fixed up ryansmith94 comments on pull request 643.

Author: loongchan

app/locker/data/dashboards/LrsDashboard.php

@@ -55,27 +55,27 @@ public function actorCount(){
     $count_array = ['mbox' => '', 'openid' => '', 'mbox_sha1sum' => '', 'account' => ''];
 
     $count_array['mbox'] = $this->db->statements->aggregate(
-              array('$match' => $this->getMatch( $this->lrs )),
-              array('$group' => array('_id' => '$statement.actor.mbox')),
-              array('$group' => array('_id' => 1, 'count' => array('$sum' => 1)))
-              );
+            ['$match' => $this->getMatch( $this->lrs )],
+            ['$group' => ['_id' => '$statement.actor.mbox']],
+            ['$group' => ['_id' => 1, 'count' => ['$sum' => 1]]]
+    );
 
     $count_array['openid'] = $this->db->statements->aggregate(
-            array('$match' => $this->getMatch( $this->lrs )),
-            array('$group' => array('_id' => '$statement.actor.openid')),
-            array('$group' => array('_id' => 1, 'count' => array('$sum' => 1)))
+            ['$match' => $this->getMatch( $this->lrs )],
+            ['$group' => ['_id' => '$statement.actor.openid']],
+            ['$group' => ['_id' => 1, 'count' => ['$sum' => 1]]]
     );
 
     $count_array['mbox_sha1sum'] = $this->db->statements->aggregate(
-            array('$match' => $this->getMatch( $this->lrs )),
-            array('$group' => array('_id' => '$statement.actor.mbox_sha1sum')),
-            array('$group' => array('_id' => 1, 'count' => array('$sum' => 1)))
+            ['$match' => $this->getMatch( $this->lrs )],
+            ['$group' => ['_id' => '$statement.actor.mbox_sha1sum']],
+            ['$group' => ['_id' => 1, 'count' => ['$sum' => 1]]]
     );
 
     $count_array['account'] = $this->db->statements->aggregate(
-            array('$match' => $this->getMatch( $this->lrs )),
-            array('$group' => array('_id' => '$statement.actor.account.name')),
-            array('$group' => array('_id' => 1, 'count' => array('$sum' => 1)))
+            ['$match' => $this->getMatch( $this->lrs )],
+            ['$group' => ['_id' => ['accountName' => '$statement.actor.account.name', 'accountHomePage' => '$statement.actor.account.homePage']]],
+            ['$group' => ['_id' => 1, 'count' => ['$sum' => 1]]]
     );
 
     $summary = 0;