Better logging for the population command

Command/PopulateCommand.php

@@ -32,8 +32,13 @@ class PopulateCommand extends Command
         $output->writeln('Reseting indexes');
         $this->container->get('foq_elastica.reseter')->reset();
 
+        $output->writeln('Setting mappings');
+        $this->container->get('foq_elastica.mapping_setter')->setMappings();
+
         $output->writeln('Populating indexes');
-        $this->container->get('foq_elastica.populator')->populate();
+        $this->container->get('foq_elastica.populator')->populate(function($text) use ($output) {
+            $output->writeLn($text);
+        });
 
         $output->writeln('Done');
     }

DependencyInjection/Compiler/AddProviderPass.php

@@ -19,7 +19,7 @@ class AddProviderPass implements CompilerPassInterface
 
         $providers = array();
         foreach ($container->findTaggedServiceIds('foq_elastica.provider') as $id => $attributes) {
-            $providers[] = new Reference($id);
+            $providers[$id] = new Reference($id);
         }
 
         $container->getDefinition('foq_elastica.populator')->setArgument(0, $providers);

Populator.php

@@ -2,6 +2,8 @@
 
 namespace FOQ\ElasticaBundle;
 
+use Closure;
+
 class Populator
 {
     protected $providers;
@@ -11,10 +13,12 @@ class Populator
         $this->providers = $providers;
     }
 
-    public function populate()
+    public function populate(Closure $loggerClosure)
     {
-        foreach ($this->providers as $provider) {
-            $provider->populate();
+        foreach ($this->providers as $name => $provider) {
+            $provider->populate(function($text) use ($name, $loggerClosure) {
+                $loggerClosure(sprintf('Indexing %s, %s', $name, $text));
+            });
         }
     }
 }

ProviderInterface.php

@@ -2,7 +2,9 @@
 
 namespace FOQ\ElasticaBundle;
 
+use Closure;
+
 interface ProviderInterface
 {
-    function populate();
+    function populate(Closure $loggerClosure);
 }