Import plugin

bin/gr

@@ -11,7 +11,8 @@ require('minilog').enable();
 var config = require('../plugins/config.js'),
     tag = require('../plugins/tag.js'),
     status = require('../plugins/status.js'),
-    exportPlugin = require('../plugins/export.js');
+    exportPlugin = require('../plugins/export.js'),
+    importPlugin = require('../plugins/import.js');
 
 function version(req) {
   console.log(require('../package.json').version);
@@ -66,6 +67,9 @@ gr.use(['discover'], tag.discover);
 // export plugin
 gr.use('export', exportPlugin.exportAsJson);
 
+// import plugin
+gr.use('import', importPlugin.importFromJson);
+
 // default: run the remainder as a shell task
 gr.use('--', require('../plugins/run.js'));
 gr.use(require('../plugins/run.js'));

bin/usage.txt

@@ -62,5 +62,6 @@ gr config ..
   list          List all configuration (default action)
 
 gr export <path-to-export> Export your grconfig in a consumable way for other people.
+gr import <file> Import from a previously exported grconfig.
 gr help        Show this help
 gr version     Version info

plugins/import.js

@@ -0,0 +1,54 @@
+'use strict';
+
+const run = require('../lib/run');
+
+const git = require('simple-git');
+
+const async = require('async');
+
+const fs = require('fs');
+const path = require('path');
+
+function importFromJson(req, res, next) {
+  const filePath = process.argv[3];
+  if (!filePath) {
+    console.log('Please supply a file path for your import');
+    return req.exit();
+  }
+
+  const cloneRepo = (repo, callback) => {
+    console.log(`Cloning ${repo.name} into ${repo.path}/${repo.name}`);
+    git(repo.path).clone(repo.url, repo.name, (err, result) => {
+      if (err) {
+        console.log(`Failed to clone ${repo.name}`);
+        return callback(err)
+      }
+    });
+    repo.tags.forEach((tag) => req.config.add(`tags.${tag}`, path.resolve(repo.path, repo.name)));
+    callback();
+  };
+
+  const exportedFile = JSON.parse(fs.readFileSync(filePath, 'utf8'));
+
+  let cloneRequests = [];
+  exportedFile.repos.forEach((repo) => {
+    cloneRequests.push((callback) => {
+        cloneRepo(repo, callback);
+      })
+    });
+
+  async.parallel(cloneRequests, (err, result) => {
+    if (err) {
+      return console.log(err);
+    }
+
+    req.config.save();
+    console.log('Successfully imported new config');
+  });
+
+  req.exit();
+}
+
+module.exports = {
+  importFromJson: importFromJson
+};