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57 lines
1.3 KiB
JavaScript
57 lines
1.3 KiB
JavaScript
'use strict';
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var semver = require('semver');
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var request = require('request');
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var meta = require('../meta');
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var versionCache = '';
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var versionCacheLastModified = '';
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var isPrerelease = /^v?\d+\.\d+\.\d+-.+$/;
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function getLatestVersion(callback) {
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var headers = {
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Accept: 'application/vnd.github.v3+json',
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'User-Agent': encodeURIComponent('NodeBB Admin Control Panel/' + meta.config.title),
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};
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if (versionCacheLastModified) {
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headers['If-Modified-Since'] = versionCacheLastModified;
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}
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request('https://api.github.com/repos/NodeBB/NodeBB/tags', {
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json: true,
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headers: headers,
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timeout: 1000,
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}, function (err, res, releases) {
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if (err) {
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return callback(err);
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}
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if (res.statusCode === 304) {
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return callback(null, versionCache);
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}
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if (res.statusCode !== 200) {
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return callback(Error(res.statusMessage));
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}
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releases = releases.filter(function (version) {
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return !isPrerelease.test(version.name); // filter out automated prerelease versions
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}).map(function (version) {
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return version.name.replace(/^v/, '');
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}).sort(function (a, b) {
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return semver.lt(a, b) ? 1 : -1;
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});
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versionCache = releases[0];
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versionCacheLastModified = res.headers['last-modified'];
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callback(null, versionCache);
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});
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}
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exports.getLatestVersion = getLatestVersion;
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exports.isPrerelease = isPrerelease;
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