diff options
Diffstat (limited to 'src/extras/requests.js')
-rw-r--r-- | src/extras/requests.js | 187 |
1 files changed, 0 insertions, 187 deletions
diff --git a/src/extras/requests.js b/src/extras/requests.js deleted file mode 100644 index a5f3121..0000000 --- a/src/extras/requests.js +++ /dev/null @@ -1,187 +0,0 @@ -const { app } = require("electron"); -const path = require("path"); -const fs = require("fs"); -const { https } = require("follow-redirects"); -const lang = require("../lang"); - - -// all requests results are stored in this file -const cachePath = path.join(app.getPath("cache"), "viper-requests.json"); -const NORTHSTAR_LATEST_RELEASE_KEY = "nsLatestRelease"; -const NORTHSTAR_RELEASE_NOTES_KEY = "nsReleaseNotes"; -const VIPER_RELEASE_NOTES_KEY = "vpReleaseNotes"; - - -function _saveCache(data) { - fs.writeFileSync(cachePath, JSON.stringify(data)); -} - -function _getRequestsCache() { - if (fs.existsSync(cachePath)) { - return JSON.parse(fs.readFileSync(cachePath, "utf8")); - } else { - fs.writeFileSync(cachePath, "{}"); - return {}; - } -} - -// Returns latest Northstar version available from GitHub releases. If -// there's no cache result for this request, or if cache exists but is -// old, refreshes cache with new data. -async function getLatestNsVersion() { - return new Promise((resolve, reject) => { - let cache = _getRequestsCache(); - - if (cache[NORTHSTAR_LATEST_RELEASE_KEY] && (Date.now() - cache[NORTHSTAR_LATEST_RELEASE_KEY]["time"]) < 5 * 60 * 1000) { - resolve( cache[NORTHSTAR_LATEST_RELEASE_KEY]["body"]["tag_name"] ); - } else { - https.get({ - host: "api.github.com", - port: 443, - path: "/repos/R2Northstar/Northstar/releases/latest", - method: "GET", - headers: { "User-Agent": "viper" } - }, - - response => { - response.setEncoding("utf8"); - let responseData = ""; - - response.on("data", data => { - responseData += data; - }); - - response.on("end", _ => { - cache[NORTHSTAR_LATEST_RELEASE_KEY] = { - "time": Date.now(), - "body": JSON.parse(responseData) - }; - _saveCache(cache); - resolve( cache[NORTHSTAR_LATEST_RELEASE_KEY]["body"]["tag_name"] ); - }); - }) - - .on('error', () => { - console.error('Failed to get latest Northstar version.'); - resolve( false ); - }); - } - }); -} - -// Returns the download link to latest Northstar version. Should always -// be called after getLatestNsVersion, as it refreshes cache data (if -// needed). -function getLatestNsVersionLink() { - const cache = _getRequestsCache(); - return cache[NORTHSTAR_LATEST_RELEASE_KEY]["body"].assets[0].browser_download_url; -} - -// Returns and caches the Northstar release notes -async function getNsReleaseNotes() { - return new Promise(resolve => { - let cache = _getRequestsCache(); - - if (cache[NORTHSTAR_RELEASE_NOTES_KEY] && (Date.now() - cache[NORTHSTAR_RELEASE_NOTES_KEY]["time"]) < 5 * 60 * 1000) { - resolve( cache[NORTHSTAR_RELEASE_NOTES_KEY]["body"] ); - } else { - https.get({ - host: "api.github.com", - port: 443, - path: "/repos/R2Northstar/Northstar/releases", - method: "GET", - headers: { "User-Agent": "viper" } - }, - - response => { - response.setEncoding("utf8"); - let responseData = ""; - - response.on("data", data => { - responseData += data; - }); - - response.on("end", _ => { - cache[NORTHSTAR_RELEASE_NOTES_KEY] = { - "time": Date.now(), - "body": JSON.parse(responseData) - }; - _saveCache(cache); - resolve( cache[NORTHSTAR_RELEASE_NOTES_KEY]["body"] ); - }); - }) - - // When GitHub cannot be reached (when user doesn't have Internet - // access for instance), we return latest cache content even if - // it's not up-to-date, or display an error message if cache - // is empty. - .on('error', () => { - if ( cache[NORTHSTAR_RELEASE_NOTES_KEY] ) { - console.warn("Couldn't fetch Northstar release notes, returning data from cache."); - resolve( cache[NORTHSTAR_RELEASE_NOTES_KEY]["body"] ); - } else { - console.error("Couldn't fetch Northstar release notes, cache is empty."); - resolve( [lang("request.northstar.noReleaseNotes")] ); - } - }); - } - }); -} - -// Returns and caches the Viper release notes -async function getVpReleaseNotes() { - return new Promise(resolve => { - let cache = _getRequestsCache(); - - if (cache[VIPER_RELEASE_NOTES_KEY] && (Date.now() - cache[VIPER_RELEASE_NOTES_KEY]["time"]) < 5 * 60 * 1000) { - resolve( cache[VIPER_RELEASE_NOTES_KEY]["body"] ); - } else { - https.get({ - host: "api.github.com", - port: 443, - path: "/repos/0negal/viper/releases", - method: "GET", - headers: { "User-Agent": "viper" } - }, - - response => { - response.setEncoding("utf8"); - let responseData = ""; - - response.on("data", data => { - responseData += data; - }); - - response.on("end", _ => { - cache[VIPER_RELEASE_NOTES_KEY] = { - "time": Date.now(), - "body": JSON.parse(responseData) - }; - _saveCache(cache); - resolve( cache[VIPER_RELEASE_NOTES_KEY]["body"] ); - }); - }) - - // When GitHub cannot be reached (when user doesn't have Internet - // access for instance), we return latest cache content even if - // it's not up-to-date, or display an error message if cache - // is empty. - .on('error', () => { - if ( cache[VIPER_RELEASE_NOTES_KEY] ) { - console.warn("Couldn't fetch Viper release notes, returning data from cache."); - resolve( cache[VIPER_RELEASE_NOTES_KEY]["body"] ); - } else { - console.error("Couldn't fetch Viper release notes, cache is empty."); - resolve( [lang("request.viper.noReleaseNotes")] ); - } - }); - } - }); -} - -module.exports = { - getLatestNsVersion, - getLatestNsVersionLink, - getNsReleaseNotes, - getVpReleaseNotes -}; |