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<?php |
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namespace Anax\Session; |
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/** |
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* Class for wrapping sessions. |
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* |
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*/ |
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class Session |
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{ |
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/** |
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* Set a session name. |
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* |
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* @param array $name to set as session name. |
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* |
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* @return self |
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*/ |
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public function name($name) |
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{ |
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session_name($name); |
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return $this; |
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} |
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/** |
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* Start the session (ignore when on cli). |
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* |
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* @return self |
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*/ |
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public function start() |
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{ |
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if (php_sapi_name() !== 'cli') { |
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session_start(); |
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} |
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return $this; |
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} |
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/** |
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* Check if a value is set in the session. |
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* |
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* @param string $key in session variable. |
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* |
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* @return boolean true if $key is set, else false. |
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* |
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* @SuppressWarnings(PHPMD.Superglobals) |
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*/ |
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public function has($key) |
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{ |
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return isset($_SESSION) && isset($_SESSION[$key]); |
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} |
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/** |
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* Get a value from the session. |
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* |
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* @param string $key in session variable. |
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* @param mixed $default default value to return when key is not set |
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* in the session. |
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* |
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* @return mixed value from session and null if not set. |
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* |
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* @SuppressWarnings(PHPMD.Superglobals) |
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*/ |
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public function get($key, $default = null) |
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{ |
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return $this->has($key) |
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? $_SESSION[$key] |
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: $default; |
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} |
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/** |
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* Read a value from the session and unset it, this is a form of read |
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* once flash memory using the session. |
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* |
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* @param string $key in session variable. |
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* @param mixed $default default value to return when key is not set |
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* in the session. |
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* |
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* @return mixed value from session and null if not set. |
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*/ |
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public function getOnce($key, $default = null) |
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{ |
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$read = $this->get($key, $default); |
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$this->delete($key); |
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return $read; |
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} |
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/** |
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* Set values in session. |
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* |
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* @param string $key in session variable. |
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* @param mixed $value to set in session. |
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* |
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* @return self |
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* |
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* @SuppressWarnings(PHPMD.Superglobals) |
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*/ |
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public function set($key, $value) |
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{ |
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$_SESSION[$key] = $value; |
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return $this; |
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} |
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/** |
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* Unset session value of this key. |
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* |
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* @param string $key in session variable. |
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* |
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* @return self |
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* |
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* @SuppressWarnings(PHPMD.Superglobals) |
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*/ |
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public function delete($key) |
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{ |
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if (isset($_SESSION[$key])) { |
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unset($_SESSION[$key]); |
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} |
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return $this; |
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} |
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/** |
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* Destroy the session. |
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* |
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* @return void |
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* |
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* @SuppressWarnings(PHPMD.Superglobals) |
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*/ |
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public function destroy() |
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{ |
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// Unset all of the session variables. |
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$_SESSION = array(); |
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// Delete the session cookie. |
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if (ini_get("session.use_cookies")) { |
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$params = session_get_cookie_params(); |
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setcookie( |
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session_name(), |
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'', |
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time() - 42000, |
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$params["path"], |
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$params["domain"], |
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$params["secure"], |
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$params["httponly"] |
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); |
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} |
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159
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// Finally, destroy the session. |
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session_destroy(); |
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} |
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} |
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canax /
session
