login/signup_form.php

   1 <?php  // $Id$
   2
   3 require_once($CFG->libdir.'/formslib.php');
   4 require_once($CFG->dirroot.'/user/profile/lib.php');
   5
   6 class login_signup_form extends moodleform {
   7     function definition() {
   8         global $USER, $CFG;
   9
  10         $mform =& $this->_form;
  11
  12         $mform->addElement('header', '', get_string('createuserandpass'), '');
  13
  14
  15         $mform->addElement('text', 'username', get_string('username'), 'maxlength="100" size="12"');
  16         $mform->setType('username', PARAM_NOTAGS);
  17         $mform->addRule('username', get_string('missingusername'), 'required', null, 'server');
  18
  19         $mform->addElement('passwordunmask', 'password', get_string('password'), 'maxlength="32" size="12"');
  20         $mform->setType('password', PARAM_RAW);
  21         $mform->addRule('password', get_string('missingpassword'), 'required', null, 'server');
  22
  23         $mform->addElement('header', '', get_string('supplyinfo'),'');
  24
  25         $mform->addElement('text', 'email', get_string('email'), 'maxlength="100" size="25"');
  26         $mform->setType('email', PARAM_NOTAGS);
  27         $mform->addRule('email', get_string('missingemail'), 'required', null, 'server');
  28
  29         $mform->addElement('text', 'email2', get_string('emailagain'), 'maxlength="100" size="25"');
  30         $mform->setType('email2', PARAM_NOTAGS);
  31         $mform->addRule('email2', get_string('missingemail'), 'required', null, 'server');
  32
  33         $nameordercheck = new object();
  34         $nameordercheck->firstname = 'a';
  35         $nameordercheck->lastname  = 'b';
  36         if (fullname($nameordercheck) == 'b a' ) {  // See MDL-4325
  37             $mform->addElement('text', 'lastname',  get_string('lastname'),  'maxlength="100" size="30"');
  38             $mform->addElement('text', 'firstname', get_string('firstname'), 'maxlength="100" size="30"');
  39         } else {
  40             $mform->addElement('text', 'firstname', get_string('firstname'), 'maxlength="100" size="30"');
  41             $mform->addElement('text', 'lastname',  get_string('lastname'),  'maxlength="100" size="30"');
  42         }
  43
  44         $mform->setType('firstname', PARAM_TEXT);
  45         $mform->addRule('firstname', get_string('missingfirstname'), 'required', null, 'server');
  46
  47         $mform->setType('lastname', PARAM_TEXT);
  48         $mform->addRule('lastname', get_string('missinglastname'), 'required', null, 'server');
  49
  50         $mform->addElement('text', 'city', get_string('city'), 'maxlength="20" size="20"');
  51         $mform->setType('city', PARAM_TEXT);
  52         $mform->addRule('city', get_string('missingcity'), 'required', null, 'server');
  53
  54         $country = get_list_of_countries();
  55         $default_country[''] = get_string('selectacountry');
  56         $country = array_merge($default_country, $country);
  57         $mform->addElement('select', 'country', get_string('country'), $country);
  58         $mform->addRule('country', get_string('missingcountry'), 'required', null, 'server');
  59
  60         if( !empty($CFG->country) ){
  61             $mform->setDefault('country', $CFG->country);
  62         }else{
  63             $mform->setDefault('country', '');
  64         }
  65
  66         if (signup_captcha_enabled()) {
  67             $mform->addElement('recaptcha', 'recaptcha_element', get_string('recaptcha', 'auth'), array('https' => $CFG->loginhttps));
  68             $mform->setHelpButton('recaptcha_element', array('recaptcha', get_string('recaptcha', 'auth')));
  69         }
  70
  71         profile_signup_fields($mform);
  72
  73         if (!empty($CFG->sitepolicy)) {
  74             $mform->addElement('header', '', get_string('policyagreement'), '');
  75             $mform->addElement('static', 'policylink', '', '<a href="'.$CFG->sitepolicy.'" onclick="this.target=\'_blank\'">'.get_String('policyagreementclick').'</a>');
  76             $mform->addElement('checkbox', 'policyagreed', get_string('policyaccept'));
  77             $mform->addRule('policyagreed', get_string('policyagree'), 'required', null, 'server');
  78         }
  79
  80         // buttons
  81         $this->add_action_buttons(true, get_string('createaccount'));
  82
  83     }
  84
  85     function definition_after_data(){
  86         $mform =& $this->_form;
  87
  88         $mform->applyFilter('username', 'moodle_strtolower');
  89         $mform->applyFilter('username', 'trim');
  90     }
  91
  92     function validation($data, $files) {
  93         global $CFG;
  94         $errors = parent::validation($data, $files);
  95
  96         $authplugin = get_auth_plugin($CFG->registerauth);
  97
  98         if (record_exists('user', 'username', $data['username'], 'mnethostid', $CFG->mnet_localhost_id)) {
  99             $errors['username'] = get_string('usernameexists');
 100         } else {
 101             if (empty($CFG->extendedusernamechars)) {
 102                 $string = eregi_replace("[^(-\.[:alnum:])]", '', $data['username']);
 103                 if (strcmp($data['username'], $string)) {
 104                     $errors['username'] = get_string('alphanumerical');
 105                 }
 106             }
 107         }
 108
 109         //check if user exists in external db
 110         //TODO: maybe we should check all enabled plugins instead
 111         if ($authplugin->user_exists($data['username'])) {
 112             $errors['username'] = get_string('usernameexists');
 113         }
 114
 115
 116         if (! validate_email($data['email'])) {
 117             $errors['email'] = get_string('invalidemail');
 118
 119         } else if (record_exists('user', 'email', $data['email'])) {
 120             $errors['email'] = get_string('emailexists').' <a href="forgot_password.php">'.get_string('newpassword').'?</a>';
 121         }
 122         if (empty($data['email2'])) {
 123             $errors['email2'] = get_string('missingemail');
 124
 125         } else if ($data['email2'] != $data['email']) {
 126             $errors['email2'] = get_string('invalidemail');
 127         }
 128         if (!isset($errors['email'])) {
 129             if ($err = email_is_not_allowed($data['email'])) {
 130                 $errors['email'] = $err;
 131             }
 132
 133         }
 134
 135         $errmsg = '';
 136         if (!check_password_policy($data['password'], $errmsg)) {
 137             $errors['password'] = $errmsg;
 138         }
 139
 140         if (signup_captcha_enabled()) {
 141             $recaptcha_element = $this->_form->getElement('recaptcha_element');
 142             $challenge_field = $this->_form->_submitValues['recaptcha_challenge_field'];
 143             $response_field = $this->_form->_submitValues['recaptcha_response_field'];
 144             if (true !== ($result = $recaptcha_element->verify($challenge_field, $response_field))) {
 145                 $errors['recaptcha'] = $result;
 146             }
 147         }
 148
 149         return $errors;
 150
 151
 152     }
 153 }
 154
 155 ?>