param = $_REQUEST["param"];
			return true;
		}
		return false;
	}
	function importOpml() {
		print_notice("If you have imported labels and/or filters, you might need to reload preferences to see your new data.");
		print "
";
		$opml = new Opml($_REQUEST);
		$opml->opml_import($_SESSION["uid"]);
		print "
";
		print "";
		if ($this->param == 1) {
			print __("Update daemon is enabled in configuration, but daemon process is not running, which prevents all feeds from updating. Please start the daemon process or contact instance owner.");
			$stamp = (int) file_get_contents(LOCK_DIRECTORY . "/update_daemon.stamp");
			print "
" . __("Last update:") . " " . date("Y.m.d, G:i", $stamp);
		}
		if ($this->param == 3) {
			print __("Update daemon is taking too long to perform a feed update. This could indicate a problem like crash or a hang. Please check the daemon process or contact instance owner.");
			$stamp = (int) file_get_contents(LOCK_DIRECTORY . "/update_daemon.stamp");
			print "
" . __("Last update:") . " " . date("Y.m.d, G:i", $stamp);
		}
		print "
";
		// from here: http://www.roscripts.com/Create_tag_cloud-71.html
		$sth = $this->pdo->prepare("SELECT tag_name, COUNT(post_int_id) AS count
			FROM ttrss_tags WHERE owner_uid = ?
			GROUP BY tag_name ORDER BY count DESC LIMIT 50");
		$sth->execute([$_SESSION['uid']]);
		$tags = array();
		while ($line = $sth->fetch()) {
			$tags[$line["tag_name"]] = $line["count"];
		}
        if(count($tags) == 0 ){ return; }
		ksort($tags);
		$max_size = 32; // max font size in pixels
		$min_size = 11; // min font size in pixels
		// largest and smallest array values
		$max_qty = max(array_values($tags));
		$min_qty = min(array_values($tags));
		// find the range of values
		$spread = $max_qty - $min_qty;
		if ($spread == 0) { // we don't want to divide by zero
				$spread = 1;
		}
		// set the font-size increment
		$step = ($max_size - $min_size) / ($spread);
		// loop through the tag array
		foreach ($tags as $key => $value) {
			// calculate font-size
			// find the $value in excess of $min_qty
			// multiply by the font-size increment ($size)
			// and add the $min_size set above
			$size = round($min_size + (($value - $min_qty) * $step));
			$key_escaped = str_replace("'", "\\'", $key);
			echo "
' . $key . ' ';
		}
		print "