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register.php
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register.php
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<?php
////////////////////////////////////////////////////////////////////////////////
// //
// Copyright (C) 2016 Phorum Development Team //
// http://www.phorum.org //
// //
// This program is free software. You can redistribute it and/or modify //
// it under the terms of either the current Phorum License (viewable at //
// phorum.org) or the Phorum License that was distributed with this file //
// //
// This program is distributed in the hope that it will be useful, //
// but WITHOUT ANY WARRANTY, without even the implied warranty of //
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. //
// //
// You should have received a copy of the Phorum License //
// along with this program. //
// //
////////////////////////////////////////////////////////////////////////////////
define('phorum_page','register');
require_once './common.php';
require_once PHORUM_PATH.'/include/api/mail.php';
require_once PHORUM_PATH.'/include/api/ban.php';
// set all our URL's
phorum_build_common_urls();
// The URL contains an approve argument, which means that a new user
// is confirming a new user account.
if (isset($PHORUM["args"]["approve"])) {
// Extract registration validation code and user_id.
$tmp_pass=md5(substr($PHORUM["args"]["approve"], 0, 8));
$user_id = (int)substr($PHORUM["args"]["approve"], 8);
$user_id = phorum_api_user_search(
array("user_id", "password_temp"),
array($user_id, $tmp_pass),
array("=", "=")
);
// Validation code correct.
if ($user_id) {
$user = phorum_api_user_get($user_id);
$moduser=array();
// The user has been denied by a moderator.
if ($user["active"] == PHORUM_USER_INACTIVE) {
$PHORUM["DATA"]["OKMSG"] = $PHORUM["DATA"]["LANG"]["RegVerifyFailed"];
// The user should still be approved by a moderator.
} elseif ($user["active"] == PHORUM_USER_PENDING_MOD) {
// TODO: this message should be changed in 5.1 to have a unique message!!!
$PHORUM["DATA"]["OKMSG"] = $PHORUM["DATA"]["LANG"]["RegVerifyMod"];
// The user is waiting for email and/or email+moderator confirmation.
} else {
// Waiting for both? Then switch to wait for moderator.
if ($user["active"] == PHORUM_USER_PENDING_BOTH) {
$moduser["active"] = PHORUM_USER_PENDING_MOD;
$PHORUM["DATA"]["OKMSG"] = $PHORUM["DATA"]["LANG"]["RegVerifyMod"];
// Only email confirmation was required. Active the user.
} else {
$moduser["active"] = PHORUM_USER_ACTIVE;
$PHORUM["DATA"]["OKMSG"] = $PHORUM["DATA"]["LANG"]["RegAcctActive"];
}
// Save the new user active status.
$moduser["user_id"] = $user_id;
phorum_api_user_save($moduser);
/*
* [hook]
* after_correct_validation
*
* [description]
* This hook can be used for performing tasks after a user has correctly
* validated himself (aka clicked on the verify link in his email).<sbr />
*
* [category]
* User data handling
*
* [when]
* In <filename>register.php</filename>, right after saving the
* activated user
*
* [input]
* An associative array containing:
* user_id, active, email of the currently activating user
*
* [output]
* Same as input, with possibly changed contents
*
*
*/
$moduser['email'] = $user['email'];
$moduser = phorum_api_hook("after_correct_validation", $moduser);
}
// Validation code incorrect.
} else {
$PHORUM["DATA"]["OKMSG"] = $PHORUM["DATA"]["LANG"]["RegVerifyFailed"];
}
phorum_api_output("message");
return;
}
// CSRF protection: we do not accept posting to this script,
// when the browser does not include a Phorum signed token
// in the request.
phorum_api_request_check_token();
$error = ''; // Init error as empty.
// Process posted form data.
if (count($_POST)) {
// Sanitize input data.
foreach ($_POST as $key => $val) {
if ($key == 'username') {
// Trim and space-collapse usernames, so people can't
// impersonate as other users using the same username,
// but with extra spaces in it.
$_POST[$key] = preg_replace('/\s+/', ' ', trim($val));
} else {
$_POST[$key] = trim($val);
}
}
/*
* [hook]
* before_register_check
*
* [description]
* This hook can be used for performing tasks before the checks on user
* registration. This hook is useful if you want to modify the data before
* the unique checks on username or email address or if you want to skip specific
* checks.<sbr/>
*
* [category]
* User data handling
*
* [when]
* In <filename>register.php</filename>, right before checks on the data
* for a new user are done.
*
* [input]
* An array containing:
* the $_POST array of user data of the soon-to-be-registered user
* an array telling which checks are going to be done after the hook is run
* and the error variable to allow the module to return errors
*
* [output]
* Same as input, with possibly changed contents
*
* [example]
* <hookcode>
* function phorum_mod_foo_before_register_check ($data)
* {
* list($userdata,$checks,$error) = $data;
* // modify the username ...
* if($userdata['username'] == 'foo') {
* $userdata['username']= 'bar';
* }
*
* // skip the email validity check
* $checks['email_valid']=0;
*
* // return an error
* $error = "You can't continue as module is run! ;-)";
*
* return array($userdata,$checks,$error);
* }
* </hookcode>
*/
$todo_checks = array(
'username_empty' => 1,
'username_unique'=> 1,
'email_valid' => 1,
'email_unique' => 1,
'password' => 1,
'banlists' => 1,
);
if (isset($PHORUM["hooks"]["before_register_check"])) {
list($_POST,$todo_checks,$error) = phorum_api_hook("before_register_check", array($_POST,$todo_checks,$error));
}
// Check if all required fields are filled and valid.
if ($todo_checks['username_empty'] &&
(!isset($_POST["username"]) || empty($_POST['username']))) {
$error = $PHORUM["DATA"]["LANG"]["ErrUsername"];
} elseif ($todo_checks['email_valid'] && !isset($_POST["email"]) ||
!phorum_api_mail_check_address($_POST["email"])) {
$error = $PHORUM["DATA"]["LANG"]["ErrEmail"];
} elseif ($todo_checks['password'] &&
(empty($_POST["password"]) || $_POST["password"] != $_POST["password2"])) {
$error = $PHORUM["DATA"]["LANG"]["ErrPassword"];
}
// Check if the username and email address don't already exist.
elseif($todo_checks['username_unique'] &&
phorum_api_user_search("username", $_POST["username"])) {
$error = $PHORUM["DATA"]["LANG"]["ErrRegisterdName"];
} elseif ($todo_checks['email_unique'] &&
phorum_api_user_search("email", $_POST["email"])){
$error = $PHORUM["DATA"]["LANG"]["ErrRegisterdEmail"];
}
// Check banlists.
if ($todo_checks['banlists'] && empty($error)) {
$error = phorum_api_ban_check_multi(array(
array($_POST["username"], PHORUM_BAD_NAMES),
array($_POST["email"], PHORUM_BAD_EMAILS),
array(NULL, PHORUM_BAD_IPS),
));
}
// Create user if no errors have been encountered.
if (empty($error))
{
// Setup the default userdata to store.
$userdata = array(
'username' => NULL,
'password' => NULL,
'email' => NULL,
'real_name' => NULL,
);
// Add custom profile fields as acceptable fields.
foreach ($PHORUM["CUSTOM_FIELDS"][PHORUM_CUSTOM_FIELD_USER] as $id => $field) {
if ($id === 'num_fields' || !empty($field['deleted'])) continue;
$userdata[$field["name"]] = NULL;
}
// Update userdata with $_POST information.
foreach ($_POST as $key => $val) {
if (array_key_exists($key, $userdata)) {
$userdata[$key] = $val;
}
}
// Remove unused custom profile fields.
foreach ($PHORUM["CUSTOM_FIELDS"][PHORUM_CUSTOM_FIELD_USER] as $id => $field) {
if ($id === 'num_fields' || !empty($field['deleted'])) continue;
if (is_null($userdata[$field["name"]])) {
unset($userdata[$field["name"]]);
}
}
// Add static info.
$userdata["date_added"]=time();
$userdata["date_last_active"]=time();
$userdata["hide_email"]=true;
// Set user active status depending on the registration verification
// setting. Generate a confirmation code for email verification.
if ($PHORUM["registration_control"] == PHORUM_REGISTER_INSTANT_ACCESS) {
$userdata["active"] = PHORUM_USER_ACTIVE;
} elseif ($PHORUM["registration_control"] == PHORUM_REGISTER_VERIFY_EMAIL) {
$userdata["active"] = PHORUM_USER_PENDING_EMAIL;
$userdata["password_temp"]=substr(md5(microtime()), 0, 8);
} elseif ($PHORUM["registration_control"]==PHORUM_REGISTER_VERIFY_MODERATOR) {
$userdata["active"] = PHORUM_USER_PENDING_MOD;
} elseif ($PHORUM["registration_control"]==PHORUM_REGISTER_VERIFY_BOTH) {
$userdata["password_temp"]=substr(md5(microtime()), 0, 8);
$userdata["active"] = PHORUM_USER_PENDING_BOTH;
}
/*
* [hook]
* before_register
*
* [description]
* This hook can be used for performing tasks before user
* registration. This hook is useful if you want to add some data to
* or change some data in the user data and to check if the user
* data is correct.<sbr/>
* <sbr/>
* When checking the registration data, the hook can set the "error"
* field in the returned user data array. When this field is set
* after running the hook, the registration processed will be halted
* and the error will be displayed. If you created a custom form
* field "foo" and you require that field to be filled in, you could
* create a hook function like the one in the example below.<sbr/>
* <sbr/>
* The error must be safely HTML escaped, so if you use untrusted
* data in your error, then make sure that it is escaped using
* <phpfunc>htmlspecialchars</phpfunc> to prevent XSS (see also
* paragraph 3.6: Secure your pages from XSS).
*
* [category]
* User data handling
*
* [when]
* In <filename>register.php</filename>, right before a new user is
* stored in the database.
*
* [input]
* An array containing the user data of the soon-to-be-registered
* user.
*
* [output]
* Same as input.
*
* [example]
* <hookcode>
* function phorum_mod_foo_before_register ($data)
* {
* $myfield = trim($data['foo']);
* if (empty($myfield)) {
* $data['error'] = 'You need to fill in the foo field';
* }
*
* return $data;
* }
* </hookcode>
*/
if (isset($PHORUM["hooks"]["before_register"]))
$userdata = phorum_api_hook("before_register", $userdata);
// Set $error, in case the before_register hook did set an error.
if (isset($userdata['error'])) {
$error = $userdata['error'];
unset($userdata['error']);
}
if (empty($error))
{
// Add the user to the database.
$userdata["user_id"] = NULL;
$user_id = phorum_api_user_save($userdata);
// fetch the fresh user
$user_new = phorum_api_user_get($user_id);
if ($user_id)
{
// The user was added. Determine what message to show.
if ($PHORUM["registration_control"] == PHORUM_REGISTER_INSTANT_ACCESS) {
$PHORUM["DATA"]["OKMSG"] = $PHORUM["DATA"]["LANG"]["RegThanks"];
} elseif($PHORUM["registration_control"] == PHORUM_REGISTER_VERIFY_EMAIL ||
$PHORUM["registration_control"] == PHORUM_REGISTER_VERIFY_BOTH) {
$PHORUM["DATA"]["OKMSG"] = $PHORUM["DATA"]["LANG"]["RegVerifyEmail"];
} elseif($PHORUM["registration_control"] == PHORUM_REGISTER_VERIFY_MODERATOR) {
$PHORUM["DATA"]["OKMSG"] = $PHORUM["DATA"]["LANG"]["RegVerifyMod"];
}
// Send a message to the new user in case email verification is required.
if ($PHORUM["registration_control"] == PHORUM_REGISTER_VERIFY_BOTH ||
$PHORUM["registration_control"] == PHORUM_REGISTER_VERIFY_EMAIL) {
$verify_url = phorum_api_url(PHORUM_REGISTER_URL, "approve=".$userdata["password_temp"]."$user_id");
// make the link an anchor tag for AOL users
if (preg_match("!aol\.com$!i", $userdata["email"])) {
$verify_url = "<a href=\"$verify_url\">$verify_url</a>";
}
$maildata = array();
$maildata["mailsubject"] = $PHORUM["DATA"]["LANG"]["VerifyRegEmailSubject"];
// The mailmessage can be composed in two different ways.
// This was done for backward compatibility for the
// language files. Up to Phorum 5.2, we had
// VerifyRegEmailBody1 and VerifyRegEmailBody2 for
// defining the lost password mail body. In 5.3, we
// switched to a single variable VerifyRegEmailBody.
// Eventually, the variable replacements need to be
// handled by the mail API layer.
if (isset($PHORUM['DATA']['LANG']['VerifyRegEmailBody']))
{
$maildata['mailmessage'] = phorum_api_format_wordwrap(str_replace(
array(
'%title%',
'%username%',
'%display_name%',
'%verify_url%',
'%login_url%'
),
array(
$PHORUM['title'],
$user_new['username'],
$user_new['display_name'],
$verify_url,
phorum_api_url(PHORUM_LOGIN_URL)
),
$PHORUM['DATA']['LANG']['VerifyRegEmailBody']
), 72);
}
else
{
// Hide the deprecated language strings from the
// amin language tool by not using the full syntax
// for those.
$lang = $PHORUM['DATA']['LANG'];
$maildata["mailmessage"] =
phorum_api_format_wordwrap(str_replace(
array(
'%title%',
'%username%',
'%display_name%',
'%verify_url%',
'%login_url%'
),
array(
$PHORUM['title'],
$user_new['username'],
$user_new['display_name'],
$verify_url,
phorum_api_url(PHORUM_LOGIN_URL)
),$lang['VerifyRegEmailBody1']), 72).
"\n\n$verify_url\n\n".
phorum_api_format_wordwrap(str_replace(
array(
'%title%',
'%username%',
'%display_name%',
'%verify_url%',
'%login_url%'
),
array(
$PHORUM['title'],
$user_new['username'],
$user_new['display_name'],
$verify_url,
phorum_api_url(PHORUM_LOGIN_URL)
),$lang['VerifyRegEmailBody2']), 72);
}
phorum_api_mail($userdata["email"], $maildata);
}
$PHORUM["DATA"]["BACKMSG"] = $PHORUM["DATA"]["LANG"]["RegBack"];
$PHORUM["DATA"]["URL"]["REDIRECT"] = phorum_api_url(PHORUM_LOGIN_URL);
/*
* [hook]
* after_register
*
* [description]
* This hook can be used for performing tasks (like logging
* and notification) after a successful user registration.
*
* [category]
* User data handling
*
* [when]
* In <filename>register.php</filename>, right after a
* successful registration of a new user is done and all
* confirmation mails are sent.
*
* [input]
* An array containing the user data of the newly registered
* user (read-only).
*
* [output]
* Same as input.
*
* [example]
* <hookcode>
* function phorum_mod_foo_after_register($data)
* {
* global $PHORUM;
*
* // Keep a log of user registrations by user id with
* // the IP address of the computer they used to
* // register
* $PHORUM["mod_foo"]["user_registrations"][$userdata["user_id"]] = $_SERVER["REMOTE_ADDR"];
*
* $PHORUM['DB']->update_settings(array(
* "mod_foo" => $PHORUM["mod_foo"]
* ));
*
* return $data;
* }
* </hookcode>
*/
if (isset($PHORUM["hooks"]["after_register"])) {
$userdata["user_id"] = $user_id;
phorum_api_hook("after_register",$userdata);
}
phorum_api_output("message");
return;
// Adding the user to the database failed.
} else {
$error = $PHORUM["DATA"]["LANG"]["ErrUserAddUpdate"];
}
}
}
// Some error encountered during processing? Then setup the
// data to redisplay the registration form, including an error.
if (!empty($error)) {
foreach($_POST as $key => $val){
$PHORUM["DATA"]["REGISTER"][$key] = phorum_api_format_htmlspecialchars($val);
}
$PHORUM["DATA"]["ERROR"] = $error;
}
// No data posted, so this is the first request. Initialize form data.
} else {
// Initialize fixed fields.
$PHORUM["DATA"]["REGISTER"]["username"] = "";
$PHORUM["DATA"]["REGISTER"]["email"] = "";
$PHORUM["DATA"]["ERROR"] = "";
// Initialize custom profile fields.
foreach($PHORUM["CUSTOM_FIELDS"][PHORUM_CUSTOM_FIELD_USER] as $id => $field) {
if ($id === 'num_fields' || !empty($field['deleted'])) continue;
$PHORUM["DATA"]["REGISTER"][$field["name"]] = "";
}
}
// fill the breadcrumbs-info.
$PHORUM['DATA']['BREADCRUMBS'][]=array(
'URL'=>'',
'TEXT'=>$PHORUM['DATA']['LANG']['Register'],
'TYPE'=>'register'
);
// fill the page heading info.
$PHORUM['DATA']['HEADING'] = $PHORUM['DATA']['LANG']['Register'];
$PHORUM['DATA']['HTML_DESCRIPTION'] = '';
$PHORUM['DATA']['DESCRIPTION'] = '';
# Setup static template data.
$PHORUM["DATA"]["URL"]["ACTION"] = phorum_api_url( PHORUM_REGISTER_ACTION_URL );
$PHORUM["DATA"]["REGISTER"]["forum_id"] = $PHORUM["forum_id"];
$PHORUM["DATA"]["REGISTER"]["block_title"] = $PHORUM["DATA"]["LANG"]["Register"];
// Display the registration page.
phorum_api_output("register");
?>