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phpyggdrasilcrawlermysqljs-lessspideralt-websphinxwebsearch-engineopen-sourcedistributedcurlparserfts5privacy-orientedsphinxsearchfederativeweb-archivepdo
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401 lines
14 KiB
401 lines
14 KiB
<?php |
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// Load system dependencies |
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require_once(__DIR__ . '/../config/app.php'); |
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require_once(__DIR__ . '/../library/curl.php'); |
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require_once(__DIR__ . '/../library/robots.php'); |
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require_once(__DIR__ . '/../library/filter.php'); |
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require_once(__DIR__ . '/../library/parser.php'); |
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require_once(__DIR__ . '/../library/mysql.php'); |
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require_once(__DIR__ . '/../library/sphinxql.php'); |
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// Connect Sphinx search server |
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$sphinx = new SphinxQL(SPHINX_HOST, SPHINX_PORT); |
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// Connect database |
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$db = new MySQL(DB_HOST, DB_PORT, DB_NAME, DB_USERNAME, DB_PASSWORD); |
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// Filter request data |
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$t = !empty($_GET['t']) ? Filter::url($_GET['t']) : 'text'; |
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$m = !empty($_GET['m']) ? Filter::url($_GET['m']) : 'default'; |
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$q = !empty($_GET['q']) ? Filter::url($_GET['q']) : ''; |
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$p = !empty($_GET['p']) ? (int) $_GET['p'] : 1; |
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// Search request |
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if (!empty($q)) { |
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$resultsTotal = $sphinx->searchHostPagesTotal(Filter::searchQuery($q, $m), $t); |
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$results = $sphinx->searchHostPages(Filter::searchQuery($q, $m), $t, $p * WEBSITE_PAGINATION_SEARCH_PAGE_RESULTS_LIMIT - WEBSITE_PAGINATION_SEARCH_PAGE_RESULTS_LIMIT, WEBSITE_PAGINATION_SEARCH_PAGE_RESULTS_LIMIT, $resultsTotal); |
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} else { |
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$resultsTotal = 0; |
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$results = []; |
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} |
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// Mime list |
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$hostPagesMime = $sphinx->searchHostPagesMime(Filter::searchQuery($q, $m)); |
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// Define page basics |
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$totalPages = $sphinx->getHostPagesTotal(); |
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$placeholder = Filter::plural($totalPages, [sprintf(_('Over %s page or enter the new one...'), $totalPages), |
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sprintf(_('Over %s pages or enter the new one...'), $totalPages), |
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sprintf(_('Over %s pages or enter the new one...'), $totalPages), |
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]); |
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// Crawl request |
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if (filter_var($q, FILTER_VALIDATE_URL) && preg_match(CRAWL_URL_REGEXP, $q)) { |
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$db->beginTransaction(); |
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try { |
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// Parse host info |
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if ($hostURL = Parser::hostURL($q)) { |
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// Host exists |
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if ($host = $db->getHost(crc32($hostURL->string))) { |
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$hostStatus = $host->status; |
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$hostNsfw = $host->nsfw; |
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$hostPageLimit = $host->crawlPageLimit; |
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$hostMetaOnly = $host->crawlMetaOnly; |
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$hostId = $host->hostId; |
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$hostRobots = $host->robots; |
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$hostRobotsPostfix = $host->robotsPostfix; |
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// Register new host |
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} else { |
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// Disk quota not reached |
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if (CRAWL_STOP_DISK_QUOTA_MB_LEFT < disk_free_space('/') / 1000000) { |
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// Get robots.txt if exists |
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$curl = new Curl($hostURL->string . '/robots.txt', CRAWL_CURLOPT_USERAGENT); |
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if (200 == $curl->getCode() && false !== stripos($curl->getContent(), 'user-agent:')) { |
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$hostRobots = $curl->getContent(); |
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} else { |
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$hostRobots = null; |
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} |
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$hostRobotsPostfix = CRAWL_ROBOTS_POSTFIX_RULES; |
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$hostStatus = CRAWL_HOST_DEFAULT_STATUS ? 1 : 0; |
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$hostNsfw = CRAWL_HOST_DEFAULT_NSFW ? 1 : 0; |
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$hostMetaOnly = CRAWL_HOST_DEFAULT_META_ONLY ? 1 : 0; |
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$hostPageLimit = CRAWL_HOST_DEFAULT_PAGES_LIMIT; |
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$hostId = $db->addHost( $hostURL->scheme, |
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$hostURL->name, |
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$hostURL->port, |
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crc32($hostURL->string), |
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time(), |
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null, |
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$hostPageLimit, |
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(string) $hostMetaOnly, |
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(string) $hostStatus, |
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(string) $hostNsfw, |
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$hostRobots, |
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$hostRobotsPostfix); |
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// Add web root host page to make host visible in the crawl queue |
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$db->addHostPage($hostId, crc32('/'), '/', time()); |
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} |
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} |
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// Parse page URI |
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$hostPageURI = Parser::uri($q); |
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// Init robots parser |
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$robots = new Robots((!$hostRobots ? (string) $hostRobots : (string) CRAWL_ROBOTS_DEFAULT_RULES) . PHP_EOL . (string) $hostRobotsPostfix); |
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// Save page info |
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if ($hostStatus && // host enabled |
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$robots->uriAllowed($hostPageURI->string) && // page allowed by robots.txt rules |
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$hostPageLimit > $db->getTotalHostPages($hostId) && // pages quantity not reached host limit |
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!$db->getHostPage($hostId, crc32($hostPageURI->string))) { // page not exists |
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$db->addHostPage($hostId, crc32($hostPageURI->string), $hostPageURI->string, time()); |
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} |
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} |
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$db->commit(); |
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} catch(Exception $e){ |
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var_dump($e); |
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$db->rollBack(); |
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} |
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} |
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?> |
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<!DOCTYPE html> |
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<html lang="<?php echo _('en-US'); ?>"> |
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<head> |
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<title><?php echo (empty($q) ? _('Empty request - YGGo!') : ($p > 1 ? sprintf(_('%s - #%s - YGGo!'), htmlentities($q), $p) : sprintf(_('%s - YGGo!'), htmlentities($q)))) ?></title> |
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<meta charset="utf-8" /> |
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<meta name="description" content="<?php echo _('Javascript-less Open Source Web Search Engine') ?>" /> |
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<meta name="keywords" content="<?php echo _('web, search, engine, crawler, php, pdo, mysql, sphinx, yggdrasil, js-less, open source') ?>" /> |
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<style> |
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* { |
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border: 0; |
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margin: 0; |
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padding: 0; |
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font-family: Sans-serif; |
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} |
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body { |
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background-color: #2e3436; |
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} |
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header { |
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background-color: #34393b; |
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position: fixed; |
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top: 0; |
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left: 0; |
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right: 0; |
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} |
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main { |
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margin-top: 110px; |
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margin-bottom: 76px; |
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padding: 0 20px; |
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} |
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h1 { |
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position: fixed; |
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top: 8px; |
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left: 24px; |
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} |
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h1 > a, |
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h1 > a:visited, |
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h1 > a:active, |
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h1 > a:hover { |
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color: #fff; |
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font-weight: normal; |
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font-size: 24px; |
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margin: 10px 0; |
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text-decoration: none; |
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} |
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h2 { |
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display: block; |
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font-size: 16px; |
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font-weight: normal; |
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margin: 4px 0; |
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color: #fff; |
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} |
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form { |
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display: block; |
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max-width: 678px; |
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margin: 0 auto; |
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text-align: center; |
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} |
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input { |
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width: 100%; |
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margin: 12px 0; |
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padding: 10px 0; |
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border-radius: 32px; |
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background-color: #000; |
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color: #fff; |
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font-size: 16px; |
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text-align: center; |
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} |
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input:hover { |
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background-color: #111 |
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} |
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input:focus { |
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outline: none; |
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background-color: #111 |
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} |
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input:focus::placeholder { |
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color: #090808 |
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} |
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label { |
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font-size: 14px; |
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color: #fff; |
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float: left; |
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margin-left: 16px; |
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margin-bottom: 14px; |
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} |
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label > input { |
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width: auto; |
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margin: 0 4px; |
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} |
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button { |
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padding: 8px 16px; |
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border-radius: 4px; |
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cursor: pointer; |
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background-color: #3394fb; |
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color: #fff; |
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font-size: 14px; |
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position: fixed; |
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top: 15px; |
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right: 24px; |
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} |
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button:hover { |
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background-color: #4b9df4; |
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} |
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a, a:visited, a:active { |
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color: #9ba2ac; |
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display: inline-block; |
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font-size: 12px; |
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margin-top: 8px; |
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} |
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a:hover { |
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color: #54a3f7; |
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} |
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img.icon { |
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float: left; |
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border-radius: 50%; |
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margin-right: 8px; |
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} |
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img.image { |
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max-width: 100%; |
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border-radius: 3px; |
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} |
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div { |
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max-width: 640px; |
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margin: 0 auto; |
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padding: 16px 0; |
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border-top: 1px #000 dashed; |
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font-size: 14px |
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} |
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span { |
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color: #ccc; |
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display: block; |
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margin: 8px 0; |
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} |
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p { |
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margin: 16px 0; |
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text-align: right; |
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font-size: 11px; |
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} |
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p > a, p > a:visited, p > a:active { |
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font-size: 11px; |
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} |
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</style> |
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</head> |
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<body> |
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<header> |
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<form name="search" method="GET" action="<?php echo WEBSITE_DOMAIN; ?>/search.php"> |
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<h1><a href="<?php echo WEBSITE_DOMAIN; ?>"><?php echo _('YGGo!') ?></a></h1> |
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<input type="text" name="q" placeholder="<?php echo $placeholder ?>" value="<?php echo htmlentities($q) ?>" /> |
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<?php foreach ($hostPagesMime as $hostPageMime) { ?> |
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<label title="<?php $searchHostPagesTotalByMime = $sphinx->searchHostPagesTotalByMime(Filter::searchQuery($q, $m), $hostPageMime->mime); |
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echo Filter::plural($searchHostPagesTotalByMime, [sprintf(_('%s result'), $searchHostPagesTotalByMime), |
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sprintf(_('%s results'), $searchHostPagesTotalByMime), |
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sprintf(_('%s results'), $searchHostPagesTotalByMime)]) ?>"> |
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<input type="radio" name="t" value="<?php echo $hostPageMime->mime ?>" <?php echo ($t == $hostPageMime->mime ? 'checked="checked"' : false) ?>/> <?php echo $hostPageMime->mime ?> |
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</label> |
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<?php } ?> |
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<button type="submit"><?php echo _('Search'); ?></button> |
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</form> |
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</header> |
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<main> |
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<?php if ($results) { ?> |
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<div> |
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<span><?php echo sprintf(_('Total found: %s'), $resultsTotal) ?></span> |
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<?php if ($queueTotal = $db->getHostPageCrawlQueueTotal(time() - CRAWL_PAGE_SECONDS_OFFSET, time() - CRAWL_PAGE_HOME_SECONDS_OFFSET)) { ?> |
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<span><?php echo sprintf(_('* Please wait for all pages crawl to complete (%s in queue).'), $queueTotal) ?></span> |
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<?php } ?> |
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</div> |
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<?php foreach ($results as $result) { ?> |
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<?php if ($hostPage = $db->getFoundHostPage($result->id)) { ?> |
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<div> |
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<?php if ($hostPageDescription = $db->getLastPageDescription($result->id)) { ?> |
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<?php if (!empty($hostPageDescription->title)) { ?> |
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<h2><?php echo $hostPageDescription->title ?></h2> |
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<?php } ?> |
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<?php if (!empty($hostPageDescription->description)) { ?> |
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<span><?php echo $hostPageDescription->description ?></span> |
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<?php } ?> |
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<?php if (!empty($hostPageDescription->keywords)) { ?> |
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<span><?php echo $hostPageDescription->keywords ?></span> |
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<?php } ?> |
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<?php } ?> |
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<a href="<?php echo $hostPage->scheme . '://' . $hostPage->name . ($hostPage->port ? ':' . $hostPage->port : false) . $hostPage->uri ?>"> |
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<img src="<?php echo WEBSITE_DOMAIN; ?>/file.php?type=identicon&query=<?php echo urlencode($hostPage->name) ?>" alt="identicon" width="16" height="16" class="icon" /> |
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<?php echo htmlentities(urldecode($hostPage->scheme . '://' . $hostPage->name . ($hostPage->port ? ':' . $hostPage->port : false)) . (mb_strlen(urldecode($hostPage->uri)) > 32 ? '...' . mb_substr(urldecode($hostPage->uri), -32) : urldecode($hostPage->uri))) ?> |
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</a> |
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<a href="<?php echo WEBSITE_DOMAIN; ?>/explore.php?hp=<?php echo $result->id ?>"> |
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<?php echo _('explore'); ?> |
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</a> |
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<?php if ($result->mime != 'text' && $totalHostPageIdSources = $db->getTotalHostPageIdSourcesByHostPageIdTarget($result->id)) { ?> |
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<p> |
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<?php echo Filter::plural($totalHostPageIdSources, [sprintf(_('%s referrer'), $totalHostPageIdSources), |
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sprintf(_('%s referrers'), $totalHostPageIdSources), |
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sprintf(_('%s referrers'), $totalHostPageIdSources), |
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]) ?> |
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</p> |
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<?php $i = 1 ?> |
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<?php foreach ($db->getHostPageIdSourcesByHostPageIdTarget($result->id, 5) as $hostPageIdSource) { ?> |
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<?php if ($hostPage = $db->getFoundHostPage($hostPageIdSource->hostPageIdSource)) { ?> |
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<?php $i++ ?> |
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<p> |
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<a href="<?php echo $hostPage->scheme . '://' . $hostPage->name . ($hostPage->port ? ':' . $hostPage->port : false) . $hostPage->uri ?>"> |
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<img src="<?php echo WEBSITE_DOMAIN; ?>/file.php?type=identicon&query=<?php echo urlencode($hostPage->name) ?>" alt="identicon" width="16" height="16" class="icon" /> |
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<?php echo htmlentities(urldecode($hostPage->scheme . '://' . $hostPage->name . ($hostPage->port ? ':' . $hostPage->port : false)) . (mb_strlen(urldecode($hostPage->uri)) > 32 ? '...' . mb_substr(urldecode($hostPage->uri), -32) : urldecode($hostPage->uri))) ?> |
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</a> |
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<!-- |
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<a href="<?php echo WEBSITE_DOMAIN; ?>/explore.php?hp=<?php echo $hostPage->hostPageId ?>"> |
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<?php echo _('explore'); ?> |
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</a> |
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--> |
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</p> |
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<?php } ?> |
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<?php } ?> |
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<?php if ($i < $totalHostPageIdSources) { ?> |
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<p> |
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<a href="<?php echo WEBSITE_DOMAIN; ?>/explore.php?hp=<?php echo $result->id ?>#referrers"> |
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<?php echo _('view all'); ?> |
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</a> |
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</p> |
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<?php } ?> |
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<?php } ?> |
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</div> |
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<?php } ?> |
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<?php } ?> |
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<?php if ($p * WEBSITE_PAGINATION_SEARCH_PAGE_RESULTS_LIMIT <= $resultsTotal) { ?> |
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<div> |
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<a href="<?php echo WEBSITE_DOMAIN; ?>/search.php?q=<?php echo urlencode(htmlentities($q)) ?>&t=<?php echo $t ?>&m=<?php echo $m ?>&p=<?php echo $p + 1 ?>"><?php echo _('Next page') ?></a> |
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</div> |
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<?php } ?> |
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<?php } else { ?> |
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<div style="text-align:center"> |
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<span><?php echo sprintf(_('Total found: %s'), $resultsTotal) ?></span> |
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<?php if ($q && $queueTotal = $db->getHostPageCrawlQueueTotal(time() - CRAWL_PAGE_SECONDS_OFFSET, time() - CRAWL_PAGE_HOME_SECONDS_OFFSET)) { ?> |
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<span><?php echo sprintf(_('* Please wait for all pages crawl to complete (%s in queue).'), $queueTotal) ?></span> |
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<?php } ?> |
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</div> |
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<?php } ?> |
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</main> |
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</body> |
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</html>
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