feat: add ./nodebb install <plugin_name>

will install the suggested version for current nodebb closes #11060

src/cli/index.js

@@ -173,11 +173,16 @@ program
 	});
 
 program
-	.command('install')
+	.command('install [plugin]')
-	.description('Launch the NodeBB web installer for configuration setup')
+	.description('Launch the NodeBB web installer for configuration setup or install a plugin')
-	.action(() => {
+	.action((plugin) => {
+		if (plugin) {
+			require('./manage').install(plugin);
+		} else {
 			require('./setup').webInstall();
+		}
 	});
+
 program
 	.command('build [targets...]')
 	.description(`Compile static assets ${chalk.red('(JS, CSS, templates, languages)')}`)

src/cli/manage.js

@@ -12,7 +12,36 @@ const plugins = require('../plugins');
 const events = require('../events');
 const analytics = require('../analytics');
 const reset = require('./reset');
-const { pluginNamePattern, themeNamePattern } = require('../constants');
+const { pluginNamePattern, themeNamePattern, paths } = require('../constants');
+
+async function install(plugin) {
+	try {
+		await db.init();
+		if (!pluginNamePattern.test(plugin)) {
+			// Allow omission of `nodebb-plugin-`
+			plugin = `nodebb-plugin-${plugin}`;
+		}
+
+		plugin = await plugins.autocomplete(plugin);
+
+		const isInstalled = await plugins.isInstalled(plugin);
+		if (isInstalled) {
+			throw new Error('plugin already installed');
+		}
+		const nbbVersion = require(paths.currentPackage).version;
+		const suggested = await plugins.suggest(plugin, nbbVersion);
+		if (!suggested.version) {
+			throw new Error(suggested.message);
+		}
+		winston.info('Installing Plugin `%s@%s`', plugin, suggested.version);
+		await plugins.toggleInstall(plugin, suggested.version);
+
+		process.exit(0);
+	} catch (err) {
+		winston.error(`An error occurred during plugin installation\n${err.stack}`);
+		process.exit(1);
+	}
+}
 
 async function activate(plugin) {
 	if (themeNamePattern.test(plugin)) {
@@ -166,6 +195,7 @@ async function buildWrapper(targets, options) {
 }
 
 exports.build = buildWrapper;
+exports.install = install;
 exports.activate = activate;
 exports.listPlugins = listPlugins;
 exports.listEvents = listEvents;

src/plugins/install.js

@@ -87,6 +87,15 @@ module.exports = function (Plugins) {
 		throw new Error('[[error:plugin-not-whitelisted]]');
 	};
 
+	Plugins.suggest = async function (pluginId, nbbVersion) {
+		const body = await request({
+			method: 'GET',
+			url: `https://packages.nodebb.org/api/v1/suggest?package=${encodeURIComponent(pluginId)}&version=${encodeURIComponent(nbbVersion)}`,
+			json: true,
+		});
+		return body;
+	};
+
 	Plugins.toggleInstall = async function (id, version) {
 		pubsub.publish('plugins:toggleInstall', { hostname: os.hostname(), id: id, version: version });
 		return await toggleInstall(id, version);