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<?php
function register($db){
$name = $_POST["username"];
$cleartext_password = $_POST["pswd"];
$second_password = $_POST["2ndpswd"];
$email = $_POST["email"];
/* checking for empty password etc. */
if(($cleartext_password != $second_password) || !isset($_POST["pswd"]) || !isset($_POST["2ndpswd"]) || $cleartext_password == "" || empty($_POST["pswd"]) || empty($_POST["2ndpswd"])){
return REGISTER_PASSWORD;
}
if(!preg_match("/[^.+@.+]/", $email)){
return REGISTER_EMAIL;
}
$safe_name = SQLite3::escapeString("$name");
$safe_email = SQLite3::escapeString("$email");
/*Checks the validation of the registration attempt*/
$test_db = $db->query("SELECT 1,key,status FROM user WHERE email='" . $safe_email . "';");
$test_ar = $test_db->fetchArray(SQLITE3_NUM);
$test_email = $test_ar[0];
$test_key = $test_ar[1];
$test_status_int = $test_ar[2];
if($test_email != 1){
return REGISTER_INVITE;
}
if($test_status_int != 0){
return REGISTER_PROHIBITED;
}
if($test_key != $_POST["key"] || $test_key == ""){
return REGISTER_INVITEKEY;
}
$doubleusername_db = $db->query("SELECT 1 FROM user WHERE name='" . $safe_name . "';");
$doubleusername_ar = $doubleusername_db->fetchArray(SQLITE3_NUM);
if($doubleusername_ar[0] == 1){
return REGISTER_USERNAME;
}
$id_db = $db->query("SELECT id FROM user WHERE email='" . $safe_email . "';");
$id_ar = $id_db->fetchArray(SQLITE3_NUM);
$id = $id_ar[0];
/*Generates the encrypted password and the database transaction*/
$pepper = file_get_contents("../database/pepper.txt");
$password = $cleartext_password . $pepper;
$hash_password = password_hash($password, PASSWORD_DEFAULT);
if($db->exec("
BEGIN TRANSACTION;
UPDATE user SET name='" . $safe_name . "', password='" . $hash_password . "', invites=5, status=1, register=(SELECT datetime()) WHERE id=" . $id . ";
INSERT INTO files (id, parent, owner, name, folder, mime, size, share, size, hash) VALUES (NULL, 0, $id, '/', 'DIRECTORY', NULL, NULL, 'PUBLIC', 0, '');
INSERT INTO log (id, user, login) VALUES (NULL, (SELECT id FROM user WHERE name='" . $safe_name. "'), (SELECT datetime()));
COMMIT;")
){
$userid = user_id($db, $safe_name);
$_SESSION["login"] = true;
$_SESSION["username"] = $name;
$_SESSION["userid"] = $userid;
return REGISTER_SUCCESSFULL;
} else {
return REGISTER_DATABASE;
}
}
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