| 1 | 2 | simandl | <?php |
| 2 | | | |
| 3 | | | namespace Phem\Environment; |
| 4 | | | |
| 5 | | | use Phem\Core\Object; |
| 6 | | | |
| 7 | | | /** |
| 8 | | | * Class representing the session |
| 9 | | | * |
| 10 | | | * @author Jakub PetrĹžĂlka <petrzilka@czweb.net> |
| 11 | | | */ |
| 12 | | | class Session extends Object |
| 13 | | | { |
| 14 | | | |
| 15 | | | private $writeLock = false; |
| 16 | | | |
| 17 | | | public function init() |
| 18 | | | { |
| 19 | | | /* Start session if not started already (nested application) */ |
| 20 | | | if (session_status() != PHP_SESSION_ACTIVE) |
| 21 | | | { |
| 22 | | | session_start(); |
| 23 | | | } |
| 24 | | | } |
| 25 | | | |
| 26 | | | public function isWriteLocked() |
| 27 | | | { |
| 28 | | | return $this->writeLock; |
| 29 | | | } |
| 30 | | | |
| 31 | | | /** |
| 32 | | | * Returns a variable from session array |
| 33 | | | * |
| 34 | | | * @param string $name Name of the variable |
| 35 | | | * @param mixed $defaultValue The default value which is used if session variable with given name is not set |
| 36 | | | * @return mixed Value of the variable |
| 37 | | | */ |
| 38 | | | function getVar($name, $defaultValue = null) |
| 39 | | | { |
| 40 | | | if (isset($_SESSION[$name])) |
| 41 | | | return $_SESSION[$name]; |
| 42 | | | else |
| 43 | | | return $defaultValue; |
| 44 | | | } |
| 45 | | | |
| 46 | | | /** |
| 47 | | | * Sets the session variable to the given value |
| 48 | | | * |
| 49 | | | * @param string $name Name of the variable |
| 50 | | | * @param mixed $value The value |
| 51 | | | */ |
| 52 | | | function setVar($name, $value) |
| 53 | | | { |
| 54 | | | if (!$this->writeLock) |
| 55 | | | $_SESSION[$name] = $value; |
| 56 | | | else |
| 57 | | | throw new SessionException('Trying to write session variable ' . $name . ' after writing closed'); |
| 58 | | | } |
| 59 | | | |
| 60 | | | /** |
| 61 | | | * Destroys all data registered in session |
| 62 | | | */ |
| 63 | | | function destroy() |
| 64 | | | { |
| 65 | | | session_destroy(); |
| 66 | | | } |
| 67 | | | |
| 68 | | | function getId() |
| 69 | | | { |
| 70 | | | return session_id(); |
| 71 | | | } |
| 72 | | | |
| 73 | | | function writeClose() |
| 74 | | | { |
| 75 | | | $this->writeLock = true; |
| 76 | | | session_write_close(); |
| 77 | | | } |
| 78 | | | |
| 79 | | | function reopen() |
| 80 | | | { |
| 81 | | | ini_set('session.use_only_cookies', false); |
| 82 | | | ini_set('session.use_cookies', false); |
| 83 | | | ini_set('session.use_trans_sid', false); |
| 84 | | | ini_set('session.cache_limiter', null); |
| 85 | | | session_start(); |
| 86 | | | $this->writeLock = false; |
| 87 | | | } |
| 88 | | | |
| 89 | | | } |
