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<?php
/**
* Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
* SPDX-License-Identifier: Apache-2.0.
*/
namespace AWS\CRT\HTTP;
use AWS\CRT\NativeResource;
use AWS\CRT\Internal\Encoding;
abstract class Message extends NativeResource {
private $method;
private $path;
private $query;
private $headers;
public function __construct($method, $path, $query = [], $headers = []) {
parent::__construct();
$this->method = $method;
$this->path = $path;
$this->query = $query;
$this->headers = new Headers($headers);
$this->acquire(self::$crt->http_message_new_from_blob(self::marshall($this)));
}
public function __destruct() {
self::$crt->http_message_release($this->release());
parent::__destruct();
}
public function toBlob() {
return self::$crt->http_message_to_blob($this->native);
}
protected static function marshall($msg) {
$buf = "";
$buf .= Encoding::encodeString($msg->method);
$buf .= Encoding::encodeString($msg->pathAndQuery());
$buf .= Headers::marshall($msg->headers);
return $buf;
}
protected static function _unmarshall($buf, $class=Message::class) {
$method = Encoding::readString($buf);
$path_and_query = Encoding::readString($buf);
$parts = explode("?", $path_and_query, 2);
$path = isset($parts[0]) ? $parts[0] : "";
$query = isset($parts[1]) ? $parts[1] : "";
$headers = Headers::unmarshall($buf);
// Turn query params back into a dictionary
if (strlen($query)) {
$query = rawurldecode($query);
$query = explode("&", $query);
$query = array_reduce($query, function($params, $pair) {
list($param, $value) = explode("=", $pair, 2);
$params[$param] = $value;
return $params;
}, []);
} else {
$query = [];
}
return new $class($method, $path, $query, $headers->toArray());
}
public function pathAndQuery() {
$path = $this->path;
$queries = [];
foreach ($this->query as $param => $value) {
$queries []= urlencode($param) . "=" . urlencode($value);
}
$query = implode("&", $queries);
if (strlen($query)) {
$path = implode("?", [$path, $query]);
}
return $path;
}
public function method() {
return $this->method;
}
public function path() {
return $this->path;
}
public function query() {
return $this->query;
}
public function headers() {
return $this->headers;
}
}
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