Arsse/lib/REST/Request.php

74 lines
No EOL
2.8 KiB
PHP

<?php
declare(strict_types=1);
namespace JKingWeb\Arsse\REST;
class Request {
public $method = "GET";
public $url = "";
public $path ="";
public $paths = [];
public $query = "";
public $type ="";
public $body = "";
function __construct(string $method = null, string $url = null, string $body = null, string $contentType = null) {
if(is_null($method)) $method = $_SERVER['REQUEST_METHOD'];
if(is_null($url)) $url = $_SERVER['REQUEST_URI'];
if(is_null($body)) $body = file_get_contents("php://input");
if(is_null($contentType)) {
if(isset($_SERVER['HTTP_CONTENT_TYPE'])) {
$contentType = $_SERVER['HTTP_CONTENT_TYPE'];
} else {
$contentType = "";
}
}
$this->method = strtoupper($method);
$this->url = $url;
$this->body = $body;
$this->type = $contentType;
$this->refreshURL();
}
public function refreshURL() {
$url = $this->parseURL($this->url);
$this->path = $url['path'];
$this->paths = $url['paths'];
$this->query = $url['query'];
}
protected function parseURL(string $url): array {
// split the query string from the path
$parts = explode("?", $url);
$out = ['path' => $parts[0], 'paths' => [''], 'query' => []];
// if there is a query string, parse it
if(isset($parts[1])) {
// split along & to get key-value pairs
$query = explode("&", $parts[1]);
for($a = 0; $a < sizeof($query); $a++) {
// split each pair, into no more than two parts
$data = explode("=", $query[$a], 2);
// decode the key
$key = rawurldecode($data[0]);
// decode the value if there is one
$value = "";
if(isset($data[1])) {
$value = rawurldecode($data[1]);
}
// add the pair to the query output, overwriting earlier values for the same key, is present
$out['query'][$key] = $value;
}
}
// also include the path as a set of decoded elements
// if the path is an empty string or just / nothing needs be done
if(!in_array($out['path'],["/",""])) {
$paths = explode("/", $out['path']);
// remove the first and last empty elements, if present (they are artefacts of the splitting; others should remain)
if(!strlen($paths[0])) array_shift($paths);
if(!strlen($paths[sizeof($paths)-1])) array_pop($paths);
// %-decode each path element
$paths = array_map(function($v){return rawurldecode($v);}, $paths);
$out['paths'] = $paths;
}
return $out;
}
}