Annotation of loncom/interface/createaccount.pm, revision 1.1
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: #
! 6: # $Id: createaccount.pm Exp $
! 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;
! 38: use Apache::lonlocal;
! 39: use Apache::resetpw;
! 40: use Authen::Captcha;
! 41: use DynaLoader; # for Crypt::DES version
! 42: use Crypt::DES;
! 43: use LONCAPA;
! 44:
! 45: sub handler {
! 46: my $r = shift;
! 47: &Apache::loncommon::content_type($r,'text/html');
! 48: $r->send_http_header;
! 49: if ($r->header_only) {
! 50: return OK;
! 51: }
! 52: my $domain = &Apache::lonnet::default_login_domain();
! 53: my $domdesc = &Apache::lonnet::domain($domain,'description');
! 54: my $start_page =
! 55: &Apache::loncommon::start_page('Create a user account in LON-CAPA','',
! 56: {
! 57: 'no_inline_link' => 1,});
! 58: $r->print($start_page);
! 59: &Apache::lonhtmlcommon::clear_breadcrumbs();
! 60: &Apache::lonhtmlcommon::add_breadcrumb
! 61: ({href=>"/adm/createuser",
! 62: text=>"New username"});
! 63: my $contact_name = &mt('LON-CAPA helpdesk');
! 64: my $contact_email = $r->dir_config('lonSupportEMail');
! 65: my $lonhost = $r->dir_config('lonHostID');
! 66: my $include = $r->dir_config('lonIncludes');
! 67: &Apache::lonacc::get_posted_cgi($r);
! 68: &Apache::lonlocal::get_language_handle($r);
! 69: &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},['token']);
! 70: my $token = $env{'form.token'};
! 71: my $output;
! 72: my $cancreate;
! 73: my %domconfig = &Apache::lonnet::get_dom('configuration',['usercreation'],$domain);
! 74: if (ref($domconfig{'usercreation'}) eq 'HASH') {
! 75: if (ref($domconfig{'usercreation'}{'cancreate'}) eq 'HASH') {
! 76: if ($domconfig{'usercreation'}{'cancreate'}{'selfenroll'} ne 'none') {
! 77: $cancreate = $domconfig{'usercreation'}{'cancreate'}{'selfenroll'};
! 78: }
! 79: }
! 80: }
! 81: $r->print(&Apache::lonhtmlcommon::breadcrumbs('Create account'));
! 82: if (!$cancreate) {
! 83: $output = &mt('Creation of a new user account using an e-mail address as username or a loginID from your institution is not permitted in the domain: [_1] ([_2])',$domain,$domdesc);
! 84: } elsif ($token) {
! 85: $output = &process_mailtoken($r,$token,$contact_name,$contact_email,$domain,
! 86: $domdesc,$lonhost,$include);
! 87: } elsif ($env{'form.create_with_email'}) {
! 88: $output = &process_email_request($env{'form.useremail'},$domain,$domdesc,
! 89: $contact_name,$contact_email,$cancreate,
! 90: $lonhost,$domconfig{'usercreation'});
! 91: } elsif ($env{'form.phase'} eq 'username_validation') {
! 92: $output = &username_validation($env{'form.uname'},$domain,$domdesc,
! 93: $contact_name,$contact_email);
! 94: } elsif ($env{'form.phase'} eq 'username_activation') {
! 95: (my $result,$output) = &username_activation($env{'form.uname'},
! 96: $domain,$domdesc);
! 97: } else {
! 98: my $now=time;
! 99: if ($cancreate eq 'any' || $cancreate eq 'login') {
! 100: my $jsh=Apache::File->new($include."/londes.js");
! 101: $r->print(<$jsh>);
! 102: $r->print(&javascript_setforms($now));
! 103: }
! 104: $output = &print_username_form($domain,$domdesc,$cancreate,$now,$lonhost);
! 105: }
! 106: $r->print($output);
! 107: $r->print(&Apache::loncommon::end_page());
! 108: return OK;
! 109: }
! 110:
! 111: sub javascript_setforms {
! 112: my ($now) = @_;
! 113: my $js = <<ENDSCRIPT;
! 114: <script language="JavaScript">
! 115: function send() {
! 116: this.document.server.elements.uname.value = this.document.client.elements.uname.value;
! 117: uextkey=this.document.client.elements.uextkey.value;
! 118: lextkey=this.document.client.elements.lextkey.value;
! 119: initkeys();
! 120:
! 121: this.document.server.elements.upass.value
! 122: = crypted(this.document.client.elements.upass$now.value);
! 123:
! 124: this.document.client.elements.uname.value='';
! 125: this.document.client.elements.upass$now.value='';
! 126:
! 127: this.document.server.submit();
! 128: return false;
! 129: }
! 130: </script>
! 131: ENDSCRIPT
! 132: return $js;
! 133: }
! 134:
! 135: sub javascript_checkpass {
! 136: my ($now) = @_;
! 137: my $nopass = &mt('You must enter a password');
! 138: my $mismatchpass = &mt('The passwords you entered did not match.').'\\n'.
! 139: &mt('Please try again.');
! 140: my $js = <<"ENDSCRIPT";
! 141: <script type="text/javascript" language="JavaScript">
! 142: function checkpass() {
! 143: var upass = this.document.client.elements.upass$now.value;
! 144: var upasscheck = this.document.client.elements.upasscheck$now.value;
! 145: if (upass == '') {
! 146: alert("$nopass");
! 147: return;
! 148: }
! 149: if (upass == upasscheck) {
! 150: this.document.client.elements.upasscheck$now.value='';
! 151: send();
! 152: return;
! 153: } else {
! 154: alert("$mismatchpass");
! 155: return;
! 156: }
! 157: }
! 158: </script>
! 159: ENDSCRIPT
! 160: return $js;
! 161: }
! 162:
! 163: sub print_username_form {
! 164: my ($domain,$domdesc,$cancreate,$now,$lonhost) = @_;
! 165: my %lt = &Apache::lonlocal::texthash(
! 166: unam => 'username',
! 167: udom => 'domain',
! 168: uemail => 'Email address in LON-CAPA',
! 169: proc => 'Proceed');
! 170: my $output;
! 171: if ($cancreate eq 'any' || $cancreate eq 'login') {
! 172: my %domdefaults = &Apache::lonnet::get_domain_defaults($domain);
! 173: if ((($domdefaults{'auth_def'} =~/^krb/) && ($domdefaults{'auth_arg_def'} ne '')) || ($domdefaults{'auth_def'} eq 'localauth')) {
! 174: $output = '<div class="LC_left_float"><h3>'.&mt('Create account with a username provided by your institution').'</h3>';
! 175: $output .= &mt('If you already have a Log-in ID at your institution, you may be able to use it[_1] for LON-CAPA.','<br />').' '.&mt('Type in your Log-in ID and password to find out.').'<br /><br />';
! 176: my ($lkey,$ukey) = &Apache::lonpreferences::des_keys();
! 177: my ($lextkey,$uextkey) = &getkeys($lkey,$ukey);
! 178: my $logtoken=Apache::lonnet::reply('tmpput:'.$ukey.$lkey.'&createaccount',
! 179: $lonhost);
! 180: $output .= &serverform($logtoken,$lonhost);
! 181: my $unameform = '<input type="text" name="uname" size="10" value="" />';
! 182: my $upassform = '<input type="password" name="upass'.$now.'" size="10" />';
! 183: my $submit_text = &mt('Create LON-CAPA account');
! 184: $output .= '<form name="client" method="post" />'."\n".
! 185: &Apache::lonhtmlcommon::start_pick_box()."\n".
! 186: &Apache::lonhtmlcommon::row_title(&mt('Log-in ID'),
! 187: 'LC_pick_box_title')."\n".
! 188: $unameform."\n".
! 189: &Apache::lonhtmlcommon::row_closure(1)."\n".
! 190: &Apache::lonhtmlcommon::row_title(&mt('Password'),
! 191: 'LC_pick_box_title')."\n".
! 192: $upassform."\n".'<br /><br />'."\n".
! 193: '<input type="button" name="username_validation" value="'.
! 194: $submit_text.'" onclick="javascript:send()" />'."\n".
! 195: &Apache::lonhtmlcommon::row_closure(1)."\n".
! 196: &Apache::lonhtmlcommon::end_pick_box().'<br /><br />'."\n".
! 197: '<input type="hidden" name="lextkey" value="'.$lextkey.'">'."\n".
! 198: '<input type="hidden" name="uextkey" value="'.$uextkey.'">'."\n".
! 199: '</form></div>';
! 200: }
! 201: }
! 202: if (($cancreate eq 'any') || ($cancreate eq 'email')) {
! 203: $output .= '<div class="LC_left_float"><h3>'.&mt('Create account with an e-mail address as your username').'</h3>';
! 204: if ($cancreate eq 'any') {
! 205: $output .= &mt('Provide your e-mail address to request a LON-CAPA account if you do not have [_1] a log-in ID at your institution.','<br />').'<br /><br />';
! 206: } elsif ($cancreate eq 'unofficial') {
! 207: $output .= '<br />';
! 208: }
! 209: my $emailform = '<input type="text" name="useremail" size="25" value="" />';
! 210: my $captchaform = &create_captcha();
! 211: my $submit_text = &mt('Request LON-CAPA account');
! 212: $output .= '<form name="createaccount" method="post" onsubmit="validate_email();" >'.
! 213: &Apache::lonhtmlcommon::start_pick_box()."\n".
! 214: &Apache::lonhtmlcommon::row_title(&mt('E-mail address'),
! 215: 'LC_pick_box_title')."\n".
! 216: $emailform."\n".
! 217: &Apache::lonhtmlcommon::row_closure(1).
! 218: &Apache::lonhtmlcommon::row_title(&mt('Validation'),
! 219: 'LC_pick_box_title')."\n".
! 220: $captchaform."\n".'<br /><br />'.
! 221: '<input type="submit" name="create_with_email" value="'.
! 222: $submit_text.'" />'.
! 223: &Apache::lonhtmlcommon::row_closure(1).
! 224: &Apache::lonhtmlcommon::end_pick_box().'<br /><br /></form>'.
! 225: '</div>';
! 226: }
! 227: if ($output eq '') {
! 228: $output = &mt('Creation of a new user account using either an e-mail address or institutional log-in ID as your username is not permitted in the domain: [_1] ([_2])',$domain,$domdesc);
! 229: } else {
! 230: $output .= '<div class="LC_clear_float_footer"></div>';
! 231: }
! 232: return $output;
! 233: }
! 234:
! 235: sub process_email_request {
! 236: my ($useremail,$domain,$domdesc,$contact_name,$contact_email,$cancreate,
! 237: $server,$settings) = @_;
! 238: my $useremail = $env{'form.useremail'};
! 239: my $output;
! 240: if ($cancreate ne 'any' && $cancreate ne 'email') {
! 241: $output = &invalid_state('noemails',$domdesc,
! 242: $contact_name,$contact_email);
! 243: return $output;
! 244: } elsif ($useremail !~ /^[^\@]+\@[^\@]+\.[^\@\.]+$/) {
! 245: $output = &invalid_state('baduseremail',$domdesc,
! 246: $contact_name,$contact_email);
! 247: return $output;
! 248: } else {
! 249: my $uhome = &Apache::lonnet::homeserver($useremail,$domain);
! 250: if ($uhome ne 'no_host') {
! 251: $output = &invalid_state('existinguser',$domdesc,
! 252: $contact_name,$contact_email);
! 253: return $output;
! 254: } else {
! 255: my $code = $env{'form.code'};
! 256: my $md5sum = $env{'form.crypt'};
! 257: my %captcha_params = &captcha_settings();
! 258: my $captcha = Authen::Captcha->new(
! 259: output_folder => $captcha_params{'output_dir'},
! 260: data_folder => $captcha_params{'db_dir'},
! 261: );
! 262: my $captcha_chk = $captcha->check_code($code,$md5sum);
! 263: my %captcha_hash = (
! 264: 0 => 'Code not checked (file error)',
! 265: -1 => 'Failed: code expired',
! 266: -2 => 'Failed: invalid code (not in database)',
! 267: -3 => 'Failed: invalid code (code does not match crypt)',
! 268: );
! 269: if ($captcha_chk != 1) {
! 270: $output = &invalid_state('captcha',$domdesc,$contact_name,
! 271: $contact_email,$captcha_hash{$captcha_chk});
! 272: return $output;
! 273: }
! 274: my (%rulematch,%inst_results,%curr_rules,%got_rules,%alerts);
! 275: my $uhome=&Apache::lonnet::homeserver($useremail,$domain);
! 276: if ($uhome eq 'no_host') {
! 277: my $checkhash;
! 278: my $checks = { 'username' => 1 };
! 279: $checkhash->{$useremail.':'.$domain} = { 'newuser' => 1, };
! 280: &Apache::loncommon::user_rule_check($checkhash,$checks,
! 281: \%alerts,\%rulematch,\%inst_results,\%curr_rules,
! 282: \%got_rules);
! 283: if (ref($alerts{'useremail'}) eq 'HASH') {
! 284: if (ref($alerts{'useremail'}{$domain}) eq 'HASH') {
! 285: if ($alerts{'username'}{$domain}{$useremail}) {
! 286: $output = &invalid_state('userrules',$domdesc,
! 287: $contact_name,$contact_email);
! 288: return $output;
! 289: }
! 290: }
! 291: }
! 292: my $format_msg =
! 293: &guest_format_check($useremail,$domain,$cancreate,
! 294: $settings);
! 295: if ($format_msg) {
! 296: $output = &invalid_state('userformat',$domdesc,$contact_name,
! 297: $contact_email,$format_msg);
! 298: return $output;
! 299: }
! 300: }
! 301: }
! 302: }
! 303: $output = &send_token($domain,$useremail,$server,$domdesc,$contact_name,
! 304: $contact_email);
! 305: return $output;
! 306: }
! 307:
! 308: sub send_token {
! 309: my ($domain,$email,$server,$domdesc,$contact_name,$contact_email) = @_;
! 310: my $msg = &mt('Thank you for your request to create a new LON-CAPA account.').'<br /><br />';
! 311: my $now = time;
! 312: my %info = ('ip' => $ENV{'REMOTE_ADDR'},
! 313: 'time' => $now,
! 314: 'domain' => $domain,
! 315: 'username' => $email);
! 316: my $token = &Apache::lonnet::tmpput(\%info,$server);
! 317: if ($token !~ /^error/ && $token ne 'no_such_host') {
! 318: my $esc_token = &escape($token);
! 319: my $mailmsg = &mt('A request was submitted on [_1] for creation of a LON-CAPA account in the [_2] domain.',localtime(time),$domdesc).' '.
! 320: &mt('To complete this process please open a web browser and enter the following ".
! 321: "URL in the address/location box: ').&Apache::lonnet::absolute_url()."/adm/createaccount?token=$esc_token";
! 322: my $result = &Apache::resetpw::send_mail($domdesc,$email,$mailmsg,$contact_name,
! 323: $contact_email);
! 324: if ($result eq 'ok') {
! 325: $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>');
! 326: } else {
! 327: $msg .= &mt('An error occurred when sending a message to the e-mail address you provided. Please contact the [_1] ([_2]) for assistance.',$contact_name,$contact_email);
! 328: }
! 329: } else {
! 330: $msg .= &mt('An error occurred creating a token required for the account creation process. Please contact the [_1] ([_2]) for assistance.',$contact_name,$contact_email);
! 331: }
! 332: return $msg;
! 333: }
! 334:
! 335: sub process_mailtoken {
! 336: my ($r,$token,$contact_name,$contact_email,$domain,$domdesc,$lonhost,$include) = @_;
! 337: my $msg;
! 338: my %data = &Apache::lonnet::tmpget($token);
! 339: my $now = time;
! 340: if (keys(%data) == 0) {
! 341: $msg = &mt('Sorry, the URL you provided to complete creation of a new LON-CAPA account was invalid. Either the token included in the URL has been deleted or the URL you provided was invalid. Please submit a <a href="/adm/createaccount">new request</a> for account creation and follow the link to the new URL included in the e-mail that will be sent to you.');
! 342: return $msg;
! 343: }
! 344: if (($data{'time'} =~ /^\d+$/) &&
! 345: ($data{'domain'} ne '') &&
! 346: ($data{'username'} =~ /^[^\@]+\@[^\@]+\.[^\@\.]+$/)) {
! 347: my $reqtime = localtime($data{'time'});
! 348: if ($now - $data{'time'} < 7200) {
! 349: if ($env{'form.phase'} eq 'createaccount') {
! 350: my ($result,$output) = &create_account($r,$domain,$lonhost,$token,
! 351: $data{'username'},$domdesc);
! 352: if ($result eq 'ok') {
! 353: $msg = $output;
! 354: my $delete = &Apache::lonnet::tmpdel($token);
! 355: my $now = localtime(time);
! 356: my $mailmsg = &mt('A LON-CAPA account in the [_1] domain has been created [_2] from IP address: [_3]. If you did not perform this action or authorize it, please contact the [_4] ([_5]).',$domdesc,$now,$ENV{'REMOTE_ADDR'},$contact_name,$contact_email)."\n";
! 357: my $mailresult = &Apache::resetpw::send_mail($domdesc,$data{'email'},
! 358: $mailmsg,$contact_name,
! 359: $contact_email);
! 360: if ($mailresult eq 'ok') {
! 361: $msg .= &mt('An e-mail confirming creation of your new LON-CAPA account has been sent to [_1].',$data{'username'});
! 362: } else {
! 363: $msg .= &mt('An error occurred when sending e-mail to [_1] confirming creation of your LON-CAPA account.',$data{'username'});
! 364: }
! 365: $msg .= '<br /><br />'.&mt('<a href="/adm/login">Go to the login page</a>.');
! 366: } else {
! 367: $msg .= &mt('A problem occurred when attempting to create your new LON-CAPA account').'<br />'.$output.&mt('Please contact the [_1] - (<a href="mailto:[_2]">[_2]</a>) for assistance.',$contact_name,$contact_email);
! 368: }
! 369: } else {
! 370: $r->print(&mt('Please provide user information and a password for your new account.').'<br />'.&mt('Your password, which must contain at least seven characters, will be sent to the LON-CAPA server in an encrypted form.').'<br />');
! 371: &print_dataentry_form($r,$domain,$lonhost,$include,$token,$now,$data{'username'});
! 372:
! 373: }
! 374: } else {
! 375: $msg = &mt('Sorry, the token generated when you requested creation of an account has expired. Please submit a <a href="/adm/createaccount">new request</a>, and follow the link to the web page included in the new e-mail that will be sent to you, to allow you to create the account.');
! 376: }
! 377: } else {
! 378: $msg .= &mt('Sorry, the URL generated when you requested creation of an accountcontained incomplete information. Please submit a <a href="/adm/createaccount">new request</a> for creation of an account, and use the new URL that will be sent to your e-mail address to complete the process.');
! 379: }
! 380: return $msg;
! 381: }
! 382:
! 383: sub print_dataentry_form {
! 384: my ($r,$domain,$lonhost,$include,$mailtoken,$now,$username) = @_;
! 385: my ($error,$output);
! 386: if (open(my $jsh,"<$include/londes.js")) {
! 387: while(my $line = <$jsh>) {
! 388: $r->print($line);
! 389: }
! 390: close($jsh);
! 391: $r->print(&javascript_setforms($now)."\n".&javascript_checkpass($now));
! 392: my ($lkey,$ukey) = &Apache::lonpreferences::des_keys();
! 393: my ($lextkey,$uextkey) = &getkeys($lkey,$ukey);
! 394: my $logtoken=Apache::lonnet::reply('tmpput:'.$ukey.$lkey.'&createaccount',
! 395: $lonhost);
! 396: my @userinfo = ('firstname','middlename','lastname','generation','id',
! 397: 'permanentemail');
! 398: my %lt=&Apache::lonlocal::texthash(
! 399: 'pd' => "Personal Data",
! 400: 'firstname' => "First Name",
! 401: 'middlename' => "Middle Name",
! 402: 'lastname' => "Last Name",
! 403: 'generation' => "Generation",
! 404: 'permanentemail' => "Permanent e-mail address",
! 405: 'id' => "ID/Student Number",
! 406: 'lg' => "Login Data"
! 407: );
! 408: my %textboxsize = (
! 409: firstname => '15',
! 410: middlename => '15',
! 411: lastname => '15',
! 412: generation => '5',
! 413: id => '15',
! 414: );
! 415: my $genhelp=&Apache::loncommon::help_open_topic('Generation');
! 416: $output = '<div class="LC_left_float"><h3>'.$lt{'pd'}.'</h3>'.
! 417: '<form name="server" method="post" target="_top">'.
! 418: &Apache::lonhtmlcommon::start_pick_box();
! 419: foreach my $item (@userinfo) {
! 420: my $rowtitle = $lt{$item};
! 421: if ($item eq 'generation') {
! 422: $rowtitle = $genhelp.$rowtitle;
! 423: }
! 424: $output .= &Apache::lonhtmlcommon::row_title($rowtitle,undef,'LC_oddrow_value')."\n";
! 425: if ($item eq 'permanentemail') {
! 426: $output .= $username;
! 427: } else {
! 428: $output .= '<input type="text" name="c'.$item.'" size="'.$textboxsize{$item}.'" value="" />';
! 429: }
! 430: $output .= &Apache::lonhtmlcommon::row_closure(1);
! 431: }
! 432: $output .= &Apache::lonhtmlcommon::end_pick_box();
! 433: $output .= <<"ENDSERVERFORM";
! 434: <input type="hidden" name="logtoken" value="$logtoken" />
! 435: <input type="hidden" name="token" value="$mailtoken" />
! 436: <input type="hidden" name="serverid" value="$lonhost" />
! 437: <input type="hidden" name="uname" value="" />
! 438: <input type="hidden" name="upass" value="" />
! 439: <input type="hidden" name="phase" value="createaccount" />
! 440: </form></div>
! 441: ENDSERVERFORM
! 442: my $upassone = '<input type="password" name="upass'.$now.'" size="10" />';
! 443: my $upasstwo = '<input type="password" name="upasscheck'.$now.'" size="10" />';
! 444: my $submit_text = &mt('Create LON-CAPA account');
! 445: $output .= '<div class="LC_left_float"><h3>'.$lt{'lg'}.'</h3>'."\n".
! 446: '<form name="client" method="post" />'."\n".
! 447: &Apache::lonhtmlcommon::start_pick_box()."\n".
! 448: &Apache::lonhtmlcommon::row_title(&mt('Username'),
! 449: 'LC_pick_box_title')."\n".
! 450: $username."\n".
! 451: &Apache::lonhtmlcommon::row_closure(1)."\n".
! 452: &Apache::lonhtmlcommon::row_title(&mt('Password'),
! 453: 'LC_pick_box_title')."\n".
! 454: $upassone."\n".
! 455: &Apache::lonhtmlcommon::row_closure(1)."\n".
! 456: &Apache::lonhtmlcommon::row_title(&mt('Confirm password'),
! 457: 'LC_pick_box_title')."\n".
! 458: $upasstwo."\n".
! 459: &Apache::lonhtmlcommon::row_closure(1)."\n".
! 460: &Apache::lonhtmlcommon::end_pick_box()."\n".
! 461: '<input type="hidden" name="uname" value="'.$username.'">'."\n".
! 462: '<input type="hidden" name="lextkey" value="'.$lextkey.'">'."\n".
! 463: '<input type="hidden" name="uextkey" value="'.$uextkey.'">'."\n".
! 464: '</form></div>'."\n".
! 465: '<div class="LC_clear_float_footer"><br /><br />'."\n".
! 466: '<form name="buttonform">'."\n".
! 467: '<input type="button" name="createaccount" value="'.
! 468: $submit_text.'" onclick="javascript:checkpass();" /></form></div>';
! 469: $r->print($output);
! 470: } else {
! 471: $error = &mt('Could not load javascript file [_1]','londes.js');
! 472: $r->print($error);
! 473: }
! 474: return;
! 475: }
! 476:
! 477: sub create_account {
! 478: my ($r,$domain,$lonhost,$logtoken,$username,$domdesc) = @_;
! 479: my ($retrieved,$output,$upass) = &process_credentials($env{'form.logtoken'},
! 480: $env{'form.serverid'});
! 481: # Error messages
! 482: my $error = '<span class="LC_error">'.&mt('Error').': ';
! 483: my $end = '</span><br /><br />';
! 484: my $rtnlink = '<a href="javascript:history.back();" />'.
! 485: &mt('Return to previous page').'</a>'.
! 486: &Apache::loncommon::end_page();
! 487: if ($retrieved eq 'ok') {
! 488: if ($env{'form.cid'} ne '') {
! 489: my ($result,$userchkmsg) = &check_id($username,$domain,$domdesc);
! 490: if ($result eq 'fail') {
! 491: $output = $error.&mt('Invalid ID format').$end.
! 492: $userchkmsg.$rtnlink;
! 493: return ('fail',$output);
! 494: }
! 495: }
! 496: } else {
! 497: return ('fail',$error.$output.$end.$rtnlink);
! 498: }
! 499: # Call modifyuser
! 500: my $result =
! 501: &Apache::lonnet::modifyuser($domain,$username,$env{'form.cid'},
! 502: 'internal',$upass,$env{'form.cfirstname'},
! 503: $env{'form.cmiddlename'},$env{'form.clastname'},
! 504: $env{'form.cgeneration'},undef,undef,$username);
! 505: $output = &mt('Generating user').': '.$result;
! 506: my $uhome = &Apache::lonnet::homeserver($username,$domain);
! 507: $output .= '<br />'.&mt('Home server').': '.$uhome.' '.
! 508: &Apache::lonnet::hostname($uhome).'<br /><br />';
! 509: return ('ok',$output);
! 510: }
! 511:
! 512: sub username_validation {
! 513: my ($username,$domain,$domdesc,$contact_name,$contact_email) = @_;
! 514: my ($retrieved,$output,$upass);
! 515:
! 516: $username= &LONCAPA::clean_username($username);
! 517: $domain = &LONCAPA::clean_domain($domain);
! 518: my $uhome = &Apache::lonnet::homeserver($username,$domain);
! 519:
! 520: if ($uhome ne 'no_host') {
! 521: $output = &invalid_state('existinguser',$domdesc,
! 522: $contact_name,$contact_email);
! 523: return $output;
! 524: }
! 525: ($retrieved,$output,$upass) = &process_credentials($env{'form.logtoken'},
! 526: $env{'form.serverid'});
! 527: if ($retrieved eq 'ok') {
! 528: my $primlibserv = &Apache::lonnet::domain($domain,'primary');
! 529: my $authok;
! 530: my %domdefaults = &Apache::lonnet::get_domain_defaults($domain);
! 531: if ((($domdefaults{'auth_def'} =~/^krb(4|5)$/) && ($domdefaults{'auth_arg_def'} ne '')) || ($domdefaults{'auth_def'} eq 'localauth')) {
! 532: my $checkdefauth = 1;
! 533: $authok =
! 534: &Apache::lonnet::reply("encrypt:auth:$domain:$username:$upass:$checkdefauth",$primlibserv);
! 535: } else {
! 536: $authok = 'non_authorized';
! 537: }
! 538: if ($authok eq 'authorized') {
! 539: my (%rulematch,%inst_results,$newuser,%alerts,%curr_rules,%got_rules);
! 540: $newuser = 1;
! 541: my $checkhash;
! 542: my $checks = { 'username' => 1 };
! 543: $checkhash->{$username.':'.$domain} = { 'newuser' => $newuser };
! 544: &Apache::loncommon::user_rule_check($checkhash,$checks,
! 545: \%alerts,\%rulematch,\%inst_results,\%curr_rules,\%got_rules);
! 546: if (ref($alerts{'username'}) eq 'HASH') {
! 547: if (ref($alerts{'username'}{$domain}) eq 'HASH') {
! 548: if ($alerts{'username'}{$domain}{$username}) {
! 549: my $userchkmsg;
! 550: if (ref($curr_rules{$domain}) eq 'HASH') {
! 551: $userchkmsg =
! 552: &Apache::loncommon::instrule_disallow_msg('username',
! 553: $domdesc,1).
! 554: &Apache::loncommon::user_rule_formats($domain,
! 555: $domdesc,$curr_rules{$domain}{'username'},
! 556: 'username');
! 557: }
! 558: return $userchkmsg;
! 559: }
! 560: }
! 561: }
! 562: my $submit_text = &mt('Create LON-CAPA account');
! 563: $output =
! 564: '<form method="post">'.
! 565: &Apache::loncreateuser::personal_data_display($username,$domain,1,
! 566: undef,$inst_results{$username.':'.$domain}).
! 567: '<br /><br /><input type="hidden" name="uname" value="'.$username.'" />'.
! 568: '<input type="hidden" name="phase" value="username_activation" />'.
! 569: '<input type="submit" name="newaccount" value="'.
! 570: $submit_text.'" /></form>';
! 571: } else {
! 572: $output = &mt('Not authenticated').' '.&mt('Please check the username and password');
! 573: }
! 574: }
! 575: return $output;
! 576: }
! 577:
! 578: sub username_activation {
! 579: my ($username,$domain,$domdesc) = @_;
! 580: my $output;
! 581: my $error = '<span class="LC_error">'.&mt('Error').': ';
! 582: my $end = '</span><br /><br />';
! 583: my $rtnlink = '<a href="javascript:history.back();" />'.
! 584: &mt('Return to previous page').'</a>'.
! 585: &Apache::loncommon::end_page();
! 586: my %domdefaults = &Apache::lonnet::get_domain_defaults($domain);
! 587: if ((($domdefaults{'auth_def'} =~/^krb(4|5)$/) && ($domdefaults{'auth_arg_def'} ne '')) || ($domdefaults{'auth_def'} eq 'localauth')) {
! 588: if ($env{'form.cid'} ne '') {
! 589: my ($result,$userchkmsg) = &check_id($username,$domain,$domdesc);
! 590: if ($result eq 'fail') {
! 591: $output = $error.&mt('Invalid ID format').$end.
! 592: $userchkmsg.$rtnlink;
! 593: return ('fail',$output);
! 594: }
! 595: }
! 596: # Call modifyuser
! 597: my $result =
! 598: &Apache::lonnet::modifyuser($domain,$username,$env{'form.cid'},
! 599: $domdefaults{'auth_def'},
! 600: $domdefaults{'auth_arg_def'},$env{'form.cfirstname'},
! 601: $env{'form.cmiddlename'},$env{'form.clastname'},
! 602: $env{'form.cgeneration'},undef,undef,
! 603: $env{'form.cpermanentemail'});
! 604: $output = &mt('Generating user').': '.$result;
! 605: my $uhome = &Apache::lonnet::homeserver($username,$domain);
! 606: $output .= '<br />'.&mt('Home server').': '.$uhome.' '.
! 607: &Apache::lonnet::hostname($uhome).'<br /><br />';
! 608: return ('ok',$output);
! 609: } else {
! 610: $output = &mt("User account creation is not available for the current default authentication type.\n");
! 611: return('fail',$output);
! 612: }
! 613: }
! 614:
! 615: sub check_id {
! 616: my ($username,$domain,$domdesc) = @_;
! 617: # Check ID format
! 618: my (%alerts,%rulematch,%inst_results,%curr_rules,%checkhash);
! 619: my %checks = ('id' => 1);
! 620: %{$checkhash{$username.':'.$domain}} = (
! 621: 'newuser' => 1,
! 622: 'id' => $env{'form.cid'},
! 623: );
! 624: &Apache::loncommon::user_rule_check(\%checkhash,\%checks,\%alerts,
! 625: \%rulematch,\%inst_results,\%curr_rules);
! 626: if (ref($alerts{'id'}) eq 'HASH') {
! 627: if (ref($alerts{'id'}{$domain}) eq 'HASH') {
! 628: if ($alerts{'id'}{$domain}{$env{'form.cid'}}) {
! 629: my $userchkmsg;
! 630: if (ref($curr_rules{$domain}) eq 'HASH') {
! 631: $userchkmsg =
! 632: &Apache::loncommon::instrule_disallow_msg('id',
! 633: $domdesc,1).
! 634: &Apache::loncommon::user_rule_formats($domain,
! 635: $domdesc,$curr_rules{$domain}{'id'},'id');
! 636: }
! 637: return ('fail',$userchkmsg);
! 638: }
! 639: }
! 640: }
! 641: return;
! 642: }
! 643:
! 644: sub invalid_state {
! 645: my ($error,$domdesc,$contact_name,$contact_email,$msgtext) = @_;
! 646: my $msg;
! 647: if ($error eq 'baduseremail') {
! 648: $msg = &mt('The e-mail address you provided does not appear to be a valid address.');
! 649: } elsif ($error eq 'existinguser') {
! 650: $msg = &mt('The e-mail address you provided is already in use as a username in this LON-CAPA domain.');
! 651: } elsif ($error eq 'userrules') {
! 652: $msg = &mt('Username rules for this LON-CAPA domain do not allow the e-mail address you provided to be used as a username.');
! 653: } elsif ($error eq 'userformat') {
! 654: $msg = &mt('The e-mail address you provided may not be used as a username in this LON-CAPA domain.');
! 655: } elsif ($error eq 'captcha') {
! 656: $msg = &mt('Validation of the code your entered failed.');
! 657: } elsif ($error eq 'noemails') {
! 658: $msg = &mt('Creation of a new user account using an e-mail address as username is not permitted in this LON-CAPA domain.');
! 659: }
! 660: if ($msgtext) {
! 661: $msg .= '<br />'.$msgtext;
! 662: }
! 663: if ($contact_email ne '') {
! 664: my $escuri = &HTML::Entities::encode('/adm/createaccount','&<>"');
! 665: $msg .= '<br />'.&mt(' You may wish to contact the <a href="/adm/helpdesk?origurl=[_1]">LON-CAPA helpdesk</a> for the [_2] domain.',$escuri,$domdesc);
! 666: } else {
! 667: $msg .= '<br />'.&mt(' You may wish to send an e-mail to the server administrator: [_1] for the [_2] domain.',$Apache::lonnet::perlvar{'AdminEmail'},$domdesc);
! 668: }
! 669: return $msg;
! 670: }
! 671:
! 672: sub create_captcha {
! 673: my ($output_dir,$db_dir) = @_;
! 674: my %captcha_params = &captcha_settings();
! 675: my $captcha = Authen::Captcha->new(
! 676: output_folder => $captcha_params{'output_dir'},
! 677: data_folder => $captcha_params{'db_dir'},
! 678: );
! 679: my $md5sum = $captcha->generate_code($captcha_params{'numchars'});
! 680: my $output = '<input type="hidden" name="crypt" value="'.$md5sum.'" />'."\n".
! 681: &mt('Type in the letters/numbers shown below').' '.
! 682: '<input type="text" size="5" name="code" value="" /><br />'.
! 683: '<img src="'.$captcha_params{'www_output_dir'}.'/'.$md5sum.'.png">';
! 684: return $output;
! 685: }
! 686:
! 687: sub captcha_settings {
! 688: my %captcha_params = (
! 689: output_dir => "/home/httpd/html/captcha",
! 690: www_output_dir => "/captcha",
! 691: db_dir => "/home/www/captchadb",
! 692: numchars => '5',
! 693: );
! 694: return %captcha_params;
! 695: }
! 696:
! 697: sub getkeys {
! 698: my ($lkey,$ukey) = @_;
! 699: my $lextkey=hex($lkey);
! 700: if ($lextkey>2147483647) { $lextkey-=4294967296; }
! 701:
! 702: my $uextkey=hex($ukey);
! 703: if ($uextkey>2147483647) { $uextkey-=4294967296; }
! 704: return ($lextkey,$uextkey);
! 705: }
! 706:
! 707: sub serverform {
! 708: my ($logtoken,$lonhost,$mailtoken) = @_;
! 709: my $output .= <<ENDSERVERFORM;
! 710: <form name="server" method="post" target="_top">
! 711: <input type="hidden" name="logtoken" value="$logtoken" />
! 712: <input type="hidden" name="token" value="$mailtoken" />
! 713: <input type="hidden" name="serverid" value="$lonhost" />
! 714: <input type="hidden" name="uname" value="" />
! 715: <input type="hidden" name="upass" value="" />
! 716: <input type="hidden" name="phase" value="username_validation" />
! 717: </form>
! 718: ENDSERVERFORM
! 719: return $output;
! 720: }
! 721:
! 722: sub process_credentials {
! 723: my ($logtoken,$lonhost) = @_;
! 724: my $tmpinfo=Apache::lonnet::reply('tmpget:'.$logtoken,$lonhost);
! 725: my ($retrieved,$output,$upass);
! 726: if (($tmpinfo=~/^error/) || ($tmpinfo eq 'con_lost')) {
! 727: $output = &mt('Information needed to retrieve your log-in information is missing, inaccessible or expired.').'<br />'.&mt('You may need to reload the previous page to obtain a new token.');
! 728: return ($retrieved,$output,$upass);
! 729: } else {
! 730: my $reply = &Apache::lonnet::reply('tmpdel:'.$logtoken,$lonhost);
! 731: if ($reply eq 'ok') {
! 732: $retrieved = 'ok';
! 733: } else {
! 734: $output = &mt('Session could not be opened.');
! 735: }
! 736: }
! 737: my ($key,$caller)=split(/&/,$tmpinfo);
! 738: if ($caller eq 'createaccount') {
! 739: $upass = &Apache::lonpreferences::des_decrypt($key,$env{'form.upass'});
! 740: } else {
! 741: $output = &mt('Unable to retrieve your log-in information - unexpected context');
! 742: }
! 743: return ($retrieved,$output,$upass);
! 744: }
! 745:
! 746: sub guest_format_check {
! 747: my ($useremail,$domain,$cancreate,$settings) = @_;
! 748: my ($login,$format_match,$format_msg,@user_rules);
! 749: if (ref($settings) eq 'HASH') {
! 750: if (ref($settings->{'email_rule'}) eq 'ARRAY') {
! 751: push(@user_rules,@{$settings->{'email_rule'}});
! 752: }
! 753: }
! 754: if (@user_rules > 0) {
! 755: my %rule_check =
! 756: &Apache::lonnet::inst_rulecheck($domain,$useremail,undef,
! 757: 'selfenroll',\@user_rules);
! 758: if (keys(%rule_check) > 0) {
! 759: foreach my $item (keys(%rule_check)) {
! 760: if ($rule_check{$item}) {
! 761: $format_match = 1;
! 762: last;
! 763: }
! 764: }
! 765: }
! 766: }
! 767: if ($format_match) {
! 768: ($login) = ($useremail =~ /^([^\@]+)\@/);
! 769: $format_msg = '<br />'.&mt("Your e-mail address uses the same internet domain as your institution's LON-CAPA service.").'<br />'.&mt('Creation of a LON-CAPA account with this type of e-mail address as username is not permitted.').'<br />';
! 770: if ($cancreate eq 'any' || $cancreate eq 'login') {
! 771: $format_msg .= &mt('You should request creation of a LON-CAPA account for a Log-in ID of "[_1]" at your institution instead.',$login).'<br />';
! 772: }
! 773: }
! 774: return $format_msg;
! 775: }
! 776:
! 777: 1;
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