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http-driver: add file size limit and timeout support

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This commit is contained in:
Zankaria 2024-02-12 22:49:56 +01:00
parent 2a228e8ee4
commit 65cebe9bd5
1 changed files with 48 additions and 26 deletions
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74
inc/driver/http-driver.php
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@ -1,32 +1,54 @@
<?php // Honestly this is just a wrapper for cURL. Still useful to mock it and have an OOP API on PHP 7.
class HttpDrivers {
const DEFAULT_USER_AGENT = 'Tinyboard';
const DEFAULT_TIMEOUT = 3;
defined('TINYBOARD') or exit;
public static function get_http_driver() {
return new HttpDriver(self::DEFAULT_TIMEOUT, self::DEFAULT_USER_AGENT);
class HttpDrivers {
private const DEFAULT_USER_AGENT = 'Tinyboard';
public static function get_http_driver(int $timeout, int $max_file_size) {
return new HttpDriver($timeout, self::DEFAULT_USER_AGENT, $max_file_size);
}
}
class HttpDriver {
private $inner;
private $timeout;
private $user_agent;
private mixed $inner;
private int $timeout;
private string $user_agent;
private int $max_file_size;
private function reset() {
private function set(string $url): void {
curl_reset($this->inner);
curl_setopt_array($this->inner, array(
CURLOPT_URL => $url,
CURLOPT_TIMEOUT => $this->timeout,
CURLOPT_USERAGENT => $this->user_agent,
CURLOPT_PROTOCOLS => CURLPROTO_HTTP | CURLPROTO_HTTPS,
));
}
function __construct($timeout, $user_agent) {
private function set_size_limit(): void {
// Adapted from: https://stackoverflow.com/a/17642638
curl_setopt($this->inner, CURLOPT_NOPROGRESS, false);
if (PHP_MAJOR_VERSION >= 8 && PHP_MINOR_VERSION >= 2) {
curl_setopt($this->inner, CURLOPT_XFERINFOFUNCTION, function($res, $next_dl, $dl, $next_up, $up) {
return (int)($dl <= $this->max_file_size);
});
} else {
curl_setopt($this->inner, CURLOPT_PROGRESSFUNCTION, function($res, $next_dl, $dl, $next_up, $up) {
return (int)($dl <= $this->max_file_size);
});
}
}
function __construct($timeout, $user_agent, $max_file_size) {
$this->inner = curl_init();
$this->timeout = $timeout;
$this->user_agent = $user_agent;
$this->max_file_size = $max_file_size;
}
function __destruct() {
@ -37,19 +59,17 @@ class HttpDriver {
* Execute a GET request.
*
* @param string $endpoint Uri endpoint.
* @param array|null $data Optional GET parameters.
* @param ?array $data Optional GET parameters.
* @return string Returns the body of the response.
* @throws Exception Throws on error.
*/
public function send_get($endpoint, $data) {
public function send_get(string $endpoint, ?array $data): string {
if (is_array($data) && !empty($data)) {
$endpoint .= '?' . http_build_query($data);
}
$this->reset();
curl_setopt($this->inner, CURLOPT_URL, $endpoint);
$this->set($endpoint);
curl_setopt($this->inner, CURLOPT_RETURNTRANSFER, true);
curl_setopt($this->inner, CURLOPT_TIMEOUT, $this->timeout);
$ret = curl_exec($this->inner);
if ($ret === false) {
@ -62,19 +82,17 @@ class HttpDriver {
* Execute a POST request.
*
* @param string $endpoint Uri endpoint.
* @param array|null $data Optional POST parameters.
* @param ?array $data Optional POST parameters.
* @return string Returns the body of the response.
* @throws Exception Throws on error.
*/
public function send_post($endpoint, $data) {
$this->reset();
curl_setopt($this->inner, CURLOPT_URL, $endpoint);
public function send_post(string $endpoint, ?array $data): string {
$this->set($endpoint);
curl_setopt($this->inner, CURLOPT_POST, true);
if (is_array($data) && !empty($data)) {
curl_setopt($this->inner, CURLOPT_POSTFIELDS, http_build_query($data));
}
curl_setopt($this->inner, CURLOPT_RETURNTRANSFER, true);
curl_setopt($this->inner, CURLOPT_TIMEOUT, $this->timeout);
$ret = curl_exec($this->inner);
if ($ret === false) {
@ -87,27 +105,31 @@ class HttpDriver {
* Download the url's target with curl.
*
* @param string $url Url to the file to download.
* @param File $fd File descriptor to save the content to.
* @param resource $fd File descriptor to save the content to.
* @param int $timeout Optional request timeout in seconds. Use the default timeout if 0.
* @return void
* @return bool Returns true on success, false if the file was too large.
* @throws Exception Throws on error.
*/
public function send_get_into($endpoint, $fd, $timeout = 0) {
public function send_get_into(string $endpoint, mixed $fd, int $timeout = 0): bool {
if ($timeout == 0) {
$timeout = $this->timeout;
}
$this->reset();
curl_setopt($this->inner, CURLOPT_URL, $endpoint);
$this->set($endpoint);
curl_setopt($this->inner, CURLOPT_FAILONERROR, true);
curl_setopt($this->inner, CURLOPT_FOLLOWLOCATION, false);
curl_setopt($this->inner, CURLOPT_FILE, $fd);
curl_setopt($this->inner, CURLOPT_IPRESOLVE, CURL_IPRESOLVE_V4);
curl_setopt($this->inner, CURLOPT_TIMEOUT, $timeout);
$this->set_size_limit();
$ret = curl_exec($this->inner);
if ($ret === false) {
if (curl_errno($this->inner) === CURLE_ABORTED_BY_CALLBACK) {
return false;
}
throw new Exception(curl_error($this->inner));
}
return true;
}
}