Move legacy services from server.js into services/ (#1958)

This builds on the work of #1931 by moving the legacy services into `services/`.
2018-08-27 13:29:54 -04:00
parent f3037c5e15
commit bedba47d77
151 changed files with 9074 additions and 6813 deletions
--- a/services/github/github-languages.service.js
+++ b/services/github/github-languages.service.js
@@ -0,0 +1,84 @@
+'use strict'
+
+const prettyBytes = require('pretty-bytes')
+const LegacyService = require('../legacy-service')
+const {
+  makeBadgeData: getBadgeData,
+  makeLogo: getLogo,
+  makeLabel: getLabel,
+} = require('../../lib/badge-data')
+const {
+  checkErrorResponse: githubCheckErrorResponse,
+} = require('./github-helpers')
+
+module.exports = class GithubLanguages extends LegacyService {
+  static registerLegacyRouteHandler({ camp, cache, githubApiProvider }) {
+    camp.route(
+      /^\/github\/languages\/(top|count|code-size)\/([^/]+)\/([^/]+)\.(svg|png|gif|jpg|json)$/,
+      cache((data, match, sendBadge, request) => {
+        const type = match[1]
+        const user = match[2]
+        const repo = match[3]
+        const format = match[4]
+        const apiUrl = `/repos/${user}/${repo}/languages`
+        const badgeData = getBadgeData('languages', data)
+        if (badgeData.template === 'social') {
+          badgeData.logo = getLogo('github', data)
+        }
+        githubApiProvider.request(request, apiUrl, {}, (err, res, buffer) => {
+          if (githubCheckErrorResponse(badgeData, err, res)) {
+            sendBadge(format, badgeData)
+            return
+          }
+          try {
+            const parsedData = JSON.parse(buffer)
+            let sumBytes = 0
+            switch (type) {
+              case 'top': {
+                let topLanguage = 'language'
+                let maxBytes = 0
+                for (const language of Object.keys(parsedData)) {
+                  const bytes = parseInt(parsedData[language])
+                  if (bytes >= maxBytes) {
+                    maxBytes = bytes
+                    topLanguage = language
+                  }
+                  sumBytes += bytes
+                }
+                badgeData.text[0] = getLabel(topLanguage, data)
+                if (sumBytes === 0) {
+                  // eg, empty repo, only .md files, etc.
+                  badgeData.text[1] = 'none'
+                  badgeData.colorscheme = 'blue'
+                } else {
+                  badgeData.text[1] =
+                    ((maxBytes / sumBytes) * 100).toFixed(1) + '%' // eg, 9.1%
+                }
+                break
+              }
+              case 'count':
+                badgeData.text[0] = getLabel('languages', data)
+                badgeData.text[1] = Object.keys(parsedData).length
+                badgeData.colorscheme = 'blue'
+                break
+              case 'code-size':
+                for (const language of Object.keys(parsedData)) {
+                  sumBytes += parseInt(parsedData[language])
+                }
+                badgeData.text[0] = getLabel('code size', data)
+                badgeData.text[1] = prettyBytes(sumBytes)
+                badgeData.colorscheme = 'blue'
+                break
+              default:
+                throw Error('Unreachable due to regex')
+            }
+            sendBadge(format, badgeData)
+          } catch (e) {
+            badgeData.text[1] = 'invalid'
+            sendBadge(format, badgeData)
+          }
+        })
+      })
+    )
+  }
+}