add search possibility throught all bundles, and remove deps between mainbundle and person bundle.

refs #223

Search/SearchProvider.php

@@ -0,0 +1,58 @@
+<?php
+namespace Chill\MainBundle\Search;
+
+use Chill\MainBundle\Search\SearchInterface;
+
+/**
+ * a service which gather all search services defined into the bundles
+ * installed into the app.
+ * the service is callable from the container with
+ * $container->get('chill.main.search_provider')
+ */
+class SearchProvider
+{
+    /**
+     * 
+     * @var SearchInterface[]
+     */
+    private $searchServices = array();
+
+    /*
+     * return search services in an array, ordered by
+     * the order key (defined in service definition)
+     * the conflicts in keys (twice the same order) are resolved
+     * within the compiler : the function will preserve all services
+     * defined (if two services have the same order, the will increment
+     * the order of the second one.
+     *
+     * @return SearchInterface[], with an int as array key
+     */
+    public function getByOrder()
+    {
+        //sort the array
+        uasort($this->searchServices, function(SearchInterface $a, SearchInterface $b) {
+            if ($a->getOrder() == $b->getOrder()) {
+                return 0;
+            }
+            return ($a->getOrder() < $b->getOrder()) ? -1 : 1;
+        });
+                
+        return $this->searchServices;
+    }
+
+    /*
+     * return search services with a specific name, defined in service
+     * definition.
+     *
+     * @return SearchInterface
+     */
+    public function getByName($name)
+    {
+        return $this->searchServices[$name];
+    }
+
+    public function addSearchService(SearchInterface $service, $name)
+    {
+        $this->searchServices[$name] = $service;
+    }
+}