add published doc to swarm to the swarm explorer

src/app.js

@@ -553,6 +553,9 @@ function run () {
     fileProviderOf: (path) => {
       return fileManager.fileProviderOf(path)
     },
+    fileProvider: (name) => {
+      return self._api.filesProviders[name]
+    },
     getBalance: (address, callback) => {
       udapp.getBalance(address, (error, balance) => {
         if (error) {

src/app/contract/publishOnSwarm.js

@@ -3,10 +3,14 @@
 var async = require('async')
 var swarmgw = require('swarmgw')
 
-module.exports = (contract, appAPI, cb) => {
+module.exports = (contract, appAPI, cb, swarmVerifiedPublishCallBack) => {
   // gather list of files to publish
   var sources = []
 
+  try {
+    contract.metadata = JSON.stringify(JSON.parse(contract.metadata), null, '\t')
+  } catch (e) {}
+
   sources.push({
     content: contract.metadata,
     hash: contract.metadataHash
@@ -49,7 +53,10 @@ module.exports = (contract, appAPI, cb) => {
     } else {
       // publish the list of sources in order, fail if any failed
       async.eachSeries(sources, function (item, cb) {
-        swarmVerifiedPublish(item.content, item.hash, cb)
+        swarmVerifiedPublish(item.content, item.hash, (error) => {
+          if (!error && swarmVerifiedPublishCallBack) swarmVerifiedPublishCallBack(item)
+          cb(error)
+        })
       }, cb)
     }
   })

src/app/tabs/compile-tab.js

@@ -436,6 +436,9 @@ function compileTab (container, appAPI, appEvents, opts) {
             } else {
               modalDialogCustom.alert(yo`<span>Metadata published successfully.<br />The Swarm address of the metadata file is available in the contract details.</span>`)
             }
+          }, function (item) {
+            // triggered each time there's a new verified publish (means hash correspond)
+            appAPI.fileProvider('swarm').addReadOnly(item.hash, item.content)
           })
         }
       }