live-plugin-manager
Version:
Install and uninstall any node package at runtime from npm registry
167 lines • 6.9 kB
JavaScript
;
var __createBinding = (this && this.__createBinding) || (Object.create ? (function(o, m, k, k2) {
if (k2 === undefined) k2 = k;
var desc = Object.getOwnPropertyDescriptor(m, k);
if (!desc || ("get" in desc ? !m.__esModule : desc.writable || desc.configurable)) {
desc = { enumerable: true, get: function() { return m[k]; } };
}
Object.defineProperty(o, k2, desc);
}) : (function(o, m, k, k2) {
if (k2 === undefined) k2 = k;
o[k2] = m[k];
}));
var __setModuleDefault = (this && this.__setModuleDefault) || (Object.create ? (function(o, v) {
Object.defineProperty(o, "default", { enumerable: true, value: v });
}) : function(o, v) {
o["default"] = v;
});
var __importStar = (this && this.__importStar) || function (mod) {
if (mod && mod.__esModule) return mod;
var result = {};
if (mod != null) for (var k in mod) if (k !== "default" && Object.prototype.hasOwnProperty.call(mod, k)) __createBinding(result, mod, k);
__setModuleDefault(result, mod);
return result;
};
var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
function adopt(value) { return value instanceof P ? value : new P(function (resolve) { resolve(value); }); }
return new (P || (P = Promise))(function (resolve, reject) {
function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } }
function rejected(value) { try { step(generator["throw"](value)); } catch (e) { reject(e); } }
function step(result) { result.done ? resolve(result.value) : adopt(result.value).then(fulfilled, rejected); }
step((generator = generator.apply(thisArg, _arguments || [])).next());
});
};
var __importDefault = (this && this.__importDefault) || function (mod) {
return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.NpmRegistryClient = void 0;
const urlJoin = require("url-join");
const path = __importStar(require("path"));
const fs = __importStar(require("./fileSystem"));
const tarballUtils_1 = require("./tarballUtils");
const semVer = __importStar(require("semver"));
const httpUtils = __importStar(require("./httpUtils"));
const debug_1 = __importDefault(require("debug"));
const debug = (0, debug_1.default)("live-plugin-manager.NpmRegistryClient");
class NpmRegistryClient {
constructor(npmUrl, config) {
this.npmUrl = npmUrl;
const staticHeaders = {
// https://github.com/npm/registry/blob/master/docs/responses/package-metadata.md
"accept-encoding": "gzip",
"accept": "application/vnd.npm.install-v1+json; q=1.0, application/json; q=0.8, */*",
"user-agent": config.userAgent || "live-plugin-manager"
};
const authHeader = createAuthHeader(config.auth);
this.defaultHeaders = Object.assign(Object.assign({}, staticHeaders), authHeader);
}
get(name, versionOrTag = "latest") {
return __awaiter(this, void 0, void 0, function* () {
debug(`Getting npm info for ${name}:${versionOrTag}...`);
if (typeof versionOrTag !== "string") {
versionOrTag = "";
}
if (typeof name !== "string") {
throw new Error("Invalid package name");
}
const data = yield this.getNpmData(name);
versionOrTag = versionOrTag.trim();
// check if there is a tag (es. latest)
const distTags = data["dist-tags"];
let version = distTags && distTags[versionOrTag];
if (!version) {
version = semVer.clean(versionOrTag) || versionOrTag;
}
// find correct version
let pInfo = data.versions[version];
if (!pInfo) {
// find compatible version
for (const pVersion in data.versions) {
if (!data.versions.hasOwnProperty(pVersion)) {
continue;
}
const pVersionInfo = data.versions[pVersion];
if (!semVer.satisfies(pVersionInfo.version, version)) {
continue;
}
if (!pInfo || semVer.gt(pVersionInfo.version, pInfo.version)) {
pInfo = pVersionInfo;
}
}
}
if (!pInfo) {
throw new Error(`Version '${versionOrTag} not found`);
}
return {
dist: pInfo.dist,
name: pInfo.name,
version: pInfo.version
};
});
}
download(destinationDirectory, packageInfo) {
return __awaiter(this, void 0, void 0, function* () {
if (!packageInfo.dist || !packageInfo.dist.tarball) {
throw new Error("Invalid dist.tarball property");
}
const tgzFile = yield (0, tarballUtils_1.downloadTarball)(packageInfo.dist.tarball, this.defaultHeaders);
const pluginDirectory = path.join(destinationDirectory, packageInfo.name);
try {
yield (0, tarballUtils_1.extractTarball)(tgzFile, pluginDirectory);
}
finally {
yield fs.remove(tgzFile);
}
return pluginDirectory;
});
}
getNpmData(name) {
return __awaiter(this, void 0, void 0, function* () {
const regUrl = urlJoin(this.npmUrl, encodeNpmName(name));
const headers = this.defaultHeaders;
try {
const result = yield httpUtils.httpJsonGet(regUrl, headers);
if (!result) {
throw new Error("Response is empty");
}
if (!result.versions
|| !result.name) {
throw new Error("Invalid json format");
}
return result;
}
catch (err) {
if (err.message) {
err.message = `Failed to get package '${name}' ${err.message}`;
}
throw err;
}
});
}
}
exports.NpmRegistryClient = NpmRegistryClient;
function encodeNpmName(name) {
return name.replace("/", "%2F");
}
function createAuthHeader(auth) {
if (!auth) {
return {};
}
if (isTokenAuth(auth)) {
return httpUtils.headersBearerAuth(auth.token); // this should be a JWT I think...
}
else if (isBasicAuth(auth)) {
return httpUtils.headersBasicAuth(auth.username, auth.password);
}
else {
return {};
}
}
function isTokenAuth(arg) {
return arg.token !== undefined;
}
function isBasicAuth(arg) {
return arg.username !== undefined;
}
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