remove 'update-nodes' hook from 'npm install'; add '--platform' option (

#988)

* split 'update-nodes' from 'npm install'; add '--platform' option

* add 'gulp update-nodes' to .travis.yml

* fix travis

* fix .travis.yml electron version

* remove generic electron download

.travis.yml

@@ -15,8 +15,8 @@ before_script:
   - "sh -e /etc/init.d/xvfb start"
   - "sleep 3" # give xvfb some time to start
   - "curl https://install.meteor.com/ | sh"
-  - "npm install -g electron-prebuilt@1.2.2"
   - "npm install -g meteor-build-client"
+  - "gulp update-nodes --platform linux"
 
 script:
   - "npm run ci"

README.md

@@ -141,6 +141,9 @@ This will generate the binaries inside the `dist_mist` or `dist_wallet` folder.
 
 Additional you can only build the windows, linux or mac binary by using the `platform` option:
 
+    $ gulp update-nodes --platform darwin
+
+    // And
     $ gulp mist --platform darwin
 
     // Or

gulpfile.js

@@ -142,10 +142,11 @@ gulp.task('downloadNodes', ['clean:nodes'], function(done) {
           //  ? path +'/'+ filenameUppercase +'.app/Contents/Frameworks/node'
             //: path +'/resources/node';
 
-
+            
         // donwload nodes
-        streams.push(download(nodeUrl)
-            .pipe(gulp.dest('./nodes/geth/')));
+        if (os.indexOf(options.platform) !== -1)
+            streams.push(download(nodeUrl)
+                .pipe(gulp.dest('./nodes/geth/')));
 
     });
 

package.json

@@ -7,8 +7,7 @@
     "url": "https://github.com/ethereum/mist.git"
   },
   "scripts": {
-    "ci": "gulp --platform=linux",
-    "postinstall": "gulp update-nodes"
+    "ci": "gulp --platform=linux"
   },
   "main": "main.js",
   "dependencies": {