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365 lines
13 KiB
PHP
365 lines
13 KiB
PHP
<?php
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/**
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* handles CMS/WWW related functions regarding user management & registration.
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* inherits from the Users class. The methods of this class have to be rewritten according to the CMS's functionality that you wish to use.
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* The drupal_module has a webusers class of its own in the module itself.
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* @author Daan Janssens, mentored by Matthew Lagoe
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*/
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class WebUsers extends Users{
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private $uId; /**< The user id */
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private $login; /**< The username */
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private $email; /**< The email address */
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private $firstname; /**< The users first name */
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private $lastname; /**< The users last name */
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private $gender; /**< The gender */
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private $country; /**< 2 letter word matching the country of the user */
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private $receiveMail; /**< configuration regarding if the user wants to receive email notifications or not. */
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private $language; /**< Language of the user */
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/**
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* A constructor.
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* loads the object with the UID, if none is given it will use 0.
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* @param $UId the UID of the user you want to instantiate.
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*/
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function __construct($UId = 0) {
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$this->uId = $UId;
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}
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/**
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* sets the object's attributes.
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* @param $values should be an array.
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*/
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public function set($values){
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$this->uId = $values['UId'];
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$this->login = $values['Login'];
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$this->email = $values['Email'];
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$this->firstname = $values['FirstName'];
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$this->lastname = $values['LastName'];
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$this->gender = $values['Gender'];
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$this->country = $values['Country'];
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$this->receiveMail = $values['ReceiveMail'];
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$this->language = $values['Language'];
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}
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/**
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* function that checks if a username exists already or not.
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* This function overrides the function of the base class.
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* @param $username the username in question
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* @return string Info: Returns 0 if the user is not in the web db, else a positive number is returned.
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*/
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protected function checkUserNameExists($username){
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$dbw = new DBLayer("web");
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return $dbw->select("ams_user", array('name' => $username), "Login = :name")->rowCount();
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}
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/**
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* function that checks if a email exists already or not.
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* This function overrides the function of the base class.
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* @param $email the email address in question.
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* @return string Info: Returns 0 if the email address is not in the web db, else a positive number is returned.
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*/
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protected function checkEmailExists($email){
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$dbw = new DBLayer("web");
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return $dbw->select("ams_user" ,array('email' => $email),"Email = :email")->rowCount();
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}
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/**
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* check if the login username/email and password match the db.
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* @param $value the inserted username or email
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* @param $password the inserted password (unhashed)
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* @return the logged in user's db row as array if login was a success, else "fail" will be returned.
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*/
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public static function checkLoginMatch($value,$password){
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$dbw = new DBLayer("web");
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$statement = $dbw->select("ams_user", array('value' => $value),"Login=:value OR Email=:value");
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$row = $statement->fetch();
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if ($row['Password'][0] == '$')
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{
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$salt = substr($row['Password'], 0, 19);
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}
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else
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{
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$salt = substr($row['Password'], 0, 2);
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}
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$hashed_input_pass = crypt($password, $salt);
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if($hashed_input_pass == $row['Password']){
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return $row;
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}else{
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return "fail";
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}
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}
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/**
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* returns the id for a given username
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* @param $username the username
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* @return the user's id linked to the username
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*/
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public static function getId($username){
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$dbw = new DBLayer("web");
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$statement = $dbw->select("ams_user", array('username' => $username), "Login=:username");
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$row = $statement->fetch();
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return $row['UId'];
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}
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/**
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* returns the id for a given emailaddress
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* @param $email the emailaddress
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* @return the user's id linked to the emailaddress
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*/
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public static function getIdFromEmail($email){
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$dbw = new DBLayer("web");
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$statement = $dbw->select("ams_user", array('email' => $email), "Email=:email");
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$row = $statement->fetch();
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if(!empty($row)){
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return $row['UId'];
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}else{
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return "FALSE";
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}
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}
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/**
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* get uId attribute of the object.
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*/
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public function getUId(){
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return $this->uId;
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}
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/**
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* get login attribute of the object.(username)
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*/
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public function getUsername(){
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$dbw = new DBLayer("web");
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if(! isset($this->login) || $this->login == ""){
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$statement = $dbw->select("ams_user", array('id' => $this->uId), "UId=:id");
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$row = $statement->fetch();
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$this->set($row);
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}
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return $this->login;
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}
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/**
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* get email attribute of the object.
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*/
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public function getEmail(){
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$dbw = new DBLayer("web");
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if(! isset($this->email) || $this->email == ""){
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$statement = $dbw->select("ams_user", array('id' => $this->uId), "UId=:id");
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$row = $statement->fetch();
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$this->set($row);
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}
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return $this->email;
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}
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/**
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* get the hashed password
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*/
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public function getHashedPass(){
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$dbw = new DBLayer("web");
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$statement = $dbw->select("ams_user", array('id' => $this->uId), "UId=:id");
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$row = $statement->fetch();
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return $row['Password'];
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}
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/**
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* get basic info of the object.
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* @return returns an array in the form of Array('FirstName' => $this->firstname, 'LastName' => $this->lastname, 'Gender' => $this->gender, 'Country' => $this->country, 'ReceiveMail' => $this->receiveMail)
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*/
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public function getInfo(){
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$dbw = new DBLayer("web");
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if(! (isset($this->firstname) && isset($this->lastname) && isset($this->gender) && isset($this->country) && isset($this->receiveMail) ) ||
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$this->firstname == "" || $this->lastname == "" || $this->gender == "" || $this->country == "" || $this->receiveMail == ""){
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$statement = $dbw->select("ams_user", array('id' => $this->uId), "UId=:id");
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$row = $statement->fetch();
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$this->set($row);
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}
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$result = Array('FirstName' => $this->firstname, 'LastName' => $this->lastname, 'Gender' => $this->gender, 'Country' => $this->country, 'ReceiveMail' => $this->receiveMail);
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return $result;
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}
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/**
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* get receiveMail attribute of the object.
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*/
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public function getReceiveMail(){
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$dbw = new DBLayer("web");
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if(! isset($this->receiveMail) || $this->receiveMail == ""){
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$statement = $dbw->select("ams_user", array('id' => $this->uId), "UId=:id");
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$row = $statement->fetch();
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$this->set($row);
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}
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return $this->receiveMail;
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}
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/**
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* get language attribute of the object.
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*/
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public function getLanguage(){
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$dbw = new DBLayer("web");
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if(! isset($this->language) || $this->language == ""){
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$statement = $dbw->select("ams_user", array('id' => $this->uId), "UId=:id");
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$row = $statement->fetch();
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$this->set($row);
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}
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return $this->language;
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}
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/**
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* check if the user is logged in.
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* @return true or false
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*/
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public static function isLoggedIn(){
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if(isset($_SESSION['user'])){
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return true;
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}
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return false;
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}
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/**
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* update the password.
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* update the password in the shard + update the password in the www/CMS version.
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* @param $user the username
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* @param $pass the new password.
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* @return ok if it worked, if the lib or shard is offline it will return liboffline or shardoffline.
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*/
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public static function setPassword($user, $pass){
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$hashpass = crypt($pass, WebUsers::generateSALT());
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$reply = WebUsers::setAmsPassword($user, $hashpass);
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$values = Array('Password' => $hashpass);
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try {
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//make connection with and put into shard db
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$dbw = new DBLayer("web");
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$dbw->update("ams_user", $values,"Login = '$user'");
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}
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catch (PDOException $e) {
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//ERROR: the web DB is offline
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}
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return $reply;
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}
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/**
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* update the emailaddress.
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* update the emailaddress in the shard + update the emailaddress in the www/CMS version.
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* @param $user the username
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* @param $mail the new emailaddress.
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* @return ok if it worked, if the lib or shard is offline it will return liboffline or shardoffline.
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*/
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public static function setEmail($user, $mail){
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$reply = WebUsers::setAmsEmail($user, $mail);
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$values = Array('Email' => $mail);
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try {
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//make connection with and put into shard db
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$dbw = new DBLayer("web");
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$dbw->update("ams_user", $values, "Login = '$user'");
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}
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catch (PDOException $e) {
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//ERROR: the web DB is offline
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}
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return $reply;
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}
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/**
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* update the setReceiveMail value in the db.
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* update the receiveMail in the www/CMS version.
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* @param $user the username
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* @param $receivemail the receivemail setting .
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*/
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public static function setReceiveMail($user, $receivemail){
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$values = Array('Receivemail' => $receivemail);
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try {
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//make connection with and put into shard db
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$dbw = new DBLayer("web");
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$dbw->update("ams_user", $values, "UId = $user" );
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}
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catch (PDOException $e) {
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//ERROR: the web DB is offline
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}
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}
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/**
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* update the language value in the db.
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* update the language in the www/CMS version.
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* @param $user the username
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* @param $language the new language value.
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*/
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public static function setLanguage($user, $language){
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$values = Array('Language' => $language);
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try {
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//make connection with and put into shard db
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$dbw = new DBLayer("web");
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$dbw->update("ams_user", $values, "UId = $user");
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}
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catch (PDOException $e) {
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//ERROR: the web DB is offline
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}
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}
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/**
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* return all users.
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* @return return an array of users
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*/
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public function getUsers(){
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$dbl = new DBLayer("web");
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$data = $dbl->executeWithoutParams("SELECT * FROM ams_user");
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return $data;
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}
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/**
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* return the query that should get all users.
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* @return string: the query to receive all users.
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*/
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public static function getAllUsersQuery(){
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return "SELECT * FROM ams_user";
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}
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/**
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* creates a webuser.
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* it will set the language matching to the language cookie setting and add it to the www/CMS's DB.
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* @param $name the username
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* @param $pass the unhashed password
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* @param $mail the email address
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*/
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public static function createWebuser($name, $pass, $mail){
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//register account with the correct language (check if cookie is already set)!
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if ( isset( $_COOKIE['Language'] ) ) {
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$lang = $_COOKIE['Language'];
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}else{
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global $DEFAULT_LANGUAGE;
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$lang = $DEFAULT_LANGUAGE;
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}
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$values = Array('Login' => $name, 'Password' => $pass, 'Email' => $mail, 'Language' => $lang);
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try {
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$dbw = new DBLayer("web");
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return $dbw->executeReturnId("ams_user", $values);
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}
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catch (PDOException $e) {
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//ERROR: the web DB is offline
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}
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}
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}
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