Files
shields/services/pub/pub.service.js
2019-01-17 15:13:31 -05:00

79 lines
2.3 KiB
JavaScript

'use strict'
const LegacyService = require('../legacy-service')
const { makeBadgeData: getBadgeData } = require('../../lib/badge-data')
const { addv: versionText } = require('../../lib/text-formatters')
const { version: versionColor } = require('../../lib/color-formatters')
const { latest: latestVersion } = require('../../lib/version')
// For Dart's pub.
//
// This legacy service should be rewritten to use e.g. BaseJsonService.
//
// Tips for rewriting:
// https://github.com/badges/shields/blob/master/doc/rewriting-services.md
//
// Do not base new services on this code.
module.exports = class Pub extends LegacyService {
static get category() {
return 'version'
}
static get route() {
return {
base: 'pub',
pattern: ':which(v|vpre)/:packageName',
}
}
static get examples() {
return [
{
title: 'Pub',
pattern: 'v/:packageName',
namedParams: {
packageName: 'box2d',
},
staticPreview: {
label: 'pub',
message: 'v0.4.0',
color: 'orange',
},
keywords: ['dart', 'dartlang'],
},
]
}
static registerLegacyRouteHandler({ camp, cache }) {
camp.route(
/^\/pub\/v(pre)?\/(.*)\.(svg|png|gif|jpg|json)$/,
cache((data, match, sendBadge, request) => {
const includePre = Boolean(match[1])
const userRepo = match[2] // eg, "box2d"
const format = match[3]
const apiUrl = `https://pub.dartlang.org/packages/${userRepo}.json`
const badgeData = getBadgeData('pub', data)
request(apiUrl, (err, res, buffer) => {
if (err != null) {
badgeData.text[1] = 'inaccessible'
sendBadge(format, badgeData)
return
}
try {
const data = JSON.parse(buffer)
// Grab the latest stable version, or an unstable
const versions = data.versions
const version = latestVersion(versions, { pre: includePre })
badgeData.text[1] = versionText(version)
badgeData.colorscheme = versionColor(version)
sendBadge(format, badgeData)
} catch (e) {
badgeData.text[1] = 'invalid'
sendBadge(format, badgeData)
}
})
})
)
}
}