*/
namespace Friendica\Util;
+use DOMDocument;
+use DomXPath;
+use Friendica\Core\Config;
use Friendica\Core\Hook;
use Friendica\Core\Logger;
use Friendica\Core\System;
-use Friendica\Core\Config;
+use Friendica\DI;
use Friendica\Network\CurlResult;
-use DOMDocument;
-use DomXPath;
class Network
{
*
* @brief Curl wrapper
* @param string $url URL to fetch
- * @param boolean $binary default false
+ * @param bool $binary default false
* TRUE if asked to return binary results (file download)
- * @param integer $redirects The recursion counter for internal use - default 0
- * @param integer $timeout Timeout in seconds, default system config value or 60 seconds
+ * @param int $timeout Timeout in seconds, default system config value or 60 seconds
* @param string $accept_content supply Accept: header with 'accept_content' as the value
* @param string $cookiejar Path to cookie jar file
+ * @param int $redirects The recursion counter for internal use - default 0
*
* @return string The fetched content
* @throws \Friendica\Network\HTTPException\InternalServerErrorException
*/
- public static function fetchUrl($url, $binary = false, &$redirects = 0, $timeout = 0, $accept_content = null, $cookiejar = '')
+ public static function fetchUrl(string $url, bool $binary = false, int $timeout = 0, string $accept_content = '', string $cookiejar = '', int &$redirects = 0)
{
- $ret = self::fetchUrlFull($url, $binary, $redirects, $timeout, $accept_content, $cookiejar);
+ $ret = self::fetchUrlFull($url, $binary, $timeout, $accept_content, $cookiejar, $redirects);
return $ret->getBody();
}
*
* @brief Curl wrapper with array of return values.
* @param string $url URL to fetch
- * @param boolean $binary default false
+ * @param bool $binary default false
* TRUE if asked to return binary results (file download)
- * @param integer $redirects The recursion counter for internal use - default 0
- * @param integer $timeout Timeout in seconds, default system config value or 60 seconds
+ * @param int $timeout Timeout in seconds, default system config value or 60 seconds
* @param string $accept_content supply Accept: header with 'accept_content' as the value
* @param string $cookiejar Path to cookie jar file
+ * @param int $redirects The recursion counter for internal use - default 0
*
* @return CurlResult With all relevant information, 'body' contains the actual fetched content.
* @throws \Friendica\Network\HTTPException\InternalServerErrorException
*/
- public static function fetchUrlFull($url, $binary = false, &$redirects = 0, $timeout = 0, $accept_content = null, $cookiejar = '')
+ public static function fetchUrlFull(string $url, bool $binary = false, int $timeout = 0, string $accept_content = '', string $cookiejar = '', int &$redirects = 0)
{
return self::curl(
$url,
$binary,
- $redirects,
- ['timeout'=>$timeout,
- 'accept_content'=>$accept_content,
- 'cookiejar'=>$cookiejar
- ]
+ [
+ 'timeout' => $timeout,
+ 'accept_content' => $accept_content,
+ 'cookiejar' => $cookiejar
+ ],
+ $redirects
);
}
* @brief fetches an URL.
*
* @param string $url URL to fetch
- * @param boolean $binary default false
+ * @param bool $binary default false
* TRUE if asked to return binary results (file download)
- * @param int $redirects The recursion counter for internal use - default 0
* @param array $opts (optional parameters) assoziative array with:
* 'accept_content' => supply Accept: header with 'accept_content' as the value
* 'timeout' => int Timeout in seconds, default system config value or 60 seconds
* 'nobody' => only return the header
* 'cookiejar' => path to cookie jar file
* 'header' => header array
+ * @param int $redirects The recursion counter for internal use - default 0
*
* @return CurlResult
* @throws \Friendica\Network\HTTPException\InternalServerErrorException
*/
- public static function curl($url, $binary = false, &$redirects = 0, $opts = [])
+ public static function curl(string $url, bool $binary = false, array $opts = [], int &$redirects = 0)
{
- $ret = ['return_code' => 0, 'success' => false, 'header' => '', 'info' => '', 'body' => ''];
-
$stamp1 = microtime(true);
$a = \get_app();
return CurlResult::createErrorCurl(substr($url, 0, 200));
}
+ $parts2 = [];
$parts = parse_url($url);
- $path_parts = explode('/', defaults($parts, 'path', ''));
+ $path_parts = explode('/', $parts['path'] ?? '');
foreach ($path_parts as $part) {
if (strlen($part) <> mb_strlen($part)) {
$parts2[] = rawurlencode($part);
$redirects++;
Logger::log('curl: redirect ' . $url . ' to ' . $curlResponse->getRedirectUrl());
@curl_close($ch);
- return self::curl($curlResponse->getRedirectUrl(), $binary, $redirects, $opts);
+ return self::curl($curlResponse->getRedirectUrl(), $binary, $opts, $redirects);
}
@curl_close($ch);
- $a->saveTimestamp($stamp1, 'network');
+ DI::profiler()->saveTimestamp($stamp1, 'network', System::callstack());
return $curlResponse;
}
*
* @param string $url URL to post
* @param mixed $params array of POST variables
- * @param string $headers HTTP headers
- * @param integer $redirects Recursion counter for internal use - default = 0
- * @param integer $timeout The timeout in seconds, default system config value or 60 seconds
+ * @param array $headers HTTP headers
+ * @param int $redirects Recursion counter for internal use - default = 0
+ * @param int $timeout The timeout in seconds, default system config value or 60 seconds
*
* @return CurlResult The content
* @throws \Friendica\Network\HTTPException\InternalServerErrorException
*/
- public static function post($url, $params, $headers = null, &$redirects = 0, $timeout = 0)
+ public static function post(string $url, $params, array $headers = [], int $timeout = 0, int &$redirects = 0)
{
$stamp1 = microtime(true);
curl_setopt($ch, CURLOPT_TIMEOUT, intval($curl_time));
}
- if (defined('LIGHTTPD')) {
- if (!is_array($headers)) {
- $headers = ['Expect:'];
- } else {
- if (!in_array('Expect:', $headers)) {
- array_push($headers, 'Expect:');
- }
- }
- }
-
- if ($headers) {
+ if (!empty($headers)) {
curl_setopt($ch, CURLOPT_HTTPHEADER, $headers);
}
$s = @curl_exec($ch);
- $base = $s;
$curl_info = curl_getinfo($ch);
$curlResponse = new CurlResult($url, $s, $curl_info, curl_errno($ch), curl_error($ch));
curl_close($ch);
- $a->saveTimestamp($stamp1, 'network');
+ DI::profiler()->saveTimestamp($stamp1, 'network', System::callstack());
+
+ // Very old versions of Lighttpd don't like the "Expect" header, so we remove it when needed
+ if ($curlResponse->getReturnCode() == 417) {
+ $redirects++;
+
+ if (empty($headers)) {
+ $headers = ['Expect:'];
+ } else {
+ if (!in_array('Expect:', $headers)) {
+ array_push($headers, 'Expect:');
+ }
+ }
+ Logger::info('Server responds with 417, applying workaround', ['url' => $url]);
+ return self::post($url, $params, $headers, $redirects, $timeout);
+ }
Logger::log('post_url: end ' . $url, Logger::DATA);
return $curlResponse;
}
+ /**
+ * Return raw post data from a post request
+ *
+ * @return string post data
+ */
+ public static function postdata()
+ {
+ return file_get_contents('php://input');
+ }
+
/**
* @brief Check URL to see if it's real
*
* @return string|boolean The actual working URL, false else
* @throws \Friendica\Network\HTTPException\InternalServerErrorException
*/
- public static function isUrlValid($url)
+ public static function isUrlValid(string $url)
{
if (Config::get('system', 'disable_url_validation')) {
return $url;
/// @TODO Really suppress function outcomes? Why not find them + debug them?
$h = @parse_url($url);
- if (!empty($h['host']) && (@dns_get_record($h['host'], DNS_A + DNS_CNAME) || filter_var($h['host'], FILTER_VALIDATE_IP) )) {
+ if (!empty($h['host']) && (@dns_get_record($h['host'], DNS_A + DNS_CNAME) || filter_var($h['host'], FILTER_VALIDATE_IP))) {
return $url;
}
*
* @param string $addr The email address
* @return boolean True if it's a valid email address, false if it's not
- * @throws \Friendica\Network\HTTPException\InternalServerErrorException
*/
- public static function isEmailDomainValid($addr)
+ public static function isEmailDomainValid(string $addr)
{
if (Config::get('system', 'disable_email_validation')) {
return true;
$h = substr($addr, strpos($addr, '@') + 1);
// Concerning the @ see here: https://stackoverflow.com/questions/36280957/dns-get-record-a-temporary-server-error-occurred
- if ($h && (@dns_get_record($h, DNS_A + DNS_MX) || filter_var($h, FILTER_VALIDATE_IP) )) {
+ if ($h && (@dns_get_record($h, DNS_A + DNS_MX) || filter_var($h, FILTER_VALIDATE_IP))) {
return true;
}
if ($h && @dns_get_record($h, DNS_CNAME + DNS_MX)) {
*
* @param string $url URL which get tested
* @return boolean True if url is allowed otherwise return false
- * @throws \Friendica\Network\HTTPException\InternalServerErrorException
*/
- public static function isUrlAllowed($url)
+ public static function isUrlAllowed(string $url)
{
$h = @parse_url($url);
* @param string $url The url to check the domain from
*
* @return boolean
- * @throws \Friendica\Network\HTTPException\InternalServerErrorException
*/
- public static function isUrlBlocked($url)
+ public static function isUrlBlocked(string $url)
{
$host = @parse_url($url, PHP_URL_HOST);
if (!$host) {
}
foreach ($domain_blocklist as $domain_block) {
- if (strcasecmp($domain_block['domain'], $host) === 0) {
+ if (fnmatch(strtolower($domain_block['domain']), strtolower($host))) {
return true;
}
}
* or if allowed list is not configured
* @throws \Friendica\Network\HTTPException\InternalServerErrorException
*/
- public static function isEmailDomainAllowed($email)
+ public static function isEmailDomainAllowed(string $email)
{
$domain = strtolower(substr($email, strpos($email, '@') + 1));
if (!$domain) {
* @param array $domain_list
* @return boolean
*/
- public static function isDomainAllowed($domain, array $domain_list)
+ public static function isDomainAllowed(string $domain, array $domain_list)
{
$found = false;
return $found;
}
- public static function lookupAvatarByEmail($email)
+ public static function lookupAvatarByEmail(string $email)
{
$avatar['size'] = 300;
$avatar['email'] = $email;
* @param string $url Any user-submitted URL that may contain tracking params
* @return string The same URL stripped of tracking parameters
*/
- public static function stripTrackingQueryParams($url)
+ public static function stripTrackingQueryParams(string $url)
{
$urldata = parse_url($url);
if (!empty($urldata["query"])) {
* @return string A canonical URL
* @throws \Friendica\Network\HTTPException\InternalServerErrorException
*/
- public static function finalUrl($url, $depth = 1, $fetchbody = false)
+ public static function finalUrl(string $url, int $depth = 1, bool $fetchbody = false)
{
$a = \get_app();
$http_code = $curl_info['http_code'];
curl_close($ch);
- $a->saveTimestamp($stamp1, "network");
+ DI::profiler()->saveTimestamp($stamp1, "network", System::callstack());
if ($http_code == 0) {
return $url;
$body = curl_exec($ch);
curl_close($ch);
- $a->saveTimestamp($stamp1, "network");
+ DI::profiler()->saveTimestamp($stamp1, "network", System::callstack());
if (trim($body) == "") {
return $url;
* @param string $url2
* @return string The matching part
*/
- public static function getUrlMatch($url1, $url2)
+ public static function getUrlMatch(string $url1, string $url2)
{
if (($url1 == "") || ($url2 == "")) {
return "";
$i = 0;
$path = "";
do {
- $path1 = defaults($pathparts1, $i, '');
- $path2 = defaults($pathparts2, $i, '');
+ $path1 = $pathparts1[$i] ?? '';
+ $path2 = $pathparts2[$i] ?? '';
if ($path1 == $path2) {
$path .= $path1."/";
*
* @return string The glued URL
*/
- public static function unparseURL($parsed)
+ public static function unparseURL(array $parsed)
{
$get = function ($key) use ($parsed) {
return isset($parsed[$key]) ? $parsed[$key] : null;
(strlen($query) ? "?".$query : '') .
(strlen($fragment) ? "#".$fragment : '');
}
+
+
+ /**
+ * Switch the scheme of an url between http and https
+ *
+ * @param string $url URL
+ *
+ * @return string switched URL
+ */
+ public static function switchScheme(string $url)
+ {
+ $scheme = parse_url($url, PHP_URL_SCHEME);
+ if (empty($scheme)) {
+ return $url;
+ }
+
+ if ($scheme === 'http') {
+ $url = str_replace('http://', 'https://', $url);
+ } elseif ($scheme === 'https') {
+ $url = str_replace('https://', 'http://', $url);
+ }
+
+ return $url;
+ }
}