fix(plugin): better errors if plugins are malformed

Fixed read assets

internal_packages/open-tracking/lib/open-tracking-message-status.jsx

@@ -37,7 +37,8 @@ export default class OpenTrackingMessageStatus extends React.Component {
     return (
       <RetinaImg
         className={this.state.opened ? "opened" : "unopened"}
-        url="nylas://open-tracking/assets/icon-composer-eye@2x.png"
+        style={{position: 'relative', top: -1}}
+        url="nylas://open-tracking/assets/InMessage-Read@2x.png"
         mode={RetinaImg.Mode.ContentIsMask} />
     );
   }

internal_packages/plugins/lib/packages-store.coffee

@@ -173,15 +173,13 @@ PackagesStore = Reflux.createStore
       properties: ['openDirectory']
     , (filenames) =>
       return if not filenames or filenames.length is 0
-      NylasEnv.packages.installPackageFromPath filenames[0], (err, packageTargetDir) =>
+      NylasEnv.packages.installPackageFromPath filenames[0], (err) =>
         return if err
         packageName = path.basename(filenames[0])
         msg = "#{packageName} has been installed and enabled. No need to \
                restart! If you don't see the package loaded, check the \
                console for errors."
-        @_displayMessage("Package installed", msg)
-        if packageTargetDir
-          shell.showItemInFolder(packageTargetDir)
+        @_displayMessage("Plugin installed 🎉", msg)
 
   _onCreatePackage: ->
     if not NylasEnv.inDevMode()
@@ -210,19 +208,19 @@ PackagesStore = Reflux.createStore
       packageName = path.basename(packageDir)
 
       if not packageDir.startsWith(packagesDir)
-        return @_displayMessage('Invalid package location', 'Sorry, you must
-                                    create packages in the packages folder.')
+        return @_displayMessage('Invalid plugin location', 'Sorry, you must
+                                    create plugins in the packages folder.')
 
       if NylasEnv.packages.resolvePackagePath(packageName)
-        return @_displayMessage('Invalid package name', 'Sorry, you must
-                                    give your package a unqiue name.')
+        return @_displayMessage('Invalid plugin name', 'Sorry, you must
+                                    give your plugin a unqiue name.')
 
       if packageName.indexOf(' ') isnt -1
-        return @_displayMessage('Invalid package name', 'Sorry, package names
+        return @_displayMessage('Invalid plugin name', 'Sorry, plugin names
                                  cannot contain spaces.')
 
       fs.mkdir packageDir, (err) =>
-        return @_displayMessage('Could not create package', err.toString()) if err
+        return @_displayMessage('Could not create plugin', err.toString()) if err
 
         {resourcePath} = NylasEnv.getLoadSettings()
         packageTemplatePath = path.join(resourcePath, 'static', 'package-template')

src/package-manager.coffee

@@ -6,6 +6,7 @@ EmitterMixin = require('emissary').Emitter
 fs = require 'fs-plus'
 Q = require 'q'
 Grim = require 'grim'
+CSON = require 'season'
 
 ServiceHub = require 'service-hub'
 Package = require './package'
@@ -338,6 +339,8 @@ class PackageManager
     dialog = require('remote').require('dialog')
     shell = require('shell')
 
+    return unless @verifyValidPackage(packageSourceDir, callback)
+
     packagesDir = path.join(NylasEnv.getConfigDirPath(), 'packages')
     packageName = path.basename(packageSourceDir)
     packageTargetDir = path.join(packagesDir, packageName)
@@ -376,6 +379,22 @@ class PackageManager
             @activatePackage(packageName)
             callback(null, packageTargetDir)
 
+  verifyValidPackage: (packageSourceDir, callback) ->
+    if CSON.resolve(path.join(packageSourceDir, 'package'))
+      return true
+    else
+      errMsg = "The folder you selected doesn't look like a valid N1 plugin. All N1 plugins must have a package.json file in the top level of the folder. Check the contents of #{packageSourceDir} and try again"
+
+      dialog = require('remote').require('dialog')
+      dialog.showMessageBox({
+        type: 'warning'
+        buttons: ['OK']
+        title: 'Not a valid plugin folder'
+        message: errMsg
+      })
+
+      callback(errMsg)
+      return false
   ###
   Section: Private
   ###