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<?php
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// CLI only to prevent https server connection timeout
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if (php_sapi_name() != 'cli') {
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CLI::danger(_('supported command line interface only'));
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exit;
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}
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// Lock multi-thread execution
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$semaphore = sem_get(crc32('cli.yggo'), 1);
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if (false === sem_acquire($semaphore, true)) {
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CLI::danger(_('Process locked by another thread.'));
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exit;
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}
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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/cli.php');
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require_once(__DIR__ . '/../library/mysql.php');
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require_once(__DIR__ . '/../library/filter.php');
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require_once(__DIR__ . '/../library/ftp.php');
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require_once(__DIR__ . '/../library/vendor/simple_html_dom.php');
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// Connect database
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$db = new MySQL(DB_HOST, DB_PORT, DB_NAME, DB_USERNAME, DB_PASSWORD);
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// CLI begin
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if (empty($argv[1])) $argv[1] = 'help';
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switch ($argv[1]) {
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case 'crawl':
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CLI::notice(_('crawler queue step begin...'));
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include_once(__DIR__ . '/../crontab/crawler.php');
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CLI::notice(_('crawler queue step begin...'));
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break;
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case 'clean':
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CLI::notice(_('cleaner queue step begin...'));
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include_once(__DIR__ . '/../crontab/cleaner.php');
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CLI::notice(_('cleaner queue step completed.'));
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break;
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case 'snap':
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if (empty($argv[2])) {
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CLI::danger(_('snap method requires action argument'));
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}
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switch ($argv[2]) {
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case 'reindex':
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// Scan for new files/storages
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CLI::notice(_('scan database registry for missed snap files...'));
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$hostPageSnapsTrashQueue = [];
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foreach ($db->getHosts() as $host) {
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foreach ($db->getHostPages($host->hostId) as $hostPage) {
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foreach ($db->getHostPageSnaps($hostPage->hostPageId) as $hostPageSnap) {
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// Define variables
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$snapFileExists = false;
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$snapPath = chunk_split($hostPage->hostPageId, 1, '/');
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// Check file exists
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foreach (json_decode(SNAP_STORAGE) as $name => $storages) {
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foreach ($storages as $i => $storage) {
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// Generate storage id
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$crc32name = crc32(sprintf('%s.%s', $name, $i));
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switch ($name) {
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case 'localhost':
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$filename = $storage->directory . $snapPath . $hostPageSnap->timeAdded . '.zip';
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if (file_exists($filename)) {
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$snapFileExists = true;
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if (!$db->getHostPageSnapStorageByCRC32Name($hostPageSnap->hostPageSnapId, $crc32name)) {
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if ($db->addHostPageSnapStorage($hostPageSnap->hostPageSnapId, $crc32name, $hostPageSnap->timeAdded)) {
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CLI::success(sprintf(_('register new file location: %s storage: %s index: %s;'), $filename, $name, $i));
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}
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}
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}
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break;
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case 'ftp':
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$ftp = new Ftp();
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if ($ftp->connect($storage->host, $storage->port, $storage->username, $storage->password, $storage->directory, $storage->timeout, $storage->passive)) {
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$filename = 'hp/' . $snapPath . $hostPageSnap->timeAdded . '.zip';
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if ($ftp->size($filename)) {
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$snapFileExists = true;
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if (!$db->getHostPageSnapStorageByCRC32Name($hostPageSnap->hostPageSnapId, $crc32name)) {
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if ($db->addHostPageSnapStorage($hostPageSnap->hostPageSnapId, $crc32name, $hostPageSnap->timeAdded)) {
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CLI::success(sprintf(_('register new file location: %s storage: %s index: %s;'), $filename, $name, $i));
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}
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}
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}
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}
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$ftp->close();
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break;
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}
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}
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}
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if (!$snapFileExists) {
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$hostPageSnapsTrashQueue[] = $hostPageSnap->hostPageSnapId;
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CLI::warning(sprintf(_('trash snap index: #%s file: %s not found in the any of storage;'), $hostPageSnap->hostPageSnapId, $filename));
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}
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}
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}
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}
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if ($hostPageSnapsTrashQueue && isset($argv[3]) && $argv[3] == 'purge') {
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CLI::notice(_('snap index deletion queue begin...'));
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foreach ($hostPageSnapsTrashQueue as $hostPageSnapId) {
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CLI::warning(sprintf(_('delete snap index: #%s;'), $hostPageSnapId));
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// Clear queued snap registry
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foreach ($db->getHostPageSnapStorages($hostPageSnapId) as $hostPageSnapStorage) {
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$db->deleteHostPageSnapDownloads($hostPageSnapStorage->hostPageSnapStorageId);
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}
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$db->deleteHostPageSnapStorages($hostPageSnapId);
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$db->deleteHostPageSnap($hostPageSnapId);
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}
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CLI::success(_('snap index trash queue deleted!'));
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}
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CLI::notice(_('optimize database tables...'));
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$db->optimize();
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CLI::success(_('tables successfully optimized!'));
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CLI::notice(_('scan storage locations for snap files not registered in the DB...'));
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CLI::success(_('snap index successfully updated!'));
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// Cleanup FS items on missed DB registry
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// @TODO
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break;
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default:
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CLI::danger(_('undefined action argument'));
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}
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break;
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case 'hostPage':
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if (empty($argv[2])) {
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CLI::danger(_('hostPage method requires action argument'));
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}
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switch ($argv[2]) {
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case 'rank':
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if (empty($argv[3])) {
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CLI::danger(_('hostPage rank requires action argument'));
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}
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switch ($argv[3]) {
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case 'reindex':
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foreach ($db->getHosts() as $host) {
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foreach ($db->getHostPages($host->hostId) as $hostPage) {
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$db->updateHostPageRank($hostPage->hostPageId, $db->getTotalExternalHostPageIdSourcesByHostPageIdTarget($hostPage->hostPageId)); // @TODO add library cover
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}
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}
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CLI::success(_('hostPage rank successfully updated'));
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exit;
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break;
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default:
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CLI::danger(_('undefined action argument'));
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}
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break;
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case 'truncate':
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$db->truncateHostPageDom();
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CLI::success(_('hostPageDom table successfully truncated'));
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exit;
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break;
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default:
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CLI::danger(_('undefined action argument'));
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}
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break;
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case 'hostPageDom':
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if (empty($argv[2])) {
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CLI::danger(_('hostPageDom method requires action argument'));
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}
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switch ($argv[2]) {
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case 'generate':
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$selectors = [];
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foreach ((array) explode(';', !empty($argv[3]) ? $argv[3] : (string) CRAWL_HOST_PAGE_DOM_SELECTORS) as $selector) {
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if (!empty($selector)) {
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$selectors[] = trim($selector);
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}
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}
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if ($selectors) {
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// Init variables
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$hostPagesProcessedTotal = 0;
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$hostPageDOMAddedTotal = 0;
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// Begin selectors extraction
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foreach ($db->getHostPagesByIndexed() as $hostPage) {
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if (false !== stripos(Filter::mime($hostPage->mime), 'text/html')) {
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if ($hostPageDescription = $db->getLastPageDescription($hostPage->hostPageId)) {
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$hostPagesProcessedTotal++;
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if (!empty($hostPageDescription->data)) {
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$html = str_get_html(base64_decode($hostPageDescription->data));
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foreach ($selectors as $selector) {
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foreach($html->find($selector) as $element) {
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if (!empty($element->innertext)) {
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$hostPageDOMAddedTotal++;
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$db->addHostPageDom($hostPage->hostPageId,
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time(),
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$selector,
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trim(CRAWL_HOST_PAGE_DOM_STRIP_TAGS ? strip_tags(
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preg_replace('/[\s]+/',
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' ',
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str_replace(['<br />', '<br/>', '<br>', '</'],
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[' ', ' ', ' ', ' </'],
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$element->innertext))) : $element->innertext));
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}
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}
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}
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}
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}
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}
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}
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CLI::success(sprintf(_('Host pages processed: %s'), $hostPagesProcessedTotal));
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CLI::success(sprintf(_('Host page DOM elements added: %s'), $hostPageDOMAddedTotal));
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exit;
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}
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CLI::danger(_('CRAWL_HOST_PAGE_DOM_SELECTORS not provided in the configuration file'));
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exit;
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break;
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case 'truncate':
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$db->truncateHostPageDom();
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CLI::success(_('hostPageDom table successfully truncated'));
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exit;
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break;
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default:
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CLI::danger(_('undefined action argument'));
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}
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break;
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}
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// Default message
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CLI::default('__ ______________ __');
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CLI::default('\ \/ / ____/ ____/___ / /');
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CLI::default(' \ / / __/ / __/ __ \/ /' );
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CLI::default(' / / /_/ / /_/ / /_/ /_/' );
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CLI::default('/_/\____/\____/\____(_)' );
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CLI::break();
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CLI::default('available options:');
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CLI::default(' help - this message');
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CLI::default(' crawl - execute crawler step in the crontab queue');
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CLI::default(' clean - execute cleaner step in the crontab queue');
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CLI::default(' snap reindex [purge] - sync DB/FS relations. optionally delete unrelated DB/FS items');
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CLI::default(' hostPage rank reindex - generate rank indexes in hostPage table');
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CLI::default(' hostPageDom generate [selectors] - make hostPageDom index based on related hostPage.data field');
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CLI::default(' hostPageDom truncate - flush hostPageDom table');
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CLI::break();
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CLI::default('get support: https://github.com/YGGverse/YGGo/issues');
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CLI::break();
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CLI::break();
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