Annotation of loncom/interface/createaccount.pm, revision 1.40.2.5.2.7
1.1 raeburn 1: # The LearningOnline Network
2: # Allow visitors to create a user account with the username being either an
3: # institutional log-in ID (institutional authentication required - localauth
4: # or kerberos) or an e-mail address.
5: #
1.40.2.5.2.7! raeburn 6: # $Id: createaccount.pm,v 1.40.2.5.2.6 2012/02/13 17:22:56 raeburn Exp $
1.1 raeburn 7: #
8: # Copyright Michigan State University Board of Trustees
9: #
10: # This file is part of the LearningOnline Network with CAPA (LON-CAPA).
11: #
12: # LON-CAPA is free software; you can redistribute it and/or modify
13: # it under the terms of the GNU General Public License as published by
14: # the Free Software Foundation; either version 2 of the License, or
15: # (at your option) any later version.
16: #
17: # LON-CAPA is distributed in the hope that it will be useful,
18: # but WITHOUT ANY WARRANTY; without even the implied warranty of
19: # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
20: # GNU General Public License for more details.
21: #
22: # You should have received a copy of the GNU General Public License
23: # along with LON-CAPA; if not, write to the Free Software
24: # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
25: #
26: # /home/httpd/html/adm/gpl.txt
27: #
28: # http://www.lon-capa.org/
29: #
30: #
31: package Apache::createaccount;
32:
33: use strict;
34: use Apache::Constants qw(:common);
35: use Apache::lonacc;
36: use Apache::lonnet;
37: use Apache::loncommon;
1.12 raeburn 38: use Apache::lonhtmlcommon;
1.1 raeburn 39: use Apache::lonlocal;
1.3 raeburn 40: use Apache::lonauth;
1.1 raeburn 41: use Apache::resetpw;
1.40.2.5.2.1 raeburn 42: use Captcha::reCAPTCHA;
1.1 raeburn 43: use DynaLoader; # for Crypt::DES version
44: use Crypt::DES;
1.3 raeburn 45: use LONCAPA qw(:DEFAULT :match);
1.8 raeburn 46: use HTML::Entities;
1.1 raeburn 47:
48: sub handler {
49: my $r = shift;
50: &Apache::loncommon::content_type($r,'text/html');
51: $r->send_http_header;
52: if ($r->header_only) {
53: return OK;
54: }
1.22 raeburn 55:
1.5 raeburn 56: my $domain;
1.3 raeburn 57:
1.5 raeburn 58: my $sso_username = $r->subprocess_env->get('REDIRECT_SSOUserUnknown');
59: my $sso_domain = $r->subprocess_env->get('REDIRECT_SSOUserDomain');
1.40.2.5.2.7! raeburn 60: my $privkey = $r->dir_config('reCAPTCHA_PRIVATE');
! 61: my $pubkey = $r->dir_config('reCAPTCHA_PUBLIC');
1.5 raeburn 62:
1.27 raeburn 63: &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},['token','courseid']);
64: &Apache::lonacc::get_posted_cgi($r);
65: &Apache::lonlocal::get_language_handle($r);
66:
1.5 raeburn 67: if ($sso_username ne '' && $sso_domain ne '') {
68: $domain = $sso_domain;
1.27 raeburn 69: } else {
1.5 raeburn 70: $domain = &Apache::lonnet::default_login_domain();
1.27 raeburn 71: if (defined($env{'form.courseid'})) {
72: if (&validate_course($env{'form.courseid'})) {
73: if ($env{'form.courseid'} =~ /^($match_domain)_($match_courseid)$/) {
74: $domain = $1;
75: }
76: }
77: }
1.5 raeburn 78: }
1.1 raeburn 79: my $domdesc = &Apache::lonnet::domain($domain,'description');
80: my $contact_name = &mt('LON-CAPA helpdesk');
1.15 raeburn 81: my $origmail = $Apache::lonnet::perlvar{'lonSupportEMail'};
82: my $contacts =
83: &Apache::loncommon::build_recipient_list(undef,'helpdeskmail',
84: $domain,$origmail);
85: my ($contact_email) = split(',',$contacts);
1.1 raeburn 86: my $lonhost = $r->dir_config('lonHostID');
87: my $include = $r->dir_config('lonIncludes');
1.4 raeburn 88: my $start_page;
1.3 raeburn 89:
90: my $handle = &Apache::lonnet::check_for_valid_session($r);
1.30 raeburn 91: if (($handle ne '') && ($handle !~ /^publicuser_\d+$/)) {
1.4 raeburn 92: $start_page =
1.3 raeburn 93: &Apache::loncommon::start_page('Already logged in');
94: my $end_page =
95: &Apache::loncommon::end_page();
96: $r->print($start_page."\n".'<h2>'.&mt('You are already logged in').'</h2>'.
1.33 hauer 97: '<p>'.&mt('Please either [_1]continue the current session[_2] or [_3]log out[_4].','<a href="/adm/roles">','</a>','<a href="/adm/logout">','</a>').
1.6 bisitz 98: '</p><p><a href="/adm/loginproblems.html">'.&mt('Login problems?').'</a></p>'.$end_page);
1.20 raeburn 99: return OK;
100: }
101:
1.22 raeburn 102: my ($js,$courseid,$title);
1.20 raeburn 103: if (defined($env{'form.courseid'})) {
104: $courseid = &validate_course($env{'form.courseid'});
1.3 raeburn 105: }
1.22 raeburn 106: if ($courseid ne '') {
107: $js = &catreturn_js();
108: $title = 'Self-enroll in a LON-CAPA course';
109: } else {
110: $title = 'Create a user account in LON-CAPA';
111: }
1.20 raeburn 112: if ($env{'form.phase'} eq 'selfenroll_login') {
1.22 raeburn 113: $title = 'Self-enroll in a LON-CAPA course';
1.4 raeburn 114: if ($env{'form.udom'} ne '') {
115: $domain = $env{'form.udom'};
116: }
1.35 raeburn 117:
118: my %domconfig =
119: &Apache::lonnet::get_dom('configuration',['usercreation'],$domain);
120: my ($cancreate,$statustocreate) =
121: &get_creation_controls($domain,$domconfig{'usercreation'});
122:
1.20 raeburn 123: my ($result,$output) =
124: &username_validation($r,$env{'form.uname'},$domain,$domdesc,
125: $contact_name,$contact_email,$courseid,
1.35 raeburn 126: $lonhost,$statustocreate);
1.20 raeburn 127: if ($result eq 'existingaccount') {
128: $r->print($output);
1.22 raeburn 129: &print_footer($r);
1.20 raeburn 130: return OK;
131: } else {
132: $start_page =
1.40.2.1 raeburn 133: &Apache::loncommon::start_page($title,$js,
134: {'no_inline_link' => 1,});
1.22 raeburn 135: &print_header($r,$start_page,$courseid);
136: $r->print($output);
137: &print_footer($r);
1.20 raeburn 138: return OK;
139: }
1.4 raeburn 140: }
1.20 raeburn 141: $start_page =
1.40.2.1 raeburn 142: &Apache::loncommon::start_page($title,$js,
143: {'no_inline_link' => 1,});
1.35 raeburn 144: my %domconfig =
145: &Apache::lonnet::get_dom('configuration',['usercreation'],$domain);
146: my ($cancreate,$statustocreate) = &get_creation_controls($domain,$domconfig{'usercreation'});
147: if (@{$cancreate} == 0) {
1.22 raeburn 148: &print_header($r,$start_page,$courseid);
1.14 raeburn 149: my $output = '<h3>'.&mt('Account creation unavailable').'</h3>'.
150: '<span class="LC_warning">'.
1.40.2.5.2.1 raeburn 151: &mt('Creation of a new user account using an e-mail address or an institutional log-in ID as username is not permitted for [_1].',$domdesc).'</span><br /><br />';
1.3 raeburn 152: $r->print($output);
1.22 raeburn 153: &print_footer($r);
1.3 raeburn 154: return OK;
155: }
156:
1.5 raeburn 157: if ($sso_username ne '') {
1.22 raeburn 158: &print_header($r,$start_page,$courseid);
1.18 raeburn 159: my ($msg,$sso_logout);
160: $sso_logout = &sso_logout_frag($r,$domain);
1.35 raeburn 161: if (grep(/^sso$/,@{$cancreate})) {
1.14 raeburn 162: $msg = '<h3>'.&mt('Account creation').'</h3>'.
1.17 raeburn 163: &mt("Although your username and password were authenticated by your institution's Single Sign On system, you do not currently have a LON-CAPA account at this institution.").'<br />';
164:
1.18 raeburn 165: $msg .= &username_check($sso_username,$domain,$domdesc,$courseid,
1.35 raeburn 166: $lonhost,$contact_email,$contact_name,
167: $sso_logout,$statustocreate);
1.5 raeburn 168: } else {
1.17 raeburn 169: $msg = '<h3>'.&mt('Account creation unavailable').'</h3>'.
170: '<span class="LC_warning">'.&mt("Although your username and password were authenticated by your institution's Single Sign On system, you do not currently have a LON-CAPA account at this institution, and you are not permitted to create one.").'</span><br /><br />'.&mt('Please contact the [_1] ([_2]) for assistance.',$contact_name,$contact_email).'<hr />'.
1.18 raeburn 171: $sso_logout;
1.5 raeburn 172: }
1.17 raeburn 173: $r->print($msg);
1.22 raeburn 174: &print_footer($r);
1.5 raeburn 175: return OK;
176: }
177:
1.4 raeburn 178: my ($output,$nostart,$noend);
1.3 raeburn 179: my $token = $env{'form.token'};
180: if ($token) {
181: ($output,$nostart,$noend) =
182: &process_mailtoken($r,$token,$contact_name,$contact_email,$domain,
1.4 raeburn 183: $domdesc,$lonhost,$include,$start_page);
1.3 raeburn 184: if ($nostart) {
185: if ($noend) {
186: return OK;
187: } else {
188: $r->print($output);
1.22 raeburn 189: &print_footer($r);
1.3 raeburn 190: return OK;
191: }
192: } else {
1.22 raeburn 193: &print_header($r,$start_page,$courseid);
1.3 raeburn 194: $r->print($output);
1.22 raeburn 195: &print_footer($r);
1.3 raeburn 196: return OK;
197: }
198: }
199:
200: if ($env{'form.phase'} eq 'username_activation') {
201: (my $result,$output,$nostart) =
202: &username_activation($r,$env{'form.uname'},$domain,$domdesc,
203: $lonhost,$courseid);
204: if ($result eq 'ok') {
205: if ($nostart) {
206: return OK;
207: }
208: }
1.22 raeburn 209: &print_header($r,$start_page,$courseid);
1.3 raeburn 210: $r->print($output);
1.22 raeburn 211: &print_footer($r);
1.3 raeburn 212: return OK;
1.19 raeburn 213: } elsif ($env{'form.phase'} eq 'username_validation') {
214: (my $result,$output) =
215: &username_validation($r,$env{'form.uname'},$domain,$domdesc,
216: $contact_name,$contact_email,$courseid,
1.35 raeburn 217: $lonhost,$statustocreate);
1.19 raeburn 218: if ($result eq 'existingaccount') {
219: $r->print($output);
1.22 raeburn 220: &print_footer($r);
1.19 raeburn 221: return OK;
222: } else {
1.22 raeburn 223: &print_header($r,$start_page,$courseid);
1.19 raeburn 224: }
225: } elsif ($env{'form.create_with_email'}) {
1.22 raeburn 226: &print_header($r,$start_page,$courseid);
1.1 raeburn 227: $output = &process_email_request($env{'form.useremail'},$domain,$domdesc,
1.35 raeburn 228: $contact_name,$contact_email,$cancreate,
1.3 raeburn 229: $lonhost,$domconfig{'usercreation'},
1.40.2.5.2.6 raeburn 230: $courseid,$privkey);
1.3 raeburn 231: } elsif (!$token) {
1.22 raeburn 232: &print_header($r,$start_page,$courseid);
1.1 raeburn 233: my $now=time;
1.35 raeburn 234: if (grep(/^login$/,@{$cancreate})) {
1.1 raeburn 235: my $jsh=Apache::File->new($include."/londes.js");
236: $r->print(<$jsh>);
237: $r->print(&javascript_setforms($now));
238: }
1.35 raeburn 239: if (grep(/^email$/,@{$cancreate})) {
1.12 raeburn 240: $r->print(&javascript_validmail());
241: }
1.35 raeburn 242: $output = &print_username_form($domain,$domdesc,$cancreate,$now,$lonhost,
1.40.2.5.2.6 raeburn 243: $courseid,$pubkey);
1.1 raeburn 244: }
245: $r->print($output);
1.22 raeburn 246: &print_footer($r);
1.1 raeburn 247: return OK;
248: }
249:
1.40.2.5.2.1 raeburn 250: sub get_custom_name {
251: my ($domain) = @_;
252: if ($domain eq 'relate') {
1.40.2.5.2.4 raeburn 253: return 'Mechanics Online';
1.40.2.5.2.1 raeburn 254: } else {
255: return lc($domain);
256: }
257: }
258:
1.3 raeburn 259: sub print_header {
1.22 raeburn 260: my ($r,$start_page,$courseid) = @_;
1.3 raeburn 261: $r->print($start_page);
262: &Apache::lonhtmlcommon::clear_breadcrumbs();
1.22 raeburn 263: if ($courseid ne '') {
264: my %coursehash = &Apache::lonnet::coursedescription($courseid);
265: &selfenroll_crumbs($r,$courseid,$coursehash{'description'});
266: }
1.3 raeburn 267: &Apache::lonhtmlcommon::add_breadcrumb
268: ({href=>"/adm/createuser",
269: text=>"New username"});
270: $r->print(&Apache::lonhtmlcommon::breadcrumbs('Create account'));
271: return;
272: }
273:
1.22 raeburn 274: sub print_footer {
275: my ($r) = @_;
276: if ($env{'form.courseid'} ne '') {
277: $r->print('<form name="backupcrumbs" method="post" action="">'.
278: &Apache::lonhtmlcommon::echo_form_input(['backto','logtoken',
279: 'token','serverid','uname','upass','phase','create_with_email',
280: 'code','useremail','crypt','cfirstname','clastname',
1.23 raeburn 281: 'cmiddlename','cgeneration','cpermanentemail','cid']).
1.22 raeburn 282: '</form>');
283: }
284: $r->print(&Apache::loncommon::end_page());
285: }
286:
287: sub selfenroll_crumbs {
288: my ($r,$courseid,$desc) = @_;
289: &Apache::lonhtmlcommon::add_breadcrumb
290: ({href=>"javascript:ToCatalog('backupcrumbs','')",
1.37 bisitz 291: text=>"Course/Community Catalog"});
1.22 raeburn 292: if ($env{'form.coursenum'} ne '') {
293: &Apache::lonhtmlcommon::add_breadcrumb
294: ({href=>"javascript:ToCatalog('backupcrumbs','details')",
295: text=>"Course details"});
296: }
297: my $last_crumb;
298: if ($desc ne '') {
1.40.2.3 raeburn 299: $last_crumb = &mt('Self-enroll in [_1]',"<span class='LC_cusr_emph'>$desc</span>");
1.22 raeburn 300: } else {
301: $last_crumb = &mt('Self-enroll');
302: }
303: &Apache::lonhtmlcommon::add_breadcrumb
304: ({href=>"javascript:ToSelfenroll('backupcrumbs')",
305: text=>$last_crumb,
306: no_mt=>"1"});
307: return;
308: }
309:
1.3 raeburn 310: sub validate_course {
311: my ($courseid) = @_;
312: my ($cdom,$cnum) = ($courseid =~ /^($match_domain)_($match_courseid)$/);
313: if (($cdom ne '') && ($cnum ne '')) {
314: if (&Apache::lonnet::is_course($cdom,$cnum)) {
315: return ($courseid);
316: }
317: }
318: return;
319: }
320:
1.1 raeburn 321: sub javascript_setforms {
322: my ($now) = @_;
323: my $js = <<ENDSCRIPT;
1.32 raeburn 324: <script type="text/javascript" language="JavaScript">
1.1 raeburn 325: function send() {
326: this.document.server.elements.uname.value = this.document.client.elements.uname.value;
1.32 raeburn 327: this.document.server.elements.udom.value = this.document.client.elements.udom.value;
1.1 raeburn 328: uextkey=this.document.client.elements.uextkey.value;
329: lextkey=this.document.client.elements.lextkey.value;
330: initkeys();
331:
332: this.document.server.elements.upass.value
333: = crypted(this.document.client.elements.upass$now.value);
334:
335: this.document.client.elements.uname.value='';
336: this.document.client.elements.upass$now.value='';
337:
338: this.document.server.submit();
339: return false;
340: }
341: </script>
342: ENDSCRIPT
343: return $js;
344: }
345:
346: sub javascript_checkpass {
347: my ($now) = @_;
1.7 bisitz 348: my $nopass = &mt('You must enter a password.');
1.1 raeburn 349: my $mismatchpass = &mt('The passwords you entered did not match.').'\\n'.
350: &mt('Please try again.');
351: my $js = <<"ENDSCRIPT";
352: <script type="text/javascript" language="JavaScript">
353: function checkpass() {
354: var upass = this.document.client.elements.upass$now.value;
355: var upasscheck = this.document.client.elements.upasscheck$now.value;
356: if (upass == '') {
357: alert("$nopass");
1.32 raeburn 358: return false;
1.1 raeburn 359: }
360: if (upass == upasscheck) {
361: this.document.client.elements.upasscheck$now.value='';
362: send();
1.32 raeburn 363: return false;
1.1 raeburn 364: } else {
365: alert("$mismatchpass");
1.32 raeburn 366: return false;
367: }
1.1 raeburn 368: }
369: </script>
370: ENDSCRIPT
371: return $js;
372: }
373:
1.12 raeburn 374: sub javascript_validmail {
375: my %lt = &Apache::lonlocal::texthash (
376: email => 'The e-mail address you entered',
377: notv => 'is not a valid e-mail address',
378: );
379: my $output = "\n".'<script type="text/javascript">'."\n".
380: &Apache::lonhtmlcommon::javascript_valid_email()."\n";
381: $output .= <<"ENDSCRIPT";
382: function validate_email() {
383: field = document.createaccount.useremail;
384: if (validmail(field) == false) {
385: alert("$lt{'email'}: "+field.value+" $lt{'notv'}.");
386: return false;
1.40.2.5.2.1 raeburn 387: } else {
388: var emailaddr = field.value;
389: var lcemail = emailaddr.toLowerCase();
390: if (emailaddr != lcemail) {
391: field.value = lcemail;
1.40.2.5.2.4 raeburn 392: alert("Mechanics Online usernames are all lower case.\\nAccordingly your username will be "+lcemail+" once activated.");
1.40.2.5.2.1 raeburn 393: }
1.12 raeburn 394: }
395: return true;
396: }
397: ENDSCRIPT
398: $output .= "\n".'</script>'."\n";
399: return $output;
400: }
401:
1.1 raeburn 402: sub print_username_form {
1.40.2.5.2.6 raeburn 403: my ($domain,$domdesc,$cancreate,$now,$lonhost,$courseid,$pubkey) = @_;
1.40.2.5.2.5 raeburn 404: my %lt = &Apache::lonlocal::texthash (
405: unam => 'username',
406: udom => 'domain',
407: uemail => 'E-mail address in LON-CAPA',
408: proc => 'Proceed',
409: crea => 'Create account with a username provided by this institution',
410: crlc => 'Create LON-CAPA account',
411: type => 'Type in your log-in ID and password to find out.',
412: sign => 'You are about to sign-up for the Mechanics Online course.',
413: plse => 'Please enter a valid e-mail address below.',
414: inst => 'Instructions on how to activate your account will be sent to the e-mail address you provide.',
415: aftr => 'After completing the activation process you will have access to a "self test" that will help you assess your readiness for the course.',
416: thes => 'The same account will be used for access to the Mechanics Online course, once it becomes available on March 1, 2012',
417: );
1.1 raeburn 418: my $output;
1.5 raeburn 419: if (ref($cancreate) eq 'ARRAY') {
420: if (grep(/^login$/,@{$cancreate})) {
421: my %domdefaults = &Apache::lonnet::get_domain_defaults($domain);
422: if ((($domdefaults{'auth_def'} =~/^krb/) && ($domdefaults{'auth_arg_def'} ne '')) || ($domdefaults{'auth_def'} eq 'localauth')) {
1.40.2.5.2.5 raeburn 423: $output = '<div class="LC_left_float"><h3>'.$lt{'crea'}.'</h3>';
424: my $submit_text = $lt{'crlc'};
425: $output .= &mt('If you already have a log-in ID at this institution,[_1] you may be able to use it for LON-CAPA.','<br />').
426: '<br /><br />'.$lt{'type'}.'<br /><br />';
1.20 raeburn 427: $output .= &login_box($now,$lonhost,$courseid,$submit_text,
1.22 raeburn 428: $domain,'createaccount').'</div>';
1.5 raeburn 429: }
430: }
431: if (grep(/^email$/,@{$cancreate})) {
1.40.2.5.2.2 raeburn 432: $output .= '<div class="LC_left_float"><h3>'.&mt('Create account with an e-mail address as your username').'</h3>'.
1.40.2.5.2.5 raeburn 433: $lt{'sign'}.'<br />'.
434: $lt{'plse'}.'<br />'.
435: $lt{'inst'}.'<br />'.
436: $lt{'aftr'}.'<br />'.
437: $lt{'thes'}.'<br />';
1.40.2.5.2.6 raeburn 438: my $captchaform = &create_recaptcha($pubkey);
1.28 raeburn 439: if ($captchaform) {
1.40.2.5.2.2 raeburn 440: my $submit_text = &mt('Sign-up');
1.28 raeburn 441: my $emailform = '<input type="text" name="useremail" size="25" value="" />';
442: if (grep(/^login$/,@{$cancreate})) {
1.40.2.5.2.5 raeburn 443: $output .= &mt('Provide your e-mail address to sign up for a Mechanics Online account [_1]if you do not have a log-in ID at your institution.','<br />').'<br /><br />';
1.28 raeburn 444: } else {
445: $output .= '<br />';
446: }
1.40.2.5 raeburn 447: $output .= '<form name="createaccount" method="post" onsubmit="return validate_email()" action="/adm/createaccount">'.
1.28 raeburn 448: &Apache::lonhtmlcommon::start_pick_box()."\n".
449: &Apache::lonhtmlcommon::row_title(&mt('E-mail address'),
450: 'LC_pick_box_title')."\n".
451: $emailform."\n".
452: &Apache::lonhtmlcommon::row_closure(1).
453: &Apache::lonhtmlcommon::row_title(&mt('Validation'),
454: 'LC_pick_box_title')."\n".
1.40.2.5.2.1 raeburn 455: $captchaform."\n".
456: &mt('If either word is hard to read, [_1] will replace them.','<image src="/res/adm/pages/refresh.gif" alt="reCAPTCHA refresh" />').'<br /><br />';
1.28 raeburn 457: if ($courseid ne '') {
458: $output .= '<input type="hidden" name="courseid" value="'.$courseid.'"/>'."\n";
459: }
1.32 raeburn 460: $output .= &Apache::lonhtmlcommon::row_closure(1).
461: &Apache::lonhtmlcommon::row_title().'<br />'.
462: '<input type="submit" name="create_with_email" value="'.
1.28 raeburn 463: $submit_text.'" />'.
464: &Apache::lonhtmlcommon::row_closure(1).
465: &Apache::lonhtmlcommon::end_pick_box().'<br /><br />';
466: if ($courseid ne '') {
467: $output .= &Apache::lonhtmlcommon::echo_form_input(['courseid']);
468: }
469: $output .= '</form>';
1.5 raeburn 470: } else {
1.28 raeburn 471: my $helpdesk = '/adm/helpdesk?origurl=%2fadm%2fcreateaccount';
472: if ($courseid ne '') {
473: $helpdesk .= '&courseid='.$courseid;
474: }
475: $output .= '<span class="LC_error">'.&mt('An error occurred generating the validation code[_1] required for an e-mail address to be used as username.','<br />').'</span><br /><br />'.&mt('[_1]Contact the helpdesk[_2] or [_3]reload[_2] the page and try again.','<a href="'.$helpdesk.'">','</a>','<a href="javascript:window.location.reload()">');
1.5 raeburn 476: }
1.28 raeburn 477: $output .= '</div>';
1.3 raeburn 478: }
1.1 raeburn 479: }
480: if ($output eq '') {
1.16 raeburn 481: $output = &mt('Creation of a new LON-CAPA user account using an e-mail address or an institutional log-in ID as your username is not permitted at [_1].',$domdesc);
1.1 raeburn 482: } else {
483: $output .= '<div class="LC_clear_float_footer"></div>';
484: }
485: return $output;
486: }
487:
1.20 raeburn 488: sub login_box {
489: my ($now,$lonhost,$courseid,$submit_text,$domain,$context) = @_;
490: my $output;
491: my %titles = &Apache::lonlocal::texthash(
492: createaccount => 'Log-in ID',
493: selfenroll => 'Username',
494: );
495: my ($lkey,$ukey) = &Apache::lonpreferences::des_keys();
496: my ($lextkey,$uextkey) = &getkeys($lkey,$ukey);
1.40.2.2 raeburn 497: my $logtoken=Apache::lonnet::reply('tmpput:'.$ukey.$lkey.'&createaccount:createaccount',
1.20 raeburn 498: $lonhost);
499: $output = &serverform($logtoken,$lonhost,undef,$courseid,$context);
1.32 raeburn 500: my $unameform = '<input type="text" name="uname" size="20" value="" />';
501: my $upassform = '<input type="password" name="upass'.$now.'" size="20" />';
1.40.2.5 raeburn 502: $output .= '<form name="client" method="post" action="" onsubmit="return(send());">'."\n".
1.40.2.5.2.1 raeburn 503: '<input type="hidden" name="udom" value="'.$domain.'" />'.
1.32 raeburn 504: &Apache::lonhtmlcommon::start_pick_box()."\n".
505: &Apache::lonhtmlcommon::row_title($titles{$context},
1.31 bisitz 506: 'LC_pick_box_title')."\n".
507: $unameform."\n".
508: &Apache::lonhtmlcommon::row_closure(1)."\n".
509: &Apache::lonhtmlcommon::row_title(&mt('Password'),
510: 'LC_pick_box_title')."\n".
1.40.2.5.2.1 raeburn 511: $upassform.
512: &Apache::lonhtmlcommon::row_closure(1).
1.31 bisitz 513: &Apache::lonhtmlcommon::row_title().
1.32 raeburn 514: '<br /><input type="submit" name="username_validation" value="'.
515: $submit_text.'" />'."\n";
516: if ($context eq 'selfenroll') {
517: $output .= '<br /><br /><table width="100%"><tr><td align="right">'.
518: '<span class="LC_fontsize_medium">'.
519: '<a href="/adm/resetpw">'.&mt('Forgot password?').'</a>'.
520: '</span></td></tr></table>'."\n";
521: }
522: $output .= &Apache::lonhtmlcommon::row_closure(1)."\n".
523: &Apache::lonhtmlcommon::end_pick_box().'<br />'."\n";
1.34 bisitz 524: $output .= '<input type="hidden" name="lextkey" value="'.$lextkey.'" />'."\n".
525: '<input type="hidden" name="uextkey" value="'.$uextkey.'" />'."\n".
1.22 raeburn 526: '</form>';
1.20 raeburn 527: return $output;
528: }
529:
1.1 raeburn 530: sub process_email_request {
531: my ($useremail,$domain,$domdesc,$contact_name,$contact_email,$cancreate,
1.40.2.5.2.6 raeburn 532: $server,$settings,$courseid,$privkey) = @_;
1.40.2.5.2.1 raeburn 533: $useremail = lc($env{'form.useremail'});
1.1 raeburn 534: my $output;
1.5 raeburn 535: if (ref($cancreate) eq 'ARRAY') {
536: if (!grep(/^email$/,@{$cancreate})) {
537: $output = &invalid_state('noemails',$domdesc,
538: $contact_name,$contact_email);
539: return $output;
540: } elsif ($useremail !~ /^[^\@]+\@[^\@]+\.[^\@\.]+$/) {
541: $output = &invalid_state('baduseremail',$domdesc,
1.1 raeburn 542: $contact_name,$contact_email);
543: return $output;
544: } else {
1.5 raeburn 545: my $uhome = &Apache::lonnet::homeserver($useremail,$domain);
546: if ($uhome ne 'no_host') {
547: $output = &invalid_state('existinguser',$domdesc,
1.40.2.5.2.1 raeburn 548: $contact_name,$contact_email,'',$useremail);
1.1 raeburn 549: return $output;
1.5 raeburn 550: } else {
1.40.2.5.2.1 raeburn 551: my $captcha = Captcha::reCAPTCHA->new;
552: my $captcha_result =
553: $captcha->check_answer(
1.40.2.5.2.6 raeburn 554: $privkey,
1.40.2.5.2.1 raeburn 555: $ENV{'REMOTE_ADDR'},
556: $env{'form.recaptcha_challenge_field'},
557: $env{'form.recaptcha_response_field'},
558: );
1.40.2.5.2.3 raeburn 559: # PRIVATE key from https://www.google.com/recaptcha
1.40.2.5.2.1 raeburn 560: if (!$captcha_result->{is_valid}) {
1.5 raeburn 561: $output = &invalid_state('captcha',$domdesc,$contact_name,
1.40.2.5.2.1 raeburn 562: $contact_email);
563:
1.5 raeburn 564: return $output;
565: }
566: my $uhome=&Apache::lonnet::homeserver($useremail,$domain);
567: if ($uhome eq 'no_host') {
1.23 raeburn 568: my (%rulematch,%inst_results,%curr_rules,%got_rules,%alerts);
569: &call_rulecheck($useremail,$domain,\%alerts,\%rulematch,
1.40 raeburn 570: \%inst_results,\%curr_rules,\%got_rules,'username');
1.23 raeburn 571: if (ref($alerts{'username'}) eq 'HASH') {
572: if (ref($alerts{'username'}{$domain}) eq 'HASH') {
1.5 raeburn 573: if ($alerts{'username'}{$domain}{$useremail}) {
574: $output = &invalid_state('userrules',$domdesc,
575: $contact_name,$contact_email);
576: return $output;
577: }
1.1 raeburn 578: }
579: }
1.5 raeburn 580: my $format_msg =
581: &guest_format_check($useremail,$domain,$cancreate,
582: $settings);
583: if ($format_msg) {
584: $output = &invalid_state('userformat',$domdesc,$contact_name,
585: $contact_email,$format_msg);
586: return $output;
587: }
1.1 raeburn 588: }
589: }
590: }
1.5 raeburn 591: $output = &send_token($domain,$useremail,$server,$domdesc,$contact_name,
592: $contact_email,$courseid);
1.1 raeburn 593: }
594: return $output;
595: }
596:
1.23 raeburn 597: sub call_rulecheck {
598: my ($uname,$udom,$alerts,$rulematch,$inst_results,$curr_rules,
599: $got_rules,$tocheck) = @_;
600: my ($checkhash,$checks);
601: $checkhash->{$uname.':'.$udom} = { 'newuser' => 1, };
602: if ($tocheck eq 'username') {
603: $checks = { 'username' => 1 };
604: }
605: &Apache::loncommon::user_rule_check($checkhash,$checks,
606: $alerts,$rulematch,$inst_results,$curr_rules,
607: $got_rules);
608: return;
609: }
610:
1.1 raeburn 611: sub send_token {
1.3 raeburn 612: my ($domain,$email,$server,$domdesc,$contact_name,$contact_email,$courseid) = @_;
1.14 raeburn 613: my $msg = '<h3>'.&mt('Account creation status').'</h3>'.
614: &mt('Thank you for your request to create a new LON-CAPA account.').
615: '<br /><br />';
1.1 raeburn 616: my $now = time;
617: my %info = ('ip' => $ENV{'REMOTE_ADDR'},
618: 'time' => $now,
619: 'domain' => $domain,
1.3 raeburn 620: 'username' => $email,
621: 'courseid' => $courseid);
1.40.2.2 raeburn 622: my $token = &Apache::lonnet::tmpput(\%info,$server,'createaccount');
1.1 raeburn 623: if ($token !~ /^error/ && $token ne 'no_such_host') {
624: my $esc_token = &escape($token);
1.28 raeburn 625: my $showtime = localtime(time);
1.40.2.5.2.5 raeburn 626: my $mailmsg = &mt('A request was submitted on [_1] for creation of a [_2] account.',$showtime,$domdesc)."\n".
1.28 raeburn 627: &mt('To complete this process please open a web browser and enter the following URL in the address/location box: [_1]',
1.40.2.5.2.1 raeburn 628: "\n\n".&Apache::lonnet::absolute_url().'/adm/createaccount?token='.$esc_token);
1.1 raeburn 629: my $result = &Apache::resetpw::send_mail($domdesc,$email,$mailmsg,$contact_name,
630: $contact_email);
631: if ($result eq 'ok') {
1.40.2.5.2.2 raeburn 632: $msg .= &mt('A message has been sent to the e-mail address you provided.').'<br />'.&mt('The message includes the web address for the link you will use to complete the sign-up process.').'<br />'.&mt("The link included in the message will be valid for the next [_1]two[_2] hours.",'<b>','</b>');
1.1 raeburn 633: } else {
1.14 raeburn 634: $msg .= '<span class="LC_error">'.
635: &mt('An error occurred when sending a message to the e-mail address you provided.').'</span><br />'.
636: ' '.&mt('Please contact the [_1] ([_2]) for assistance.',$contact_name,$contact_email);
1.1 raeburn 637: }
638: } else {
1.14 raeburn 639: $msg .= '<span class="LC_error">'.
640: &mt('An error occurred creating a token required for the account creation process.').'</span><br />'.
641: ' '.&mt('Please contact the [_1] ([_2]) for assistance.',$contact_name,$contact_email);
1.1 raeburn 642: }
643: return $msg;
644: }
645:
646: sub process_mailtoken {
1.3 raeburn 647: my ($r,$token,$contact_name,$contact_email,$domain,$domdesc,$lonhost,
648: $include,$start_page) = @_;
649: my ($msg,$nostart,$noend);
1.1 raeburn 650: my %data = &Apache::lonnet::tmpget($token);
651: my $now = time;
652: if (keys(%data) == 0) {
1.9 raeburn 653: $msg = &mt('Sorry, the URL you provided to complete creation of a new LON-CAPA account was invalid.')
654: .' '.&mt('Either the token included in the URL has been deleted or the URL you provided was invalid.')
655: .' '.&mt('Please submit a [_1]new request[_2] for account creation and follow the new link page included in the e-mail that will be sent to you.','<a href="/adm/createaccount">','</a>');
1.1 raeburn 656: return $msg;
657: }
658: if (($data{'time'} =~ /^\d+$/) &&
659: ($data{'domain'} ne '') &&
660: ($data{'username'} =~ /^[^\@]+\@[^\@]+\.[^\@\.]+$/)) {
661: if ($now - $data{'time'} < 7200) {
662: if ($env{'form.phase'} eq 'createaccount') {
1.3 raeburn 663: my ($result,$output) = &create_account($r,$domain,$lonhost,
1.1 raeburn 664: $data{'username'},$domdesc);
665: if ($result eq 'ok') {
666: $msg = $output;
1.17 raeburn 667: my $shownow = &Apache::lonlocal::locallocaltime($now);
1.40.2.5.2.1 raeburn 668: my $mailmsg = &mt('A [_1] account has been created [_2] from IP address: [_3]. If you did not perform this action or authorize it, please contact the [_4] ([_5]).',$domdesc,$shownow,$ENV{'REMOTE_ADDR'},$contact_name,$contact_email)."\n";
1.1 raeburn 669: my $mailresult = &Apache::resetpw::send_mail($domdesc,$data{'email'},
670: $mailmsg,$contact_name,
671: $contact_email);
672: if ($mailresult eq 'ok') {
673: $msg .= &mt('An e-mail confirming creation of your new LON-CAPA account has been sent to [_1].',$data{'username'});
674: } else {
675: $msg .= &mt('An error occurred when sending e-mail to [_1] confirming creation of your LON-CAPA account.',$data{'username'});
676: }
1.3 raeburn 677: my %form = &start_session($r,$data{'username'},$domain,
678: $lonhost,$data{'courseid'},
679: $token);
680: $nostart = 1;
681: $noend = 1;
1.1 raeburn 682: } else {
1.7 bisitz 683: $msg .= &mt('A problem occurred when attempting to create your new LON-CAPA account.')
684: .'<br />'.$output
685: # .&mt('Please contact the [_1] ([_2]) for assistance.',$contact_name,'<a href="mailto:'.$contact_email.'">'.$contact_email.'</a>');
686: .&mt('Please contact the [_1] ([_2]) for assistance.',$contact_name,$contact_email);
1.1 raeburn 687: }
1.3 raeburn 688: my $delete = &Apache::lonnet::tmpdel($token);
1.1 raeburn 689: } else {
1.3 raeburn 690: $msg .= &mt('Please provide user information and a password for your new account.').'<br />'.&mt('Your password, which must contain at least seven characters, will be sent to the LON-CAPA server in an encrypted form.').'<br />';
691: $msg .= &print_dataentry_form($r,$domain,$lonhost,$include,$token,$now,$data{'username'},$start_page);
692: $nostart = 1;
1.1 raeburn 693: }
694: } else {
1.7 bisitz 695: $msg = &mt('Sorry, the token generated when you requested creation of an account has expired.')
696: .' '.&mt('Please submit a [_1]new request[_2] for account creation and follow the new link included in the e-mail that will be sent to you.','<a href="/adm/createaccount">','</a>');
1.4 raeburn 697: }
1.1 raeburn 698: } else {
1.7 bisitz 699: $msg .= &mt('Sorry, the URL generated when you requested creation of an account contained incomplete information.')
700: .' '.&mt('Please submit a [_1]new request[_2] for account creation and follow the new link included in the e-mail that will be sent to you.','<a href="/adm/createaccount">','</a>');
1.1 raeburn 701: }
1.3 raeburn 702: return ($msg,$nostart,$noend);
703: }
704:
705: sub start_session {
706: my ($r,$username,$domain,$lonhost,$courseid,$token) = @_;
707: my %form = (
708: uname => $username,
709: udom => $domain,
710: );
711: my $firsturl = '/adm/roles';
712: if (defined($courseid)) {
713: $courseid = &validate_course($courseid);
714: if ($courseid ne '') {
715: $form{'courseid'} = $courseid;
1.22 raeburn 716: $firsturl = '/adm/selfenroll?courseid='.$courseid;
1.3 raeburn 717: }
718: }
719: if ($r->dir_config('lonBalancer') eq 'yes') {
720: &Apache::lonauth::success($r,$form{'uname'},$form{'udom'},
721: $lonhost,'noredirect',undef,\%form);
1.19 raeburn 722: if ($token ne '') {
723: my $delete = &Apache::lonnet::tmpdel($token);
724: }
1.3 raeburn 725: $r->internal_redirect('/adm/switchserver');
726: } else {
727: &Apache::lonauth::success($r,$form{'uname'},$form{'udom'},
728: $lonhost,$firsturl,undef,\%form);
729: }
730: return %form;
1.1 raeburn 731: }
732:
1.3 raeburn 733:
1.1 raeburn 734: sub print_dataentry_form {
1.3 raeburn 735: my ($r,$domain,$lonhost,$include,$mailtoken,$now,$username,$start_page) = @_;
1.1 raeburn 736: my ($error,$output);
1.3 raeburn 737: &print_header($r,$start_page);
1.1 raeburn 738: if (open(my $jsh,"<$include/londes.js")) {
739: while(my $line = <$jsh>) {
740: $r->print($line);
741: }
742: close($jsh);
1.3 raeburn 743: $output .= &javascript_setforms($now)."\n".&javascript_checkpass($now);
1.1 raeburn 744: my ($lkey,$ukey) = &Apache::lonpreferences::des_keys();
745: my ($lextkey,$uextkey) = &getkeys($lkey,$ukey);
1.40.2.2 raeburn 746: my $logtoken=Apache::lonnet::reply('tmpput:'.$ukey.$lkey.'&createaccount:createaccount',
1.1 raeburn 747: $lonhost);
1.32 raeburn 748: my $formtag = '<form name="server" method="post" target="_top" action="/adm/createaccount">';
749: my ($datatable,$rowcount) =
750: &Apache::loncreateuser::personal_data_display($username,$domain,
751: 'email','selfcreate');
752: if ($rowcount) {
753: $output .= '<div class="LC_left_float">'.$formtag.$datatable;
754: } else {
755: $output .= $formtag;
1.1 raeburn 756: }
757: $output .= <<"ENDSERVERFORM";
758: <input type="hidden" name="logtoken" value="$logtoken" />
759: <input type="hidden" name="token" value="$mailtoken" />
760: <input type="hidden" name="serverid" value="$lonhost" />
761: <input type="hidden" name="uname" value="" />
762: <input type="hidden" name="upass" value="" />
1.32 raeburn 763: <input type="hidden" name="udom" value="" />
1.1 raeburn 764: <input type="hidden" name="phase" value="createaccount" />
1.32 raeburn 765: </form>
1.1 raeburn 766: ENDSERVERFORM
1.32 raeburn 767: if ($rowcount) {
768: $output .= '</div>'.
769: '<div class="LC_left_float">';
770: }
1.1 raeburn 771: my $upassone = '<input type="password" name="upass'.$now.'" size="10" />';
772: my $upasstwo = '<input type="password" name="upasscheck'.$now.'" size="10" />';
773: my $submit_text = &mt('Create LON-CAPA account');
1.32 raeburn 774: $output .= '<h3>'.&mt('Login Data').'</h3>'."\n".
1.40.2.5 raeburn 775: '<form name="client" method="post" action="" '.
1.32 raeburn 776: 'onsubmit="return checkpass();">'."\n".
1.1 raeburn 777: &Apache::lonhtmlcommon::start_pick_box()."\n".
778: &Apache::lonhtmlcommon::row_title(&mt('Username'),
1.32 raeburn 779: 'LC_pick_box_title',
780: 'LC_oddrow_value')."\n".
1.1 raeburn 781: $username."\n".
782: &Apache::lonhtmlcommon::row_closure(1)."\n".
783: &Apache::lonhtmlcommon::row_title(&mt('Password'),
1.32 raeburn 784: 'LC_pick_box_title',
785: 'LC_oddrow_value')."\n".
1.1 raeburn 786: $upassone."\n".
787: &Apache::lonhtmlcommon::row_closure(1)."\n".
788: &Apache::lonhtmlcommon::row_title(&mt('Confirm password'),
1.32 raeburn 789: 'LC_pick_box_title',
790: 'LC_oddrow_value')."\n".
791: $upasstwo.
792: &Apache::lonhtmlcommon::row_closure(1)."\n".
793: &Apache::lonhtmlcommon::row_title()."\n".
794: '<br /><input type="submit" name="createaccount" value="'.
795: $submit_text.'" />'.
1.1 raeburn 796: &Apache::lonhtmlcommon::row_closure(1)."\n".
797: &Apache::lonhtmlcommon::end_pick_box()."\n".
1.32 raeburn 798: '<input type="hidden" name="uname" value="'.$username.'" />'."\n".
799: '<input type="hidden" name="udom" value="'.$domain.'" />'."\n".
800: '<input type="hidden" name="lextkey" value="'.$lextkey.'" />'."\n".
801: '<input type="hidden" name="uextkey" value="'.$uextkey.'" />'."\n".
802: '</form>';
803: if ($rowcount) {
804: $output .= '</div>'."\n".
805: '<div class="LC_clear_float_footer"></div>'."\n";
806: }
1.1 raeburn 807: } else {
1.7 bisitz 808: $output = &mt('Could not load javascript file [_1]','<tt>londes.js</tt>');
1.1 raeburn 809: }
1.3 raeburn 810: return $output;
1.1 raeburn 811: }
812:
1.35 raeburn 813: sub get_creation_controls {
814: my ($domain,$usercreation) = @_;
815: my (@cancreate,@statustocreate);
816: if (ref($usercreation) eq 'HASH') {
817: if (ref($usercreation->{'cancreate'}) eq 'HASH') {
818: if (ref($usercreation->{'cancreate'}{'statustocreate'}) eq 'ARRAY') {
819: @statustocreate = @{$usercreation->{'cancreate'}{'statustocreate'}};
1.40.2.4 raeburn 820: if (@statustocreate == 0) {
821: my ($othertitle,$usertypes,$types) =
822: &Apache::loncommon::sorted_inst_types($domain);
823: if (ref($types) eq 'ARRAY') {
824: if (@{$types} == 0) {
825: @statustocreate = ('default');
826: }
827: } else {
828: @statustocreate = ('default');
829: }
830: }
1.35 raeburn 831: } else {
832: @statustocreate = ('default');
833: my ($othertitle,$usertypes,$types) =
834: &Apache::loncommon::sorted_inst_types($domain);
835: if (ref($types) eq 'ARRAY') {
836: push(@statustocreate,@{$types});
837: }
838: }
839: if (ref($usercreation->{'cancreate'}{'selfcreate'}) eq 'ARRAY') {
840: @cancreate = @{$usercreation->{'cancreate'}{'selfcreate'}};
841: } elsif (($usercreation->{'cancreate'}{'selfcreate'} ne 'none') &&
842: ($usercreation->{'cancreate'}{'selfcreate'} ne '')) {
843: @cancreate = ($usercreation->{'cancreate'}{'selfcreate'});
844: }
845: }
846: }
847: return (\@cancreate,\@statustocreate);
848: }
849:
1.1 raeburn 850: sub create_account {
1.3 raeburn 851: my ($r,$domain,$lonhost,$username,$domdesc) = @_;
1.1 raeburn 852: my ($retrieved,$output,$upass) = &process_credentials($env{'form.logtoken'},
853: $env{'form.serverid'});
854: # Error messages
1.7 bisitz 855: my $error = '<span class="LC_error">'.&mt('Error:').' ';
1.1 raeburn 856: my $end = '</span><br /><br />';
857: my $rtnlink = '<a href="javascript:history.back();" />'.
858: &mt('Return to previous page').'</a>'.
859: &Apache::loncommon::end_page();
860: if ($retrieved eq 'ok') {
1.22 raeburn 861: if ($env{'form.courseid'} ne '') {
1.1 raeburn 862: my ($result,$userchkmsg) = &check_id($username,$domain,$domdesc);
863: if ($result eq 'fail') {
864: $output = $error.&mt('Invalid ID format').$end.
865: $userchkmsg.$rtnlink;
866: return ('fail',$output);
867: }
868: }
869: } else {
870: return ('fail',$error.$output.$end.$rtnlink);
871: }
872: # Call modifyuser
873: my $result =
874: &Apache::lonnet::modifyuser($domain,$username,$env{'form.cid'},
875: 'internal',$upass,$env{'form.cfirstname'},
876: $env{'form.cmiddlename'},$env{'form.clastname'},
877: $env{'form.cgeneration'},undef,undef,$username);
1.7 bisitz 878: $output = &mt('Generating user: [_1]',$result);
1.1 raeburn 879: my $uhome = &Apache::lonnet::homeserver($username,$domain);
1.7 bisitz 880: $output .= '<br />'.&mt('Home server: [_1]',$uhome).' '.
1.1 raeburn 881: &Apache::lonnet::hostname($uhome).'<br /><br />';
882: return ('ok',$output);
883: }
884:
885: sub username_validation {
1.19 raeburn 886: my ($r,$username,$domain,$domdesc,$contact_name,$contact_email,$courseid,
1.35 raeburn 887: $lonhost,$statustocreate) = @_;
1.1 raeburn 888: my ($retrieved,$output,$upass);
889:
890: $username= &LONCAPA::clean_username($username);
891: $domain = &LONCAPA::clean_domain($domain);
892: my $uhome = &Apache::lonnet::homeserver($username,$domain);
893:
894: ($retrieved,$output,$upass) = &process_credentials($env{'form.logtoken'},
895: $env{'form.serverid'});
1.19 raeburn 896: if ($retrieved ne 'ok') {
897: return ('fail',$output);
898: }
899: if ($uhome ne 'no_host') {
900: my $result = &Apache::lonnet::authenticate($username,$upass,$domain);
901: if ($result ne 'no_host') {
902: my %form = &start_session($r,$username,$domain,$lonhost,$courseid);
903: $output = '<br /><br />'.&mt('A LON-CAPA account already exists for username [_1] at this institution ([_2]).','<tt>'.$username.'</tt>',$domdesc).'<br />'.&mt('The password entered was also correct so you have been logged in.');
904: return ('existingaccount',$output);
905: } else {
1.22 raeburn 906: $output = &login_failure_msg($courseid);
1.19 raeburn 907: }
908: } else {
1.1 raeburn 909: my $primlibserv = &Apache::lonnet::domain($domain,'primary');
910: my $authok;
911: my %domdefaults = &Apache::lonnet::get_domain_defaults($domain);
912: if ((($domdefaults{'auth_def'} =~/^krb(4|5)$/) && ($domdefaults{'auth_arg_def'} ne '')) || ($domdefaults{'auth_def'} eq 'localauth')) {
913: my $checkdefauth = 1;
914: $authok =
915: &Apache::lonnet::reply("encrypt:auth:$domain:$username:$upass:$checkdefauth",$primlibserv);
916: } else {
917: $authok = 'non_authorized';
918: }
919: if ($authok eq 'authorized') {
1.18 raeburn 920: $output = &username_check($username,$domain,$domdesc,$courseid,$lonhost,
1.35 raeburn 921: $contact_email,$contact_name,undef,
922: $statustocreate);
1.4 raeburn 923: } else {
1.22 raeburn 924: $output = &login_failure_msg($courseid);
1.4 raeburn 925: }
926: }
1.19 raeburn 927: return ('ok',$output);
1.4 raeburn 928: }
929:
1.22 raeburn 930: sub login_failure_msg {
931: my ($courseid) = @_;
932: my $url;
933: if ($courseid ne '') {
934: $url = "/adm/selfenroll?courseid=".$courseid;
935: } else {
936: $url = "/adm/createaccount";
937: }
938: my $output = '<h4>'.&mt('Authentication failed').'</h4><div class="LC_warning">'.
939: &mt('Username and/or password could not be authenticated.').
940: '</div>'.
941: &mt('Please check the username and password.').'<br /><br />';
942: '<a href="'.$url.'">'.&mt('Try again').'</a>';
943: return $output;
944: }
945:
1.4 raeburn 946: sub username_check {
1.35 raeburn 947: my ($username,$domain,$domdesc,$courseid,$lonhost,$contact_email,
948: $contact_name,$sso_logout,$statustocreate) = @_;
1.23 raeburn 949: my (%rulematch,%inst_results,$checkfail,$rowcount,$editable,$output,$msg,
1.18 raeburn 950: %alerts,%curr_rules,%got_rules);
1.23 raeburn 951: &call_rulecheck($username,$domain,\%alerts,\%rulematch,
1.40 raeburn 952: \%inst_results,\%curr_rules,\%got_rules,'username');
1.4 raeburn 953: if (ref($alerts{'username'}) eq 'HASH') {
954: if (ref($alerts{'username'}{$domain}) eq 'HASH') {
955: if ($alerts{'username'}{$domain}{$username}) {
956: if (ref($curr_rules{$domain}) eq 'HASH') {
1.18 raeburn 957: $output =
1.17 raeburn 958: &Apache::loncommon::instrule_disallow_msg('username',$domdesc,1,
959: 'selfcreate').
1.4 raeburn 960: &Apache::loncommon::user_rule_formats($domain,$domdesc,
961: $curr_rules{$domain}{'username'},'username');
1.1 raeburn 962: }
1.18 raeburn 963: $checkfail = 'username';
1.1 raeburn 964: }
1.4 raeburn 965: }
966: }
1.18 raeburn 967: if (!$checkfail) {
1.35 raeburn 968: if (ref($statustocreate) eq 'ARRAY') {
969: $checkfail = 'inststatus';
970: if (ref($inst_results{$username.':'.$domain}{inststatus}) eq 'ARRAY') {
971: foreach my $inststatus (@{$inst_results{$username.':'.$domain}{inststatus}}) {
972: if (grep(/^\Q$inststatus\E$/,@{$statustocreate})) {
973: undef($checkfail);
974: last;
975: }
976: }
977: } elsif (grep(/^default$/,@{$statustocreate})) {
978: undef($checkfail);
979: }
980: }
981: }
982: if (!$checkfail) {
1.18 raeburn 983: $output = '<form method="post" action="/adm/createaccount">';
984: (my $datatable,$rowcount,$editable) =
985: &Apache::loncreateuser::personal_data_display($username,$domain,1,'selfcreate',
986: $inst_results{$username.':'.$domain});
987: if ($rowcount > 0) {
988: $output .= $datatable;
989: }
990: $output .= '<br /><br /><input type="hidden" name="uname" value="'.$username.'" />'."\n".
991: '<input type="hidden" name="udom" value="'.$domain.'" />'."\n".
992: '<input type="hidden" name="phase" value="username_activation" />';
993: my $now = time;
994: my %info = ('ip' => $ENV{'REMOTE_ADDR'},
995: 'time' => $now,
996: 'domain' => $domain,
997: 'username' => $username);
1.40.2.2 raeburn 998: my $authtoken = &Apache::lonnet::tmpput(\%info,$lonhost,'createaccount');
1.18 raeburn 999: if ($authtoken !~ /^error/ && $authtoken ne 'no_such_host') {
1000: $output .= '<input type="hidden" name="authtoken" value="'.&HTML::Entities::encode($authtoken,'&<>"').'" />';
1001: } else {
1002: $output = &mt('An error occurred when storing a token').'<br />'.
1003: &mt('You will not be able to proceed to the next stage of account creation').
1004: &linkto_email_help($contact_email,$domdesc);
1005: $checkfail = 'authtoken';
1006: }
1007: }
1008: if ($checkfail) {
1.40.2.4 raeburn 1009: $msg = '<br /><h4>'.&mt('Account creation unavailable').'</h4>';
1.18 raeburn 1010: if ($checkfail eq 'username') {
1011: $msg .= '<span class="LC_warning">'.
1012: &mt('A LON-CAPA account may not be created with the username you use.').
1013: '</span><br /><br />'.$output;
1014: } elsif ($checkfail eq 'authtoken') {
1015: $msg .= '<span class="LC_error">'.&mt('Error creating token.').'</span>'.
1016: '<br />'.$output;
1.35 raeburn 1017: } elsif ($checkfail eq 'inststatus') {
1018: $msg .= '<span class="LC_warning">'.
1019: &mt('You are not permitted to create a LON-CAPA account.').
1020: '</span><br /><br />'.$output;
1.18 raeburn 1021: }
1022: $msg .= &mt('Please contact the [_1] ([_2]) for assistance.',
1023: $contact_name,$contact_email).'<br /><hr />'.
1024: $sso_logout;
1025: &Apache::lonnet::logthis("ERROR: failure type of '$checkfail' when performing username check to create account for authenticated user: $username, in domain $domain");
1.8 raeburn 1026: } else {
1.18 raeburn 1027: if ($courseid ne '') {
1028: $output .= '<input type="hidden" name="courseid" value="'.$courseid.'" />';
1029: }
1030: $output .= '<input type="submit" name="newaccount" value="'.
1031: &mt('Create LON-CAPA account').'" /></form>';
1032: if ($rowcount) {
1033: if ($editable) {
1.22 raeburn 1034: if ($courseid ne '') {
1.40.2.4 raeburn 1035: $msg = '<br /><h4>'.&mt('User information').'</h4>';
1.22 raeburn 1036: }
1037: $msg .= &mt('To create one, use the table below to provide information about yourself, then click the [_1]Create LON-CAPA account[_2] button.','<span class="LC_cusr_emph">','</span>').'<br />';
1.18 raeburn 1038: } else {
1.22 raeburn 1039: if ($courseid ne '') {
1040: $msg = '<h4>'.&mt('Review user information').'</h4>';
1041: }
1042: $msg .= &mt('A user account will be created with information displayed in the table below, when you click the [_1]Create LON-CAPA account[_2] button.','<span class="LC_cusr_emph">','</span>').'<br />';
1.18 raeburn 1043: }
1044: } else {
1.22 raeburn 1045: if ($courseid ne '') {
1046: $msg = '<h4>'.&mt('Confirmation').'</h4>';
1047: }
1048: $msg .= &mt('Confirm that you wish to create an account.');
1.18 raeburn 1049: }
1050: $msg .= $output;
1051: }
1052: return $msg;
1.1 raeburn 1053: }
1054:
1055: sub username_activation {
1.3 raeburn 1056: my ($r,$username,$domain,$domdesc,$lonhost,$courseid) = @_;
1.1 raeburn 1057: my $output;
1.7 bisitz 1058: my $error = '<span class="LC_error">'.&mt('Error:').' ';
1.1 raeburn 1059: my $end = '</span><br /><br />';
1060: my $rtnlink = '<a href="javascript:history.back();" />'.
1061: &mt('Return to previous page').'</a>'.
1062: &Apache::loncommon::end_page();
1063: my %domdefaults = &Apache::lonnet::get_domain_defaults($domain);
1.8 raeburn 1064: my %data = &Apache::lonnet::tmpget($env{'form.authtoken'});
1065: my $now = time;
1066: my $earlyout;
1067: my $timeout = 300;
1068: if (keys(%data) == 0) {
1069: $output = &mt('Sorry, your authentication has expired.');
1070: $earlyout = 'fail';
1071: }
1072: if (($data{'time'} !~ /^\d+$/) ||
1073: ($data{'domain'} ne $domain) ||
1074: ($data{'username'} ne $username)) {
1075: $earlyout = 'fail';
1076: $output = &mt('The credentials you provided could not be verified.');
1077: } elsif ($now - $data{'time'} > $timeout) {
1078: $earlyout = 'fail';
1079: $output = &mt('Sorry, your authentication has expired.');
1080: }
1081: if ($earlyout ne '') {
1082: $output .= '<br />'.&mt('Please [_1]start again[_2].','<a href="/adm/createaccount">','</a>');
1083: return($earlyout,$output);
1084: }
1.3 raeburn 1085: if ((($domdefaults{'auth_def'} =~/^krb(4|5)$/) &&
1086: ($domdefaults{'auth_arg_def'} ne '')) ||
1087: ($domdefaults{'auth_def'} eq 'localauth')) {
1.22 raeburn 1088: if ($env{'form.courseid'} ne '') {
1.1 raeburn 1089: my ($result,$userchkmsg) = &check_id($username,$domain,$domdesc);
1090: if ($result eq 'fail') {
1091: $output = $error.&mt('Invalid ID format').$end.
1092: $userchkmsg.$rtnlink;
1093: return ('fail',$output);
1094: }
1095: }
1096: # Call modifyuser
1.23 raeburn 1097: my (%rulematch,%inst_results,%curr_rules,%got_rules,%alerts,%info);
1098: &call_rulecheck($username,$domain,\%alerts,\%rulematch,
1.40 raeburn 1099: \%inst_results,\%curr_rules,\%got_rules);
1.23 raeburn 1100: my @userinfo = ('firstname','middlename','lastname','generation',
1101: 'permanentemail','id');
1102: my %canmodify =
1103: &Apache::loncreateuser::selfcreate_canmodify('selfcreate',$domain,
1104: \@userinfo,\%inst_results);
1105: foreach my $item (@userinfo) {
1106: if ($canmodify{$item}) {
1107: $info{$item} = $env{'form.c'.$item};
1108: } else {
1109: $info{$item} = $inst_results{$username.':'.$domain}{$item};
1110: }
1111: }
1112: if (ref($inst_results{$username.':'.$domain}{'inststatus'}) eq 'ARRAY') {
1113: my @inststatuses = @{$inst_results{$username.':'.$domain}{'inststatus'}};
1114: $info{'inststatus'} = join(':',map { &escape($_); } @inststatuses);
1115: }
1.1 raeburn 1116: my $result =
1.23 raeburn 1117: &Apache::lonnet::modifyuser($domain,$username,$env{'form.cid'},
1.1 raeburn 1118: $domdefaults{'auth_def'},
1.23 raeburn 1119: $domdefaults{'auth_arg_def'},$info{'firstname'},
1120: $info{'middlename'},$info{'lastname'},
1121: $info{'generation'},undef,undef,
1122: $info{'permanentemail'},$info{'inststatus'});
1.3 raeburn 1123: if ($result eq 'ok') {
1.8 raeburn 1124: my $delete = &Apache::lonnet::tmpdel($env{'form.authtoken'});
1.3 raeburn 1125: $output = &mt('A LON-CAPA account has been created for username: [_1] in domain: [_2].',$username,$domain);
1126: my %form = &start_session($r,$username,$domain,$lonhost,$courseid);
1127: my $nostart = 1;
1128: return ('ok',$output,$nostart);
1129: } else {
1130: $output = &mt('Account creation failed for username: [_1] in domain: [_2].',$username,$domain).'<br /><span class="LC_error">'.&mt('Error: [_1]',$result).'</span>';
1131: return ('fail',$output);
1132: }
1.1 raeburn 1133: } else {
1.7 bisitz 1134: $output = &mt('User account creation is not available for the current default authentication type.')."\n";
1.1 raeburn 1135: return('fail',$output);
1136: }
1137: }
1138:
1139: sub check_id {
1140: my ($username,$domain,$domdesc) = @_;
1141: # Check ID format
1142: my (%alerts,%rulematch,%inst_results,%curr_rules,%checkhash);
1143: my %checks = ('id' => 1);
1144: %{$checkhash{$username.':'.$domain}} = (
1145: 'newuser' => 1,
1146: 'id' => $env{'form.cid'},
1147: );
1148: &Apache::loncommon::user_rule_check(\%checkhash,\%checks,\%alerts,
1149: \%rulematch,\%inst_results,\%curr_rules);
1150: if (ref($alerts{'id'}) eq 'HASH') {
1151: if (ref($alerts{'id'}{$domain}) eq 'HASH') {
1152: if ($alerts{'id'}{$domain}{$env{'form.cid'}}) {
1153: my $userchkmsg;
1154: if (ref($curr_rules{$domain}) eq 'HASH') {
1155: $userchkmsg =
1156: &Apache::loncommon::instrule_disallow_msg('id',
1157: $domdesc,1).
1158: &Apache::loncommon::user_rule_formats($domain,
1159: $domdesc,$curr_rules{$domain}{'id'},'id');
1160: }
1161: return ('fail',$userchkmsg);
1162: }
1163: }
1164: }
1165: return;
1166: }
1167:
1168: sub invalid_state {
1.40.2.5.2.1 raeburn 1169: my ($error,$domdesc,$contact_name,$contact_email,$msgtext,$useremail) = @_;
1.14 raeburn 1170: my $msg = '<h3>'.&mt('Account creation unavailable').'</h3><span class="LC_error">';
1.1 raeburn 1171: if ($error eq 'baduseremail') {
1.40.2.3 raeburn 1172: $msg .= &mt('The e-mail address you provided does not appear to be a valid address.');
1.1 raeburn 1173: } elsif ($error eq 'existinguser') {
1.40.2.5.2.1 raeburn 1174: my $uname = &HTML::Entities::encode($useremail);
1175: $msg .= &mt('The e-mail address you provided is already in use as a username in LON-CAPA at this institution.').'</span><br /><br /><span class="LC_warning">'.&mt('You can either:').'<ul>'.
1176: '<li>'.&mt('Return to the [_1]log-in page[_2] and enter your password.','<a href="/adm/login?username='.$uname.'">','</a>').'</li>'.
1177: '<li>'.&mt('or, if you do not remember your password, visit the "[_1]Forgot your password?[_2]" page.','<a href="/adm/resetpw?uname='.$uname.'&useremail='.$uname.'&referrer=createaccount">','</a>').
1178: '</li></ul>';
1.1 raeburn 1179: } elsif ($error eq 'userrules') {
1.40.2.3 raeburn 1180: $msg .= &mt('Username rules at this institution do not allow the e-mail address you provided to be used as a username.');
1.1 raeburn 1181: } elsif ($error eq 'userformat') {
1.40.2.3 raeburn 1182: $msg .= &mt('The e-mail address you provided may not be used as a username at this LON-CAPA institution.');
1.1 raeburn 1183: } elsif ($error eq 'captcha') {
1.40.2.3 raeburn 1184: $msg .= &mt('Validation of the code you entered failed.');
1.1 raeburn 1185: } elsif ($error eq 'noemails') {
1.40.2.3 raeburn 1186: $msg .= &mt('Creation of a new user account using an e-mail address as username is not permitted at this LON-CAPA institution.');
1.1 raeburn 1187: }
1.14 raeburn 1188: $msg .= '</span>';
1.1 raeburn 1189: if ($msgtext) {
1190: $msg .= '<br />'.$msgtext;
1191: }
1.40.2.3 raeburn 1192: $msg .= &linkto_email_help($contact_email,$domdesc,$error);
1.8 raeburn 1193: return $msg;
1194: }
1195:
1196: sub linkto_email_help {
1.40.2.3 raeburn 1197: my ($contact_email,$domdesc,$error) = @_;
1.8 raeburn 1198: my $msg;
1.40.2.3 raeburn 1199: my $href = '/adm/helpdesk';
1.1 raeburn 1200: if ($contact_email ne '') {
1201: my $escuri = &HTML::Entities::encode('/adm/createaccount','&<>"');
1.40.2.3 raeburn 1202: $href .= '?origurl='.$escuri;
1203: if ($error eq 'existinguser') {
1204: my $escemail = &HTML::Entities::encode($env{'form.useremail'});
1205: $href .= '&useremail='.$escemail.'&useraccount='.$escemail;
1206: }
1207: $msg .= '<br />'.&mt('You may wish to contact the [_1]LON-CAPA helpdesk[_2] for [_3].','<a href="'.$href.'">','</a>',$domdesc).'<br />';
1.1 raeburn 1208: } else {
1.17 raeburn 1209: $msg .= '<br />'.&mt('You may wish to send an e-mail to the server administrator: [_1] for [_2].',$Apache::lonnet::perlvar{'AdminEmail'},$domdesc).'<br />';
1.1 raeburn 1210: }
1211: return $msg;
1212: }
1213:
1.40.2.5.2.1 raeburn 1214: sub create_recaptcha {
1.40.2.5.2.6 raeburn 1215: my ($pubkey) = @_;
1.40.2.5.2.1 raeburn 1216: my $captcha = Captcha::reCAPTCHA->new;
1.40.2.5.2.3 raeburn 1217: # generate PUBLICKEY from https://www.google.com/recaptcha
1.40.2.5.2.1 raeburn 1218: return $captcha->get_options_setter({theme => 'white'})."\n".
1.40.2.5.2.6 raeburn 1219: $captcha->get_html($pubkey);
1.1 raeburn 1220: }
1221:
1222: sub getkeys {
1223: my ($lkey,$ukey) = @_;
1224: my $lextkey=hex($lkey);
1225: if ($lextkey>2147483647) { $lextkey-=4294967296; }
1226:
1227: my $uextkey=hex($ukey);
1228: if ($uextkey>2147483647) { $uextkey-=4294967296; }
1229: return ($lextkey,$uextkey);
1230: }
1231:
1232: sub serverform {
1.20 raeburn 1233: my ($logtoken,$lonhost,$mailtoken,$courseid,$context) = @_;
1.22 raeburn 1234: my $phase = 'username_validation';
1235: my $catalog_elements;
1.20 raeburn 1236: if ($context eq 'selfenroll') {
1237: $phase = 'selfenroll_login';
1238: }
1.22 raeburn 1239: if ($courseid ne '') {
1240: $catalog_elements = &Apache::lonhtmlcommon::echo_form_input(['courseid','phase']);
1241: }
1242: my $output = <<ENDSERVERFORM;
1.20 raeburn 1243: <form name="server" method="post" action="/adm/createaccount">
1.1 raeburn 1244: <input type="hidden" name="logtoken" value="$logtoken" />
1245: <input type="hidden" name="token" value="$mailtoken" />
1246: <input type="hidden" name="serverid" value="$lonhost" />
1247: <input type="hidden" name="uname" value="" />
1248: <input type="hidden" name="upass" value="" />
1.32 raeburn 1249: <input type="hidden" name="udom" value="" />
1.20 raeburn 1250: <input type="hidden" name="phase" value="$phase" />
1.3 raeburn 1251: <input type="hidden" name="courseid" value="$courseid" />
1.22 raeburn 1252: $catalog_elements
1.1 raeburn 1253: </form>
1254: ENDSERVERFORM
1255: return $output;
1256: }
1257:
1258: sub process_credentials {
1259: my ($logtoken,$lonhost) = @_;
1260: my $tmpinfo=Apache::lonnet::reply('tmpget:'.$logtoken,$lonhost);
1261: my ($retrieved,$output,$upass);
1262: if (($tmpinfo=~/^error/) || ($tmpinfo eq 'con_lost')) {
1.7 bisitz 1263: $output = &mt('Information needed to verify your login information is missing, inaccessible or expired.')
1264: .'<br />'.&mt('You may need to reload the previous page to obtain a new token.');
1.1 raeburn 1265: return ($retrieved,$output,$upass);
1266: } else {
1267: my $reply = &Apache::lonnet::reply('tmpdel:'.$logtoken,$lonhost);
1268: if ($reply eq 'ok') {
1269: $retrieved = 'ok';
1270: } else {
1271: $output = &mt('Session could not be opened.');
1272: }
1273: }
1274: my ($key,$caller)=split(/&/,$tmpinfo);
1275: if ($caller eq 'createaccount') {
1276: $upass = &Apache::lonpreferences::des_decrypt($key,$env{'form.upass'});
1277: } else {
1278: $output = &mt('Unable to retrieve your log-in information - unexpected context');
1279: }
1280: return ($retrieved,$output,$upass);
1281: }
1282:
1283: sub guest_format_check {
1284: my ($useremail,$domain,$cancreate,$settings) = @_;
1285: my ($login,$format_match,$format_msg,@user_rules);
1286: if (ref($settings) eq 'HASH') {
1287: if (ref($settings->{'email_rule'}) eq 'ARRAY') {
1288: push(@user_rules,@{$settings->{'email_rule'}});
1289: }
1290: }
1291: if (@user_rules > 0) {
1292: my %rule_check =
1293: &Apache::lonnet::inst_rulecheck($domain,$useremail,undef,
1.2 raeburn 1294: 'selfcreate',\@user_rules);
1.1 raeburn 1295: if (keys(%rule_check) > 0) {
1296: foreach my $item (keys(%rule_check)) {
1297: if ($rule_check{$item}) {
1298: $format_match = 1;
1299: last;
1300: }
1301: }
1302: }
1303: }
1304: if ($format_match) {
1305: ($login) = ($useremail =~ /^([^\@]+)\@/);
1306: $format_msg = '<br />'.&mt("Your e-mail address uses the same internet domain as your institution's LON-CAPA service.").'<br />'.&mt('Creation of a LON-CAPA account with this type of e-mail address as username is not permitted.').'<br />';
1.5 raeburn 1307: if (ref($cancreate) eq 'ARRAY') {
1308: if (grep(/^login$/,@{$cancreate})) {
1.7 bisitz 1309: $format_msg .= &mt('You should request creation of a LON-CAPA account for a log-in ID of "[_1]" at your institution instead.',$login).'<br />';
1.5 raeburn 1310: }
1.1 raeburn 1311: }
1312: }
1313: return $format_msg;
1314: }
1315:
1.17 raeburn 1316: sub sso_logout_frag {
1317: my ($r,$domain) = @_;
1318: my $endsessionmsg;
1319: if (defined($r->dir_config('lonSSOUserLogoutMessageFile_'.$domain))) {
1320: my $msgfile = $r->dir_config('lonSSOUserLogoutMessageFile_'.$domain);
1321: if (-e $msgfile) {
1322: open(my $fh,"<$msgfile");
1323: $endsessionmsg = join('',<$fh>);
1324: close($fh);
1325: }
1326: } elsif (defined($r->dir_config('lonSSOUserLogoutMessageFile'))) {
1327: my $msgfile = $r->dir_config('lonSSOUserLogoutMessageFile');
1328: if (-e $msgfile) {
1329: open(my $fh,"<$msgfile");
1330: $endsessionmsg = join('',<$fh>);
1331: close($fh);
1332: }
1333: }
1334: return $endsessionmsg;
1335: }
1336:
1.22 raeburn 1337: sub catreturn_js {
1338: return <<"ENDSCRIPT";
1339: <script type="text/javascript">
1340:
1341: function ToSelfenroll(formname) {
1342: var formidx = getFormByName(formname);
1343: if (formidx > -1) {
1344: document.forms[formidx].action = '/adm/selfenroll';
1345: numidx = getIndexByName(formidx,'phase');
1346: if (numidx > -1) {
1347: document.forms[formidx].elements[numidx].value = '';
1348: }
1349: numidx = getIndexByName(formidx,'context');
1350: if (numidx > -1) {
1351: document.forms[formidx].elements[numidx].value = '';
1352: }
1353: }
1354: document.forms[formidx].submit();
1355: }
1356:
1357: function ToCatalog(formname,caller) {
1358: var formidx = getFormByName(formname);
1359: if (formidx > -1) {
1360: document.forms[formidx].action = '/adm/coursecatalog';
1361: numidx = getIndexByName(formidx,'coursenum');
1362: if (numidx > -1) {
1363: if (caller != 'details') {
1364: document.forms[formidx].elements[numidx].value = '';
1365: }
1366: }
1367: }
1368: document.forms[formidx].submit();
1369: }
1370:
1371: function getIndexByName(formidx,item) {
1372: for (var i=0;i<document.forms[formidx].elements.length;i++) {
1373: if (document.forms[formidx].elements[i].name == item) {
1374: return i;
1375: }
1376: }
1377: return -1;
1378: }
1379:
1380: function getFormByName(item) {
1381: for (var i=0; i<document.forms.length; i++) {
1382: if (document.forms[i].name == item) {
1383: return i;
1384: }
1385: }
1386: return -1;
1387: }
1388:
1389: </script>
1390: ENDSCRIPT
1391:
1392: }
1393:
1.1 raeburn 1394: 1;
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