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1<?php
2/**
3*
4* This file is part of the phpBB Forum Software package.
5*
6* @copyright (c) phpBB Limited <https://www.phpbb.com>
7* @license GNU General Public License, version 2 (GPL-2.0)
8*
9* For full copyright and license information, please see
10* the docs/CREDITS.txt file.
11*
12*/
13
14/**
15* @ignore
16*/
17if (!defined('IN_PHPBB'))
18{
19    exit;
20}
21
22/**
23* ucp_register
24* Board registration
25*/
26class ucp_register
27{
28    var $u_action;
29
30    function main($id, $mode)
31    {
32        global $config, $db, $user, $template, $phpbb_root_path, $phpEx;
33        global $request, $phpbb_container, $phpbb_dispatcher;
34
35        //
36        if ($config['require_activation'] == USER_ACTIVATION_DISABLE ||
37            (in_array($config['require_activation'], array(USER_ACTIVATION_SELF, USER_ACTIVATION_ADMIN)) && !$config['email_enable']))
38        {
39            trigger_error('UCP_REGISTER_DISABLE');
40        }
41
42        $coppa            = $request->is_set('coppa_yes') ? 1 : ($request->is_set('coppa_no') ? 0 : false);
43        $coppa            = $request->is_set('coppa') ? $request->variable('coppa', 0) : $coppa;
44        $agreed            = $request->variable('agreed', false);
45        $submit            = $request->is_set_post('submit');
46        $change_lang    = $request->variable('change_lang', '');
47        $user_lang        = $request->variable('lang', $user->lang_name);
48
49        if ($agreed && !check_form_key('ucp_register'))
50        {
51            $agreed = false;
52        }
53
54        if ($coppa !== false && !check_form_key('ucp_register'))
55        {
56            $coppa = false;
57        }
58
59        /**
60        * Add UCP register data before they are assigned to the template or submitted
61        *
62        * To assign data to the template, use $template->assign_vars()
63        *
64        * @event core.ucp_register_requests_after
65        * @var    bool    coppa        Is set coppa
66        * @var    bool    agreed        Did user agree to coppa?
67        * @var    bool    submit        Is set post submit?
68        * @var    string    change_lang    Change language request
69        * @var    string    user_lang    User language request
70        * @since 3.1.11-RC1
71        */
72        $vars = array(
73            'coppa',
74            'agreed',
75            'submit',
76            'change_lang',
77            'user_lang',
78        );
79        extract($phpbb_dispatcher->trigger_event('core.ucp_register_requests_after', compact($vars)));
80
81        add_form_key('ucp_register');
82
83        if ($change_lang || $user_lang != $config['default_lang'])
84        {
85            $use_lang = ($change_lang) ? basename($change_lang) : basename($user_lang);
86
87            if (!validate_language_iso_name($use_lang))
88            {
89                if ($change_lang)
90                {
91                    $submit = false;
92
93                    // Setting back agreed to let the user view the agreement in his/her language
94                    $agreed = false;
95                }
96
97                $user_lang = $use_lang;
98            }
99            else
100            {
101                $change_lang = '';
102                $user_lang = $user->lang_name;
103            }
104        }
105
106        /* @var $cp \phpbb\profilefields\manager */
107        $cp = $phpbb_container->get('profilefields.manager');
108
109        $error = $cp_data = array();
110        $s_hidden_fields = array();
111
112        // Handle login_link data added to $_hidden_fields
113        $login_link_data = $this->get_login_link_data_array();
114
115        if (!empty($login_link_data))
116        {
117            // Confirm that we have all necessary data
118            /* @var $provider_collection \phpbb\auth\provider_collection */
119            $provider_collection = $phpbb_container->get('auth.provider_collection');
120            $auth_provider = $provider_collection->get_provider($request->variable('auth_provider', ''));
121
122            $result = $auth_provider->login_link_has_necessary_data($login_link_data);
123            if ($result !== null)
124            {
125                $error[] = $user->lang[$result];
126            }
127
128            $s_hidden_fields = array_merge($s_hidden_fields, $this->get_login_link_data_for_hidden_fields($login_link_data));
129        }
130
131        if (!$agreed || ($coppa === false && $config['coppa_enable']) || ($coppa && !$config['coppa_enable']))
132        {
133            $add_coppa = ($coppa !== false) ? '&amp;coppa=' . $coppa : '';
134
135            $s_hidden_fields = array_merge($s_hidden_fields, array(
136                'change_lang'    => '',
137            ));
138
139            // If we change the language, we want to pass on some more possible parameter.
140            if ($change_lang)
141            {
142                // We do not include the password
143                $s_hidden_fields = array_merge($s_hidden_fields, array(
144                    'username'            => $request->variable('username', '', true),
145                    'email'                => strtolower($request->variable('email', '')),
146                    'lang'                => $user->lang_name,
147                    'tz'                => $request->variable('tz', $config['board_timezone']),
148                ));
149
150            }
151
152            // Checking amount of available languages
153            $sql = 'SELECT lang_iso, lang_local_name
154                FROM ' . LANG_TABLE . '
155                ORDER BY lang_english_name';
156            $result = $db->sql_query($sql);
157            $lang_row = (array) $db->sql_fetchrowset($result);
158            $db->sql_freeresult($result);
159
160            $lang_options = phpbb_language_select($db, $user_lang, $lang_row);
161
162            if ($coppa === false && $config['coppa_enable'])
163            {
164                $now = getdate();
165                $coppa_birthday = $user->create_datetime()
166                    ->setDate($now['year'] - 13, $now['mon'], $now['mday'] - 1)
167                    ->setTime(0, 0, 0)
168                    ->format($user->lang['DATE_FORMAT'], true);
169                unset($now);
170
171                $template_vars = array(
172                    'LANG_OPTIONS'        => [
173                        'id'        => 'lang',
174                        'name'        => 'lang',
175                        'options'    => $lang_options,
176                    ],
177                    'L_COPPA_NO'        => $user->lang('UCP_COPPA_BEFORE', $coppa_birthday),
178                    'L_COPPA_YES'        => $user->lang('UCP_COPPA_ON_AFTER', $coppa_birthday),
179
180                    'S_SHOW_COPPA'        => true,
181                    'S_HIDDEN_FIELDS'    => build_hidden_fields($s_hidden_fields),
182                    'S_UCP_ACTION'        => append_sid("{$phpbb_root_path}ucp.$phpEx", 'mode=register'),
183
184                    'COOKIE_NAME'        => $config['cookie_name'],
185                    'COOKIE_PATH'        => $config['cookie_path'],
186                );
187            }
188            else
189            {
190                $template_vars = array(
191                    'LANG_OPTIONS'        => [
192                        'id'        => 'lang',
193                        'name'        => 'lang',
194                        'options'    => $lang_options,
195                    ],
196                    'L_TERMS_OF_USE'    => sprintf($user->lang['TERMS_OF_USE_CONTENT'], $config['sitename'], generate_board_url()),
197
198                    'S_SHOW_COPPA'        => false,
199                    'S_REGISTRATION'    => true,
200                    'S_HIDDEN_FIELDS'    => build_hidden_fields($s_hidden_fields),
201                    'S_UCP_ACTION'        => append_sid("{$phpbb_root_path}ucp.$phpEx", 'mode=register' . $add_coppa),
202
203                    'COOKIE_NAME'        => $config['cookie_name'],
204                    'COOKIE_PATH'        => $config['cookie_path'],
205                );
206            }
207
208            $tpl_name = 'ucp_agreement';
209
210            /**
211            * Allows to modify the agreements.
212            *
213            * @event core.ucp_register_agreement_modify_template_data
214            * @var    string    tpl_name            Template file
215            * @var    array    template_vars        Array with data about to be assigned to the template
216            * @var    array    s_hidden_fields        Array with hidden form elements
217            * @var    array    lang_row            Array with available languages, read only
218            * @since 3.2.2-RC1
219            */
220            $vars = array('tpl_name', 'template_vars', 's_hidden_fields', 'lang_row');
221            extract($phpbb_dispatcher->trigger_event('core.ucp_register_agreement_modify_template_data', compact($vars)));
222
223            unset($lang_row);
224
225            $template_vars = array_merge($template_vars, array(
226                'S_HIDDEN_FIELDS' => build_hidden_fields($s_hidden_fields),
227            ));
228
229            $template->assign_vars($template_vars);
230
231            $this->tpl_name = $tpl_name;
232            return;
233        }
234
235        // The CAPTCHA kicks in here. We can't help that the information gets lost on language change.
236        if ($config['enable_confirm'])
237        {
238            $captcha = $phpbb_container->get('captcha.factory')->get_instance($config['captcha_plugin']);
239            $captcha->init(CONFIRM_REG);
240        }
241
242        $timezone = $config['board_timezone'];
243
244        $data = array(
245            'username'            => $request->variable('username', '', true),
246            'new_password'        => $request->variable('new_password', '', true),
247            'password_confirm'    => $request->variable('password_confirm', '', true),
248            'email'                => strtolower($request->variable('email', '')),
249            'lang'                => basename($request->variable('lang', $user->lang_name)),
250            'tz'                => $request->variable('tz', $timezone),
251        );
252        /**
253        * Add UCP register data before they are assigned to the template or submitted
254        *
255        * To assign data to the template, use $template->assign_vars()
256        *
257        * @event core.ucp_register_data_before
258        * @var    bool    submit        Do we display the form only
259        *                            or did the user press submit
260        * @var    array    data        Array with current ucp registration data
261        * @since 3.1.4-RC1
262        */
263        $vars = array('submit', 'data');
264        extract($phpbb_dispatcher->trigger_event('core.ucp_register_data_before', compact($vars)));
265
266        // Check and initialize some variables if needed
267        if ($submit)
268        {
269            $error = validate_data($data, array(
270                'username'            => array(
271                    array('string', false, $config['min_name_chars'], $config['max_name_chars']),
272                    array('username', '')),
273                'new_password'        => array(
274                    array('string', false, $config['min_pass_chars'], 0),
275                    array('password')),
276                'password_confirm'    => array('string', false, $config['min_pass_chars'], 0),
277                'email'                => array(
278                    array('string', false, 6, 60),
279                    array('user_email')),
280                'tz'                => array('timezone'),
281                'lang'                => array('language_iso_name'),
282            ));
283
284            if (!check_form_key('ucp_register'))
285            {
286                $error[] = $user->lang['FORM_INVALID'];
287            }
288
289            // Replace "error" strings with their real, localised form
290            $error = array_map(array($user, 'lang'), $error);
291
292            if ($config['enable_confirm'])
293            {
294                $vc_response = $captcha->validate($data);
295                if ($vc_response !== false)
296                {
297                    $error[] = $vc_response;
298                }
299
300                if ($config['max_reg_attempts'] && $captcha->get_attempt_count() > $config['max_reg_attempts'])
301                {
302                    trigger_error('TOO_MANY_REGISTERS');
303                }
304            }
305
306            // DNSBL check
307            if ($config['check_dnsbl'])
308            {
309                if (($dnsbl = $user->check_dnsbl('register')) !== false)
310                {
311                    $error[] = sprintf($user->lang['IP_BLACKLISTED'], $user->ip, $dnsbl[1]);
312                }
313            }
314
315            // validate custom profile fields
316            $cp->submit_cp_field('register', $user->get_iso_lang_id(), $cp_data, $error);
317
318            if (!count($error))
319            {
320                if ($data['new_password'] != $data['password_confirm'])
321                {
322                    $error[] = $user->lang['NEW_PASSWORD_ERROR'];
323                }
324            }
325            /**
326            * Check UCP registration data after they are submitted
327            *
328            * @event core.ucp_register_data_after
329            * @var    bool    submit        Do we display the form only
330            *                            or did the user press submit
331            * @var    array     data        Array with current ucp registration data
332            * @var    array    cp_data        Array with custom profile fields data
333            * @var    array     error        Array with list of errors
334            * @since 3.1.4-RC1
335            */
336            $vars = array('submit', 'data', 'cp_data', 'error');
337            extract($phpbb_dispatcher->trigger_event('core.ucp_register_data_after', compact($vars)));
338
339            if (!count($error))
340            {
341                $server_url = generate_board_url();
342
343                // Which group by default?
344                $group_name = ($coppa) ? 'REGISTERED_COPPA' : 'REGISTERED';
345
346                $sql = 'SELECT group_id
347                    FROM ' . GROUPS_TABLE . "
348                    WHERE group_name = '" . $db->sql_escape($group_name) . "'
349                        AND group_type = " . GROUP_SPECIAL;
350                $result = $db->sql_query($sql);
351                $row = $db->sql_fetchrow($result);
352                $db->sql_freeresult($result);
353
354                if (!$row)
355                {
356                    trigger_error('NO_GROUP');
357                }
358
359                $group_id = $row['group_id'];
360
361                if (($coppa ||
362                    $config['require_activation'] == USER_ACTIVATION_SELF ||
363                    $config['require_activation'] == USER_ACTIVATION_ADMIN) && $config['email_enable'])
364                {
365                    $user_actkey = strtolower(gen_rand_string(32));
366                    $user_type = USER_INACTIVE;
367                    $user_inactive_reason = INACTIVE_REGISTER;
368                    $user_inactive_time = time();
369                }
370                else
371                {
372                    $user_type = USER_NORMAL;
373                    $user_actkey = '';
374                    $user_inactive_reason = 0;
375                    $user_inactive_time = 0;
376                }
377
378                // Instantiate passwords manager
379                /* @var $passwords_manager \phpbb\passwords\manager */
380                $passwords_manager = $phpbb_container->get('passwords.manager');
381
382                $user_row = array(
383                    'username'                    => $data['username'],
384                    'user_password'                => $passwords_manager->hash($data['new_password']),
385                    'user_email'                => $data['email'],
386                    'group_id'                    => (int) $group_id,
387                    'user_timezone'                => $data['tz'],
388                    'user_lang'                    => $data['lang'],
389                    'user_type'                    => $user_type,
390                    'user_actkey'                => $user_actkey,
391                    'user_actkey_expiration'    => $user::get_token_expiration(),
392                    'user_ip'                    => $user->ip,
393                    'user_regdate'                => time(),
394                    'user_inactive_reason'        => $user_inactive_reason,
395                    'user_inactive_time'        => $user_inactive_time,
396                );
397
398                if ($config['new_member_post_limit'])
399                {
400                    $user_row['user_new'] = 1;
401                }
402                /**
403                * Add into $user_row before user_add
404                *
405                * user_add allows adding more data into the users table
406                *
407                * @event core.ucp_register_user_row_after
408                * @var    bool    submit        Do we display the form only
409                *                            or did the user press submit
410                * @var    array    data        Array with current ucp registration data
411                * @var    array    cp_data        Array with custom profile fields data
412                * @var    array    user_row    Array with user data that will be inserted
413                * @since 3.1.4-RC1
414                * @changed 3.2.10-RC1 Added data array
415                */
416                $vars = array('submit', 'data', 'cp_data', 'user_row');
417                extract($phpbb_dispatcher->trigger_event('core.ucp_register_user_row_after', compact($vars)));
418
419                // Register user...
420                $user_id = user_add($user_row, $cp_data);
421
422                // This should not happen, because the required variables are listed above...
423                if ((bool) $user_id === false)
424                {
425                    trigger_error('NO_USER', E_USER_ERROR);
426                }
427
428                // Okay, captcha, your job is done.
429                if ($config['enable_confirm'] && isset($captcha))
430                {
431                    $captcha->reset();
432                }
433
434                if ($coppa && $config['email_enable'])
435                {
436                    $message = $user->lang['ACCOUNT_COPPA'];
437                    $email_template = 'coppa_welcome_inactive';
438                }
439                else if ($config['require_activation'] == USER_ACTIVATION_SELF && $config['email_enable'])
440                {
441                    $message = $user->lang['ACCOUNT_INACTIVE'];
442                    $email_template = 'user_welcome_inactive';
443                }
444                else if ($config['require_activation'] == USER_ACTIVATION_ADMIN && $config['email_enable'])
445                {
446                    $message = $user->lang['ACCOUNT_INACTIVE_ADMIN'];
447                    $email_template = 'admin_welcome_inactive';
448                }
449                else
450                {
451                    $message = $user->lang['ACCOUNT_ADDED'];
452                    $email_template = 'user_welcome';
453
454                    // Autologin after registration
455                    $user->session_create($user_id, 0, false, 1);
456                }
457
458                if ($config['email_enable'])
459                {
460                    include_once($phpbb_root_path . 'includes/functions_messenger.' . $phpEx);
461
462                    $messenger = new messenger(false);
463
464                    $messenger->template($email_template, $data['lang']);
465
466                    $messenger->to($data['email'], $data['username']);
467
468                    $messenger->anti_abuse_headers($config, $user);
469
470                    $messenger->assign_vars(array(
471                        'WELCOME_MSG'    => html_entity_decode(sprintf($user->lang['WELCOME_SUBJECT'], $config['sitename']), ENT_COMPAT),
472                        'USERNAME'        => html_entity_decode($data['username'], ENT_COMPAT),
473                        'PASSWORD'        => html_entity_decode($data['new_password'], ENT_COMPAT),
474                        'U_ACTIVATE'    => "$server_url/ucp.$phpEx?mode=activate&u=$user_id&k=$user_actkey")
475                    );
476
477                    if ($coppa)
478                    {
479                        $messenger->assign_vars(array(
480                            'FAX_INFO'        => $config['coppa_fax'],
481                            'MAIL_INFO'        => $config['coppa_mail'],
482                            'EMAIL_ADDRESS'    => $data['email'])
483                        );
484                    }
485
486                    /**
487                    * Modify messenger data before welcome mail is sent
488                    *
489                    * @event core.ucp_register_welcome_email_before
490                    * @var    array        user_row    Array with user registration data
491                    * @var    array        cp_data        Array with custom profile fields data
492                    * @var    array        data        Array with current ucp registration data
493                    * @var    string        message        Message to be displayed to the user after registration
494                    * @var    string        server_url    Server URL
495                    * @var    int            user_id        New user ID
496                    * @var    string        user_actkey    User activation key
497                    * @var    messenger    messenger    phpBB Messenger
498                    * @since 3.2.4-RC1
499                    */
500                    $vars = array(
501                        'user_row',
502                        'cp_data',
503                        'data',
504                        'message',
505                        'server_url',
506                        'user_id',
507                        'user_actkey',
508                        'messenger',
509                    );
510                    extract($phpbb_dispatcher->trigger_event('core.ucp_register_welcome_email_before', compact($vars)));
511
512                    $messenger->send(NOTIFY_EMAIL);
513                }
514
515                if ($config['require_activation'] == USER_ACTIVATION_ADMIN)
516                {
517                    /* @var $phpbb_notifications \phpbb\notification\manager */
518                    $phpbb_notifications = $phpbb_container->get('notification_manager');
519                    $phpbb_notifications->add_notifications('notification.type.admin_activate_user', array(
520                        'user_id'        => $user_id,
521                        'user_actkey'    => $user_row['user_actkey'],
522                        'user_regdate'    => $user_row['user_regdate'],
523                    ));
524                }
525
526                // Perform account linking if necessary
527                if (!empty($login_link_data))
528                {
529                    $login_link_data['user_id'] = $user_id;
530
531                    $result = $auth_provider->link_account($login_link_data);
532
533                    if ($result)
534                    {
535                        $message = $message . '<br /><br />' . $user->lang[$result];
536                    }
537                }
538
539                /**
540                * Perform additional actions after user registration
541                *
542                * @event core.ucp_register_register_after
543                * @var    array        user_row    Array with user registration data
544                * @var    array        cp_data        Array with custom profile fields data
545                * @var    array        data        Array with current ucp registration data
546                * @var    string        message        Message to be displayed to the user after registration
547                * @var    string        server_url    Server URL
548                * @var    int            user_id        New user ID
549                * @var    string        user_actkey    User activation key
550                * @since 3.2.4-RC1
551                */
552                $vars = array(
553                    'user_row',
554                    'cp_data',
555                    'data',
556                    'message',
557                    'server_url',
558                    'user_id',
559                    'user_actkey',
560                );
561                extract($phpbb_dispatcher->trigger_event('core.ucp_register_register_after', compact($vars)));
562
563                $message = $message . '<br /><br />' . sprintf($user->lang['RETURN_INDEX'], '<a href="' . append_sid("{$phpbb_root_path}index.$phpEx") . '">', '</a>');
564                trigger_error($message);
565            }
566        }
567
568        $s_hidden_fields = array_merge($s_hidden_fields, array(
569            'agreed'        => 'true',
570            'change_lang'    => 0,
571        ));
572
573        if ($config['coppa_enable'])
574        {
575            $s_hidden_fields['coppa'] = $coppa;
576        }
577
578        if ($config['enable_confirm'])
579        {
580            $s_hidden_fields = array_merge($s_hidden_fields, $captcha->get_hidden_fields());
581        }
582
583        // Visual Confirmation - Show images
584        if ($config['enable_confirm'])
585        {
586            $template->assign_vars(array(
587                'CAPTCHA_TEMPLATE'        => $captcha->get_template(),
588            ));
589        }
590
591        //
592        $l_reg_cond = '';
593        switch ($config['require_activation'])
594        {
595            case USER_ACTIVATION_SELF:
596                $l_reg_cond = $user->lang['UCP_EMAIL_ACTIVATE'];
597            break;
598
599            case USER_ACTIVATION_ADMIN:
600                $l_reg_cond = $user->lang['UCP_ADMIN_ACTIVATE'];
601            break;
602        }
603
604        /* @var $provider_collection \phpbb\auth\provider_collection */
605        $provider_collection = $phpbb_container->get('auth.provider_collection');
606        $auth_provider = $provider_collection->get_provider();
607
608        $auth_provider_data = $auth_provider->get_login_data();
609        if ($auth_provider_data)
610        {
611            if (isset($auth_provider_data['VARS']))
612            {
613                $template->assign_vars($auth_provider_data['VARS']);
614            }
615
616            if (isset($auth_provider_data['BLOCK_VAR_NAME']))
617            {
618                foreach ($auth_provider_data['BLOCK_VARS'] as $block_vars)
619                {
620                    $template->assign_block_vars($auth_provider_data['BLOCK_VAR_NAME'], $block_vars);
621                }
622            }
623
624            $template->assign_vars(array(
625                'PROVIDER_TEMPLATE_FILE' => $auth_provider_data['TEMPLATE_FILE'],
626            ));
627        }
628
629        // Assign template vars for timezone select
630        $timezone_select = phpbb_timezone_select($user, $data['tz'], true);
631
632        // Checking amount of available languages
633        $sql = 'SELECT lang_iso, lang_local_name
634            FROM ' . LANG_TABLE . '
635            ORDER BY lang_english_name';
636        $result = $db->sql_query($sql);
637        $lang_row = (array) $db->sql_fetchrowset($result);
638        $db->sql_freeresult($result);
639
640        $lang_options = phpbb_language_select($db, $data['lang'], $lang_row);
641
642        $template_vars = array(
643            'USERNAME'            => $data['username'],
644            'PASSWORD'            => $data['new_password'],
645            'PASSWORD_CONFIRM'    => $data['password_confirm'],
646            'EMAIL'                => $data['email'],
647
648            'L_REG_COND'                => $l_reg_cond,
649            'L_USERNAME_EXPLAIN'        => $user->lang($config['allow_name_chars'] . '_EXPLAIN', $user->lang('CHARACTERS_XY', (int) $config['min_name_chars']), $user->lang('CHARACTERS_XY', (int) $config['max_name_chars'])),
650            'L_PASSWORD_EXPLAIN'        => $user->lang($config['pass_complex'] . '_EXPLAIN', $user->lang('CHARACTERS_XY', (int) $config['min_pass_chars'])),
651
652            'LANG_OPTIONS'        => [
653                'id'        => 'lang',
654                'name'        => 'lang',
655                'options'    => $lang_options,
656            ],
657            'TIMEZONE_OPTIONS'    => [
658                'tag'        => 'select',
659                'name'        => 'tz',
660                'options'    => $timezone_select,
661            ],
662            'S_TZ_PRESELECT'    => !$submit,
663            'S_CONFIRM_REFRESH'    => ($config['enable_confirm'] && $config['confirm_refresh']) ? true : false,
664            'S_REGISTRATION'    => true,
665            'S_COPPA'            => $coppa,
666            'S_UCP_ACTION'        => append_sid("{$phpbb_root_path}ucp.$phpEx", 'mode=register'),
667
668            'COOKIE_NAME'        => $config['cookie_name'],
669            'COOKIE_PATH'        => $config['cookie_path'],
670        );
671
672        $tpl_name = 'ucp_register';
673
674        /**
675        * Modify template data on the registration page
676        *
677        * @event core.ucp_register_modify_template_data
678        * @var    array    template_vars        Array with template data
679        * @var    array    data                Array with user data, read only
680        * @var    array    error                Array with errors
681        * @var    array    s_hidden_fields        Array with hidden field elements
682        * @var    string    tpl_name            Template name
683        * @since 3.2.2-RC1
684        */
685        $vars = array(
686            'template_vars',
687            'data',
688            'error',
689            's_hidden_fields',
690            'tpl_name',
691        );
692        extract($phpbb_dispatcher->trigger_event('core.ucp_register_modify_template_data', compact($vars)));
693
694        $template_vars = array_merge($template_vars, array(
695            'ERROR'                => (count($error)) ? implode('<br />', $error) : '',
696            'S_HIDDEN_FIELDS'    => build_hidden_fields($s_hidden_fields),
697        ));
698
699        $template->assign_vars($template_vars);
700
701        //
702        $user->profile_fields = array();
703
704        // Generate profile fields -> Template Block Variable profile_fields
705        $cp->generate_profile_fields('register', $user->get_iso_lang_id());
706
707        //
708        $this->tpl_name = $tpl_name;
709    }
710
711    /**
712    * Creates the login_link data array
713    *
714    * @return    array    Returns an array of all POST paramaters whose names
715    *                    begin with 'login_link_'
716    */
717    protected function get_login_link_data_array()
718    {
719        global $request;
720
721        $var_names = $request->variable_names(\phpbb\request\request_interface::POST);
722        $login_link_data = array();
723        $string_start_length = strlen('login_link_');
724
725        foreach ($var_names as $var_name)
726        {
727            if (strpos($var_name, 'login_link_') === 0)
728            {
729                $key_name = substr($var_name, $string_start_length);
730                $login_link_data[$key_name] = $request->variable($var_name, '', false, \phpbb\request\request_interface::POST);
731            }
732        }
733
734        return $login_link_data;
735    }
736
737    /**
738    * Prepends they key names of an associative array with 'login_link_' for
739    * inclusion on the page as hidden fields.
740    *
741    * @param    array    $data    The array to be modified
742    * @return    array    The modified array
743    */
744    protected function get_login_link_data_for_hidden_fields($data)
745    {
746        $new_data = array();
747
748        foreach ($data as $key => $value)
749        {
750            $new_data['login_link_' . $key] = $value;
751        }
752
753        return $new_data;
754    }
755}