Replaced LogglyFormatter with option to change batch formatting in JsonFormatter

src/Monolog/Formatter/JsonFormatter.php

@@ -20,6 +20,34 @@ namespace Monolog\Formatter;
  */
 class JsonFormatter implements FormatterInterface
 {
+
+    protected $batch_mode;
+
+    const BATCH_MODE_JSON = 1;
+    const BATCH_MODE_NEWLINES = 2;
+
+    /**
+     * @param int $batch_mode
+     */
+    public function __construct($batch_mode = self::BATCH_MODE_JSON)
+    {
+        $this->batch_mode = $batch_mode;
+    }
+
+    /**
+     * The batch mode option configures the formatting style for
+     * multiple records. By default, multiple records will be
+     * formatted as a JSON-encoded array. However, for
+     * compatibility with some API endpoints, alternive styles
+     * are available.
+     *
+     * @return int
+     */
+    public function getBatchMode()
+    {
+        return $this->batch_mode;
+    }
+
     /**
      * {@inheritdoc}
      */
@@ -32,7 +60,46 @@ class JsonFormatter implements FormatterInterface
      * {@inheritdoc}
      */
     public function formatBatch(array $records)
+    {
+        switch ($this->batch_mode) {
+
+            case static::BATCH_MODE_NEWLINES:
+                return $this->formatBatchNewlines($records);
+
+            case static::BATCH_MODE_JSON:
+            default:
+                return $this->formatBatchJson($records);
+
+        }
+    }
+
+    /**
+     * Return a JSON-encoded array of records.
+     *
+     * @param  array $records
+     * @return string
+     */
+    protected function formatBatchJson(array $records)
     {
         return json_encode($records);
     }
+
+    /**
+     * Use new lines to separate records instead of a
+     * JSON-encoded array.
+     *
+     * @param  array $records
+     * @return string
+     */
+    protected function formatBatchNewlines(array $records)
+    {
+        $instance = $this;
+
+        array_walk($records, function(&$value, $key) use ($instance) {
+            $value = $instance->format($value);
+        });
+
+        return implode("\n", $records);
+    }
+
 }