Merge pull request #48 from discourse/remove_pngcrush_check

Remove old check for pngcrush version

app/helpers/application_helper.rb

@@ -1,14 +1,4 @@
-require 'open3'
-
 module DockerManager::ApplicationHelper
-  def has_latest_pngcrush
-    cmd = 'pngcrush -version'
-    Open3.popen3(cmd) do |stdin, stdout, stderr|
-      pngcrush_version = stderr.read.strip.split(/\s+/)[1][0...-1]
-      @has_latest_pngcrush ||= Gem::Version.new(pngcrush_version) >= Gem::Version.new('1.7.85')
-    end
-  end
-
   def discourse_root_url
     Discourse.base_uri
   end

app/views/docker_manager/admin/index.html.erb

@@ -10,7 +10,6 @@
 
   <script>
     window.Discourse = {
-      hasLatestPngcrush: <%= has_latest_pngcrush %>,
       rootUrl: '<%= discourse_root_url %>',
       longPollingBaseUrl: '<%= long_polling_base_url %>',
 

manager-client/app/index.html

@@ -16,7 +16,6 @@
 
   <script>
     window.Discourse = {
-      hasLatestPngcrush: true,
       rootUrl: '/',
       longPollingBaseUrl: '/',
 

manager-client/app/routes/index.js

@@ -19,10 +19,6 @@ export default Ember.Route.extend({
     const applicationController = this.controllerFor('application');
     controller.setProperties({ model, upgrading: null });
 
-    if(!(window.Discourse && window.Discourse.hasLatestPngcrush)){
-      applicationController.appendBannerHtml("<b>WARNING:</b> You are running an old Docker image, <a href='https://meta.discourse.org/t/how-do-i-update-my-docker-image-to-latest/23325'>please upgrade</a>.");
-    }
-
     model.forEach(repo => {
       if (repo.get('upgrading')) {
         controller.set('upgrading', repo);