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66 lines
1.3 KiB
66 lines
1.3 KiB
<?php
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class Session
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{
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protected static $instance;
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protected static $sid = null;
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protected $values = [];
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/**
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* Gets a session handle.
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*/
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public static function start()
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{
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if(!isset(self::$instance)) {
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self::$instance = new self();
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}
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return self::$instance;
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}
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/**
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* Gets a session variable. Returns false if doesn't exist.
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*/
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public function get($varname)
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{
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if(array_key_exists($varname, $this->values)) {
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return unserialize(base64_decode($this->values[$varname]));
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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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* Sets a session variable. Returns $value.
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*/
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public function set($varname, $value)
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{
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$value = base64_encode(serialize($value));
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$this->values[$varname] = $value;
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return $value;
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}
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/**
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* Deletes a variable from the session.
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*/
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public function remove($varname)
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{
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unset($this->values[$varname]);
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}
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/**
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* Deletes all this session container (not the session!)
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*/
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public static function dispose()
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{
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if(isset(self::$instance)) {
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self::$instance = null;
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return true;
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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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?>
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