make storage getUrl configurable

Author: iurimatias

js/embark.js

@@ -208,8 +208,10 @@ EmbarkJS.Storage.setProvider = function(provider, options) {
             try {
                 if (options === undefined) {
                     self.ipfsConnection = IpfsApi('localhost', '5001');
+                    self.getUrl = "http://localhost:8080/ipfs/";
                 } else {
                     self.ipfsConnection = IpfsApi(options.server, options.port);
+                    self.getUrl = options.getUrl || "http://localhost:8080/ipfs/";
                 }
                 resolve(self);
             } catch (err) {
@@ -301,7 +303,8 @@ EmbarkJS.Storage.IPFS.uploadFile = function(inputSelector) {
 EmbarkJS.Storage.IPFS.getUrl = function(hash) {
     //var ipfsHash = web3.toAscii(hash);
 
-    return 'http://localhost:8080/ipfs/' + hash;
+    //return 'http://localhost:8080/ipfs/' + hash;
+    return (self.getUrl || "http://localhost:8080/ipfs/") + hash;
 };
 
 //=========================================================

lib/contracts/abi.js

@@ -158,7 +158,8 @@ class ABIGenerator {
     if (!useEmbarkJS || self.storageConfig === {}) return "";
 
     if (self.storageConfig.provider === 'ipfs' && self.storageConfig.enabled === true) {
-      result += "\nEmbarkJS.Storage.setProvider('" + self.storageConfig.provider + "', {server: '" + self.storageConfig.host + "', port: '" + self.storageConfig.port + "'});";
+      // TODO: make this more readable
+      result += "\nEmbarkJS.Storage.setProvider('" + self.storageConfig.provider + "', {server: '" + self.storageConfig.host + "', port: '" + self.storageConfig.port + "', getUrl: '" + self.storageConfig.getUrl + "'});";
     }
 
     return result;

lib/core/config.js

@@ -119,7 +119,8 @@ Config.prototype.loadStorageConfigFile = function() {
       "ipfs_bin": "ipfs",
       "provider": "ipfs",
       "host": "localhost",
-      "port": 5001
+      "port": 5001,
+      "getUrl": "http://localhost:8080/ipfs/"
     },
     "development": {
     }

test_app/config/storage.json

@@ -11,6 +11,7 @@
     "enabled": true,
     "provider": "ipfs",
     "host": "localhost",
-    "port": 5001
+    "port": 5001,
+    "getUrl": "http://localhost:8080/ipfs/"
   }
 }