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<?php |
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namespace Nono; |
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/** |
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* Simple request class, which is passed as the first argument to |
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* any callable / controller method associated with a route. |
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* |
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* @method string|mixed get(string $name = null, mixed $default = null) |
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* @method string|mixed post(string $name = null, mixed $default = null) |
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* @method string|mixed query(string $name = null, mixed $default = null) |
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* @method string|mixed request(string $name = null, mixed $default = null) |
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* @method string|mixed server(string $name = null, mixed $default = null) |
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* @method string|mixed session(string $name = null, mixed $default = null) |
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* @method string|mixed cookie(string $name = null, mixed $default = null) |
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* @method array|mixed files(string $name = null, mixed $default = null) |
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*/ |
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class Request |
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{ |
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/** |
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* Just triggering the super global and fill the query global. |
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*/ |
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public function __construct() |
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{ |
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$_SERVER; |
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if (!in_array($this->method(), ['GET', 'POST'])) { |
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parse_str(file_get_contents('php://input'), $GLOBALS['_QUERY']); |
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} |
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} |
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/** |
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* Return URI with query string. |
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* |
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* @return string |
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*/ |
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public function uriWithQuery() |
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{ |
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return urldecode($this->server('REQUEST_URI')); |
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} |
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/** |
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* Return URI without query string. |
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* |
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* @return string |
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*/ |
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public function uri() |
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{ |
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return explode('?', $this->uriWithQuery())[0]; |
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} |
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/** |
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* Return the http verb. |
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* |
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* @return string |
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*/ |
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public function method() |
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{ |
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return $this->server('REQUEST_METHOD'); |
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} |
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/** |
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* Return whether the request URL is HTTPS URL or not. |
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* Questionable reliability -> depends upon server config. |
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* |
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* @return string |
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*/ |
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public function isHttps() |
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{ |
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return $this->server('SERVER_PORT') == 443 |
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|| strtoupper($this->server('HTTPS')) == 'ON'; |
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} |
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/** |
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* Return the hostname. |
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* |
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* @return string |
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*/ |
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public function host() |
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{ |
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return $this->server('HTTP_HOST'); |
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} |
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/** |
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* Return the time the request was initiated. |
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* |
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* @return float |
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*/ |
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public function requestTimeFloat() |
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{ |
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return $this->server('REQUEST_TIME_FLOAT'); |
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} |
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/** |
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* Return the elapsed time since the request was initiated. |
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* |
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* @return float |
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*/ |
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public function elapsedRequestTimeFloat() |
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{ |
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return microtime(1) - $this->server('REQUEST_TIME_FLOAT'); |
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} |
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/** |
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* Allow redirects when headers have already been sent |
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* due to sessions or other output. |
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* |
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* @param string $url |
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*/ |
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public function redirect($url) |
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{ |
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echo "<script>location.replace('$url');</script>"; |
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} |
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/** |
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* Magic method to access super globals with optional default argument. |
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* Calling without arguments e.g. $request->server() will simply |
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* return the entire _SERVER global. |
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* |
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* @param string $name |
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* @param array $args |
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* @return mixed |
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*/ |
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public function __call($name, $args) |
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{ |
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$global = $GLOBALS['_' . strtoupper($name)]; |
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$default = isset($args[1]) ? $args[1] : null; |
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if (!count($args)) { |
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return $global; |
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} elseif (isset($global[$args[0]])) { |
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return $global[$args[0]]; |
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} else { |
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return $default; |
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} |
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} |
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} |
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Instead of super-globals, we recommend to explicitly inject the dependencies of your class. This makes your code less dependent on global state and it becomes generally more testable: