login/signup.php

   1 <?php // $Id$
   2
   3     require_once("../config.php");
   4     require_once("../auth/$CFG->auth/lib.php");
   5
   6     //HTTPS is potentially required in this page
   7     httpsrequired();
   8
   9     if ($CFG->auth != 'email' and (empty($CFG->auth_user_create) or !(function_exists('auth_user_create'))) ) {
  10         error("Sorry, you may not use this page.");
  11     }
  12
  13     if ($user = data_submitted()) {
  14
  15         $user->firstname = strip_tags($user->firstname);
  16         $user->lastname = strip_tags($user->lastname);
  17         $user->email = strip_tags($user->email);
  18
  19         validate_form($user, $err);
  20         $user->username= trim(moodle_strtolower($user->username));
  21
  22         if (count((array)$err) == 0) {
  23             $plainpass = $user->password;
  24             $user->password = hash_internal_user_password($plainpass);
  25             $user->confirmed = 0;
  26             $user->lang = current_language();
  27             $user->firstaccess = time();
  28             $user->secret = random_string(15);
  29             $user->auth = $CFG->auth;
  30             if (!empty($CFG->auth_user_create) and function_exists('auth_user_create') ){
  31                 if (! auth_user_exists($user->username)) {
  32                     if (! auth_user_create($user,$plainpass)) {
  33                         error("Could not add user to authentication module!");
  34                     }
  35                 } else {
  36                     error("User already exists on authentication database.");
  37                 }
  38             }
  39
  40             if (! ($user->id = insert_record("user", $user)) ) {
  41                 error("Could not add your record to the database!");
  42             }
  43
  44             if (! send_confirmation_email($user)) {
  45                 error("Tried to send you an email but failed!");
  46             }
  47
  48             $emailconfirm = get_string("emailconfirm");
  49             print_header($emailconfirm, $emailconfirm, $emailconfirm);
  50             notice(get_string("emailconfirmsent", "", $user->email), "$CFG->wwwroot/index.php");
  51             exit;
  52         }
  53     }
  54
  55     if (!empty($err)) {
  56         $focus = "form.".array_shift($temparr = array_flip(get_object_vars($err)));
  57     } else {
  58         $focus = "";
  59     }
  60
  61     if (empty($user->country) and !empty($CFG->country)) {
  62         $user->country = $CFG->country;
  63     }
  64
  65     $newaccount = get_string("newaccount");
  66     $login = get_string("login");
  67
  68     if (empty($CFG->langmenu)) {
  69         $langmenu = "";
  70     } else {
  71         $currlang = current_language();
  72         $langs    = get_list_of_languages();
  73         $langmenu = popup_form ("$CFG->wwwroot/login/signup.php?lang=", $langs, "chooselang", $currlang, "", "", "", true);
  74     }
  75
  76     print_header($newaccount, $newaccount, "<a href=\"index.php\">$login</a> -> $newaccount", $focus, "", true, "<div align=\"right\">$langmenu</div>");
  77     include("signup_form.html");
  78     print_footer();
  79
  80
  81
  82 /******************************************************************************
  83  * FUNCTIONS
  84  *****************************************************************************/
  85
  86 function validate_form($user, &$err) {
  87     global $CFG;
  88
  89     if (empty($user->username)){
  90         $err->username = get_string("missingusername");
  91     } else{
  92         $user->username = trim(moodle_strtolower($user->username));
  93         if (record_exists("user", "username", $user->username)){
  94             $err->username = get_string("usernameexists");
  95         } else {
  96             if (empty($CFG->extendedusernamechars)) {
  97                 $string = eregi_replace("[^(-\.[:alnum:])]", "", $user->username);
  98                 if (strcmp($user->username, $string)) {
  99                     $err->username = get_string("alphanumerical");
 100                 }
 101             }
 102         }
 103     }
 104
 105     if (isset($CFG->auth_user_create) and $CFG->auth_user_create==1 and function_exists('auth_user_exists') ){
 106         if (auth_user_exists($user->username)) {
 107             $err->username = get_string("usernameexists");
 108         }
 109     }
 110
 111
 112     if (empty($user->password)) {
 113         $err->password = get_string("missingpassword");
 114     }
 115
 116     if (empty($user->firstname)) {
 117         $err->firstname = get_string("missingfirstname");
 118     }
 119
 120     if (empty($user->lastname)) {
 121         $err->lastname = get_string("missinglastname");
 122     }
 123
 124
 125     if (empty($user->email)) {
 126         $err->email = get_string("missingemail");
 127
 128     } else if (! validate_email($user->email)) {
 129         $err->email = get_string("invalidemail");
 130
 131     } else if (record_exists("user", "email", $user->email)) {
 132         $err->email = get_string("emailexists")." <a href=\"forgot_password.php\">".get_string("newpassword")."?</a>";
 133     }
 134
 135
 136     if (empty($user->email2)) {
 137         $err->email2 = get_string("missingemail");
 138
 139     } else if ($user->email2 != $user->email) {
 140         $err->email2 = get_string("invalidemail");
 141     }
 142
 143
 144     if (empty($user->city)) {
 145         $err->city = get_string("missingcity");
 146     }
 147
 148     if (empty($user->country)) {
 149         $err->country = get_string("missingcountry");
 150     }
 151
 152     if (empty($err->email)) {
 153         if ($error = email_is_not_allowed($user->email)) {
 154             $err->email = $error;
 155         }
 156     }
 157
 158     return;
 159 }
 160
 161
 162 ?>