3 * @copyright Copyright (C) 2020, Friendica
5 * @license GNU APGL version 3 or any later version
7 * This program is free software: you can redistribute it and/or modify
8 * it under the terms of the GNU Affero General Public License as
9 * published by the Free Software Foundation, either version 3 of the
10 * License, or (at your option) any later version.
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU Affero General Public License for more details.
17 * You should have received a copy of the GNU Affero General Public License
18 * along with this program. If not, see <https://www.gnu.org/licenses/>.
22 namespace Friendica\Network;
25 * Interface for calling HTTP requests and returning their responses
27 interface IHTTPRequest
30 * Fetches the content of an URL
32 * If binary flag is true, return binary results.
33 * Set the cookiejar argument to a string (e.g. "/tmp/friendica-cookies.txt")
34 * to preserve cookies from one request to the next.
36 * @param string $url URL to fetch
37 * @param bool $binary default false
38 * TRUE if asked to return binary results (file download)
39 * @param int $timeout Timeout in seconds, default system config value or 60 seconds
40 * @param string $accept_content supply Accept: header with 'accept_content' as the value
41 * @param string $cookiejar Path to cookie jar file
43 * @return string The fetched content
45 public function fetch(string $url, bool $binary = false, int $timeout = 0, string $accept_content = '', string $cookiejar = '');
48 * Fetches the whole response of an URL.
50 * Inner workings and parameters are the same as @ref fetchUrl but returns an array with
51 * all the information collected during the fetch.
53 * @param string $url URL to fetch
54 * @param bool $binary default false
55 * TRUE if asked to return binary results (file download)
56 * @param int $timeout Timeout in seconds, default system config value or 60 seconds
57 * @param string $accept_content supply Accept: header with 'accept_content' as the value
58 * @param string $cookiejar Path to cookie jar file
60 * @return CurlResult With all relevant information, 'body' contains the actual fetched content.
62 public function fetchFull(string $url, bool $binary = false, int $timeout = 0, string $accept_content = '', string $cookiejar = '');
65 * Send a GET to an URL.
67 * @param string $url URL to fetch
68 * @param bool $binary default false
69 * TRUE if asked to return binary results (file download)
70 * @param array $opts (optional parameters) assoziative array with:
71 * 'accept_content' => supply Accept: header with 'accept_content' as the value
72 * 'timeout' => int Timeout in seconds, default system config value or 60 seconds
73 * 'http_auth' => username:password
74 * 'novalidate' => do not validate SSL certs, default is to validate using our CA list
75 * 'nobody' => only return the header
76 * 'cookiejar' => path to cookie jar file
77 * 'header' => header array
81 public function get(string $url, bool $binary = false, array $opts = []);
84 * Send POST request to an URL
86 * @param string $url URL to post
87 * @param mixed $params array of POST variables
88 * @param array $headers HTTP headers
89 * @param int $timeout The timeout in seconds, default system config value or 60 seconds
91 * @return CurlResult The content
93 public function post(string $url, $params, array $headers = [], int $timeout = 0);
96 * Returns the original URL of the provided URL
98 * This function strips tracking query params and follows redirections, either
99 * through HTTP code or meta refresh tags. Stops after 10 redirections.
101 * @param string $url A user-submitted URL
102 * @param int $depth The current redirection recursion level (internal)
103 * @param bool $fetchbody Wether to fetch the body or not after the HEAD requests
105 * @return string A canonical URL
106 * @throws \Friendica\Network\HTTPException\InternalServerErrorException
107 * @see ParseUrl::getSiteinfo
109 * @todo Remove the $fetchbody parameter that generates an extraneous HEAD request
111 public function finalUrl(string $url, int $depth = 1, bool $fetchbody = false);
114 * Returns the current UserAgent as a String
116 * @return string the UserAgent as a String
118 public function getUserAgent();