/**
* Attempts to log an Author in given a username and password.
* If the password is not hashed, it will be hashed using the sha1
* algorithm. The username and password will be sanitized before
* being used to query the Database. If an Author is found, they
* will be logged in and the sanitized username and password (also hashed)
* will be saved as values in the `$Cookie`.
*
* @see toolkit.Cryptography#hash()
* @throws DatabaseException
* @param string $username
* The Author's username. This will be sanitized before use.
* @param string $password
* The Author's password. This will be sanitized and then hashed before use
* @param boolean $isHash
* If the password provided is already hashed, setting this parameter to
* true will stop it becoming rehashed. By default it is false.
* @return boolean
* True if the Author was logged in, false otherwise
*/
public static function login($username, $password, $isHash = false)
{
$username = trim(self::Database()->cleanValue($username));
$password = trim(self::Database()->cleanValue($password));
if (strlen($username) > 0 && strlen($password) > 0) {
$author = AuthorManager::fetch('id', 'ASC', 1, null, sprintf("`username` = '%s'", $username));
if (!empty($author) && Cryptography::compare($password, current($author)->get('password'), $isHash)) {
self::$Author = current($author);
// Only migrate hashes if there is no update available as the update might change the tbl_authors table.
if (self::isUpgradeAvailable() === false && Cryptography::requiresMigration(self::$Author->get('password'))) {
self::$Author->set('password', Cryptography::hash($password));
self::Database()->update(array('password' => self::$Author->get('password')), 'tbl_authors', sprintf(" `id` = %d", self::$Author->get('id')));
}
self::$Cookie->set('username', $username);
self::$Cookie->set('pass', self::$Author->get('password'));
self::Database()->update(array('last_seen' => DateTimeObj::get('Y-m-d H:i:s')), 'tbl_authors', sprintf(" `id` = %d", self::$Author->get('id')));
// Only set custom author language in the backend
if (class_exists('Administration', false)) {
Lang::set(self::$Author->get('language'));
}
return true;
}
}
return false;
}
public static function fetchByUsername($username)
{
$rec = Symphony::Database()->fetchRow(0, "SELECT * FROM `tbl_authors` WHERE `username` = '{$username}' LIMIT 1");
if (!is_array($rec) || empty($rec)) {
return NULL;
}
$author = new Author();
foreach ($rec as $field => $val) {
$author->set($field, $val);
}
return $author;
}
/**
* Attempts to log an Author in given a username and password.
* If the password is not hashed, it will be hashed using the sha1
* algorithm. The username and password will be sanitized before
* being used to query the Database. If an Author is found, they
* will be logged in and the sanitized username and password (also hashed)
* will be saved as values in the `$Cookie`.
*
* @see toolkit.General#hash()
* @param string $username
* The Author's username. This will be sanitized before use.
* @param string $password
* The Author's password. This will be sanitized and then hashed before use
* @param boolean $isHash
* If the password provided is already hashed, setting this parameter to
* true will stop it becoming rehashed. By default it is false.
* @return boolean
* True if the Author was logged in, false otherwise
*/
public function login($username, $password, $isHash = false)
{
$username = self::Database()->cleanValue($username);
$password = self::Database()->cleanValue($password);
if (strlen(trim($username)) > 0 && strlen(trim($password)) > 0) {
$author = AuthorManager::fetch('id', 'ASC', 1, null, sprintf("\n\t\t\t\t\t\t`username` = '%s'\n\t\t\t\t\t", $username));
if (!empty($author) && Cryptography::compare($password, current($author)->get('password'), $isHash)) {
$this->Author = current($author);
// Only migrate hashes if there is no update available as the update might change the tbl_authors table.
if (!Administration::instance()->isUpgradeAvailable() && Cryptography::requiresMigration($this->Author->get('password'))) {
$this->Author->set('password', Cryptography::hash($password));
self::Database()->update(array('password' => $this->Author->get('password')), 'tbl_authors', " `id` = '" . $this->Author->get('id') . "'");
}
$this->Cookie->set('username', $username);
$this->Cookie->set('pass', $this->Author->get('password'));
self::Database()->update(array('last_seen' => DateTimeObj::get('Y-m-d H:i:s')), 'tbl_authors', sprintf(" `id` = %d", $this->Author->get('id')));
return true;
}
}
return false;
}
/**
* Returns an Author by Username. This function will search the
* `AuthorManager::$_pool` for Authors first before querying `tbl_authors`
*
* @param string $username
* The Author's username
* @return Author|null
* If an Author is found, an Author object is returned, otherwise null.
*/
public static function fetchByUsername($username)
{
if (!isset(self::$_pool[$username])) {
$records = Symphony::Database()->fetchRow(0, sprintf("\n\t\t\t\t\t\tSELECT *\n\t\t\t\t\t\tFROM `tbl_authors`\n\t\t\t\t\t\tWHERE `username` = '%s'\n\t\t\t\t\t\tLIMIT 1\n\t\t\t\t\t", Symphony::Database()->cleanValue($username)));
if (!is_array($records) || empty($records)) {
return array();
}
$author = new Author();
foreach ($records as $field => $val) {
$author->set($field, $val);
}
self::$_pool[$username] = $author;
}
return self::$_pool[$username];
}
