcommon::row_title($lt{'udom'}).
1.38 raeburn 302: &Apache::loncommon::select_dom_form($defdom,'udom',undef,undef,$onchange).
1.26 raeburn 303: &Apache::lonhtmlcommon::row_closure(1).
304: &Apache::lonhtmlcommon::row_title($lt{'uemail'}).
1.38 raeburn 305: '<input type="text" name="useremail" size="30" '.$mobileargs.'/>'.
1.26 raeburn 306: &Apache::lonhtmlcommon::end_pick_box().
307: '<br /><br /><input type="submit" name="resetter" value="'.$lt{'proc'}.'" /></form>';
1.1 raeburn 308: return $msg;
309: }
310:
311: sub send_token {
312: my ($uname,$udom,$email,$server,$domdesc,$contact_name,
313: $contact_email) = @_;
1.29 bisitz 314: my $msg =
315: '<p class="LC_info">'
316: .&mt('Thank you for your request to reset the password for your LON-CAPA account.')
317: .'</p>';
1.1 raeburn 318:
319: my $now = time;
320: my $temppasswd = &create_passwd();
1.2 albertel 321: my %info = ('ip' => $ENV{'REMOTE_ADDR'},
322: 'time' => $now,
323: 'domain' => $udom,
324: 'username' => $uname,
325: 'email' => $email,
326: 'temppasswd' => $temppasswd);
1.1 raeburn 327:
1.3 raeburn 328: my $token = &Apache::lonnet::tmpput(\%info,$server,'resetpw');
329: if ($token !~ /^error/ && $token ne 'no_such_host') {
1.2 albertel 330: my $esc_token = &escape($token);
1.15 raeburn 331: my $showtime = &Apache::lonlocal::locallocaltime(time);
332: my $reseturl = &Apache::lonnet::absolute_url().'/adm/resetpw?token='.$esc_token;
1.26 raeburn 333: 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 334: my $result = &send_mail($domdesc,$email,$mailmsg,$contact_name,
335: $contact_email);
336: if ($result eq 'ok') {
1.34 bisitz 337: $msg .=
338: &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.')
339: .'<br /><br />'
340: .&mt('The link included in the message will be valid for the next [_1]two[_2] hours.','<b>','</b>');
1.1 raeburn 341: } else {
1.28 bisitz 342: $msg .=
1.29 bisitz 343: '<p class="LC_error">'
344: .&mt('An error occurred when sending a message to the e-mail address'
345: .' associated with your LON-CAPA account.')
346: .'</p>'
347: .&display_actions($contact_email,$domdesc);
1.1 raeburn 348: }
349: } else {
1.28 bisitz 350: $msg .=
1.29 bisitz 351: '<p class="LC_error">'
352: .&mt('An error occurred creating a token required for the'
353: .' password reset process.')
354: .'</p>'
355: .&display_actions($contact_email,$domdesc);
1.1 raeburn 356: }
357: return $msg;
358: }
359:
360: sub send_mail {
361: my ($domdesc,$email,$mailmsg,$contact_name,$contact_email) = @_;
362: my $outcome;
363: my $requestmail = "To: $email\n".
364: "From: $contact_name <$contact_email>\n".
365: "Subject: ".&mt('Your LON-CAPA account')."\n".
1.25 bisitz 366: "Content-type: text/plain\;charset=UTF-8\n".
1.1 raeburn 367: "\n\n".$mailmsg."\n\n".
368: &mt('[_1] LON-CAPA support team',$domdesc)."\n".
369: "$contact_email\n";
370: if (open(MAIL, "|/usr/lib/sendmail -oi -t -odb")) {
371: print MAIL $requestmail;
372: close(MAIL);
373: $outcome = 'ok';
374: } else {
375: $outcome = 'fail';
376: }
377: return $outcome;
378: }
379:
380: sub invalid_state {
381: my ($error,$domdesc,$contact_name,$contact_email) = @_;
382: my $msg;
383: if ($error eq 'invalid') {
1.29 bisitz 384: $msg =
385: '<p class="LC_warning">'
386: .&mt('The username you provided was not verified as a valid username'
387: .' in the LON-CAPA system for the [_1] domain.','<i>'.$domdesc.'</i>')
388: .'</p>';
389: $msg .= &display_actions($contact_email,$domdesc);
1.1 raeburn 390: } else {
1.3 raeburn 391: if ($error eq 'baduseremail') {
392: $msg = &mt('The e-mail address you provided does not appear to be a valid address.');
393: } elsif ($error eq 'mismatch') {
394: $msg = &mt('The e-mail address you provided does not match the address recorded in the LON-CAPA system for the username and domain you provided.');
395: } elsif ($error eq 'missing') {
1.1 raeburn 396: $msg = &mt('A valid e-mail address was not located in the LON-CAPA system for the username and domain you provided.');
397: } elsif ($error eq 'authentication') {
398: $msg = &mt('The username you provided uses an authentication type which can not be reset directly via LON-CAPA.');
1.38 raeburn 399: } elsif ($error eq 'baddomain') {
400: $msg = &mt('The domain you provided was not verified as a valid domain in the LON-CAPA system.');
1.1 raeburn 401: }
1.29 bisitz 402: $msg = '<p class="LC_warning">'.$msg.'</p>'
403: .&display_actions($contact_email,$domdesc);
1.1 raeburn 404: }
405: return $msg;
406: }
407:
1.38 raeburn 408: sub homeserver_redirect {
409: my ($uname,$udom,$domdesc,$brcrum) = @_;
410: my $uhome = &Apache::lonnet::homeserver();
411: if ($uhome eq 'no_host') {
412: $uhome = &Apache::lonnet::domain($udom,'primary');
413: }
414: my $protocol = $Apache::lonnet::protocol{$uhome};
415: $protocol = 'http' if ($protocol ne 'https');
416: my $url = $protocol.'://'.&Apache::lonnet::hostname($uhome).'/adm/resetpw';
417: # Breadcrumbs
418: my $start_page = &Apache::loncommon::start_page('Switching Server',undef,
419: {'redirect' => [0,$url],
420: 'bread_crumbs' => $brcrum,});
421: my $output = '<p>'.&mt('This LON-CAPA server belongs to a different domain.').' '.
422: &mt('You are being switched to your domain ([_1]), to use the "Forgot Password" tool.',$domdesc).
423: '</p>';
424: return ($start_page,$output);
425: }
426:
1.1 raeburn 427: sub reset_passwd {
428: my ($r,$token,$contact_name,$contact_email) = @_;
429: my %data = &Apache::lonnet::tmpget($token);
430: my $now = time;
431: if (keys(%data) == 0) {
1.39 ! raeburn 432: $r->print(&mt('Sorry, the URL you provided to complete the reset of your password was invalid. Either the token included in the URL has been deleted or the URL you provided was invalid. Please submit a [_1]new request[_2] for a password reset, and follow the link to the new URL included in the e-mail that will be sent to you, to allow you to enter a new password.'
! 433: ,'<a href="/adm/resetpw">','</a>')
! 434: );
! 435: return;
1.1 raeburn 436: }
437: if (($data{'time'} =~ /^\d+$/) &&
438: ($data{'username'} ne '') &&
439: ($data{'domain'} ne '') &&
1.3 raeburn 440: ($data{'email'} =~ /^[^\@]+\@[^\@]+\.[^\@\.]+$/) &&
1.1 raeburn 441: ($data{'temppasswd'} =~/^\w+$/)) {
1.9 raeburn 442: my $reqtime = &Apache::lonlocal::locallocaltime($data{'time'});
1.37 raeburn 443: my ($blocked,$blocktext) =
444: &Apache::loncommon::blocking_status('passwd',$data{'username'},$data{'domain'});
445: if ($blocked) {
1.39 ! raeburn 446: $r->print('<p class="LC_warning">'.$blocktext.'</p>');
! 447: return;
1.37 raeburn 448: } elsif ($now - $data{'time'} < 7200) {
1.1 raeburn 449: if ($env{'form.action'} eq 'verify_and_change_pass') {
1.22 raeburn 450: unless (($env{'form.uname'} eq $data{'username'}) && ($env{'form.udom'} eq $data{'domain'}) && ($env{'form.email'} eq $data{'email'})) {
1.39 ! raeburn 451: $r->print(&generic_failure_msg($contact_name,$contact_email));
! 452: return;
1.22 raeburn 453: }
1.1 raeburn 454: my $change_failed =
1.2 albertel 455: &Apache::lonpreferences::verify_and_change_password($r,'reset_by_email',$token);
1.1 raeburn 456: if (!$change_failed) {
457: my $delete = &Apache::lonnet::tmpdel($token);
1.9 raeburn 458: my $now = &Apache::lonlocal::locallocaltime(time);
1.1 raeburn 459: my $domdesc =
1.6 albertel 460: &Apache::lonnet::domain($data{'domain'},'description');
1.1 raeburn 461: 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";
462: my $result = &send_mail($domdesc,$data{'email'},$mailmsg,
463: $contact_name,$contact_email);
1.33 bisitz 464: my $confirm_msg;
1.1 raeburn 465: if ($result eq 'ok') {
1.33 bisitz 466: $confirm_msg =
467: &Apache::lonhtmlcommon::confirm_success(
468: &mt('An e-mail confirming setting of the password'
469: .' for your LON-CAPA account has been sent to [_1].'
470: ,'<span class="LC_filename">'.$data{'email'}.'</span>'));
1.1 raeburn 471: } else {
1.33 bisitz 472: $confirm_msg =
473: &Apache::lonhtmlcommon::confirm_success(
474: &mt('An error occurred when sending e-mail to [_1]'
475: .' confirming setting of your new password.'
476: ,'<span class="LC_filename">'.$data{'email'}.'</span>'),1);
1.1 raeburn 477: }
1.39 ! raeburn 478: $r->print(
1.33 bisitz 479: &Apache::loncommon::confirmwrapper($confirm_msg)
480: .&Apache::lonhtmlcommon::actionbox([
1.39 ! raeburn 481: '<a href="/adm/login">'.&mt('Go to the login page').'</a>'])
! 482: );
1.20 raeburn 483: } elsif ($change_failed eq 'invalid_client') {
484: my $homeserver = &Apache::lonnet::homeserver($data{'username'},$data{'domain'});
485: if ($homeserver eq 'no_host') {
1.39 ! raeburn 486: $r->print(&generic_failure_msg($contact_name,$contact_email));
1.20 raeburn 487: } else {
488: my $protocol = $Apache::lonnet::protocol{$homeserver};
489: $protocol = 'http' if ($protocol ne 'https');
490: my $url = $protocol.'://'.&Apache::lonnet::hostname($homeserver).
491: '/adm/resetpw';
492: my ($opentag,$closetag);
493: if ($url) {
494: $opentag = '<a href="'.$url.'">';
495: $closetag = '</a>';
496: }
1.39 ! raeburn 497: $r->print(
1.28 bisitz 498: '<p class="LC_warning">'
499: .&mt('A problem occurred when attempting to reset'
500: .' the password for your account.'
501: .' Please try again from your [_1]home server[_2].'
502: ,$opentag,$closetag)
1.39 ! raeburn 503: .'</p>'
! 504: );
1.20 raeburn 505: }
1.1 raeburn 506: } else {
1.39 ! raeburn 507: $r->print(&generic_failure_msg($contact_name,$contact_email));
1.1 raeburn 508: }
509: } else {
1.13 schafran 510: $r->print(&mt('The token included in an e-mail sent to you [_1] has been verified, so you may now proceed to reset the password for your LON-CAPA account.',$reqtime).'<br /><br />');
1.1 raeburn 511: $r->print(&mt('Please enter the username and domain of the LON-CAPA account, and the associated e-mail address, for which you are setting a password. The new password must contain at least 7 characters.').' '.&mt('Your new password will be sent to the LON-CAPA server in an encrypted form.').'<br />');
512: &Apache::lonpreferences::passwordchanger($r,'','reset_by_email',$token);
513: }
514: } else {
1.39 ! raeburn 515: $r->print(
1.28 bisitz 516: '<p class="LC_warning">'
517: .&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.'
518: ,'<a href="/adm/resetpw">','</a>')
1.39 ! raeburn 519: .'</p>'
! 520: );
1.1 raeburn 521: }
522: } else {
1.39 ! raeburn 523: $r->print(
1.28 bisitz 524: '<p class="LC_warning">'
525: .&mt('Sorry, the URL generated when you requested reset of your password contained incomplete information. Please submit a [_1]new request[_2] for a password reset, and use the new URL that will be sent to your e-mail account to complete the process.'
526: ,'<a href="/adm/resetpw">','</a>')
1.39 ! raeburn 527: .'</p>'
! 528: );
1.1 raeburn 529: }
1.39 ! raeburn 530: return;
1.1 raeburn 531: }
532:
1.20 raeburn 533: sub generic_failure_msg {
534: my ($contact_name,$contact_email) = @_;
1.28 bisitz 535: return
1.29 bisitz 536: '<p class="LC_error">'
537: .&mt('A problem occurred when attempting to reset the password for your account.')
538: .'<br />'
1.36 raeburn 539: .&mt('Please contact the [_1] ([_2]) for assistance.',
1.28 bisitz 540: $contact_name,'<a href="mailto:'.$contact_email.'">'.$contact_email.'</a>')
541: .'</p>';
1.20 raeburn 542: }
543:
1.1 raeburn 544: sub create_passwd {
545: my $passwd = '';
1.2 albertel 546: my @letts = ("a".."z");
1.1 raeburn 547: for (my $i=0; $i<8; $i++) {
1.2 albertel 548: my $lettnum = int(rand(2));
1.1 raeburn 549: my $item = '';
550: if ($lettnum) {
1.2 albertel 551: $item = $letts[int(rand(26))];
552: my $uppercase = int(rand(2));
1.1 raeburn 553: if ($uppercase) {
554: $item =~ tr/a-z/A-Z/;
555: }
556: } else {
1.2 albertel 557: $item = int(rand(10));
1.1 raeburn 558: }
559: $passwd .= $item;
560: }
561: return ($passwd);
562: }
563:
1.29 bisitz 564: sub display_actions {
565: my ($contact_email, $domdesc) = @_;
566: my @msg = (&mt('[_1]Go back[_2] and try again',
567: '<a href="javascript:history.go(-1)">','</a>'));
568: my $msg2 = '';
569: if ($contact_email ne '') {
1.30 raeburn 570: my $escuri = &HTML::Entities::encode('/adm/resetpw','&<>"');
571: push(@msg, &mt('Contact the [_1]LON-CAPA helpdesk[_2] for the institution: [_3]',
572: '<a href="/adm/helpdesk?origurl='.$escuri.'">',
573: '</a>','<i>'.$domdesc.'</i>'));
574: } else {
575: $msg2 =
576: '<p>'
577: .&mt('You may wish to send an e-mail to the'
578: .' server administrator: [_1] for the [_2] domain.',
1.31 raeburn 579: '<i>'.$Apache::lonnet::perlvar{'AdmEMail'}.'</i>',
1.30 raeburn 580: '<i>'.$domdesc.'</i>')
581: .'</p>';
582: }
1.29 bisitz 583:
584: return &Apache::lonhtmlcommon::actionbox(\@msg).$msg2;
585:
586: }
587:
1.1 raeburn 588: 1;
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