![]() ![]() | ![]() |
- Customization for GCI_3. - Backport 1.44.
# The LearningOnline Network # Allow visitors to create a user account with the username being either an # institutional log-in ID (institutional authentication required - localauth # or kerberos) or an e-mail address. # # $Id: createaccount.pm,v 1.37.2.6 2010/12/02 22:51:27 raeburn Exp $ # # Copyright Michigan State University Board of Trustees # # This file is part of the LearningOnline Network with CAPA (LON-CAPA). # # LON-CAPA is free software; you can redistribute it and/or modify # it under the terms of the GNU General Public License as published by # the Free Software Foundation; either version 2 of the License, or # (at your option) any later version. # # LON-CAPA is distributed in the hope that it will be useful, # but WITHOUT ANY WARRANTY; without even the implied warranty of # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the # GNU General Public License for more details. # # You should have received a copy of the GNU General Public License # along with LON-CAPA; if not, write to the Free Software # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA # # /home/httpd/html/adm/gpl.txt # # http://www.lon-capa.org/ # # package Apache::createaccount; use strict; use Apache::Constants qw(:common); use Apache::lonacc; use Apache::lonnet; use Apache::loncommon; use Apache::lonhtmlcommon; use Apache::lonlocal; use Apache::lonauth; use Apache::resetpw; use Captcha::reCAPTCHA; use DynaLoader; # for Crypt::DES version use Crypt::DES; use LONCAPA qw(:DEFAULT :match); use HTML::Entities; sub handler { my $r = shift; &Apache::loncommon::content_type($r,'text/html'); $r->send_http_header; if ($r->header_only) { return OK; } my $domain; my $sso_username = $r->subprocess_env->get('REDIRECT_SSOUserUnknown'); my $sso_domain = $r->subprocess_env->get('REDIRECT_SSOUserDomain'); &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},['token','courseid']); &Apache::lonacc::get_posted_cgi($r); &Apache::lonlocal::get_language_handle($r); if ($sso_username ne '' && $sso_domain ne '') { $domain = $sso_domain; } else { $domain = &Apache::lonnet::default_login_domain(); if (defined($env{'form.courseid'})) { if (&validate_course($env{'form.courseid'})) { if ($env{'form.courseid'} =~ /^($match_domain)_($match_courseid)$/) { $domain = $1; } } } } my $domdesc = &Apache::lonnet::domain($domain,'description'); my $contact_name = &mt('LON-CAPA helpdesk'); my $origmail = $Apache::lonnet::perlvar{'lonSupportEMail'}; my $contacts = &Apache::loncommon::build_recipient_list(undef,'helpdeskmail', $domain,$origmail); my ($contact_email) = split(',',$contacts); my $lonhost = $r->dir_config('lonHostID'); my $include = $r->dir_config('lonIncludes'); my $start_page; my $handle = &Apache::lonnet::check_for_valid_session($r); if (($handle ne '') && ($handle !~ /^publicuser_\d+$/)) { $start_page = &Apache::loncommon::start_page('Already logged in'); my $end_page = &Apache::loncommon::end_page(); $r->print($start_page."\n".'<h2>'.&mt('You are already logged in').'</h2>'. '<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>'). '</p><p><a href="/adm/loginproblems.html">'.&mt('Login problems?').'</a></p>'.$end_page); return OK; } my ($js,$courseid,$title); if (defined($env{'form.courseid'})) { $courseid = &validate_course($env{'form.courseid'}); } if ($courseid ne '') { $js = &catreturn_js(); $title = 'Self-enroll in a LON-CAPA course'; } else { $title = 'Create a user account in LON-CAPA'; } if ($env{'form.phase'} eq 'selfenroll_login') { $title = 'Self-enroll in a LON-CAPA course'; if ($env{'form.udom'} ne '') { $domain = $env{'form.udom'}; } my %domconfig = &Apache::lonnet::get_dom('configuration',['usercreation'],$domain); my ($cancreate,$statustocreate) = &get_creation_controls($domain,$domconfig{'usercreation'}); my ($result,$output) = &username_validation($r,$env{'form.uname'},$domain,$domdesc, $contact_name,$contact_email,$courseid, $lonhost,$statustocreate); if ($result eq 'existingaccount') { $r->print($output); &print_footer($r); return OK; } else { $start_page = &Apache::loncommon::start_page($title,$js, {'no_inline_link' => 1,}); &print_header($r,$start_page,$courseid); $r->print($output); &print_footer($r); return OK; } } $start_page = &Apache::loncommon::start_page($title,$js, {'no_inline_link' => 1,}); my %domconfig = &Apache::lonnet::get_dom('configuration',['usercreation'],$domain); my ($cancreate,$statustocreate) = &get_creation_controls($domain,$domconfig{'usercreation'}); if (@{$cancreate} == 0) { &print_header($r,$start_page,$courseid); my $output = '<h3>'.&mt('Account creation unavailable').'</h3>'. '<span class="LC_warning">'. &mt('Creation of a new user account using an e-mail address or an institutional log-in ID as username is not permitted for the GCI WebCenter.').'</span><br /><br />'; $r->print($output); &print_footer($r); return OK; } if ($sso_username ne '') { &print_header($r,$start_page,$courseid); my ($msg,$sso_logout); $sso_logout = &sso_logout_frag($r,$domain); if (grep(/^sso$/,@{$cancreate})) { $msg = '<h3>'.&mt('Account creation').'</h3>'. &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 />'; $msg .= &username_check($sso_username,$domain,$domdesc,$courseid, $lonhost,$contact_email,$contact_name, $sso_logout,$statustocreate); } else { $msg = '<h3>'.&mt('Account creation unavailable').'</h3>'. '<span class="LC_warning">'.&mt("Although your username and password were authenticated by your institution's Single Sign On system, you do not currently have a LON-CAPA account at this institution, and you are not permitted to create one.").'</span><br /><br />'.&mt('Please contact the [_1] ([_2]) for assistance.',$contact_name,$contact_email).'<hr />'. $sso_logout; } $r->print($msg); &print_footer($r); return OK; } my ($output,$nostart,$noend); my $token = $env{'form.token'}; if ($token) { ($output,$nostart,$noend) = &process_mailtoken($r,$token,$contact_name,$contact_email,$domain, $domdesc,$lonhost,$include,$start_page); if ($nostart) { if ($noend) { return OK; } else { $r->print($output); &print_footer($r); return OK; } } else { &print_header($r,$start_page,$courseid); $r->print($output); &print_footer($r); return OK; } } if ($env{'form.phase'} eq 'username_activation') { (my $result,$output,$nostart) = &username_activation($r,$env{'form.uname'},$domain,$domdesc, $lonhost,$courseid); if ($result eq 'ok') { if ($nostart) { return OK; } } &print_header($r,$start_page,$courseid); $r->print($output); &print_footer($r); return OK; } elsif ($env{'form.phase'} eq 'username_validation') { (my $result,$output) = &username_validation($r,$env{'form.uname'},$domain,$domdesc, $contact_name,$contact_email,$courseid, $lonhost,$statustocreate); if ($result eq 'existingaccount') { $r->print($output); &print_footer($r); return OK; } else { &print_header($r,$start_page,$courseid); } } elsif ($env{'form.create_with_email'}) { &print_header($r,$start_page,$courseid); $output = &process_email_request($env{'form.useremail'},$domain,$domdesc, $contact_name,$contact_email,$cancreate, $lonhost,$domconfig{'usercreation'}, $courseid); } elsif (!$token) { &print_header($r,$start_page,$courseid); my $now=time; if (grep(/^login$/,@{$cancreate})) { my $jsh=Apache::File->new($include."/londes.js"); $r->print(<$jsh>); $r->print(&javascript_setforms($now)); } if (grep(/^email$/,@{$cancreate})) { $r->print(&javascript_validmail()); } $output = &print_username_form($domain,$domdesc,$cancreate,$now,$lonhost, $courseid); } $r->print($output); &print_footer($r); return OK; } sub print_header { my ($r,$start_page,$courseid) = @_; $r->print($start_page); &Apache::lonhtmlcommon::clear_breadcrumbs(); if ($courseid ne '') { my %coursehash = &Apache::lonnet::coursedescription($courseid); &selfenroll_crumbs($r,$courseid,$coursehash{'description'}); } &Apache::lonhtmlcommon::add_breadcrumb ({href=>"/adm/createuser", text=>"New username"}); $r->print(&Apache::lonhtmlcommon::breadcrumbs('Create account')); return; } sub print_footer { my ($r) = @_; if ($env{'form.courseid'} ne '') { $r->print('<form name="backupcrumbs" method="post" action="">'. &Apache::lonhtmlcommon::echo_form_input(['backto','logtoken', 'token','serverid','uname','upass','phase','create_with_email', 'code','useremail','crypt','cfirstname','clastname', 'cmiddlename','cgeneration','cpermanentemail','cid']). '</form>'); } $r->print(&Apache::loncommon::end_page()); } sub selfenroll_crumbs { my ($r,$courseid,$desc) = @_; &Apache::lonhtmlcommon::add_breadcrumb ({href=>"javascript:ToCatalog('backupcrumbs','')", text=>"Course/Community Catalog"}); if ($env{'form.coursenum'} ne '') { &Apache::lonhtmlcommon::add_breadcrumb ({href=>"javascript:ToCatalog('backupcrumbs','details')", text=>"Course details"}); } my $last_crumb; if ($desc ne '') { $last_crumb = &mt('Self-enroll in [_1]','<span class="LC_cusr_emph">'.$desc.'</span>'); } else { $last_crumb = &mt('Self-enroll'); } &Apache::lonhtmlcommon::add_breadcrumb ({href=>"javascript:ToSelfenroll('backupcrumbs')", text=>$last_crumb, no_mt=>"1"}); return; } sub validate_course { my ($courseid) = @_; my ($cdom,$cnum) = ($courseid =~ /^($match_domain)_($match_courseid)$/); if (($cdom ne '') && ($cnum ne '')) { if (&Apache::lonnet::is_course($cdom,$cnum)) { return ($courseid); } } return; } sub javascript_setforms { my ($now) = @_; my $js = <<ENDSCRIPT; <script type="text/javascript" language="JavaScript"> function send() { this.document.server.elements.uname.value = this.document.client.elements.uname.value; this.document.server.elements.udom.value = this.document.client.elements.udom.value; uextkey=this.document.client.elements.uextkey.value; lextkey=this.document.client.elements.lextkey.value; initkeys(); this.document.server.elements.upass.value = crypted(this.document.client.elements.upass$now.value); this.document.client.elements.uname.value=''; this.document.client.elements.upass$now.value=''; this.document.server.submit(); return false; } </script> ENDSCRIPT return $js; } sub javascript_checkpass { my ($now) = @_; my $nopass = &mt('You must enter a password.'); my $mismatchpass = &mt('The passwords you entered did not match.').'\\n'. &mt('Please try again.'); my $js = <<"ENDSCRIPT"; <script type="text/javascript" language="JavaScript"> function checkpass() { var upass = this.document.client.elements.upass$now.value; var upasscheck = this.document.client.elements.upasscheck$now.value; if (upass == '') { alert("$nopass"); return false; } if (upass == upasscheck) { this.document.client.elements.upasscheck$now.value=''; send(); return false; } else { alert("$mismatchpass"); return false; } } </script> ENDSCRIPT return $js; } sub javascript_validmail { my %lt = &Apache::lonlocal::texthash ( email => 'The e-mail address you entered', notv => 'is not a valid e-mail address', ); my $output = "\n".'<script type="text/javascript">'."\n". &Apache::lonhtmlcommon::javascript_valid_email()."\n"; $output .= <<"ENDSCRIPT"; function validate_email() { field = document.createaccount.useremail; if (validmail(field) == false) { alert("$lt{'email'}: "+field.value+" $lt{'notv'}."); return false; } else { var emailaddr = field.value; var lcemail = emailaddr.toLowerCase(); if (emailaddr != lcemail) { field.value = lcemail; alert("WebCenter usernames are all lower case.\\nAccordingly your username will be "+lcemail+" once activated."); } } return true; } ENDSCRIPT $output .= "\n".'</script>'."\n"; return $output; } sub print_username_form { my ($domain,$domdesc,$cancreate,$now,$lonhost,$courseid) = @_; my %lt = &Apache::lonlocal::texthash( unam => 'username', udom => 'domain', uemail => 'E-mail address in LON-CAPA', proc => 'Proceed'); my $output; if (ref($cancreate) eq 'ARRAY') { if (grep(/^login$/,@{$cancreate})) { my %domdefaults = &Apache::lonnet::get_domain_defaults($domain); if ((($domdefaults{'auth_def'} =~/^krb/) && ($domdefaults{'auth_arg_def'} ne '')) || ($domdefaults{'auth_def'} eq 'localauth')) { $output = '<div class="LC_left_float"><h3>'.&mt('Create account with a username provided by this institution').'</h3>'; my $submit_text = &mt('Create LON-CAPA account'); $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 />').'<br /><br />'.&mt('Type in your log-in ID and password to find out.').'<br /><br />'; $output .= &login_box($now,$lonhost,$courseid,$submit_text, $domain,'createaccount').'</div>'; } } if (grep(/^email$/,@{$cancreate})) { $output .= '<div class="LC_left_float"><h3>'.&mt('Create account with an e-mail address as your username').'</h3>'; my $captchaform = &create_recaptcha(); if ($captchaform) { my $submit_text = &mt('Request LON-CAPA account'); my $emailform = '<input type="text" name="useremail" size="25" value="" />'; if (grep(/^login$/,@{$cancreate})) { $output .= &mt('Provide your e-mail address to request a LON-CAPA account,[_1] if you do not have a log-in ID at your institution.','<br />').'<br /><br />'; } else { $output .= '<br />'; } $output .= '<form name="createaccount" method="post" onSubmit="return validate_email()" action="/adm/createaccount">'. &Apache::lonhtmlcommon::start_pick_box()."\n". &Apache::lonhtmlcommon::row_title(&mt('E-mail address'), 'LC_pick_box_title')."\n". $emailform."\n". &Apache::lonhtmlcommon::row_closure(1). &Apache::lonhtmlcommon::row_title(&mt('Validation'), 'LC_pick_box_title')."\n". $captchaform."\n". &mt('If either word is hard to read, [_1] will replace them.','<image src="/res/adm/pages/refresh.gif" alt="reCAPTCHA refresh" />').'<br /><br />'; if ($courseid ne '') { $output .= '<input type="hidden" name="courseid" value="'.$courseid.'"/>'."\n"; } $output .= &Apache::lonhtmlcommon::row_closure(1). &Apache::lonhtmlcommon::row_title().'<br />'. '<input type="submit" name="create_with_email" value="'. $submit_text.'" />'. &Apache::lonhtmlcommon::row_closure(1). &Apache::lonhtmlcommon::end_pick_box().'<br /><br />'; if ($courseid ne '') { $output .= &Apache::lonhtmlcommon::echo_form_input(['courseid']); } $output .= '</form>'; } else { my $helpdesk = '/adm/helpdesk?origurl=%2fadm%2fcreateaccount'; if ($courseid ne '') { $helpdesk .= '&courseid='.$courseid; } $output .= '<span class="LC_error">'.&mt('An error occurred generating the validation code[_1] required for an e-mail address to be used as username.','<br />').'</span><br /><br />'.&mt('[_1]Contact the helpdesk[_2] or [_3]reload[_2] the page and try again.','<a href="'.$helpdesk.'">','</a>','<a href="javascript:window.location.reload()">'); } $output .= '</div>'; } } if ($output eq '') { $output = &mt('Creation of a new LON-CAPA user account using an e-mail address or an institutional log-in ID as your username is not permitted at [_1].',$domdesc); } else { $output .= '<div class="LC_clear_float_footer"></div>'; } return $output; } sub login_box { my ($now,$lonhost,$courseid,$submit_text,$domain,$context) = @_; my $output; my %titles = &Apache::lonlocal::texthash( createaccount => 'Log-in ID', selfenroll => 'Username', ); my ($lkey,$ukey) = &Apache::lonpreferences::des_keys(); my ($lextkey,$uextkey) = &getkeys($lkey,$ukey); my $logtoken=Apache::lonnet::reply('tmpput:'.$ukey.$lkey.'&createaccount', $lonhost); $output = &serverform($logtoken,$lonhost,undef,$courseid,$context); my $unameform = '<input type="text" name="uname" size="20" value="" />'; my $upassform = '<input type="password" name="upass'.$now.'" size="20" />'; $output .= '<form name="client" method="post" onsubmit="return(send());">'."\n". '<input type="hidden" name="udom" value="'.$domain.'" />'. &Apache::lonhtmlcommon::start_pick_box()."\n". &Apache::lonhtmlcommon::row_title($titles{$context}, 'LC_pick_box_title')."\n". $unameform."\n". &Apache::lonhtmlcommon::row_closure(1)."\n". &Apache::lonhtmlcommon::row_title(&mt('Password'), 'LC_pick_box_title')."\n". $upassform; $output .= &Apache::lonhtmlcommon::row_closure(1). &Apache::lonhtmlcommon::row_title(). '<br /><input type="submit" name="username_validation" value="'. $submit_text.'" />'."\n"; if ($context eq 'selfenroll') { $output .= '<br /><br /><table width="100%"><tr><td align="right">'. '<span class="LC_fontsize_medium">'. '<a href="/adm/resetpw">'.&mt('Forgot password?').'</a>'. '</span></td></tr></table>'."\n"; } $output .= &Apache::lonhtmlcommon::row_closure(1)."\n". &Apache::lonhtmlcommon::end_pick_box().'<br />'."\n"; $output .= '<input type="hidden" name="lextkey" value="'.$lextkey.'" />'."\n". '<input type="hidden" name="uextkey" value="'.$uextkey.'" />'."\n". '</form>'; return $output; } sub process_email_request { my ($useremail,$domain,$domdesc,$contact_name,$contact_email,$cancreate, $server,$settings,$courseid) = @_; $useremail = lc($env{'form.useremail'}); my $output; if (ref($cancreate) eq 'ARRAY') { if (!grep(/^email$/,@{$cancreate})) { $output = &invalid_state('noemails',$domdesc, $contact_name,$contact_email); return $output; } elsif ($useremail !~ /^[^\@]+\@[^\@]+\.[^\@\.]+$/) { $output = &invalid_state('baduseremail',$domdesc, $contact_name,$contact_email); return $output; } else { my $uhome = &Apache::lonnet::homeserver($useremail,$domain); if ($uhome ne 'no_host') { $output = &invalid_state('existinguser',$domdesc, $contact_name,$contact_email,'',$useremail); return $output; } else { my $captcha = Captcha::reCAPTCHA->new; my $captcha_result = $captcha->check_answer( 'PRIVATEKEY', $ENV{'REMOTE_ADDR'}, $env{'form.recaptcha_challenge_field'}, $env{'form.recaptcha_response_field'}, ); if (!$captcha_result->{is_valid}) { $output = &invalid_state('captcha',$domdesc,$contact_name, $contact_email); return $output; } my $uhome=&Apache::lonnet::homeserver($useremail,$domain); if ($uhome eq 'no_host') { my (%rulematch,%inst_results,%curr_rules,%got_rules,%alerts); &call_rulecheck($useremail,$domain,\%alerts,\%rulematch, \%inst_results,\%curr_rules,%got_rules,'username'); if (ref($alerts{'username'}) eq 'HASH') { if (ref($alerts{'username'}{$domain}) eq 'HASH') { if ($alerts{'username'}{$domain}{$useremail}) { $output = &invalid_state('userrules',$domdesc, $contact_name,$contact_email); return $output; } } } my $format_msg = &guest_format_check($useremail,$domain,$cancreate, $settings); if ($format_msg) { $output = &invalid_state('userformat',$domdesc,$contact_name, $contact_email,$format_msg); return $output; } } } } $output = &send_token($domain,$useremail,$server,$domdesc,$contact_name, $contact_email,$courseid); } return $output; } sub call_rulecheck { my ($uname,$udom,$alerts,$rulematch,$inst_results,$curr_rules, $got_rules,$tocheck) = @_; my ($checkhash,$checks); $checkhash->{$uname.':'.$udom} = { 'newuser' => 1, }; if ($tocheck eq 'username') { $checks = { 'username' => 1 }; } &Apache::loncommon::user_rule_check($checkhash,$checks, $alerts,$rulematch,$inst_results,$curr_rules, $got_rules); return; } sub send_token { my ($domain,$email,$server,$domdesc,$contact_name,$contact_email,$courseid) = @_; my $msg = '<h3>'.&mt('Account creation status').'</h3>'. &mt('Thank you for your request to create a new LON-CAPA account.'). '<br /><br />'; my $now = time; my %info = ('ip' => $ENV{'REMOTE_ADDR'}, 'time' => $now, 'domain' => $domain, 'username' => $email, 'courseid' => $courseid); my $token = &Apache::lonnet::tmpput(\%info,$server); if ($token !~ /^error/ && $token ne 'no_such_host') { my $esc_token = &escape($token); my $showtime = localtime(time); my $mailmsg = &mt('A request was submitted on [_1] for creation of a GCI WebCenter account.',$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".&Apache::lonnet::absolute_url().'/adm/createaccount?token='.$esc_token); my $result = &Apache::resetpw::send_mail($domdesc,$email,$mailmsg,$contact_name, $contact_email); if ($result eq 'ok') { $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 account creation process.').'<br />'.&mt("The link included in the message will be valid for the next [_1]two[_2] hours.",'<b>','</b>'); } else { $msg .= '<span class="LC_error">'. &mt('An error occurred when sending a message to the e-mail address you provided.').'</span><br />'. ' '.&mt('Please contact the [_1] ([_2]) for assistance.',$contact_name,$contact_email); } } else { $msg .= '<span class="LC_error">'. &mt('An error occurred creating a token required for the account creation process.').'</span><br />'. ' '.&mt('Please contact the [_1] ([_2]) for assistance.',$contact_name,$contact_email); } return $msg; } sub process_mailtoken { my ($r,$token,$contact_name,$contact_email,$domain,$domdesc,$lonhost, $include,$start_page) = @_; my ($msg,$nostart,$noend); my %data = &Apache::lonnet::tmpget($token); my $now = time; if (keys(%data) == 0) { $msg = &mt('Sorry, the URL you provided to complete creation of a new LON-CAPA account was invalid.') .' '.&mt('Either the token included in the URL has been deleted or the URL you provided was invalid.') .' '.&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>'); return $msg; } if (($data{'time'} =~ /^\d+$/) && ($data{'domain'} ne '') && ($data{'username'} =~ /^[^\@]+\@[^\@]+\.[^\@\.]+$/)) { if ($now - $data{'time'} < 7200) { if ($env{'form.phase'} eq 'createaccount') { my ($result,$output) = &create_account($r,$domain,$lonhost, $data{'username'},$domdesc); if ($result eq 'ok') { $msg = $output; my $shownow = &Apache::lonlocal::locallocaltime($now); my $mailmsg = &mt('A GCI WebCenter account has been created [_1] from IP address: [_2]. If you did not perform this action or authorize it, please contact the [_3] ([_4]).',$shownow,$ENV{'REMOTE_ADDR'},$contact_name,$contact_email)."\n"; my $mailresult = &Apache::resetpw::send_mail($domdesc,$data{'email'}, $mailmsg,$contact_name, $contact_email); if ($mailresult eq 'ok') { $msg .= &mt('An e-mail confirming creation of your new LON-CAPA account has been sent to [_1].',$data{'username'}); } else { $msg .= &mt('An error occurred when sending e-mail to [_1] confirming creation of your LON-CAPA account.',$data{'username'}); } my %form = &start_session($r,$data{'username'},$domain, $lonhost,$data{'courseid'}, $token); $nostart = 1; $noend = 1; } else { $msg .= &mt('A problem occurred when attempting to create your new LON-CAPA account.') .'<br />'.$output # .&mt('Please contact the [_1] ([_2]) for assistance.',$contact_name,'<a href="mailto:'.$contact_email.'">'.$contact_email.'</a>'); .&mt('Please contact the [_1] ([_2]) for assistance.',$contact_name,$contact_email); } my $delete = &Apache::lonnet::tmpdel($token); } else { $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 />'; $msg .= &print_dataentry_form($r,$domain,$lonhost,$include,$token,$now,$data{'username'},$start_page); $nostart = 1; } } else { $msg = &mt('Sorry, the token generated when you requested creation of an account has expired.') .' '.&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>'); } } else { $msg .= &mt('Sorry, the URL generated when you requested creation of an account contained incomplete information.') .' '.&mt('Please submit a [_1]new request[_2] for account creation and follow the new link included in the e-mail that will be sent to you.','<a href="/adm/createaccount">','</a>'); } return ($msg,$nostart,$noend); } sub start_session { my ($r,$username,$domain,$lonhost,$courseid,$token) = @_; my %form = ( uname => $username, udom => $domain, ); my $firsturl = '/adm/roles'; if (defined($courseid)) { $courseid = &validate_course($courseid); if ($courseid ne '') { $form{'courseid'} = $courseid; $firsturl = '/adm/selfenroll?courseid='.$courseid; } } if ($r->dir_config('lonBalancer') eq 'yes') { &Apache::lonauth::success($r,$form{'uname'},$form{'udom'}, $lonhost,'noredirect',undef,\%form); if ($token ne '') { my $delete = &Apache::lonnet::tmpdel($token); } $r->internal_redirect('/adm/switchserver'); } else { &Apache::lonauth::success($r,$form{'uname'},$form{'udom'}, $lonhost,$firsturl,undef,\%form); } return %form; } sub print_dataentry_form { my ($r,$domain,$lonhost,$include,$mailtoken,$now,$username,$start_page) = @_; my ($error,$output); &print_header($r,$start_page); if (open(my $jsh,"<$include/londes.js")) { while(my $line = <$jsh>) { $r->print($line); } close($jsh); $output .= &javascript_setforms($now)."\n".&javascript_checkpass($now); my ($lkey,$ukey) = &Apache::lonpreferences::des_keys(); my ($lextkey,$uextkey) = &getkeys($lkey,$ukey); my $logtoken=Apache::lonnet::reply('tmpput:'.$ukey.$lkey.'&createaccount', $lonhost); my $formtag = '<form name="server" method="post" target="_top" action="/adm/createaccount">'; my ($datatable,$rowcount) = &Apache::loncreateuser::personal_data_display($username,$domain, 'email','selfcreate'); if ($rowcount) { $output .= '<div class="LC_left_float">'.$formtag.$datatable; } else { $output .= $formtag; } $output .= <<"ENDSERVERFORM"; <input type="hidden" name="logtoken" value="$logtoken" /> <input type="hidden" name="token" value="$mailtoken" /> <input type="hidden" name="serverid" value="$lonhost" /> <input type="hidden" name="uname" value="" /> <input type="hidden" name="upass" value="" /> <input type="hidden" name="udom" value="" /> <input type="hidden" name="phase" value="createaccount" /> </form> ENDSERVERFORM if ($rowcount) { $output .= '</div>'. '<div class="LC_left_float">'; } my $upassone = '<input type="password" name="upass'.$now.'" size="10" />'; my $upasstwo = '<input type="password" name="upasscheck'.$now.'" size="10" />'; my $submit_text = &mt('Create LON-CAPA account'); $output .= '<h3>'.&mt('Login Data').'</h3>'."\n". '<form name="client" method="post" '. 'onsubmit="return checkpass();">'."\n". &Apache::lonhtmlcommon::start_pick_box()."\n". &Apache::lonhtmlcommon::row_title(&mt('Username'), 'LC_pick_box_title', 'LC_oddrow_value')."\n". $username."\n". &Apache::lonhtmlcommon::row_closure(1)."\n". &Apache::lonhtmlcommon::row_title(&mt('Password'), 'LC_pick_box_title', 'LC_oddrow_value')."\n". $upassone."\n". &Apache::lonhtmlcommon::row_closure(1)."\n". &Apache::lonhtmlcommon::row_title(&mt('Confirm password'), 'LC_pick_box_title', 'LC_oddrow_value')."\n". $upasstwo. &Apache::lonhtmlcommon::row_closure(1)."\n". &Apache::lonhtmlcommon::row_title()."\n". '<br /><input type="submit" name="createaccount" value="'. $submit_text.'" />'. &Apache::lonhtmlcommon::row_closure(1)."\n". &Apache::lonhtmlcommon::end_pick_box()."\n". '<input type="hidden" name="uname" value="'.$username.'" />'."\n". '<input type="hidden" name="udom" value="'.$domain.'" />'."\n". '<input type="hidden" name="lextkey" value="'.$lextkey.'" />'."\n". '<input type="hidden" name="uextkey" value="'.$uextkey.'" />'."\n". '</form>'; if ($rowcount) { $output .= '</div>'."\n". '<div class="LC_clear_float_footer"></div>'."\n"; } } else { $output = &mt('Could not load javascript file [_1]','<tt>londes.js</tt>'); } return $output; } sub get_creation_controls { my ($domain,$usercreation) = @_; my (@cancreate,@statustocreate); if (ref($usercreation) eq 'HASH') { if (ref($usercreation->{'cancreate'}) eq 'HASH') { if (ref($usercreation->{'cancreate'}{'statustocreate'}) eq 'ARRAY') { @statustocreate = @{$usercreation->{'cancreate'}{'statustocreate'}}; } else { @statustocreate = ('default'); my ($othertitle,$usertypes,$types) = &Apache::loncommon::sorted_inst_types($domain); if (ref($types) eq 'ARRAY') { push(@statustocreate,@{$types}); } } if (ref($usercreation->{'cancreate'}{'selfcreate'}) eq 'ARRAY') { @cancreate = @{$usercreation->{'cancreate'}{'selfcreate'}}; } elsif (($usercreation->{'cancreate'}{'selfcreate'} ne 'none') && ($usercreation->{'cancreate'}{'selfcreate'} ne '')) { @cancreate = ($usercreation->{'cancreate'}{'selfcreate'}); } } } return (\@cancreate,\@statustocreate); } sub create_account { my ($r,$domain,$lonhost,$username,$domdesc) = @_; my ($retrieved,$output,$upass) = &process_credentials($env{'form.logtoken'}, $env{'form.serverid'}); # Error messages my $error = '<span class="LC_error">'.&mt('Error:').' '; my $end = '</span><br /><br />'; my $rtnlink = '<a href="javascript:history.back();" />'. &mt('Return to previous page').'</a>'. &Apache::loncommon::end_page(); if ($retrieved eq 'ok') { if ($env{'form.courseid'} ne '') { my ($result,$userchkmsg) = &check_id($username,$domain,$domdesc); if ($result eq 'fail') { $output = $error.&mt('Invalid ID format').$end. $userchkmsg.$rtnlink; return ('fail',$output); } } } else { return ('fail',$error.$output.$end.$rtnlink); } # Call modifyuser my $result = &Apache::lonnet::modifyuser($domain,$username,$env{'form.cid'}, 'internal',$upass,$env{'form.cfirstname'}, $env{'form.cmiddlename'},$env{'form.clastname'}, $env{'form.cgeneration'},undef,undef,$username); $output = &mt('Generating user: [_1]',$result); my $uhome = &Apache::lonnet::homeserver($username,$domain); $output .= '<br />'.&mt('Home server: [_1]',$uhome).' '. &Apache::lonnet::hostname($uhome).'<br /><br />'; return ('ok',$output); } sub username_validation { my ($r,$username,$domain,$domdesc,$contact_name,$contact_email,$courseid, $lonhost,$statustocreate) = @_; my ($retrieved,$output,$upass); $username= &LONCAPA::clean_username($username); $domain = &LONCAPA::clean_domain($domain); my $uhome = &Apache::lonnet::homeserver($username,$domain); ($retrieved,$output,$upass) = &process_credentials($env{'form.logtoken'}, $env{'form.serverid'}); if ($retrieved ne 'ok') { return ('fail',$output); } if ($uhome ne 'no_host') { my $result = &Apache::lonnet::authenticate($username,$upass,$domain); if ($result ne 'no_host') { my %form = &start_session($r,$username,$domain,$lonhost,$courseid); $output = '<br /><br />'.&mt('A LON-CAPA account already exists for username [_1] at this institution ([_2]).','<tt>'.$username.'</tt>',$domdesc).'<br />'.&mt('The password entered was also correct so you have been logged in.'); return ('existingaccount',$output); } else { $output = &login_failure_msg($courseid); } } else { my $primlibserv = &Apache::lonnet::domain($domain,'primary'); my $authok; my %domdefaults = &Apache::lonnet::get_domain_defaults($domain); if ((($domdefaults{'auth_def'} =~/^krb(4|5)$/) && ($domdefaults{'auth_arg_def'} ne '')) || ($domdefaults{'auth_def'} eq 'localauth')) { my $checkdefauth = 1; $authok = &Apache::lonnet::reply("encrypt:auth:$domain:$username:$upass:$checkdefauth",$primlibserv); } else { $authok = 'non_authorized'; } if ($authok eq 'authorized') { $output = &username_check($username,$domain,$domdesc,$courseid,$lonhost, $contact_email,$contact_name,undef, $statustocreate); } else { $output = &login_failure_msg($courseid); } } return ('ok',$output); } sub login_failure_msg { my ($courseid) = @_; my $url; if ($courseid ne '') { $url = "/adm/selfenroll?courseid=".$courseid; } else { $url = "/adm/createaccount"; } my $output = '<h4>'.&mt('Authentication failed').'</h4><div class="LC_warning">'. &mt('Username and/or password could not be authenticated.'). '</div>'. &mt('Please check the username and password.').'<br /><br />'; '<a href="'.$url.'">'.&mt('Try again').'</a>'; return $output; } sub username_check { my ($username,$domain,$domdesc,$courseid,$lonhost,$contact_email, $contact_name,$sso_logout,$statustocreate) = @_; my (%rulematch,%inst_results,$checkfail,$rowcount,$editable,$output,$msg, %alerts,%curr_rules,%got_rules); &call_rulecheck($username,$domain,\%alerts,\%rulematch, \%inst_results,\%curr_rules,%got_rules,'username'); if (ref($alerts{'username'}) eq 'HASH') { if (ref($alerts{'username'}{$domain}) eq 'HASH') { if ($alerts{'username'}{$domain}{$username}) { if (ref($curr_rules{$domain}) eq 'HASH') { $output = &Apache::loncommon::instrule_disallow_msg('username',$domdesc,1, 'selfcreate'). &Apache::loncommon::user_rule_formats($domain,$domdesc, $curr_rules{$domain}{'username'},'username'); } $checkfail = 'username'; } } } if (!$checkfail) { if (ref($statustocreate) eq 'ARRAY') { $checkfail = 'inststatus'; if (ref($inst_results{$username.':'.$domain}{inststatus}) eq 'ARRAY') { foreach my $inststatus (@{$inst_results{$username.':'.$domain}{inststatus}}) { if (grep(/^\Q$inststatus\E$/,@{$statustocreate})) { undef($checkfail); last; } } } elsif (grep(/^default$/,@{$statustocreate})) { undef($checkfail); } } } if (!$checkfail) { $output = '<form method="post" action="/adm/createaccount">'; (my $datatable,$rowcount,$editable) = &Apache::loncreateuser::personal_data_display($username,$domain,1,'selfcreate', $inst_results{$username.':'.$domain}); if ($rowcount > 0) { $output .= $datatable; } $output .= '<br /><br /><input type="hidden" name="uname" value="'.$username.'" />'."\n". '<input type="hidden" name="udom" value="'.$domain.'" />'."\n". '<input type="hidden" name="phase" value="username_activation" />'; my $now = time; my %info = ('ip' => $ENV{'REMOTE_ADDR'}, 'time' => $now, 'domain' => $domain, 'username' => $username); my $authtoken = &Apache::lonnet::tmpput(\%info,$lonhost); if ($authtoken !~ /^error/ && $authtoken ne 'no_such_host') { $output .= '<input type="hidden" name="authtoken" value="'.&HTML::Entities::encode($authtoken,'&<>"').'" />'; } else { $output = &mt('An error occurred when storing a token').'<br />'. &mt('You will not be able to proceed to the next stage of account creation'). &linkto_email_help($contact_email,$domdesc); $checkfail = 'authtoken'; } } if ($checkfail) { $msg = '<h4>'.&mt('Account creation unavailable').'</h4>'; if ($checkfail eq 'username') { $msg .= '<span class="LC_warning">'. &mt('A LON-CAPA account may not be created with the username you use.'). '</span><br /><br />'.$output; } elsif ($checkfail eq 'authtoken') { $msg .= '<span class="LC_error">'.&mt('Error creating token.').'</span>'. '<br />'.$output; } elsif ($checkfail eq 'inststatus') { $msg .= '<span class="LC_warning">'. &mt('You are not permitted to create a LON-CAPA account.'). '</span><br /><br />'.$output; } $msg .= &mt('Please contact the [_1] ([_2]) for assistance.', $contact_name,$contact_email).'<br /><hr />'. $sso_logout; &Apache::lonnet::logthis("ERROR: failure type of '$checkfail' when performing username check to create account for authenticated user: $username, in domain $domain"); } else { if ($courseid ne '') { $output .= '<input type="hidden" name="courseid" value="'.$courseid.'" />'; } $output .= '<input type="submit" name="newaccount" value="'. &mt('Create LON-CAPA account').'" /></form>'; if ($rowcount) { if ($editable) { if ($courseid ne '') { $msg = '<h4>'.&mt('User information').'</h4>'; } $msg .= &mt('To create one, use the table below to provide information about yourself, then click the [_1]Create LON-CAPA account[_2] button.','<span class="LC_cusr_emph">','</span>').'<br />'; } else { if ($courseid ne '') { $msg = '<h4>'.&mt('Review user information').'</h4>'; } $msg .= &mt('A user account will be created with information displayed in the table below, when you click the [_1]Create LON-CAPA account[_2] button.','<span class="LC_cusr_emph">','</span>').'<br />'; } } else { if ($courseid ne '') { $msg = '<h4>'.&mt('Confirmation').'</h4>'; } $msg .= &mt('Confirm that you wish to create an account.'); } $msg .= $output; } return $msg; } sub username_activation { my ($r,$username,$domain,$domdesc,$lonhost,$courseid) = @_; my $output; my $error = '<span class="LC_error">'.&mt('Error:').' '; my $end = '</span><br /><br />'; my $rtnlink = '<a href="javascript:history.back();" />'. &mt('Return to previous page').'</a>'. &Apache::loncommon::end_page(); my %domdefaults = &Apache::lonnet::get_domain_defaults($domain); my %data = &Apache::lonnet::tmpget($env{'form.authtoken'}); my $now = time; my $earlyout; my $timeout = 300; if (keys(%data) == 0) { $output = &mt('Sorry, your authentication has expired.'); $earlyout = 'fail'; } if (($data{'time'} !~ /^\d+$/) || ($data{'domain'} ne $domain) || ($data{'username'} ne $username)) { $earlyout = 'fail'; $output = &mt('The credentials you provided could not be verified.'); } elsif ($now - $data{'time'} > $timeout) { $earlyout = 'fail'; $output = &mt('Sorry, your authentication has expired.'); } if ($earlyout ne '') { $output .= '<br />'.&mt('Please [_1]start again[_2].','<a href="/adm/createaccount">','</a>'); return($earlyout,$output); } if ((($domdefaults{'auth_def'} =~/^krb(4|5)$/) && ($domdefaults{'auth_arg_def'} ne '')) || ($domdefaults{'auth_def'} eq 'localauth')) { if ($env{'form.courseid'} ne '') { my ($result,$userchkmsg) = &check_id($username,$domain,$domdesc); if ($result eq 'fail') { $output = $error.&mt('Invalid ID format').$end. $userchkmsg.$rtnlink; return ('fail',$output); } } # Call modifyuser my (%rulematch,%inst_results,%curr_rules,%got_rules,%alerts,%info); &call_rulecheck($username,$domain,\%alerts,\%rulematch, \%inst_results,\%curr_rules,%got_rules); my @userinfo = ('firstname','middlename','lastname','generation', 'permanentemail','id'); my %canmodify = &Apache::loncreateuser::selfcreate_canmodify('selfcreate',$domain, \@userinfo,\%inst_results); foreach my $item (@userinfo) { if ($canmodify{$item}) { $info{$item} = $env{'form.c'.$item}; } else { $info{$item} = $inst_results{$username.':'.$domain}{$item}; } } if (ref($inst_results{$username.':'.$domain}{'inststatus'}) eq 'ARRAY') { my @inststatuses = @{$inst_results{$username.':'.$domain}{'inststatus'}}; $info{'inststatus'} = join(':',map { &escape($_); } @inststatuses); } my $result = &Apache::lonnet::modifyuser($domain,$username,$env{'form.cid'}, $domdefaults{'auth_def'}, $domdefaults{'auth_arg_def'},$info{'firstname'}, $info{'middlename'},$info{'lastname'}, $info{'generation'},undef,undef, $info{'permanentemail'},$info{'inststatus'}); if ($result eq 'ok') { my $delete = &Apache::lonnet::tmpdel($env{'form.authtoken'}); $output = &mt('A LON-CAPA account has been created for username: [_1] in domain: [_2].',$username,$domain); my %form = &start_session($r,$username,$domain,$lonhost,$courseid); my $nostart = 1; return ('ok',$output,$nostart); } else { $output = &mt('Account creation failed for username: [_1] in domain: [_2].',$username,$domain).'<br /><span class="LC_error">'.&mt('Error: [_1]',$result).'</span>'; return ('fail',$output); } } else { $output = &mt('User account creation is not available for the current default authentication type.')."\n"; return('fail',$output); } } sub check_id { my ($username,$domain,$domdesc) = @_; # Check ID format my (%alerts,%rulematch,%inst_results,%curr_rules,%checkhash); my %checks = ('id' => 1); %{$checkhash{$username.':'.$domain}} = ( 'newuser' => 1, 'id' => $env{'form.cid'}, ); &Apache::loncommon::user_rule_check(\%checkhash,\%checks,\%alerts, \%rulematch,\%inst_results,\%curr_rules); if (ref($alerts{'id'}) eq 'HASH') { if (ref($alerts{'id'}{$domain}) eq 'HASH') { if ($alerts{'id'}{$domain}{$env{'form.cid'}}) { my $userchkmsg; if (ref($curr_rules{$domain}) eq 'HASH') { $userchkmsg = &Apache::loncommon::instrule_disallow_msg('id', $domdesc,1). &Apache::loncommon::user_rule_formats($domain, $domdesc,$curr_rules{$domain}{'id'},'id'); } return ('fail',$userchkmsg); } } } return; } sub invalid_state { my ($error,$domdesc,$contact_name,$contact_email,$msgtext,$useremail) = @_; my $msg = '<h3>'.&mt('Account creation unavailable').'</h3><span class="LC_error">'; if ($error eq 'baduseremail') { $msg .= &mt('The e-mail address you provided does not appear to be a valid address.'); } elsif ($error eq 'existinguser') { my $uname = &HTML::Entities::encode($useremail); $msg .= &mt('The e-mail address you provided is already in use as a username in LON-CAPA at this institution.').'</span><br /><br /><span class="LC_warning">'.&mt('You can either:').'<ul>'. '<li>'.&mt('Return to the [_1]log-in page[_2] and enter your password.','<a href="/adm/login?username='.$uname.'">','</a>').'</li>'. '<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>'). '</li></ul>'; } elsif ($error eq 'userrules') { $msg .= &mt('Username rules at this institution do not allow the e-mail address you provided to be used as a username.'); } elsif ($error eq 'userformat') { $msg .= &mt('The e-mail address you provided may not be used as a username at this LON-CAPA institution.'); } elsif ($error eq 'captcha') { $msg .= &mt('Validation of the code you entered failed.'); } elsif ($error eq 'noemails') { $msg .= &mt('Creation of a new user account using an e-mail address as username is not permitted at this LON-CAPA institution.'); } $msg .= '</span>'; if ($msgtext) { $msg .= '<br />'.$msgtext; } $msg .= &linkto_email_help($contact_email,$domdesc,$error); return $msg; } sub linkto_email_help { my ($contact_email,$domdesc,$error) = @_; my $msg; if ($contact_email ne '') { my $escuri = &HTML::Entities::encode('/adm/createaccount','&<>"'); my $href = '/adm/helpdesk?origurl='.$escuri; if ($error eq 'existinguser') { my $escemail = &HTML::Entities::encode($env{'form.useremail'}); $href .= '&useremail='.$escemail.'&useraccount='.$escemail; } $msg .= '<br />'.&mt('You may wish to contact the [_1]LON-CAPA helpdesk[_2] for [_3].','<a href="'.$href.'">','</a>',$domdesc).'<br />'; } else { $msg .= '<br />'.&mt('You may wish to send an e-mail to the server administrator: [_1] for [_2].',$Apache::lonnet::perlvar{'AdminEmail'},$domdesc).'<br />'; } return $msg; } sub create_recaptcha { my $captcha = Captcha::reCAPTCHA->new; return $captcha->get_options_setter({theme => 'white'})."\n". $captcha->get_html('PUBLICKEY'); # generate public key for IP # from http://recaptcha.net/ } sub getkeys { my ($lkey,$ukey) = @_; my $lextkey=hex($lkey); if ($lextkey>2147483647) { $lextkey-=4294967296; } my $uextkey=hex($ukey); if ($uextkey>2147483647) { $uextkey-=4294967296; } return ($lextkey,$uextkey); } sub serverform { my ($logtoken,$lonhost,$mailtoken,$courseid,$context) = @_; my $phase = 'username_validation'; my $catalog_elements; if ($context eq 'selfenroll') { $phase = 'selfenroll_login'; } if ($courseid ne '') { $catalog_elements = &Apache::lonhtmlcommon::echo_form_input(['courseid','phase']); } my $output = <<ENDSERVERFORM; <form name="server" method="post" action="/adm/createaccount"> <input type="hidden" name="logtoken" value="$logtoken" /> <input type="hidden" name="token" value="$mailtoken" /> <input type="hidden" name="serverid" value="$lonhost" /> <input type="hidden" name="uname" value="" /> <input type="hidden" name="upass" value="" /> <input type="hidden" name="udom" value="" /> <input type="hidden" name="phase" value="$phase" /> <input type="hidden" name="courseid" value="$courseid" /> $catalog_elements </form> ENDSERVERFORM return $output; } sub process_credentials { my ($logtoken,$lonhost) = @_; my $tmpinfo=Apache::lonnet::reply('tmpget:'.$logtoken,$lonhost); my ($retrieved,$output,$upass); if (($tmpinfo=~/^error/) || ($tmpinfo eq 'con_lost')) { $output = &mt('Information needed to verify your login information is missing, inaccessible or expired.') .'<br />'.&mt('You may need to reload the previous page to obtain a new token.'); return ($retrieved,$output,$upass); } else { my $reply = &Apache::lonnet::reply('tmpdel:'.$logtoken,$lonhost); if ($reply eq 'ok') { $retrieved = 'ok'; } else { $output = &mt('Session could not be opened.'); } } my ($key,$caller)=split(/&/,$tmpinfo); if ($caller eq 'createaccount') { $upass = &Apache::lonpreferences::des_decrypt($key,$env{'form.upass'}); } else { $output = &mt('Unable to retrieve your log-in information - unexpected context'); } return ($retrieved,$output,$upass); } sub guest_format_check { my ($useremail,$domain,$cancreate,$settings) = @_; my ($login,$format_match,$format_msg,@user_rules); if (ref($settings) eq 'HASH') { if (ref($settings->{'email_rule'}) eq 'ARRAY') { push(@user_rules,@{$settings->{'email_rule'}}); } } if (@user_rules > 0) { my %rule_check = &Apache::lonnet::inst_rulecheck($domain,$useremail,undef, 'selfcreate',\@user_rules); if (keys(%rule_check) > 0) { foreach my $item (keys(%rule_check)) { if ($rule_check{$item}) { $format_match = 1; last; } } } } if ($format_match) { ($login) = ($useremail =~ /^([^\@]+)\@/); $format_msg = '<br />'.&mt("Your e-mail address uses the same internet domain as your institution's LON-CAPA service.").'<br />'.&mt('Creation of a LON-CAPA account with this type of e-mail address as username is not permitted.').'<br />'; if (ref($cancreate) eq 'ARRAY') { if (grep(/^login$/,@{$cancreate})) { $format_msg .= &mt('You should request creation of a LON-CAPA account for a log-in ID of "[_1]" at your institution instead.',$login).'<br />'; } } } return $format_msg; } sub sso_logout_frag { my ($r,$domain) = @_; my $endsessionmsg; if (defined($r->dir_config('lonSSOUserLogoutMessageFile_'.$domain))) { my $msgfile = $r->dir_config('lonSSOUserLogoutMessageFile_'.$domain); if (-e $msgfile) { open(my $fh,"<$msgfile"); $endsessionmsg = join('',<$fh>); close($fh); } } elsif (defined($r->dir_config('lonSSOUserLogoutMessageFile'))) { my $msgfile = $r->dir_config('lonSSOUserLogoutMessageFile'); if (-e $msgfile) { open(my $fh,"<$msgfile"); $endsessionmsg = join('',<$fh>); close($fh); } } return $endsessionmsg; } sub catreturn_js { return <<"ENDSCRIPT"; <script type="text/javascript"> function ToSelfenroll(formname) { var formidx = getFormByName(formname); if (formidx > -1) { document.forms[formidx].action = '/adm/selfenroll'; numidx = getIndexByName(formidx,'phase'); if (numidx > -1) { document.forms[formidx].elements[numidx].value = ''; } numidx = getIndexByName(formidx,'context'); if (numidx > -1) { document.forms[formidx].elements[numidx].value = ''; } } document.forms[formidx].submit(); } function ToCatalog(formname,caller) { var formidx = getFormByName(formname); if (formidx > -1) { document.forms[formidx].action = '/adm/coursecatalog'; numidx = getIndexByName(formidx,'coursenum'); if (numidx > -1) { if (caller != 'details') { document.forms[formidx].elements[numidx].value = ''; } } } document.forms[formidx].submit(); } function getIndexByName(formidx,item) { for (var i=0;i<document.forms[formidx].elements.length;i++) { if (document.forms[formidx].elements[i].name == item) { return i; } } return -1; } function getFormByName(item) { for (var i=0; i<document.forms.length; i++) { if (document.forms[i].name == item) { return i; } } return -1; } </script> ENDSCRIPT } 1;