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<?php
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require_once(__DIR__ . '/../config.php');
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require_once(__DIR__ . '/../library/icon.php');
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require_once(__DIR__ . '/../library/sqlite.php');
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$query = isset($_GET['q']) ? preg_replace('/[^\w\s]+/u', '', urldecode($_GET['q'])) : '';
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$ns = '';
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$tx = '';
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$page = 0;
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$rss = false;
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if (isset($_SERVER['REQUEST_URI'])) {
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$q = explode('/', $_SERVER['REQUEST_URI']);
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if (isset($q[1])) {
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if ($q[1] == 'rss') {
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$rss = true;
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} else if (strlen($q[1]) == 34) {
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$ns = preg_replace('/[^a-zA-Z0-9]+/', '', $q[1]);
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} else if (strlen($q[1]) == 64) {
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$tx = preg_replace('/[^a-zA-Z0-9]+/', '', $q[1]);
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} else if (preg_match('/[0-9]+/', $q[1])) {
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$page = (int) $q[1];
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}
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}
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if (isset($q[2])) {
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if ($q[2] == 'rss') {
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$rss = true;
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} else if (strlen($q[2]) == 34) {
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$ns = preg_replace('/[^a-zA-Z0-9]+/', '', $q[2]);
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} else if (preg_match('/[0-9]+/', $q[2])) {
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$page = (int) $q[2];
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}
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}
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}
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if ($query) {
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$rss = isset($_GET['rss']) ? true : false;
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}
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if ($page > 0) {
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$limit = PAGE_LIMIT * $page - PAGE_LIMIT;
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} else {
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$limit = PAGE_LIMIT * $page;
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}
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$db = new SQLite(DB_NAME, DB_USERNAME, DB_PASSWORD);
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if ($ns) {
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$namespaceHash = $ns;
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$namespaceValue = $db->getNamespaceValueByNS($ns);
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} else if ($tx) {
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$namespaceHash = $db->getNamespaceHashByTX($tx);
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$namespaceValue = $db->getNamespaceValueByNS($namespaceHash);
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} else {
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$namespaceHash = false;
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$namespaceValue = false;
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}
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$trends = [];
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if (TRENDS_ENABLED) {
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foreach ($db->getTrends(time() - TRENDS_SECONDS_OFFSET) as $value) {
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foreach ((array) explode(' ', strip_tags(html_entity_decode(nl2br(trim($value['key']))))) as $trend) {
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if (strlen($trend) >= TRENDS_MIN_LENGHT) {
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$trend = strtolower($trend);
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if (isset($trends[$trend])) {
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$trends[$trend]++;
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} else {
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$trends[$trend] = 1;
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}
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}
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}
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foreach ((array) explode(' ', strip_tags(html_entity_decode(nl2br(trim($value['value']))))) as $trend) {
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if (strlen($trend) >= TRENDS_MIN_LENGHT) {
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$trend = strtolower($trend);
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if (isset($trends[$trend])) {
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$trends[$trend]++;
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} else {
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$trends[$trend] = 1;
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}
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}
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}
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}
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arsort($trends);
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$trends = array_slice($trends, 0, TRENDS_LIMIT);
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$trends = array_flip($trends);
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}
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$data = [];
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foreach ($db->getData($ns, $tx, $query, $limit, PAGE_LIMIT) as $value) {
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$data[] = [
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'namehash' => $value['namehash'],
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'block' => $value['block'],
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'txid' => $value['txid'],
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'time' => date(($rss ? 'r' : 'd-m-Y H:i'), $value['time']),
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'key' => $rss ? htmlentities(strip_tags(trim($value['key'])), ENT_XML1) : nl2br(trim($value['key'])),
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'value' => $rss ? htmlentities(strip_tags(trim($value['value'])), ENT_XML1): nl2br(trim($value['value'])),
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];
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}
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$older = false;
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$newer = false;
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if (!in_array($page, [0, 1])) {
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if ($page == 2) {
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$newer = ($ns ? $ns : '');
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} else {
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$newer = ($ns ? $ns . '/' . ($page - 1) : ($page - 1));
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}
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if ($query) {
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$newer = $newer . '?q=' . $query;
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}
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}
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if ($data) {
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if (in_array($page, [0, 1])) {
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$older = ($ns ? $ns . '/2' : '2');
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} else {
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$older = ($ns ? $ns . '/' . ($page + 1) : ($page + 1));
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}
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if ($query) {
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$older = $older . '?q=' . $query;
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}
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}
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if ($ns) {
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if ($page) {
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$hrefThisPage = $ns . '/' . $page;
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} else {
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$hrefThisPage = $ns;
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}
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} else {
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if ($page) {
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$hrefThisPage = $page;
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} else {
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$hrefThisPage = '';
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}
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}
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if ($rss) {
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header('Content-type: application/xml');
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require_once('rss.phtml');
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} else {
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require_once('index.phtml');
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}
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