more regarding CompileAssets

install/ApplicationInstaller/CompileAssets.php

@@ -1,13 +1,16 @@
 <?php
 namespace ApplicationInstaller;
 
+use Composer\Script\Event;
+use Rails;
+
 /**
  * Post-install script ran when installing the system
- * using composer. It compiles assets.
+ * using Composer to compile assets.
  */
 class CompileAssets
 {
-    static public function compile()
+    static public function compile(Event $event)
     {
         $railsRoot = __DIR__ . '/../..';
         
@@ -16,8 +19,25 @@ class CompileAssets
         $target = $railsRoot . '/config/config.php';
         copy($file, $target);
         
+        # Load rails
         require $railsRoot . '/config/boot.php';
-        \Rails::assets()->compileAll();
+        
+        # Reset configuration to production, because Rails will load
+        # development by default when ran from CGI, and Assets won't
+        # set environment to production itself. Fix this later.
+        Rails::resetConfig('production');
+        
+        # Load console
+        $console = new Console($event->getIO());
+        
+        # Warn about compiling
+        $console->write("[Compiling assets]");
+        
+        # Set console to assets
+        Rails::assets()->setConsole($console);
+        
+        # Compile files
+        Rails::assets()->compileAll();
         
         # Delete temporary config file.
         unlink($target);

install/ApplicationInstaller/Console.php

@@ -0,0 +1,20 @@
+<?php
+namespace ApplicationInstaller;
+
+/**
+ * Console used by CompileAssets.
+ */
+class Console extends \Rails\Console\Console
+{
+    private $io;
+    
+    public function __construct($io)
+    {
+        $this->io = $io;
+    }
+    
+    public function write($message, $n = 1)
+    {
+        $this->io->write($message . str_repeat("\n", $n));
+    }
+}