mirror of
https://github.com/FreshRSS/FreshRSS.git
synced 2026-10-13 20:12:31 -04:00
Alexandre Alapetite
256c8613a4
https://github.com/FreshRSS/FreshRSS/issues/312 Requires setting base_url in config.php. Currently using the filesystem (no change to the database)
117 lines
3.8 KiB
PHP
117 lines
3.8 KiB
PHP
<?php
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require('../../constants.php');
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require(LIB_PATH . '/lib_rss.php'); //Includes class autoloader
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define('MAX_PAYLOAD', 3145728);
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header('Content-Type: text/plain; charset=UTF-8');
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function logMe($text) {
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file_put_contents(USERS_PATH . '/_/log_pshb.txt', date('c') . "\t" . $text . "\n", FILE_APPEND);
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}
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$ORIGINAL_INPUT = file_get_contents('php://input', false, null, -1, MAX_PAYLOAD);
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logMe(print_r(array('_GET' => $_GET, '_POST' => $_POST, 'INPUT' => $ORIGINAL_INPUT), true));
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$secret = isset($_GET['s']) ? substr($_GET['s'], 0, 128) : '';
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if (!ctype_xdigit($secret)) {
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header('HTTP/1.1 422 Unprocessable Entity');
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die('Invalid feed secret format!');
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}
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chdir(PSHB_PATH);
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$canonical64 = @file_get_contents('secrets/' . $secret . '.txt');
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if ($canonical64 === false) {
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header('HTTP/1.1 404 Not Found');
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logMe('Feed secret not found!: ' . $secret);
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die('Feed secret not found!');
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}
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$canonical64 = trim($canonical64);
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if (!preg_match('/^[A-Za-z0-9_-]+$/D', $canonical64)) {
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header('HTTP/1.1 500 Internal Server Error');
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logMe('Invalid secret reference!: ' . $canonical64);
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die('Invalid secret reference!');
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}
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$secret2 = @file_get_contents('feeds/' . $canonical64 . '/secret.txt');
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if ($secret2 === false) {
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header('HTTP/1.1 404 Not Found');
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//@unlink('secrets/' . $secret . '.txt');
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logMe('Feed reverse secret not found!: ' . $canonical64);
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die('Feed reverse secret not found!');
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}
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if ($secret !== $secret2) {
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header('HTTP/1.1 500 Internal Server Error');
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logMe('Invalid secret cross-check!: ' . $secret);
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die('Invalid secret cross-check!');
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}
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chdir('feeds/' . $canonical64);
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$users = glob('*/*.txt', GLOB_NOSORT);
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if (empty($users)) {
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header('HTTP/1.1 410 Gone');
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logMe('Nobody is subscribed to this feed anymore!: ' . $canonical64);
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die('Nobody is subscribed to this feed anymore!');
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}
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if (!empty($_REQUEST['hub_mode']) && $_REQUEST['hub_mode'] === 'subscribe') {
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//TODO: hub_lease_seconds
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exit(isset($_REQUEST['hub_challenge']) ? $_REQUEST['hub_challenge'] : '');
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}
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Minz_Configuration::register('system', DATA_PATH . '/config.php', DATA_PATH . '/config.default.php');
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$system_conf = Minz_Configuration::get('system');
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$system_conf->auth_type = 'none'; // avoid necessity to be logged in (not saved!)
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Minz_Translate::init('en');
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Minz_Request::_param('ajax', true);
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$feedController = new FreshRSS_feed_Controller();
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$simplePie = customSimplePie();
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$simplePie->set_raw_data($ORIGINAL_INPUT);
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$simplePie->init();
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unset($ORIGINAL_INPUT);
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$links = $simplePie->get_links('self');
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$self = isset($links[0]) ? $links[0] : null;
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if ($self !== base64url_decode($canonical64)) {
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header('HTTP/1.1 422 Unprocessable Entity');
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logMe('Self URL does not match registered canonical URL!: ' . $self);
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die('Self URL does not match registered canonical URL!');
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}
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Minz_Request::_param('url', $self);
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$nb = 0;
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foreach ($users as $userLine) {
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$userLine = strtr($userLine, '\\', '/');
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$userInfos = explode('/', $userLine);
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$feedUrl = isset($userInfos[0]) ? base64url_decode($userInfos[0]) : '';
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$username = isset($userInfos[1]) ? basename($userInfos[1], '.txt') : '';
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if (!file_exists(USERS_PATH . '/' . $username . '/config.php')) {
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break;
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}
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try {
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Minz_Session::_param('currentUser', $username);
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Minz_Configuration::register('user',
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join_path(USERS_PATH, $username, 'config.php'),
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join_path(USERS_PATH, '_', 'config.default.php'));
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FreshRSS_Context::init();
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if ($feedController->actualizeAction($simplePie) > 0) {
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$nb++;
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}
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} catch (Exception $e) {
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logMe($e->getMessage());
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}
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}
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$simplePie->__destruct();
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unset($simplePie);
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if ($nb === 0) {
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header('HTTP/1.1 410 Gone');
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logMe('Nobody is subscribed to this feed anymore after all!: ' . $self);
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die('Nobody is subscribed to this feed anymore after all!');
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}
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logMe($self . ' done: ' . $nb);
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exit('Done: ' . $nb . "\n");
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