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- <?php
- /*
- TODO :
- - factorize the annotation system
- - factorize to adapter : Format, Bridge, Cache (actually code is almost the same)
- - implement annotation cache for entrance page
- - Cache : I think logic must be change as least to avoid to reconvert object from json in FileCache case.
- - add namespace to avoid futur problem ?
- - see FIXME mentions in the code
- - implement header('X-Cached-Version: '.date(DATE_ATOM, filemtime($cachefile)));
- */
- //define('PROXY_URL', 'tcp://192.168.0.0:28');
- date_default_timezone_set('UTC');
- error_reporting(0);
- /*
- Create a file named 'DEBUG' for enabling debug mode.
- For further security, you may put whitelisted IP addresses
- in the 'DEBUG' file, one IP per line. Empty file allows anyone (!).
- Debugging allows displaying PHP error messages and bypasses the cache: this can allow a malicious
- client to retrieve data about your server and hammer a provider throught your rss-bridge instance.
- */
- if (file_exists('DEBUG')) {
- $debug_enabled = true;
- $debug_whitelist = trim(file_get_contents('DEBUG'));
- if (strlen($debug_whitelist) > 0) {
- $debug_enabled = false;
- foreach (explode("\n", $debug_whitelist) as $allowed_ip) {
- if (trim($allowed_ip) === $_SERVER['REMOTE_ADDR']) {
- $debug_enabled = true;
- break;
- }
- }
- }
- if ($debug_enabled) {
- ini_set('display_errors', '1');
- error_reporting(E_ALL);
- define('DEBUG', 'true');
- }
- }
- require_once __DIR__ . '/lib/RssBridge.php';
- // extensions check
- if (!extension_loaded('openssl'))
- die('"openssl" extension not loaded. Please check "php.ini"');
- // FIXME : beta test UA spoofing, please report any blacklisting by PHP-fopen-unfriendly websites
- ini_set('user_agent', 'Mozilla/5.0 (X11; Linux x86_64; rv:30.0) Gecko/20121202 Firefox/30.0 (rss-bridge/0.1; +https://github.com/sebsauvage/rss-bridge)');
- // default whitelist
- $whitelist_file = './whitelist.txt';
- $whitelist_default = array(
- "BandcampBridge",
- "CryptomeBridge",
- "DansTonChatBridge",
- "DuckDuckGoBridge",
- "FacebookBridge",
- "FlickrExploreBridge",
- "GooglePlusPostBridge",
- "GoogleSearchBridge",
- "IdenticaBridge",
- "InstagramBridge",
- "OpenClassroomsBridge",
- "PinterestBridge",
- "ScmbBridge",
- "TwitterBridge",
- "WikipediaENBridge",
- "WikipediaEOBridge",
- "WikipediaFRBridge",
- "YoutubeBridge");
- if (!file_exists($whitelist_file)) {
- $whitelist_selection = $whitelist_default;
- $whitelist_write = implode("\n", $whitelist_default);
- file_put_contents($whitelist_file, $whitelist_write);
- }
- else {
- $whitelist_selection = explode("\n", file_get_contents($whitelist_file));
- }
- Cache::purge();
- try{
- Bridge::setDir(__DIR__ . '/bridges/');
- Format::setDir(__DIR__ . '/formats/');
- Cache::setDir(__DIR__ . '/caches/');
- if( isset($_REQUEST) && isset($_REQUEST['action']) ){
- switch($_REQUEST['action']){
- case 'display':
- if( isset($_REQUEST['bridge']) ){
- unset($_REQUEST['action']);
- $bridge = $_REQUEST['bridge'];
- unset($_REQUEST['bridge']);
- $format = $_REQUEST['format'];
- unset($_REQUEST['format']);
- // whitelist control
- if(!Bridge::isWhitelisted($whitelist_selection, $bridge)) {
- throw new \HttpException('This bridge is not whitelisted', 401);
- die;
- }
- $cache = Cache::create('FileCache');
- // Data retrieval
- $bridge = Bridge::create($bridge);
- if(defined("DEBUG")) {
- } else {
- $bridge->setCache($cache); // just add disable cache to your query to disable caching
- }
- $bridge->setDatas($_REQUEST);
- $bridge->loadMetadatas();
- // Data transformation
- try {
- $format = Format::create($format);
- $format
- ->setDatas($bridge->getDatas())
- ->setExtraInfos(array(
- 'name' => $bridge->getName(),
- 'uri' => $bridge->getURI(),
- ))
- ->display();
- } catch(Exception $e) {
- echo "The brige has crashed. You should report this to the bridges maintainer";
- }
- die;
- }
- break;
- }
- }
- }
- catch(HttpException $e){
- header('HTTP/1.1 ' . $e->getCode() . ' ' . Http::getMessageForCode($e->getCode()));
- header('Content-Type: text/plain');
- die($e->getMessage());
- }
- catch(\Exception $e){
- die($e->getMessage());
- }
- $formats = Format::searchInformation();
- ?>
- <!DOCTYPE html>
- <html lang="en">
- <head>
- <meta charset="utf-8">
- <meta name="viewport" content="width=device-width, initial-scale=1.0" />
- <meta name="description" content="Rss-bridge" />
- <title>RSS-Bridge</title>
- <link href="css/style.css" rel="stylesheet">
- </head>
- <body>
- <header>
- <h1>RSS-Bridge</h1>
- <h2>·Reconnecting the Web·</h2>
- </header>
- <?php
- $activeFoundBridgeCount = 0;
- $showInactive = isset($_REQUEST['show_inactive']) && $_REQUEST['show_inactive'] == 1;
- $inactiveBridges = '';
- $bridgeList = Bridge::listBridges();
- foreach($bridgeList as $bridgeName)
- {
- if(Bridge::isWhitelisted($whitelist_selection, $bridgeName))
- {
- echo HTMLUtils::displayBridgeCard($bridgeName, $formats);
- $activeFoundBridgeCount++;
- }
- elseif ($showInactive)
- {
- // inactive bridges
- $inactiveBridges .= HTMLUtils::displayBridgeCard($bridgeName, $formats, false) . PHP_EOL;
- }
- }
- echo '<hr />' . $inactiveBridges;
- ?>
- <footer>
- <?= $activeFoundBridgeCount; ?>/<?= count($bridgeList) ?> active bridges (<a href="?show_inactive=1">Show inactive</a>)<br />
- <a href="https://github.com/sebsauvage/rss-bridge">RSS-Bridge alpha 0.2 ~ Public Domain</a>
- </footer>
- </body>
- </html>
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