actions/register.php

   1 <?php
   2 /*
   3  * Laconica - a distributed open-source microblogging tool
   4  * Copyright (C) 2008, Controlez-Vous, Inc.
   5  *
   6  * This program is free software: you can redistribute it and/or modify
   7  * it under the terms of the GNU Affero General Public License as published by
   8  * the Free Software Foundation, either version 3 of the License, or
   9  * (at your option) any later version.
  10  *
  11  * This program is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  * GNU Affero General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU Affero General Public License
  17  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  18  */
  19
  20 if (!defined('LACONICA')) { exit(1); }
  21
  22 class RegisterAction extends Action {
  23
  24         function handle($args) {
  25                 parent::handle($args);
  26
  27                 if (common_config('site', 'closed')) {
  28                         common_user_error(_('Registration not allowed.'));
  29                 } else if (common_logged_in()) {
  30                         common_user_error(_('Already logged in.'));
  31                 } else if ($_SERVER['REQUEST_METHOD'] == 'POST') {
  32                         $this->try_register();
  33                 } else {
  34                         $this->show_form();
  35                 }
  36         }
  37
  38         function try_register() {
  39
  40                 $token = $this->trimmed('token');
  41                 if (!$token || $token != common_session_token()) {
  42                         $this->show_form(_('There was a problem with your session token. Try again, please.'));
  43                         return;
  44                 }
  45
  46                 $nickname = $this->trimmed('nickname');
  47                 $email = $this->trimmed('email');
  48                 $fullname = $this->trimmed('fullname');
  49                 $homepage = $this->trimmed('homepage');
  50                 $bio = $this->trimmed('bio');
  51                 $location = $this->trimmed('location');
  52
  53                 # We don't trim these... whitespace is OK in a password!
  54
  55                 $password = $this->arg('password');
  56                 $confirm = $this->arg('confirm');
  57
  58                 # Input scrubbing
  59
  60                 $nickname = common_canonical_nickname($nickname);
  61                 $email = common_canonical_email($email);
  62
  63                 if (!$this->boolean('license')) {
  64                         $this->show_form(_('You can\'t register if you don\'t agree to the license.'));
  65                 } else if ($email && !Validate::email($email, true)) {
  66                         $this->show_form(_('Not a valid email address.'));
  67                 } else if (!Validate::string($nickname, array('min_length' => 1,
  68                                                                                                           'max_length' => 64,
  69                                                                                                           'format' => VALIDATE_NUM . VALIDATE_ALPHA_LOWER))) {
  70                         $this->show_form(_('Nickname must have only lowercase letters and numbers and no spaces.'));
  71                 } else if ($this->nickname_exists($nickname)) {
  72                         $this->show_form(_('Nickname already in use. Try another one.'));
  73                 } else if (!User::allowed_nickname($nickname)) {
  74                         $this->show_form(_('Not a valid nickname.'));
  75                 } else if ($this->email_exists($email)) {
  76                         $this->show_form(_('Email address already exists.'));
  77                 } else if (!is_null($homepage) && (strlen($homepage) > 0) &&
  78                                    !Validate::uri($homepage, array('allowed_schemes' => array('http', 'https')))) {
  79                         $this->show_form(_('Homepage is not a valid URL.'));
  80                         return;
  81                 } else if (!is_null($fullname) && strlen($fullname) > 255) {
  82                         $this->show_form(_('Full name is too long (max 255 chars).'));
  83                         return;
  84                 } else if (!is_null($bio) && strlen($bio) > 140) {
  85                         $this->show_form(_('Bio is too long (max 140 chars).'));
  86                         return;
  87                 } else if (!is_null($location) && strlen($location) > 255) {
  88                         $this->show_form(_('Location is too long (max 255 chars).'));
  89                         return;
  90                 } else if (strlen($password) < 6) {
  91                         $this->show_form(_('Password must be 6 or more characters.'));
  92                         return;
  93                 } else if ($password != $confirm) {
  94                         $this->show_form(_('Passwords don\'t match.'));
  95                 } else if ($user = User::register(array('nickname' => $nickname, 'password' => $password, 'email' => $email,
  96                                                                                                 'fullname' => $fullname, 'homepage' => $homepage, 'bio' => $bio,
  97                                                                                                 'location' => $location))) {
  98                         if (!$user) {
  99                                 $this->show_form(_('Invalid username or password.'));
 100                                 return;
 101                         }
 102                         # success!
 103                         if (!common_set_user($user)) {
 104                                 common_server_error(_('Error setting user.'));
 105                                 return;
 106                         }
 107                         # this is a real login
 108                         common_real_login(true);
 109                         if ($this->boolean('rememberme')) {
 110                                 common_debug('Adding rememberme cookie for ' . $nickname);
 111                                 common_rememberme($user);
 112                         }
 113                         # Re-init language env in case it changed (not yet, but soon)
 114                         common_init_language();
 115                         $this->show_success();
 116                 } else {
 117                         $this->show_form(_('Invalid username or password.'));
 118                 }
 119         }
 120
 121         # checks if *CANONICAL* nickname exists
 122
 123         function nickname_exists($nickname) {
 124                 $user = User::staticGet('nickname', $nickname);
 125                 return ($user !== false);
 126         }
 127
 128         # checks if *CANONICAL* email exists
 129
 130         function email_exists($email) {
 131                 $email = common_canonical_email($email);
 132                 $user = User::staticGet('email', $email);
 133                 return ($user !== false);
 134         }
 135
 136         function show_top($error=NULL) {
 137                 if ($error) {
 138                         common_element('p', 'error', $error);
 139                 } else {
 140                         common_element('div', 'instructions',
 141                                                    _('You can create a new account to start posting notices.'));
 142                 }
 143         }
 144
 145         function show_form($error=NULL) {
 146                 global $config;
 147
 148                 common_show_header(_('Register'), NULL, $error, array($this, 'show_top'));
 149                 common_element_start('form', array('method' => 'post',
 150                                                                                    'id' => 'login',
 151                                                                                    'action' => common_local_url('register')));
 152                 common_hidden('token', common_session_token());
 153                 common_input('nickname', _('Nickname'), $this->trimmed('nickname'),
 154                                          _('1-64 lowercase letters or numbers, no punctuation or spaces. Required.'));
 155                 common_password('password', _('Password'),
 156                                                 _('6 or more characters. Required.'));
 157                 common_password('confirm', _('Confirm'),
 158                                                 _('Same as password above. Required.'));
 159                 common_input('email', _('Email'), $this->trimmed('email'),
 160                                          _('Used only for updates, announcements, and password recovery'));
 161                 common_input('fullname', _('Full name'),
 162                                          $this->trimmed('fullname'),
 163                                           _('Longer name, preferably your "real" name'));
 164                 common_input('homepage', _('Homepage'),
 165                                          $this->trimmed('homepage'),
 166                                          _('URL of your homepage, blog, or profile on another site'));
 167                 common_textarea('bio', _('Bio'),
 168                                                 $this->trimmed('bio'),
 169                                                  _('Describe yourself and your interests in 140 chars'));
 170                 common_input('location', _('Location'),
 171                                          $this->trimmed('location'),
 172                                          _('Where you are, like "City, State (or Region), Country"'));
 173                 common_checkbox('rememberme', _('Remember me'),
 174                                                 $this->boolean('rememberme'),
 175                                 _('Automatically login in the future; not for shared computers!'));
 176                 common_element_start('p');
 177                 $attrs = array('type' => 'checkbox',
 178                                            'id' => 'license',
 179                                            'name' => 'license',
 180                                            'value' => 'true');
 181                 if ($this->boolean('license')) {
 182                         $attrs['checked'] = 'checked';
 183                 }
 184                 common_element('input', $attrs);
 185             common_text(_('My text and files are available under '));
 186                 common_element('a', array(href => $config['license']['url']),
 187                                            $config['license']['title']);
 188                 common_text(_(' except this private data: password, email address, IM address, phone number.'));
 189                 common_element_end('p');
 190                 common_submit('submit', _('Register'));
 191                 common_element_end('form');
 192                 common_show_footer();
 193         }
 194
 195         function show_success() {
 196                 $nickname = $this->arg('nickname');
 197                 common_show_header(_('Registration successful'));
 198                 common_element_start('div', 'success');
 199                 $instr = sprintf(_('Congratulations, %s! And welcome to %%%%site.name%%%%. From here, you may want to...'. "\n\n" .
 200                                                    '* Go to [your profile](%s) and post your first message.' .  "\n" .
 201                                                    '* Add a [Jabber/GTalk address](%%%%action.imsettings%%%%) so you can send notices through instant messages.' . "\n" .
 202                                                    '* [Search for people](%%%%action.peoplesearch%%%%) that you may know or that share your interests. ' . "\n" .
 203                                                    '* Update your [profile settings](%%%%action.profilesettings%%%%) to tell others more about you. ' . "\n" .
 204                                                    '* Read over the [online docs](%%%%doc.help%%%%) for features you may have missed. ' . "\n\n" .
 205                                                    'Thanks for signing up and we hope you enjoy using this service.'),
 206                                                  $nickname, common_local_url('showstream', array('nickname' => $nickname)));
 207                 common_raw(common_markup_to_html($instr));
 208                 $have_email = $this->trimmed('email');
 209                 if ($have_email) {
 210                         $emailinstr = _('(You should receive a message by email momentarily, with ' .
 211                                                         'instructions on how to confirm your email address.)');
 212                         common_raw(common_markup_to_html($emailinstr));
 213                 }
 214                 common_element_end('div');
 215                 common_show_footer();
 216         }
 217
 218 }