114 lines
2.3 KiB
PHP
114 lines
2.3 KiB
PHP
<?php
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namespace App\Web;
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use Exception;
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class Session
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{
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/**
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* Session constructor.
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* @param string $name
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* @param string $path
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* @throws Exception
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*/
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public function __construct(string $name, $path = '')
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{
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if (session_status() === PHP_SESSION_NONE) {
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if (!is_writable($path) && $path !== '') {
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throw new Exception("The given path '{$path}' is not writable.");
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}
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$started = @session_start([
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'name' => $name,
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'save_path' => $path,
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'cookie_httponly' => true,
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'gc_probability' => 25,
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]);
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if (!$started) {
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throw new Exception("Cannot start the HTTP session. That the session path '{$path}' is writable and your PHP settings.");
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}
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}
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}
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/**
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* Destroy the current session
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* @return bool
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*/
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public function destroy(): bool
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{
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return session_destroy();
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}
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/**
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* Clear all session stored values
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*/
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public function clear(): void
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{
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$_SESSION = [];
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}
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/**
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* Check if session has a stored key
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* @param $key
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* @return bool
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*/
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public function has($key): bool
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{
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return isset($_SESSION[$key]);
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}
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/**
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* Get the content of the current session
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* @return array
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*/
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public function all(): array
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{
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return $_SESSION;
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}
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/**
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* Returned a value given a key
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* @param $key
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* @param null $default
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* @return mixed
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*/
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public function get($key, $default = null)
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{
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return self::has($key) ? $_SESSION[$key] : $default;
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}
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/**
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* Add a key-value pair to the session
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* @param $key
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* @param $value
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*/
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public function set($key, $value): void
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{
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$_SESSION[$key] = $value;
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}
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/**
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* Set a flash alert
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* @param $message
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* @param string $type
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*/
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public function alert($message, string $type = 'info'): void
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{
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$_SESSION['_flash'][] = [$type => $message];
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}
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/**
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* Retrieve flash alerts
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* @return array
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*/
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public function getAlert(): ?array
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{
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$flash = self::get('_flash');
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self::set('_flash', []);
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return $flash;
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}
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}
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