How to use the haraka-tld.top_level_tlds function in haraka-tld
To help you get started, we’ve selected a few haraka-tld examples, based on popular ways it is used in public projects.
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haraka / Haraka / plugins / data.uribl.js View on Github 
}
if (!hosts || !hosts.length) {
connection.logdebug(plugin, `(${type}) no items found for lookup`);
results.add(plugin, {skip: type});
return next();
}
connection.logdebug(plugin, `(${type}) found ${hosts.length} items for lookup` );
utils.shuffle(hosts);
let j;
const queries = {};
for (let i=0; i < hosts.length; i++) {
let host = hosts[i].toLowerCase();
connection.logdebug(plugin, `(${type}) checking: ${host}`);
// Make sure we have a valid TLD
if (!net.isIPv4(host) && !net.isIPv6(host) && !tlds.top_level_tlds[(host.split('.').reverse())[0]]) {
continue;
}
// Check the exclusion list
if (check_excludes_list(host)) {
results.add(plugin, {skip: `excluded domain:${host}`});
continue;
}
// Loop through the zones
for (j=0; j < zones.length; j++) {
const zone = zones[j];
if (zone === 'main') continue; // skip config
if (!lists[zone] || (lists[zone] && !/^(?:1|true|yes|enabled|on)$/i.test(lists[zone][type]))) {
results.add(plugin, {skip: `${type} unsupported for ${zone}` });
continue;
}
// Convert in-addr.arpa into bare IPv4/v6 lookupexports.register = function () {
// Override regexps if top_level_tlds file is present
if (!tlds.top_level_tlds) return;
if (!Object.keys(tlds.top_level_tlds).length) return;
this.logdebug('Building new regexps from TLD file');
const re_schemeless = `(?:%(?:25)?(?:2F|3D|40))?((?:www\\.)?[a-zA-Z0-9][a-zA-Z0-9\\-.]{0,250}\\.(?:${Object.keys(tlds.top_level_tlds).join('|')}))(?!\\w)`;
schemeless = new RegExp(re_schemeless, 'gi');
const re_schemed = `(\\w{3,16}:\\/+(?:\\S+@)?([a-zA-Z0-9][a-zA-Z0-9\\-.]+\\.(?:${Object.keys(tlds.top_level_tlds).join('|')})))(?!\\w)`;
schemed = new RegExp(re_schemed, 'gi');
}exports.register = function () {
// Override regexps if top_level_tlds file is present
if (!tlds.top_level_tlds) return;
if (!Object.keys(tlds.top_level_tlds).length) return;
this.logdebug('Building new regexps from TLD file');
const re_schemeless = `(?:%(?:25)?(?:2F|3D|40))?((?:www\\.)?[a-zA-Z0-9][a-zA-Z0-9\\-.]{0,250}\\.(?:${Object.keys(tlds.top_level_tlds).join('|')}))(?!\\w)`;
schemeless = new RegExp(re_schemeless, 'gi');
const re_schemed = `(\\w{3,16}:\\/+(?:\\S+@)?([a-zA-Z0-9][a-zA-Z0-9\\-.]+\\.(?:${Object.keys(tlds.top_level_tlds).join('|')})))(?!\\w)`;
schemed = new RegExp(re_schemed, 'gi');
}
