mirror of https://github.com/embarklabs/embark.git
100 lines
3.5 KiB
JavaScript
100 lines
3.5 KiB
JavaScript
// here be dragons
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// TODO: this is horrible and needs to be refactored ASAP
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let utils = require('../utils/utils.js');
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let fs = require('../core/fs.js');
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class Npm {
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constructor(options) {
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this.logger = options.logger;
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}
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downloadFromGit(registryJSON, packageName, version, returnContent, callback) {
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let repoName = registryJSON.repository.url.replace("git+https://github.com/", "").replace(".git","");
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let gitHead = registryJSON.gitHead;
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if (!gitHead) {
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this.logger.error("Could not download " + packageName + " " + version);
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return callback("error");
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}
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let fileLocation = "https://raw.githubusercontent.com/" + repoName + "/" + gitHead + "/dist/web3.min.js";
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let packageDirectory = './.embark/versions/' + packageName + '/' + version + '/';
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if (fs.existsSync(packageDirectory + "/" + packageName + ".js")) {
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if (returnContent) {
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let distFile = packageDirectory + packageName + ".js";
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callback(null, fs.readFileSync(distFile).toString());
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} else {
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callback(null, packageDirectory);
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}
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} else {
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fs.mkdirpSync(packageDirectory);
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this.logger.info("downloading " + packageName + " " + version + "....");
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utils.downloadFile(fileLocation, packageDirectory + "/" + packageName + ".js", function() {
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utils.extractTar(packageDirectory + "/" + packageName + ".js", packageDirectory, function() {
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if (returnContent) {
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let distFile = packageDirectory + packageName + ".js";
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callback(null, fs.readFileSync(distFile).toString());
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} else {
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callback(null, packageDirectory);
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}
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});
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});
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}
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}
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downloadFromNpm(registryJSON, packageName, version, returnContent, callback) {
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let tarball = registryJSON.dist.tarball;
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let packageDirectory = './.embark/versions/' + packageName + '/' + version + '/';
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if (fs.existsSync(packageDirectory + "/downloaded_package.tgz")) {
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if (returnContent) {
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let distFile = packageDirectory + returnContent;
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callback(null, fs.readFileSync(distFile).toString());
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} else {
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callback(null, packageDirectory);
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}
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} else {
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fs.mkdirpSync(packageDirectory);
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this.logger.info("downloading " + packageName + " " + version + "....");
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utils.downloadFile(tarball, packageDirectory + "/downloaded_package.tgz", function() {
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utils.extractTar(packageDirectory + "/downloaded_package.tgz", packageDirectory, function() {
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if (returnContent) {
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let distFile = packageDirectory + returnContent;
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callback(null, fs.readFileSync(distFile).toString());
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} else {
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callback(null, packageDirectory);
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}
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});
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});
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}
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}
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// TODO: callback should accept an error
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getPackageVersion(packageName, version, returnContent, getFromGit, callback) {
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let self = this;
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let npmRegistry = "https://registry.npmjs.org/" + packageName + "/" + version;
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utils.httpsGet(npmRegistry, function (err, body) {
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if (err) {
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if (err.code === 'ENOTFOUND') {
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return callback("can't reach " + err.hostname + " to download " + packageName + " " + version + " - are you connected to the internet?");
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}
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return callback(err);
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}
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let registryJSON = JSON.parse(body);
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if (getFromGit) {
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self.downloadFromGit(registryJSON, packageName, version, returnContent, callback);
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} else {
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self.downloadFromNpm(registryJSON, packageName, version, returnContent, callback);
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}
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});
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}
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}
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module.exports = Npm;
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