supporting uploading dapp to swarm

lib/cmd.js

@@ -15,6 +15,7 @@ Cmd.prototype.process = function(args) {
   this.simulator();
   this.test();
   this.ipfs();
+  this.swarm();
   this.otherCommands();
   program.parse(args);
 };
@@ -137,6 +138,7 @@ Cmd.prototype.test = function() {
   });
 };
 
+// TODO: replace both of this with a deploy/upload command
 Cmd.prototype.ipfs = function() {
   var self = this;
   program
@@ -147,6 +149,16 @@ Cmd.prototype.ipfs = function() {
   });
 };
 
+Cmd.prototype.swarm = function() {
+  var self = this;
+  program
+  .command('swarm')
+  .description('deploy to SWARM')
+  .action(function() {
+    self.Embark.swarm();
+  });
+};
+
 Cmd.prototype.otherCommands = function() {
   program
   .action(function(env){

lib/index.js

@@ -23,6 +23,7 @@ var Monitor = require('./monitor.js');
 var ServicesMonitor = require('./services.js');
 var Console = require('./console.js');
 var IPFS = require('./ipfs.js');
+var Swarm = require('./swarm.js');
 
 var Embark = {
 
@@ -304,6 +305,12 @@ var Embark = {
   ipfs: function() {
     var ipfs = new IPFS({buildDir: 'dist/'});
     ipfs.deploy();
+  },
+
+  // TODO: should deploy if it hasn't already
+  swarm: function() {
+    var swarm = new Swarm({buildDir: 'dist/'});
+    swarm.deploy();
   }
 
 };

lib/ipfs.js

@@ -13,8 +13,9 @@ IPFS.prototype.deploy = function() {
     ipfs_bin = "~/go/bin/ipfs";
   }
 
-  var cmd = ipfs_bin + " add -r " + build_dir;
-  console.log(("=== adding " + cmd + " to ipfs").green);
+  var cmd = ipfs_bin + " add -r " + this.buildDir;
+  console.log(("=== adding " + this.buildDir + " to ipfs").green);
+  console.log(cmd.green);
 
   var result = exec(cmd);
   var rows = result.output.split("\n");

lib/swarm.js

@@ -0,0 +1,29 @@
+var colors = require('colors');
+
+var Swarm = function(options) {
+  this.options = options;
+  this.buildDir = options.buildDir || 'dist/';
+};
+
+Swarm.prototype.deploy = function() {
+  var swarm_bin = exec('which swarm').output.split("\n")[0];
+
+  if (swarm_bin==='swarm not found' || swarm_bin === ''){
+    console.log('=== WARNING: Swarm not in an executable path. Guessing ~/go/bin/swarm for path'.yellow);
+    swarm_bin = "~/go/bin/swarm";
+  }
+
+  var cmd = swarm_bin + " --defaultpath " + this.buildDir + "index.html --recursive up " + this.buildDir;
+  console.log(("=== adding " + this.buildDir + " to swarm").green);
+  console.log(cmd.green);
+
+  var result = exec(cmd);
+  var rows = result.output.split("\n");
+  var dir_hash = rows.reverse()[1];
+
+  console.log(("=== DApp available at http://localhost:8500/bzz:/" + dir_hash + "/").green);
+};
+
+module.exports = Swarm;
+
+