Add getter methods to processors

These methods allow the data which would be added to be queried for
other purposes.

This helps with, for example,
#20

Author: tremby

src/Processors/LocaleProcessor.php

@@ -17,10 +17,22 @@ class LocaleProcessor
      */
     public function __invoke(array $record)
     {
-        $record['extra']['tags']['locale'] = $this->getLocale();
+        $record['extra']['tags'] = array_merge(array_get($record, 'extra.tags', []), $this->getTags());
         return $record;
     }
 
+    /**
+     * Get the tags to be added
+     *
+     * @return array
+     */
+    public function getTags()
+    {
+        return [
+            'locale' => $this->getLocale(),
+        ];
+    }
+
     /**
      * Get the locale
      *

src/Processors/UserDataProcessor.php

@@ -61,6 +61,17 @@ public function __construct(array $options = [])
      * @return array $record
      */
     public function __invoke(array $record)
+    {
+        $record['context']['user'] = array_merge($this->getUserContext(), array_get($record, 'context.user', []));
+        return $record;
+    }
+
+    /**
+     * Get the user context array
+     *
+     * @return array
+     */
+    public function getUserContext()
     {
         $data = ['id' => null];
         if ($user = $this->getUser()) {
@@ -89,9 +100,7 @@ public function __invoke(array $record)
         $userArray = array_only($data, $topLevel);
         $userArray['data'] = array_except($data, $topLevel);
 
-        $record['context']['user'] = array_merge($userArray, array_get($record, 'context.user', []));
-
-        return $record;
+        return $userArray;
     }
 
     /**