opensearch.js

var _   = require('underscore');
var xml = require('xml');

module.exports = {
	description: function(domain) {
		return xml({
			OpenSearchDescription: [
				{ _attr: { xmlns: 'http://a9.com/-/spec/opensearch/1.1/' } },
				{ ShortName: 'Instant Logo' },
				{ LongName: process.env.npm_package_title },
				{ Description: 'Search for ' + process.env.npm_package_title },
				{ Contact: process.env.npm_package_author_email },
				{ Url: { _attr: { type: 'text/html', template: domain + '?q={searchTerms}' } } },
				{ Url: { _attr: { type: 'application/atom+xml', template: domain + '/api/logos.xml?format=atom&q={searchTerms}' } } },
				{ Url: { _attr: { type: 'application/rss+xml', template: domain + '/api/logos.xml?format=rss&q={searchTerms}' } } },
				{ Url: { _attr: { type: 'application/json', rel: 'suggestions', template: domain + '/api/logo_suggestions?q={searchTerms}' } } },
				{ Url: { _attr: { type: 'application/x-suggestions+json', template: domain + '/api/logo_suggestions?q={searchTerms}' } } },
				{ Query: { _attr: { role: 'example', searchTerms: 'facebook' } } }
			]
		}, { declaration: true });
	},
	atom: function(domain, terms, results) {
		return xml({
			feed: _.union(
				[
					{ _attr: {
						'xmlns':            'http://www.w3.org/2005/Atom',
						'xmlns:opensearch': 'http://a9.com/-/spec/opensearch/1.1/'
					} },
					{ title: _.first(results).name + ' | ' + process.env.npm_package_title },
					{ link: { _attr: { href: domain + '/?q=' + terms.join('+') } } },
					{ 'opensearch:totalResults': results.length },
					{ 'opensearch:Query': { _attr: { role: 'request', searchTerms: terms.join(' '), startPage: 1 } } },
					{ link: { _attr: {
						rel:   'search',
						type:  'application/opensearchdescription+xml',
						href:  (process.env.CDN_URL || domain) + '/opensearchdescription.xml',
						title: 'Seach ' + process.env.npm_package_title
					} } }
				],
				_.map(results, function(result) {
					return { entry: [
						{ title: result.name },
						{ link: result.url }
					] };
				})
			)
		}, { declaration: true });
	},
	rss: function(domain, terms, results) {
		return xml({
			rss: [
				{ _attr: {
					'version':          '2.0',
					'xmlns:atom':       'http://www.w3.org/2005/Atom',
					'xmlns:opensearch': 'http://a9.com/-/spec/opensearch/1.1/'
				} },
				{
					channel: _.union(
						[
							{ title: (results.length ? _.first(results).name + ' | ' : '') + process.env.npm_package_title },
							{ link: { _attr: { href: domain + '/?q=' + terms.join('+') } } },
							{ 'opensearch:totalResults': results.length },
							{ 'opensearch:Query': { _attr: { role: 'request', searchTerms: terms.join(' '), startPage: 1 } } },
							{ 'atom:link': { _attr: {
								rel:   'search',
								type:  'application/opensearchdescription+xml',
								href:  (process.env.CDN_URL || domain) + '/opensearchdescription.xml',
								title: 'Seach ' + process.env.npm_package_title
							} } }
						],
						_.map(results, function(result) {
							return { item: [
								{ title: result.name },
								{ link: result.url }
							] };
						})
					)
				}
			]
		}, { declaration: true });
	}
};